From: "Andrey J. Melnikoff (TEMHOTA)" <temnota@kmv.ru>
To: linux-kernel@vger.kernel.org
Subject: [2.4.28-rc1] process stuck in release_task() call
Date: Tue, 9 Nov 2004 19:24:45 +0300 [thread overview]
Message-ID: <20041109162445.GM24130@kmv.ru> (raw)
Hello!
With 2.4.28-pre3 and 2.4.28-rc1 i see strange situation - sendmail some
times get stuck into release_task() call.
System - Tyan Tiger MPX, dual Athlon MP 2800+ with 1Gb memory.
--- SysRq-T output ---
ksymoops 2.4.9 on i686 2.4.28-rc1. Options used
-V (default)
-k /proc/ksyms (default)
-l /proc/modules (default)
-o /lib/modules/2.4.28-rc1/ (default)
-m /boot/System.map-2.4.28-rc1 (default)
Reading Oops report from the terminal
sendmail S C012073D 0 15814 1 32701 14365 (NOTLB)
Using defaults from ksymoops -t elf32-i386 -a i386
Call Trace: [<c012073d>] [<c0106582>] [<c0107717>]
sendmail Z 00000000 4 30459 15814 30669 (L-TLB)
Call Trace: [<c0120f53>] [<c0121600>] [<c011547d>] [<c0121725>] [<c0107717>]
sendmail Z 00000000 0 30669 15814 30707 30459 (L-TLB)
Call Trace: [<c0120f53>] [<c0121600>] [<c0121725>] [<c0107717>]
sendmail Z 00000000 4 30707 15814 31549 30669 (L-TLB)
Call Trace: [<c0120f53>] [<c0121600>] [<c0121725>] [<c0107717>]
sendmail Z 00000000 2624 31549 15814 31708 30707 (L-TLB)
Call Trace: [<c0120f53>] [<c0121600>] [<c0121725>] [<c0107717>]
sendmail Z 00000000 0 31708 15814 32269 31549 (L-TLB)
Call Trace: [<c0120f53>] [<c0121600>] [<c0121725>] [<c0107717>]
sendmail Z 00000000 0 32269 15814 32352 31708 (L-TLB)
Call Trace: [<c0120f53>] [<c0121600>] [<c0121725>] [<c0107717>]
sendmail Z 00000000 20 32352 15814 32403 32269 (L-TLB)
Call Trace: [<c0120f53>] [<c0121600>] [<c0121725>] [<c0107717>]
sendmail Z 00000000 0 32403 15814 32413 32352 (L-TLB)
Call Trace: [<c0120f53>] [<c0121600>] [<c0121725>] [<c0107717>]
sendmail Z 00000000 624 32413 15814 32468 32403 (L-TLB)
Call Trace: [<c0120f53>] [<c0121600>] [<c0121725>] [<c0107717>]
sendmail Z 00000000 0 32468 15814 32473 32413 (L-TLB)
Call Trace: [<c0120f53>] [<c0121600>] [<c0121725>] [<c0107717>]
sendmail Z 00000000 0 32473 15814 32482 32468 (L-TLB)
Call Trace: [<c0120f53>] [<c0121600>] [<c0121725>] [<c0107717>]
sendmail Z 00000000 0 32482 15814 32499 32473 (L-TLB)
Call Trace: [<c0120f53>] [<c0121600>] [<c0121725>] [<c0107717>]
..... many sendmail zombies ......
Warning (Oops_read): Code line not seen, dumping what data is available
Proc; sendmail
>>EIP; c012073d <release_task+1fd/230> <=====
Trace; c012073d <release_task+1fd/230>
Trace; c0106582 <sys_rt_sigsuspend+122/160>
Trace; c0107717 <system_call+33/38>
Proc; sendmail
>>EIP; 00000000 Before first symbol
Trace; c0120f53 <exit_notify+103/3c0>
Trace; c0121600 <do_exit+3f0/4e0>
Trace; c011547d <smp_apic_timer_interrupt+12d/130>
Trace; c0121725 <sys_exit+15/20>
Trace; c0107717 <system_call+33/38>
Proc; sendmail
>>EIP; 00000000 Before first symbol
Trace; c0120f53 <exit_notify+103/3c0>
Trace; c0121600 <do_exit+3f0/4e0>
Trace; c0121725 <sys_exit+15/20>
Trace; c0107717 <system_call+33/38>
Proc; sendmail
.... same trace with other zombies ......
disassemble show other result - process stuck into free_pages() call:
c0120540 <release_task>:
c0120540: 55 push %ebp
....
c0120736: 89 d8 mov %ebx,%eax
c0120738: e8 73 dd 01 00 call c013e4b0 <free_pages> <= here
c012073d: 83 c4 10 add $0x10,%esp
c0120740: 5b pop %ebx
c0120741: 5e pop %esi
c0120742: c9 leave
....
Any hints ?
--
Best regards, TEMHOTA-RIPN aka MJA13-RIPE
System Administrator. mailto:temnota@kmv.ru
next reply other threads:[~2004-11-09 16:25 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-09 16:24 Andrey J. Melnikoff (TEMHOTA) [this message]
2004-11-10 18:58 ` Marcelo Tosatti
2004-11-11 8:33 ` Willy Tarreau
2004-11-11 8:01 ` Marcelo Tosatti
[not found] ` <20041112135942.GW24130@kmv.ru>
[not found] ` <20041116100639.GA11948@logos.cnet>
2004-11-30 19:46 ` [RESOLVED] " Andrey J. Melnikoff (TEMHOTA)
2004-11-11 13:37 ` Andrey Melnikoff
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