jcmathews/LFS — Issue #1: fs/super.c/mount_fs() was not able to handle wrong input SB
Author: jcmathews
Created: 2011-10-10 10:00:27+00:00
State: open

[ 1657.693490] ------------[ cut here ]------------
[ 1657.695541] kernel BUG at fs/super.c:1093!
[ 1657.695728] invalid opcode: 0000 [#1] SMP
[ 1657.695924] Modules linked in: lfs nls_utf8 isofs vboxvideo drm agpgart vboxsf snd_intel8x0 snd_ac97_codec ac97_bus snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device vboxguest snd psmouse serio_raw joydev soundcore i2c_piix4 snd_page_alloc usbhid e1000 ahci hid libahci
[ 1657.696024]
[ 1657.696048] Pid: 2697, comm: mount Not tainted 3.1.0-rc9 #2 innotek GmbH VirtualBox
[ 1657.696048] EIP: 0060:[] EFLAGS: 00010246 CPU: 0
[ 1657.696048] EIP is at mount_fs+0x16f/0x180
[ 1657.696048] EAX: f5fd3a60 EBX: 00000000 ECX: 00000000 EDX: 00000000
[ 1657.696048] ESI: f5fd3a60 EDI: f5fd38c0 EBP: f1069f00 ESP: f1069ecc
[ 1657.696048] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
[ 1657.696048] Process mount (pid: 2697, ti=f1068000 task=f19cbc00 task.ti=f1068000)
[ 1657.696048] Stack:
[ 1657.696048] 00000000 0000000b f1069eec f1036840 f10368b0 f234eae0 f1069eec c01d025f
[ 1657.696048] 00000000 00000000 f1036840 f5fd38c0 00000000 f1069f1c c020b22b 00000000
[ 1657.696048] f234eae0 f5fd38c0 00000000 ffffffed f1069f3c c020b2ee 00000000 f234eae0
[ 1657.696048] Call Trace:
[ 1657.696048] [] ? __alloc_percpu+0xf/0x20
[ 1657.696048] [] vfs_kern_mount+0x4b/0xa0
[ 1657.696048] [] do_kern_mount+0x3e/0xd0
[ 1657.696048] [] do_mount+0x308/0x6d0
[ 1657.696048] [] ? strndup_user+0x49/0x60
[ 1657.696048] [] sys_mount+0x6b/0xa0
[ 1657.696048] [] syscall_call+0x7/0xb
[ 1657.696048] Code: 00 00 b8 02 35 6e c0 e8 a0 b3 f4 ff e9 12 ff ff ff b8 02 35 6e c0 ba 46 04 00 00 e8 8c b3 f4 ff 8b 83 d4 00 00 00 e9 ed fe ff ff <0f> 0b eb fe 8d b6 00 00 00 00 8d bc 27 00 00 00 00 55 89 e5 57
[ 1657.696048] EIP: [] mount_fs+0x16f/0x180 SS:ESP 0068:f1069ecc
[ 1657.701341] ---[ end trace 7e1667bc2144870e ]---