* bash-shared-mapping oops'es on 2.5.66-mm1
@ 2003-04-19 8:06 Alex Tomas
2003-04-19 8:52 ` Andrew Morton
0 siblings, 1 reply; 2+ messages in thread
From: Alex Tomas @ 2003-04-19 8:06 UTC (permalink / raw)
To: linux-kernel; +Cc: Andrew Morton
hi!
[root@proto db2]# /root/tools/bash-shared-mapping -n 5 -t 3 foo 300000000
on serial console:
------------[ cut here ]------------
kernel BUG at mm/rmap.c:408!
invalid operand: 0000 [#1]
Program received signal SIGTRAP, Trace/breakpoint trap.
page_remove_rmap (page=0xc1345580, ptep=0xc1345580) at mm/rmap.c:408
408 BUG();
(gdb) bt
#0 page_remove_rmap (page=0xc1345580, ptep=0xc1345580) at mm/rmap.c:408
#1 0xc0143c63 in zap_pte_range (tlb=0xc03d957c, pmd=0xc9c3a478, address=1199570944, size=4194304)
at mm/memory.c:426
#2 0xc0143d45 in zap_pmd_range (tlb=0xc03d957c, dir=0xc9c3a478, address=1199570944, size=208994304)
at mm/memory.c:458
#3 0xc0143da0 in unmap_page_range (tlb=0xc03d957c, vma=0xd3cf0ee0, address=1130024960, end=1408565248)
at mm/memory.c:479
#4 0xc0143e94 in unmap_vmas (tlbp=0xcf64de74, mm=0xdf657220, vma=0xd3cf0ee0, start_addr=1130024960,
end_addr=1408565248, nr_accounted=0xcf64de78) at mm/memory.c:573
#5 0xc01441ac in zap_page_range (vma=0xd3cf0ee0, address=1130024960, size=278540288)
at mm/memory.c:618
#6 0xc0144d58 in vmtruncate_list (head=0xda8d3db0, pgoff=5240) at mm/memory.c:1065
#7 0xc0144e2f in vmtruncate (inode=0xda8d3ccc, offset=21460646) at mm/memory.c:1094
#8 0xc016d5b9 in inode_setattr (inode=0xda8d3ccc, attr=0xcf64df60) at fs/attr.c:72
#9 0xc018dab2 in ext3_setattr (dentry=0xdfcc2da0, attr=0xcf64df60) at fs/ext3/inode.c:2536
#10 0xc016d8bb in notify_change (dentry=0xdfcc2da0, attr=0xcf64df60) at fs/attr.c:163
#11 0xc0151de8 in do_truncate (dentry=0xdfcc2da0, length=21460646) at fs/open.c:90
#12 0xc0152343 in sys_ftruncate64 (fd=3, length=21460646) at fs/open.c:197
(gdb)
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: bash-shared-mapping oops'es on 2.5.66-mm1
2003-04-19 8:06 bash-shared-mapping oops'es on 2.5.66-mm1 Alex Tomas
@ 2003-04-19 8:52 ` Andrew Morton
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Morton @ 2003-04-19 8:52 UTC (permalink / raw)
To: Alex Tomas; +Cc: linux-kernel
Alex Tomas <bzzz@tmi.comex.ru> wrote:
>
>
> hi!
>
> [root@proto db2]# /root/tools/bash-shared-mapping -n 5 -t 3 foo 300000000
>
> on serial console:
>
> ------------[ cut here ]------------
> kernel BUG at mm/rmap.c:408!
if (!PageAnon(page)) {
if (!page->mapping)
BUG();
Yes, we've had a few reports of that. You'll need to revert objrmap*.patch
if it's being a problem.
^ permalink raw reply [flat|nested] 2+ messages in thread
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