Hello,
> I had to hard shutdown a fc6 machine due to vmware and nvidia doing
> ridiculous things to my screen resolution and locking up. ugh.
> Anyway, upon reboot it recovers the journal and mounts / rw fine.
> Then rc.sysinit tries to delete various things from /tmp (.ICE-unix,
> .font stuff, etc), kernel shows a BUG, and boot stops. Booting from a
> fc7 live cd and trying to mount /dev/sda2 rw and delete /tmp/* also
> causes a BUG. This dump is from fc7:
>
>
> eth0: no IPv6 routers present
> kjournald starting. Commit interval 5 seconds
> EXT3 FS on sda2, internal journal
> EXT3-fs: mounted filesystem with ordered data mode.
> SELinux: initialized (dev sda2, type ext3), uses xattr
> inode_doinit_with_dentry: getxattr returned 5 for dev=sda2 ino=13271075
> EXT3-fs warning (device sda2): ext3_unlink: Deleting nonexistent file
> (13271075), 0
Obviously, ext3 was not consistent after replaying the journal which
should never happen. Do you have somewhere available the original
filesystem image or at least messages from fsck when fixing the
filesystem?
> list_add corruption. next->prev should be prev (e8a1412c), but was
> e8b4ba78. (next=e8b4ba78).
This is a corruption of superblocks orphan inode list. Probably it is
a result of previous fs corruption...
> ------------[ cut here ]------------
> kernel BUG at lib/list_debug.c:27!
> invalid opcode: 0000 [#1]
> SMP
> last sysfs file: /devices/pci0000:00/0000:00:01.0/0000:01:00.0/enable
> Modules linked in: ipv6 dm_mirror dm_multipath video sbs i2c_ec button
> dock battery ac lp iTCO_wdt tg3 iTCO_vendor_support i2c_i801 i2c_core
> parport_pc serio_raw parport sg pcspkr ext3 jbd mbcache squashfs
> dm_snapshot dm_mod loop sd_mod ata_piix ehci_hcd ahci ata_generic
> libata uhci_hcd sr_mod scsi_mod cdrom
> CPU: 0
> EIP: 0060:[<c04e85bf>] Not tainted VLI
> EFLAGS: 00210282 (2.6.21-1.3194.fc7 #1)
> EIP is at __list_add+0x26/0x5c
> eax: 00000061 ebx: e8b4ba78 ecx: 00200086 edx: 00200000
> esi: e8b4ba9c edi: c1964000 ebp: e89bf48c esp: e8a80eb8
> ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068
> Process rm (pid: 2511, ti=e8a80000 task=dfb4c710 task.ti=e8a80000)
> Stack: c069e0d0 e8a1412c e8b4ba78 e8b4ba78 00000000 e8b4ba9c f8a5d704
> e89bf48c
> e8997710 e8b4b634 e8b4b6cc e89bf48c e8b4ba04 e8b4ba78 e8997710
> 00000b00
> 00000195 e8b4ba9c 00000000 e8b4b6cc e89bf48c f8a5e593 e8a03400
> 00000000
> Call Trace:
> [<f8a5d704>] ext3_orphan_add+0x123/0x153 [ext3]
> [<f8a5e593>] ext3_unlink+0x13a/0x188 [ext3]
> [<c047c6ed>] vfs_unlink+0x9f/0xd5
> [<c047e0ad>] do_unlinkat+0x8b/0x119
> [<c047fd52>] sys_getdents64+0x9b/0xa5
> [<c0404f70>] syscall_call+0x7/0xb
> =======================
> Code: 83 c4 0c 5b c3 56 53 89 c3 83 ec 10 8b 41 04 39 d0 74 1c 89 4c
> 24 0c 89 54 24 04 89 44 24 08 c7 04 24 d0 e0 69 c0 e8 8b f1 f3 ff <0f>
> 0b eb fe 8b 32 39 ce 74 1c 89 54 24 0c 89 74 24 08 89 4c 24
> EIP: [<c04e85bf>] __list_add+0x26/0x5c SS:ESP 0068:e8a80eb8
> BUG: warning at kernel/exit.c:798/do_exit() (Not tainted)
> [<c04294f3>] do_exit+0x54/0x6d3
> [<c040655c>] die+0x21b/0x240
> [<c0406967>] do_invalid_op+0x0/0xab
> [<c0406a09>] do_invalid_op+0xa2/0xab
> [<c04e85bf>] __list_add+0x26/0x5c
> [<c0427711>] vprintk+0x290/0x2c9
> [<c049085b>] __getblk+0x3b/0x286
> [<f8a20b1c>] do_get_write_access+0x444/0x471 [jbd]
> [<c060190c>] error_code+0x7c/0x84
> [<c04e85bf>] __list_add+0x26/0x5c
> [<f8a5d704>] ext3_orphan_add+0x123/0x153 [ext3]
> [<f8a5e593>] ext3_unlink+0x13a/0x188 [ext3]
> [<c047c6ed>] vfs_unlink+0x9f/0xd5
> [<c047e0ad>] do_unlinkat+0x8b/0x119
> [<c047fd52>] sys_getdents64+0x9b/0xa5
> [<c0404f70>] syscall_call+0x7/0xb
> =======================
>
>
> I did an fsck -f from the fc7 live cd and now it boots.
Honza
--
Jan Kara <[email protected]>
SuSE CR Labs
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