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Re: [mosquitto-dev] Segfaults since 2.0.16
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Hi Wiebe,
Could you provide me a bit more context in a private email please? It
would be helpful to know what system you are running on and how to
reproduce it.
Regards,
Roger
On Tue, 12 Sept 2023 at 08:29, Wiebe Cazemier via mosquitto-dev
<mosquitto-dev@xxxxxxxxxxx> wrote:
>
> Hi,
>
> Because I haven't seen any activity on Github about it, I'm just asking if the segfaults since 2.0.16 are known?
>
> Core was generated by `/opt/mosquitto/mosquitto -c /etc/mosquitto/mosquitto10.conf'.
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0 __strcmp_avx2 () at ../sysdeps/x86_64/multiarch/strcmp-avx2.S:115
> 115 ../sysdeps/x86_64/multiarch/strcmp-avx2.S: No such file or directory.
> [Current thread is 1 (Thread 0x7f3530a79580 (LWP 2407936))]
> (gdb) bt
> #0 __strcmp_avx2 () at ../sysdeps/x86_64/multiarch/strcmp-avx2.S:115
> #1 0x00005621235e1ecb in sub__add_leaf (context=context@entry=0x5621fa3e8dd0, qos=qos@entry=0 '\000', identifier=identifier@entry=0, options=options@entry=0, head=head@entry=0x5621f92773b8, newleaf=newleaf@entry=0x7fffb4a8aa20)
> at subs.c:165
> #2 0x00005621235e4385 in sub__add_normal (subhier=0x5621f9277370, options=0, identifier=0, qos=112 'p', sub=0x5621751acc40 "N/[redacted]/vebus/276/State", context=0x5621fa3e8dd0) at subs.c:289
> #3 sub__add_context (sharename=0x0, topics=<optimized out>, subhier=0x5621f9277370, options=0, identifier=0, qos=112 'p', topic_filter=0x5621751acc40 "N/[redacted]/vebus/276/State", context=0x5621fa3e8dd0) at subs.c:362
> #4 sub__add (context=context@entry=0x5621fa3e8dd0, sub=0x5621751acc40 "N/[redacted]/vebus/276/State", qos=qos@entry=0 '\000', identifier=0, options=0, root=<optimized out>) at subs.c:613
> #5 0x00005621235cb5f1 in handle__subscribe (context=0x5621fa3e8dd0) at handle_subscribe.c:191
> #6 0x00005621235d91cd in handle__packet (context=context@entry=0x5621fa3e8dd0) at read_handle.c:69
> #7 0x00005621235e847b in callback_mqtt (wsi=<optimized out>, reason=<optimized out>, user=<optimized out>, in=0x5621e13eba93, len=37) at websockets.c:369
> #8 0x00007f3530d32b3d in ?? () from /lib/x86_64-linux-gnu/libwebsockets.so.16
> #9 0x00007f3530d336be in ?? () from /lib/x86_64-linux-gnu/libwebsockets.so.16
> #10 0x00007f3530d26809 in lws_service_fd_tsi () from /lib/x86_64-linux-gnu/libwebsockets.so.16
> #11 0x00005621235cdf30 in loop_handle_reads_writes (events=1, context=0x5621fa3e8dd0) at mux_epoll.c:253
> #12 mux_epoll__handle () at mux_epoll.c:207
> #13 0x00005621235cd7b9 in mux__handle (listensock=listensock@entry=0x5621e99b9320, listensock_count=listensock_count@entry=2) at mux.c:76
> #14 0x00005621235ccb83 in mosquitto_main_loop (listensock=0x5621e99b9320, listensock_count=2) at loop.c:205
> #15 0x00005621235ba688 in main (argc=<optimized out>, argv=<optimized out>) at mosquitto.c:576
>
>
> Regards,
>
> Wiebe
>
> https://github.com/eclipse/mosquitto/issues/2881
> https://github.com/eclipse/mosquitto/issues/2885
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