Bug#757805: linux: linux-3.14.13/drivers/gpu/drm/i915/intel_panel.c:696 i9xx_enable_backlight+0xd4/0x100 [i915]()
On Mon, Aug 11, 2014 at 17:46:55 +0300, Martin-Éric Racine wrote: 2014-08-11 16:56 GMT+03:00 maximilian attems m...@stro.at: On Mon, Aug 11, 2014 at 04:30:01PM +0300, Martin-Éric Racine wrote: Package: src:linux Version: 3.14.13-2 Severity: normal File: linux While debugging something else, I found the following in syslog: can you reproduce with latest 3.16 (should be in exp). Yes, I can. See attached kernel oops dump. Please report this upstream following the instructions at https://01.org/linuxgraphics/documentation/how-report-bugs Thanks, Julien signature.asc Description: Digital signature
Bug#757805: linux: linux-3.14.13/drivers/gpu/drm/i915/intel_panel.c:696 i9xx_enable_backlight+0xd4/0x100 [i915]()
Package: src:linux Version: 3.14.13-2 Severity: normal File: linux While debugging something else, I found the following in syslog: Aug 10 11:17:10 suomi kernel: [2.743921] fbcon: inteldrmfb (fb0) is primary device Aug 10 11:17:10 suomi kernel: [2.762046] [drm] Setting output timings on SDVOB failed Aug 10 11:17:10 suomi kernel: [2.924020] [ cut here ] Aug 10 11:17:10 suomi kernel: [2.924093] WARNING: CPU: 0 PID: 64 at /build/linux-sud87B/linux-3.14.13/drivers/gpu/drm/i915/intel_panel.c:696 i9xx_enable_backlight+0xd4/0x100 [i915]() Aug 10 11:17:10 suomi kernel: [2.924094] backlight already enabled Aug 10 11:17:10 suomi kernel: [2.924116] Modules linked in: dell_laptop rfkill dcdbas ata_piix(+) firewire_ohci sdhci_pci sdhci mmc_core firewire_core crc_itu_t libata scsi_mod ehci_pci(+) uhci_hcd(+) ehci_h cd tg3 ptp pps_core libphy usbcore usb_common i915(+) i2c_algo_bit drm_kms_helper video thermal wmi button drm i2c_core thermal_sys Aug 10 11:17:10 suomi kernel: [2.924121] CPU: 0 PID: 64 Comm: systemd-udevd Not tainted 3.14-2-686-pae #1 Debian 3.14.13-2 Aug 10 11:17:10 suomi kernel: [2.924123] Hardware name: Dell Inc. Latitude D430 /07, BIOS A01 06/20/2007 Aug 10 11:17:10 suomi kernel: [2.924130] 0009 c142f0e4 f6555864 c105069e f8aa5995 f655587c 0040 f8a9f2ac Aug 10 11:17:10 suomi kernel: [2.924136] 02b8 f8a66c14 f8a66c14 f4e08000 f65bdc00 f657ec00 0296 c10506f3 Aug 10 11:17:10 suomi kernel: [2.924141] 0009 f6555864 f8aa5995 f655587c f8a66c14 f8a9f2ac 02b8 f8aa5995 Aug 10 11:17:10 suomi kernel: [2.924142] Call Trace: Aug 10 11:17:10 suomi kernel: [2.924152] [c142f0e4] ? dump_stack+0x3e/0x4e (the full trace is attached) This is with external display/keyboard/mouse attached to the docking station, while the laptop's own are disabled while the lid is closed. -- Package-specific info: ** Version: Linux version 3.14-2-686-pae (debian-ker...@lists.debian.org) (gcc version 4.8.3 (Debian 4.8.3-5) ) #1 SMP Debian 3.14.13-2 (2014-07-24) ** Command line: BOOT_IMAGE=/boot/vmlinuz-3.14-2-686-pae root=UUID=cd9a1998-9fb2-4208-aba6-bc2ba8f5e36a ro panic=15 video=TV-1:d quiet splash ** Tainted: W (512) * Taint on warning. ** Kernel log: [ 16.203125] systemd[1]: Starting Apply Kernel Variables... [ 16.677392] systemd[1]: Starting Load Kernel Modules... [ 16.678755] systemd[1]: Starting Journal Service... [ 16.680345] systemd[1]: Started Journal Service. [ 17.900721] lp: driver loaded but no devices found [ 18.551557] systemd-udevd[177]: starting version 208 [ 18.568723] ppdev: user-space parallel port driver [ 18.902989] parport_pc 00:0c: reported by Plug and Play ACPI [ 18.903105] parport0: PC-style at 0x378 (0x778), irq 7 [PCSPP,TRISTATE] [ 19.000257] lp0: using parport0 (interrupt-driven). [ 19.536546] fuse init (API version 7.22) [ 23.808515] EXT4-fs (sda1): re-mounted. Opts: (null) [ 24.744376] tsc: Marking TSC unstable due to TSC halts in idle [ 24.744395] ACPI: acpi_idle registered with cpuidle [ 24.750035] Switched to clocksource hpet [ 25.124326] ACPI: AC Adapter [AC] (on-line) [ 25.246832] ACPI: Battery Slot [BAT0] (battery present) [ 25.440867] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 [ 25.663586] snd_hda_intel :00:1b.0: irq 43 for MSI/MSI-X [ 25.784142] input: HDA Intel Headphone as /devices/pci:00/:00:1b.0/sound/card0/input9 [ 25.786843] input: HDA Intel Mic as /devices/pci:00/:00:1b.0/sound/card0/input8 [ 25.905740] intel_rng: FWH not detected [ 26.386002] leds_ss4200: no LED devices found [ 26.696788] yenta_cardbus :02:01.0: enabling device ( - 0003) [ 26.697048] yenta_cardbus :02:01.0: CardBus bridge found [1028:0201] [ 26.824765] yenta_cardbus :02:01.0: ISA IRQ mask 0x0c38, PCI irq 19 [ 26.824778] yenta_cardbus :02:01.0: Socket status: 3006 [ 26.824788] pci_bus :02: Raising subordinate bus# of parent bus (#02) from #03 to #06 [ 26.824809] yenta_cardbus :02:01.0: pcmcia: parent PCI bridge window: [io 0x5000-0x5fff] [ 26.824818] pcmcia_socket pcmcia_socket0: cs: IO port probe 0x5000-0x5fff: [ 26.826529] excluding 0x5000-0x50ff 0x5400-0x54ff [ 26.834021] yenta_cardbus :02:01.0: pcmcia: parent PCI bridge window: [mem 0xefb0-0xefbf] [ 26.834031] pcmcia_socket pcmcia_socket0: cs: memory probe 0xefb0-0xefbf: [ 26.834054] excluding 0xefbf-0xefbf [ 26.834065] yenta_cardbus :02:01.0: pcmcia: parent PCI bridge window: [mem 0x8000-0x83ff pref] [ 26.834073] pcmcia_socket pcmcia_socket0: cs: memory probe 0x8000-0x83ff: [ 26.834101] excluding 0x8000-0x83ff [ 27.505835] cfg80211: Calling CRDA to update world regulatory domain [ 27.873255] input: Dell WMI hotkeys as /devices/virtual/input/input12 [ 27.976413] iTCO_vendor_support: vendor-support=0 [
Bug#757805: linux: linux-3.14.13/drivers/gpu/drm/i915/intel_panel.c:696 i9xx_enable_backlight+0xd4/0x100 [i915]()
On Mon, Aug 11, 2014 at 04:30:01PM +0300, Martin-Éric Racine wrote: Package: src:linux Version: 3.14.13-2 Severity: normal File: linux While debugging something else, I found the following in syslog: can you reproduce with latest 3.16 (should be in exp). thank you. Aug 10 11:17:10 suomi kernel: [2.743921] fbcon: inteldrmfb (fb0) is primary device Aug 10 11:17:10 suomi kernel: [2.762046] [drm] Setting output timings on SDVOB failed Aug 10 11:17:10 suomi kernel: [2.924020] [ cut here ] Aug 10 11:17:10 suomi kernel: [2.924093] WARNING: CPU: 0 PID: 64 at /build/linux-sud87B/linux-3.14.13/drivers/gpu/drm/i915/intel_panel.c:696 i9xx_enable_backlight+0xd4/0x100 [i915]() Aug 10 11:17:10 suomi kernel: [2.924094] backlight already enabled Aug 10 11:17:10 suomi kernel: [2.924116] Modules linked in: dell_laptop rfkill dcdbas ata_piix(+) firewire_ohci sdhci_pci sdhci mmc_core firewire_core crc_itu_t libata scsi_mod ehci_pci(+) uhci_hcd(+) ehci_h cd tg3 ptp pps_core libphy usbcore usb_common i915(+) i2c_algo_bit drm_kms_helper video thermal wmi button drm i2c_core thermal_sys Aug 10 11:17:10 suomi kernel: [2.924121] CPU: 0 PID: 64 Comm: systemd-udevd Not tainted 3.14-2-686-pae #1 Debian 3.14.13-2 Aug 10 11:17:10 suomi kernel: [2.924123] Hardware name: Dell Inc. Latitude D430 /07, BIOS A01 06/20/2007 Aug 10 11:17:10 suomi kernel: [2.924130] 0009 c142f0e4 f6555864 c105069e f8aa5995 f655587c 0040 f8a9f2ac Aug 10 11:17:10 suomi kernel: [2.924136] 02b8 f8a66c14 f8a66c14 f4e08000 f65bdc00 f657ec00 0296 c10506f3 Aug 10 11:17:10 suomi kernel: [2.924141] 0009 f6555864 f8aa5995 f655587c f8a66c14 f8a9f2ac 02b8 f8aa5995 Aug 10 11:17:10 suomi kernel: [2.924142] Call Trace: Aug 10 11:17:10 suomi kernel: [2.924152] [c142f0e4] ? dump_stack+0x3e/0x4e -- maks -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of unsubscribe. Trouble? Contact listmas...@lists.debian.org
Bug#757805: linux: linux-3.14.13/drivers/gpu/drm/i915/intel_panel.c:696 i9xx_enable_backlight+0xd4/0x100 [i915]()
2014-08-11 16:56 GMT+03:00 maximilian attems m...@stro.at: On Mon, Aug 11, 2014 at 04:30:01PM +0300, Martin-Éric Racine wrote: Package: src:linux Version: 3.14.13-2 Severity: normal File: linux While debugging something else, I found the following in syslog: can you reproduce with latest 3.16 (should be in exp). Yes, I can. See attached kernel oops dump. Martin-Éric Aug 11 17:31:52 suomi kernel: [2.694959] [drm] Setting output timings on SDVOB failed Aug 11 17:31:52 suomi kernel: [2.804023] [ cut here ] Aug 11 17:31:52 suomi kernel: [2.804100] WARNING: CPU: 0 PID: 64 at /build/linux-c_peJ_/linux-3.16/drivers/gpu/drm/i915/intel_panel.c:758 i9xx_enable_backlight+0xcc/0xf0 [i915]() Aug 11 17:31:52 suomi kernel: [2.804101] backlight already enabled Aug 11 17:31:52 suomi kernel: [2.804124] Modules linked in: dell_laptop rfkill dcdbas ata_piix(+) libata firewire_ohci ehci_pci uhci_hcd(+) ehci_hcd scsi_mod sdhci_pci sdhci mmc_core firewire_core crc_itu_t usbcore usb_common tg3 ptp pps_core libphy wmi i915(+) i2c_algo_bit video drm_kms_helper drm button i2c_core thermal thermal_sys Aug 11 17:31:52 suomi kernel: [2.804129] CPU: 0 PID: 64 Comm: systemd-udevd Not tainted 3.16-trunk-686-pae #1 Debian 3.16-1~exp1 Aug 11 17:31:52 suomi kernel: [2.804131] Hardware name: Dell Inc. Latitude D430 /07, BIOS A01 06/20/2007 Aug 11 17:31:52 suomi kernel: [2.804137] 0009 c1443813 f356b870 c10530ae f8ad47be f356b888 0040 f8ace010 Aug 11 17:31:52 suomi kernel: [2.804143] 02f6 f8aa5e2c f8aa5e2c f36c f36ae800 f366 0246 c1053103 Aug 11 17:31:52 suomi kernel: [2.804148] 0009 f356b870 f8ad47be f356b888 f8aa5e2c f8ace010 02f6 f8ad47be Aug 11 17:31:52 suomi kernel: [2.804149] Call Trace: Aug 11 17:31:52 suomi kernel: [2.804159] [c1443813] ? dump_stack+0x3e/0x4e Aug 11 17:31:52 suomi kernel: [2.804165] [c10530ae] ? warn_slowpath_common+0x7e/0xa0 Aug 11 17:31:52 suomi kernel: [2.804222] [f8aa5e2c] ? i9xx_enable_backlight+0xcc/0xf0 [i915] Aug 11 17:31:52 suomi kernel: [2.804278] [f8aa5e2c] ? i9xx_enable_backlight+0xcc/0xf0 [i915] Aug 11 17:31:52 suomi kernel: [2.804282] [c1053103] ? warn_slowpath_fmt+0x33/0x40 Aug 11 17:31:52 suomi kernel: [2.804338] [f8aa5e2c] ? i9xx_enable_backlight+0xcc/0xf0 [i915] Aug 11 17:31:52 suomi kernel: [2.804396] [f8aa6f8f] ? intel_panel_enable_backlight+0x6f/0xd0 [i915] Aug 11 17:31:52 suomi kernel: [2.804448] [f8a7d81d] ? i9xx_crtc_enable+0x35d/0x3f0 [i915] Aug 11 17:31:52 suomi kernel: [2.804500] [f8a81883] ? __intel_set_mode+0x713/0x1440 [i915] Aug 11 17:31:52 suomi kernel: [2.804552] [f8a84b1d] ? intel_set_mode+0x1d/0x40 [i915] Aug 11 17:31:52 suomi kernel: [2.804604] [f8a85886] ? intel_crtc_set_config+0x7d6/0xbb0 [i915] Aug 11 17:31:52 suomi kernel: [2.804609] [c1446b1c] ? __ww_mutex_lock+0xc/0x6d Aug 11 17:31:52 suomi kernel: [2.804659] [f8a78c80] ? intel_user_framebuffer_destroy+0xa0/0xa0 [i915] Aug 11 17:31:52 suomi kernel: [2.804674] [f888dd86] ? drm_mode_set_config_internal+0x46/0xb0 [drm] Aug 11 17:31:52 suomi kernel: [2.804680] [f827352a] ? restore_fbdev_mode+0x9a/0xc0 [drm_kms_helper] Aug 11 17:31:52 suomi kernel: [2.804686] [f8273565] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x15/0x30 [drm_kms_helper] Aug 11 17:31:52 suomi kernel: [2.804691] [f8274e4e] ? drm_fb_helper_set_par+0x1e/0x60 [drm_kms_helper] Aug 11 17:31:52 suomi kernel: [2.804696] [c128735a] ? fbcon_init+0x46a/0x4b0 Aug 11 17:31:52 suomi kernel: [2.804701] [c12eed56] ? visual_init+0x96/0xf0 Aug 11 17:31:52 suomi kernel: [2.804705] [c12f0d54] ? do_bind_con_driver+0x104/0x2d0 Aug 11 17:31:52 suomi kernel: [2.804709] [c12f1406] ? do_take_over_console+0xf6/0x190 Aug 11 17:31:52 suomi kernel: [2.804712] [c1287df4] ? fbcon_event_notify+0x6f4/0x740 Aug 11 17:31:52 suomi kernel: [2.804717] [c1282c27] ? do_fbcon_takeover+0x57/0xc0 Aug 11 17:31:52 suomi kernel: [2.804721] [c1072666] ? notifier_call_chain+0x46/0x60 Aug 11 17:31:52 suomi kernel: [2.804725] [c1072907] ? __blocking_notifier_call_chain+0x37/0x50 Aug 11 17:31:52 suomi kernel: [2.804728] [c1072937] ? blocking_notifier_call_chain+0x17/0x20 Aug 11 17:31:52 suomi kernel: [2.804733] [c128e8eb] ? register_framebuffer+0x1bb/0x2d0 Aug 11 17:31:52 suomi kernel: [2.804739] [f827515d] ? drm_fb_helper_initial_config+0x2cd/0x1170 [drm_kms_helper] Aug 11 17:31:52 suomi kernel: [2.804788] [f8a6c860] ? gen4_write32+0x30/0xc0 [i915] Aug 11 17:31:52 suomi kernel: [2.804835] [f8a6c7b6] ? gen4_read32+0x36/0xb0 [i915] Aug 11 17:31:52 suomi kernel: [2.804888] [f8a8fcff] ? intel_fbdev_init+0x1af/0x530 [i915] Aug 11 17:31:52 suomi kernel: [2.804935] [f8a5e0bf] ? i915_hpd_irq_setup+0xaf/0xc0 [i915] Aug 11 17:31:52 suomi kernel: [2.804994] [f8ab0337] ?
