guix-build-coordinator guile-gnutls segfault

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2 participants
  • Ludovic Courtès
  • Christopher Baines
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Christopher Baines
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Christopher Baines wrote on 11 May 2023 14:52
(address . bug-guix@gnu.org)
87lehvyqmy.fsf@cbaines.net
I've seen the build coordinator on bayfront crash a couple of times, and
it seems to be segfaulting, maybe in gnutls?

May 11 14:31:39 localhost vmunix: [15795370.287670] build-submitted[6013]: segfault at 0 ip 00007f1e2e796415 sp 00007f1b86ffd640 error 4 in guile-gnutls-v-2.so.0.0.0[7f1e2e790000+17000]
May 11 14:31:39 localhost vmunix: [15795370.287692] Code: 01 00 41 0f b7 14 24 48 3b 10 0f 85 85 00 00 00 49 8b 6c 24 08 48 89 f3 48 89 ef e8 d5 9d ff ff 4c 8b 68 08 41 f6 c5 06 75 0d <49> 8b 45 00 83 e0 7f 48 83 f8 7d 74 3a 31 f6 bf 10 00 00 00 e8 c2


May 11 14:47:31 localhost vmunix: [15796321.750945] build-submitted[697]: segfault at 0 ip 00007f2194716415 sp 00007f1ee3ffe5f0 error 4 in guile-gnutls-v-2.so.0.0.0[7f2194710000+17000]
May 11 14:47:31 localhost vmunix: [15796321.750968] Code: 01 00 41 0f b7 14 24 48 3b 10 0f 85 85 00 00 00 49 8b 6c 24 08 48 89 f3 48 89 ef e8 d5 9d ff ff 4c 8b 68 08 41 f6 c5 06 75 0d <49> 8b 45 00 83 e0 7f 48 83 f8 7d 74 3a 31 f6 bf 10 00 00 00 e8 c2
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Ludovic Courtès wrote on 18 May 2023 19:59
(name . Christopher Baines)(address . mail@cbaines.net)(address . 63445@debbugs.gnu.org)
877ct534i2.fsf@gnu.org
Hi,

Christopher Baines <mail@cbaines.net> skribis:

Toggle quote (6 lines)
> I've seen the build coordinator on bayfront crash a couple of times, and
> it seems to be segfaulting, maybe in gnutls?
>
> May 11 14:31:39 localhost vmunix: [15795370.287670] build-submitted[6013]: segfault at 0 ip 00007f1e2e796415 sp 00007f1b86ffd640 error 4 in guile-gnutls-v-2.so.0.0.0[7f1e2e790000+17000]
> May 11 14:31:39 localhost vmunix: [15795370.287692] Code: 01 00 41 0f b7 14 24 48 3b 10 0f 85 85 00 00 00 49 8b 6c 24 08 48 89 f3 48 89 ef e8 d5 9d ff ff 4c 8b 68 08 41 f6 c5 06 75 0d <49> 8b 45 00 83 e0 7f 48 83 f8 7d 74 3a 31 f6 bf 10 00 00 00 e8 c2

Did you manage to get a backtrace?

We didn’t experience segfaults in Guile-GnuTLS in recent years but it’s
never too late…

Ludo’.
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Christopher Baines wrote on 19 May 2023 11:01
(name . Ludovic Courtès)(address . ludo@gnu.org)(address . 63445@debbugs.gnu.org)
87wn14d76l.fsf@cbaines.net
Ludovic Courtès <ludo@gnu.org> writes:

Toggle quote (18 lines)
> Hi,
>
> Christopher Baines <mail@cbaines.net> skribis:
>
>> I've seen the build coordinator on bayfront crash a couple of times, and
>> it seems to be segfaulting, maybe in gnutls?
>>
>> May 11 14:31:39 localhost vmunix: [15795370.287670]
>> build-submitted[6013]: segfault at 0 ip 00007f1e2e796415 sp
>> 00007f1b86ffd640 error 4 in
>> guile-gnutls-v-2.so.0.0.0[7f1e2e790000+17000]
>> May 11 14:31:39 localhost vmunix: [15795370.287692] Code: 01 00 41
>> 0f b7 14 24 48 3b 10 0f 85 85 00 00 00 49 8b 6c 24 08 48 89 f3 48 89
>> ef e8 d5 9d ff ff 4c 8b 68 08 41 f6 c5 06 75 0d <49> 8b 45 00 83 e0
>> 7f 48 83 f8 7d 74 3a 31 f6 bf 10 00 00 00 e8 c2
>
> Did you manage to get a backtrace?

Not yet, I've been trying to change the core file size limit with the
prlimit command, but I haven't seen any core dump files yet, so I'm not
sure if I've missed something.
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Christopher Baines wrote on 2 Sep 2023 12:33
(name . Christopher Baines)(address . mail@cbaines.net)
87pm30euer.fsf@cbaines.net
Christopher Baines <mail@cbaines.net> writes:

Toggle quote (24 lines)
> Ludovic Courtès <ludo@gnu.org> writes:
>
>> Hi,
>>
>> Christopher Baines <mail@cbaines.net> skribis:
>>
>>> I've seen the build coordinator on bayfront crash a couple of times, and
>>> it seems to be segfaulting, maybe in gnutls?
>>>
>>> May 11 14:31:39 localhost vmunix: [15795370.287670]
>>> build-submitted[6013]: segfault at 0 ip 00007f1e2e796415 sp
>>> 00007f1b86ffd640 error 4 in
>>> guile-gnutls-v-2.so.0.0.0[7f1e2e790000+17000]
>>> May 11 14:31:39 localhost vmunix: [15795370.287692] Code: 01 00 41
>>> 0f b7 14 24 48 3b 10 0f 85 85 00 00 00 49 8b 6c 24 08 48 89 f3 48 89
>>> ef e8 d5 9d ff ff 4c 8b 68 08 41 f6 c5 06 75 0d <49> 8b 45 00 83 e0
>>> 7f 48 83 f8 7d 74 3a 31 f6 bf 10 00 00 00 e8 c2
>>
>> Did you manage to get a backtrace?
>
> Not yet, I've been trying to change the core file size limit with the
> prlimit command, but I haven't seen any core dump files yet, so I'm not
> sure if I've missed something.

I've finally managed to get core dumps working for this now, and I've
reported the problem upstream.
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