[Nouveau] Kernel oops with latest nouveau drm git

Stephan Raue mailinglists at openelec.tv
Fri Oct 22 22:10:38 PDT 2010


  Hi all,

running a NV46 card with latest git from 
http://cgit.freedesktop.org/nouveau/linux-2.6/, mesa, libdrm and 
xf86-video-nouveau fails with an kernel oops. let me know if you need 
more informations.

[   11.127274] BUG: unable to handle kernel NULL pointer dereference at 
00000028
[   11.127329] IP: [<b11c6ef1>] nouveau_gpuobj_new+0x26d/0x338
[   11.127371] *pde = 00000000
[   11.127391] Oops: 0000 [#1]
[   11.127407] last sysfs file: /sys/devices/virtual/vc/vcsa1/uevent
[   11.127438] Modules linked in: zram crystalhd
[   11.127466]
[   11.127481] Pid: 700, comm: xbmc.bin Not tainted 2.6.36-rc7 #1 
Mac-F4228DC8/AppleTV1,1
[   11.127520] EIP: 0060:[<b11c6ef1>] EFLAGS: 00210286 CPU: 0
[   11.127550] EIP is at nouveau_gpuobj_new+0x26d/0x338
[   11.127576] EAX: b893e6c0 EBX: bee00000 ECX: 00000000 EDX: bfa68de0
[   11.127606] ESI: bfab1600 EDI: 00000006 EBP: bf8e1000 ESP: bf98bd80
[   11.127638]  DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068
[   11.127666] Process xbmc.bin (pid: 700, ti=bf98a000 task=bc54c000 
task.ti=bf98a000)
[   11.127699] Stack:
[   11.127712]  bfab1600 b1064737 bfb926e0 0000c278 00000020 bfa68de0 
bf98be24 bf8e1000
[   11.127763] <0> 00000000 00000000 b11c73f1 00000010 00000006 bf98be24 
bfab1600 bee00000
[   11.127816] <0> 00000000 0000003d 00000000 bee00000 bfab1600 bee00000 
00000000 bf8e1000
[   11.127871] Call Trace:
[   11.127894]  [<b1064737>] ? alloc_file+0x6c/0x73
[   11.127923]  [<b11c73f1>] ? nouveau_gpuobj_dma_new+0xf0/0x264
[   11.127958]  [<b11c79e3>] ? nouveau_gpuobj_channel_init+0x39d/0x512
[   11.127996]  [<b11c4c2c>] ? nouveau_channel_alloc+0x31c/0x4f9
[   11.128029]  [<b11c4e57>] ? nouveau_ioctl_fifo_alloc+0x4e/0xf1
[   11.128064]  [<b1151461>] ? _copy_from_user+0x2a/0x4d
[   11.128094]  [<b11b155d>] ? drm_ioctl+0x240/0x2f6
[   11.128122]  [<b11c4e09>] ? nouveau_ioctl_fifo_alloc+0x0/0xf1
[   11.128158]  [<b1055767>] ? handle_mm_fault+0x44a/0x490
[   11.128188]  [<b11b131d>] ? drm_ioctl+0x0/0x2f6
[   11.128215]  [<b106d7a4>] ? do_vfs_ioctl+0x48f/0x4c8
[   11.128247]  [<b101364c>] ? do_page_fault+0x2a7/0x2bf
[   11.128277]  [<b1013634>] ? do_page_fault+0x28f/0x2bf
[   11.128308]  [<b1017111>] ? update_curr.clone.113+0x68/0x8b
[   11.128339]  [<b1063d57>] ? vfs_read+0x93/0xe8
[   11.128366]  [<b106d80a>] ? sys_ioctl+0x2d/0x47
[   11.128394]  [<b1002497>] ? sysenter_do_call+0x12/0x26
[   11.128420] Code: 89 e8 ff 93 1c 05 00 00 85 c0 89 c6 0f 84 d7 00 00 
00 8d 54 24 14 31 c0 e8 a6 f7 ff ff e9 bd 00 00 00 8b 34 24 8b 8e b0 00 
00 00 <8b> 49 28 83 f9 ff 89 4a 28 74 06 03 48 14 89 4a 28 83 7b 04 4f
[   11.128637] EIP: [<b11c6ef1>] nouveau_gpuobj_new+0x26d/0x338 SS:ESP 
0068:bf98bd80
[   11.128679] CR2: 0000000000000028
[   11.136797] ---[ end trace c78ebcc9857021e1 ]---

greetings

Stephan

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