Public bug reported:
problem manifests after upgrade to 2.6.22-14-386
from syslog:
Dec 20 01:30:27 localhost kernel: [19675.421968] BUG: unable to handle kernel
NULL pointer dereference at virtual address 00000051
Dec 20 01:30:27 localhost kernel: [19675.421977] printing eip:
Dec 20 01:30:27 localhost kernel: [19675.421979] f8dd186c
Dec 20 01:30:27 localhost kernel: [19675.421980] *pde = 00000000
Dec 20 01:30:27 localhost kernel: [19675.421983] Oops: 0000 [#66]
Dec 20 01:30:27 localhost kernel: [19675.421985] Modules linked in: binfmt_misc
ppdev parport_pc lp parport i915 drm autofs4 speedstep_lib cpufreq_userspace
cpufreq_stats cpufreq_powersave cpufreq_ondemand freq_table
cpufreq_conservative video sbs button dock container ac battery nfs lockd
sunrpc 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 snd soundcore pcspkr snd_page_alloc usbhid hid rtc
usblp shpchp pci_hotplug iTCO_wdt iTCO_vendor_support intel_agp agpgart ipv6
evdev ext3 jbd mbcache sg sr_mod cdrom sd_mod 8139too ata_piix ohci1394
ieee1394 8139cp mii ata_generic libata scsi_mod ehci_hcd uhci_hcd usbcore
raid10 raid456 xor raid1 raid0 multipath linear md_mod dm_mirror dm_snapshot
dm_mod thermal processor fan fuse apparmor commoncap
Dec 20 01:30:27 localhost kernel: [19675.422043] CPU: 0
Dec 20 01:30:27 localhost kernel: [19675.422044] EIP: 0060:[<f8dd186c>]
Not tainted VLI
Dec 20 01:30:27 localhost kernel: [19675.422045] EFLAGS: 00010282
(2.6.22-14-386 #1)
Dec 20 01:30:27 localhost kernel: [19675.422066] EIP is at
nfs_compare_super+0x3c/0xe0 [nfs]
Dec 20 01:30:27 localhost kernel: [19675.422069] eax: 00000041 ebx: f0dbb200
ecx: 00000010 edx: cbd7222c
Dec 20 01:30:27 localhost kernel: [19675.422072] esi: dbbf1cbc edi: 00000051
ebp: cbd72200 esp: eee4dcb8
Dec 20 01:30:27 localhost automount[9232]: mount(generic): failed to mount
nerferter:/corey (type nfs4) on /var/autofs/local/nerf
Dec 20 01:30:27 localhost kernel: [19675.422074] ds: 007b es: 007b fs: 0000
gs: 0033 ss: 0068
Dec 20 01:30:27 localhost automount[9232]: failed to mount
/var/autofs/local/nerf
Dec 20 01:30:27 localhost kernel: [19675.422077] Process mount.nfs4 (pid: 9234,
ti=eee4c000 task=ef4bc000 task.ti=eee4c000)
Dec 20 01:30:27 localhost kernel: [19675.422079] Stack: f0dbb800 00000041
cbd7222c f0dbb898 f0dbb800 00000000 f363e580 c016be14
Dec 20 01:30:27 localhost kernel: [19675.422085] f8e01e98 f8dd17f0
f8dd1830 f8e01e80 ef1dcc00 ef1dcc00 f8e01e80 f363e580
Dec 20 01:30:27 localhost kernel: [19675.422090] f8dd243d ef1dcc00
eee4dda0 00000001 eee4dd1e f7db6f08 f76c9b20 f76c9b20
Dec 20 01:30:27 localhost kernel: [19675.422095] Call Trace:
Dec 20 01:30:27 localhost kernel: [19675.422111] [sget+84/704] sget+0x54/0x2c0
Dec 20 01:30:27 localhost kernel: [19675.422121] [<f8dd17f0>]
nfs_set_super+0x0/0x40 [nfs]
Dec 20 01:30:27 localhost kernel: [19675.422132] [<f8dd1830>]
nfs_compare_super+0x0/0xe0 [nfs]
Dec 20 01:30:27 localhost kernel: [19675.422152] [<f8dd243d>]
nfs4_get_sb+0x25d/0x370 [nfs]
Dec 20 01:30:27 localhost kernel: [19675.422264] [vfs_kern_mount+182/304]
vfs_kern_mount+0xb6/0x130
Dec 20 01:30:27 localhost kernel: [19675.422286] [do_kern_mount+63/240]
do_kern_mount+0x3f/0xf0
Dec 20 01:30:27 localhost kernel: [19675.422301] [do_mount+1590/1776]
do_mount+0x636/0x6f0
Dec 20 01:30:27 localhost kernel: [19675.422325] [tcp_v4_send_check+68/240]
tcp_v4_send_check+0x44/0xf0
Dec 20 01:30:27 localhost kernel: [19675.422341] [tcp_transmit_skb+1003/2032]
tcp_transmit_skb+0x3eb/0x7f0
Dec 20 01:30:27 localhost kernel: [19675.422347] [sock_aio_read+287/304]
sock_aio_read+0x11f/0x130
Dec 20 01:30:27 localhost kernel: [19675.422364] [__handle_mm_fault+1026/2560]
__handle_mm_fault+0x402/0xa00
Dec 20 01:30:27 localhost kernel: [19675.422383] [<f88aca3f>]
rtl8139_interrupt+0x15f/0x480 [8139too]
Dec 20 01:30:27 localhost kernel: [19675.422421] [do_page_fault+892/1680]
do_page_fault+0x37c/0x690
Dec 20 01:30:27 localhost kernel: [19675.422462] [error_code+106/112]
error_code+0x6a/0x70
Dec 20 01:30:27 localhost kernel: [19675.422478] [drain_local_pages+75/176]
drain_local_pages+0x4b/0xb0
Dec 20 01:30:27 localhost kernel: [19675.422485] [km_report+64/128]
km_report+0x40/0x80
Dec 20 01:30:27 localhost kernel: [19675.422491] [copy_mount_options+171/336]
copy_mount_options+0xab/0x150
Dec 20 01:30:27 localhost kernel: [19675.422513] [sys_mount+114/176]
sys_mount+0x72/0xb0
Dec 20 01:30:27 localhost kernel: [19675.422530] [sysenter_past_esp+107/169]
sysenter_past_esp+0x6b/0xa9
Dec 20 01:30:27 localhost kernel: [19675.422568] =======================
Dec 20 01:30:27 localhost kernel: [19675.422569] Code: 74 24 10 89 6c 24 18 89
04 24 8b 2a 8b 52 04 8b 98 4c 01 00 00 fc 89 54 24 08 8b 45 00 89 44 24 04 8b
33 89 c7 83 c7 10 83 c6 10 <f3> a6 74 16 31 c0 8b 5c 24 0c 8b 74 24 10 8b 7c 24
14 8b 6c 24
Dec 20 01:30:27 localhost kernel: [19675.422591] EIP: [<f8dd186c>]
nfs_compare_super+0x3c/0xe0 [nfs] SS:ESP 0068:eee4dcb8
Dec 20 01:30:27 localhost kernel: [19675.470854] BUG: unable to handle kernel
NULL pointer dereference at virtual address 00000052
Dec 20 01:30:27 localhost kernel: [19675.470862] printing eip:
Dec 20 01:30:27 localhost kernel: [19675.470864] f8dd186c
Dec 20 01:30:27 localhost kernel: [19675.470865] *pde = 00000000
Dec 20 01:30:27 localhost kernel: [19675.470869] Oops: 0000 [#67]
Dec 20 01:30:27 localhost kernel: [19675.470871] Modules linked in: binfmt_misc
ppdev parport_pc lp parport i915 drm autofs4 speedstep_lib cpufreq_userspace
cpufreq_stats cpufreq_powersave cpufreq_ondemand freq_table
cpufreq_conservative video sbs button dock container ac battery nfs lockd
sunrpc 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 snd soundcore pcspkr snd_page_alloc usbhid hid rtc
usblp shpchp pci_hotplug iTCO_wdt iTCO_vendor_support intel_agp agpgart ipv6
evdev ext3 jbd mbcache sg sr_mod cdrom sd_mod 8139too ata_piix ohci1394
ieee1394 8139cp mii ata_generic libata scsi_mod ehci_hcd uhci_hcd usbcore
raid10 raid456 xor raid1 raid0 multipath linear md_mod dm_mirror dm_snapshot
dm_mod thermal processor fan fuse apparmor commoncap
Dec 20 01:30:27 localhost kernel: [19675.470927] CPU: 0
Dec 20 01:30:27 localhost kernel: [19675.470928] EIP: 0060:[<f8dd186c>]
Not tainted VLI
Dec 20 01:30:27 localhost kernel: [19675.470929] EFLAGS: 00010282
(2.6.22-14-386 #1)
Dec 20 01:30:27 localhost kernel: [19675.470952] EIP is at
nfs_compare_super+0x3c/0xe0 [nfs]
Dec 20 01:30:27 localhost kernel: [19675.470954] eax: 00000042 ebx: f0dbb200
ecx: 00000010 edx: cbd7222c
Dec 20 01:30:27 localhost kernel: [19675.470957] esi: dbbf1cbc edi: 00000052
ebp: cbd72200 esp: eec5fcb8
Dec 20 01:30:27 localhost automount[9235]: mount(generic): failed to mount
nerferter:/corey (type nfs4) on /var/autofs/local/nerf
Dec 20 01:30:27 localhost kernel: [19675.470959] ds: 007b es: 007b fs: 0000
gs: 0033 ss: 0068
Dec 20 01:30:27 localhost automount[9235]: failed to mount
/var/autofs/local/nerf
Dec 20 01:30:27 localhost kernel: [19675.470962] Process mount.nfs4 (pid: 9272,
ti=eec5e000 task=ef111440 task.ti=eec5e000)
Dec 20 01:30:27 localhost kernel: [19675.470964] Stack: f0dbb800 00000042
cbd7222c f0dbb898 f0dbb800 00000000 f363ef00 c016be14
Dec 20 01:30:27 localhost kernel: [19675.470970] f8e01e98 f8dd17f0
f8dd1830 f8e01e80 ddd0e540 ddd0e540 f8e01e80 f363ef00
Dec 20 01:30:27 localhost kernel: [19675.470975] f8dd243d ddd0e540
eec5fda0 00000001 eec5fd1e f7db6f10 f76c9060 f76c9060
Dec 20 01:30:27 localhost kernel: [19675.470980] Call Trace:
Dec 20 01:30:27 localhost kernel: [19675.470995] [sget+84/704] sget+0x54/0x2c0
Dec 20 01:30:27 localhost kernel: [19675.471005] [<f8dd17f0>]
nfs_set_super+0x0/0x40 [nfs]
Dec 20 01:30:27 localhost kernel: [19675.471016] [<f8dd1830>]
nfs_compare_super+0x0/0xe0 [nfs]
Dec 20 01:30:27 localhost kernel: [19675.471036] [<f8dd243d>]
nfs4_get_sb+0x25d/0x370 [nfs]
Dec 20 01:30:27 localhost kernel: [19675.471147] [vfs_kern_mount+182/304]
vfs_kern_mount+0xb6/0x130
Dec 20 01:30:27 localhost kernel: [19675.471170] [do_kern_mount+63/240]
do_kern_mount+0x3f/0xf0
Dec 20 01:30:27 localhost kernel: [19675.471184] [do_mount+1590/1776]
do_mount+0x636/0x6f0
Dec 20 01:30:27 localhost kernel: [19675.471218] [ack_ioapic_quirk_irq+66/176]
ack_ioapic_quirk_irq+0x42/0xb0
Dec 20 01:30:27 localhost kernel: [19675.471241] [__handle_mm_fault+1026/2560]
__handle_mm_fault+0x402/0xa00
Dec 20 01:30:27 localhost kernel: [19675.471257] [common_interrupt+35/48]
common_interrupt+0x23/0x30
Dec 20 01:30:27 localhost kernel: [19675.471293] [do_page_fault+892/1680]
do_page_fault+0x37c/0x690
Dec 20 01:30:27 localhost kernel: [19675.471334] [error_code+106/112]
error_code+0x6a/0x70
Dec 20 01:30:27 localhost kernel: [19675.471351] [pipe_read_fasync+107/112]
pipe_read_fasync+0x6b/0x70
Dec 20 01:30:27 localhost kernel: [19675.471356] [km_report+64/128]
km_report+0x40/0x80
Dec 20 01:30:27 localhost kernel: [19675.471362] [copy_mount_options+171/336]
copy_mount_options+0xab/0x150
Dec 20 01:30:27 localhost kernel: [19675.471385] [sys_mount+114/176]
sys_mount+0x72/0xb0
Dec 20 01:30:27 localhost kernel: [19675.471402] [sysenter_past_esp+107/169]
sysenter_past_esp+0x6b/0xa9
Dec 20 01:30:27 localhost kernel: [19675.471439] =======================
Dec 20 01:30:27 localhost kernel: [19675.471440] Code: 74 24 10 89 6c 24 18 89
04 24 8b 2a 8b 52 04 8b 98 4c 01 00 00 fc 89 54 24 08 8b 45 00 89 44 24 04 8b
33 89 c7 83 c7 10 83 c6 10 <f3> a6 74 16 31 c0 8b 5c 24 0c 8b 74 24 10 8b 7c 24
14 8b 6c 24
Dec 20 01:30:27 localhost kernel: [19675.471463] EIP: [<f8dd186c>]
nfs_compare_super+0x3c/0xe0 [nfs] SS:ESP 0068:eec5fcb8
** Affects: ubuntu
Importance: Undecided
Status: New
--
autofs fails to mount
https://bugs.launchpad.net/bugs/177612
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