I hadn't seen this bug until today. I thought it must be a new bug, because package linux-image-2.6.20-16-generic got updated this morning to version 2.6.20-16.31. Since then I've seen the bug twice in a few hours, and never saw it before.
Here's the first one, which happened after the laptop had been up for a few hours: Sep 1 18:35:50 trpaslik kernel: [33904.788000] ipw3945: Error sending cmd #07 to daemon: time out after 500ms. Sep 1 18:35:53 trpaslik kernel: [33907.988000] ipw3945: Error sending SCAN_ABORT_CMD: time out after 500ms. Sep 1 18:35:53 trpaslik kernel: [33908.488000] ipw3945: Error sending cmd #08 to daemon: time out after 500ms. Sep 1 18:35:54 trpaslik kernel: [33908.988000] ipw3945: Error sending ADD_STA: time out after 500ms. Sep 1 18:35:54 trpaslik kernel: [33909.488000] ipw3945: Error sending SCAN_ABORT_CMD: time out after 500ms. Sep 1 18:35:54 trpaslik kernel: [33909.488000] ------------[ cut here ]------------ Sep 1 18:35:54 trpaslik kernel: [33909.488000] kernel BUG at kernel/workqueue.c:323! Sep 1 18:35:54 trpaslik kernel: [33909.488000] invalid opcode: 0000 [#1] Sep 1 18:35:54 trpaslik kernel: [33909.488000] SMP Sep 1 18:35:54 trpaslik kernel: [33909.488000] Modules linked in: isofs udf binfmt_misc rfcomm l2cap fglrx(P) ppdev acpi_cpufreq cpufreq_ondemand cpufreq_conservative cpufreq_stats freq_table cpufreq_userspace cpufreq_powersave sony_acpi pcc_acpi tc1100_wmi dev_acpi button asus_acpi backlight ac sbs container battery dock i2c_ec video nls_iso8859_1 nls_cp437 vfat fat ipv6 michael_mic arc4 ecb blkcipher ieee80211_crypt_tkip af_packet sbp2 parport_pc lp parport fuse snd_hda_intel snd_hda_codec saa7134_alsa snd_pcm_oss snd_mixer_oss joydev snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event ipw3945 saa7134 video_buf compat_ioctl32 ir_kbd_i2c i2c_core snd_seq snd_timer snd_seq_device ieee80211 sdhci ir_common hci_usb iTCO_wdt iTCO_vendor_support sky2 mmc_core videodev v4l2_common v4l1_compat ieee80211_crypt bluetooth tpm_infineon tpm tpm_bios psmouse intel_agp agpgart serio_raw snd soundcore pcspkr snd_page_alloc shpchp pci_hotplug tsdev evdev ext3 jbd mbcache sg sr_mod cdrom sd_mod generic Sep 1 18:35:54 trpaslik kernel: ata_generic ata_piix ohci1394 ieee1394 ehci_hcd libata scsi_mod uhci_hcd usbcore thermal processor fan fbcon tileblit font bitblit softcursor vesafb capability commoncap Sep 1 18:35:54 trpaslik kernel: [33909.488000] CPU: 0 Sep 1 18:35:54 trpaslik kernel: [33909.488000] EIP: 0060:[run_workqueue+238/320] Tainted: P VLI Sep 1 18:35:54 trpaslik kernel: [33909.488000] EFLAGS: 00010292 (2.6.20-16-generic #2) Sep 1 18:35:54 trpaslik kernel: [33909.488000] EIP is at run_workqueue+0xee/0x140 Sep 1 18:35:54 trpaslik kernel: [33909.488000] eax: 0002d2fc ebx: f7962ecc ecx: 00000246 edx: 00000000 Sep 1 18:35:54 trpaslik kernel: [33909.488000] esi: f7962ec0 edi: f7962ec8 ebp: 00000246 esp: f7925f58 Sep 1 18:35:54 trpaslik kernel: [33909.488000] ds: 007b es: 007b ss: 0068 Sep 1 18:35:54 trpaslik kernel: [33909.488000] Process ipw3945/0 (pid: 3796, ti=f7924000 task=df871560 task.ti=f7924000) Sep 1 18:35:54 trpaslik kernel: [33909.488000] Stack: 00000000 f7962ed4 f7925f9c 00000296 f7962ecb f7962ee0 00000001 f7962ec0 Sep 1 18:35:54 trpaslik kernel: [33909.488000] f7962ecc f7962ed4 f7925f9c c0137d97 00000001 00000000 c200c3c0 00010000 Sep 1 18:35:54 trpaslik kernel: [33909.488000] 00000000 00000000 df871560 c0120b40 00100100 00200200 ffffffff ffffffff Sep 1 18:35:54 trpaslik kernel: [33909.488000] Call Trace: Sep 1 18:35:54 trpaslik kernel: [33909.488000] [worker_thread+327/368] worker_thread+0x147/0x170 Sep 1 18:35:54 trpaslik kernel: [33909.488000] [default_wake_function+0/16] default_wake_function+0x0/0x10 Sep 1 18:35:54 trpaslik kernel: [33909.488000] [worker_thread+0/368] worker_thread+0x0/0x170 Sep 1 18:35:54 trpaslik kernel: [33909.488000] [kthread+186/240] kthread+0xba/0xf0 Sep 1 18:35:54 trpaslik kernel: [33909.488000] [keventd_create_kthread+110/112] keventd_create_kthread+0x6e/0x70 Sep 1 18:35:54 trpaslik kernel: [33909.488000] [kernel_thread_helper+7/16] kernel_thread_helper+0x7/0x10 Sep 1 18:35:54 trpaslik kernel: [33909.488000] ======================= Sep 1 18:35:54 trpaslik kernel: [33909.488000] Code: 24 00 00 00 00 e8 f3 72 fe ff 8b 44 24 10 3b 46 0c 0f 85 78 ff ff ff 83 6e 34 01 89 ea 83 c4 1c 89 f0 5b 5e 5f 5d e9 a2 76 1b 00 <0f> 0b eb fe 65 a1 08 00 00 00 8b 90 a4 00 00 00 05 94 01 00 00 Sep 1 18:35:54 trpaslik kernel: [33909.488000] EIP: [run_workqueue+238/320] run_workqueue+0xee/0x140 SS:ESP 0068:f7925f58 and here's the 2nd one, which happened just 3 minutes after rebooting, before I even tried to do anything: Sep 1 18:42:42 trpaslik kernel: [ 263.420000] ipw3945: Error sending cmd #07 to daemon: time out after 500ms. Sep 1 18:42:45 trpaslik kernel: [ 266.620000] ipw3945: Error sending SCAN_ABORT_CMD: time out after 500ms. Sep 1 18:42:45 trpaslik kernel: [ 267.120000] ipw3945: Error sending cmd #08 to daemon: time out after 500ms. Sep 1 18:42:46 trpaslik kernel: [ 267.620000] ipw3945: Error sending ADD_STA: time out after 500ms. Sep 1 18:42:46 trpaslik kernel: [ 268.120000] ipw3945: Error sending SCAN_ABORT_CMD: time out after 500ms. Sep 1 18:42:46 trpaslik kernel: [ 268.120000] ------------[ cut here ]------------ Sep 1 18:42:46 trpaslik kernel: [ 268.120000] kernel BUG at kernel/workqueue.c:323! Sep 1 18:42:46 trpaslik kernel: [ 268.120000] invalid opcode: 0000 [#1] Sep 1 18:42:46 trpaslik kernel: [ 268.120000] SMP Sep 1 18:42:46 trpaslik kernel: [ 268.120000] Modules linked in: binfmt_misc rfcomm l2cap fglrx(P) ppdev acpi_cpufreq cpufreq_ondemand cpufreq_conservative cpufreq_stats freq_table cpufreq_userspace cpufreq_powersave sony_acpi pcc_acpi tc1100_wmi dev_acpi button asus_acpi backlight ac sbs container battery dock i2c_ec video nls_iso8859_1 nls_cp437 vfat fat ipv6 michael_mic arc4 ecb blkcipher ieee80211_crypt_tkip af_packet sbp2 parport_pc lp parport fuse snd_hda_intel snd_hda_codec joydev saa7134_alsa snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss saa7134 ipw3945 video_buf compat_ioctl32 ir_kbd_i2c i2c_core snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq sdhci ieee80211 hci_usb ir_common snd_timer ieee80211_crypt pcspkr tpm_infineon tpm tpm_bios videodev v4l2_common v4l1_compat mmc_core sky2 bluetooth snd_seq_device iTCO_wdt iTCO_vendor_support psmouse snd soundcore snd_page_alloc serio_raw intel_agp agpgart shpchp pci_hotplug tsdev evdev ext3 jbd mbcache sg sr_mod cdrom sd_mod generic ata_gener Sep 1 18:42:46 trpaslik kernel: c ata_piix libata scsi_mod ohci1394 ieee1394 ehci_hcd uhci_hcd usbcore thermal processor fan fbcon tileblit font bitblit softcursor vesafb capability commoncap Sep 1 18:42:46 trpaslik kernel: [ 268.120000] CPU: 1 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] EIP: 0060:[run_workqueue+238/320] Tainted: P VLI Sep 1 18:42:46 trpaslik kernel: [ 268.120000] EFLAGS: 00010282 (2.6.20-16-generic #2) Sep 1 18:42:46 trpaslik kernel: [ 268.120000] EIP is at run_workqueue+0xee/0x140 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] eax: 000001a0 ebx: f7940ecc ecx: 00000246 edx: 00000000 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] esi: f7940ec0 edi: f7940ec8 ebp: 00000246 esp: dfd3bf58 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] ds: 007b es: 007b ss: 0068 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] Process ipw3945/1 (pid: 3764, ti=dfd3a000 task=f79e2a90 task.ti=dfd3a000) Sep 1 18:42:46 trpaslik kernel: [ 268.120000] Stack: 00000000 dfd3bf88 00000000 c214bc14 f7940ecb f7940ee0 00000001 f7940ec0 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] f7940ecc f7940ed4 dfd3bf9c c0137d97 00000001 00000000 c200c3c0 00010000 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] 00000000 00000000 f79e2a90 c0120b40 00100100 00200200 ffffffff ffffffff Sep 1 18:42:46 trpaslik kernel: [ 268.120000] Call Trace: Sep 1 18:42:46 trpaslik kernel: [ 268.120000] [worker_thread+327/368] worker_thread+0x147/0x170 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] [default_wake_function+0/16] default_wake_function+0x0/0x10 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] [worker_thread+0/368] worker_thread+0x0/0x170 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] [kthread+186/240] kthread+0xba/0xf0 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] [keventd_create_kthread+110/112] keventd_create_kthread+0x6e/0x70 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] [kernel_thread_helper+7/16] kernel_thread_helper+0x7/0x10 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] ======================= Sep 1 18:42:46 trpaslik kernel: [ 268.120000] Code: 24 00 00 00 00 e8 f3 72 fe ff 8b 44 24 10 3b 46 0c 0f 85 78 ff ff ff 83 6e 34 01 89 ea 83 c4 1c 89 f0 5b 5e 5f 5d e9 a2 76 1b 00 <0f> 0b eb fe 65 a1 08 00 00 00 8b 90 a4 00 00 00 05 94 01 00 00 Sep 1 18:42:46 trpaslik kernel: [ 268.120000] EIP: [run_workqueue+238/320] run_workqueue+0xee/0x140 SS:ESP 0068:dfd3bf58 It's an ASUS W1J laptop. -- ipw3945: kernel BUG at kernel/workqueue.c:323! https://bugs.launchpad.net/bugs/117842 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
