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<?xml-stylesheet type="text/xsl" href="https://devzone.nordicsemi.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/102184/issue-with-multiple-https-tls-sockets-to-the-same-server</link><description>Board: nrf7002 
 nrfConnect SDK 2.4.0 or 2.4.99 
 IDE: VS code 
 I’m working on implementing SignalR communication protocol, It uses SSE(Server-Sent Events) communication, so once connected, one socket needs to remain open to receive new data, and we</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Tue, 15 Aug 2023 14:34:26 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/102184/issue-with-multiple-https-tls-sockets-to-the-same-server" /><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/441423?ContentTypeID=1</link><pubDate>Tue, 15 Aug 2023 14:34:26 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:cc113baa-46bf-4870-8c17-10db55487a9b</guid><dc:creator>H&amp;#229;kon Alseth</dc:creator><description>&lt;p&gt;Happy to hear that you got things working. Hope you have a wonderful day!&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;p&gt;Kind regards,&lt;/p&gt;
&lt;p&gt;Håkon&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/441420?ContentTypeID=1</link><pubDate>Tue, 15 Aug 2023 14:26:29 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:fd1424e0-1992-4961-8450-e68d53baff59</guid><dc:creator>Kyle1</dc:creator><description>&lt;p&gt;Sorry for the late reply, I just wanted to ensure I did not have any other issues.&lt;/p&gt;
&lt;p&gt;&lt;br /&gt;It turns out i needed to add a a 1 second delay before starting the WiFi in main, and the other issue was because I was&amp;nbsp;requesting something with a large payload too big to handle, not needed for the communication I was implementing.&lt;/p&gt;
&lt;p&gt;Thanks for the help&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/440536?ContentTypeID=1</link><pubDate>Wed, 09 Aug 2023 14:14:35 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:d62ed42b-23af-49b8-aad2-5d0e8195256b</guid><dc:creator>H&amp;#229;kon Alseth</dc:creator><description>&lt;p&gt;Hi,&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
[quote user="Kyle1"]The other issues I see is the&amp;nbsp;body of the&amp;nbsp;response&amp;nbsp;coming back has been stripped out, I thought this was due to terminating the string at \r\n\r\n , but I removed that and still does not appear to be getting anything other than just the header data.[/quote]
&lt;p&gt;You can take away the strstr() logic, and print the recv_buf directly to see the full content.&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
[quote user="Kyle1"]&lt;p&gt;This solution appears to work when WiFi gets connected, however&amp;nbsp;a lot of the time it is not, I am seeing this in the logs, where it fails to connect to Wifi.&lt;/p&gt;
&lt;p&gt;&lt;br /&gt;[00:00:01.637,359] &amp;lt;inf&amp;gt; app: Registering IPv4 events&lt;br /&gt;[00:00:05.637,481] &amp;lt;err&amp;gt; app: Connecting to Wi-Fi failed. error: -1&lt;br /&gt;[00:00:05.637,512] &amp;lt;inf&amp;gt; app: Wait for Wi-fi connection&lt;/p&gt;[/quote]
&lt;p&gt;Are you far away from the access point? If you run the wifi/shell sample, and do a scan there, what&amp;#39;s the reported RSSI of your AP?&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;p&gt;Kind regards,&lt;/p&gt;
&lt;p&gt;Håkon&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/440368?ContentTypeID=1</link><pubDate>Tue, 08 Aug 2023 20:03:12 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:423cbd7c-97c2-4cb5-a5e3-238c7cd259c6</guid><dc:creator>Kyle1</dc:creator><description>&lt;p&gt;This solution appears to work when WiFi gets connected, however&amp;nbsp;a lot of the time it is not, I am seeing this in the logs, where it fails to connect to Wifi.&lt;/p&gt;
&lt;p&gt;&lt;br /&gt;[00:00:01.637,359] &amp;lt;inf&amp;gt; app: Registering IPv4 events&lt;br /&gt;[00:00:05.637,481] &amp;lt;err&amp;gt; app: Connecting to Wi-Fi failed. error: -1&lt;br /&gt;[00:00:05.637,512] &amp;lt;inf&amp;gt; app: Wait for Wi-fi connection&lt;br /&gt;&lt;br /&gt;The other issues I see is the&amp;nbsp;body of the&amp;nbsp;response&amp;nbsp;coming back has been stripped out, I thought this was due to terminating the string at \r\n\r\n , but I removed that and still does not appear to be getting anything other than just the header data.&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/439920?ContentTypeID=1</link><pubDate>Fri, 04 Aug 2023 12:47:31 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:0482a50e-df0e-413b-a17e-88986fc9f13b</guid><dc:creator>H&amp;#229;kon Alseth</dc:creator><description>&lt;p&gt;I highly suspect that there&amp;#39;s a thread/buffer that overflows.&lt;/p&gt;
&lt;p&gt;There&amp;#39;s several buffers that is setup as well as contexts in the NET_* space.&lt;/p&gt;
[quote user="Kyle1"]For some reason I was not able to get any useful information from GDB, there was no backtrace, Also when looking at the lines, it did not give me one&amp;nbsp;&lt;span&gt;0x4ddf8.&lt;/span&gt;[/quote]
&lt;p&gt;Did the zephyr.map file show which object/function is located at this address?&lt;/p&gt;
[quote user="Kyle1"]That line is only being called once[/quote]
&lt;p&gt;Thank you for confirming.&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;p&gt;I have seen some stack related issues when trying to reproduce your scenario. Here&amp;#39;s a sample based on the https_client sample, which, quite crudely, opens two TLS sockets towards google.com:&lt;/p&gt;
&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;a href="https://devzone.nordicsemi.com/cfs-file/__key/communityserver-discussions-components-files/4/0385.https_5F00_client_5F00_two_5F00_TLS_5F00_connections.zip"&gt;devzone.nordicsemi.com/.../0385.https_5F00_client_5F00_two_5F00_TLS_5F00_connections.zip&lt;/a&gt;&amp;nbsp;&lt;/p&gt;
&lt;p&gt;What was the crucial config at my end was &amp;quot;CONFIG_NET_MAX_CONN=6&amp;quot;. Without this, the connect() would return with an err on the second socket.&lt;/p&gt;
&lt;p&gt;Output:&lt;/p&gt;
&lt;p&gt;&lt;pre class="ui-code" data-mode="text"&gt;Looking up google.com
Resolved 142.250.74.78 (AF_INET)
FD: 0
Connecting to google.com:443
Sent 60 bytes
Received 809 bytes

&amp;gt;        HTTP/1.1 301 Moved Permanently

Finished with socket fd=7
FD: 1
Connecting to google.com:443
Sent 60 bytes
Received 809 bytes

&amp;gt;        HTTP/1.1 301 Moved Permanently

Finished with socket fd=9
Clean up
&lt;/pre&gt;&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;p&gt;My apologies for the&amp;nbsp;prj.conf being a bit all over the place (I wanted to update you before my workday ends), I upped most stacks to a relatively high value to ensure no MPU faults.&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;p&gt;Kind regards,&lt;/p&gt;
&lt;p&gt;Håkon&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/439776?ContentTypeID=1</link><pubDate>Thu, 03 Aug 2023 18:17:40 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:c0689cb7-fd65-4ca3-ae05-6867e1095507</guid><dc:creator>Kyle1</dc:creator><description>[quote userid="2115" url="~/f/nordic-q-a/102184/issue-with-multiple-https-tls-sockets-to-the-same-server/439663"]It is hard to see what has happened here, as there&amp;#39;s missing logs etc. Can you elaborate on when the fault occurs in the context of when the second socket is used?[/quote]
&lt;p&gt;It looks like it crashes when it goes to make the request, here is the&amp;nbsp;function I call to make the request. I think it is in the Send call&lt;/p&gt;
&lt;p&gt;&lt;pre class="ui-code" data-mode="c_cpp"&gt;void https_get_goog(int sock)
{
	const char *request = &amp;quot;GET / HTTP/1.1\r\n&amp;quot;
						   &amp;quot;Host: www.google.com\r\n\r\n&amp;quot;;
	send(sock, request, strlen(request), 0);
	while (1) {
		int len = recv(sock, response, sizeof(response) - 1, 0);

		if (len &amp;lt; 0) {
			printk(&amp;quot;Error reading response\n&amp;quot;);
			return 0;
		}

		if (len == 0) {
			printf(&amp;quot;GOOGLE Response: none\n&amp;quot;);
			break;
		}
		response[len] = 0;
		printk(&amp;quot;Response: %s\n&amp;quot;, response);
		return 0;
	}
}&lt;/pre&gt;&lt;/p&gt;
&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;/p&gt;
[quote userid="2115" url="~/f/nordic-q-a/102184/issue-with-multiple-https-tls-sockets-to-the-same-server/439663"]&lt;p&gt;addr2line can help here, to find where the faulting instruction was called from:&lt;/p&gt;
&lt;p&gt;arm-zephyr-eabi-addr2line -e build-folder/zephyr/zephyr.elf 0x4ddf8&lt;/p&gt;
&lt;p&gt;Possibly the LR can be resolved as well, ie. 0x4140.&lt;/p&gt;[/quote]
&lt;p&gt;For some reason I was not able to get any useful information from GDB, there was no backtrace, Also when looking at the lines, it did not give me one&amp;nbsp;&lt;span&gt;0x4ddf8.&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;0x4140, Was a print statement&amp;nbsp;for the WiFi&amp;nbsp;status in the&amp;nbsp;&lt;/span&gt;cmd_wifi_status&amp;nbsp;callback&lt;/p&gt;
&lt;div&gt;
&lt;div&gt;&lt;span&gt;LOG_INF&lt;/span&gt;&lt;span&gt;(&lt;/span&gt;&lt;span&gt;&amp;quot;SSID: &lt;/span&gt;&lt;span&gt;%-32s&lt;/span&gt;&lt;span&gt;&amp;quot;&lt;/span&gt;&lt;span&gt;, &lt;/span&gt;&lt;span&gt;status&lt;/span&gt;&lt;span&gt;.&lt;/span&gt;&lt;span&gt;ssid&lt;/span&gt;&lt;span&gt;);&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;/div&gt;
[quote userid="2115" url="~/f/nordic-q-a/102184/issue-with-multiple-https-tls-sockets-to-the-same-server/439663"]&lt;blockquote class="quote"&gt;&lt;div class="quote-content"&gt;&lt;code&gt;// Load in the TLS cert for HTTPS&lt;/code&gt;&lt;br /&gt;&lt;code&gt;tls_credential_add(CA_CERTIFICATE_TAG, TLS_CREDENTIAL_CA_CERTIFICATE,&lt;/code&gt;&lt;br /&gt;&lt;code&gt; ca_certificate, sizeof(ca_certificate));&lt;/code&gt;&lt;/div&gt;&lt;/blockquote&gt;&lt;div class="quote-footer"&gt;&lt;/div&gt;
&lt;p&gt;Are you running this line twice? If yes, you must check if it is already present before adding it.&lt;/p&gt;[/quote]
&lt;p&gt;That line is only being called once&lt;/p&gt;
&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;/p&gt;
&lt;div&gt;&lt;/div&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/439663?ContentTypeID=1</link><pubDate>Thu, 03 Aug 2023 10:05:19 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:959ab97c-017f-4d69-87c7-b717f47ae627</guid><dc:creator>H&amp;#229;kon Alseth</dc:creator><description>&lt;p&gt;Hi,&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
[quote user="Kyle1"][00:03:46.772,796] &amp;lt;err&amp;gt; os: ***** MPU FAULT *****&lt;br /&gt;[00:03:46.772,827] &amp;lt;err&amp;gt; os: Data Access Violation&lt;br /&gt;[00:03:46.772,827] &amp;lt;err&amp;gt; os: MMFAR Address: 0x0&lt;br /&gt;[00:03:46.772,857] &amp;lt;err&amp;gt; os: r0/a1: 0x00000000 r1/a2: 0x00000000 r2/a3: 0x00000000&lt;br /&gt;[00:03:46.772,857] &amp;lt;err&amp;gt; os: r3/a4: 0x00000000 r12/ip: 0x00000413 r14/lr: 0x00004140&lt;br /&gt;[00:03:46.772,857] &amp;lt;err&amp;gt; os: xpsr: 0x29000000&lt;br /&gt;[00:03:46.772,888] &amp;lt;err&amp;gt; os: Faulting instruction address (r15/pc): 0x0004ddf8[/quote]
&lt;p&gt;Possibly a null pointer being executed.&lt;/p&gt;
&lt;p&gt;addr2line can help here, to find where the faulting instruction was called from:&lt;/p&gt;
&lt;p&gt;arm-zephyr-eabi-addr2line -e build-folder/zephyr/zephyr.elf 0x4ddf8&lt;/p&gt;
&lt;p&gt;Possibly the LR can be resolved as well, ie. 0x4140.&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;p&gt;Also, since you&amp;#39;re using coredump, you can load this into gdb:&lt;/p&gt;
&lt;p&gt;&lt;a href="https://docs.zephyrproject.org/latest/services/debugging/coredump.html"&gt;https://docs.zephyrproject.org/latest/services/debugging/coredump.html&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
[quote user="Kyle1"]Here is a log of using sock2, crashing trying to go to &lt;a href="http://www.google.com"&gt;www.google.com&lt;/a&gt;&lt;br /&gt;When using just sock,&amp;nbsp;It does not crash[/quote]
&lt;p&gt;It is hard to see what has happened here, as there&amp;#39;s missing logs etc. Can you elaborate on when the fault occurs in the context of when the second socket is used?&lt;/p&gt;
&lt;p&gt;Ie. where were you in the second connection procedure when this fault happens?&lt;/p&gt;
[quote user=""]&lt;code&gt;// Load in the TLS cert for HTTPS&lt;/code&gt;&lt;br /&gt;&lt;code&gt;tls_credential_add(CA_CERTIFICATE_TAG, TLS_CREDENTIAL_CA_CERTIFICATE,&lt;/code&gt;&lt;br /&gt;&lt;code&gt; ca_certificate, sizeof(ca_certificate));&lt;/code&gt;[/quote]
&lt;p&gt;Are you running this line twice? If yes, you must check if it is already present before adding it.&lt;/p&gt;
[quote user="Kyle1"][00:03:46.772,949] &amp;lt;err&amp;gt; os: Current thread: 0x20004900 (main)[/quote]
&lt;p&gt;What is your main stack size set to? I would recommend setting it high (15-20k area) in case you&amp;#39;re overflowing it.&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;p&gt;Kind regards,&lt;/p&gt;
&lt;p&gt;Håkon&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/439528?ContentTypeID=1</link><pubDate>Wed, 02 Aug 2023 13:44:18 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:12102998-9953-4b41-9442-73944e7aade1</guid><dc:creator>Kyle1</dc:creator><description>&lt;p&gt;SNI is enabled, Sorry I forgot to point a few things to &lt;a id="" href="http://www.google.com"&gt;www.google.com&lt;/a&gt;&amp;nbsp;from azure&lt;br /&gt;&lt;br /&gt;Here is a log of using sock2, crashing trying to go to &lt;a id="" href="http://www.google.com"&gt;www.google.com&lt;/a&gt;&lt;br /&gt;When using just sock,&amp;nbsp;It does not crash&lt;/p&gt;
&lt;p&gt;&lt;br /&gt;--- 124 messages dropped ---&lt;br /&gt;[00:03:21.319,244] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 0030: cc a9 cc aa c0 2c c0 30 00 9f c0 ad c0 9f c0 24 .....,.0.......$&lt;br /&gt;--- 4 messages dropped ---&lt;br /&gt;[00:03:21.319,488] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 0040: c0 28 00 6b c0 0a c0 14 00 39 c0 af c0 a3 c0 2b .(.k.....9.....+&lt;br /&gt;[00:03:21.319,732] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 0050: c0 2f 00 9e c0 ac c0 9e c0 23 c0 27 00 67 c0 09 ./.......#.&amp;#39;.g..&lt;br /&gt;[00:03:21.319,976] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 0060: c0 13 00 33 c0 ae c0 a2 00 9d c0 9d 00 3d 00 35 ...3.........=.5&lt;br /&gt;--- 64 messages dropped ---&lt;br /&gt;[00:03:21.321,258] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 00b0: 6d 00 0a 00 0c 00 0a 00 1d 00 17 00 18 00 19 00 m...............&lt;br /&gt;[00:03:21.321,533] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 00c0: 1a 00 0d 00 0e 00 0c 06 03 06 01 05 03 05 01 04 ................&lt;br /&gt;[00:03:21.321,777] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 00d0: 03 04 01 00 0b 00 02 01 00 00 17 00 00 00 23 00 ..............#.&lt;br /&gt;--- 518 messages dropped ---&lt;br /&gt;[00:03:21.417,633] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls12_client.c:1739: 0x20001ca8: &amp;lt;= parse server hello&lt;br /&gt;[00:03:21.417,724] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2177: 0x20001ca8: =&amp;gt; flush output&lt;br /&gt;[00:03:21.417,785] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2188: 0x20001ca8: &amp;lt;= flush output&lt;br /&gt;[00:03:21.653,350] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: dumping &amp;#39;output record sent to network&amp;#39; (37 bytes)&lt;br /&gt;[00:03:21.653,594] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 0000: 16 03 03 00 20 da e5 e2 c1 eb 4b 98 79 66 83 19 .... .....K.yf..&lt;br /&gt;--- 116 messages dropped ---&lt;br /&gt;[00:03:21.653,839] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 0010: 7f b8 51 a6 98 14 28 fc 04 b6 59 4d 39 b5 ad 5e ..Q...(...YM9..^&lt;br /&gt;[00:03:21.654,052] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 0020: 23 12 db a5 f1 #....&lt;br /&gt;[00:03:21.654,113] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2177: 0x20001ca8: =&amp;gt; flush output&lt;br /&gt;[00:03:21.654,205] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2194: 0x20001ca8: message length: 37, out_left: 37&lt;br /&gt;[00:03:21.769,409] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:1800: 0x20001ca8: dumping &amp;#39;raw buffer after decryption&amp;#39; (16 bytes)&lt;br /&gt;[00:03:21.769,653] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:1800: 0x20001ca8: 0000: 14 00 00 0c 42 ad cf f6 37 b1 57 89 c5 87 8d c3 ....B...7.W.....&lt;br /&gt;[00:03:21.769,744] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:1928: 0x20001ca8: &amp;lt;= decrypt buf&lt;br /&gt;[00:03:21.769,836] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:3888: 0x20001ca8: dumping &amp;#39;input payload after decrypt&amp;#39; (16 bytes)&lt;br /&gt;[00:03:21.770,080] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:3888: 0x20001ca8: 0000: 14 00 00 0c 42 ad cf f6 37 b1 57 89 c5 87 8d c3 ....B...7.W.....&lt;br /&gt;[00:03:21.770,202] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:3088: 0x20001ca8: handshake message: msglen = 16, type = 20, hslen = 16&lt;br /&gt;[00:03:21.770,263] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:4076: 0x20001ca8: &amp;lt;= read record&lt;br /&gt;[00:03:21.770,355] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:7890: 0x20001ca8: &amp;lt;= parse finished&lt;br /&gt;[00:03:21.770,416] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2177: 0x20001ca8: =&amp;gt; flush output&lt;br /&gt;[00:03:21.770,507] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2188: 0x20001ca8: &amp;lt;= flush output&lt;br /&gt;[00:03:21.770,599] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:3709: 0x20001ca8: client state: MBEDTLS_SSL_FLUSH_BUFFERS&lt;br /&gt;[00:03:21.770,660] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls12_client.c:3756: 0x20001ca8: handshake: done&lt;br /&gt;[00:03:21.770,751] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2177: 0x20001ca8: =&amp;gt; flush output&lt;br /&gt;[00:03:21.770,812] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2188: 0x20001ca8: &amp;lt;= flush output&lt;br /&gt;[00:03:21.770,904] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:3709: 0x20001ca8: client state: MBEDTLS_SSL_HANDSHAKE_WRAPUP&lt;br /&gt;[00:03:21.770,996] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:7642: 0x20001ca8: =&amp;gt; handshake wrapup&lt;br /&gt;[00:03:21.771,057] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:7615: 0x20001ca8: =&amp;gt; handshake wrapup: final free&lt;br /&gt;[00:03:21.771,484] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:7635: 0x20001ca8: &amp;lt;= handshake wrapup: final free&lt;br /&gt;[00:03:21.771,575] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:7700: 0x20001ca8: &amp;lt;= handshake wrapup&lt;br /&gt;[00:03:21.771,636] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:3801: 0x20001ca8: &amp;lt;= handshake&lt;br /&gt;[00:03:21.771,697] &amp;lt;dbg&amp;gt; net_sock_tls: tls_alloc: (main): Allocated TLS context, 0x20002110&lt;br /&gt;[00:03:21.771,942] &amp;lt;dbg&amp;gt; net_sock: zsock_socket_internal: (main): socket: ctx=0x20006340, fd=10&lt;br /&gt;[00:03:25.327,117] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578bc, st=0, user_data=(nil)&lt;br /&gt;[00:03:25.941,528] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578fc, st=0, user_data=(nil)&lt;br /&gt;[00:03:30.550,201] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578bc, st=0, user_data=(nil)&lt;br /&gt;[00:03:30.857,391] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578fc, st=0, user_data=(nil)&lt;br /&gt;[00:03:31.370,574] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578bc, st=0, user_data=(nil)&lt;br /&gt;[00:03:31.373,840] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578fc, st=0, user_data=(nil)&lt;br /&gt;[00:03:31.386,199] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578bc, st=0, user_data=(nil)&lt;br /&gt;[00:03:31.416,717] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578bc, st=0, user_data=(nil)&lt;br /&gt;[00:03:31.417,083] &amp;lt;dbg&amp;gt; net_sock: zsock_received_cb: (rx_q[0]): ctx=0x200062a0, pkt=(nil), st=0, user_data=(nil)&lt;br /&gt;[00:03:31.417,114] &amp;lt;dbg&amp;gt; net_sock: zsock_received_cb: (rx_q[0]): Marked socket 0x200062a0 as peer-closed&lt;br /&gt;[00:03:31.475,067] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578fc, st=0, user_data=(nil)&lt;br /&gt;[00:03:31.676,147] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578bc, st=0, user_data=(nil)&lt;br /&gt;[00:03:32.290,405] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578fc, st=0, user_data=(nil)&lt;br /&gt;[00:03:33.417,022] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578bc, st=0, user_data=(nil)&lt;br /&gt;[00:03:37.205,749] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578fc, st=0, user_data=(nil)&lt;br /&gt;[00:03:37.410,675] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578bc, st=0, user_data=(nil)&lt;br /&gt;[00:03:39.049,011] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578fc, st=0, user_data=(nil)&lt;br /&gt;[00:03:39.969,848] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578bc, st=0, user_data=(nil)&lt;br /&gt;[00:03:40.075,653] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578fc, st=0, user_data=(nil)&lt;br /&gt;[00:03:40.080,627] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578bc, st=0, user_data=(nil)&lt;br /&gt;[00:03:40.380,706] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578fc, st=0, user_data=(nil)&lt;br /&gt;Trying sock2: 9&lt;br /&gt;[00:03:44.066,284] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578bc, st=0, user_data=(nil)&lt;br /&gt;[00:03:46.114,654] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x200578fc, st=0, user_data=(nil)&lt;br /&gt;[00:03:46.772,796] &amp;lt;err&amp;gt; os: ***** MPU FAULT *****&lt;br /&gt;[00:03:46.772,827] &amp;lt;err&amp;gt; os: Data Access Violation&lt;br /&gt;[00:03:46.772,827] &amp;lt;err&amp;gt; os: MMFAR Address: 0x0&lt;br /&gt;[00:03:46.772,857] &amp;lt;err&amp;gt; os: r0/a1: 0x00000000 r1/a2: 0x00000000 r2/a3: 0x00000000&lt;br /&gt;[00:03:46.772,857] &amp;lt;err&amp;gt; os: r3/a4: 0x00000000 r12/ip: 0x00000413 r14/lr: 0x00004140&lt;br /&gt;[00:03:46.772,857] &amp;lt;err&amp;gt; os: xpsr: 0x29000000&lt;br /&gt;[00:03:46.772,888] &amp;lt;err&amp;gt; os: Faulting instruction address (r15/pc): 0x0004ddf8&lt;br /&gt;[00:03:46.772,918] &amp;lt;err&amp;gt; os: &amp;gt;&amp;gt;&amp;gt; ZEPHYR FATAL ERROR 19: Unknown error on CPU 0&lt;br /&gt;[00:03:46.772,949] &amp;lt;err&amp;gt; os: Current thread: 0x20004900 (main)&lt;br /&gt;[00:03:46.847,869] &amp;lt;err&amp;gt; coredump: #CD:BEGIN#&lt;br /&gt;[00:03:46.855,804] &amp;lt;err&amp;gt; coredump: #CD:5a4501000300050013000000&lt;br /&gt;[00:03:46.865,264] &amp;lt;err&amp;gt; coredump: #CD:4102004400&lt;br /&gt;[00:03:46.873,535] &amp;lt;err&amp;gt; coredump: #CD:000000000000000000000000000000001304000040410000f8dd040000000029&lt;br /&gt;[00:03:46.886,535] &amp;lt;err&amp;gt; coredump: #CD:9836022000000000000000000000000000000000000000000000000000000000&lt;br /&gt;[00:03:46.899,475] &amp;lt;err&amp;gt; coredump: #CD:00000000&lt;br /&gt;[00:03:46.907,562] &amp;lt;err&amp;gt; coredump: #CD:4d010000490020c8490020&lt;br /&gt;[00:03:46.916,870] &amp;lt;err&amp;gt; coredump: #CD:383a002088810120000000000180000000000000000000000000000000000000&lt;br /&gt;[00:03:46.929,870] &amp;lt;err&amp;gt; coredump: #CD:03040a0000000000000000000000000000800200e76271000000000068810120&lt;br /&gt;[00:03:46.942,840] &amp;lt;err&amp;gt; coredump: #CD:0000000000000000ffffffffffffffff50370220000000005849002058490020&lt;br /&gt;[00:03:46.955,841] &amp;lt;err&amp;gt; coredump: #CD:00010000bdb00400000000000000000000000000000000006d61696e00000000&lt;br /&gt;[00:03:46.968,811] &amp;lt;err&amp;gt; coredump: #CD:00000000000000000000000000000000000000000000000002000000e0270220&lt;br /&gt;[00:03:46.981,781] &amp;lt;err&amp;gt; coredump: #CD:0010000000000000fc0d00200000000000000000000000000000000000000000&lt;br /&gt;[00:03:46.994,750] &amp;lt;err&amp;gt; coredump: #CD:00000000f5ffffff&lt;br /&gt;[00:03:47.003,540] &amp;lt;err&amp;gt; coredump: #CD:4d0100e0270220e0370220&lt;br /&gt;[00:03:47.012,847] &amp;lt;err&amp;gt; coredump: #CD:f0f0f0f0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.025,817] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.038,787] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.051,788] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.064,758] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.077,728] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.090,698] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.103,668] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.116,668] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.129,638] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.142,608] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.155,609] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.168,579] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.181,549] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.194,549] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.207,519] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.220,520] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.233,489] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.246,490] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.259,460] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.272,430] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.285,430] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.298,400] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.311,401] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.324,371] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.337,371] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.350,341] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.363,342] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.376,312] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.389,312] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.402,282] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.415,252] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.428,253] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.441,223] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.454,193] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.467,193] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.480,163] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.493,133] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.506,134] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.519,104] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.532,104] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.545,074] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.558,044] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa102f022024000000&lt;br /&gt;[00:03:47.571,014] &amp;lt;err&amp;gt; coredump: #CD:240000009df90400aaaaaaaaaaaaaaaaaaaaaaaa06000000c831022002000000&lt;br /&gt;[00:03:47.583,984] &amp;lt;err&amp;gt; coredump: #CD:fcffffff942f02200200000000000000040000006f070500aaaaaaaaaaaaaaaa&lt;br /&gt;[00:03:47.596,984] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa000000003c2e022004000000aaaaaaaa&lt;br /&gt;[00:03:47.609,954] &amp;lt;err&amp;gt; coredump: #CD:30000020102f0220866d0c00000000001000000000000000902f022049000000&lt;br /&gt;[00:03:47.622,924] &amp;lt;err&amp;gt; coredump: #CD:490000009df90400230000009df90400000000004b0000006832022002000000&lt;br /&gt;[00:03:47.635,894] &amp;lt;err&amp;gt; coredump: #CD:b82f022049000000490000009df90400490000006f070500040000004b000000&lt;br /&gt;[00:03:47.648,895] &amp;lt;err&amp;gt; coredump: #CD:9032022002000000e02f02202d0000002d0000009df90400490000006f070500&lt;br /&gt;[00:03:47.661,865] &amp;lt;err&amp;gt; coredump: #CD:300000202f0000009c32022002000000d3ffffff643002200200000000000000&lt;br /&gt;[00:03:47.674,835] &amp;lt;err&amp;gt; coredump: #CD:2d0000006f07050030000020b82f0220866d0c00000000005500000000000000&lt;br /&gt;[00:03:47.687,805] &amp;lt;err&amp;gt; coredump: #CD:000000000c2f02202d0000000000000030000020e02f0220866d0c0000000000&lt;br /&gt;[00:03:47.700,775] &amp;lt;err&amp;gt; coredump: #CD:39000000000000005c3002207300000068300220450000007030022049000000&lt;br /&gt;[00:03:47.713,745] &amp;lt;err&amp;gt; coredump: #CD:490000009df904004500000047000000403302204b0000004833022002000000&lt;br /&gt;[00:03:47.726,715] &amp;lt;err&amp;gt; coredump: #CD:b7fffffff43002200200000000000000490000006f0705004c33022011000000&lt;br /&gt;[00:03:47.739,685] &amp;lt;err&amp;gt; coredump: #CD:5433022002000000f1ffffff1c31022002000000000000000f0000006f070500&lt;br /&gt;[00:03:47.752,685] &amp;lt;err&amp;gt; coredump: #CD:3000002070300220866d0c0000000000550000000000000000000000c42f0220&lt;br /&gt;[00:03:47.765,655] &amp;lt;err&amp;gt; coredump: #CD:0f000000000000003000002098300220866d0c00000000001b00000000000000&lt;br /&gt;[00:03:47.778,625] &amp;lt;err&amp;gt; coredump: #CD:1431022073000000000000000000000000000000000000000000000000000000&lt;br /&gt;[00:03:47.791,595] &amp;lt;err&amp;gt; coredump: #CD:0100000058fc0a004031022049000000490000009df904000000000040000000&lt;br /&gt;[00:03:47.804,565] &amp;lt;err&amp;gt; coredump: #CD:f43002204b0000001834022002000000b7ffffffc43102200200000000000000&lt;br /&gt;[00:03:47.817,565] &amp;lt;err&amp;gt; coredump: #CD:490000006f0705001c3102205c3002207d1008006df507009031022036000000&lt;br /&gt;[00:03:47.830,535] &amp;lt;err&amp;gt; coredump: #CD:360000009df90400490000000000000030000020380000004c34022002000000&lt;br /&gt;[00:03:47.843,505] &amp;lt;err&amp;gt; coredump: #CD:caffffff143202200200000000000000360000006f0705000000000000000000&lt;br /&gt;[00:03:47.856,475] &amp;lt;err&amp;gt; coredump: #CD:0000000000000000e031022020000000200000009df90400f031022014000000&lt;br /&gt;[00:03:47.869,476] &amp;lt;err&amp;gt; coredump: #CD:140000009df904009c34022002000000e0ffffff16000000ac34022002000000&lt;br /&gt;[00:03:47.882,446] &amp;lt;err&amp;gt; coredump: #CD:ecffffff743202200200000000000000140000006f070500f0ffffff2d000000&lt;br /&gt;[00:03:47.895,416] &amp;lt;err&amp;gt; coredump: #CD:000000000c310220200000000f000000e434022002000000f3ffffffac320220&lt;br /&gt;[00:03:47.908,416] &amp;lt;err&amp;gt; coredump: #CD:02000000000000000d0000006f07050020000000000000006c32022073000000&lt;br /&gt;[00:03:47.921,386] &amp;lt;err&amp;gt; coredump: #CD:000000000000000000000000543102200d000000000000003000002028320220&lt;br /&gt;[00:03:47.934,356] &amp;lt;err&amp;gt; coredump: #CD:866d0c00000000001900000000000000a4320220730000000000000000000000&lt;br /&gt;[00:03:47.947,357] &amp;lt;err&amp;gt; coredump: #CD:000000000000000000000000000000000100000058fc0a00b4690c0000000000&lt;br /&gt;[00:03:47.960,327] &amp;lt;err&amp;gt; coredump: #CD:0000000000000000000000006df50700743202203a0000007d100800735d0000&lt;br /&gt;[00:03:47.973,297] &amp;lt;err&amp;gt; coredump: #CD:02000000000000001800000030780000b43102206ca30a00ac320220ec310220&lt;br /&gt;[00:03:47.986,267] &amp;lt;err&amp;gt; coredump: #CD:7d1008006df50700ac320220330000007d100800735d00000200000000000000&lt;br /&gt;[00:03:47.999,237] &amp;lt;err&amp;gt; coredump: #CD:180000001c000000ec3102206ca30a007d100800000000006032022001000000&lt;br /&gt;[00:03:48.012,207] &amp;lt;err&amp;gt; coredump: #CD:840c00200500000006000002840c002000000000000000000100000005000000&lt;br /&gt;[00:03:48.025,177] &amp;lt;err&amp;gt; coredump: #CD:0000000000000000840c002006010000000000001e000000840c00208f080800&lt;br /&gt;[00:03:48.038,146] &amp;lt;err&amp;gt; coredump: #CD:ff010000840c0020b8190020770c0800b8190020b8190020b8190020650f0800&lt;br /&gt;[00:03:48.051,116] &amp;lt;err&amp;gt; coredump: #CD:db0e08002172000080660000cf1008001c000000f00c00200000000071750000&lt;br /&gt;[00:03:48.064,086] &amp;lt;err&amp;gt; coredump: #CD:0a0000001432022004000000ac320220ffffffff1a00ffffffffffff00000000&lt;br /&gt;[00:03:48.077,056] &amp;lt;err&amp;gt; coredump: #CD:0000000000000000c532022080320220ac320220d90e00008032022084910c00&lt;br /&gt;[00:03:48.090,026] &amp;lt;err&amp;gt; coredump: #CD:ffffffffffffffffffffffff0dec000071e900000300000084910c00141e0000&lt;br /&gt;[00:03:48.102,996] &amp;lt;err&amp;gt; coredump: #CD:060000026ca30a0084910c00d90e000018000000ac3202200002030561383a20&lt;br /&gt;[00:03:48.115,966] &amp;lt;err&amp;gt; coredump: #CD:000203050600000271e900000200000084910c00d90e0000ac32022015a10500&lt;br /&gt;[00:03:48.128,936] &amp;lt;err&amp;gt; coredump: #CD:ac32022061383a20636c6965307832303030316361383a203c3d2068616e6473&lt;br /&gt;[00:03:48.141,906] &amp;lt;err&amp;gt; coredump: #CD:68616b650a00ffffffffffffffffffff9c330220771805001300000000000000&lt;br /&gt;[00:03:48.154,876] &amp;lt;err&amp;gt; coredump: #CD:cc3602208c330220000000000000000001000000a43302200000000000000000&lt;br /&gt;[00:03:48.167,846] &amp;lt;err&amp;gt; coredump: #CD:3000002068340220f4950c00000000000c000000000000000437022000000000&lt;br /&gt;[00:03:48.180,847] &amp;lt;err&amp;gt; coredump: #CD:00000000000000000100000058fc0a0000000000000000000100000058fc0a00&lt;br /&gt;[00:03:48.193,817] &amp;lt;err&amp;gt; coredump: #CD:0000000000000000000000000000000000000000dc9a0c006433022000000000&lt;br /&gt;[00:03:48.206,787] &amp;lt;err&amp;gt; coredump: #CD:000000002c9b0c001300000035ea04007c330220000000000000000064ac0c00&lt;br /&gt;[00:03:48.219,757] &amp;lt;err&amp;gt; coredump: #CD:8c3302200000000000000000d0950c009c3302200000000000000000f4950c00&lt;br /&gt;[00:03:48.232,727] &amp;lt;err&amp;gt; coredump: #CD:0c000000000031360000000030000020100c000088820c0003000000ffffffff&lt;br /&gt;[00:03:48.245,697] &amp;lt;err&amp;gt; coredump: #CD:ffffffffffffffffffffffff896405008134022000000000ca0100000802ffff&lt;br /&gt;[00:03:48.258,697] &amp;lt;err&amp;gt; coredump: #CD:4c34022030000020ec0f000088820c0002000000ffffffffffffffff30000020&lt;br /&gt;[00:03:48.271,667] &amp;lt;err&amp;gt; coredump: #CD:d31d000084910c000300000030000020141e000084910c0003000000ffffffff&lt;br /&gt;[00:03:48.284,667] &amp;lt;err&amp;gt; coredump: #CD:ffffffffffffffffffffffff89640500bf340220ff010000ec0100000802ffff&lt;br /&gt;[00:03:48.297,637] &amp;lt;err&amp;gt; coredump: #CD:ac34022030000020d90e000084910c0002000000ffffffffffffffffffffffff&lt;br /&gt;[00:03:48.310,638] &amp;lt;err&amp;gt; coredump: #CD:ffffffff89640500f0340220ff010000f30100000802ffffe4340220ff010000&lt;br /&gt;[00:03:48.323,608] &amp;lt;err&amp;gt; coredump: #CD:84910c0003000000a81c0020141e000084910c0003000000ffffffff85a10500&lt;br /&gt;[00:03:48.336,578] &amp;lt;err&amp;gt; coredump: #CD:ac34022068616b65207772613c3d2068616e647368616b65207772617075700a&lt;br /&gt;[00:03:48.349,548] &amp;lt;err&amp;gt; coredump: #CD:d80e0020000000003c0c0020cbb80400000f00200000000040350220cbb80400&lt;br /&gt;[00:03:48.362,518] &amp;lt;err&amp;gt; coredump: #CD:d80e0020000000003c0c0020cbb80400000f00200000000060350220cbb80400&lt;br /&gt;[00:03:48.375,488] &amp;lt;err&amp;gt; coredump: #CD:cc84012000000000603502209be700007de7000085aa07000050845075ba0700&lt;br /&gt;[00:03:48.388,488] &amp;lt;err&amp;gt; coredump: #CD:8035022000000000d80e0020000000003c0c0020cc8401201000000068350220&lt;br /&gt;[00:03:48.401,458] &amp;lt;err&amp;gt; coredump: #CD:a03502200000000048850120100c002004000000d7ef07001000000068350220&lt;br /&gt;[00:03:48.414,428] &amp;lt;err&amp;gt; coredump: #CD:ac84012000ba0700ac8401206bb460d3956e385583ef07006bb460d305e10700&lt;br /&gt;[00:03:48.427,398] &amp;lt;err&amp;gt; coredump: #CD:0000000000000000000000000000000000000000000000000000000000000000&lt;br /&gt;[00:03:48.440,368] &amp;lt;err&amp;gt; coredump: #CD:705e00200000000070360220cbb80400ac84012000000000600e002000000000&lt;br /&gt;[00:03:48.453,369] &amp;lt;err&amp;gt; coredump: #CD:06000000cbb804000000000000000000060000005f760100600e002000000000&lt;br /&gt;[00:03:48.466,339] &amp;lt;err&amp;gt; coredump: #CD:40970520cbb8040000000000dc36022040970520a376010040630020a5780100&lt;br /&gt;[00:03:48.479,309] &amp;lt;err&amp;gt; coredump: #CD:bb010000688f000000800100040000004c360220000000006c360220dc360220&lt;br /&gt;[00:03:48.492,309] &amp;lt;err&amp;gt; coredump: #CD:8f6800000000000000800100c1ac070000000000736808000000000004000000&lt;br /&gt;[00:03:48.505,279] &amp;lt;err&amp;gt; coredump: #CD:0400000005a2080044970520040000003460002040630020bc82052040630020&lt;br /&gt;[00:03:48.518,249] &amp;lt;err&amp;gt; coredump: #CD:bc82052001bb000040970520dc3602208f6800000000000000800100a5c00100&lt;br /&gt;[00:03:48.531,219] &amp;lt;err&amp;gt; coredump: #CD:bb010000688f00004063002075c1010040630020846300200000000000000000&lt;br /&gt;[00:03:48.544,189] &amp;lt;err&amp;gt; coredump: #CD:00000000000000001304000040410000f8dd040000000029b021002000000000&lt;br /&gt;[00:03:48.557,189] &amp;lt;err&amp;gt; coredump: #CD:4d410000fb150a00b021002000000000cc6f0a0069190a000000000010210020&lt;br /&gt;[00:03:48.570,159] &amp;lt;err&amp;gt; coredump: #CD:10210020b1190a0000000000fb2d080000000000008fffff1021002095340800&lt;br /&gt;[00:03:48.583,129] &amp;lt;err&amp;gt; coredump: #CD:ffffffffffffffff0000000028000000cc6f0a00102100205536080000000000&lt;br /&gt;[00:03:48.596,130] &amp;lt;err&amp;gt; coredump: #CD:ffffffff45360800000000006d360800000000000000000000800200a31e0800&lt;br /&gt;[00:03:48.609,100] &amp;lt;err&amp;gt; coredump: #CD:0000000000000000448e0a003854002000000000cc6f0a001900000098370220&lt;br /&gt;[00:03:48.622,070] &amp;lt;err&amp;gt; coredump: #CD:0080020023f407000000000000000000090000005f3800001900000098370220&lt;br /&gt;[00:03:48.635,040] &amp;lt;err&amp;gt; coredump: #CD:0080020007000000090000006f5000000f000000ff020a0001000000c8930520&lt;br /&gt;[00:03:48.648,010] &amp;lt;err&amp;gt; coredump: #CD:2097052001000000010000000400000100000000bdb004000000000000000000&lt;br /&gt;[00:03:48.660,980] &amp;lt;err&amp;gt; coredump: #CD:00000000ffffffffffffffffddb0040000000000b9f707000000000033f20000&lt;br /&gt;[00:03:48.673,919] &amp;lt;err&amp;gt; coredump: #CD:END#&lt;br /&gt;[00:03:48.681,640] &amp;lt;err&amp;gt; os: Halting system&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/439480?ContentTypeID=1</link><pubDate>Wed, 02 Aug 2023 11:40:16 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:f78c9f67-52ca-40a3-bd14-a378c549cdf0</guid><dc:creator>H&amp;#229;kon Alseth</dc:creator><description>&lt;p&gt;Hi,&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
[quote user="Kyle1"][00:01:18.350,158] &amp;lt;err&amp;gt; net_sock_tls: TLS handshake error: -2700[/quote]
&lt;p&gt;This line indicates that you&amp;#39;re unable to verify the domain:&lt;/p&gt;
&lt;p&gt;&lt;a href="https://github.com/nrfconnect/sdk-mbedtls/blob/v3.1.0-ncs3/include/mbedtls/x509.h#L83"&gt;https://github.com/nrfconnect/sdk-mbedtls/blob/v3.1.0-ncs3/include/mbedtls/x509.h#L83&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;Do you get this regardless of which domain you&amp;#39;re connecting to, or is it only *.azurewebsites.net?&lt;/p&gt;
&lt;p&gt;Do you have SNI enabled? CONFIG_MBEDTLS_SSL_SERVER_NAME_INDICATION=y&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;p&gt;Kind regards,&lt;/p&gt;
&lt;p&gt;Håkon&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/438746?ContentTypeID=1</link><pubDate>Fri, 28 Jul 2023 12:37:01 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:d60d5d0b-e924-4019-ab11-9a8bc5e16373</guid><dc:creator>Kyle1</dc:creator><description>&lt;p&gt;Simon, Yes I have changed the crypto backend, but that was only the log for when it failed on sock2, here is the log from the success on sock&lt;br /&gt;&lt;br /&gt;Connecting to HTTP Server:&lt;br /&gt;[00:01:18.133,239] &amp;lt;dbg&amp;gt; net_sock_tls: tls_alloc: (main): Allocated TLS context, 0x20001c08&lt;br /&gt;[00:01:18.133,483] &amp;lt;dbg&amp;gt; net_sock: zsock_socket_internal: (main): socket: ctx=0x200062a0, fd=8&lt;br /&gt;[00:01:18.181,304] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 0040: c0 28 00 6b c0 0a c0 14 00 39 c0 af c0 a3 c0 2b .(.k.....9.....+&lt;br /&gt;--- 3 messages dropped ---&lt;br /&gt;[00:01:18.183,074] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 00b0: 72 65 77 65 62 73 69 74 65 73 2e 6e 65 74 00 0a rewebsites.net..&lt;br /&gt;[00:01:18.323,760] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:3843: 0x20001ca8: 0ff0: 47 54 53 20 43 41 20 31 43 33 30 82 01 22 30 0d GTS CA 1C30..&amp;quot;0.&lt;br /&gt;[00:01:18.323,883] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:3088: 0x20001ca8: handshake message: msglen = 6684, type = 11, hslen = 6684&lt;br /&gt;[00:01:18.346,343] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:5031: 0x20001ca8: =&amp;gt; send alert message&lt;br /&gt;[00:01:18.346,435] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:5032: 0x20001ca8: send alert level=2 message=42&lt;br /&gt;[00:01:18.346,527] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2793: 0x20001ca8: =&amp;gt; write record&lt;br /&gt;[00:01:18.346,618] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2881: 0x20001ca8: output record: msgtype = 21, version = [3:3], msglen = 2&lt;br /&gt;[00:01:18.346,710] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: dumping &amp;#39;output record sent to network&amp;#39; (7 bytes)&lt;br /&gt;[00:01:18.346,923] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001ca8: 0000: 15 03 03 00 02 02 2a ......*&lt;br /&gt;[00:01:18.347,015] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2177: 0x20001ca8: =&amp;gt; flush output&lt;br /&gt;[00:01:18.347,106] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2194: 0x20001ca8: message length: 7, out_left: 7&lt;br /&gt;[00:01:18.347,839] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2201: 0x20001ca8: ssl-&amp;gt;f_send() returned 7 (-0xfffffff9)&lt;br /&gt;[00:01:18.347,900] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2229: 0x20001ca8: &amp;lt;= flush output&lt;br /&gt;[00:01:18.347,991] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2937: 0x20001ca8: &amp;lt;= write record&lt;br /&gt;[00:01:18.348,052] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:5044: 0x20001ca8: &amp;lt;= send alert message&lt;br /&gt;[00:01:18.348,144] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:7245: 0x20001ca8: ! Certificate verification flags 00000004&lt;br /&gt;[00:01:18.350,128] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:3801: 0x20001ca8: &amp;lt;= handshake&lt;br /&gt;[00:01:18.350,158] &amp;lt;err&amp;gt; net_sock_tls: TLS handshake error: -2700&lt;br /&gt;[00:01:18.350,830] &amp;lt;dbg&amp;gt; net_sock_tls: tls_alloc: (main): Allocated TLS context, 0x20002110&lt;br /&gt;[00:01:18.351,074] &amp;lt;dbg&amp;gt; net_sock: zsock_socket_internal: (main): socket: ctx=0x20006340, fd=10&lt;br /&gt;[00:01:18.357,482] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x2005787c, st=0, user_data=(nil)&lt;br /&gt;[00:01:18.358,123] &amp;lt;dbg&amp;gt; net_sock: zsock_received_cb: (rx_q[0]): ctx=0x200062a0, pkt=0x200578bc, st=0, user_data=(nil)&lt;br /&gt;[00:01:18.391,479] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x2005783c, st=0, user_data=(nil)&lt;br /&gt;[00:01:18.417,205] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x2005787c, st=0, user_data=(nil)&lt;br /&gt;[00:01:18.417,572] &amp;lt;dbg&amp;gt; net_sock: zsock_received_cb: (rx_q[0]): ctx=0x200062a0, pkt=(nil), st=0, user_data=(nil)&lt;br /&gt;[00:01:18.417,602] &amp;lt;dbg&amp;gt; net_sock: zsock_received_cb: (rx_q[0]): Set EOF flag on pkt 0x200578bc&lt;br /&gt;[00:01:18.596,252] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x2005783c, st=0, user_data=(nil)&lt;br /&gt;[00:01:18.596,466] &amp;lt;dbg&amp;gt; net_sock: zsock_received_cb: (rx_q[0]): ctx=0x200062a0, pkt=(nil), st=0, user_data=(nil)&lt;br /&gt;[00:01:18.596,496] &amp;lt;dbg&amp;gt; net_sock: zsock_received_cb: (rx_q[0]): Set EOF flag on pkt 0x200578bc&lt;br /&gt;[00:01:18.646,545] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006160, pkt=0x2005787c, st=0, user_data=(nil)&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/438681?ContentTypeID=1</link><pubDate>Fri, 28 Jul 2023 07:54:02 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:93d35c31-bf5d-40d8-b580-baace82b8606</guid><dc:creator>Simonr</dc:creator><description>&lt;p&gt;From what you have shared I&amp;#39;m not able to see a difference in the calls referring to sock and sock2, are there anything else in your application with calls to sock and sock2 that might be different, because I don&amp;#39;t see why one of two identical sock calls should crash. Just to make sure, you have changed the crypto backend as Torbjørn suggested in this ticket, as that was one of the steps needed for us to be able to connect to the Google domain.&amp;nbsp;&amp;nbsp;&lt;a href="https://devzone.nordicsemi.com/f/nordic-q-a/100826/nrf7002dk-and-tls-sockets--7100-error/433368"&gt;RE: nRF7002DK and TLS Sockets -7100 error&lt;/a&gt;&amp;nbsp;&amp;nbsp;&lt;/p&gt;
&lt;p&gt;Best regards,&lt;/p&gt;
&lt;p&gt;Simon&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/438352?ContentTypeID=1</link><pubDate>Wed, 26 Jul 2023 16:00:09 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:1cc8fd1a-25b9-4b58-a559-73f51ce4b62f</guid><dc:creator>Kyle1</dc:creator><description>&lt;p&gt;Simon thanks for the response&lt;/p&gt;
&lt;p&gt;Both sockets are grater than 0, 7 and 9.&lt;br /&gt;I changed it to point to google, but I get a -7200 error in the log that I don&amp;#39;t see when hitting my server, and this occurs when using both sock and sock2,&amp;nbsp;but sock gets a result back and does not crash, where sock2 crashes.&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;&lt;/p&gt;
&lt;p&gt;here is the log from sock2 where it crashes:&lt;/p&gt;
&lt;p&gt;Connecting to HTTP Server:&lt;br /&gt;--- 67 messages dropped ---&lt;br /&gt;Sockets 1: 7 &lt;br /&gt;Socket 2: 9&lt;br /&gt;[00:02:10.678,619] &amp;lt;dbg&amp;gt; net_sock_tls: tls_alloc: (main): Allocated TLS context, 0x20001cd0&lt;br /&gt;--- 358 messages dropped ---&lt;br /&gt;[00:02:10.678,863] &amp;lt;dbg&amp;gt; net_sock: zsock_socket_internal: (main): socket: ctx=0x20006978, fd=8&lt;br /&gt;[00:02:10.740,936] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001d70: 0040: c0 28 00 6b c0 0a c0 14 00 39 c0 af c0 a3 c0 2b .(.k.....9.....+&lt;br /&gt;--- 2 messages dropped ---&lt;br /&gt;[00:02:10.741,180] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001d70: 0050: c0 2f 00 9e c0 ac c0 9e c0 23 c0 27 00 67 c0 09 ./.......#.&amp;#39;.g..&lt;br /&gt;[00:02:10.742,706] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001d70: 00b0: 72 65 77 65 62 73 69 74 65 73 2e 6e 65 74 00 0a rewebsites.net..&lt;br /&gt;[00:02:10.893,402] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:3843: 0x20001d70: 0ff0: 47 54 53 20 43 41 20 31 43 33 30 82 01 22 30 0d GTS CA 1C30..&amp;quot;0.&lt;br /&gt;[00:02:10.896,514] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:7079: 0x20001d70: Use configuration-specific verification callback&lt;br /&gt;[00:02:10.915,893] &amp;lt;err&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:7136: 0x20001d70: x509_verify_cert() returned -9984 (-0x2700)&lt;br /&gt;[00:02:10.915,985] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:5031: 0x20001d70: =&amp;gt; send alert message&lt;br /&gt;[00:02:10.916,046] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:5032: 0x20001d70: send alert level=2 message=42&lt;br /&gt;[00:02:10.916,137] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2793: 0x20001d70: =&amp;gt; write record&lt;br /&gt;[00:02:10.916,229] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2881: 0x20001d70: output record: msgtype = 21, version = [3:3], msglen = 2&lt;br /&gt;[00:02:10.916,320] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001d70: dumping &amp;#39;output record sent to network&amp;#39; (7 bytes)&lt;br /&gt;[00:02:10.916,534] &amp;lt;dbg&amp;gt; mbedtls: zephyr_mbedtls_debug: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2886: 0x20001d70: 0000: 15 03 03 00 02 02 2a ......*&lt;br /&gt;[00:02:10.916,625] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2177: 0x20001d70: =&amp;gt; flush output&lt;br /&gt;[00:02:10.916,687] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2194: 0x20001d70: message length: 7, out_left: 7&lt;br /&gt;[00:02:10.917,419] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2201: 0x20001d70: ssl-&amp;gt;f_send() returned 7 (-0xfffffff9)&lt;br /&gt;[00:02:10.917,510] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2229: 0x20001d70: &amp;lt;= flush output&lt;br /&gt;[00:02:10.917,572] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:2937: 0x20001d70: &amp;lt;= write record&lt;br /&gt;[00:02:10.917,663] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_msg.c:5044: 0x20001d70: &amp;lt;= send alert message&lt;br /&gt;[00:02:10.917,755] &amp;lt;inf&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:7245: 0x20001d70: ! Certificate verification flags 00000004&lt;br /&gt;[00:02:10.919,738] &amp;lt;wrn&amp;gt; mbedtls: WEST_TOPDIR/modules/crypto/mbedtls/library/ssl_tls.c:3801: 0x20001d70: &amp;lt;= handshake&lt;br /&gt;[00:02:10.919,738] &amp;lt;err&amp;gt; net_sock_tls: TLS handshake error: -2700&lt;br /&gt;[00:02:10.920,410] &amp;lt;dbg&amp;gt; net_sock_tls: tls_alloc: (main): Allocated TLS context, 0x200021d8&lt;br /&gt;[00:02:10.920,654] &amp;lt;dbg&amp;gt; net_sock: zsock_socket_internal: (main): socket: ctx=0x20006a18, fd=10&lt;br /&gt;[00:02:10.926,208] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006838, pkt=0x20058f54, st=0, user_data=(nil)&lt;br /&gt;[00:02:10.926,849] &amp;lt;dbg&amp;gt; net_sock: zsock_received_cb: (rx_q[0]): ctx=0x20006978, pkt=0x20058f94, st=0, user_data=(nil)&lt;br /&gt;[00:02:10.977,966] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006838, pkt=0x20058f14, st=0, user_data=(nil)&lt;br /&gt;[00:02:11.002,288] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006838, pkt=0x20058f54, st=0, user_data=(nil)&lt;br /&gt;[00:02:11.002,655] &amp;lt;dbg&amp;gt; net_sock: zsock_received_cb: (rx_q[0]): ctx=0x20006978, pkt=(nil), st=0, user_data=(nil)&lt;br /&gt;[00:02:11.002,685] &amp;lt;dbg&amp;gt; net_sock: zsock_received_cb: (rx_q[0]): Set EOF flag on pkt 0x20058f94&lt;br /&gt;[00:02:11.232,940] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006838, pkt=0x20058f14, st=0, user_data=(nil)&lt;br /&gt;[00:02:11.233,154] &amp;lt;dbg&amp;gt; net_sock: zsock_received_cb: (rx_q[0]): ctx=0x20006978, pkt=(nil), st=0, user_data=(nil)&lt;br /&gt;[00:02:11.233,184] &amp;lt;dbg&amp;gt; net_sock: zsock_received_cb: (rx_q[0]): Set EOF flag on pkt 0x20058f94&lt;br /&gt;[00:02:11.910,614] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006838, pkt=0x20058f54, st=0, user_data=(nil)&lt;br /&gt;[00:02:13.856,842] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006838, pkt=0x20058f14, st=0, user_data=(nil)&lt;br /&gt;[00:02:14.675,262] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006838, pkt=0x20058f54, st=0, user_data=(nil)&lt;br /&gt;[00:02:15.699,066] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006838, pkt=0x20058f54, st=0, user_data=(nil)&lt;br /&gt;[00:02:15.803,070] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006838, pkt=0x20058f14, st=0, user_data=(nil)&lt;br /&gt;[00:02:15.804,473] &amp;lt;dbg&amp;gt; net_sock_packet: zpacket_received_cb: (rx_q[0]): ctx=0x20006838, pkt=0x20058f54, st=0, user_data=(nil)&lt;br /&gt;[00:02:15.923,797] &amp;lt;err&amp;gt; os: ***** MPU FAULT *****&lt;br /&gt;[00:02:15.923,828] &amp;lt;err&amp;gt; os: Data Access Violation&lt;br /&gt;[00:02:15.923,828] &amp;lt;err&amp;gt; os: MMFAR Address: 0x0&lt;br /&gt;[00:02:15.923,858] &amp;lt;err&amp;gt; os: r0/a1: 0x00000000 r1/a2: 0x00000000 r2/a3: 0x00000000&lt;br /&gt;[00:02:15.923,858] &amp;lt;err&amp;gt; os: r3/a4: 0x00000000 r12/ip: 0x00000413 r14/lr: 0x00004140&lt;br /&gt;[00:02:15.923,889] &amp;lt;err&amp;gt; os: xpsr: 0x29000000&lt;br /&gt;[00:02:15.923,889] &amp;lt;err&amp;gt; os: Faulting instruction address (r15/pc): 0x0004e958&lt;br /&gt;[00:02:15.923,919] &amp;lt;err&amp;gt; os: &amp;gt;&amp;gt;&amp;gt; ZEPHYR FATAL ERROR 19: Unknown error on CPU 0&lt;br /&gt;[00:02:15.923,980] &amp;lt;err&amp;gt; os: Current thread: 0x200049c8 (main)&lt;br /&gt;[00:02:16.022,979] &amp;lt;err&amp;gt; coredump: #CD:BEGIN#&lt;br /&gt;[00:02:16.030,914] &amp;lt;err&amp;gt; coredump: #CD:5a4501000300050013000000&lt;br /&gt;[00:02:16.040,405] &amp;lt;err&amp;gt; coredump: #CD:4102004400&lt;br /&gt;[00:02:16.048,675] &amp;lt;err&amp;gt; coredump: #CD:00000000000000000000000000000000130400004041000058e9040000000029&lt;br /&gt;[00:02:16.061,645] &amp;lt;err&amp;gt; coredump: #CD:384d022000000000000000000000000000000000000000000000000000000000&lt;br /&gt;[00:02:16.074,584] &amp;lt;err&amp;gt; coredump: #CD:00000000&lt;br /&gt;[00:02:16.082,672] &amp;lt;err&amp;gt; coredump: #CD:4d0100c8490020904a0020&lt;br /&gt;[00:02:16.092,010] &amp;lt;err&amp;gt; coredump: #CD:a013002060880120000000000180000000000000000000000000000000000000&lt;br /&gt;[00:02:16.104,980] &amp;lt;err&amp;gt; coredump: #CD:67150a00000000000000000000000000008002003cf643000000000040880120&lt;br /&gt;[00:02:16.117,950] &amp;lt;err&amp;gt; coredump: #CD:00000000ffffffffffffffffffffffff104e022000000000204a0020204a0020&lt;br /&gt;[00:02:16.130,920] &amp;lt;err&amp;gt; coredump: #CD:000100001dbc0400000000000000000000000000000000006d61696e00000000&lt;br /&gt;[00:02:16.143,920] &amp;lt;err&amp;gt; coredump: #CD:00000000000000000000000000000000000000000000000002000000b83e0220&lt;br /&gt;[00:02:16.156,890] &amp;lt;err&amp;gt; coredump: #CD:0010000000000000fc0d00200000000000000000000000000000000000000000&lt;br /&gt;[00:02:16.169,860] &amp;lt;err&amp;gt; coredump: #CD:00000000f5ffffff&lt;br /&gt;[00:02:16.178,649] &amp;lt;err&amp;gt; coredump: #CD:4d0100b83e0220b84e0220&lt;br /&gt;[00:02:16.187,957] &amp;lt;err&amp;gt; coredump: #CD:f0f0f0f0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.200,958] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.213,928] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.226,898] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.239,868] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.252,868] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.265,838] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.278,808] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.291,778] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.304,779] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.317,749] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.330,718] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.343,688] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.356,658] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.369,659] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.382,629] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.395,599] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.408,569] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.421,539] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.434,509] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.447,509] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.460,479] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.473,449] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.486,419] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.499,389] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.512,390] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.525,360] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.538,330] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.551,300] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.564,270] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.577,270] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.590,240] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.603,210] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.616,210] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.629,180] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.642,150] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.655,151] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.668,121] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.681,091] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.694,061] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.707,061] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.720,031] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.733,001] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.745,971] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.758,972] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.771,942] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.784,912] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.797,882] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.810,852] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.823,822] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.836,822] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.849,792] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.862,762] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.875,732] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.888,732] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.901,702] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.914,672] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa&lt;br /&gt;[00:02:16.927,673] &amp;lt;err&amp;gt; coredump: #CD:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaac847022040000000&lt;br /&gt;[00:02:16.940,643] &amp;lt;err&amp;gt; coredump: #CD:d047022010000000100000003d050500270000003d050500a04a022012000000&lt;br /&gt;[00:02:16.953,613] &amp;lt;err&amp;gt; coredump: #CD:f047022010000000100000003d05050002000000000000001000000012000000&lt;br /&gt;[00:02:16.966,583] &amp;lt;err&amp;gt; coredump: #CD:ac4a022002000000f0ffffff744802200200000000000000100000000f130500&lt;br /&gt;[00:02:16.979,583] &amp;lt;err&amp;gt; coredump: #CD:100000000447022030000020d04702204048022016000000160000003d050500&lt;br /&gt;[00:02:16.992,553] &amp;lt;err&amp;gt; coredump: #CD:10000000730000003000002018000000fc4a022002000000684802202a000000&lt;br /&gt;[00:02:17.005,523] &amp;lt;err&amp;gt; coredump: #CD:2a0000003d050500160000000f130500000000002c000000244b022002000000&lt;br /&gt;[00:02:17.018,493] &amp;lt;err&amp;gt; coredump: #CD:d6ffffffec48022002000000000000002a0000000f1305003000002040480220&lt;br /&gt;[00:02:17.031,463] &amp;lt;err&amp;gt; coredump: #CD:928c0c0000000000220000000000000000000000944702202a00000000000000&lt;br /&gt;[00:02:17.044,433] &amp;lt;err&amp;gt; coredump: #CD:3000002068480220928c0c00000000003600000000000000e448022073000000&lt;br /&gt;[00:02:17.057,403] &amp;lt;err&amp;gt; coredump: #CD:00000000000000000000000000000000000000000f000000a44b022002000000&lt;br /&gt;[00:02:17.070,404] &amp;lt;err&amp;gt; coredump: #CD:f3ffffff6c49022002000000000000000d0000000f130500c448022004480220&lt;br /&gt;[00:02:17.083,374] &amp;lt;err&amp;gt; coredump: #CD:e12108006d010800c44802203c00000000000000144802200d00000000000000&lt;br /&gt;[00:02:17.096,343] &amp;lt;err&amp;gt; coredump: #CD:30000020e8480220928c0c000000000019000000000000006449022073000000&lt;br /&gt;[00:02:17.109,313] &amp;lt;err&amp;gt; coredump: #CD:00000000000000000000000000000000000000000000000001000000781b0b00&lt;br /&gt;[00:02:17.122,314] &amp;lt;err&amp;gt; coredump: #CD:c0880c0000000000000000000000000000000000840c00200000000000000000&lt;br /&gt;[00:02:17.135,284] &amp;lt;err&amp;gt; coredump: #CD:01000000050000000000000000000000840c0000307800000000000016000000&lt;br /&gt;[00:02:17.148,254] &amp;lt;err&amp;gt; coredump: #CD:6c490220ac480220e12108006d0108006c49022033000000e12108000b650000&lt;br /&gt;[00:02:17.161,224] &amp;lt;err&amp;gt; coredump: #CD:0200000000000000180000001c000000ac480220a0c20a00e121080000000000&lt;br /&gt;[00:02:17.174,224] &amp;lt;err&amp;gt; coredump: #CD:20490220010000000a00000005480220060000020000000001000000a0c20a00&lt;br /&gt;[00:02:17.187,194] &amp;lt;err&amp;gt; coredump: #CD:0000000005490220010000000200000022490220060100000000000004000000&lt;br /&gt;[00:02:17.200,164] &amp;lt;err&amp;gt; coredump: #CD:840c0020f3190800ff010000840c002060190020db1d08006019002060190020&lt;br /&gt;[00:02:17.213,134] &amp;lt;err&amp;gt; coredump: #CD:60190020c92008003f200800817d000080660000332208001c000000f00c0020&lt;br /&gt;[00:02:17.226,135] &amp;lt;err&amp;gt; coredump: #CD:00000000d18000000a000000d4480220040000006c490220ffffffff1a00ffff&lt;br /&gt;[00:02:17.239,105] &amp;lt;err&amp;gt; coredump: #CD:ffffffff00000000000000000000000085490220404902206c490220d90e0000&lt;br /&gt;[00:02:17.252,075] &amp;lt;err&amp;gt; coredump: #CD:4049022090b00c00ffffffffffffffffffffffff6df700006f6e20666c616773&lt;br /&gt;[00:02:17.265,045] &amp;lt;err&amp;gt; coredump: #CD:203030303030303006000002a0c20a0090b00c00d90e0000180000006c490220&lt;br /&gt;[00:02:17.278,015] &amp;lt;err&amp;gt; coredump: #CD:00020305000000000002030506000002d1f400000200000090b00c00d90e0000&lt;br /&gt;[00:02:17.291,015] &amp;lt;err&amp;gt; coredump: #CD:6c490220edac05006c4902200000000000000000307832303030316437303a20&lt;br /&gt;[00:02:17.303,985] &amp;lt;err&amp;gt; coredump: #CD:3c3d2068616e647368616b650a00ffffffffffffffffffff5c4a022017240500&lt;br /&gt;[00:02:17.316,955] &amp;lt;err&amp;gt; coredump: #CD:00000000a16a080030d70420948b0520b44902200000000000000000644a0220&lt;br /&gt;[00:02:17.329,925] &amp;lt;err&amp;gt; coredump: #CD:15000000b10e0a0030000020284b022000b50c00084a02200c00000000000000&lt;br /&gt;[00:02:17.342,895] &amp;lt;err&amp;gt; coredump: #CD:c44d022058b70c002100000000000000070000007f4a02200000000000000000&lt;br /&gt;[00:02:17.355,895] &amp;lt;err&amp;gt; coredump: #CD:01000000781b0b00000000000000000000000000000000000000000094a10c00&lt;br /&gt;[00:02:17.368,865] &amp;lt;err&amp;gt; coredump: #CD:0200000094a10c0001000000ffffffffffffffff29700500bb4a0220db560100&lt;br /&gt;[00:02:17.381,835] &amp;lt;err&amp;gt; coredump: #CD:f00100000802ffffac4a0220ff01000000000000010000005c4a022000000000&lt;br /&gt;[00:02:17.394,805] &amp;lt;err&amp;gt; coredump: #CD:0000000000b50c000c00000094a10c00020000003c990c0001000000ffffffff&lt;br /&gt;[00:02:17.407,806] &amp;lt;err&amp;gt; coredump: #CD:ffffffff29700534114b0220300000204d1c000090b00c00030000003c990c00&lt;br /&gt;[00:02:17.420,776] &amp;lt;err&amp;gt; coredump: #CD:01000000ffffffffffffffff297005004d4b02203c3d2077d60100000802ffff&lt;br /&gt;[00:02:17.433,746] &amp;lt;err&amp;gt; coredump: #CD:244b0220ff01000000000000010000003c984100d9bb0800491c020000000000&lt;br /&gt;[00:02:17.446,716] &amp;lt;err&amp;gt; coredump: #CD:701d0020b413000094a10c00020000003c990c005dad0500fc4a022000000000&lt;br /&gt;[00:02:17.459,716] &amp;lt;err&amp;gt; coredump: #CD:d49c05203c3d2073701d002030000020d90e000090b00c0002000000ffffffff&lt;br /&gt;[00:02:17.472,686] &amp;lt;err&amp;gt; coredump: #CD:ffffffffffffffffffffffff29700500b04b022069636174f30100000802ffff&lt;br /&gt;[00:02:17.485,656] &amp;lt;err&amp;gt; coredump: #CD:a44b0220ff0100006c6167732030303030303030340a0000d49b052007000000&lt;br /&gt;[00:02:17.498,657] &amp;lt;err&amp;gt; coredump: #CD:148c052057bd010014370420786900200700000000000000904b0220a8690020&lt;br /&gt;[00:02:17.511,627] &amp;lt;err&amp;gt; coredump: #CD:54d70020d76b0100d80e0020000000003c0c00202bc40400000f002000000000&lt;br /&gt;[00:02:17.524,597] &amp;lt;err&amp;gt; coredump: #CD:004c02202bc40400d80e0020000000003c0c00202bc40400000f002000000000&lt;br /&gt;[00:02:17.537,597] &amp;lt;err&amp;gt; coredump: #CD:204c02202bc4040002000000971f080002000000d1180a000200000089050a00&lt;br /&gt;[00:02:17.550,567] &amp;lt;err&amp;gt; coredump: #CD:0200000057ba08000a00000038740a0000000000e1190200951902000a000000&lt;br /&gt;[00:02:17.563,537] &amp;lt;err&amp;gt; coredump: #CD:f0f20520fbf205200c000000030f02000b000000171401000000000030000020&lt;br /&gt;[00:02:17.576,538] &amp;lt;err&amp;gt; coredump: #CD:e0880120f0f20520300000201169080000000000b97005000c000000f0010020&lt;br /&gt;[00:02:17.589,508] &amp;lt;err&amp;gt; coredump: #CD:0c00000095730500f0010020000000006c4d0220816908000000402253740500&lt;br /&gt;[00:02:17.602,478] &amp;lt;err&amp;gt; coredump: #CD:fcf20520f001002001000000eb790500304d022001000000848b0120584d0220&lt;br /&gt;[00:02:17.615,447] &amp;lt;err&amp;gt; coredump: #CD:30d0052000000000010000002bc40400f00100200f9b0a000100000081690800&lt;br /&gt;[00:02:17.628,448] &amp;lt;err&amp;gt; coredump: #CD:8900000063590500f8aa05202bc40400000000009c4d0220f8aa052003820100&lt;br /&gt;[00:02:17.641,418] &amp;lt;err&amp;gt; coredump: #CD:000000006c4d02200100000033fb0000f0010020300000200f9b0a0000000000&lt;br /&gt;[00:02:17.654,418] &amp;lt;err&amp;gt; coredump: #CD:1a000000000000004c4e02206400000000000000000000000000000000000000&lt;br /&gt;[00:02:17.667,388] &amp;lt;err&amp;gt; coredump: #CD:000000000000000001000000781b0b0000000000000000000000000000000000&lt;br /&gt;[00:02:17.680,358] &amp;lt;err&amp;gt; coredump: #CD:00000000186a00209499052001bb0000f8aa05209c4d0220fb33000000000000&lt;br /&gt;[00:02:17.693,359] &amp;lt;err&amp;gt; coredump: #CD:00000000000000000000000000000000130400004041000058e9040000000029&lt;br /&gt;[00:02:17.706,329] &amp;lt;err&amp;gt; coredump: #CD:78220020000000004d4100005f270a007822002000000000b48d0a00cd2a0a00&lt;br /&gt;[00:02:17.719,299] &amp;lt;err&amp;gt; coredump: #CD:00000000d8210020d8210020152b0a00000000005f3f080000000000008fffff&lt;br /&gt;[00:02:17.732,299] &amp;lt;err&amp;gt; coredump: #CD:d8210020f9450800ffffffffffffffff000000009a000000b48d0a00d8210020&lt;br /&gt;[00:02:17.745,269] &amp;lt;err&amp;gt; coredump: #CD:b9470800ffffffffffffffffa947080000000000d14708000000000000000000&lt;br /&gt;[00:02:17.758,239] &amp;lt;err&amp;gt; coredump: #CD:ffffffff07300800000000000000000080ad0a00105b002000000000b48d0a00&lt;br /&gt;[00:02:17.771,240] &amp;lt;err&amp;gt; coredump: #CD:149b0a00704e0220fffffffffbff0700000000000000000009000000573e0000&lt;br /&gt;[00:02:17.784,210] &amp;lt;err&amp;gt; coredump: #CD:0000000033d4040000800200bd180a00c8490020b1cf040007000000504e0220&lt;br /&gt;[00:02:17.797,180] &amp;lt;err&amp;gt; coredump: #CD:02000000704e0220ffffffff07000000ac9a0a00115700001c00000000000000&lt;br /&gt;[00:02:17.810,180] &amp;lt;err&amp;gt; coredump: #CD:04000001e8990a00109a0a00400000000002000063140a000900000098d00520&lt;br /&gt;[00:02:17.823,150] &amp;lt;err&amp;gt; coredump: #CD:d8aa05200100000001000000040000011dbc0400000000000000000000000000&lt;br /&gt;[00:02:17.836,151] &amp;lt;err&amp;gt; coredump: #CD:ffffffffffffffffffffffff3dbc040000000000b90308000000000093fd0000&lt;br /&gt;[00:02:17.849,090] &amp;lt;err&amp;gt; coredump: #CD:END#&lt;br /&gt;[00:02:17.856,781] &amp;lt;err&amp;gt; os: Halting system&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Issue with multiple HTTPS(TLS) sockets to the same server</title><link>https://devzone.nordicsemi.com/thread/438261?ContentTypeID=1</link><pubDate>Wed, 26 Jul 2023 12:14:17 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:5509115b-c33c-46e3-8096-2c008c83191d</guid><dc:creator>Simonr</dc:creator><description>&lt;p&gt;Due to the summer vacation period we are currently understaffed, so delayed replies must be expected. I am sorry about any inconvenience this might cause.&lt;/p&gt;
&lt;p&gt;I wonder if your initial&amp;nbsp;&lt;span&gt;if (sock &amp;lt; 0) will always return an error as it&amp;#39;s never less than 0. Can you try changing this to do a if(sock &amp;lt;= 0) instead. And you don&amp;#39;t have any issues testing with just one (the first) socket, correct? Can you try adding debug logging as well so we get more logging info than just the fatal error, so we get information on what file and line this issue is triggered in.&amp;nbsp;&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Best regards,&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Simon&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>