Re: Reiserfsck can't fix FS - part 2

["Vladimir V. Saveliev" <vs@namesys.com>]

Hello

Thomas Raschbacher wrote:
> I just tried to mount my reiserfs (which i fixed) as loopback (it worked
> before ..)
> 
> but this time i got this error (and a segfault):
> 
> any ideas what the problem is?
> shall i run --fix-fixable?
> 

Please try reiserfsck without any options first.

> 
> loop: loaded (max 8 devices)
> ReiserFS: loop0: found reiserfs format "3.6" with standard journal
> ReiserFS: loop0: using ordered data mode
> ReiserFS: loop0: journal params: device loop0, size 8192, journal first
> block 18, max trans len 1024, max batch 900, max commit age 30, max trans
> age 30
> ReiserFS: loop0: checking transaction log (loop0)
> ReiserFS: loop0: replayed 3 transactions in 0 seconds
> ReiserFS: loop0: Using r5 hash to sort names
> ReiserFS: loop0: Removing [119485 119486 0x0 SD]..<1>Unable to handle
> kernel NULL pointer dereference at virtual address 00000000
>  printing eip:
> 00000000
> *pde = 00000000
> Oops: 0000 [#1]
> PREEMPT
> Modules linked in: loop nvidia eeprom asb100 i2c_sensor i2c_viapro lp
> snd_seq_midi snd_emu10k1_synth snd_emux_synth snd_seq_virmidi
> snd_seq_midi_emul snd_pcm_oss snd_mixer_oss snd_seq_dummy snd_seq_oss
> snd_seq_midi_event snd_seq ohci_hcd parport_pc parport pcspkr via_ircc
> irda crc_ccitt ehci_hcd emu10k1_gp gameport snd_emu10k1 snd_rawmidi
> snd_seq_device snd_ac97_codec snd_pcm snd_timer snd_page_alloc
> snd_util_mem snd_hwdep snd zr36060 adv7175 eth1394 saa7110 zr36067
> i2c_algo_bit videocodec b44 ohci1394 ieee1394 via_agp evdev dvb_ttpci
> l64781 saa7146_vv video_buf saa7146 v4l1_compat v4l2_common videodev
> ves1820 tda8083 stv0297 sp8870 firmware_class ves1x93 ttpci_eeprom stv0299
> i2c_core dvb_core usb_storage usblp uhci_hcd 8139too sg sr_mod
> CPU:    0
> EIP:    0060:[<00000000>]    Tainted: P      VLI

You have got tainted kernel. Can you try kernel without proprietary modules?

> EFLAGS: 00010282   (2.6.12-gentoo-r6)
> EIP is at stext+0x3feffdd8/0x8
> eax: c0403bc0   ebx: fffffff4   ecx: cd90a7f0   edx: 00000001
> esi: d0a50398   edi: d63725c4   ebp: 00000000   esp: c32b4bd4
> ds: 007b   es: 007b   ss: 0068
> Process mount (pid: 25469, threadinfo=c32b4000 task=c20c45c0)
> Stack: c0172057 d0a50398 d63725c4 00000000 ffffffff c03b4071 dc38d979
> e06c2c00
>        c01720af c32b4c10 cd90a7c4 00000000 c017212b c32b4c10 cd90a7c4
> dc38d979
>        00000006 c03b406b efe27080 cd90a7c4 00000000 c03b4072 c01d7026
> c03b406b
> Call Trace:
>  [<c0172057>] __lookup_hash+0xa7/0xe0
>  [<c01720af>] lookup_hash+0x1f/0x30
>  [<c017212b>] lookup_one_len+0x6b/0x80
>  [<c01d7026>] __get_xa_root+0x66/0xf0
>  [<c01d722b>] open_xa_dir+0x17b/0x1b0
>  [<c039b8b2>] preempt_schedule+0x42/0x60
>  [<c011970a>] release_console_sem+0xea/0x100
>  [<c01d835d>] reiserfs_delete_xattrs+0x8d/0x240
>  [<c01b1c60>] reiserfs_delete_inode+0x0/0x130
>  [<c01b1cc9>] reiserfs_delete_inode+0x69/0x130
>  [<c0222917>] vsprintf+0x27/0x30
>  [<c01c351d>] prepare_error_buf+0xed/0x1c0
>  [<c01b1c60>] reiserfs_delete_inode+0x0/0x130
>  [<c017f885>] generic_delete_inode+0xc5/0x1b0
>  [<c017fb3c>] iput+0x3c/0x90
>  [<c01bf45f>] finish_unfinished+0x28f/0x4a0
>  [<c01c1e6a>] reiserfs_fill_super+0x6fa/0x7a0
>  [<c01b4960>] reiserfs_init_locked_inode+0x0/0x20
>  [<c01695fe>] sb_set_blocksize+0x2e/0x60
>  [<c0168eb8>] get_sb_bdev+0xf8/0x170
>  [<c01c298f>] get_super_block+0x2f/0x33
>  [<c01c1770>] reiserfs_fill_super+0x0/0x7a0
>  [<c01691ae>] do_kern_mount+0xae/0x190
>  [<c0182ba3>] do_new_mount+0x83/0xe0
>  [<c01833be>] do_mount+0x1ee/0x200
>  [<c0183170>] copy_mount_options+0x60/0xc0
>  [<c039c9ee>] lock_kernel+0x2e/0x50
>  [<c01837cf>] sys_mount+0x9f/0xe0
>  [<c01033db>] sysenter_past_esp+0x54/0x75
> Code:  Bad EIP value.