Description of problem: kernel crashed on boot Additional info: reporter: libreport-2.3.0 WARNING: CPU: 0 PID: 47 at drivers/gpu/drm/drm_irq.c:1121 drm_wait_one_vblank+0x164/0x170 [drm]() vblank not available on crtc 1, ret=-22 Modules linked in: i915 8139too i2c_algo_bit drm_kms_helper hid_logitech_dj drm 8139cp ata_generic yenta_socket pata_acpi mii video CPU: 0 PID: 47 Comm: kworker/u4:2 Not tainted 3.19.3-200.fc21.i686+PAE #1 Hardware name: Acer TravelMate 2420/Garda-910 , BIOS V1.03 02/06/2006 Workqueue: events_unbound async_run_entry_fn c0d289c7 fea914bc 00000000 f680bab8 c0a7a75e f680bafc f680baec c0466a7b f81ed1fc f680bb1c 0000002f f81eb4a3 00000461 f81c7d04 00000461 f81c7d04 f6428000 f6b1a000 00000001 f680bb08 c0466aee 00000009 f680bafc f81ed1fc Call Trace: [<c0a7a75e>] dump_stack+0x41/0x52 [<c0466a7b>] warn_slowpath_common+0x8b/0xc0 [<f81c7d04>] ? drm_wait_one_vblank+0x164/0x170 [drm] [<f81c7d04>] ? drm_wait_one_vblank+0x164/0x170 [drm] [<c0466aee>] warn_slowpath_fmt+0x3e/0x60 [<f81c7d04>] drm_wait_one_vblank+0x164/0x170 [drm] [<f83b3f22>] intel_enable_tv+0x22/0x60 [i915] [<f838102d>] i9xx_crtc_enable+0x35d/0x420 [i915] [<f837f935>] __intel_set_mode+0x8d5/0xab0 [i915] [<f8385306>] intel_set_mode+0x76/0xb0 [i915] [<f838553d>] intel_get_load_detect_pipe+0x1fd/0x4a0 [i915] [<f81d5fb0>] ? drm_mode_create+0x20/0x60 [drm] [<f83b4a86>] intel_tv_detect+0x106/0x5c0 [i915] [<f81ce6c9>] ? drm_mode_object_get_reg+0x69/0x80 [drm] [<f81357f8>] drm_helper_probe_single_connector_modes_merge_bits+0x2c8/0x410 [drm_kms_helper] [<f8135957>] drm_helper_probe_single_connector_modes+0x17/0x20 [drm_kms_helper] [<f813e7d1>] drm_fb_helper_probe_connector_modes.isra.3+0x41/0x60 [drm_kms_helper] [<f813f9f8>] drm_fb_helper_initial_config+0x48/0x380 [drm_kms_helper] [<c041108c>] ? __switch_to+0x11c/0x490 [<c0a7c137>] ? __schedule+0x247/0x800 [<f8393769>] intel_fbdev_initial_config+0x19/0x20 [i915] [<c04833ce>] async_run_entry_fn+0x4e/0x170 [<c08100fa>] ? deferred_probe_work_func+0xba/0xd0 [<c047aa70>] ? pwq_dec_nr_in_flight+0x40/0x90 [<c047c138>] process_one_work+0x118/0x370 [<c04c225d>] ? try_to_del_timer_sync+0x4d/0x80 [<c047ca39>] worker_thread+0x39/0x420 [<c047ca00>] ? rescuer_thread+0x2a0/0x2a0 [<c0480dd6>] kthread+0xa6/0xc0 [<c0a7ff41>] ret_from_kernel_thread+0x21/0x30 [<c0480d30>] ? kthread_create_on_node+0x130/0x130
Created attachment 1011101 [details] File: dmesg
Description of problem: Booting the computer causes this. Version-Release number of selected component: kernel Additional info: reporter: libreport-2.3.0 cmdline: BOOT_IMAGE=/vmlinuz-3.19.3-200.fc21.i686+PAE root=UUID=<REDACTED> ro rootflags=subvol=root rhgb quiet LANG=en_GB.utf8 kernel: 3.19.3-200.fc21.i686+PAE runlevel: N 5 type: Kerneloops Truncated backtrace: WARNING: CPU: 0 PID: 49 at drivers/gpu/drm/drm_irq.c:1121 drm_wait_one_vblank+0x164/0x170 [drm]() vblank not available on crtc 0, ret=-22 Modules linked in: xor i915 raid6_pq b44 i2c_algo_bit drm_kms_helper mii ssb firewire_ohci drm mmc_core firewire_core ata_generic crc_itu_t pata_acpi video CPU: 0 PID: 49 Comm: kworker/u4:1 Not tainted 3.19.3-200.fc21.i686+PAE #1 Hardware name: Dell Inc. MM061 /0KD882, BIOS A17 06/13/2007 Workqueue: events_unbound async_run_entry_fn c0d289c7 8b2b41fe 00000000 f4bd9ab8 c0a7a75e f4bd9afc f4bd9aec c0466a7b f820f1fc f4bd9b1c 00000031 f820d4a3 00000461 f81e9d04 00000461 f81e9d04 f6f68000 f6f88c00 00000000 f4bd9b08 c0466aee 00000009 f4bd9afc f820f1fc Call Trace: [<c0a7a75e>] dump_stack+0x41/0x52 [<c0466a7b>] warn_slowpath_common+0x8b/0xc0 [<f81e9d04>] ? drm_wait_one_vblank+0x164/0x170 [drm] [<f81e9d04>] ? drm_wait_one_vblank+0x164/0x170 [drm] [<c0466aee>] warn_slowpath_fmt+0x3e/0x60 [<f81e9d04>] drm_wait_one_vblank+0x164/0x170 [drm] [<f8408f22>] intel_enable_tv+0x22/0x60 [i915] [<f83d602d>] i9xx_crtc_enable+0x35d/0x420 [i915] [<f83d4935>] __intel_set_mode+0x8d5/0xab0 [i915] [<f83da306>] intel_set_mode+0x76/0xb0 [i915] [<f83da53d>] intel_get_load_detect_pipe+0x1fd/0x4a0 [i915] [<c08fab2f>] ? __i2c_transfer+0x5f/0x230 [<f8409a86>] intel_tv_detect+0x106/0x5c0 [i915] [<c04c0001>] ? ns_to_timespec64+0x61/0x90 [<f81fa790>] ? drm_get_edid+0x30/0x3d0 [drm] [<f82267f8>] drm_helper_probe_single_connector_modes_merge_bits+0x2c8/0x410 [drm_kms_helper] [<f8226957>] drm_helper_probe_single_connector_modes+0x17/0x20 [drm_kms_helper] [<f822f7d1>] drm_fb_helper_probe_connector_modes.isra.3+0x41/0x60 [drm_kms_helper] [<f82309f8>] drm_fb_helper_initial_config+0x48/0x380 [drm_kms_helper] [<c041108c>] ? __switch_to+0x11c/0x490 [<c0a7c137>] ? __schedule+0x247/0x800 [<f83e8769>] intel_fbdev_initial_config+0x19/0x20 [i915] [<c04833ce>] async_run_entry_fn+0x4e/0x170 [<c08100fa>] ? deferred_probe_work_func+0xba/0xd0 [<c047aa70>] ? pwq_dec_nr_in_flight+0x40/0x90 [<c047c138>] process_one_work+0x118/0x370 [<c04c225d>] ? try_to_del_timer_sync+0x4d/0x80 [<c047ca39>] worker_thread+0x39/0x420 [<c047ca00>] ? rescuer_thread+0x2a0/0x2a0 [<c0480dd6>] kthread+0xa6/0xc0 [<c0a7ff41>] ret_from_kernel_thread+0x21/0x30 [<c0480d30>] ? kthread_create_on_node+0x130/0x130
This doesn't seem to happen with kernel 3.18.9
*** Bug 1210101 has been marked as a duplicate of this bug. ***
Description of problem: booted system Version-Release number of selected component: kernel Additional info: reporter: libreport-2.2.3 cmdline: BOOT_IMAGE=/vmlinuz-3.19.4-100.fc20.i686+PAE root=UUID=21b33ae1-148a-46cb-a216-235976a07c6a ro rd.md=0 rd.lvm=0 rd.dm=0 rd.luks=0 rhgb quiet LANG=de_DE.UTF-8 kernel: 3.19.4-100.fc20.i686+PAE runlevel: unknown type: Kerneloops Truncated backtrace: WARNING: CPU: 0 PID: 6 at drivers/gpu/drm/drm_irq.c:1121 drm_wait_one_vblank+0x14d/0x180 [drm]() vblank not available on crtc 0, ret=-22 Modules linked in: iTCO_wdt gpio_ich iTCO_vendor_support snd_intel8x0(+) ppdev snd_ac97_codec ac97_bus snd_seq ipw2200 snd_seq_device libipw lib80211 snd_pcm i915 serio_raw i2c_algo_bit cfg80211 drm_kms_helper i2c_i801 lpc_ich thinkpad_acpi snd_timer mfd_core snd drm soundcore rfkill video parport_pc parport acpi_cpufreq irda crc_ccitt nfsd auth_rpcgss nfs_acl lockd grace sunrpc ata_generic tg3 pata_acpi yenta_socket ptp pps_core CPU: 0 PID: 6 Comm: kworker/u2:0 Not tainted 3.19.4-100.fc20.i686+PAE #1 Hardware name: IBM 18714AG/18714AG, BIOS 70ET69WW (1.29 ) 05/29/2007 Workqueue: events_unbound async_run_entry_fn c0d00947 86dfce37 00000000 f4d23ab8 c0a552bd f4d23af8 f4d23ae8 c0464277 f864c15c f4d23b18 00000006 f864a403 00000461 f8627a4d f8627a4d f3f80000 f3dee400 00000000 f4d23b04 c04642ee 00000009 f4d23af8 f864c15c f4d23b18 Call Trace: [<c0a552bd>] dump_stack+0x41/0x52 [<c0464277>] warn_slowpath_common+0x87/0xc0 [<f8627a4d>] ? drm_wait_one_vblank+0x14d/0x180 [drm] [<f8627a4d>] ? drm_wait_one_vblank+0x14d/0x180 [drm] [<c04642ee>] warn_slowpath_fmt+0x3e/0x60 [<f8627a4d>] drm_wait_one_vblank+0x14d/0x180 [drm] [<f896daa2>] intel_enable_tv+0x22/0x60 [i915] [<f893bba5>] i9xx_crtc_enable+0x355/0x410 [i915] [<f893a54d>] __intel_set_mode+0x86d/0xa40 [i915] [<f893fce6>] intel_set_mode+0x76/0xb0 [i915] [<f893ff22>] intel_get_load_detect_pipe+0x202/0x490 [i915] [<f896e5f6>] intel_tv_detect+0x106/0x5d0 [i915] [<f8932c01>] ? intel_user_framebuffer_destroy+0x51/0x80 [i915] [<f862e701>] ? drm_rotation_simplify+0x31/0x50 [drm] [<f85f2750>] drm_helper_probe_single_connector_modes_merge_bits+0x2c0/0x3b0 [drm_kms_helper] [<f85f2857>] drm_helper_probe_single_connector_modes+0x17/0x20 [drm_kms_helper] [<f85fb031>] drm_fb_helper_probe_connector_modes.isra.3+0x41/0x60 [drm_kms_helper] [<f85fc1b8>] drm_fb_helper_initial_config+0x48/0x380 [drm_kms_helper] [<c0410baf>] ? __switch_to+0xef/0x440 [<c0a57d27>] ? __schedule+0x247/0x750 [<f894dee9>] intel_fbdev_initial_config+0x19/0x20 [i915] [<c047ffde>] async_run_entry_fn+0x4e/0x170 [<c07f5d72>] ? deferred_probe_work_func+0x92/0xc0 [<c0479237>] process_one_work+0x117/0x340 [<c04bde5b>] ? mod_timer+0x10b/0x1b0 [<c047980a>] worker_thread+0xea/0x400 [<c0479720>] ? rescuer_thread+0x2c0/0x2c0 [<c047da56>] kthread+0xa6/0xc0 [<c0a5b601>] ret_from_kernel_thread+0x21/0x30 [<c047d9b0>] ? kthread_create_on_node+0x130/0x130
I noticed that this problem doesn't happen with non PAE kernels. That said 3 out of 3 reports of this bug are using a i686+PAE kernel, so this might be an indication.
*** This bug has been marked as a duplicate of bug 1204509 ***