Public bug reported:

tried to add samba-share to /etc/fstab.
changed to cifs.
get kernel panic as soon as i try to mount the share.
dont know where exactly this comes from.
i should be able to reproduce the bug.

here are some extra-logs:

syslog:
Aug 24 23:56:03 thundercat kernel: [12033.978798] CIFS VFS: No username 
specified
Aug 24 23:56:04 thundercat kernel: [12035.295704] BUG: unable to handle kernel 
paging request at 0000000000001320
Aug 24 23:56:04 thundercat kernel: [12035.295765] IP: [<ffffffff8115272b>] 
__kmalloc+0x7b/0x190
Aug 24 23:56:04 thundercat kernel: [12035.295809] PGD 169b20067 PUD 16decd067 
PMD 0 
Aug 24 23:56:04 thundercat kernel: [12035.295847] Oops: 0000 [#1] SMP 
Aug 24 23:56:04 thundercat kernel: [12035.295877] CPU 0 

kern.log
Aug 24 01:56:20 thundercat kernel: [  213.745424] CIFS VFS: No username 
specified
Aug 24 01:56:35 thundercat kernel: [  228.907587] general protection fault: 
0000 [#1] SMP 
Aug 24 01:56:35 thundercat kernel: [  228.907640] CPU 0 
Aug 24 01:56:35 thundercat kernel: [  228.907656] Modules linked in: cifs 
parport_pc ppdev bnep rfcomm binfmt_misc joydev uvcvideo videodev 
v4l2_compat_ioctl32 btusb bluetooth arc4 ath9k mac80211 ath9k_common ath9k_hw 
ath radeon ttm drm_kms_helper psmouse serio_raw drm i2c_algo_bit mei(C) 
cfg80211 sony_laptop video sbs sbshc coretemp lp parport ahci libahci sdhci_pci 
sky2 sdhci
Aug 24 01:56:35 thundercat kernel: [  228.907990] 
Aug 24 01:56:35 thundercat kernel: [  228.908005] Pid: 1629, comm: krunner 
Tainted: G         C  3.0.0-9-generic #12-Ubuntu Sony Corporation VPCEB4C5E/VAIO
Aug 24 01:56:35 thundercat kernel: [  228.908081] RIP: 
0010:[<ffffffff8115289e>]  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:35 thundercat kernel: [  228.908150] RSP: 0018:ffff88016403be48  
EFLAGS: 00010206
Aug 24 01:56:35 thundercat kernel: [  228.908185] RAX: 0000000000000000 RBX: 
ffff88016eeff6c0 RCX: 00000000000107a4
Aug 24 01:56:35 thundercat kernel: [  228.908231] RDX: 00000000000107a3 RSI: 
00000000000157c0 RDI: ffff88019b002600
Aug 24 01:56:35 thundercat kernel: [  228.908277] RBP: ffff88016403be98 R08: 
ffff88019bc157c0 R09: 00000000fdffffff
Aug 24 01:56:35 thundercat kernel: [  228.908322] R10: 00007fff025cfd70 R11: 
0000000000000202 R12: ffff88019b002600
Aug 24 01:56:35 thundercat kernel: [  228.908367] R13: 73736573782e20c0 R14: 
ffffffff812a2da5 R15: 00000000000080d0
Aug 24 01:56:35 thundercat kernel: [  228.908413] FS:  00007f28fb11d7a0(0000) 
GS:ffff88019bc00000(0000) knlGS:0000000000000000
Aug 24 01:56:35 thundercat kernel: [  228.908464] CS:  0010 DS: 0000 ES: 0000 
CR0: 0000000080050033
Aug 24 01:56:35 thundercat kernel: [  228.908502] CR2: 00007f4abfc0f080 CR3: 
0000000165667000 CR4: 00000000000006f0
Aug 24 01:56:35 thundercat kernel: [  228.908547] DR0: 0000000000000000 DR1: 
0000000000000000 DR2: 0000000000000000
Aug 24 01:56:35 thundercat kernel: [  228.908592] DR3: 0000000000000000 DR6: 
00000000ffff0ff0 DR7: 0000000000000400
Aug 24 01:56:35 thundercat kernel: [  228.908638] Process krunner (pid: 1629, 
threadinfo ffff88016403a000, task ffff8801656396f0)
Aug 24 01:56:35 thundercat kernel: [  228.908689] Stack:
Aug 24 01:56:35 thundercat kernel: [  228.908705]  ffffffff8e22b500 
0000000000000202 0000000000000020 00007fff025cff90
Aug 24 01:56:35 thundercat kernel: [  228.908764]  ffff88019b002300 
ffff88016eeff6c0 ffff88016566f600 00000000ffffff9c
Aug 24 01:56:35 thundercat kernel: [  228.908823]  0000000000000044 
0000000001aae498 ffff88016403bea8 ffffffff812a2da5
Aug 24 01:56:35 thundercat kernel: [  228.908883] Call Trace:
Aug 24 01:56:35 thundercat kernel: [  228.908906]  [<ffffffff812a2da5>] 
aa_alloc_task_context+0x35/0x50
Aug 24 01:56:35 thundercat kernel: [  228.908949]  [<ffffffff812a7f56>] 
apparmor_cred_prepare+0x26/0x60
Aug 24 01:56:35 thundercat kernel: [  228.908993]  [<ffffffff81274fb6>] 
security_prepare_creds+0x16/0x20
Aug 24 01:56:35 thundercat kernel: [  228.909037]  [<ffffffff8108881b>] 
prepare_creds+0xcb/0x190
Aug 24 01:56:35 thundercat kernel: [  228.909077]  [<ffffffff81164ca2>] 
sys_faccessat+0x42/0x1e0
Aug 24 01:56:35 thundercat kernel: [  228.909115]  [<ffffffff81164e58>] 
sys_access+0x18/0x20
Aug 24 01:56:35 thundercat kernel: [  228.909151]  [<ffffffff815e25c2>] 
system_call_fastpath+0x16/0x1b
Aug 24 01:56:35 thundercat kernel: [  228.909190] Code: 00 4d 8b 04 24 65 4c 03 
04 25 10 dd 00 00 49 8b 50 08 4d 8b 28 4d 85 ed 0f 84 d4 00 00 00 49 63 44 24 
20 49 8b 34 24 48 8d 4a 01 
Aug 24 01:56:35 thundercat kernel: [  228.909613] RIP  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:35 thundercat kernel: [  228.909686]  RSP <ffff88016403be48>
Aug 24 01:56:35 thundercat kernel: [  228.934095] ---[ end trace 
63480683dd1bcfa1 ]---
Aug 24 01:56:41 thundercat kernel: [  234.926156] general protection fault: 
0000 [#2] SMP 
Aug 24 01:56:41 thundercat kernel: [  234.926204] CPU 0 
Aug 24 01:56:41 thundercat kernel: [  234.926220] Modules linked in: cifs 
parport_pc ppdev bnep rfcomm binfmt_misc joydev uvcvideo videodev 
v4l2_compat_ioctl32 btusb bluetooth arc4 ath9k mac80211 ath9k_common ath9k_hw 
ath radeon ttm drm_kms_helper psmouse serio_raw drm i2c_algo_bit mei(C) 
cfg80211 sony_laptop video sbs sbshc coretemp lp parport ahci libahci sdhci_pci 
sky2 sdhci
Aug 24 01:56:41 thundercat kernel: [  234.926554] 
Aug 24 01:56:41 thundercat kernel: [  234.926568] Pid: 2347, comm: kernel_oops 
Tainted: G      D  C  3.0.0-9-generic #12-Ubuntu Sony Corporation VPCEB4C5E/VAIO
Aug 24 01:56:41 thundercat kernel: [  234.926647] RIP: 
0010:[<ffffffff8115289e>]  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:41 thundercat kernel: [  234.926714] RSP: 0018:ffff880136f6be48  
EFLAGS: 00010206
Aug 24 01:56:41 thundercat kernel: [  234.926750] RAX: 0000000000000000 RBX: 
ffff8801417a06c0 RCX: 000000000001081c
Aug 24 01:56:41 thundercat kernel: [  234.926796] RDX: 000000000001081b RSI: 
00000000000157c0 RDI: ffff88019b002600
Aug 24 01:56:41 thundercat kernel: [  234.926841] RBP: ffff880136f6be98 R08: 
ffff88019bc157c0 R09: 0000000000000000
Aug 24 01:56:41 thundercat kernel: [  234.926887] R10: 00007ff66a3bc150 R11: 
0000000000000246 R12: ffff88019b002600
Aug 24 01:56:41 thundercat kernel: [  234.926932] R13: 73736573782e20c0 R14: 
ffffffff812a2da5 R15: 00000000000080d0
Aug 24 01:56:41 thundercat kernel: [  234.926977] FS:  0000000000000000(0000) 
GS:ffff88019bc00000(0000) knlGS:0000000000000000
Aug 24 01:56:41 thundercat kernel: [  234.927029] CS:  0010 DS: 0000 ES: 0000 
CR0: 0000000080050033
Aug 24 01:56:41 thundercat kernel: [  234.927065] CR2: 0000000000832ed8 CR3: 
0000000136c98000 CR4: 00000000000006f0
Aug 24 01:56:41 thundercat kernel: [  234.927111] DR0: 0000000000000000 DR1: 
0000000000000000 DR2: 0000000000000000
Aug 24 01:56:41 thundercat kernel: [  234.927156] DR3: 0000000000000000 DR6: 
00000000ffff0ff0 DR7: 0000000000000400
Aug 24 01:56:41 thundercat kernel: [  234.927202] Process kernel_oops (pid: 
2347, threadinfo ffff880136f6a000, task ffff880162cfc4d0)
Aug 24 01:56:41 thundercat kernel: [  234.927255] Stack:
Aug 24 01:56:41 thundercat kernel: [  234.927271]  ffff8801416bbbf8 
ffff880162cfc4d0 0000000000000020 0000000000832ed8
Aug 24 01:56:41 thundercat kernel: [  234.927330]  00007ff66a3bc000 
ffff8801417a06c0 ffff88016ef560c0 00000000ffffff9c
Aug 24 01:56:41 thundercat kernel: [  234.927390]  0000000000000000 
00007ff66a1bb720 ffff880136f6bea8 ffffffff812a2da5
Aug 24 01:56:41 thundercat kernel: [  234.927449] Call Trace:
Aug 24 01:56:41 thundercat kernel: [  234.927472]  [<ffffffff812a2da5>] 
aa_alloc_task_context+0x35/0x50
Aug 24 01:56:41 thundercat kernel: [  234.927513]  [<ffffffff812a7f56>] 
apparmor_cred_prepare+0x26/0x60
Aug 24 01:56:41 thundercat kernel: [  234.927555]  [<ffffffff81274fb6>] 
security_prepare_creds+0x16/0x20
Aug 24 01:56:41 thundercat kernel: [  234.927599]  [<ffffffff8108881b>] 
prepare_creds+0xcb/0x190
Aug 24 01:56:41 thundercat kernel: [  234.927638]  [<ffffffff81164ca2>] 
sys_faccessat+0x42/0x1e0
Aug 24 01:56:41 thundercat kernel: [  234.927676]  [<ffffffff81164e58>] 
sys_access+0x18/0x20
Aug 24 01:56:41 thundercat kernel: [  234.927724]  [<ffffffff815e25c2>] 
system_call_fastpath+0x16/0x1b
Aug 24 01:56:41 thundercat kernel: [  234.927784] Code: 00 4d 8b 04 24 65 4c 03 
04 25 10 dd 00 00 49 8b 50 08 4d 8b 28 4d 85 ed 0f 84 d4 00 00 00 49 63 44 24 
20 49 8b 34 24 48 8d 4a 01 
Aug 24 01:56:41 thundercat kernel: [  234.937273] RIP  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:41 thundercat kernel: [  234.941726]  RSP <ffff880136f6be48>
Aug 24 01:56:41 thundercat kernel: [  234.946205] ---[ end trace 
63480683dd1bcfa2 ]---
Aug 24 01:56:47 thundercat kernel: [  241.307778] general protection fault: 
0000 [#3] SMP 
Aug 24 01:56:47 thundercat kernel: [  241.312126] CPU 0 
Aug 24 01:56:47 thundercat kernel: [  241.312149] Modules linked in: cifs 
parport_pc ppdev bnep rfcomm binfmt_misc joydev uvcvideo videodev 
v4l2_compat_ioctl32 btusb bluetooth arc4 ath9k mac80211 ath9k_common ath9k_hw 
ath radeon ttm drm_kms_helper psmouse serio_raw drm i2c_algo_bit mei(C) 
cfg80211 sony_laptop video sbs sbshc coretemp lp parport ahci libahci sdhci_pci 
sky2 sdhci
Aug 24 01:56:47 thundercat kernel: [  241.325394] 
Aug 24 01:56:47 thundercat kernel: [  241.329810] Pid: 995, comm: Xorg Tainted: 
G      D  C  3.0.0-9-generic #12-Ubuntu Sony Corporation VPCEB4C5E/VAIO
Aug 24 01:56:47 thundercat kernel: [  241.334361] RIP: 
0010:[<ffffffff8115289e>]  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:47 thundercat kernel: [  241.339023] RSP: 0018:ffff880170d77e78  
EFLAGS: 00010206
Aug 24 01:56:47 thundercat kernel: [  241.343579] RAX: 0000000000000000 RBX: 
ffff880136ebd910 RCX: 0000000000010912
Aug 24 01:56:47 thundercat kernel: [  241.348145] RDX: 0000000000010911 RSI: 
00000000000157c0 RDI: ffff88019b002600
Aug 24 01:56:47 thundercat kernel: [  241.352695] RBP: ffff880170d77ec8 R08: 
ffff88019bc157c0 R09: 0000000000000004
Aug 24 01:56:47 thundercat kernel: [  241.357231] R10: 0000000000000000 R11: 
0000000000003246 R12: ffff88019b002600
Aug 24 01:56:47 thundercat kernel: [  241.361764] R13: 73736573782e20c0 R14: 
ffffffff812658e2 R15: 00000000000080d0
Aug 24 01:56:47 thundercat kernel: [  241.366300] FS:  00007f4acaa998a0(0000) 
GS:ffff88019bc00000(0000) knlGS:0000000000000000
Aug 24 01:56:47 thundercat kernel: [  241.370884] CS:  0010 DS: 0000 ES: 0000 
CR0: 0000000080050033
Aug 24 01:56:47 thundercat kernel: [  241.375445] CR2: 00007f1f67d00300 CR3: 
0000000170d44000 CR4: 00000000000006f0
Aug 24 01:56:47 thundercat kernel: [  241.380017] DR0: 0000000000000000 DR1: 
0000000000000000 DR2: 0000000000000000
Aug 24 01:56:47 thundercat kernel: [  241.384574] DR3: 0000000000000000 DR6: 
00000000ffff0ff0 DR7: 0000000000000400
Aug 24 01:56:47 thundercat kernel: [  241.389111] Process Xorg (pid: 995, 
threadinfo ffff880170d76000, task ffff880170d78000)
Aug 24 01:56:47 thundercat kernel: [  241.393667] Stack:
Aug 24 01:56:47 thundercat kernel: [  241.398178]  ffff880170d77ec8 
ffffffff812608ac 0000000000000020 ffffffff81260b89
Aug 24 01:56:47 thundercat kernel: [  241.402778]  ffff880170d77ea8 
ffff880136ebd910 0000000000000003 0000000000000000
Aug 24 01:56:47 thundercat kernel: [  241.407676]  0000000000000000 
0000000000000000 ffff880170d77f58 ffffffff812658e2
Aug 24 01:56:47 thundercat kernel: [  241.412304] Call Trace:
Aug 24 01:56:47 thundercat kernel: [  241.416878]  [<ffffffff812608ac>] ? 
ipcperms+0xac/0x130
Aug 24 01:56:47 thundercat kernel: [  241.421488]  [<ffffffff81260b89>] ? 
ipc_lock+0x39/0x80
Aug 24 01:56:47 thundercat kernel: [  241.426099]  [<ffffffff812658e2>] 
do_shmat+0x1e2/0x420
Aug 24 01:56:47 thundercat kernel: [  241.430699]  [<ffffffff81265b36>] 
sys_shmat+0x16/0x20
Aug 24 01:56:47 thundercat kernel: [  241.435164]  [<ffffffff815e25c2>] 
system_call_fastpath+0x16/0x1b
Aug 24 01:56:47 thundercat kernel: [  241.439538] Code: 00 4d 8b 04 24 65 4c 03 
04 25 10 dd 00 00 49 8b 50 08 4d 8b 28 4d 85 ed 0f 84 d4 00 00 00 49 63 44 24 
20 49 8b 34 24 48 8d 4a 01 
Aug 24 01:56:47 thundercat kernel: [  241.448949] RIP  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:47 thundercat kernel: [  241.453524]  RSP <ffff880170d77e78>
Aug 24 01:56:47 thundercat kernel: [  241.458198] ---[ end trace 
63480683dd1bcfa3 ]---
Aug 24 01:56:48 thundercat kernel: [  241.786210] general protection fault: 
0000 [#4] SMP 
Aug 24 01:56:48 thundercat kernel: [  241.788951] CPU 0 
Aug 24 01:56:48 thundercat kernel: [  241.788970] Modules linked in: cifs 
parport_pc ppdev bnep rfcomm binfmt_misc joydev uvcvideo videodev 
v4l2_compat_ioctl32 btusb bluetooth arc4 ath9k mac80211 ath9k_common ath9k_hw 
ath radeon ttm drm_kms_helper psmouse serio_raw drm i2c_algo_bit mei(C) 
cfg80211 sony_laptop video sbs sbshc coretemp lp parport ahci libahci sdhci_pci 
sky2 sdhci
Aug 24 01:56:48 thundercat kernel: [  241.797625] 
Aug 24 01:56:48 thundercat kernel: [  241.800273] Pid: 2351, comm: 
akonadi_agent_l Tainted: G      D  C  3.0.0-9-generic #12-Ubuntu Sony 
Corporation VPCEB4C5E/VAIO
Aug 24 01:56:48 thundercat kernel: [  241.803186] RIP: 
0010:[<ffffffff8115289e>]  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:48 thundercat kernel: [  241.806093] RSP: 0018:ffff88015f757e48  
EFLAGS: 00010206
Aug 24 01:56:48 thundercat kernel: [  241.808835] RAX: 0000000000000000 RBX: 
ffff880136d130c0 RCX: 0000000000010984
Aug 24 01:56:48 thundercat kernel: [  241.811769] RDX: 0000000000010983 RSI: 
00000000000157c0 RDI: ffff88019b002600
Aug 24 01:56:48 thundercat kernel: [  241.814534] RBP: ffff88015f757e98 R08: 
ffff88019bc157c0 R09: 0000000000000000
Aug 24 01:56:48 thundercat kernel: [  241.817338] R10: 000000006ffffdff R11: 
0000000000000246 R12: ffff88019b002600
Aug 24 01:56:48 thundercat kernel: [  241.820292] R13: 73736573782e20c0 R14: 
ffffffff812a2da5 R15: 00000000000080d0
Aug 24 01:56:48 thundercat kernel: [  241.823037] FS:  0000000000000000(0000) 
GS:ffff88019bc00000(0000) knlGS:0000000000000000
Aug 24 01:56:48 thundercat kernel: [  241.825843] CS:  0010 DS: 0000 ES: 0000 
CR0: 0000000080050033
Aug 24 01:56:48 thundercat kernel: [  241.828578] CR2: 00007f54fcd53010 CR3: 
0000000136f30000 CR4: 00000000000006f0
Aug 24 01:56:48 thundercat kernel: [  241.831204] DR0: 0000000000000000 DR1: 
0000000000000000 DR2: 0000000000000000
Aug 24 01:56:48 thundercat kernel: [  241.833912] DR3: 0000000000000000 DR6: 
00000000ffff0ff0 DR7: 0000000000000400
Aug 24 01:56:48 thundercat kernel: [  241.836224] Process akonadi_agent_l (pid: 
2351, threadinfo ffff88015f756000, task ffff880145205bc0)
Aug 24 01:56:48 thundercat kernel: [  241.838508] Stack:
Aug 24 01:56:48 thundercat kernel: [  241.840939]  ffff880169063ca0 
ffff880145205bc0 0000000000000020 00007f54fcd53010
Aug 24 01:56:48 thundercat kernel: [  241.843777]  00007f54fcf68000 
ffff880136d130c0 ffff880162ccea80 00000000ffffff9c
Aug 24 01:56:48 thundercat kernel: [  241.846788]  00007f54fe306040 
00007f54fe0ffbd0 ffff88015f757ea8 ffffffff812a2da5
Aug 24 01:56:48 thundercat kernel: [  241.849840] Call Trace:
Aug 24 01:56:48 thundercat kernel: [  241.852746]  [<ffffffff812a2da5>] 
aa_alloc_task_context+0x35/0x50
Aug 24 01:56:48 thundercat kernel: [  241.855682]  [<ffffffff812a7f56>] 
apparmor_cred_prepare+0x26/0x60
Aug 24 01:56:48 thundercat kernel: [  241.858623]  [<ffffffff81274fb6>] 
security_prepare_creds+0x16/0x20
Aug 24 01:56:48 thundercat kernel: [  241.861593]  [<ffffffff8108881b>] 
prepare_creds+0xcb/0x190
Aug 24 01:56:48 thundercat kernel: [  241.864528]  [<ffffffff81164ca2>] 
sys_faccessat+0x42/0x1e0
Aug 24 01:56:48 thundercat kernel: [  241.867295]  [<ffffffff81164e58>] 
sys_access+0x18/0x20
Aug 24 01:56:48 thundercat kernel: [  241.870089]  [<ffffffff815e25c2>] 
system_call_fastpath+0x16/0x1b
Aug 24 01:56:48 thundercat kernel: [  241.872977] Code: 00 4d 8b 04 24 65 4c 03 
04 25 10 dd 00 00 49 8b 50 08 4d 8b 28 4d 85 ed 0f 84 d4 00 00 00 49 63 44 24 
20 49 8b 34 24 48 8d 4a 01 
Aug 24 01:56:48 thundercat kernel: [  241.878918] RIP  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:48 thundercat kernel: [  241.881358]  RSP <ffff88015f757e48>
Aug 24 01:56:48 thundercat kernel: [  241.883808] ---[ end trace 
63480683dd1bcfa4 ]---
Aug 24 01:56:48 thundercat kernel: [  241.886252] general protection fault: 
0000 [#5] SMP 
Aug 24 01:56:48 thundercat kernel: [  241.888819] CPU 0 
Aug 24 01:56:48 thundercat kernel: [  241.888833] Modules linked in: cifs 
parport_pc ppdev bnep rfcomm binfmt_misc joydev uvcvideo videodev 
v4l2_compat_ioctl32 btusb bluetooth arc4 ath9k mac80211 ath9k_common ath9k_hw 
ath radeon ttm drm_kms_helper psmouse serio_raw drm i2c_algo_bit mei(C) 
cfg80211 sony_laptop video sbs sbshc coretemp lp parport ahci libahci sdhci_pci 
sky2 sdhci
Aug 24 01:56:48 thundercat kernel: [  241.895872] 
Aug 24 01:56:48 thundercat kernel: [  241.898186] Pid: 2362, comm: 
akonadi_control Tainted: G      D  C  3.0.0-9-generic #12-Ubuntu Sony 
Corporation VPCEB4C5E/VAIO
Aug 24 01:56:48 thundercat kernel: [  241.900574] RIP: 
0010:[<ffffffff8115289e>]  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:48 thundercat kernel: [  241.902936] RSP: 0018:ffff88016431dd98  
EFLAGS: 00010206
Aug 24 01:56:48 thundercat kernel: [  241.905285] RAX: 0000000000000000 RBX: 
ffff880136d13840 RCX: 0000000000010984
Aug 24 01:56:48 thundercat kernel: [  241.907621] RDX: 0000000000010983 RSI: 
00000000000157c0 RDI: ffff88019b002600
Aug 24 01:56:48 thundercat kernel: [  241.909949] RBP: ffff88016431dde8 R08: 
ffff88019bc157c0 R09: ffff88015f45f400
Aug 24 01:56:48 thundercat kernel: [  241.912279] R10: 00007fff0050f4f0 R11: 
0000000000000202 R12: ffff88019b002600
Aug 24 01:56:48 thundercat kernel: [  241.914610] R13: 73736573782e20c0 R14: 
ffffffff812a2da5 R15: 00000000000080d0
Aug 24 01:56:48 thundercat kernel: [  241.916900] FS:  00007f85eb921740(0000) 
GS:ffff88019bc00000(0000) knlGS:0000000000000000
Aug 24 01:56:48 thundercat kernel: [  241.919193] CS:  0010 DS: 0000 ES: 0000 
CR0: 0000000080050033
Aug 24 01:56:48 thundercat kernel: [  241.921477] CR2: 00007f85ea143c10 CR3: 
000000016408e000 CR4: 00000000000006f0
Aug 24 01:56:48 thundercat kernel: [  241.923773] DR0: 0000000000000000 DR1: 
0000000000000000 DR2: 0000000000000000
Aug 24 01:56:48 thundercat kernel: [  241.926078] DR3: 0000000000000000 DR6: 
00000000ffff0ff0 DR7: 0000000000000400
Aug 24 01:56:48 thundercat kernel: [  241.928376] Process akonadi_control (pid: 
2362, threadinfo ffff88016431c000, task ffff880170e5dbc0)
Aug 24 01:56:48 thundercat kernel: [  241.930688] Stack:
Aug 24 01:56:48 thundercat kernel: [  241.932986]  ffff880100000029 
ffff880136ce4ad8 0000000000000020 0000000000000065
Aug 24 01:56:48 thundercat kernel: [  241.935307]  0000000000000000 
ffff880136d13840 ffff88015f459180 ffff88015f45f400
Aug 24 01:56:48 thundercat kernel: [  241.937633]  ffff88016431df58 
00007fff00510928 ffff88016431ddf8 ffffffff812a2da5
Aug 24 01:56:48 thundercat kernel: [  241.939966] Call Trace:
Aug 24 01:56:48 thundercat kernel: [  241.942290]  [<ffffffff812a2da5>] 
aa_alloc_task_context+0x35/0x50
Aug 24 01:56:48 thundercat kernel: [  241.944630]  [<ffffffff812a7f56>] 
apparmor_cred_prepare+0x26/0x60
Aug 24 01:56:48 thundercat kernel: [  241.946982]  [<ffffffff81274fb6>] 
security_prepare_creds+0x16/0x20
Aug 24 01:56:48 thundercat kernel: [  241.949348]  [<ffffffff8108881b>] 
prepare_creds+0xcb/0x190
Aug 24 01:56:48 thundercat kernel: [  241.951640]  [<ffffffff81088d9f>] 
prepare_exec_creds+0x3f/0xf0
Aug 24 01:56:48 thundercat kernel: [  241.953880]  [<ffffffff8116d8a2>] 
prepare_bprm_creds+0x42/0x80
Aug 24 01:56:48 thundercat kernel: [  241.956105]  [<ffffffff8116dadc>] 
do_execve_common.isra.27+0x7c/0x300
Aug 24 01:56:48 thundercat kernel: [  241.958331]  [<ffffffff812e5dd1>] ? 
strncpy_from_user+0x31/0x40
Aug 24 01:56:48 thundercat kernel: [  241.960553]  [<ffffffff8116dd7b>] 
do_execve+0x1b/0x20
Aug 24 01:56:48 thundercat kernel: [  241.962768]  [<ffffffff81012c27>] 
sys_execve+0x47/0x70
Aug 24 01:56:48 thundercat kernel: [  241.964905]  [<ffffffff815e2a1c>] 
stub_execve+0x6c/0xc0
Aug 24 01:56:48 thundercat kernel: [  241.966976] Code: 00 4d 8b 04 24 65 4c 03 
04 25 10 dd 00 00 49 8b 50 08 4d 8b 28 4d 85 ed 0f 84 d4 00 00 00 49 63 44 24 
20 49 8b 34 24 48 8d 4a 01 
Aug 24 01:56:48 thundercat kernel: [  241.971511] RIP  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:48 thundercat kernel: [  241.973658]  RSP <ffff88016431dd98>
Aug 24 01:56:48 thundercat kernel: [  241.975876] ---[ end trace 
63480683dd1bcfa5 ]---
Aug 24 01:56:48 thundercat kernel: [  241.977428] general protection fault: 
0000 [#6] SMP 
Aug 24 01:56:48 thundercat kernel: [  241.980011] CPU 0 
Aug 24 01:56:48 thundercat kernel: [  241.980027] Modules linked in: cifs 
parport_pc ppdev bnep rfcomm binfmt_misc joydev uvcvideo videodev 
v4l2_compat_ioctl32 btusb bluetooth arc4 ath9k mac80211 ath9k_common ath9k_hw 
ath radeon ttm drm_kms_helper psmouse serio_raw drm i2c_algo_bit mei(C) 
cfg80211 sony_laptop video sbs sbshc coretemp lp parport ahci libahci sdhci_pci 
sky2 sdhci
Aug 24 01:56:48 thundercat kernel: [  241.988536] 
Aug 24 01:56:48 thundercat kernel: [  241.991342] Pid: 1594, comm: 
akonadi_control Tainted: G      D  C  3.0.0-9-generic #12-Ubuntu Sony 
Corporation VPCEB4C5E/VAIO
Aug 24 01:56:48 thundercat kernel: [  241.994245] RIP: 
0010:[<ffffffff8115289e>]  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:48 thundercat kernel: [  241.997171] RSP: 0018:ffff88016906fce0  
EFLAGS: 00010206
Aug 24 01:56:48 thundercat kernel: [  242.000045] RAX: 0000000000000000 RBX: 
ffff880136f98600 RCX: 0000000000010984
Aug 24 01:56:48 thundercat kernel: [  242.002864] RDX: 0000000000010983 RSI: 
00000000000157c0 RDI: ffff88019b002600
Aug 24 01:56:48 thundercat kernel: [  242.005604] RBP: ffff88016906fd30 R08: 
ffff88019bc157c0 R09: 0000000000000000
Aug 24 01:56:48 thundercat kernel: [  242.008512] R10: 0000000000000000 R11: 
0000000000015cf0 R12: ffff88019b002600
Aug 24 01:56:48 thundercat kernel: [  242.011553] R13: 73736573782e20c0 R14: 
ffffffff812a2da5 R15: 00000000000080d0
Aug 24 01:56:48 thundercat kernel: [  242.014321] FS:  00007f85eb921740(0000) 
GS:ffff88019bc00000(0000) knlGS:0000000000000000
Aug 24 01:56:48 thundercat kernel: [  242.016941] CS:  0010 DS: 0000 ES: 0000 
CR0: 000000008005003b
Aug 24 01:56:48 thundercat kernel: [  242.019222] CR2: 0000000002537700 CR3: 
0000000169156000 CR4: 00000000000006f0
Aug 24 01:56:48 thundercat kernel: [  242.021511] DR0: 0000000000000000 DR1: 
0000000000000000 DR2: 0000000000000000
Aug 24 01:56:48 thundercat kernel: [  242.023807] DR3: 0000000000000000 DR6: 
00000000ffff0ff0 DR7: 0000000000000400
Aug 24 01:56:48 thundercat kernel: [  242.026103] Process akonadi_control (pid: 
1594, threadinfo ffff88016906e000, task ffff88018b66dbc0)
Aug 24 01:56:48 thundercat kernel: [  242.028412] Stack:
Aug 24 01:56:48 thundercat kernel: [  242.030715]  ffff88016906fd40 
0000000000000202 0000000000000020 ffffffff8105c129
Aug 24 01:56:48 thundercat kernel: [  242.033051]  0000000081147b03 
ffff880136f98600 ffff88016c228180 0000000001200011
Aug 24 01:56:48 thundercat kernel: [  242.035398]  0000000000000000 
ffff88016906ff58 ffff88016906fd40 ffffffff812a2da5
Aug 24 01:56:48 thundercat kernel: [  242.037760] Call Trace:
Aug 24 01:56:48 thundercat kernel: [  242.040043]  [<ffffffff8105c129>] ? 
dup_task_struct+0x39/0x200
Aug 24 01:56:48 thundercat kernel: [  242.042274]  [<ffffffff812a2da5>] 
aa_alloc_task_context+0x35/0x50
Aug 24 01:56:48 thundercat kernel: [  242.044495]  [<ffffffff812a7f56>] 
apparmor_cred_prepare+0x26/0x60
Aug 24 01:56:48 thundercat kernel: [  242.046721]  [<ffffffff81274fb6>] 
security_prepare_creds+0x16/0x20
Aug 24 01:56:48 thundercat kernel: [  242.048956]  [<ffffffff8108881b>] 
prepare_creds+0xcb/0x190
Aug 24 01:56:48 thundercat kernel: [  242.051180]  [<ffffffff81088e86>] 
copy_creds+0x36/0x1f0
Aug 24 01:56:48 thundercat kernel: [  242.053325]  [<ffffffff8105c2a0>] ? 
dup_task_struct+0x1b0/0x200
Aug 24 01:56:48 thundercat kernel: [  242.055410]  [<ffffffff8105cb5e>] 
copy_process.part.23+0xde/0xd80
Aug 24 01:56:48 thundercat kernel: [  242.057480]  [<ffffffff8112e528>] ? 
handle_mm_fault+0x1f8/0x350
Aug 24 01:56:48 thundercat kernel: [  242.059516]  [<ffffffff8115294c>] ? 
kmem_cache_alloc_trace+0x10c/0x140
Aug 24 01:56:48 thundercat kernel: [  242.061534]  [<ffffffff815ddd98>] ? 
do_page_fault+0x218/0x530
Aug 24 01:56:48 thundercat kernel: [  242.063529]  [<ffffffff8105d877>] 
copy_process+0x77/0x80
Aug 24 01:56:48 thundercat kernel: [  242.065520]  [<ffffffff8105d98e>] 
do_fork+0xbe/0x340
Aug 24 01:56:48 thundercat kernel: [  242.067500]  [<ffffffff815da1de>] ? 
_raw_spin_lock+0xe/0x20
Aug 24 01:56:48 thundercat kernel: [  242.069475]  [<ffffffff81182ca7>] ? 
alloc_fd+0xf7/0x150
Aug 24 01:56:48 thundercat kernel: [  242.071448]  [<ffffffff815da1de>] ? 
_raw_spin_lock+0xe/0x20
Aug 24 01:56:48 thundercat kernel: [  242.073413]  [<ffffffff811644f1>] ? 
fd_install+0x61/0x80
Aug 24 01:56:48 thundercat kernel: [  242.075361]  [<ffffffff81012bd8>] 
sys_clone+0x28/0x30
Aug 24 01:56:48 thundercat kernel: [  242.077288]  [<ffffffff815e28e3>] 
stub_clone+0x13/0x20
Aug 24 01:56:48 thundercat kernel: [  242.079204]  [<ffffffff815e25c2>] ? 
system_call_fastpath+0x16/0x1b
Aug 24 01:56:48 thundercat kernel: [  242.081106] Code: 00 4d 8b 04 24 65 4c 03 
04 25 10 dd 00 00 49 8b 50 08 4d 8b 28 4d 85 ed 0f 84 d4 00 00 00 49 63 44 24 
20 49 8b 34 24 48 8d 4a 01 
Aug 24 01:56:48 thundercat kernel: [  242.085329] RIP  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:48 thundercat kernel: [  242.087330]  RSP <ffff88016906fce0>
Aug 24 01:56:48 thundercat kernel: [  242.089469] ---[ end trace 
63480683dd1bcfa6 ]---
Aug 24 01:56:48 thundercat kernel: [  242.269818] [drm:drm_mode_getfb] *ERROR* 
invalid framebuffer id
Aug 24 01:56:49 thundercat kernel: [  242.469810] general protection fault: 
0000 [#7] SMP 
Aug 24 01:56:49 thundercat kernel: [  242.473519] CPU 0 
Aug 24 01:56:49 thundercat kernel: [  242.473542] Modules linked in: cifs 
parport_pc ppdev bnep rfcomm binfmt_misc joydev uvcvideo videodev 
v4l2_compat_ioctl32 btusb bluetooth arc4 ath9k mac80211 ath9k_common ath9k_hw 
ath radeon ttm drm_kms_helper psmouse serio_raw drm i2c_algo_bit mei(C) 
cfg80211 sony_laptop video sbs sbshc coretemp lp parport ahci libahci sdhci_pci 
sky2 sdhci
Aug 24 01:56:49 thundercat kernel: [  242.486003] 
Aug 24 01:56:49 thundercat kernel: [  242.490196] Pid: 2376, comm: umount 
Tainted: G      D  C  3.0.0-9-generic #12-Ubuntu Sony Corporation VPCEB4C5E/VAIO
Aug 24 01:56:49 thundercat kernel: [  242.494523] RIP: 
0010:[<ffffffff8115289e>]  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140
Aug 24 01:56:49 thundercat kernel: [  242.498889] RSP: 0018:ffff88015a6cfe48  
EFLAGS: 00010206
Aug 24 01:56:49 thundercat kernel: [  242.503250] RAX: 0000000000000000 RBX: 
ffff880172b59180 RCX: 00000000000109b0
Aug 24 01:56:49 thundercat kernel: [  242.507656] RDX: 00000000000109af RSI: 
00000000000157c0 RDI: ffff88019b002600
Aug 24 01:56:49 thundercat kernel: [  242.512079] RBP: ffff88015a6cfe98 R08: 
ffff88019bc157c0 R09: 0000000000000000
Aug 24 01:56:49 thundercat kernel: [  242.516507] R10: 00007f8ac3fcc000 R11: 
0000000000000246 R12: ffff88019b002600
Aug 24 01:56:49 thundercat kernel: [  242.520999] R13: 73736573782e20c0 R14: 
ffffffff812a2da5 R15: 00000000000080d0
Aug 24 01:56:49 thundercat kernel: [  242.525460] FS:  0000000000000000(0000) 
GS:ffff88019bc00000(0000) knlGS:0000000000000000
Aug 24 01:56:49 thundercat kernel: [  242.529970] CS:  0010 DS: 0000 ES: 0000 
CR0: 0000000080050033
Aug 24 01:56:49 thundercat kernel: [  242.534369] CR2: 00007f8ac31d6af0 CR3: 
00000001654b4000 CR4: 00000000000006f0
Aug 24 01:56:49 thundercat kernel: [  242.538694] DR0: 0000000000000000 DR1: 
0000000000000000 DR2: 0000000000000000
Aug 24 01:56:49 thundercat kernel: [  242.543009] DR3: 0000000000000000 DR6: 
00000000ffff0ff0 DR7: 0000000000000400
Aug 24 01:56:49 thundercat kernel: [  242.547304] Process umount (pid: 2376, 
threadinfo ffff88015a6ce000, task ffff88015f4c96f0)
Aug 24 01:56:49 thundercat kernel: [  242.551654] Stack:
Aug 24 01:56:49 thundercat kernel: [  242.555971]  ffff880162d4c0f0 
ffff88015f4c96f0 0000000000000020 00007f8ac31d6af0
Aug 24 01:56:49 thundercat kernel: [  242.560232]  00007f8ac33f0000 
ffff880172b59180 ffff8801654096c0 00000000ffffff9c
Aug 24 01:56:49 thundercat kernel: [  242.564361]  00007f8ac3ff9040 
00007f8ac3df2bd0 ffff88015a6cfea8 ffffffff812a2da5
Aug 24 01:56:49 thundercat kernel: [  242.568458] Call Trace:
Aug 24 01:56:49 thundercat kernel: [  242.572463]  [<ffffffff812a2da5>] 
aa_alloc_task_context+0x35/0x50
Aug 24 01:56:49 thundercat kernel: [  242.576453]  [<ffffffff812a7f56>] 
apparmor_cred_prepare+0x26/0x60
Aug 24 01:56:49 thundercat kernel: [  242.580410]  [<ffffffff81274fb6>] 
security_prepare_creds+0x16/0x20
Aug 24 01:56:49 thundercat kernel: [  242.584359]  [<ffffffff8108881b>] 
prepare_creds+0xcb/0x190
Aug 24 01:56:49 thundercat kernel: [  242.588293]  [<ffffffff81164ca2>] 
sys_faccessat+0x42/0x1e0
Aug 24 01:56:49 thundercat kernel: [  242.592216]  [<ffffffff81164e58>] 
sys_access+0x18/0x20
Aug 24 01:56:49 thundercat kernel: [  242.596115]  [<ffffffff815e25c2>] 
system_call_fastpath+0x16/0x1b
Aug 24 01:56:49 thundercat kernel: [  242.600002] Code: 00 4d 8b 04 24 65 4c 03 
04 25 10 dd 00 00 49 8b 50 08 4d 8b 28 4d 85 ed 0f 84 d4 00 00 00 49 63 44 24 
20 49 8b 34 24 48 8d 4a 01 
Aug 24 01:56:49 thundercat kernel: [  242.608354] RIP  [<ffffffff8115289e>] 
kmem_cache_alloc_trace+0x5e/0x140

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: smbclient 2:3.5.11~dfsg-1ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-10.46-generic 2.6.38.7
Uname: Linux 2.6.38-10-generic x86_64
Architecture: amd64
CIFSMounts: Error: command ['mount', '|', 'grep', 'cifs'] failed with exit code 
1: mount: only root can do that
Date: Thu Aug 25 00:09:28 2011
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427)
ProcEnviron:
 LANGUAGE=
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SambaClientRegression: Yes
SourcePackage: samba
UpgradeStatus: Upgraded to oneiric on 2011-08-22 (2 days ago)

** Affects: samba (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug oneiric

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Server Team, which is subscribed to samba in Ubuntu.
https://bugs.launchpad.net/bugs/833404

Title:
  cifs automount crash (guess, its the same from commandline)

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