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Segfault on armv5tel-linux-gnueabi
From: |
Ludovic Courtès |
Subject: |
Segfault on armv5tel-linux-gnueabi |
Date: |
Wed, 22 Jun 2011 00:36:08 +0200 |
User-agent: |
Gnus/5.110017 (No Gnus v0.17) Emacs/24.0.50 (gnu/linux) |
Hello!
A bisect found that commit f60a7648d5926555c7760364a6fbb7dc0cf60720
(v2.0.0-114-gf60a764) introduced a bug showing up on
armv5tel-linux-gnueabi.
The symptom is that ‘./check-guile threads.test’ segfaults. The
backtrace I have so far isn’t very talkative:
--8<---------------cut here---------------start------------->8---
Program terminated with signal 11, Segmentation fault.
#0 0x4050f82c in siglongjmp () from
/nix/store/x7n64n36xpqbsi10lgpr3x9f1z9jsp83-glibc-2.12.2/lib/libc.so.6
(gdb) thread apply all bt
Thread 4 (Thread 18394):
#0 0x405ad7b8 in clone () from
/nix/store/x7n64n36xpqbsi10lgpr3x9f1z9jsp83-glibc-2.12.2/lib/libc.so.6
#1 0x40135fe0 in T.337 () from
/nix/store/x7n64n36xpqbsi10lgpr3x9f1z9jsp83-glibc-2.12.2/lib/libpthread.so.0
#2 0x00000000 in ?? ()
Thread 3 (Thread 18314):
#0 0x4013e0a8 in sem_wait@@GLIBC_2.4 () from
/nix/store/x7n64n36xpqbsi10lgpr3x9f1z9jsp83-glibc-2.12.2/lib/libpthread.so.0
#1 0x004abacc in ?? ()
#2 0x004abacc in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
Thread 2 (Thread 18339):
#0 0x4013f314 in read () from
/nix/store/x7n64n36xpqbsi10lgpr3x9f1z9jsp83-glibc-2.12.2/lib/libpthread.so.0
#1 0x4013eba4 in __pthread_enable_asynccancel () from
/nix/store/x7n64n36xpqbsi10lgpr3x9f1z9jsp83-glibc-2.12.2/lib/libpthread.so.0
#2 0x00000000 in ?? ()
Thread 1 (Thread 18393):
#0 0x4050f82c in siglongjmp () from
/nix/store/x7n64n36xpqbsi10lgpr3x9f1z9jsp83-glibc-2.12.2/lib/libc.so.6
#1 0x40300fa4 in fport_flush (port=<value optimized out>) at
../../libguile/fports.c:816
#2 0x447bb9b8 in ?? ()
#3 0x447bb9b8 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
--8<---------------cut here---------------end--------------->8---
I’ll keep investigating and report back.
Thanks,
Ludo’.
- Segfault on armv5tel-linux-gnueabi,
Ludovic Courtès <=