linux-kernel - Re: nouveau oops in pramin

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Message-ID: <391624261.583161.1418860360088.JavaMail.zimbra@redhat.com>
Date:	Wed, 17 Dec 2014 18:52:40 -0500 (EST)
From:	Ben Skeggs <bskeggs@...hat.com>
To:	Dave Jones <davej@...hat.com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: nouveau oops in pramin_fini

----- Original Message -----
> From: "Dave Jones" <davej@...hat.com>
> To: "Linux Kernel" <linux-kernel@...r.kernel.org>
> Cc: bskeggs@...hat.com
> Sent: Thursday, 18 December, 2014 6:43:22 AM
> Subject: nouveau oops in pramin_fini
> 
> Started seeing this during boot on one machine:
Hey Dave,

I've got a fix for that in my tree, I'll get it to Dave today.

Ben.

> 
> [   17.371812] nouveau  [  DEVICE][0000:07:00.0] BOOT0  : 0x044500a2
> [   17.371994] nouveau  [  DEVICE][0000:07:00.0] Chipset: NV44 (NV44)
> [   17.372327] nouveau  [  DEVICE][0000:07:00.0] Family : NV40
> [   17.390081] Oops: 0000 [#1] SMP DEBUG_PAGEALLOC
> [   17.390446] CPU: 0 PID: 398 Comm: systemd-udevd Tainted: G        W
> 3.18.0+ #14
> [   17.390673] task: ffff8802205dcc60 ti: ffff880223348000 task.ti:
> ffff880223348000
> [   17.390847] RIP: 0010:[<ffffffffc0507ca1>]  [<ffffffffc0507ca1>]
> pramin_fini+0x11/0x40 [nouveau]
> [   17.391053] RSP: 0018:ffff88022334b438  EFLAGS: 00010292
> [   17.391053] RAX: 0000000000000004 RBX: 0000000000000000 RCX:
> 0000000000000004
> [   17.391053] RDX: ffffffffc0507c90 RSI: 000000000000cdff RDI:
> 0000000000000000
> [   17.391053] RBP: ffff88022334b448 R08: 0000000000000000 R09:
> 0000000000000000
> [   17.391053] R10: 0000000000000001 R11: 0000000000000001 R12:
> ffff88022334b4d8
> [   17.391053] R13: ffffffffc05bdbe0 R14: ffffffffc05ee580 R15:
> ffff88022334b498
> [   17.391053] FS:  00007f85291df880(0000) GS:ffff880225e00000(0000)
> knlGS:0000000000000000
> [   17.391053] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
> [   17.391053] CR2: 00007f44c895a778 CR3: 0000000223338000 CR4:
> 00000000000007f0
> [   17.391053] Stack:
> [   17.391053]  ffffffffc05bdbe0 ffff8802213ef480 ffff88022334b478
> ffffffffc0507473
> [   17.391053]  ffff88022334b4d8 ffff88022334b498 0000000000000000
> ffff8802213ef480
> [   17.391053]  ffff88022334b6c8 ffffffffc05077ab ffff8802205dcc60
> ffffffffa07203ce
> [   17.391053] Call Trace:
> [   17.391053]  [<ffffffffc0507473>] shadow_method+0x93/0x100 [nouveau]
> [   17.391053]  [<ffffffffc05077ab>] nvbios_shadow+0x28b/0x3e0 [nouveau]
> [   17.391053]  [<ffffffffa07203ce>] ? __slab_alloc+0x4d8/0x529
> [   17.391053]  [<ffffffffc04f9f9d>] nouveau_bios_ctor+0x5d/0x400 [nouveau]
> [   17.391053]  [<ffffffffa0041615>] ? __ioremap_caller+0x225/0x370
> [   17.391053]  [<ffffffffc04f7942>] nouveau_object_ctor+0x32/0xc0 [nouveau]
> [   17.391053]  [<ffffffffc0548153>] nouveau_devobj_ctor+0x283/0x870
> [nouveau]
> [   17.391053]  [<ffffffffc04f7942>] nouveau_object_ctor+0x32/0xc0 [nouveau]
> [   17.391053]  [<ffffffffc04f6209>] nvkm_ioctl_new+0x229/0x310 [nouveau]
> [   17.391053]  [<ffffffffc04f66f6>] nvkm_ioctl+0x2c6/0x3e0 [nouveau]
> [   17.391053]  [<ffffffffc0595282>] nvkm_client_ioctl+0x12/0x20 [nouveau]
> [   17.391053]  [<ffffffffc05862fa>] nvif_object_ioctl+0x9a/0xc0 [nouveau]
> [   17.391053]  [<ffffffffc0586957>] nvif_object_init+0xf7/0x140 [nouveau]
> [   17.391053]  [<ffffffffc0586d7b>] nvif_device_init+0x1b/0x50 [nouveau]
> [   17.391053]  [<ffffffffc058906a>] nouveau_drm_load+0x26a/0x5b0 [nouveau]
> [   17.391053]  [<ffffffffa00d064d>] ? trace_hardirqs_on+0xd/0x10
> [   17.391053]  [<ffffffffc02179e5>] drm_dev_register+0xb5/0x110 [drm]
> [   17.391053]  [<ffffffffc021aa5f>] drm_get_pci_dev+0x8f/0x1f0 [drm]
> [   17.391053]  [<ffffffffc0588aa2>] nouveau_drm_probe+0x212/0x2a0 [nouveau]
> [   17.391053]  [<ffffffffa03d9415>] local_pci_probe+0x45/0xa0
> [   17.391053]  [<ffffffffa03da0a5>] ? pci_match_device+0xe5/0x110
> [   17.391053]  [<ffffffffa03da1e9>] pci_device_probe+0xd9/0x130
> [   17.391053]  [<ffffffffa04aefa0>] driver_probe_device+0x90/0x3c0
> [   17.391053]  [<ffffffffa04af3b3>] __driver_attach+0xa3/0xb0
> [   17.391053]  [<ffffffffa04af310>] ? __device_attach+0x40/0x40
> [   17.391053]  [<ffffffffa04ace6b>] bus_for_each_dev+0x6b/0xb0
> [   17.391053]  [<ffffffffa04ae9fe>] driver_attach+0x1e/0x20
> [   17.391053]  [<ffffffffa04ae5c8>] bus_add_driver+0x188/0x260
> [   17.391053]  [<ffffffffa04b01f4>] driver_register+0x64/0xf0
> [   17.391053]  [<ffffffffa03d8f84>] __pci_register_driver+0x64/0x70
> [   17.391053]  [<ffffffffc021acba>] drm_pci_init+0xfa/0x130 [drm]
> [   17.391053]  [<ffffffffc03ed000>] ? 0xffffffffc03ed000
> [   17.391053]  [<ffffffffc03ed22c>] nouveau_drm_init+0x22c/0x1000 [nouveau]
> [   17.391053]  [<ffffffffa00002fc>] do_one_initcall+0xbc/0x1f0
> [   17.391053]  [<ffffffffa01111d1>] load_module+0x2111/0x2710
> [   17.391053]  [<ffffffffa010c320>] ? store_uevent+0x40/0x40
> [   17.391053]  [<ffffffffa0111966>] SyS_finit_module+0x86/0xb0
> [   17.391053]  [<ffffffffa072bc92>] system_call_fastpath+0x12/0x17
> [   17.391053] Code: 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 66 66 66 66 66 2e 0f
> 1f 84 00 00 00 00 00 66 [   47.409343] ---[ end trace 2c9d5ebc1caa0748 ]--
> 
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