Le vendredi, 24 février 2012 10.41:45, Enrico Zini a écrit : > > since version 3.2.0, when I resume from suspend the laptop screen > backlight turns on, but the screen contents remain all black. Other > monitors connected to the system wake up fine.
I'm getting the same symptoms, but with a different syslog error: [18889.928026] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung [18889.928036] [drm] capturing error event; look for more information in /debug/dri/0/i915_error_state [18889.928927] [drm:i915_wait_request] *ERROR* i915_wait_request returns -11 (awaiting 4 at 3, next 5) [18889.929209] [drm:init_ring_common] *ERROR* render ring initialization failed ctl 00000000 head 00000000 tail 00000000 start 00000000 [18889.992311] [drm] Changing LVDS panel from (+hsync, +vsync) to (-hsync, - vsync) [18889.992463] ------------[ cut here ]------------ [18889.992490] WARNING: at /home/blank/debian/kernel/release/linux-2.6/linux-2.6-3.2.7/debian/build/source_amd64_none/drivers/gpu/drm/i915/intel_display.c:793 intel_enable_pipe+0x68/0x11f [i915]() [18889.992493] Hardware name: Latitude D630 [18889.992495] PLL state assertion failure (expected on, current off) [18889.992497] Modules linked in: ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 iptable_filter ip_tables x_tables cn acpi_cpufreq mperf cpufreq_conservative cpufreq_stats cpufreq_powersave cpufreq_userspace parport_pc ppdev lp parport bnep rfcomm binfmt_misc kvm_intel kvm fuse ext2 loop joydev snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss pcmcia snd_mixer_oss snd_pcm snd_seq_midi snd_rawmidi dell_wmi sparse_keymap yenta_socket pcmcia_rsrc pcmcia_core snd_seq_midi_event evdev snd_seq dell_laptop dcdbas i2c_i801 snd_timer snd_seq_device pcspkr arc4 btusb psmouse bluetooth serio_raw iTCO_wdt iTCO_vendor_support snd iwl3945 iwl_legacy mac80211 cfg80211 i915 drm_kms_helper drm i2c_algo_bit i2c_core soundcore rfkill snd_page_alloc video battery button wmi ac power_supply processor ext4 mbcache jbd2 crc16 sha256_generic cryptd aes_x86_64 aes_generic cbc dm_crypt dm_mod sr_mod sd_mod crc_t10dif cdrom ata_generic uhci_hcd firewire_ohci thermal thermal_sys ahci libahci firewire_core crc_itu_t ata_piix ehci_hcd tg3 libphy libata scsi_mod usbcore usb_common [last unloaded: scsi_wait_scan] [18889.992572] Pid: 21437, comm: kworker/u:29 Not tainted 3.2.0-1-amd64 #1 [18889.992574] Call Trace: [18889.992580] [<ffffffff81046871>] ? warn_slowpath_common+0x78/0x8c [18889.992584] [<ffffffff8104691d>] ? warn_slowpath_fmt+0x45/0x4a [18889.992596] [<ffffffffa02749e3>] ? intel_enable_pipe+0x68/0x11f [i915] [18889.992607] [<ffffffffa0277551>] ? i9xx_crtc_mode_set+0xa19/0xa89 [i915] [18889.992618] [<ffffffffa0272c67>] ? intel_crtc_mode_set+0x60/0x8a [i915] [18889.992624] [<ffffffffa02534a8>] ? drm_crtc_helper_set_mode+0x22b/0x38f [drm_kms_helper] [18889.992628] [<ffffffff811a840d>] ? idr_pre_get+0x51/0x69 [18889.992635] [<ffffffffa025365e>] ? drm_helper_resume_force_mode+0x52/0xfe [drm_kms_helper] [18889.992643] [<ffffffffa0259cd2>] ? i915_reset+0x420/0x43a [i915] [18889.992652] [<ffffffffa025d1a1>] ? i915_driver_irq_postinstall+0x169/0x169 [i915] [18889.992660] [<ffffffffa025d250>] ? i915_error_work_func+0xaf/0xe7 [i915] [18889.992666] [<ffffffff8105ae45>] ? process_one_work+0x163/0x284 [18889.992669] [<ffffffff8105be0d>] ? worker_thread+0xc2/0x145 [18889.992672] [<ffffffff8105bd4b>] ? manage_workers.isra.23+0x15b/0x15b [18889.992675] [<ffffffff8105ef49>] ? kthread+0x76/0x7e [18889.992680] [<ffffffff81347934>] ? kernel_thread_helper+0x4/0x10 [18889.992683] [<ffffffff8105eed3>] ? kthread_worker_fn+0x139/0x139 [18889.992687] [<ffffffff81347930>] ? gs_change+0x13/0x13 [18889.992688] ---[ end trace 7275beeccf86fa64 ]--- Is that the same issue or should I report a separate bug ? Cheers, OdyX
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