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SubjectRe: i915_gem_inactive_shrink fault
Date
On wtorek, 5 lipca 2011 o 10:59:24 Lin Ming wrote:
> It seems i915 driver loads fail.
>
> mlin@wsm:~$ dmesg |grep -i i915
> i915 0000:00:02.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> i915 0000:00:02.0: setting latency timer to 64
> i915 0000:00:02.0: irq 47 for MSI/MSI-X
> WARNING: at /linux-2.6/drivers/gpu/drm/i915/intel_display.c:826
> assert_fdi_tx+0xcc/0xd8() [<ffffffff8133d865>]
> i915_driver_load+0xb12/0x10e9
> [<ffffffff816a891a>] i915_pci_probe+0x1b/0x1d
> [<ffffffff81d12264>] i915_init+0x8b/0x8d
> WARNING: at /linux-2.6/drivers/gpu/drm/i915/intel_display.c:826
> assert_fdi_tx+0xcc/0xd8() [<ffffffff8133d865>]
> i915_driver_load+0xb12/0x10e9
> [<ffffffff816a891a>] i915_pci_probe+0x1b/0x1d
> [<ffffffff81d12264>] i915_init+0x8b/0x8d
> [drm:i915_driver_load] *ERROR* failed to init modeset
> i915 0000:00:02.0: PCI INT A disabled
> i915: probe of 0000:00:02.0 failed with error -5
> [<ffffffff81355191>] i915_gem_inactive_shrink+0x2b/0x18d
>
>
> The fault message as below.
> See the attachments for full dmesg, kernel config and lspci output.
>
> BUG: unable to handle kernel NULL pointer dereference at 0000000000000060
> IP: [<ffffffff816d4422>] mutex_trylock+0x61/0x131
> PGD 133cd5067 PUD 134301067 PMD 0
> Oops: 0002 [#1] SMP
> CPU 3
> Modules linked in:
>
> Pid: 2322, comm: bash Tainted: G W 3.0.0-rc6-tip-mlin+ #571 Intel

Older kernels work fine?

Regards
--
Maciej Rutecki
http://www.maciek.unixy.pl


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