On 2012-12-31 18:24, Alan Stern wrote: > Can you provide the entire output? Two lines isn't enough. It just happened again. Messages in edited form: Jan 1 07:23:46 bobo dbus[3106]: [system] Rejected send message, 2 matched rules; type="method_return", sender=":1.1" (uid=0 pid=3076 comm="/usr/lib/systemd/systemd-logind ") interface="(unset)" member="(unset)" error name="(unset)" requested_reply="0" destination=":1.34" (uid=500 pid=4183 comm="gnome-session ") Jan 1 08:51:21 bobo kernel: irq 18: nobody cared (try booting with the "irqpoll" option) Jan 1 08:51:21 bobo kernel: Pid: 22652, comm: irq/18-ohci_hcd Not tainted 3.6.11 #19 Jan 1 08:51:21 bobo kernel: Call Trace: Jan 1 08:51:21 bobo kernel: [<ffffffff8109dd56>] ? __report_bad_irq+0x36/0xd0 Jan 1 08:51:21 bobo kernel: [<ffffffff8109e059>] ? note_interrupt+0x1c9/0x220 Jan 1 08:51:21 bobo kernel: [<ffffffff8109c8e0>] ? irq_thread_fn+0x40/0x40 Jan 1 08:51:21 bobo kernel: [<ffffffff8109c6a5>] ? irq_thread+0x145/0x180 Jan 1 08:51:21 bobo kernel: [<ffffffff81060d8c>] ? __wake_up_common+0x4c/0x80 Jan 1 08:51:21 bobo kernel: [<ffffffff8109c7e0>] ? irq_finalize_oneshot+0x100/0x100 Jan 1 08:51:21 bobo kernel: [<ffffffff8109c560>] ? wake_threads_waitq+0x50/0x50 Jan 1 08:51:21 bobo kernel: [<ffffffff81058d75>] ? kthread+0x85/0x90 Jan 1 08:51:21 bobo kernel: [<ffffffff8141ec34>] ? kernel_thread_helper+0x4/0x10 Jan 1 08:51:21 bobo kernel: [<ffffffff81058cf0>] ? kthread_freezable_should_stop+0x50/0x50 Jan 1 08:51:21 bobo kernel: [<ffffffff8141ec30>] ? gs_change+0xb/0xb Jan 1 08:51:21 bobo kernel: handlers: Jan 1 08:51:21 bobo kernel: [<ffffffff8109bc30>] irq_default_primary_handler threaded [<ffffffff812d5b90>] usb_hcd_irq Jan 1 08:51:21 bobo kernel: [<ffffffff8109bc30>] irq_default_primary_handler threaded [<ffffffff812d5b90>] usb_hcd_irq Jan 1 08:51:21 bobo kernel: [<ffffffff8109bc30>] irq_default_primary_handler threaded [<ffffffff812d5b90>] usb_hcd_irq Jan 1 08:51:21 bobo kernel: Disabling IRQ #18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 0 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 1 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 2 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 3 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 4 has error -114 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 5 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 6 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 7 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 8 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 9 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 0 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 1 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 2 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 3 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 4 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 5 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 6 has error -114 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 7 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 8 has error -18 Jan 1 08:51:22 bobo kernel: pwc: Iso frame 9 has error -18 (....) Jan 1 08:51:33 bobo kernel: pwc: Iso frame 5 has error -18 Jan 1 08:51:33 bobo kernel: pwc: Iso frame 6 has error -18 Jan 1 08:51:33 bobo kernel: pwc: Iso frame 7 has error -18 Jan 1 08:51:33 bobo kernel: pwc: Iso frame 8 has error -18 Jan 1 08:51:33 bobo kernel: pwc: Iso frame 9 has error -18 Jan 1 08:51:34 bobo systemd[1]: motion.service: main process exited, code=killed, status=9 Jan 1 08:51:34 bobo systemd[1]: Unit motion.service entered failed state. Jan 1 08:51:34 bobo kernel: usbcore: deregistering interface driver Philips webcam Jan 1 08:51:34 bobo kernel: ohci_hcd 0000:00:13.0: remove, state 1 Jan 1 08:51:34 bobo kernel: usb usb2: USB disconnect, device number 1 Jan 1 08:51:34 bobo kernel: usb 2-4: USB disconnect, device number 2 Jan 1 08:51:34 bobo kernel: ohci_hcd 0000:00:13.0: USB bus 2 deregistered Jan 1 08:51:34 bobo kernel: ohci_hcd 0000:00:13.0: OHCI Host Controller Jan 1 08:51:34 bobo kernel: ohci_hcd 0000:00:13.0: new USB bus registered, assigned bus number 2 Jan 1 08:51:34 bobo kernel: ohci_hcd 0000:00:13.0: irq 18, io mem 0xfeb4e000 Jan 1 08:51:34 bobo kernel: usb usb2: New USB device found, idVendor=1d6b, idProduct=0001 Jan 1 08:51:34 bobo kernel: usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 Jan 1 08:51:34 bobo kernel: usb usb2: Product: OHCI Host Controller Jan 1 08:51:34 bobo kernel: usb usb2: Manufacturer: Linux 3.6.11 ohci_hcd Jan 1 08:51:34 bobo kernel: usb usb2: SerialNumber: 0000:00:13.0 Jan 1 08:51:34 bobo kernel: hub 2-0:1.0: USB hub found Jan 1 08:51:34 bobo kernel: hub 2-0:1.0: 5 ports detected Jan 1 08:51:34 bobo udevd[1580]: RUN+="socket:..." support will be removed from a future udev release. Please remove it from: /etc/udev/rules.d/90-hal.rules:2 and use libudev to subscribe to events. Jan 1 08:51:34 bobo kernel: usbcore: registered new interface driver Philips webcam Jan 1 08:51:34 bobo motion: [0] [NTC] [ALL] conf_load: Processing thread 0 - config file /etc/motion/motion.conf Jan 1 08:51:34 bobo motion: [0] [NTC] [ALL] motion_startup: Motion 3.3.0 Started Jan 1 08:51:34 bobo motion: [0] [NTC] [ALL] motion_startup: Logging to file (/var/log/motion.log /tmp/motion.log) Jan 1 08:51:34 bobo motion[17612]: Starting motion: [ OK ] Jan 1 08:51:35 bobo kernel: usb 2-4: new full-speed USB device number 2 using ohci_hcd Jan 1 08:51:35 bobo kernel: usb 2-4: New USB device found, idVendor=0471, idProduct=0311 Jan 1 08:51:35 bobo kernel: usb 2-4: New USB device strings: Mfr=0, Product=0, SerialNumber=1 Jan 1 08:51:35 bobo kernel: usb 2-4: SerialNumber: 01690000A5000000 Jan 1 08:51:35 bobo kernel: pwc: Philips PCVC740K (ToUCam Pro)/PCVC840 (ToUCam II) USB webcam detected. Jan 1 08:51:35 bobo kernel: pwc: Registered as video0. Jan 1 08:51:35 bobo kernel: input: PWC snapshot button as /devices/pci0000:00/0000:00:13.0/usb2/2-4/input/input9 Jan 1 08:51:36 bobo mtp-probe: checking bus 2, device 2: "/sys/devices/pci0000:00/0000:00:13.0/usb2/2-4" Jan 1 08:51:36 bobo mtp-probe: bus: 2, device: 2 was not an MTP device dmesg startingsunday afternoon, edited: Result: hostbyte=0x04 driverbyte=0x00 sd 7:0:0:0: [sde] Stopping disk sd 7:0:0:0: [sde] START_STOP FAILED sd 7:0:0:0: [sde] Result: hostbyte=0x04 driverbyte=0x00 Peer 78.131.193.150:10820/44453 unexpectedly shrunk window 286174878:286174883 (repaired) Peer 78.131.193.150:10820/44453 unexpectedly shrunk window 286174878:286174883 (repaired) Peer 78.131.193.150:10820/44453 unexpectedly shrunk window 286174878:286174883 (repaired) Peer 78.131.193.150:10820/44453 unexpectedly shrunk window 286174878:286174883 (repaired) Peer 78.131.193.150:10820/44453 unexpectedly shrunk window 286174878:286174883 (repaired) Peer 189.80.10.45:59687/58128 unexpectedly shrunk window 532977130:532977135 (repaired) Peer 189.80.10.45:59687/58128 unexpectedly shrunk window 532977130:532977135 (repaired) Peer 189.80.10.45:59687/58128 unexpectedly shrunk window 532977130:532977135 (repaired) Peer 189.80.10.45:59687/58128 unexpectedly shrunk window 532977130:532977135 (repaired) Peer 189.80.10.45:59687/58128 unexpectedly shrunk window 532977130:532977135 (repaired) Peer 189.80.10.45:59687/46190 unexpectedly shrunk window 3337070344:3337070349 (repaired) Peer 189.80.10.45:59687/46190 unexpectedly shrunk window 3337070344:3337070349 (repaired) Peer 189.80.10.45:59687/46190 unexpectedly shrunk window 3337070344:3337070349 (repaired) Peer 189.80.10.45:59687/46190 unexpectedly shrunk window 3337070344:3337070349 (repaired) irq 18: nobody cared (try booting with the "irqpoll" option) Pid: 22652, comm: irq/18-ohci_hcd Not tainted 3.6.11 #19 Call Trace: [<ffffffff8109dd56>] ? __report_bad_irq+0x36/0xd0 [<ffffffff8109e059>] ? note_interrupt+0x1c9/0x220 [<ffffffff8109c8e0>] ? irq_thread_fn+0x40/0x40 [<ffffffff8109c6a5>] ? irq_thread+0x145/0x180 [<ffffffff81060d8c>] ? __wake_up_common+0x4c/0x80 [<ffffffff8109c7e0>] ? irq_finalize_oneshot+0x100/0x100 [<ffffffff8109c560>] ? wake_threads_waitq+0x50/0x50 [<ffffffff81058d75>] ? kthread+0x85/0x90 [<ffffffff8141ec34>] ? kernel_thread_helper+0x4/0x10 [<ffffffff81058cf0>] ? kthread_freezable_should_stop+0x50/0x50 [<ffffffff8141ec30>] ? gs_change+0xb/0xb handlers: [<ffffffff8109bc30>] irq_default_primary_handler threaded [<ffffffff812d5b90>] usb_hcd_irq [<ffffffff8109bc30>] irq_default_primary_handler threaded [<ffffffff812d5b90>] usb_hcd_irq [<ffffffff8109bc30>] irq_default_primary_handler threaded [<ffffffff812d5b90>] usb_hcd_irq Disabling IRQ #18 pwc: Iso frame 0 has error -18 pwc: Iso frame 1 has error -18 pwc: Iso frame 2 has error -18 pwc: Iso frame 3 has error -18 pwc: Iso frame 4 has error -114 pwc: Iso frame 5 has error -18 pwc: Iso frame 6 has error -18 pwc: Iso frame 7 has error -18 pwc: Iso frame 8 has error -18 pwc: Iso frame 9 has error -18 pwc: Iso frame 0 has error -18 pwc: Iso frame 1 has error -18 pwc: Iso frame 2 has error -18 pwc: Iso frame 3 has error -18 pwc: Iso frame 4 has error -18 pwc: Iso frame 5 has error -18 pwc: Iso frame 6 has error -114 pwc: Iso frame 7 has error -18 pwc: Iso frame 8 has error -18 pwc: Iso frame 9 has error -18 pwc: Iso frame 0 has error -18 pwc: Iso frame 1 has error -18 pwc: Iso frame 2 has error -18 pwc: Iso frame 3 has error -18 pwc: Iso frame 4 has error -114 pwc: Iso frame 5 has error -18 pwc: Iso frame 6 has error -18 pwc: Iso frame 7 has error -18 pwc: Iso frame 8 has error -18 pwc: Iso frame 9 has error -18 pwc: Iso frame 0 has error -18 pwc: Iso frame 1 has error -18 (...) pwc: Iso frame 5 has error -18 pwc: Iso frame 6 has error -18 pwc: Iso frame 7 has error -18 pwc: Iso frame 8 has error -18 pwc: Iso frame 9 has error -18 usbcore: deregistering interface driver Philips webcam ohci_hcd 0000:00:13.0: remove, state 1 ohci_hcd 0000:00:13.0: roothub graceful disconnect usb usb2: USB disconnect, device number 1 usb 2-4: USB disconnect, device number 2 usb 2-4: unregistering device usb 2-4: unregistering interface 2-4:1.0 usb 2-4: unregistering interface 2-4:1.1 usb 2-4: unregistering interface 2-4:1.2 usb 2-4: usb_disable_device nuking all URBs usb usb2: unregistering device usb usb2: unregistering interface 2-0:1.0 ohci_hcd 0000:00:13.0: shutdown urb ffff88015ff9ec00 ep1in-intr usb usb2: usb_disable_device nuking all URBs ohci_hcd 0000:00:13.0: OHCI controller state ohci_hcd 0000:00:13.0: OHCI 1.0, NO legacy support registers, rh state running ohci_hcd 0000:00:13.0: control 0x083 HCFS=operational CBSR=3 ohci_hcd 0000:00:13.0: cmdstatus 0x00000 SOC=0 ohci_hcd 0000:00:13.0: intrstatus 0x00000024 FNO SF ohci_hcd 0000:00:13.0: intrenable 0x8000005a MIE RHSC UE RD WDH ohci_hcd 0000:00:13.0: ed_controlhead 00131000 ohci_hcd 0000:00:13.0: hcca frame #9653 ohci_hcd 0000:00:13.0: roothub.a 02001205 POTPGT=2 NOCP NPS NDP=5(5) ohci_hcd 0000:00:13.0: roothub.b 00000000 PPCM=0000 DR=0000 ohci_hcd 0000:00:13.0: roothub.status 00008000 DRWE ohci_hcd 0000:00:13.0: roothub.portstatus [0] 0x00000100 PPS ohci_hcd 0000:00:13.0: roothub.portstatus [1] 0x00000100 PPS ohci_hcd 0000:00:13.0: roothub.portstatus [2] 0x00000100 PPS ohci_hcd 0000:00:13.0: roothub.portstatus [3] 0x00000103 PPS PES CCS ohci_hcd 0000:00:13.0: roothub.portstatus [4] 0x00000100 PPS ohci_hcd 0000:00:13.0: USB bus 2 deregistered ohci_hcd 0000:00:13.0: OHCI Host Controller ohci_hcd 0000:00:13.0: new USB bus registered, assigned bus number 2 ohci_hcd 0000:00:13.0: created debug files ohci_hcd 0000:00:13.0: supports USB remote wakeup ohci_hcd 0000:00:13.0: irq 18, io mem 0xfeb4e000 hub 5-0:1.0: state 7 ports 5 chg 0000 evt 0010 ehci_hcd 0000:00:13.2: GetStatus port:4 status 001803 0 ACK POWER sig=j CSC CONNECT hub 5-0:1.0: port 4, status 0501, change 0001, 480 Mb/s ohci_hcd 0000:00:13.0: OHCI controller state ohci_hcd 0000:00:13.0: OHCI 1.0, NO legacy support registers, rh state running ohci_hcd 0000:00:13.0: control 0x083 HCFS=operational CBSR=3 ohci_hcd 0000:00:13.0: cmdstatus 0x00000 SOC=0 ohci_hcd 0000:00:13.0: intrstatus 0x00000004 SF ohci_hcd 0000:00:13.0: intrenable 0x8000005a MIE RHSC UE RD WDH ohci_hcd 0000:00:13.0: hcca frame #0004 ohci_hcd 0000:00:13.0: roothub.a 02001205 POTPGT=2 NOCP NPS NDP=5(5) ohci_hcd 0000:00:13.0: roothub.b 00000000 PPCM=0000 DR=0000 ohci_hcd 0000:00:13.0: roothub.status 00008000 DRWE ohci_hcd 0000:00:13.0: roothub.portstatus [0] 0x00000100 PPS ohci_hcd 0000:00:13.0: roothub.portstatus [1] 0x00000100 PPS ohci_hcd 0000:00:13.0: roothub.portstatus [2] 0x00000100 PPS ohci_hcd 0000:00:13.0: roothub.portstatus [3] 0x00010100 CSC PPS ohci_hcd 0000:00:13.0: roothub.portstatus [4] 0x00000100 PPS usb usb2: default language 0x0409 usb usb2: udev 1, busnum 2, minor = 128 usb usb2: New USB device found, idVendor=1d6b, idProduct=0001 usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb2: Product: OHCI Host Controller usb usb2: Manufacturer: Linux 3.6.11 ohci_hcd usb usb2: SerialNumber: 0000:00:13.0 usb usb2: usb_probe_device usb usb2: configuration #1 chosen from 1 choice usb usb2: adding 2-0:1.0 (config #1, interface 0) hub 2-0:1.0: usb_probe_interface hub 2-0:1.0: usb_probe_interface - got id hub 2-0:1.0: USB hub found hub 2-0:1.0: 5 ports detected hub 2-0:1.0: standalone hub hub 2-0:1.0: no power switching (usb 1.0) hub 2-0:1.0: no over-current protection hub 2-0:1.0: power on to power good time: 4ms hub 2-0:1.0: local power source is good hub 2-0:1.0: trying to enable port power on non-switchable hub ohci_hcd 0000:00:13.0: GetStatus roothub.portstatus [3] = 0x00010100 CSC PPS hub 5-0:1.0: debounce: port 4: total 100ms stable 100ms status 0x501 usbcore: registered new interface driver Philips webcam ehci_hcd 0000:00:13.2: port 4 full speed --> companion ehci_hcd 0000:00:13.2: GetStatus port:4 status 003801 0 ACK POWER OWNER sig=j CONNECT hub 5-0:1.0: port 4 not reset yet, waiting 50ms ehci_hcd 0000:00:13.2: GetStatus port:4 status 003002 0 ACK POWER OWNER sig=se0 CSC hub 5-0:1.0: state 7 ports 5 chg 0000 evt 0010 ehci_hcd 0000:00:13.2: GetStatus port:4 status 003002 0 ACK POWER OWNER sig=se0 CSC hub 5-0:1.0: port 4, status 0100, change 0001, 12 Mb/s hub 5-0:1.0: debounce: port 4: total 100ms stable 100ms status 0x100 hub 2-0:1.0: state 7 ports 5 chg 0000 evt 0010 ohci_hcd 0000:00:13.0: GetStatus roothub.portstatus [3] = 0x00010101 CSC PPS CCS hub 2-0:1.0: port 4, status 0101, change 0001, 12 Mb/s hub 2-0:1.0: debounce: port 4: total 100ms stable 100ms status 0x101 ohci_hcd 0000:00:13.0: GetStatus roothub.portstatus [3] = 0x00100103 PRSC PPS PES CCS usb 2-4: new full-speed USB device number 2 using ohci_hcd ohci_hcd 0000:00:13.0: GetStatus roothub.portstatus [3] = 0x00100103 PRSC PPS PES CCS usb 2-4: ep0 maxpacket = 8 usb 2-4: skipped 4 descriptors after interface usb 2-4: skipped 2 descriptors after interface usb 2-4: skipped 1 descriptor after endpoint usb 2-4: skipped 2 descriptors after interface usb 2-4: skipped 1 descriptor after endpoint usb 2-4: skipped 2 descriptors after interface usb 2-4: skipped 1 descriptor after endpoint usb 2-4: skipped 2 descriptors after interface usb 2-4: skipped 1 descriptor after endpoint usb 2-4: default language 0x0409 usb 2-4: udev 2, busnum 2, minor = 129 usb 2-4: New USB device found, idVendor=0471, idProduct=0311 usb 2-4: New USB device strings: Mfr=0, Product=0, SerialNumber=1 usb 2-4: SerialNumber: 01690000A5000000 usb 2-4: usb_probe_device usb 2-4: configuration #1 chosen from 1 choice usb 2-4: adding 2-4:1.0 (config #1, interface 0) Philips webcam 2-4:1.0: usb_probe_interface Philips webcam 2-4:1.0: usb_probe_interface - got id pwc: Philips PCVC740K (ToUCam Pro)/PCVC840 (ToUCam II) USB webcam detected. pwc: Registered as video0. input: PWC snapshot button as /devices/pci0000:00/0000:00:13.0/usb2/2-4/input/input9 usb 2-4: adding 2-4:1.1 (config #1, interface 1) snd-usb-audio 2-4:1.1: usb_probe_interface snd-usb-audio 2-4:1.1: usb_probe_interface - got id usb 2-4: adding 2-4:1.2 (config #1, interface 2) hub 2-0:1.0: state 7 ports 5 chg 0000 evt 0010 ohci_hcd 0000:00:13.0: IRQ: 4 8000005a ohci_hcd 0000:00:13.0: last IRQ repeated 100 times ohci_hcd 0000:00:13.0: IRQ: 24 8000005a ohci_hcd 0000:00:13.0: last IRQ repeated 100 times (and nothing more in dmesg as of Tue Jan 1 09:06:45 CET 2013) This is a 3.6.11 kernel. 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