From: <bug...@bu...> - 2011-03-24 09:51:53
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https://bugzilla.kernel.org/show_bug.cgi?id=31782 Summary: nouveau: lockdep spew Product: Drivers Version: 2.5 Kernel Version: 2.6.38 Platform: All OS/Version: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: Video(DRI - non Intel) AssignedTo: dri...@ke... ReportedBy: joh...@si... Regression: Yes [ 17.225800] ========================================================= [ 17.225805] [ INFO: possible irq lock inversion dependency detected ] [ 17.225808] 2.6.38-wl-65107-gc5f1016-dirty #211 [ 17.225810] --------------------------------------------------------- [ 17.225813] modprobe/2506 just changed the state of lock: [ 17.225816] (&(&dev_priv->context_switch_lock)->rlock){-.....}, at: [<ffffffffa07e93bf>] nouveau_irq_handler+0x5f/0x130 [nouveau] [ 17.225842] but this lock took another, HARDIRQ-unsafe lock in the past: [ 17.225844] (&(&dev_priv->ramin_lock)->rlock){+.+...} [ 17.225847] [ 17.225848] and interrupts could create inverse lock ordering between them. [ 17.225849] [ 17.225851] [ 17.225852] other info that might help us debug this: [ 17.225855] 5 locks held by modprobe/2506: [ 17.225857] #0: (&__lockdep_no_validate__){+.+.+.}, at: [<ffffffff8132f30b>] __driver_attach+0x5b/0xb0 [ 17.225869] #1: (&__lockdep_no_validate__){+.+.+.}, at: [<ffffffff8132f319>] __driver_attach+0x69/0xb0 [ 17.225877] #2: (drm_global_mutex){+.+.+.}, at: [<ffffffffa0759202>] drm_get_pci_dev+0x102/0x2c0 [drm] [ 17.225896] #3: (&chan->mutex){+.+.+.}, at: [<ffffffffa07e55d4>] nouveau_channel_alloc+0xc4/0x470 [nouveau] [ 17.225915] #4: (&sb->s_type->i_mutex_key#2){+.+.+.}, at: [<ffffffff8122e367>] debugfs_create_by_name+0x57/0x1d0 [ 17.225926] [ 17.225927] the shortest dependencies between 2nd lock and 1st lock: [ 17.225953] -> (&(&dev_priv->ramin_lock)->rlock){+.+...} ops: 24860 { [ 17.225960] HARDIRQ-ON-W at: [ 17.225963] [<ffffffff81084fab>] mark_irqflags+0x13b/0x1c0 [ 17.225970] [<ffffffff8108716c>] __lock_acquire+0x5ac/0xa80 [ 17.225975] [<ffffffff81087d4e>] lock_acquire+0x9e/0x1d0 [ 17.225980] [<ffffffff8149bdf0>] _raw_spin_lock+0x40/0x80 [ 17.225986] [<ffffffffa07e82c1>] nouveau_gpuobj_new+0xb1/0x2d0 [nouveau] [ 17.226002] [<ffffffffa0844cec>] nv50_instmem_init+0x13c/0x530 [nouveau] [ 17.226024] [<ffffffffa07e41db>] nouveau_card_init+0x12b/0x3d0 [nouveau] [ 17.226039] [<ffffffffa07e47c9>] nouveau_load+0x329/0x550 [nouveau] [ 17.226055] [<ffffffffa0759290>] drm_get_pci_dev+0x190/0x2c0 [drm] [ 17.226066] [<ffffffffa0861e79>] nouveau_pci_probe+0x15/0x17 [nouveau] [ 17.226084] [<ffffffff81296cdf>] local_pci_probe+0x5f/0xd0 [ 17.226090] [<ffffffff81297458>] pci_device_probe+0x88/0xb0 [ 17.226095] [<ffffffff8132ef78>] really_probe+0x68/0x190 [ 17.226100] [<ffffffff8132f285>] driver_probe_device+0x45/0x70 [ 17.226105] [<ffffffff8132f35b>] __driver_attach+0xab/0xb0 [ 17.226110] [<ffffffff8132e096>] bus_for_each_dev+0x66/0x90 [ 17.226115] [<ffffffff8132edce>] driver_attach+0x1e/0x20 [ 17.226120] [<ffffffff8132e998>] bus_add_driver+0x158/0x290 [ 17.226125] [<ffffffff8132f614>] driver_register+0x74/0x130 [ 17.226130] [<ffffffff812976d6>] __pci_register_driver+0x66/0xe0 [ 17.226135] [<ffffffffa075977f>] drm_pci_init+0xdf/0xf0 [drm] [ 17.226146] [<ffffffffa0750748>] drm_init+0x58/0x70 [drm] [ 17.226155] [<ffffffffa0887048>] nouveau_init+0x48/0x4a [nouveau] [ 17.226169] [<ffffffff810002e4>] do_one_initcall+0x44/0x180 [ 17.226175] [<ffffffff8109693a>] sys_init_module+0xca/0x210 [ 17.226181] [<ffffffff8100268b>] system_call_fastpath+0x16/0x1b [ 17.226186] SOFTIRQ-ON-W at: [ 17.226189] [<ffffffff81084fcf>] mark_irqflags+0x15f/0x1c0 [ 17.226194] [<ffffffff8108716c>] __lock_acquire+0x5ac/0xa80 [ 17.226199] [<ffffffff81087d4e>] lock_acquire+0x9e/0x1d0 [ 17.226204] [<ffffffff8149bdf0>] _raw_spin_lock+0x40/0x80 [ 17.226208] [<ffffffffa07e82c1>] nouveau_gpuobj_new+0xb1/0x2d0 [nouveau] [ 17.226225] [<ffffffffa0844cec>] nv50_instmem_init+0x13c/0x530 [nouveau] [ 17.226244] [<ffffffffa07e41db>] nouveau_card_init+0x12b/0x3d0 [nouveau] [ 17.226260] [<ffffffffa07e47c9>] nouveau_load+0x329/0x550 [nouveau] [ 17.226275] [<ffffffffa0759290>] drm_get_pci_dev+0x190/0x2c0 [drm] [ 17.226286] [<ffffffffa0861e79>] nouveau_pci_probe+0x15/0x17 [nouveau] [ 17.226303] [<ffffffff81296cdf>] local_pci_probe+0x5f/0xd0 [ 17.226309] [<ffffffff81297458>] pci_device_probe+0x88/0xb0 [ 17.226314] [<ffffffff8132ef78>] really_probe+0x68/0x190 [ 17.226319] [<ffffffff8132f285>] driver_probe_device+0x45/0x70 [ 17.226324] [<ffffffff8132f35b>] __driver_attach+0xab/0xb0 [ 17.226329] [<ffffffff8132e096>] bus_for_each_dev+0x66/0x90 [ 17.226334] [<ffffffff8132edce>] driver_attach+0x1e/0x20 [ 17.226339] [<ffffffff8132e998>] bus_add_driver+0x158/0x290 [ 17.226343] [<ffffffff8132f614>] driver_register+0x74/0x130 [ 17.226348] [<ffffffff812976d6>] __pci_register_driver+0x66/0xe0 [ 17.226354] [<ffffffffa075977f>] drm_pci_init+0xdf/0xf0 [drm] [ 17.226364] [<ffffffffa0750748>] drm_init+0x58/0x70 [drm] [ 17.226373] [<ffffffffa0887048>] nouveau_init+0x48/0x4a [nouveau] [ 17.226387] [<ffffffff810002e4>] do_one_initcall+0x44/0x180 [ 17.226392] [<ffffffff8109693a>] sys_init_module+0xca/0x210 [ 17.226397] [<ffffffff8100268b>] system_call_fastpath+0x16/0x1b [ 17.226402] INITIAL USE at: [ 17.226405] [<ffffffff81086f9a>] __lock_acquire+0x3da/0xa80 [ 17.226410] [<ffffffff81087d4e>] lock_acquire+0x9e/0x1d0 [ 17.226415] [<ffffffff8149bdf0>] _raw_spin_lock+0x40/0x80 [ 17.226420] [<ffffffffa07e82c1>] nouveau_gpuobj_new+0xb1/0x2d0 [nouveau] [ 17.226436] [<ffffffffa0844cec>] nv50_instmem_init+0x13c/0x530 [nouveau] [ 17.226456] [<ffffffffa07e41db>] nouveau_card_init+0x12b/0x3d0 [nouveau] [ 17.226471] [<ffffffffa07e47c9>] nouveau_load+0x329/0x550 [nouveau] [ 17.226486] [<ffffffffa0759290>] drm_get_pci_dev+0x190/0x2c0 [drm] [ 17.226497] [<ffffffffa0861e79>] nouveau_pci_probe+0x15/0x17 [nouveau] [ 17.226514] [<ffffffff81296cdf>] local_pci_probe+0x5f/0xd0 [ 17.226520] [<ffffffff81297458>] pci_device_probe+0x88/0xb0 [ 17.226525] [<ffffffff8132ef78>] really_probe+0x68/0x190 [ 17.226530] [<ffffffff8132f285>] driver_probe_device+0x45/0x70 [ 17.226535] [<ffffffff8132f35b>] __driver_attach+0xab/0xb0 [ 17.226540] [<ffffffff8132e096>] bus_for_each_dev+0x66/0x90 [ 17.226545] [<ffffffff8132edce>] driver_attach+0x1e/0x20 [ 17.226549] [<ffffffff8132e998>] bus_add_driver+0x158/0x290 [ 17.226554] [<ffffffff8132f614>] driver_register+0x74/0x130 [ 17.226559] [<ffffffff812976d6>] __pci_register_driver+0x66/0xe0 [ 17.226564] [<ffffffffa075977f>] drm_pci_init+0xdf/0xf0 [drm] [ 17.226575] [<ffffffffa0750748>] drm_init+0x58/0x70 [drm] [ 17.226583] [<ffffffffa0887048>] nouveau_init+0x48/0x4a [nouveau] [ 17.226597] [<ffffffff810002e4>] do_one_initcall+0x44/0x180 [ 17.226602] [<ffffffff8109693a>] sys_init_module+0xca/0x210 [ 17.226607] [<ffffffff8100268b>] system_call_fastpath+0x16/0x1b [ 17.226612] } [ 17.226614] ... key at: [<ffffffffa0875d18>] __key.34306+0x0/0xfffffffffffec192 [nouveau] [ 17.226628] ... acquired at: [ 17.226630] [<ffffffff810841b1>] validate_chain.clone.19+0x5b1/0x6f0 [ 17.226634] [<ffffffff8108705d>] __lock_acquire+0x49d/0xa80 [ 17.226638] [<ffffffff81087d4e>] lock_acquire+0x9e/0x1d0 [ 17.226643] [<ffffffff8149bdf0>] _raw_spin_lock+0x40/0x80 [ 17.226647] [<ffffffffa08451e2>] nv84_instmem_flush+0x22/0xa0 [nouveau] [ 17.226666] [<ffffffffa081404c>] nv50_fifo_create_context+0x26c/0x350 [nouveau] [ 17.226685] [<ffffffffa07e573c>] nouveau_channel_alloc+0x22c/0x470 [nouveau] [ 17.226700] [<ffffffffa07e3df1>] nouveau_card_init_channel+0x51/0x170 [nouveau] [ 17.226715] [<ffffffffa07e4308>] nouveau_card_init+0x258/0x3d0 [nouveau] [ 17.226730] [<ffffffffa07e47c9>] nouveau_load+0x329/0x550 [nouveau] [ 17.226745] [<ffffffffa0759290>] drm_get_pci_dev+0x190/0x2c0 [drm] [ 17.226755] [<ffffffffa0861e79>] nouveau_pci_probe+0x15/0x17 [nouveau] [ 17.226772] [<ffffffff81296cdf>] local_pci_probe+0x5f/0xd0 [ 17.226777] [<ffffffff81297458>] pci_device_probe+0x88/0xb0 [ 17.226781] [<ffffffff8132ef78>] really_probe+0x68/0x190 [ 17.226786] [<ffffffff8132f285>] driver_probe_device+0x45/0x70 [ 17.226791] [<ffffffff8132f35b>] __driver_attach+0xab/0xb0 [ 17.226795] [<ffffffff8132e096>] bus_for_each_dev+0x66/0x90 [ 17.226800] [<ffffffff8132edce>] driver_attach+0x1e/0x20 [ 17.226804] [<ffffffff8132e998>] bus_add_driver+0x158/0x290 [ 17.226808] [<ffffffff8132f614>] driver_register+0x74/0x130 [ 17.226813] [<ffffffff812976d6>] __pci_register_driver+0x66/0xe0 [ 17.226817] [<ffffffffa075977f>] drm_pci_init+0xdf/0xf0 [drm] [ 17.226827] [<ffffffffa0750748>] drm_init+0x58/0x70 [drm] [ 17.226836] [<ffffffffa0887048>] nouveau_init+0x48/0x4a [nouveau] [ 17.226849] [<ffffffff810002e4>] do_one_initcall+0x44/0x180 [ 17.226853] [<ffffffff8109693a>] sys_init_module+0xca/0x210 [ 17.226858] [<ffffffff8100268b>] system_call_fastpath+0x16/0x1b [ 17.226862] [ 17.226864] -> (&(&dev_priv->context_switch_lock)->rlock){-.....} ops: 6 { [ 17.226870] IN-HARDIRQ-W at: [ 17.226873] [<ffffffff8108500d>] mark_irqflags+0x19d/0x1c0 [ 17.226878] [<ffffffff8108716c>] __lock_acquire+0x5ac/0xa80 [ 17.226883] [<ffffffff81087d4e>] lock_acquire+0x9e/0x1d0 [ 17.226887] [<ffffffff8149bfa2>] _raw_spin_lock_irqsave+0x52/0x90 [ 17.226892] [<ffffffffa07e93bf>] nouveau_irq_handler+0x5f/0x130 [nouveau] [ 17.226909] [<ffffffff810a6fd9>] handle_IRQ_event+0x79/0x2f0 [ 17.226915] [<ffffffff810a99fd>] handle_fasteoi_irq+0x7d/0x100 [ 17.226920] [<ffffffff81004e52>] handle_irq+0x22/0x40 [ 17.226925] [<ffffffff81004add>] do_IRQ+0x5d/0xe0 [ 17.226930] [<ffffffff8149d153>] ret_from_intr+0x0/0x13 [ 17.226935] [<ffffffff8149a523>] mutex_lock_nested+0x73/0x3b0 [ 17.226940] [<ffffffff8122e367>] debugfs_create_by_name+0x57/0x1d0 [ 17.226945] [<ffffffff8122e568>] debugfs_create_file+0x88/0xb0 [ 17.226950] [<ffffffff8122e62b>] debugfs_create_dir+0x1b/0x20 [ 17.226954] [<ffffffffa086141a>] nouveau_debugfs_channel_init+0xca/0xf0 [nouveau] [ 17.226974] [<ffffffffa07e57d1>] nouveau_channel_alloc+0x2c1/0x470 [nouveau] [ 17.226990] [<ffffffffa07e3df1>] nouveau_card_init_channel+0x51/0x170 [nouveau] [ 17.227005] [<ffffffffa07e4308>] nouveau_card_init+0x258/0x3d0 [nouveau] [ 17.227021] [<ffffffffa07e47c9>] nouveau_load+0x329/0x550 [nouveau] [ 17.227036] [<ffffffffa0759290>] drm_get_pci_dev+0x190/0x2c0 [drm] [ 17.227047] [<ffffffffa0861e79>] nouveau_pci_probe+0x15/0x17 [nouveau] [ 17.227065] [<ffffffff81296cdf>] local_pci_probe+0x5f/0xd0 [ 17.227070] [<ffffffff81297458>] pci_device_probe+0x88/0xb0 [ 17.227075] [<ffffffff8132ef78>] really_probe+0x68/0x190 [ 17.227080] [<ffffffff8132f285>] driver_probe_device+0x45/0x70 [ 17.227085] [<ffffffff8132f35b>] __driver_attach+0xab/0xb0 [ 17.227090] [<ffffffff8132e096>] bus_for_each_dev+0x66/0x90 [ 17.227095] [<ffffffff8132edce>] driver_attach+0x1e/0x20 [ 17.227100] [<ffffffff8132e998>] bus_add_driver+0x158/0x290 [ 17.227105] [<ffffffff8132f614>] driver_register+0x74/0x130 [ 17.227110] [<ffffffff812976d6>] __pci_register_driver+0x66/0xe0 [ 17.227115] [<ffffffffa075977f>] drm_pci_init+0xdf/0xf0 [drm] [ 17.227125] [<ffffffffa0750748>] drm_init+0x58/0x70 [drm] [ 17.227134] [<ffffffffa0887048>] nouveau_init+0x48/0x4a [nouveau] [ 17.227148] [<ffffffff810002e4>] do_one_initcall+0x44/0x180 [ 17.227153] [<ffffffff8109693a>] sys_init_module+0xca/0x210 [ 17.227158] [<ffffffff8100268b>] system_call_fastpath+0x16/0x1b [ 17.227163] INITIAL USE at: [ 17.227166] [<ffffffff81086f9a>] __lock_acquire+0x3da/0xa80 [ 17.227171] [<ffffffff81087d4e>] lock_acquire+0x9e/0x1d0 [ 17.227175] [<ffffffff8149bfa2>] _raw_spin_lock_irqsave+0x52/0x90 [ 17.227180] [<ffffffffa07e95bf>] nouveau_irq_register+0x3f/0x70 [nouveau] [ 17.227197] [<ffffffffa085f5e2>] nv50_gpio_init+0x82/0x150 [nouveau] [ 17.227217] [<ffffffffa07e4218>] nouveau_card_init+0x168/0x3d0 [nouveau] [ 17.227233] [<ffffffffa07e47c9>] nouveau_load+0x329/0x550 [nouveau] [ 17.227248] [<ffffffffa0759290>] drm_get_pci_dev+0x190/0x2c0 [drm] [ 17.227259] [<ffffffffa0861e79>] nouveau_pci_probe+0x15/0x17 [nouveau] [ 17.227276] [<ffffffff81296cdf>] local_pci_probe+0x5f/0xd0 [ 17.227281] [<ffffffff81297458>] pci_device_probe+0x88/0xb0 [ 17.227286] [<ffffffff8132ef78>] really_probe+0x68/0x190 [ 17.227291] [<ffffffff8132f285>] driver_probe_device+0x45/0x70 [ 17.227296] [<ffffffff8132f35b>] __driver_attach+0xab/0xb0 [ 17.227301] [<ffffffff8132e096>] bus_for_each_dev+0x66/0x90 [ 17.227306] [<ffffffff8132edce>] driver_attach+0x1e/0x20 [ 17.227310] [<ffffffff8132e998>] bus_add_driver+0x158/0x290 [ 17.227315] [<ffffffff8132f614>] driver_register+0x74/0x130 [ 17.227320] [<ffffffff812976d6>] __pci_register_driver+0x66/0xe0 [ 17.227325] [<ffffffffa075977f>] drm_pci_init+0xdf/0xf0 [drm] [ 17.227336] [<ffffffffa0750748>] drm_init+0x58/0x70 [drm] [ 17.227344] [<ffffffffa0887048>] nouveau_init+0x48/0x4a [nouveau] [ 17.227358] [<ffffffff810002e4>] do_one_initcall+0x44/0x180 [ 17.227363] [<ffffffff8109693a>] sys_init_module+0xca/0x210 [ 17.227368] [<ffffffff8100268b>] system_call_fastpath+0x16/0x1b [ 17.227373] } [ 17.227374] ... key at: [<ffffffffa0875cf8>] __key.34928+0x0/0xfffffffffffec1b2 [nouveau] [ 17.227388] ... acquired at: [ 17.227390] [<ffffffff81082cb9>] check_usage_forwards+0x89/0x100 [ 17.227395] [<ffffffff81084839>] mark_lock_irq+0x99/0x2b0 [ 17.227399] [<ffffffff81084bc1>] mark_lock+0x171/0x420 [ 17.227403] [<ffffffff8108500d>] mark_irqflags+0x19d/0x1c0 [ 17.227407] [<ffffffff8108716c>] __lock_acquire+0x5ac/0xa80 [ 17.227411] [<ffffffff81087d4e>] lock_acquire+0x9e/0x1d0 [ 17.227416] [<ffffffff8149bfa2>] _raw_spin_lock_irqsave+0x52/0x90 [ 17.227420] [<ffffffffa07e93bf>] nouveau_irq_handler+0x5f/0x130 [nouveau] [ 17.227436] [<ffffffff810a6fd9>] handle_IRQ_event+0x79/0x2f0 [ 17.227440] [<ffffffff810a99fd>] handle_fasteoi_irq+0x7d/0x100 [ 17.227445] [<ffffffff81004e52>] handle_irq+0x22/0x40 [ 17.227449] [<ffffffff81004add>] do_IRQ+0x5d/0xe0 [ 17.227453] [<ffffffff8149d153>] ret_from_intr+0x0/0x13 [ 17.227457] [<ffffffff8149a523>] mutex_lock_nested+0x73/0x3b0 [ 17.227461] [<ffffffff8122e367>] debugfs_create_by_name+0x57/0x1d0 [ 17.227466] [<ffffffff8122e568>] debugfs_create_file+0x88/0xb0 [ 17.227470] [<ffffffff8122e62b>] debugfs_create_dir+0x1b/0x20 [ 17.227474] [<ffffffffa086141a>] nouveau_debugfs_channel_init+0xca/0xf0 [nouveau] [ 17.227493] [<ffffffffa07e57d1>] nouveau_channel_alloc+0x2c1/0x470 [nouveau] [ 17.227508] [<ffffffffa07e3df1>] nouveau_card_init_channel+0x51/0x170 [nouveau] [ 17.227523] [<ffffffffa07e4308>] nouveau_card_init+0x258/0x3d0 [nouveau] [ 17.227538] [<ffffffffa07e47c9>] nouveau_load+0x329/0x550 [nouveau] [ 17.227553] [<ffffffffa0759290>] drm_get_pci_dev+0x190/0x2c0 [drm] [ 17.227563] [<ffffffffa0861e79>] nouveau_pci_probe+0x15/0x17 [nouveau] [ 17.227580] [<ffffffff81296cdf>] local_pci_probe+0x5f/0xd0 [ 17.227585] [<ffffffff81297458>] pci_device_probe+0x88/0xb0 [ 17.227589] [<ffffffff8132ef78>] really_probe+0x68/0x190 [ 17.227594] [<ffffffff8132f285>] driver_probe_device+0x45/0x70 [ 17.227598] [<ffffffff8132f35b>] __driver_attach+0xab/0xb0 [ 17.227602] [<ffffffff8132e096>] bus_for_each_dev+0x66/0x90 [ 17.227607] [<ffffffff8132edce>] driver_attach+0x1e/0x20 [ 17.227611] [<ffffffff8132e998>] bus_add_driver+0x158/0x290 [ 17.227616] [<ffffffff8132f614>] driver_register+0x74/0x130 [ 17.227620] [<ffffffff812976d6>] __pci_register_driver+0x66/0xe0 [ 17.227625] [<ffffffffa075977f>] drm_pci_init+0xdf/0xf0 [drm] [ 17.227635] [<ffffffffa0750748>] drm_init+0x58/0x70 [drm] [ 17.227643] [<ffffffffa0887048>] nouveau_init+0x48/0x4a [nouveau] [ 17.227656] [<ffffffff810002e4>] do_one_initcall+0x44/0x180 [ 17.227661] [<ffffffff8109693a>] sys_init_module+0xca/0x210 [ 17.227665] [<ffffffff8100268b>] system_call_fastpath+0x16/0x1b [ 17.227669] [ 17.227671] [ 17.227672] stack backtrace: [ 17.227675] Pid: 2506, comm: modprobe Not tainted 2.6.38-wl-65107-gc5f1016-dirty #211 [ 17.227678] Call Trace: [ 17.227680] <IRQ> [<ffffffff81082c07>] ? print_irq_inversion_bug+0x137/0x160 [ 17.227689] [<ffffffff81082cb9>] ? check_usage_forwards+0x89/0x100 [ 17.227695] [<ffffffff810759b5>] ? sched_clock_local+0x25/0x90 [ 17.227699] [<ffffffff81082c30>] ? check_usage_forwards+0x0/0x100 [ 17.227704] [<ffffffff81084839>] ? mark_lock_irq+0x99/0x2b0 [ 17.227708] [<ffffffff810109cd>] ? save_stack_trace+0x2d/0x50 [ 17.227713] [<ffffffff81084bc1>] ? mark_lock+0x171/0x420 [ 17.227717] [<ffffffff8108500d>] ? mark_irqflags+0x19d/0x1c0 [ 17.227722] [<ffffffff8108716c>] ? __lock_acquire+0x5ac/0xa80 [ 17.227726] [<ffffffff8149cb65>] ? _raw_spin_unlock+0x55/0x60 [ 17.227731] [<ffffffff81009d79>] ? native_sched_clock+0x29/0x80 [ 17.227735] [<ffffffff81087d4e>] ? lock_acquire+0x9e/0x1d0 [ 17.227751] [<ffffffffa07e93bf>] ? nouveau_irq_handler+0x5f/0x130 [nouveau] [ 17.227756] [<ffffffff8149bfa2>] ? _raw_spin_lock_irqsave+0x52/0x90 [ 17.227772] [<ffffffffa07e93bf>] ? nouveau_irq_handler+0x5f/0x130 [nouveau] [ 17.227776] [<ffffffff81075b48>] ? sched_clock_cpu+0xa8/0x120 [ 17.227792] [<ffffffffa07e93bf>] ? nouveau_irq_handler+0x5f/0x130 [nouveau] [ 17.227797] [<ffffffff8108178e>] ? put_lock_stats.clone.14+0xe/0x40 [ 17.227801] [<ffffffff81081868>] ? lock_release_holdtime+0xa8/0x150 [ 17.227806] [<ffffffff810a6fd9>] ? handle_IRQ_event+0x79/0x2f0 [ 17.227810] [<ffffffff810a99f2>] ? handle_fasteoi_irq+0x72/0x100 [ 17.227816] [<ffffffff810a99fd>] ? handle_fasteoi_irq+0x7d/0x100 [ 17.227820] [<ffffffff81004e52>] ? handle_irq+0x22/0x40 [ 17.227824] [<ffffffff81004add>] ? do_IRQ+0x5d/0xe0 [ 17.227828] [<ffffffff8149d153>] ? ret_from_intr+0x0/0x13 [ 17.227831] <EOI> [<ffffffff81087d63>] ? lock_acquire+0xb3/0x1d0 [ 17.227840] [<ffffffff8122e367>] ? debugfs_create_by_name+0x57/0x1d0 [ 17.227844] [<ffffffff81075b48>] ? sched_clock_cpu+0xa8/0x120 [ 17.227849] [<ffffffff8149a523>] ? mutex_lock_nested+0x73/0x3b0 [ 17.227853] [<ffffffff8122e367>] ? debugfs_create_by_name+0x57/0x1d0 [ 17.227859] [<ffffffff8114487d>] ? simple_pin_fs+0x4d/0xb0 [ 17.227863] [<ffffffff8122e367>] ? debugfs_create_by_name+0x57/0x1d0 [ 17.227868] [<ffffffff8114487d>] ? simple_pin_fs+0x4d/0xb0 [ 17.227873] [<ffffffff8103f221>] ? get_parent_ip+0x11/0x50 [ 17.227878] [<ffffffff8122e367>] ? debugfs_create_by_name+0x57/0x1d0 [ 17.227883] [<ffffffff8122e568>] ? debugfs_create_file+0x88/0xb0 [ 17.227887] [<ffffffff8122e62b>] ? debugfs_create_dir+0x1b/0x20 [ 17.227906] [<ffffffffa086141a>] ? nouveau_debugfs_channel_init+0xca/0xf0 [nouveau] [ 17.227922] [<ffffffffa07e57d1>] ? nouveau_channel_alloc+0x2c1/0x470 [nouveau] [ 17.227938] [<ffffffffa07e3df1>] ? nouveau_card_init_channel+0x51/0x170 [nouveau] [ 17.227953] [<ffffffffa07e4308>] ? nouveau_card_init+0x258/0x3d0 [nouveau] [ 17.227968] [<ffffffffa07e47c9>] ? nouveau_load+0x329/0x550 [nouveau] [ 17.227980] [<ffffffffa0759290>] ? drm_get_pci_dev+0x190/0x2c0 [drm] [ 17.227997] [<ffffffffa0861e79>] ? nouveau_pci_probe+0x15/0x17 [nouveau] [ 17.228002] [<ffffffff81296cdf>] ? local_pci_probe+0x5f/0xd0 [ 17.228007] [<ffffffff81297458>] ? pci_device_probe+0x88/0xb0 [ 17.228012] [<ffffffff8132ee4a>] ? driver_sysfs_add+0x7a/0xb0 [ 17.228016] [<ffffffff8132ef78>] ? really_probe+0x68/0x190 [ 17.228021] [<ffffffff8132f285>] ? driver_probe_device+0x45/0x70 [ 17.228026] [<ffffffff8132f35b>] ? __driver_attach+0xab/0xb0 [ 17.228030] [<ffffffff8132f2b0>] ? __driver_attach+0x0/0xb0 [ 17.228035] [<ffffffff8132e096>] ? bus_for_each_dev+0x66/0x90 [ 17.228039] [<ffffffff8132edce>] ? driver_attach+0x1e/0x20 [ 17.228044] [<ffffffff8132e998>] ? bus_add_driver+0x158/0x290 [ 17.228057] [<ffffffffa0887000>] ? nouveau_init+0x0/0x4a [nouveau] [ 17.228062] [<ffffffff8132f614>] ? driver_register+0x74/0x130 [ 17.228076] [<ffffffffa0887000>] ? nouveau_init+0x0/0x4a [nouveau] [ 17.228081] [<ffffffff812976d6>] ? __pci_register_driver+0x66/0xe0 [ 17.228092] [<ffffffffa075977f>] ? drm_pci_init+0xdf/0xf0 [drm] [ 17.228105] [<ffffffffa0887000>] ? nouveau_init+0x0/0x4a [nouveau] [ 17.228114] [<ffffffffa0750748>] ? drm_init+0x58/0x70 [drm] [ 17.228127] [<ffffffffa0887048>] ? nouveau_init+0x48/0x4a [nouveau] [ 17.228132] [<ffffffff810002e4>] ? do_one_initcall+0x44/0x180 [ 17.228137] [<ffffffff8109693a>] ? sys_init_module+0xca/0x210 [ 17.228141] [<ffffffff8100268b>] ? system_call_fastpath+0x16/0x1b -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-03-24 09:52:29
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 Johannes Berg <joh...@si...> changed: What |Removed |Added ---------------------------------------------------------------------------- URL| |http://johannes.sipsolution | |s.net/files/nouveau-lockdep | |.txt -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-03-30 21:26:33
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 Andrew Morton <ak...@li...> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |ak...@li... --- Comment #1 from Andrew Morton <ak...@li...> 2011-03-30 21:26:16 --- Kernel version is unclear. Is this a 2.6.37->2.6.38 regression, or a post-2.6.38 regression? Thanks. -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-03-30 22:18:32
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 Lucas Stach <de...@ly...> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |de...@ly... --- Comment #2 from Lucas Stach <de...@ly...> 2011-03-30 22:18:22 --- I think this problem was introduced by 6f70a4c3d19e8e8e1047a4dbf0ca910fed39f619. This commit fixes a real problem, so it shouldn't be reverted, but still this issue needs to be fixed. It seems Ben isn't registered here at kernel bugzilla. I will drop him a mail about this. -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-03-30 22:36:26
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 Rafael J. Wysocki <rj...@si...> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |fl...@mi..., | |mac...@gm..., | |rj...@si... Blocks| |27352 -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-03-31 06:08:50
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 --- Comment #3 from Lucas Stach <de...@ly...> 2011-03-31 06:08:35 --- Created an attachment (id=52722) --> (https://bugzilla.kernel.org/attachment.cgi?id=52722) slight lock reordering from Ben Could you please test the attached patch? It should fix the problem, but as I'm physically away from my nvidia machine I could not test it myself. -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-03-31 07:06:11
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 --- Comment #4 from Johannes Berg <joh...@si...> 2011-03-31 07:05:53 --- Sorry for being unclear, it's a regression from 2.6.37 to 2.6.38. Compiling a kernel with the patch now. -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-03-31 07:49:47
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 --- Comment #5 from Johannes Berg <joh...@si...> 2011-03-31 07:49:36 --- Patch doesn't help, lockdep output looks the same as before (to me anyway, same locks involved and same complaint). -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-04-17 14:15:34
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 --- Comment #6 from Lucas Stach <de...@ly...> 2011-04-17 14:15:07 --- Created an attachment (id=54522) --> (https://bugzilla.kernel.org/attachment.cgi?id=54522) fix in nouveau tree Could you please try the attached patch? It is already in nouveau tree and should hopefully fix the issue. Just want to make sure if we can close this bug. -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-04-18 09:56:35
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 --- Comment #7 from Johannes Berg <joh...@si...> 2011-04-18 09:56:16 --- I'm now on 2.6.39-rc3 and while the issue persists, the patch doesn't apply. -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-04-18 12:50:42
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 --- Comment #8 from Johannes Berg <joh...@si...> 2011-04-18 12:50:17 --- Actually, that was wrong -- I wasn't booting the kernel I was compiling, 2.6.39-rc3 doesn't work at all, I only get a garbled screen :-( -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-05-01 14:20:15
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 --- Comment #9 from Florian Mickler <fl...@mi...> 2011-05-01 14:19:55 --- The Patch from comment #6 has been merged in 2.6.39-rc5. Can you retest with that? -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-05-14 22:23:38
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 Rafael J. Wysocki <rj...@si...> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |NEEDINFO -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-05-15 06:24:48
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 Johannes Berg <joh...@si...> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEEDINFO |RESOLVED Resolution| |CODE_FIX --- Comment #10 from Johannes Berg <joh...@si...> 2011-05-15 06:24:28 --- Sorry, I must've missed your email earlier -- I'm now on 2.6.39-rc7 and it doesn't seem to have this issue any more. -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |
From: <bug...@bu...> - 2011-05-15 09:15:23
|
https://bugzilla.kernel.org/show_bug.cgi?id=31782 Rafael J. Wysocki <rj...@si...> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|RESOLVED |CLOSED -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. |