Re: [patch/backport] CFS scheduler, -v22, for v2.6.23-rc8,v2.6.22.8, v2.6.21.7, v2.6.20.20

From: Alejandro Riveira FernÃndez
Date: Tue Oct 02 2007 - 14:13:19 EST


El Sun, 30 Sep 2007 17:26:22 +0200
Ingo Molnar <mingo@xxxxxxx> escribiÃ:

>

>
> hm. There are no similar reports so far. Could you try to run the wine
> program from a VGA text console (first do 'xhost +' in an xterm under X
> and then 'export DISPLAY=:0' in the text console) and see whether
> anything gets output to that console? Also enable nmi_watchdog=2 - which
> could print a backtrace of the point of the hard lockup.

Ignore the last mail there was no need to use pictures this no an oops on
boot ;)

This is the back trace
Oct 2 17:37:13 localhost kernel: [ 886.216868] BUG: unable to handle kernel NULL pointer dereference at virtual address 0000012c
Oct 2 17:37:13 localhost kernel: [ 886.216874] printing eip:
Oct 2 17:37:13 localhost kernel: [ 886.216876] f9374d0c
Oct 2 17:37:13 localhost kernel: [ 886.216877] *pde = 00000000
Oct 2 17:37:13 localhost kernel: [ 886.216880] Oops: 0002 [#1]
Oct 2 17:37:13 localhost kernel: [ 886.216881] PREEMPT SMP
Oct 2 17:37:13 localhost kernel: [ 886.216884] Modules linked in: nls_cp850 isofs udf nls_utf8 ntfs binfmt_misc rfcomm l2cap bluetooth ipt_ULOG x_tables jfs ipv6 dm_crypt af_packet kvm_amd kvm fuse w83627ehf hwmon_vid i2c_dev lp snd_mpu401 snd_mpu401_uart snd_hda_intel snd_pcm_oss snd_mixer_oss snd_seq_dummy snd_pcm snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer nvidia(P) snd_seq_device usbhid i2c_ali15x3 i2c_ali1535 8250_pnp usblp ff_memless uli526x snd i2c_core 8250 serial_core button ali_agp parport_pc parport k8temp hwmon pcspkr evdev rtc snd_page_alloc rt2500 soundcore sg floppy sr_mod raid10 cdrom sd_mod ehci_hcd ohci_hcd ata_generic usbcore raid456 async_xor async_memcpy async_tx xor raid1 raid0 multipath linear md_mod thermal processor fan unix dm_mod
Oct 2 17:37:13 localhost kernel: [ 886.216933] CPU: 0
Oct 2 17:37:13 localhost kernel: [ 886.216934] EIP: 0060:[<f9374d0c>] Tainted: P VLI
Oct 2 17:37:13 localhost kernel: [ 886.216935] EFLAGS: 00010246 (2.6.23-rc9-cfs-v22-dirty #82)
Oct 2 17:37:13 localhost kernel: [ 886.217129] EIP is at os_set_mlock_capability+0xc/0x30 [nvidia]
Oct 2 17:37:13 localhost kernel: [ 886.217131] eax: 00000000 ebx: 00000000 ecx: 00000050 edx: 00000202
Oct 2 17:37:13 localhost kernel: [ 886.217134] esi: f74c3000 edi: f749cc00 ebp: df4b3ff0 esp: d319bed4
Oct 2 17:37:13 localhost kernel: [ 886.217136] ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068
Oct 2 17:37:13 localhost kernel: [ 886.217139] Process spirographx (pid: 5512, ti=d319b000 task=c45da540 task.ti=d319b000)
Oct 2 17:37:13 localhost kernel: [ 886.217141] Stack: f909cd35 f909ed92 f9655740 e1d42c00 f6ca5bc0 f90a0c26 df4b2000 0000005b
Oct 2 17:37:13 localhost kernel: [ 886.217146] 0000000c f909da32 f9655740 e1d42c00 0000005b f6ca5bc0 f6ca5bc0 0000005b
Oct 2 17:37:13 localhost kernel: [ 886.217151] f9655740 f9370e98 df4b2000 f9655740 e1d42c00 0000005b f6ca5bc0 00000000
Oct 2 17:37:13 localhost kernel: [ 886.217157] Call Trace:
Oct 2 17:37:13 localhost kernel: [ 886.217164] [<f909cd35>] _nv002553rm+0x5/0x10 [nvidia]
Oct 2 17:37:13 localhost kernel: [ 886.217259] [<f909ed92>] rm_write_watch_init+0x3b/0x54 [nvidia]
Oct 2 17:37:13 localhost kernel: [ 886.217365] [<f90a0c26>] _nv002642rm+0x416/0x5e9 [nvidia]
Oct 2 17:37:13 localhost kernel: [ 886.217469] [<f909da32>] rm_ioctl+0x3e/0x6d [nvidia]
Oct 2 17:37:13 localhost kernel: [ 886.217578] [<f9370e98>] nv_kern_ioctl+0xf8/0x3c0 [nvidia]
Oct 2 17:37:13 localhost kernel: [ 886.217732] [<f9371198>] nv_kern_unlocked_ioctl+0x18/0x20 [nvidia]
Oct 2 17:37:13 localhost kernel: [ 886.217866] [<f9371180>] nv_kern_unlocked_ioctl+0x0/0x20 [nvidia]
Oct 2 17:37:13 localhost kernel: [ 886.217989] [do_ioctl+43/144] do_ioctl+0x2b/0x90
Oct 2 17:37:13 localhost kernel: [ 886.217994] [remove_vma+57/80] remove_vma+0x39/0x50
Oct 2 17:37:13 localhost kernel: [ 886.218010] [vfs_ioctl+92/656] vfs_ioctl+0x5c/0x290
Oct 2 17:37:13 localhost kernel: [ 886.218022] [sys_ioctl+114/144] sys_ioctl+0x72/0x90
Oct 2 17:37:13 localhost kernel: [ 886.218032] [sysenter_past_esp+95/133] sysenter_past_esp+0x5f/0x85
Oct 2 17:37:13 localhost kernel: [ 886.218060] =======================
Oct 2 17:37:13 localhost kernel: [ 886.218061] Code: bb 86 da c6 31 c0 c3 90 8d b4 26 00 00 00 00 64 a1 00 f0 3e c0 8b 80 dc 00 00 00 c3 8d 76 00 64 a1 00 f0 3e c0 8b 80 8c 04 00 00 <c7> 80 2c 01 00 00 ff ff ff ff 64 a1 00 f0 3e c0 81 88 ac 01 00
Oct 2 17:37:13 localhost kernel: [ 886.218083] EIP: [<f9374d0c>]
os_set_mlock_capability+0xc/0x30 [nvidia] SS:ESP 0068:d319bed4


>
> but in general there's nothing scheduler-specific about screensavers or
> wine - but it could be related to 3D mode of the chip (hence related to
> the nvidia module) - do you get a similar lockup if you try to run
> 'glxgears'?

In fact the backtrace was obtained trying to run glxgears


>
> Ingo

Alejandro


--
Nunca discutas con un idiota. Al final te hacen rebajarte a su nivel y entonces
te acaban ganando debido a su mayor experiencia.

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