2.2.12 oops in shedule()

Philippe Troin (phil@fifi.org)
03 Sep 1999 14:44:06 -0700


2.2.12 still oops on schedule() (already reported in 2.2.11) on:
Linux neptune 2.2.12-knfs #1 Tue Aug 31 12:59:08 PDT 1999 i686 unknown
(vanilla 2.2.12 + HJL's knfs patches).

The oops seems to appear when under low memory conditions...

This is the oops log (reformatted).

Oops: 0002
CPU: 0
EIP: 0010:[schedule+132/636]
EFLAGS: 00010002
eax: 00000000 ebx: c9794000 ecx: 00000001 edx: 00000000
esi: 00000000 edi: 00000004 ebp: c9795f1c esp: c9795f10
ds: 0018 es: 0018 ss: 0018
Process wmmail (pid: 551, process nr: 83, stackpage=c9795000)
Stack: 00000004 00000286 c01edc00 c9795f44 c01100d8 c9795f30 00000000 00000104
00000000 c01ccbc8 0573a480 c9794000 c010fd1c 00000000 c012cf08 00000000
00000001 cae00938 00000000 00000008 00000104 c9794000 00000001 00000000
Call Trace: [schedule_timeout+108/140] [process_timeout+0/16]
[do_select+468/536] [sys_select+857/1152] [system_call+52/56]
Code: 89 42 40 89 50 3c c7 43 3c 00 00 00 00 c7 43 40 00 00 00 00

Oops: 0002
CPU: 0
EIP: 0010:[schedule+132/636]
EFLAGS: 00010002
eax: 00000000 ebx: c9794000 ecx: 00000004 edx: 00000000
esi: 00000000 edi: c97b0240 ebp: c9795e68 esp: c9795e5c
ds: 0018 es: 0018 ss: 0018
Process wmmail (pid: 551, process nr: 83, stackpage=c9795000)
Stack: c97b0240 00000011 c01edc00 00000021 c01164a1 c9795ed4 00000040 c9794000
c99cb3a0 d9d9d900 c9794000 c0109530 0000000b c9795ed4 c01afce8 c01b0b71
00000002 00000000 c010e346 c01b0b71 c9795ed4 00000002 c9794000 00000000
Call Trace: [do_exit+569/576] [die_if_no_fixup+0/68]
[stext_lock+5028/8868] [stext_lock+8749/8868] [do_page_fault+706/788]
[stext_lock+8749/8868] [error_code+45/52] [schedule+132/636]
[schedule_timeout+108/140] [process_timeout+0/16] [do_select+468/536]
[sys_select+857/1152] [system_call+52/56]
Code: 89 42 40 89 50 3c c7 43 3c 00 00 00 00 c7 43 40 00 00 00 00

Oops: 0002
CPU: 0
EIP: 0010:[schedule+132/636]
EFLAGS: 00010002
eax: 00000000 ebx: c9794000 ecx: 00000004 edx: 00000000
esi: 00000000 edi: 00000000 ebp: c9795db4 esp: c9795da8
ds: 0018 es: 0018 ss: 0018
Process wmmail (pid: 551, process nr: 83, stackpage=c9795000)
Stack: 00000000 00000011 c01edc00 c01caa34 c01164a1 c9795e20 00000040 c9794000
c01caa34 00010002 c9794000 c0109530 0000000b c9795e20 c01afce8 c01b0b71
00000002 00000000 c010e346 c01b0b71 c9795e20 00000002 c9794000 00000000
Call Trace: [do_exit+569/576] [die_if_no_fixup+0/68]
[stext_lock+5028/8868] [stext_lock+8749/8868] [do_page_fault+706/788]
[stext_lock+8749/8868] [check_pgt_cache+17/24] [error_code+45/52]
[schedule+132/636] [do_exit+569/576] [die_if_no_fixup+0/68]
[stext_lock+5028/8868] [stext_lock+8749/8868] [do_page_fault+706/788]
[stext_lock+8749/8868] [error_code+45/52] [schedule+132/636]
[schedule_timeout+108/140] [process_timeout+0/16] [do_select+468/536]
[sys_select+857/1152] [system_call+52/56]
Code: 89 42 40 89 50 3c c7 43 3c 00 00 00 00 c7 43 40 00 00 00 00

Oops: 0002
CPU: 0
EIP: 0010:[schedule+132/636]
EFLAGS: 00010046
eax: 00000000 ebx: c9794000 ecx: 00000004 edx: 00000000
esi: 00000000 edi: 00000000 ebp: c9795d00 esp: c9795cf4
ds: 0018 es: 0018 ss: 0018
Process wmmail (pid: 551, process nr: 83, stackpage=c9795000)
Stack: 00000000 00000011 c01edc00 c01caa34 c01164a1 c9795d6c 00000040 c9794000
c01caa34 00010002 c9794000 c0109530 0000000b c9795d6c c01afce8 c01b0b71
00000002 00000000 c010e346 c01b0b71 c9795d6c 00000002 c9794000 00000000
Call Trace: [do_exit+569/576] [die_if_no_fixup+0/68]
[stext_lock+5028/8868] [stext_lock+8749/8868] [do_page_fault+706/788]
[stext_lock+8749/8868] [error_code+45/52][schedule+132/636]
[do_exit+569/576] [die_if_no_fixup+0/68] [stext_lock+5028/8868]
[stext_lock+8749/8868] [do_page_fault+706/788] [stext_lock+8749/8868]
[check_pgt_cache+17/24] [error_code+45/52] [schedule+132/636]
[do_exit+569/576] [die_if_no_fixup+0/68] [stext_lock+5028/8868]
[stext_lock+8749/8868] [do_page_fault+706/788] [stext_lock+8749/8868]
[error_code+45/52] [schedule+132/636] [schedule_timeout+108/140]
[process_timeout+0/16] [do_select+468/536] [sys_select+857/1152]
[system_call+52/56]
Code: 89 42 40 89 50 3c c7 43 3c 00 00 00 00 c7 43 40 00 00 00 00

Oops: 0002
CPU: 0
EIP: 0010:[schedule+132/636]
EFLAGS: 00010096
eax: 00000000 ebx: c9794000 ecx: 00000004 edx: 00000000
esi: 00000000 edi: 00000000 ebp: c9795c4c esp: c9795c40
ds: 0018 es: 0018 ss: 0018
Process wmmail (pid: 551, process nr: 83, stackpage=c9795000)
Stack: 00000000 00000011 c01edc00 c01caa34 c01164a1 c9795cb8 00000040 c9794000
c01caa34 00010046 c9794000 c0109530 0000000b c9795cb8 c01afce8 c01b0b71
00000002 00000000 c010e346 c01b0b71 c9795cb8 00000002 c9794000 00000000
Call Trace: [do_exit+569/576] [die_if_no_fixup+0/68]
[stext_lock+5028/8868] [stext_lock+8749/8868] [do_page_fault+706/788]
[stext_lock+8749/8868] [error_code+45/52] [schedule+132/636]
[do_exit+569/576] [die_if_no_fixup+0/68] [stext_lock+5028/8868]
[stext_lock+8749/8868] [do_page_fault+706/788] [stext_lock+8749/8868]
[error_code+45/52] [schedule+132/636] [do_exit+569/576]
[die_if_no_fixup+0/68] [stext_lock+5028/8868] [stext_lock+8749/8868]
[do_page_fault+706/788] [stext_lock+8749/8868] [check_pgt_cache+17/24]
[error_code+45/52] [schedule+132/636] [do_exit+569/576]
[die_if_no_fixup+0/68] [stext_lock+5028/8868] [stext_lock+8749/8868]
[do_page_fault+706/788] [stext_lock+8749/8868] [error_code+45/52]
[schedule+132/636] [schedule_timeout+108/140] [process_timeout+0/16]
[do_select+468/536] [sys_select+857/1152] [system_call+52/56]
Code: 89 42 40 89 50 3c c7 43 3c 00 00 00 00 c7 43 40 00 00 00 00

Phil.

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