Public bug reported:
Binary package hint: linux-source-2.6.22
[ 1169.629030] mtrr: type mismatch for d0000000,8000000 old: write-back new:
write-combining
[ 3078.911785] audit(1207762306.159:6): type=1503 operation="inode_permission"
requested_mask="a" denied_mask="a" name="/dev/tty" pid=11028
profile="/usr/sbin/cupsd"
[14232.047183] BUG: unable to handle kernel NULL pointer dereference at virtual
address 0000006a
[14232.047188] printing eip:
[14232.047190] c0196b69
[14232.047191] *pde = 00000000
[14232.047194] Oops: 0000 [#1]
[14232.047196] SMP
[14232.047199] Modules linked in: nfs lockd sunrpc ipv6 rfcomm l2cap bluetooth
af_packet ppdev autofs4 cpufreq_userspace cpufreq_conservative
cpufreq_powersave cpufreq_ondemand cpufreq_stats freq_table button video ac sbs
container dock battery sbp2 lp snd_hda_intel snd_pcm_oss snd_mixer_oss snd_pcm
snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event agpgart
snd_seq snd_timer snd_seq_device snd parport_pc parport i2c_core serio_raw
iTCO_wdt iTCO_vendor_support soundcore psmouse snd_page_alloc pcspkr shpchp
pci_hotplug evdev ext3 jbd mbcache sg sd_mod sr_mod cdrom ata_generic ehci_hcd
ohci1394 ieee1394 ata_piix libata scsi_mod floppy uhci_hcd tg3 usbcore thermal
processor fan fuse apparmor commoncap
[14232.047261] CPU: 0
[14232.047261] EIP: 0060:[<c0196b69>] Not tainted VLI
[14232.047263] EFLAGS: 00010206 (2.6.22-14-generic #1)
[14232.047268] EIP is at graft_tree+0x39/0xf0
[14232.047271] eax: f4c6f7f8 ebx: ffffffec ecx: 00000000 edx: f4c65f2c
[14232.047274] esi: c20e7a80 edi: f4c65f2c ebp: 00000000 esp: f4c65dfc
[14232.047277] ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068
[14232.047280] Process mount.nfs (pid: 18108, ti=f4c64000 task=f762ea60
task.ti=f4c64000)
[14232.047282] Stack: f4c65f2c f4c65f30 c20e7a80 c0196f16 f8838380 00000000
f4c74003 f4c74000
[14232.047290] c01980e1 00000000 f4c76000 f4c75000 c20e7a80 00000000
f4c65e68 00000000
[14232.047297] f51b2800 f4c65eb4 00000001 f7491900 c02c4552 00000001
f68df300 00000000
[14232.047304] Call Trace:
[14232.047310] [<c0196f16>] do_add_mount+0x76/0x120
[14232.047316] [<c01980e1>] do_mount+0x691/0x740
[14232.047324] [<c02c4552>] ip4_datagram_connect+0x1d2/0x370
[14232.047333] [<c011fc6e>] kunmap_atomic+0x5e/0xa0
[14232.047337] [<c011fc7a>] kunmap_atomic+0x6a/0xa0
[14232.047343] [<c016d237>] __handle_mm_fault+0x687/0xb00
[14232.047351] [<c01ff040>] copy_to_user+0x30/0x60
[14232.047363] [<c02f5ef9>] do_page_fault+0x389/0x690
[14232.047376] [<c02f43f2>] error_code+0x72/0x80
[14232.047394] [<c02f00d8>] clip_ioctl+0x478/0x510
[14232.047397] [<c019695b>] copy_mount_options+0xab/0x150
[14232.047404] [<c01986f7>] sys_mount+0x77/0xc0
[14232.047410] [<c01041d2>] sysenter_past_esp+0x6b/0xa9
[14232.047416] [<c02f0000>] clip_ioctl+0x3a0/0x510
[14232.047421] =======================
[14232.047422] Code: 04 89 c6 89 7c 24 08 8b 40 14 89 d7 8b 40 30 85 c0 79 11
89 d8 8b 74 24 04 8b 1c 24 8b 7c 24 08 83 c4 0c c3 8b 02 b3 ec 8b 48 0c <0f> b7
41 6a 25 00 f0 00 00 3d 00 40 00 00 8b 46 10 0f 94 c2 8b
[14232.047449] EIP: [<c0196b69>] graft_tree+0x39/0xf0 SS:ESP 0068:f4c65dfc
===========
I moved to Ubuntu 7.10 recently:
$ uname -a
Linux taswatha-devd 2.6.22-14-generic #1 SMP Tue Feb 12 07:42:25 UTC 2008 i686
GNU/Linux
** Affects: linux-source-2.6.22 (Ubuntu)
Importance: Undecided
Status: New
--
Kernel Panic due to null pointer dereference in do_add_mount()
https://bugs.launchpad.net/bugs/214810
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
--
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu.com
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
