INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.44' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 27.341776][ T12] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 27.741799][ T12] usb 1-1: unable to get BOS descriptor or descriptor too short [ 27.781813][ T12] usb 1-1: not running at top speed; connect to a high speed hub [ 27.861792][ T12] usb 1-1: config 2 has an invalid interface number: 189 but max is 1 [ 27.870086][ T12] usb 1-1: config 2 has an invalid interface number: 80 but max is 1 [ 27.878486][ T12] usb 1-1: config 2 has no interface number 0 [ 27.884594][ T12] usb 1-1: config 2 has no interface number 1 [ 27.890808][ T12] usb 1-1: config 2 interface 189 altsetting 155 has an invalid endpoint with address 0x0, skipping [ 27.901666][ T12] usb 1-1: config 2 interface 189 altsetting 155 endpoint 0x4 has invalid maxpacket 2031, setting to 64 [ 27.912819][ T12] usb 1-1: config 2 interface 80 altsetting 5 endpoint 0xF has invalid maxpacket 1024, setting to 64 [ 27.923820][ T12] usb 1-1: config 2 interface 80 altsetting 5 has a duplicate endpoint with address 0x4, skipping [ 27.934551][ T12] usb 1-1: config 2 interface 80 altsetting 5 has a duplicate endpoint with address 0xF, skipping [ 27.945199][ T12] usb 1-1: config 2 interface 80 altsetting 5 endpoint 0x3 has invalid maxpacket 512, setting to 64 [ 27.956100][ T12] usb 1-1: config 2 interface 189 has no altsetting 0 [ 27.962909][ T12] usb 1-1: config 2 interface 80 has no altsetting 0 [ 28.201805][ T12] usb 1-1: string descriptor 0 read error: -22 [ 28.208198][ T12] usb 1-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=be.e9 [ 28.217311][ T12] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 28.242033][ T1792] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 28.264219][ T12] pvrusb2: Hardware description: Terratec Grabster AV400 [ 28.271369][ T12] pvrusb2: ********** [ 28.275414][ T12] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 28.285624][ T12] pvrusb2: Important functionality might not be entirely working. [ 28.293474][ T12] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 28.304888][ T12] pvrusb2: ********** [ 28.309195][ T12] usb 1-1: selecting invalid altsetting 0 [ 28.315465][ T102] pvrusb2: Invalid write control endpoint [ 28.318025][ T12] pvrusb2: Hardware description: Terratec Grabster AV400 [ 28.328415][ T12] pvrusb2: ********** [ 28.332467][ T12] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 28.334511][ T102] pvrusb2: Invalid write control endpoint [ 28.342583][ T12] pvrusb2: Important functionality might not be entirely working. [ 28.342590][ T12] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 28.342594][ T12] pvrusb2: ********** [ 28.354156][ T12] usb 1-1: selecting invalid altsetting 0 [ 28.356289][ T102] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 28.386750][ T102] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 28.394384][ T102] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 28.404422][ T102] pvrusb2: Device being rendered inoperable [ 28.410788][ T102] cx25840 0-0044: Unable to detect h/w, assuming cx23887 [ 28.418283][ T102] cx25840 0-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_a) [ 28.427243][ T102] pvrusb2: Attached sub-driver cx25840 executing program [ 28.433265][ T102] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 28.443551][ T102] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 28.452926][ T102] pvrusb2: Invalid write control endpoint [ 28.463989][ T83] usb 1-1: USB disconnect, device number 2 [ 28.475440][ T102] pvrusb2: Invalid write control endpoint [ 28.481192][ T102] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 28.490581][ T102] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 28.498380][ T102] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 28.508391][ T102] pvrusb2: Device being rendered inoperable [ 28.516735][ T102] cx25840 1-0044: Unable to detect h/w, assuming cx23887 [ 28.524556][ T102] cx25840 1-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_b) [ 28.532695][ T102] pvrusb2: Attached sub-driver cx25840 [ 28.538344][ T102] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 28.548465][ T102] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 28.921711][ T83] usb 1-1: new full-speed USB device number 3 using dummy_hcd [ 29.321793][ T83] usb 1-1: unable to get BOS descriptor or descriptor too short [ 29.361801][ T83] usb 1-1: not running at top speed; connect to a high speed hub [ 29.441782][ T83] usb 1-1: config 2 has an invalid interface number: 189 but max is 1 [ 29.450156][ T83] usb 1-1: config 2 has an invalid interface number: 80 but max is 1 [ 29.458482][ T83] usb 1-1: config 2 has no interface number 0 [ 29.464827][ T83] usb 1-1: config 2 has no interface number 1 [ 29.470925][ T83] usb 1-1: config 2 interface 189 altsetting 155 has an invalid endpoint with address 0x0, skipping [ 29.481873][ T83] usb 1-1: config 2 interface 189 altsetting 155 endpoint 0x4 has invalid maxpacket 2031, setting to 64 [ 29.493437][ T83] usb 1-1: config 2 interface 80 altsetting 5 endpoint 0xF has invalid maxpacket 1024, setting to 64 [ 29.504331][ T83] usb 1-1: config 2 interface 80 altsetting 5 has a duplicate endpoint with address 0x4, skipping [ 29.515077][ T83] usb 1-1: config 2 interface 80 altsetting 5 has a duplicate endpoint with address 0xF, skipping [ 29.526061][ T83] usb 1-1: config 2 interface 80 altsetting 5 endpoint 0x3 has invalid maxpacket 512, setting to 64 [ 29.536913][ T83] usb 1-1: config 2 interface 189 has no altsetting 0 [ 29.544259][ T83] usb 1-1: config 2 interface 80 has no altsetting 0 [ 29.781803][ T83] usb 1-1: string descriptor 0 read error: -22 [ 29.788270][ T83] usb 1-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=be.e9 [ 29.797392][ T83] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 29.821795][ T1799] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 29.843483][ T83] pvrusb2: Hardware description: Terratec Grabster AV400 [ 29.850557][ T83] pvrusb2: ********** [ 29.854675][ T83] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 29.864928][ T83] pvrusb2: Important functionality might not be entirely working. [ 29.872942][ T83] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 29.884388][ T83] pvrusb2: ********** [ 29.888630][ T83] usb 1-1: selecting invalid altsetting 0 [ 29.894555][ T102] pvrusb2: Invalid write control endpoint [ 29.896952][ T83] pvrusb2: Hardware description: Terratec Grabster AV400 [ 29.907356][ T83] pvrusb2: ********** [ 29.911538][ T83] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 29.914098][ T102] pvrusb2: Invalid write control endpoint [ 29.921687][ T83] pvrusb2: Important functionality might not be entirely working. [ 29.927404][ T102] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 29.935330][ T83] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 29.935341][ T83] pvrusb2: ********** [ 29.944674][ T102] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 29.964571][ T83] usb 1-1: selecting invalid altsetting 0 [ 29.967531][ T102] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 29.983501][ T102] pvrusb2: Device being rendered inoperable [ 29.992704][ T102] cx25840 0-0044: Unable to detect h/w, assuming cx23887 [ 29.999890][ T102] cx25840 0-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_a) [ 30.008665][ T102] pvrusb2: Attached sub-driver cx25840 [ 30.014404][ T102] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 30.024511][ T102] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 30.033932][ T102] pvrusb2: Invalid write control endpoint executing program [ 30.046340][ T102] pvrusb2: Invalid write control endpoint [ 30.052134][ T102] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 30.061438][ T102] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 30.063384][ T83] usb 1-1: USB disconnect, device number 3 [ 30.069074][ T102] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 30.084975][ T102] pvrusb2: Device being rendered inoperable [ 30.091146][ T102] cx25840 1-0044: Unable to detect h/w, assuming cx23887 [ 30.098477][ T102] cx25840 1-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_b) [ 30.106692][ T102] pvrusb2: Attached sub-driver cx25840 [ 30.112420][ T102] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 30.122520][ T102] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 30.481775][ T83] usb 1-1: new full-speed USB device number 4 using dummy_hcd [ 30.881791][ T83] usb 1-1: unable to get BOS descriptor or descriptor too short [ 30.921789][ T83] usb 1-1: not running at top speed; connect to a high speed hub [ 31.001802][ T83] usb 1-1: config 2 has an invalid interface number: 189 but max is 1 [ 31.010154][ T83] usb 1-1: config 2 has an invalid interface number: 80 but max is 1 [ 31.018289][ T83] usb 1-1: config 2 has no interface number 0 [ 31.024525][ T83] usb 1-1: config 2 has no interface number 1 [ 31.030610][ T83] usb 1-1: config 2 interface 189 altsetting 155 has an invalid endpoint with address 0x0, skipping [ 31.041416][ T83] usb 1-1: config 2 interface 189 altsetting 155 endpoint 0x4 has invalid maxpacket 2031, setting to 64 [ 31.052706][ T83] usb 1-1: config 2 interface 80 altsetting 5 endpoint 0xF has invalid maxpacket 1024, setting to 64 [ 31.063606][ T83] usb 1-1: config 2 interface 80 altsetting 5 has a duplicate endpoint with address 0x4, skipping [ 31.074591][ T83] usb 1-1: config 2 interface 80 altsetting 5 has a duplicate endpoint with address 0xF, skipping [ 31.085501][ T83] usb 1-1: config 2 interface 80 altsetting 5 endpoint 0x3 has invalid maxpacket 512, setting to 64 [ 31.096293][ T83] usb 1-1: config 2 interface 189 has no altsetting 0 [ 31.103124][ T83] usb 1-1: config 2 interface 80 has no altsetting 0 [ 31.341808][ T83] usb 1-1: string descriptor 0 read error: -22 [ 31.348231][ T83] usb 1-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=be.e9 [ 31.357322][ T83] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 31.381809][ T1808] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 31.403634][ T83] pvrusb2: Hardware description: Terratec Grabster AV400 [ 31.410697][ T83] pvrusb2: ********** [ 31.414740][ T83] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 31.425001][ T83] pvrusb2: Important functionality might not be entirely working. [ 31.432890][ T83] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 31.444214][ T83] pvrusb2: ********** [ 31.448475][ T83] usb 1-1: selecting invalid altsetting 0 [ 31.454424][ T102] pvrusb2: Invalid write control endpoint [ 31.456846][ T83] pvrusb2: Hardware description: Terratec Grabster AV400 [ 31.467227][ T83] pvrusb2: ********** [ 31.471230][ T83] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 31.481503][ T83] pvrusb2: Important functionality might not be entirely working. [ 31.486577][ T102] pvrusb2: Invalid write control endpoint [ 31.489345][ T83] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 31.495251][ T102] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 31.506576][ T83] pvrusb2: ********** [ 31.515902][ T102] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 31.520278][ T83] usb 1-1: selecting invalid altsetting 0 [ 31.532176][ T102] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 31.532188][ T102] pvrusb2: Device being rendered inoperable [ 31.555304][ T102] cx25840 0-0044: Unable to detect h/w, assuming cx23887 [ 31.562485][ T102] cx25840 0-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_a) [ 31.570606][ T102] pvrusb2: Attached sub-driver cx25840 [ 31.576194][ T102] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 31.586373][ T102] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 31.596334][ T102] pvrusb2: Invalid write control endpoint executing program [ 31.603327][ T83] usb 1-1: USB disconnect, device number 4 [ 31.618189][ T102] pvrusb2: Invalid write control endpoint [ 31.624032][ T102] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 31.633384][ T102] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 31.640923][ T102] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 31.650933][ T102] pvrusb2: Device being rendered inoperable [ 31.656909][ T102] cx25840 1-0044: Unable to detect h/w, assuming cx23887 [ 31.664027][ T102] cx25840 1-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_b) [ 31.672399][ T102] pvrusb2: Attached sub-driver cx25840 [ 31.677946][ T102] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 31.688182][ T102] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 32.041706][ T83] usb 1-1: new full-speed USB device number 5 using dummy_hcd [ 32.441804][ T83] usb 1-1: unable to get BOS descriptor or descriptor too short [ 32.481787][ T83] usb 1-1: not running at top speed; connect to a high speed hub [ 32.561819][ T83] usb 1-1: config 2 has an invalid interface number: 189 but max is 1 [ 32.570004][ T83] usb 1-1: config 2 has an invalid interface number: 80 but max is 1 [ 32.578138][ T83] usb 1-1: config 2 has no interface number 0 [ 32.584409][ T83] usb 1-1: config 2 has no interface number 1 [ 32.590657][ T83] usb 1-1: config 2 interface 189 altsetting 155 has an invalid endpoint with address 0x0, skipping [ 32.601576][ T83] usb 1-1: config 2 interface 189 altsetting 155 endpoint 0x4 has invalid maxpacket 2031, setting to 64 [ 32.612750][ T83] usb 1-1: config 2 interface 80 altsetting 5 endpoint 0xF has invalid maxpacket 1024, setting to 64 [ 32.623737][ T83] usb 1-1: config 2 interface 80 altsetting 5 has a duplicate endpoint with address 0x4, skipping [ 32.634564][ T83] usb 1-1: config 2 interface 80 altsetting 5 has a duplicate endpoint with address 0xF, skipping [ 32.645383][ T83] usb 1-1: config 2 interface 80 altsetting 5 endpoint 0x3 has invalid maxpacket 512, setting to 64 [ 32.656198][ T83] usb 1-1: config 2 interface 189 has no altsetting 0 [ 32.663029][ T83] usb 1-1: config 2 interface 80 has no altsetting 0 [ 32.901784][ T83] usb 1-1: string descriptor 0 read error: -22 [ 32.908111][ T83] usb 1-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=be.e9 [ 32.917217][ T83] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 32.941779][ T1815] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 32.963600][ T83] pvrusb2: Hardware description: Terratec Grabster AV400 [ 32.970662][ T83] pvrusb2: ********** [ 32.974703][ T83] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 32.984850][ T83] pvrusb2: Important functionality might not be entirely working. [ 32.992708][ T83] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 33.004020][ T83] pvrusb2: ********** [ 33.008250][ T83] usb 1-1: selecting invalid altsetting 0 [ 33.014150][ T102] pvrusb2: Invalid write control endpoint [ 33.016619][ T83] pvrusb2: Hardware description: Terratec Grabster AV400 [ 33.026964][ T83] pvrusb2: ********** [ 33.030948][ T83] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 33.033660][ T102] pvrusb2: Invalid write control endpoint [ 33.041094][ T83] pvrusb2: Important functionality might not be entirely working. [ 33.046952][ T102] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 33.054783][ T83] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 33.064242][ T102] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 33.064258][ T102] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 33.075573][ T83] pvrusb2: ********** [ 33.076725][ T83] usb 1-1: selecting invalid altsetting 0 [ 33.083365][ T102] pvrusb2: Device being rendered inoperable [ 33.109009][ T102] cx25840 0-0044: Unable to detect h/w, assuming cx23887 [ 33.116428][ T102] cx25840 0-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_a) [ 33.124728][ T102] pvrusb2: Attached sub-driver cx25840 [ 33.130284][ T102] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 33.140519][ T102] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 33.150095][ T102] pvrusb2: Invalid write control endpoint executing program [ 33.161476][ T102] pvrusb2: Invalid write control endpoint [ 33.167471][ T102] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 33.176325][ T83] usb 1-1: USB disconnect, device number 5 [ 33.176845][ T102] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 33.190363][ T102] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 33.200577][ T102] pvrusb2: Device being rendered inoperable [ 33.207198][ T102] cx25840 1-0044: Unable to detect h/w, assuming cx23887 [ 33.215227][ T102] cx25840 1-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_b) [ 33.223420][ T102] pvrusb2: Attached sub-driver cx25840 [ 33.228984][ T102] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 33.239242][ T102] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 33.250636][ T102] ------------[ cut here ]------------ [ 33.256297][ T102] sysfs group 'power' not found for kobject 'i2c-1' [ 33.263972][ T102] WARNING: CPU: 0 PID: 102 at fs/sysfs/group.c:278 sysfs_remove_group+0x155/0x1b0 [ 33.273167][ T102] Kernel panic - not syncing: panic_on_warn set ... [ 33.280008][ T102] CPU: 0 PID: 102 Comm: pvrusb2-context Not tainted 5.5.0-rc6-syzkaller #0 [ 33.288589][ T102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.298632][ T102] Call Trace: [ 33.301910][ T102] dump_stack+0xef/0x16e [ 33.306142][ T102] ? sysfs_remove_group+0xf0/0x1b0 [ 33.311256][ T102] panic+0x2aa/0x6e1 [ 33.315289][ T102] ? add_taint.cold+0x16/0x16 [ 33.320072][ T102] ? __probe_kernel_read+0x188/0x1d0 [ 33.325341][ T102] ? __warn.cold+0x14/0x30 [ 33.329749][ T102] ? __warn+0xd5/0x1c8 [ 33.333803][ T102] ? sysfs_remove_group+0x155/0x1b0 [ 33.338993][ T102] __warn.cold+0x2f/0x30 [ 33.343236][ T102] ? sysfs_remove_group+0x155/0x1b0 [ 33.348519][ T102] report_bug+0x27b/0x2f0 [ 33.352870][ T102] do_error_trap+0x12b/0x1e0 [ 33.357534][ T102] ? sysfs_remove_group+0x155/0x1b0 [ 33.362727][ T102] do_invalid_op+0x32/0x40 [ 33.367128][ T102] ? sysfs_remove_group+0x155/0x1b0 [ 33.372464][ T102] invalid_op+0x23/0x30 [ 33.376755][ T102] RIP: 0010:sysfs_remove_group+0x155/0x1b0 [ 33.382628][ T102] Code: 48 89 d9 49 8b 14 24 48 b8 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 75 41 48 8b 33 48 c7 c7 a0 68 f1 85 e8 43 8f 85 ff <0f> 0b eb 95 e8 b2 40 d9 ff e9 d2 fe ff ff 48 89 df e8 a5 40 d9 ff [ 33.402429][ T102] RSP: 0018:ffff8881d4a77c30 EFLAGS: 00010282 [ 33.408502][ T102] RAX: 0000000000000000 RBX: ffffffff861567e0 RCX: 0000000000000000 [ 33.416545][ T102] RDX: 0000000000000000 RSI: ffffffff8129598d RDI: ffffed103a94ef78 [ 33.424542][ T102] RBP: 0000000000000000 R08: ffff8881d575e200 R09: 0000000000000000 [ 33.432509][ T102] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881cd490338 [ 33.440568][ T102] R13: ffffffff86156d80 R14: ffff8881cd490420 R15: ffff8881cd490900 [ 33.448553][ T102] ? vprintk_func+0x7d/0x113 [ 33.453138][ T102] dpm_sysfs_remove+0x97/0xb0 [ 33.457814][ T102] device_del+0x18b/0xd30 [ 33.462135][ T102] ? lockdep_hardirqs_on+0x382/0x580 [ 33.467553][ T102] ? device_create_with_groups+0x120/0x120 [ 33.473477][ T102] ? pm_runtime_barrier+0x260/0x260 [ 33.478783][ T102] ? lockdep_init_map+0x1b0/0x5e0 [ 33.483879][ T102] device_unregister+0x22/0xc0 [ 33.488750][ T102] i2c_del_adapter+0x4c6/0x660 [ 33.493527][ T102] ? del_timer_sync+0x115/0x130 [ 33.498369][ T102] pvr2_i2c_core_done+0x69/0xb6 [ 33.503209][ T102] pvr2_hdw_destroy+0x179/0x370 [ 33.508055][ T102] pvr2_context_destroy+0x84/0x230 [ 33.513162][ T102] pvr2_context_thread_func+0x657/0x860 [ 33.518704][ T102] ? lock_acquire+0x130/0x340 [ 33.523469][ T102] ? pvr2_context_destroy+0x230/0x230 [ 33.528911][ T102] ? finish_wait+0x260/0x260 [ 33.533493][ T102] ? lockdep_hardirqs_on+0x382/0x580 [ 33.538877][ T102] ? __kthread_parkme+0x10a/0x1c0 [ 33.543927][ T102] ? pvr2_context_destroy+0x230/0x230 [ 33.549304][ T102] kthread+0x318/0x420 [ 33.553366][ T102] ? kthread_create_on_node+0xf0/0xf0 [ 33.558849][ T102] ret_from_fork+0x24/0x30 [ 33.564145][ T102] Kernel Offset: disabled [ 33.568557][ T102] Rebooting in 86400 seconds..