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uname -a
Linux thecus 3.11.0-13-generic #20-Ubuntu SMP Wed Oct 23 17:26:33 UTC 2013 i686
i686 i686 GNU/Linux
cat /etc/issue
Ubuntu 13.10 \n \l
Unmounted file system
ran btrfstune -x /dev/sdf2
remount file system successfully. Dmessage noted that skinny extents
were enabled.
Ran find -xdev \( -type f -o -type d \) -exec btrfs filesystem
defragment -- {} + on the volume. After about 3 minutes, kernel panic
and crash.
[ 575.289734] BUG: unable to handle kernel paging request at 40000839
[ 575.293639] IP: [<e0878008>] i915_gem_inactive_shrink+0xa8/0x150 [i915]
[ 575.293639] *pdpt = 000000001bf56001 *pde = 0000000000000000
[ 575.293639] Oops: 0000 [#1] SMP
[ 575.293639] Modules linked in: ppdev(F) microcode(F) serio_raw(F) lpc_ich
bonding(F) i915 shpchp video(F)
https://lkml.org/lkml/2013/5/9/404drm_kms_helper mac_hid parport_pc(F) drm
i2c_algo_bit lp(F) parport(F) nfsd(F) auth_rpcgss(F)
[ 575.293639] CPU: 0 PID: 25 Comm: kswapd0 Tainted: GF
3.11.0-13-generic #20-Ubuntu
[ 575.293639] Hardware name: /i854GML-LPC47M182, BIOS 6.00 PG 06/21/2007
[ 575.293639] task: dd554d40 ti: da9d4000 task.ti: da9d4000
[ 575.293639] EIP: 0060:[<e0878008>] EFLAGS: 00010292 CPU: 0
[ 575.293639] EIP is at i915_gem_inactive_shrink+0xa8/0x150 [i915]
[ 575.293639] EAX: 400007b1 EBX: de73d6f0 ECX: de73d6b8 EDX: 40000829
[ 575.293639] ESI: 00000000 EDI: dbe8a000 EBP: da9d5e6c ESP: da9d5e54
[ 575.293639] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 575.293639] CR0: 8005003b CR2: 40000839 CR3: 1bf54000 CR4: 000007f0
[ 575.293639] Stack:
[ 575.293639] dbe8a014 01000000 00000000 00000080 de73d6cc 00000000 da9d5ed4
c11259a8
[ 575.293639] da9d5ea0 c115fda7 da9d5e7c 019d5e7c dd448800 da9d5ebc da9d5ea0
00000080
[ 575.293639] 0001b56d dec99e38 00000080 00000000 00000000 0001b56c 00000020
00000000
[ 575.293639] Call Trace:
[ 575.293639] [<c11259a8>] shrink_slab+0x88/0x2c0
[ 575.293639] [<c115fda7>] ? mem_cgroup_iter+0x147/0x2a0
[ 575.293639] [<c1128ba3>] kswapd+0x443/0x8b0
[ 575.293639] [<c1128760>] ? mem_cgroup_shrink_node_zone+0x100/0x100
[ 575.293639] [<c1070114>] kthread+0x94/0xa0
[ 575.293639] [<c1070000>] ? kthread_create_on_node+0x40/0xc0
[ 575.293639] [<c1632df7>] ret_from_kernel_thread+0x1b/0x28
[ 575.293639] [<c1070080>] ? kthread_create_on_node+0xc0/0xc0
[ 575.293639] Code: 00 85 ff 75 08 8b 50 38 c1 ea 0c 01 d6 8b 50 68 39 d1 8d
42 98 75 e4 8b 53 24 83 c3 24 39 d3 8d 42 88 74 2f 8d b4 26 00 00 00 00 <f7> 80
88 00 00 00 00 e0 01 00 75 12 8b 90 90 00 05
[ 575.293639] EIP: [<e0878008>] i915_gem_inactive_shrink+0xa8/0x150 [i915]
SS:ESP 0068:da9d5e54
[ 575.293639] CR2: 0000000040000839
[ 575.513341] ---[ end trace 95a74918ec61aaea ]---
[ 581.148046] BUG: unable to handle kernel paging request at 000200da
[ 581.152003] IP: [<000200da>] 0x200d9
[ 581.152003] *pdpt = 000000001d65e001 *pde = 0000000000000000
[ 581.152003] Oops: 0010 [#2] SMP
[ 581.152003] Modules linked in: ppdev(F) microcode(F) serio_raw(F) lpc_ich
bonding(F) i915 shpchp video(F) drm_kms_helper mac_hid parport_pc(F) drm
i2c_algo_bit lp(F) parport(F) nfsd(F) auth_rpcgss(F)
[ 581.152003] CPU: 0 PID: 765 Comm: rpcbind Tainted: GF D
3.11.0-13-generic #20-Ubuntu
[ 581.152003] Hardware name: /i854GML-LPC47M182, BIOS 6.00 PG 06/21/2007
[ 581.152003] task: de7f8000 ti: dcc90000 task.ti: dcc90000
[ 581.152003] EIP: 0060:[<000200da>] EFLAGS: 00010206 CPU: 0
[ 581.152003] EIP is at 0x200da
[ 581.152003] EAX: dc7329d0 EBX: dcc91c40 ECX: 000200da EDX: dcc91d28
[ 581.152003] ESI: dc7329d0 EDI: 00000000 EBP: dcc91f90 ESP: dcc91be0
[ 581.152003] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 581.152003] CR0: 80050033 CR2: 000200da CR3: 1cce4000 CR4: 000007f0
[ 581.152003] Stack:
[ 581.152003] c117be66 01c9c37e de7f8000 01ffffff dcc91f98 01c9c37e 00000000
dcc91c20
[ 581.152003] 00000001 bfc3c21c dcc91c28 00000002 00000000 00000001 dcc91c68
00000001
[ 581.152003] 4d5a8e4c 00000087 00000000 00000007 00000005 002000c3 00000006
002000c3
[ 581.152003] Call Trace:
[ 581.152003] [<c117be66>] ? do_sys_poll+0x2d6/0x530
[ 581.152003] [<c107eb6b>] ? try_to_wake_up+0x14b/0x240
[ 581.152003] [<c107ecd0>] ? default_wake_function+0x10/0x20
[ 581.152003] [<c1070bec>] ? autoremove_wake_function+0x1c/0x40
[ 581.152003] [<c1070cae>] ? wake_bit_function+0x4e/0x50
[ 581.152003] [<c1078517>] ? __wake_up_common+0x47/0x70
[ 581.152003] [<c1079a3f>] ? __wake_up+0x3f/0x50
[ 581.152003] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 581.152003] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 581.152003] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 581.152003] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 581.152003] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 581.152003] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 581.152003] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 581.152003] [<c12b1ad3>] ? apparmor_sk_free_security+0x43/0x70
[ 581.152003] [<c1537cc8>] ? sock_destroy_inode+0x28/0x30
[ 581.152003] [<c1537cc8>] ? sock_destroy_inode+0x28/0x30
[ 581.152003] [<c1537cc8>] ? sock_destroy_inode+0x28/0x30
[ 581.152003] [<c1156f05>] ? kmem_cache_free+0xc5/0x100
[ 581.152003] [<c117c651>] ? __d_free+0x31/0x50
[ 581.152003] [<c117c651>] ? __d_free+0x31/0x50
[ 581.152003] [<c117c651>] ? __d_free+0x31/0x50
[ 581.152003] [<c117c651>] ? __d_free+0x31/0x50
[ 581.152003] [<c117c6b5>] ? d_free+0x45/0x50
[ 581.152003] [<c1077d26>] ? lg_local_unlock+0x16/0x20
[ 581.152003] [<c1184cf1>] ? mntput_no_expire+0x31/0x110
[ 581.152003] [<c10a27a8>] ? ktime_get_ts+0x48/0x140
[ 581.152003] [<c117af0e>] ? poll_select_set_timeout+0x5e/0x70
[ 581.152003] [<c117c164>] SyS_poll+0x54/0xc0
[ 581.152003] [<c1632e8d>] sysenter_do_call+0x12/0x28
[ 581.152003] Code: Bad EIP value.
[ 581.152003] EIP: [<000200da>] 0x200da SS:ESP 0068:dcc91be0
[ 581.152003] CR2: 00000000000200da
[ 581.584555] ---[ end trace 95a74918ec61aaeb ]---
[ 581.591494] BUG: unable to handle kernel paging request at 0011f80a
[ 581.594781] IP: [<c1134ca7>]
__anon_vma_interval_tree_subtree_search+0x17/0x60
[ 581.594781] *pdpt = 000000001d5ab001 *pde = 0000000000000000
[ 581.594781] Oops: 0000 [#3] SMP
[ 581.594781] Modules linked in: ppdev(F) microcode(F) serio_raw(F) lpc_ich
bonding(F) i915 shpchp video(F) drm_kms_helper mac_hid parport_pc(F) drm
i2c_algo_bit lp(F) parport(F) nfsd(F) auth_rpcgss(F)
[ 581.594781] CPU: 0 PID: 1 Comm: init Tainted: GF D
3.11.0-13-generic #20-Ubuntu
[ 581.594781] Hardware name: /i854GML-LPC47M182, BIOS 6.00 PG 06/21/2007
[ 581.594781] task: dd488000 ti: dd484000 task.ti: dd484000
[ 581.594781] EIP: 0060:[<c1134ca7>] EFLAGS: 00010202 CPU: 0
[ 581.594781] EIP is at __anon_vma_interval_tree_subtree_search+0x17/0x60
[ 581.594781] EAX: df563db0 EBX: 0011f7fe ECX: 00000003 EDX: 00000003
[ 581.594781] ESI: dabb55e0 EDI: df70f720 EBP: dd485bd4 ESP: dd485bc8
[ 581.594781] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 581.594781] CR0: 80050033 CR2: 0011f80a CR3: 1d5b9000 CR4: 000007f0
[ 581.594781] Stack:
[ 581.594781] dabb55f0 dabb55e0 df70f720 dd485be4 c11353f1 de703ca0 df70f720
dd485c24
[ 581.594781] c1143ec0 dd485c24 c1125d62 de703ca0 00000000 00000003 c1070bd0
00000000
[ 581.594781] dd449108 00000000 00000000 00000001 df70f734 df70f720 dd485db8
dd485c84
[ 581.594781] Call Trace:
[ 581.594781] [<c11353f1>] anon_vma_interval_tree_iter_first+0x21/0x30
[ 581.594781] [<c1143ec0>] page_referenced+0x1a0/0x2d0
[ 581.594781] [<c1125d62>] ? isolate_lru_pages.isra.45+0x92/0x160
[ 581.594781] [<c1070bd0>] ? wake_up_atomic_t+0x30/0x30
[ 581.594781] [<c11274e5>] shrink_active_list+0x175/0x2f0
[ 581.594781] [<c11279fa>] shrink_lruvec+0x39a/0x5b0
[ 581.594781] [<c115f800>] ? __mem_cgroup_largest_soft_limit_node+0x20/0xf0
[ 581.594781] [<c1164222>] ? mem_cgroup_soft_limit_reclaim+0x422/0x4e0
[ 581.594781] [<c1164222>] ? mem_cgroup_soft_limit_reclaim+0x422/0x4e0
[ 581.594781] [<c1127c69>] shrink_zone+0x59/0x160
[ 581.594781] [<c1127e21>] do_try_to_free_pages+0xb1/0x450
[ 581.594781] [<e040447c>] ? btrfs_mark_buffer_dirty+0x9c/0xd0 [btrfs]
[ 581.594781] [<c162b73d>] ? _raw_spin_lock+0xd/0x10
[ 581.594781] [<c112835d>] try_to_free_pages+0x19d/0x300
[ 581.594781] [<c111ee60>] __alloc_pages_nodemask+0x430/0x7a0
[ 581.594781] [<c113a3f2>] handle_pte_fault+0x3c2/0x560
[ 581.594781] [<c113b09a>] handle_mm_fault+0x22a/0x310
[ 581.594781] [<c162f0d1>] __do_page_fault+0x191/0x4f0
[ 581.594781] [<c113ec88>] ? SyS_mmap_pgoff+0x108/0x1f0
[ 581.594781] [<c162f430>] ? __do_page_fault+0x4f0/0x4f0
[ 581.594781] [<c162f43d>] do_page_fault+0xd/0x10
[ 581.594781] [<c162c42b>] error_code+0x67/0x6c
[ 581.594781] Code: 76 c2 31 c0 5b 5e 5d c3 8d b6 00 00 00 00 8d bf 00 00 00
00 55 89 e5 57 56 53 3e 8d 74 26 00 90 8d 74 26 00 8b 58 18 85 db 74 11 <39> 53
0c 72 0c 8d 43 f0 8b 58 18 85 db 75 f1 66 9e
[ 581.594781] EIP: [<c1134ca7>]
__anon_vma_interval_tree_subtree_search+0x17/0x60 SS:ESP 0068:dd485bc8
[ 581.594781] CR2: 000000000011f80a
[ 581.998972] ---[ end trace 95a74918ec61aaec ]---
[ 582.008041] BUG: unable to handle kernel paging request at 9000001c
[ 582.012012] IP: [<c117b22f>] do_select+0x30f/0x700
[ 582.012012] *pdpt = 000000001cc58001 *pde = 0000000000000000
[ 582.012012] Oops: 0000 [#4] SMP
[ 582.012012] Modules linked in: ppdev(F) microcode(F) serio_raw(F) lpc_ich
bonding(F) i915 shpchp video(F) drm_kms_helper mac_hid parport_pc(F) drm
i2c_algo_bit lp(F) parport(F) nfsd(F) auth_rpcgss(F)
[ 582.012012] CPU: 0 PID: 1117 Comm: upstart-socket- Tainted: GF D
3.11.0-13-generic #20-Ubuntu
[ 582.012012] Hardware name: /i854GML-LPC47M182, BIOS 6.00 PG 06/21/2007
[ 582.012012] task: dacf5a20 ti: dc038000 task.ti: dc038000
[ 582.012012] EIP: 0060:[<c117b22f>] EFLAGS: 00010286 CPU: 0
[ 582.012012] EIP is at do_select+0x30f/0x700
[ 582.012012] EAX: 90000000 EBX: dd2d9131 ECX: dd2d9131 EDX: dc039bc8
[ 582.012012] ESI: 00000003 EDI: 00000008 EBP: dc039e3c ESP: dc039b4c
[ 582.012012] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 582.012012] CR0: 80050033 CR2: 9000001c CR3: 1e7d4000 CR4: 000007f0
[ 582.012012] Stack:
[ 582.012012] 00000000 00000000 00000000 00000000 dacf5a20 00000000 dc039e50
00000000
[ 582.012012] dc039e7c dc039e78 dc039e74 df763700 dc039e70 dc039e6c dc039e68
00000000
[ 582.012012] 00000000 00000000 00000010 0000de35 00000000 00000000 00000000
00000038
[ 582.012012] Call Trace:
[ 582.012012] [<c1084e16>] ? update_curr+0xa6/0x1d0
[ 582.012012] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 582.012012] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 582.012012] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 582.012012] [<c1079a96>] ? __wake_up_sync_key+0x46/0x50
[ 582.012012] [<c15cf7d5>] ? unix_write_space+0x55/0x80
[ 582.012012] [<c153c632>] ? sock_wfree+0x52/0x60
[ 582.012012] [<c153e925>] ? skb_free_head+0x45/0x50
[ 582.012012] [<c153e925>] ? skb_free_head+0x45/0x50
[ 582.012012] [<c153e734>] ? kfree_skbmem+0x34/0x80
[ 582.012012] [<c153e734>] ? kfree_skbmem+0x34/0x80
[ 582.012012] [<c153e734>] ? kfree_skbmem+0x34/0x80
[ 582.012012] [<c15d08a7>] ? unix_stream_recvmsg+0x4a7/0x6a0
[ 582.012012] [<c12b6844>] ? aa_revalidate_sk+0x34/0xa0
[ 582.012012] [<c1538f2e>] ? sock_recvmsg+0x8e/0xc0
[ 582.012012] [<c1038acb>] ? lapic_next_event+0x1b/0x20
[ 582.012012] [<c10a8715>] ? clockevents_program_event+0x95/0x130
[ 582.012012] [<c12fd7bc>] ? _copy_from_user+0x2c/0x40
[ 582.012012] [<c117b76e>] core_sys_select+0x14e/0x260
[ 582.012012] [<c16284a0>] ? mutex_lock+0x10/0x28
[ 582.012012] [<c1171eed>] ? pipe_read+0x2ad/0x410
[ 582.012012] [<c1169ee1>] ? do_sync_read+0x61/0x90
[ 582.012012] [<c1045168>] ? default_spin_lock_flags+0x8/0x10
[ 582.012012] [<c1070996>] ? remove_wait_queue+0x36/0x40
[ 582.012012] [<c1054281>] ? do_wait+0x101/0x200
[ 582.012012] [<c10a27a8>] ? ktime_get_ts+0x48/0x140
[ 582.012012] [<c117b909>] SyS_select+0x89/0xc0
[ 582.012012] [<c106fc66>] ? SyS_clock_gettime+0x56/0x90
[ 582.012012] [<c1632e8d>] sysenter_do_call+0x12/0x28
[ 582.012012] Code: db 8d 95 8c fd ff ff 89 f0 e8 be 78 00 00 89 c3 8b 85 8c
fd ff ff 85 db 89 85 7c fd ff ff 74 bc 8b 43 14 85 c0 0f 84 91 02 00 00 <8b> 48
1c 85 c9 0f 84 86 02 00 00 85 bd 6c fd ff fd
[ 582.012012] EIP: [<c117b22f>] do_select+0x30f/0x700 SS:ESP 0068:dc039b4c
[ 582.012012] CR2: 000000009000001c
[ 582.473434] ---[ end trace 95a74918ec61aaed ]---
[ 582.480250] Kernel panic - not syncing: Attempted to kill init!
exitcode=0x00000009
[ 582.480250]
[ 582.484092] drm_kms_helper: panic occurred, switching back to text console
[ 582.484092] BUG: unable to handle kernel paging request at 40000c05
[ 582.484092] IP: [<e030d47b>] drm_fb_helper_force_kernel_mode+0x2b/0x60
[drm_kms_helper]
[ 582.484092] *pdpt = 000000001bf56001 *pde = 0000000000000000
[ 582.484092] Oops: 0000 [#5] SMP
[ 582.484092] Modules linked in: ppdev(F) microcode(F) serio_raw(F) lpc_ich
bonding(F) i915 shpchp video(F) drm_kms_helper mac_hid parport_pc(F) drm
i2c_algo_bit lp(F) parport(F) nfsd(F) auth_rpcgss(F)
[ 582.484092] CPU: 0 PID: 1 Comm: init Tainted: GF D
3.11.0-13-generic #20-Ubuntu
[ 582.484092] Hardware name: /i854GML-LPC47M182, BIOS 6.00 PG 06/21/2007
[ 582.484092] task: dd488000 ti: dd484000 task.ti: dd484000
[ 582.484092] EIP: 0060:[<e030d47b>] EFLAGS: 00010097 CPU: 0
[ 582.484092] EIP is at drm_fb_helper_force_kernel_mode+0x2b/0x60
[drm_kms_helper]
[ 582.484092] EAX: 0000003e EBX: df668cdc ECX: 000000c6 EDX: 40000829
[ 582.484092] ESI: 00000001 EDI: 00000000 EBP: dd4859b4 ESP: dd4859a8
[ 582.484092] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 582.484092] CR0: 8005003b CR2: 40000c05 CR3: 1bf54000 CR4: 000007f0
[ 582.484092] Stack:
[ 582.484092] e0314020 00000000 00000000 dd4859c0 e030e0da e03128d4 dd4859dc
c162f481
[ 582.484092] c1a59800 00000000 c18eb3e0 dd488418 dd488000 dd4859ec c162f4f2
fffffffc
[ 582.484092] 00000000 dd485a0c c1621992 c17f5f4c c1a59800 dd4859f8 c18eb3e0
dd488418
[ 582.484092] Call Trace:
[ 582.484092] [<e030e0da>] drm_fb_helper_panic+0x2a/0x30 [drm_kms_helper]
[ 582.484092] [<c162f481>] notifier_call_chain+0x41/0x60
[ 582.484092] [<c162f4f2>] atomic_notifier_call_chain+0x22/0x30
[ 582.484092] [<c1621992>] panic+0x9a/0x16a
[ 582.484092] [<c1054dbb>] do_exit+0x7db/0x8d0
[ 582.484092] [<c162cbbc>] oops_end+0x8c/0xc0
[ 582.484092] [<c16214a7>] no_context+0x1b5/0x1bd
[ 582.484092] [<c16215ed>] __bad_area_nosemaphore+0x13e/0x146
[ 582.484092] [<e0424b50>] ? clear_extent_bit+0x2e0/0x4b0 [btrfs]
[ 582.484092] [<c1621843>] bad_area+0x38/0x3e
[ 582.484092] [<c162f41e>] __do_page_fault+0x4de/0x4f0
[ 582.484092] [<e0429b3f>] ? try_release_extent_mapping+0xef/0x2c0 [btrfs]
[ 582.484092] [<c111d8ce>] ? free_pages_prepare+0xde/0x150
[ 582.484092] [<c111e162>] ? free_hot_cold_page_list+0x42/0x90
[ 582.484092] [<c162f430>] ? __do_page_fault+0x4f0/0x4f0
[ 582.484092] [<c162f43d>] do_page_fault+0xd/0x10
[ 582.484092] [<c162c42b>] error_code+0x67/0x6c
[ 582.484092] [<c1134ca7>] ? __anon_vma_interval_tree_subtree_search+0x17/0x60
[ 582.484092] [<c11353f1>] anon_vma_interval_tree_iter_first+0x21/0x30
[ 582.484092] [<c1143ec0>] page_referenced+0x1a0/0x2d0
[ 582.484092] [<c1125d62>] ? isolate_lru_pages.isra.45+0x92/0x160
[ 582.484092] [<c1070bd0>] ? wake_up_atomic_t+0x30/0x30
[ 582.484092] [<c11274e5>] shrink_active_list+0x175/0x2f0
[ 582.484092] [<c11279fa>] shrink_lruvec+0x39a/0x5b0
[ 582.484092] [<c115f800>] ? __mem_cgroup_largest_soft_limit_node+0x20/0xf0
[ 582.484092] [<c1164222>] ? mem_cgroup_soft_limit_reclaim+0x422/0x4e0
[ 582.484092] [<c1164222>] ? mem_cgroup_soft_limit_reclaim+0x422/0x4e0
[ 582.484092] [<c1127c69>] shrink_zone+0x59/0x160
[ 582.484092] [<c1127e21>] do_try_to_free_pages+0xb1/0x450
[ 582.484092] [<e040447c>] ? btrfs_mark_buffer_dirty+0x9c/0xd0 [btrfs]
[ 582.484092] [<c162b73d>] ? _raw_spin_lock+0xd/0x10
[ 582.484092] [<c112835d>] try_to_free_pages+0x19d/0x300
[ 582.484092] [<c111ee60>] __alloc_pages_nodemask+0x430/0x7a0
[ 582.484092] [<c113a3f2>] handle_pte_fault+0x3c2/0x560
[ 582.484092] [<c113b09a>] handle_mm_fault+0x22a/0x310
[ 582.484092] [<c162f0d1>] __do_page_fault+0x191/0x4f0
[ 582.484092] [<c113ec88>] ? SyS_mmap_pgoff+0x108/0x1f0
[ 582.484092] [<c162f430>] ? __do_page_fault+0x4f0/0x4f0
[ 582.484092] [<c162f43d>] do_page_fault+0xd/0x10
[ 582.484092] [<c162c42b>] error_code+0x67/0x6c
[ 582.484092] Code: 55 89 e5 57 56 53 3e 8d 74 26 00 8b 1d 2c 40 31 e0 81 fb
2c 40 31 e0 74 3f 83 eb 64 31 ff be 01 00 00 00 90 8d 74 26 00 8b 53 04 <83> ba
dc 03 00 00 01 74 0c 89 d8 e8 f5 fe ff ff 8e
[ 582.484092] EIP: [<e030d47b>] drm_fb_helper_force_kernel_mode+0x2b/0x60
[drm_kms_helper] SS:ESP 0068:dd4859a8
[ 582.484092] CR2: 0000000040000c05
[ 582.484092] ---[ end trace 95a74918ec61aaee ]---
[ 582.484092] Fixing recursive fault but reboot is needed!
[ 583.085380] ------------[ cut here ]------------
[ 583.085380] WARNING: CPU: 0 PID: 1117 at
/build/buildd/linux-3.11.0/mm/rmap.c:221 unlink_anon_vmas+0x14a/0x160()
[ 583.085380] Modules linked in: ppdev(F) microcode(F) serio_raw(F) lpc_ich
bonding(F) i915 shpchp video(F) drm_kms_helper mac_hid parport_pc(F) drm
i2c_algo_bit lp(F) parport(F) nfsd(F) auth_rpcgss(F)
[ 583.085380] CPU: 0 PID: 1117 Comm: upstart-socket- Tainted: GF D
3.11.0-13-generic #20-Ubuntu
[ 583.085380] Hardware name: /i854GML-LPC47M182, BIOS 6.00 PG 06/21/2007
[ 583.085380] 00000000 00000000 dc0398a0 c16257cb 00000000 dc0398d0 c10526ce
c17f5fec
[ 583.085380] 00000000 0000045d c180aed0 000000dd c1143aba c1143aba db1c3ba0
de797fc0
[ 583.085380] db11e9a0 dc0398e0 c1052792 00000009 00000000 dc039904 c1143aba
df4d5680
[ 583.085380] Call Trace:
[ 583.085380] [<c16257cb>] dump_stack+0x41/0x52
[ 583.085380] [<c10526ce>] warn_slowpath_common+0x7e/0xa0
[ 583.085380] [<c1143aba>] ? unlink_anon_vmas+0x14a/0x160
[ 583.085380] [<c1143aba>] ? unlink_anon_vmas+0x14a/0x160
[ 583.085380] [<c1052792>] warn_slowpath_null+0x22/0x30
[ 583.085380] [<c1143aba>] unlink_anon_vmas+0x14a/0x160
[ 583.085380] [<c11378f1>] free_pgtables+0x81/0xf0
[ 583.085380] [<c1140652>] exit_mmap+0x82/0x120
[ 583.085380] [<c1050043>] mmput+0x53/0xe0
[ 583.085380] [<c1054805>] do_exit+0x225/0x8d0
[ 583.085380] [<c105764f>] ? irq_exit+0x5f/0xa0
[ 583.085380] [<c105263f>] ? print_oops_end_marker+0x2f/0x40
[ 583.085380] [<c162cbbc>] oops_end+0x8c/0xc0
[ 583.085380] [<c16214a7>] no_context+0x1b5/0x1bd
[ 583.085380] [<c16215ed>] __bad_area_nosemaphore+0x13e/0x146
[ 583.085380] [<c1621843>] bad_area+0x38/0x3e
[ 583.085380] [<c162f41e>] __do_page_fault+0x4de/0x4f0
[ 583.085380] [<c16335b5>] ? do_IRQ+0x45/0xb0
[ 583.085380] [<c16292b5>] ? schedule_hrtimeout_range_clock+0x165/0x180
[ 583.085380] [<c11a76ca>] ? ep_scan_ready_list.isra.8+0x15a/0x170
[ 583.085380] [<c1045168>] ? default_spin_lock_flags+0x8/0x10
[ 583.085380] [<c1045168>] ? default_spin_lock_flags+0x8/0x10
[ 583.085380] [<c162f430>] ? __do_page_fault+0x4f0/0x4f0
[ 583.085380] [<c162f43d>] do_page_fault+0xd/0x10
[ 583.085380] [<c162c42b>] error_code+0x67/0x6c
[ 583.085380] [<c117007b>] ? open_exec+0xcb/0x120
[ 583.085380] [<c117b22f>] ? do_select+0x30f/0x700
[ 583.085380] [<c1084e16>] ? update_curr+0xa6/0x1d0
[ 583.085380] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 583.085380] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 583.085380] [<c117ac20>] ? poll_select_copy_remaining+0x100/0x100
[ 583.085380] [<c1079a96>] ? __wake_up_sync_key+0x46/0x50
[ 583.085380] [<c15cf7d5>] ? unix_write_space+0x55/0x80
[ 583.085380] [<c153c632>] ? sock_wfree+0x52/0x60
[ 583.085380] [<c153e925>] ? skb_free_head+0x45/0x50
[ 583.085380] [<c153e925>] ? skb_free_head+0x45/0x50
[ 583.085380] [<c153e734>] ? kfree_skbmem+0x34/0x80
[ 583.085380] [<c153e734>] ? kfree_skbmem+0x34/0x80
[ 583.085380] [<c153e734>] ? kfree_skbmem+0x34/0x80
[ 583.085380] [<c15d08a7>] ? unix_stream_recvmsg+0x4a7/0x6a0
[ 583.085380] [<c12b6844>] ? aa_revalidate_sk+0x34/0xa0
[ 583.085380] [<c1538f2e>] ? sock_recvmsg+0x8e/0xc0
[ 583.085380] [<c1038acb>] ? lapic_next_event+0x1b/0x20
[ 583.085380] [<c10a8715>] ? clockevents_program_event+0x95/0x130
[ 583.085380] [<c12fd7bc>] ? _copy_from_user+0x2c/0x40
[ 583.085380] [<c117b76e>] core_sys_select+0x14e/0x260
[ 583.085380] [<c16284a0>] ? mutex_lock+0x10/0x28
[ 583.085380] [<c1171eed>] ? pipe_read+0x2ad/0x410
[ 583.085380] [<c1169ee1>] ? do_sync_read+0x61/0x90
[ 583.085380] [<c1045168>] ? default_spin_lock_flags+0x8/0x10
[ 583.085380] [<c1070996>] ? remove_wait_queue+0x36/0x40
[ 583.085380] [<c1054281>] ? do_wait+0x101/0x200
[ 583.085380] [<c10a27a8>] ? ktime_get_ts+0x48/0x140
[ 583.085380] [<c117b909>] SyS_select+0x89/0xc0
[ 583.085380] [<c106fc66>] ? SyS_clock_gettime+0x56/0x90
[ 583.085380] [<c1632e8d>] sysenter_do_call+0x12/0x28
[ 583.085380] ---[ end trace 95a74918ec61aaef ]---
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Incomplete
--
Btrfs crash during defrag after enabling skinny extents
https://bugs.launchpad.net/bugs/1251960
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