Hi,
This issue (IRQ being disabled) is still present in 2.6.20 and
2.6.20-git-as-of-yesterday. It breaks suspend-to-{}, it breaks switching
from console to tty, and sometimes it locks the system when trying to
shutdown. Any ideas?
Thanks,
Dominik
On Tue, Jan 30, 2007 at 12:59:04AM -0500, Dominik Brodowski wrote:
> Hi,
>
> On Mon, Jan 29, 2007 at 01:00:39PM +0100, Michel Dänzer wrote:
> > On Sun, 2007-01-28 at 22:14 -0500, Dominik Brodowski wrote:
> > >
> > > [...] I was able to "git bisect" it down to the drm patches which went in
> > > after 2.6.19 and before 2.6.19-rc1 got released.
> >
> > Can you bisect it down to a single commit? If that's not possible with
> > the kernel tree, you can try the drm git tree from
> > git://git.freedesktop.org/git/mesa/drm .
>
> The culprit is one of these (kernel git tree):
> 2228ed67223f3f22ea09df8854e6a31ea06d5619 - drm: i915 updates
> a0b136bb696cfa744a79c4dbbbbd0c8f9f30fe3f - drm: i915: fix up irqflags arg
> 21fa60ed4eab5b3b28d05930bb086615ecc191b1 - drm: i915: Only return EBUSY...
> 2dbb232c4d6b6c89fc367f7566c7c87dd3b56cd7 - drm: i915: Fix 'sequence has...
> 376642cf2eb0f32d8502b0a2c4efd96a3f13a8b8 - drm: i915: Add SAREA fileds...
> 5b51694aff705c465ef5941a99073036f3e444d9 - drm: Make handling of...
>
> 2228ed72... has the issue, while
> 541f29aad766b6c7b911a7d900d952744369bf53 - drm: DRM_I915_VBLANK_SWAP
> doesn't have it -- and all kernels in between crash during X startup, and
> the last message in the X logs is
> (II) I810(0): X context handle = 0x1
> instead of:
> (II) I810(0): X context handle = 0x1
> (II) I810(0): [drm] installed DRM signal handler
> (II) I810(0): [DRI] installation complete
> (II) I810(0): direct rendering: Enabled
> (II) I810(0): RandR enabled, ignore the following RandR disabled message.
> (II) I810(0): Rotating to 0 degrees
> (--) RandR disabled
> (II) Initializing built-in extension MIT-SHM
> (II) Initializing built-in extension XInputExtension
> (II) Initializing built-in extension XTEST
> (II) Initializing built-in extension XKEYBOARD
> (II) Initializing built-in extension XC-APPGROUP
> (II) Initializing built-in extension SECURITY
> (II) Initializing built-in extension XINERAMA
> (II) Initializing built-in extension XFIXES
> (II) Initializing built-in extension XFree86-Bigfont
> (II) Initializing built-in extension RENDER
> (II) Initializing built-in extension RANDR
> (II) Initializing built-in extension COMPOSITE
> (II) Initializing built-in extension DAMAGE
> (II) Initializing built-in extension XEVIE
> drmOpenDevice: node name is /dev/dri/card0
>
>
> As a sidenote, the last working kernel
> 541f29aad766b6c7b911a7d900d952744369bf53 - drm: DRM_I915_VBLANK_SWAP
> returned this in dmesg when switching from console to terminal:
>
> [ 108.905000] INFO: trying to register non-static key.
> [ 108.905000] the code is fine but needs lockdep annotation.
> [ 108.905000] turning off the locking correctness validator.
> [ 108.905000] [<c01034ee>] dump_trace+0x64/0x1d0
> [ 108.905000] [<c0103674>] show_trace_log_lvl+0x1a/0x2f
> [ 108.905000] [<c0103d29>] show_trace+0x12/0x14
> [ 108.905000] [<c0103dcc>] dump_stack+0x19/0x1b
> [ 108.905000] [<c012df5f>] __lock_acquire+0x128/0x995
> [ 108.905000] [<c012eae2>] lock_acquire+0x6e/0x8b
> [ 108.905000] [<c039ced3>] _spin_lock_irqsave+0x3e/0x4e
> [ 108.905000] [<c0268bbf>] i915_vblank_tasklet+0x3f/0x314
> [ 108.905000] [<c0263482>] drm_unlock+0x8e/0x115
> [ 108.905000] [<c0261ac0>] drm_ioctl+0x15b/0x19f
> [ 108.905000] [<c0166780>] do_ioctl+0x50/0x67
> [ 108.905000] [<c01669e3>] vfs_ioctl+0x24c/0x25f
> [ 108.905000] [<c0166a27>] sys_ioctl+0x31/0x4a
> [ 108.905000] [<c0102e4d>] sysenter_past_esp+0x56/0x8d
> [ 108.905000] [<b7f1d410>] 0xb7f1d410
> [ 108.905000] =======================
>
>
> > > Any ideas? Any debugging you want me to do?
> >
> > echo 1 >/sys/module/drm/parameters/debug
> >
> > before switching to console might provide something interesting in the
> > kernel output.
>
> this is with 2.6.19-rc6-latest:
>
> <lots of similar messages>
> [ 1320.522000] [drm:i915_driver_irq_handler] i915_driver_irq_handler
> flag=00000000
> [ 1320.527000] [drm:i915_driver_irq_handler] i915_driver_irq_handler
> flag=00000080
> [ 1320.530000] [drm:i915_driver_irq_handler] i915_driver_irq_handler
> flag=00000000
> [ 1320.538000] [drm:i915_driver_irq_handler] i915_driver_irq_handler
> flag=00000020
> [ 1320.542000] [drm:i915_driver_irq_handler] i915_driver_irq_handler
> flag=00000080
> [ 1320.546000] [drm:i915_driver_irq_handler] i915_driver_irq_handler
> flag=00000000
> [ 1320.554000] [drm:i915_driver_irq_handler] i915_driver_irq_handler
> flag=00000020
> [ 1320.557000] [drm:i915_driver_irq_handler] i915_driver_irq_handler
> flag=00000080
> [ 1320.562000] [drm:i915_driver_irq_handler] i915_driver_irq_handler
> flag=00000000
> [ 1320.570000] [drm:i915_driver_irq_handler] i915_driver_irq_handler
> flag=00000020
> [ 1320.571000] [drm:drm_ioctl] pid=6459, cmd=0x4004644d, nr=0x4d, dev 0xe200,
> auth=1
> [ 1320.571000] [drm:drm_ioctl] pid=6459, cmd=0x40086414, nr=0x14, dev 0xe200,
> auth=1
> [ 1320.571000] [drm:drm_irq_uninstall] drm_irq_uninstall: irq=10
> [ 1322.474000] irq 10: nobody cared (try booting with the "irqpoll" option)
> [ 1322.474000] [<c01034d9>] show_trace_log_lvl+0x1a/0x2f
> [ 1322.474000] [<c0103b81>] show_trace+0x12/0x14
> [ 1322.474000] [<c0103c33>] dump_stack+0x16/0x18
> [ 1322.474000] [<c013fc74>] __report_bad_irq+0x39/0x81
> [ 1322.474000] [<c013fe55>] note_interrupt+0x199/0x1d4
> [ 1322.474000] [<c01406dd>] handle_level_irq+0xa3/0xde
> [ 1322.474000] [<c0104d3a>] do_IRQ+0xc5/0xef
> [ 1322.474000] =======================
> [ 1322.474000] handlers:
> [ 1322.474000] [<f006f4fe>] (yenta_interrupt+0x0/0xb7 [yenta_socket])
> [ 1322.474000] [<f006f4fe>] (yenta_interrupt+0x0/0xb7 [yenta_socket])
> [ 1322.474000] [<c02ad8b2>] (usb_hcd_irq+0x0/0x51)
> [ 1322.474000] [<c02ad8b2>] (usb_hcd_irq+0x0/0x51)
> [ 1322.474000] Disabling IRQ #10
>
> Hope that helps in tracking this issue down.
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