Messages in this thread | | | Date | Thu, 20 Oct 2005 22:44:47 +0200 | From | Petr Vandrovec <> | Subject | Re: 2.6.13-rc2-almost-rc3, ext3 and memory corruption |
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Petr Vandrovec wrote: > Petr Vandrovec wrote: > >> Hello, >> I was so happy that 2.6.13-rc3 was released that I tried to grab it, >> and while I was doing that, box said: >> >> Slab corruption: start=ffff8100005e5bf8, len=96 >> Redzone: 0x5a2cf071/0x5a2cf071.
> Hello, > so I've enabled JBD-DEBUG, and unfortunately somebody corrupted inode > instead of journal head this time :-( But corruption looks same - > somebody wrote 32bit value 1 somewhere it should not... Does anybody > have something like CONFIG_DEBUG_PAGE_ALLOC for x86-64? > > Slab corruption: start=ffff8100005e7c00, len=976 > Redzone: 0x5a2cf071/0x5a2cf071.
Still no clue, but somebody still writes 0x00000001 here and there around my inodes :-( This time when I was building 2.6.14-rc5 kernel... Apparently whenever my old kernel finds that it is going to be replaced it attempts to boycott build of new kernel.
Linux ppc 2.6.14-rc3-8298 #9 SMP PREEMPT Sun Oct 9 03:45:32 CEST 2005 x86_64 GNU/Linux
slab error in cache_free_debugcheck(): cache `size-64': double free, or memory outside object was overwritten
Call Trace:<ffffffff8017230a>{cache_free_debugcheck+378} <ffffffff8017376c>{kfree+220} <ffffffff801aaafe>{clear_inode+174} <ffffffff801aaba8>{dispose_list+104} <ffffffff801aaffa>{prune_icache+426} <ffffffff801ab067>{shrink_icache_memory+23} <ffffffff80176185>{shrink_slab+229} <ffffffff801776bd>{balance_pgdat+589} <ffffffff80371474>{_spin_lock_irqsave+36} <ffffffff80177937>{kswapd+311} <ffffffff80155070>{autoremove_wake_function+0} <ffffffff80155070>{autoremove_wake_function+0} <ffffffff801356dd>{schedule_tail+77} <ffffffff8010fd92>{child_rip+8} <ffffffff80177800>{kswapd+0} <ffffffff8010fd8a>{child_rip+0}
ffff8100005e7c38: redzone 1: 0x170fc2a5, redzone 2: 0x1.
Petr
>> Box in question has single Athlon64 processor, runs SMP PREEMPT kernel >> with almost all debugging options set (but not CONFIG_JBD_DEBUG). Box >> has 2GB of ECC RAM. Root filesystem is on pata disk connected to the >> pata port on Promise's 20378 (using sata_promise). Disk with git >> repository is plugged to pata port on Via's VT8237. Kernel's >> configuration is at http://platan.vc.cvut.cz/vana_at_home_config.txt, >> dmesg at http://platan.vc.cvut.cz/vana_at_home_dmesg.txt.
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