This has happened to me again with an very similar trace:
Oct 22 22:51:30 magdalene kernel: [14079.505381] compiz: page allocation
failure: order:4, mode:0x40d0
Oct 22 22:51:30 magdalene kernel: [14079.505385] Pid: 8590, comm: compiz Not
tainted 3.0.0-12-generic #20-Ubuntu
Oct 22 22:51:30 magdalene kernel: [14079.505387] Call Trace:
Oct 22 22:51:30 magdalene kernel: [14079.505394] [<ffffffff8110f636>]
warn_alloc_failed+0xf6/0x140
Oct 22 22:51:30 magdalene kernel: [14079.505398] [<ffffffff81112c90>] ?
__alloc_pages_direct_compact+0x180/0x190
Oct 22 22:51:30 magdalene kernel: [14079.505401] [<ffffffff811132bb>]
__alloc_pages_nodemask+0x61b/0x7f0
Oct 22 22:51:30 magdalene kernel: [14079.505405] [<ffffffff81149053>]
alloc_pages_current+0xa3/0x110
Oct 22 22:51:30 magdalene kernel: [14079.505408] [<ffffffff8110e72e>]
__get_free_pages+0xe/0x50
Oct 22 22:51:30 magdalene kernel: [14079.505412] [<ffffffff81153b6f>]
kmalloc_order_trace+0x3f/0xd0
Oct 22 22:51:30 magdalene kernel: [14079.505414] [<ffffffff81153d80>]
__kmalloc+0x180/0x190
Oct 22 22:51:30 magdalene kernel: [14079.505432] [<ffffffffa0148f22>]
nouveau_sgdma_populate+0x52/0x1e0 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.505439] [<ffffffffa00e6635>]
ttm_tt_populate+0x95/0xc0 [ttm]
Oct 22 22:51:30 magdalene kernel: [14079.505444] [<ffffffffa00e669d>]
ttm_tt_bind+0x3d/0x80 [ttm]
Oct 22 22:51:30 magdalene kernel: [14079.505449] [<ffffffffa00e8419>]
ttm_bo_handle_move_mem+0x169/0x380 [ttm]
Oct 22 22:51:30 magdalene kernel: [14079.505454] [<ffffffffa00e950a>]
ttm_bo_move_buffer+0x13a/0x150 [ttm]
Oct 22 22:51:30 magdalene kernel: [14079.505468] [<ffffffffa010d09c>] ?
drm_mm_kmalloc+0x3c/0xe0 [drm]
Oct 22 22:51:30 magdalene kernel: [14079.505472] [<ffffffff812ee40d>] ?
rb_insert_color+0xad/0x150
Oct 22 22:51:30 magdalene kernel: [14079.505478] [<ffffffffa00e9607>]
ttm_bo_validate+0xe7/0xf0 [ttm]
Oct 22 22:51:30 magdalene kernel: [14079.505482] [<ffffffffa00e97c8>]
ttm_bo_init+0x1b8/0x260 [ttm]
Oct 22 22:51:30 magdalene kernel: [14079.505491] [<ffffffffa014a9f4>]
nouveau_bo_new+0x164/0x1d0 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.505499] [<ffffffffa014a4c0>] ?
nouveau_bo_create_ttm_backend_entry+0x90/0x90 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.505508] [<ffffffffa014de43>]
nouveau_gem_new+0x63/0x130 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.505516] [<ffffffffa01030e8>] ?
drm_gem_handle_create+0x88/0xa0 [drm]
Oct 22 22:51:30 magdalene kernel: [14079.505520] [<ffffffff8112bb4e>] ?
do_anonymous_page.isra.40+0x26e/0x320
Oct 22 22:51:30 magdalene kernel: [14079.505529] [<ffffffffa014df99>]
nouveau_gem_ioctl_new+0x89/0x1d0 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.505536] [<ffffffffa0101574>]
drm_ioctl+0x3e4/0x4c0 [drm]
Oct 22 22:51:30 magdalene kernel: [14079.505545] [<ffffffffa014df10>] ?
nouveau_gem_new+0x130/0x130 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.505550] [<ffffffff810097ba>] ?
__switch_to+0x1ea/0x310
Oct 22 22:51:30 magdalene kernel: [14079.505553] [<ffffffff8104e8ed>] ?
set_next_entity+0x9d/0xb0
Oct 22 22:51:30 magdalene kernel: [14079.505556] [<ffffffff8117939a>]
do_vfs_ioctl+0x8a/0x340
Oct 22 22:51:30 magdalene kernel: [14079.505560] [<ffffffff815e79b4>] ?
schedule+0x3d4/0x770
Oct 22 22:51:30 magdalene kernel: [14079.505563] [<ffffffff81135a31>] ?
sys_mmap_pgoff+0xe1/0x230
Oct 22 22:51:30 magdalene kernel: [14079.505566] [<ffffffff811796e1>]
sys_ioctl+0x91/0xa0
Oct 22 22:51:30 magdalene kernel: [14079.505570] [<ffffffff815f22c2>]
system_call_fastpath+0x16/0x1b
Oct 22 22:51:30 magdalene kernel: [14079.505572] Mem-Info:
Oct 22 22:51:30 magdalene kernel: [14079.505573] Node 0 DMA per-cpu:
Oct 22 22:51:30 magdalene kernel: [14079.505575] CPU 0: hi: 0, btch: 1
usd: 0
Oct 22 22:51:30 magdalene kernel: [14079.505577] CPU 1: hi: 0, btch: 1
usd: 0
Oct 22 22:51:30 magdalene kernel: [14079.505578] Node 0 DMA32 per-cpu:
Oct 22 22:51:30 magdalene kernel: [14079.505580] CPU 0: hi: 186, btch: 31
usd: 0
Oct 22 22:51:30 magdalene kernel: [14079.505582] CPU 1: hi: 186, btch: 31
usd: 0
Oct 22 22:51:30 magdalene kernel: [14079.505585] active_anon:49046
inactive_anon:16946 isolated_anon:32
Oct 22 22:51:30 magdalene kernel: [14079.505586] active_file:27529
inactive_file:334436 isolated_file:0
Oct 22 22:51:30 magdalene kernel: [14079.505587] unevictable:42 dirty:5154
writeback:305 unstable:0
Oct 22 22:51:30 magdalene kernel: [14079.505588] free:13421
slab_reclaimable:7820 slab_unreclaimable:4614
Oct 22 22:51:30 magdalene kernel: [14079.505589] mapped:17088 shmem:503
pagetables:3906 bounce:0
Oct 22 22:51:30 magdalene kernel: [14079.505591] Node 0 DMA free:8340kB
min:340kB low:424kB high:508kB active_anon:416kB inactive_anon:444kB
active_file:144kB inactive_file:400kB unevictable:0kB isolated(anon):128kB
isolated(file):0kB present:15684kB mlocked:0kB dirty:320kB writeback:444kB
mapped:84kB shmem:0kB slab_reclaimable:172kB slab_unreclaimable:164kB
kernel_stack:0kB pagetables:384kB unstable:0kB bounce:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
Oct 22 22:51:30 magdalene kernel: [14079.505599] lowmem_reserve[]: 0 2003 2003
2003
Oct 22 22:51:30 magdalene kernel: [14079.505602] Node 0 DMA32 free:45344kB
min:44712kB low:55888kB high:67068kB active_anon:195768kB inactive_anon:67340kB
active_file:109972kB inactive_file:1337344kB unevictable:168kB
isolated(anon):0kB isolated(file):0kB present:2052004kB mlocked:168kB
dirty:20296kB writeback:776kB mapped:68268kB shmem:2012kB
slab_reclaimable:31108kB slab_unreclaimable:18292kB kernel_stack:2104kB
pagetables:15240kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0
all_unreclaimable? no
Oct 22 22:51:30 magdalene kernel: [14079.505611] lowmem_reserve[]: 0 0 0 0
Oct 22 22:51:30 magdalene kernel: [14079.505614] Node 0 DMA: 12*4kB 12*8kB
51*16kB 33*32kB 19*64kB 16*128kB 4*256kB 0*512kB 0*1024kB 1*2048kB 0*4096kB =
8352kB
Oct 22 22:51:30 magdalene kernel: [14079.505622] Node 0 DMA32: 6100*4kB
1830*8kB 2*16kB 4*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB
1*4096kB = 45344kB
Oct 22 22:51:30 magdalene kernel: [14079.505630] 363984 total pagecache pages
Oct 22 22:51:30 magdalene kernel: [14079.505631] 1474 pages in swap cache
Oct 22 22:51:30 magdalene kernel: [14079.505633] Swap cache stats: add 263170,
delete 261696, find 67782/77587
Oct 22 22:51:30 magdalene kernel: [14079.505635] Free swap = 2120160kB
Oct 22 22:51:30 magdalene kernel: [14079.505636] Total swap = 2146300kB
Oct 22 22:51:30 magdalene kernel: [14079.511206] 524192 pages RAM
Oct 22 22:51:30 magdalene kernel: [14079.511208] 10151 pages reserved
Oct 22 22:51:30 magdalene kernel: [14079.511209] 90233 pages shared
Oct 22 22:51:30 magdalene kernel: [14079.511210] 458797 pages non-shared
Oct 22 22:51:30 magdalene kernel: [14079.511230] BUG: unable to handle kernel
NULL pointer dereference at (null)
Oct 22 22:51:30 magdalene kernel: [14079.511250] IP: [<ffffffffa01c5ff0>]
nv50_vm_map_sg+0x50/0xd0 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.511275] PGD 36d4a067 PUD 461e3067 PMD
0
Oct 22 22:51:30 magdalene kernel: [14079.511284] Oops: 0000 [#1] SMP
Oct 22 22:51:30 magdalene kernel: [14079.511292] CPU 1
Oct 22 22:51:30 magdalene kernel: [14079.511296] Modules linked in: nls_utf8
udf bnep rfcomm bluetooth binfmt_misc reiserfs snd_hda_codec_realtek
snd_hda_intel snd_hda_codec snd_hwdep snd_ice1712 snd_ice17xx_ak4xxx
snd_ak4xxx_adda snd_cs8427 snd_ac97_codec snd_pcm ac97_bus snd_i2c
snd_mpu401_uart snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq usbhid
snd_timer adt7475 hwmon_vid snd_seq_device hid nouveau ttm drm_kms_helper drm
i2c_algo_bit snd soundcore mxm_wmi psmouse serio_raw snd_page_alloc wmi ppdev
video parport_pc lp parport firewire_ohci firewire_core floppy crc_itu_t
pata_jmicron r8169 ahci libahci
Oct 22 22:51:30 magdalene kernel: [14079.511408]
Oct 22 22:51:30 magdalene kernel: [14079.511412] Pid: 8590, comm: compiz Not
tainted 3.0.0-12-generic #20-Ubuntu MICRO-STAR INTERNATIONAL CO.,LTD
MS-7238/MS-7238
Oct 22 22:51:30 magdalene kernel: [14079.511425] RIP: 0010:[<ffffffffa01c5ff0>]
[<ffffffffa01c5ff0>] nv50_vm_map_sg+0x50/0xd0 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.511445] RSP: 0018:ffff88004605d9e8
EFLAGS: 00010206
Oct 22 22:51:30 magdalene kernel: [14079.511450] RAX: 0000000000000008 RBX:
ffff880036a62180 RCX: 00000000000085e5
Oct 22 22:51:30 magdalene kernel: [14079.511457] RDX: ffff880073072000 RSI:
ffff880036a62180 RDI: ffff880000bc4a10
Oct 22 22:51:30 magdalene kernel: [14079.511463] RBP: ffff88004605da38 R08:
0000000000008bf8 R09: 0000000000000000
Oct 22 22:51:30 magdalene kernel: [14079.511469] R10: 0000000000000001 R11:
0000000000020000 R12: ffff880000bc4a10
Oct 22 22:51:30 magdalene kernel: [14079.511476] R13: ffff880073072000 R14:
0000000000000000 R15: 0000000000042f28
Oct 22 22:51:30 magdalene kernel: [14079.511484] FS: 00007fecd2add9c0(0000)
GS:ffff88007fc80000(0000) knlGS:0000000000000000
Oct 22 22:51:30 magdalene kernel: [14079.511491] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Oct 22 22:51:30 magdalene kernel: [14079.511497] CR2: 0000000000000000 CR3:
000000004f189000 CR4: 00000000000006e0
Oct 22 22:51:30 magdalene kernel: [14079.511503] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Oct 22 22:51:30 magdalene kernel: [14079.511510] DR3: 0000000000000000 DR6:
00000000ffff0ff0 DR7: 0000000000000400
Oct 22 22:51:30 magdalene kernel: [14079.511516] Process compiz (pid: 8590,
threadinfo ffff88004605c000, task ffff88007c3fdc80)
Oct 22 22:51:30 magdalene kernel: [14079.511522] Stack:
Oct 22 22:51:30 magdalene kernel: [14079.511526] ffffea00017a82d0
0000000000008bf8 ffff88004605da08 0000000000008bf8
Oct 22 22:51:30 magdalene kernel: [14079.511537] ffff88000ae31660
ffff88007b6976c0 000000000000117f ffff880000bc4a10
Oct 22 22:51:30 magdalene kernel: [14079.511549] 0000000000000000
ffff880073072000 ffff88004605da98 ffffffffa016eab2
Oct 22 22:51:30 magdalene kernel: [14079.511560] Call Trace:
Oct 22 22:51:30 magdalene kernel: [14079.511574] [<ffffffffa016eab2>]
nouveau_vm_map_sg+0xb2/0x120 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.511587] [<ffffffffa014a27d>]
nouveau_bo_move_ntfy+0x8d/0xb0 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.511599] [<ffffffffa00e84ec>]
ttm_bo_handle_move_mem+0x23c/0x380 [ttm]
Oct 22 22:51:30 magdalene kernel: [14079.511609] [<ffffffffa00e950a>]
ttm_bo_move_buffer+0x13a/0x150 [ttm]
Oct 22 22:51:30 magdalene kernel: [14079.511627] [<ffffffffa010d09c>] ?
drm_mm_kmalloc+0x3c/0xe0 [drm]
Oct 22 22:51:30 magdalene kernel: [14079.511636] [<ffffffff812ee40d>] ?
rb_insert_color+0xad/0x150
Oct 22 22:51:30 magdalene kernel: [14079.511645] [<ffffffffa00e9607>]
ttm_bo_validate+0xe7/0xf0 [ttm]
Oct 22 22:51:30 magdalene kernel: [14079.511654] [<ffffffffa00e97c8>]
ttm_bo_init+0x1b8/0x260 [ttm]
Oct 22 22:51:30 magdalene kernel: [14079.511667] [<ffffffffa014a9f4>]
nouveau_bo_new+0x164/0x1d0 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.511680] [<ffffffffa014a4c0>] ?
nouveau_bo_create_ttm_backend_entry+0x90/0x90 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.511695] [<ffffffffa014de43>]
nouveau_gem_new+0x63/0x130 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.511708] [<ffffffffa01030e8>] ?
drm_gem_handle_create+0x88/0xa0 [drm]
Oct 22 22:51:30 magdalene kernel: [14079.511717] [<ffffffff8112bb4e>] ?
do_anonymous_page.isra.40+0x26e/0x320
Oct 22 22:51:30 magdalene kernel: [14079.511731] [<ffffffffa014df99>]
nouveau_gem_ioctl_new+0x89/0x1d0 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.511749] [<ffffffffa0101574>]
drm_ioctl+0x3e4/0x4c0 [drm]
Oct 22 22:51:30 magdalene kernel: [14079.511771] [<ffffffffa014df10>] ?
nouveau_gem_new+0x130/0x130 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.511792] [<ffffffff810097ba>] ?
__switch_to+0x1ea/0x310
Oct 22 22:51:30 magdalene kernel: [14079.511811] [<ffffffff8104e8ed>] ?
set_next_entity+0x9d/0xb0
Oct 22 22:51:30 magdalene kernel: [14079.511832] [<ffffffff8117939a>]
do_vfs_ioctl+0x8a/0x340
Oct 22 22:51:30 magdalene kernel: [14079.511855] [<ffffffff815e79b4>] ?
schedule+0x3d4/0x770
Oct 22 22:51:30 magdalene kernel: [14079.511873] [<ffffffff81135a31>] ?
sys_mmap_pgoff+0xe1/0x230
Oct 22 22:51:30 magdalene kernel: [14079.512013] [<ffffffff811796e1>]
sys_ioctl+0x91/0xa0
Oct 22 22:51:30 magdalene kernel: [14079.512013] [<ffffffff815f22c2>]
system_call_fastpath+0x16/0x1b
Oct 22 22:51:30 magdalene kernel: [14079.512013] Code: 00 00 00 49 8d 41 08 41
83 e8 01 44 8d 3c cd 00 00 00 00 4e 8d 04 c0 4c 89 45 c8 eb 0a 66 0f 1f 44 00
00 48 83 c0 08 45 8b 75 70
Oct 22 22:51:30 magdalene kernel: [14079.512013] RIP [<ffffffffa01c5ff0>]
nv50_vm_map_sg+0x50/0xd0 [nouveau]
Oct 22 22:51:30 magdalene kernel: [14079.512013] RSP <ffff88004605d9e8>
Oct 22 22:51:30 magdalene kernel: [14079.512013] CR2: 0000000000000000
Oct 22 22:51:30 magdalene kernel: [14079.553726] ---[ end trace
1cb414050b73ae11 ]---
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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https://bugs.launchpad.net/bugs/865838
Title:
Nouveau oops: unable to handle kernel NULL pointer dereference at
(null)
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