[ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 27.904007][ C1] random: crng init done [ 27.908670][ C1] random: 7 urandom warning(s) missed due to ratelimiting Warning: Permanently added '10.128.1.56' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 39.920238][ T150] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 39.920247][ T5] usb 5-1: new full-speed USB device number 2 using dummy_hcd [ 39.935457][ T95] usb 3-1: new full-speed USB device number 2 using dummy_hcd [ 39.943640][ T169] usb 2-1: new full-speed USB device number 2 using dummy_hcd [ 39.951752][ T12] usb 6-1: new full-speed USB device number 2 using dummy_hcd [ 39.959642][ T164] usb 4-1: new full-speed USB device number 2 using dummy_hcd [ 40.280267][ T150] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x1 has invalid wMaxPacketSize 0 [ 40.290132][ T150] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 4 [ 40.301274][ T150] usb 1-1: New USB device found, idVendor=0573, idProduct=4d31, bcdDevice=83.91 [ 40.310902][ T150] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.324341][ T150] usb 1-1: config 0 descriptor?? [ 40.340226][ T5] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x1 has invalid wMaxPacketSize 0 [ 40.350122][ T5] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 4 [ 40.361049][ T5] usb 5-1: New USB device found, idVendor=0573, idProduct=4d31, bcdDevice=83.91 [ 40.365450][ T150] usbvision_probe: Hauppauge WinTV USB Pro (PAL B/G FM) found [ 40.370132][ T5] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.378932][ T150] usb 1-1: usbvision_write_reg: failed: error -90 [ 40.385789][ T95] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x1 has invalid wMaxPacketSize 0 [ 40.392530][ T150] usbvision_audio_off: can't write reg [ 40.394965][ T150] usb 1-1: usbvision_write_reg: failed: error -90 [ 40.402414][ T95] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 4 [ 40.402444][ T95] usb 3-1: New USB device found, idVendor=0573, idProduct=4d31, bcdDevice=83.91 [ 40.402460][ T95] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.402531][ T169] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x1 has invalid wMaxPacketSize 0 [ 40.402552][ T169] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 4 [ 40.412531][ T150] usb 1-1: usbvision_write_reg: failed: error -90 [ 40.415107][ T169] usb 2-1: New USB device found, idVendor=0573, idProduct=4d31, bcdDevice=83.91 [ 40.428960][ T150] usb 1-1: usbvision_write_reg: failed: error -90 [ 40.436357][ T169] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.436449][ T164] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x1 has invalid wMaxPacketSize 0 [ 40.436468][ T164] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 4 [ 40.436494][ T164] usb 4-1: New USB device found, idVendor=0573, idProduct=4d31, bcdDevice=83.91 [ 40.436509][ T164] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.437087][ T12] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x1 has invalid wMaxPacketSize 0 [ 40.463921][ T150] usb 1-1: usbvision_write_reg: failed: error -90 [ 40.465739][ T12] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 4 [ 40.465773][ T12] usb 6-1: New USB device found, idVendor=0573, idProduct=4d31, bcdDevice=83.91 [ 40.475344][ T150] usb 1-1: usbvision_write_reg: failed: error -90 [ 40.482083][ T12] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.483848][ T164] usb 4-1: config 0 descriptor?? executing program [ 40.488606][ T150] usbvision_i2c_register: can't write reg [ 40.506767][ T95] usb 3-1: config 0 descriptor?? [ 40.531819][ T150] USBVision[0]: registered USBVision Video device video0 [v4l2] [ 40.537450][ T164] usbvision_probe: Hauppauge WinTV USB Pro (PAL B/G FM) found [ 40.552494][ T150] USBVision[0]: registered USBVision Radio device radio0 [v4l2] [ 40.568303][ T164] usb 4-1: usbvision_write_reg: failed: error -90 [ 40.579704][ T150] usb 1-1: USB disconnect, device number 2 [ 40.585931][ T164] usbvision_audio_off: can't write reg [ 40.643180][ T169] usb 2-1: config 0 descriptor?? [ 40.649564][ T164] usb 4-1: usbvision_write_reg: failed: error -90 [ 40.656406][ T164] usb 4-1: usbvision_write_reg: failed: error -90 [ 40.664080][ T5] usb 5-1: config 0 descriptor?? [ 40.670060][ T12] usb 6-1: config 0 descriptor?? [ 40.682326][ T169] usbvision_probe: Hauppauge WinTV USB Pro (PAL B/G FM) found [ 40.692307][ T95] usbvision_probe: Hauppauge WinTV USB Pro (PAL B/G FM) found [ 40.702571][ T5] usbvision_probe: Hauppauge WinTV USB Pro (PAL B/G FM) found [ 40.712821][ T12] usbvision_probe: Hauppauge WinTV USB Pro (PAL B/G FM) found [ 40.720745][ T164] usb 4-1: usbvision_write_reg: failed: error -90 executing program [ 40.737421][ T169] usb 2-1: usbvision_write_reg: failed: error -90 [ 40.743917][ T169] usbvision_audio_off: can't write reg [ 40.749727][ T95] usb 3-1: usbvision_write_reg: failed: error -90 [ 40.756257][ T95] usbvision_audio_off: can't write reg [ 40.762730][ T5] usb 5-1: usbvision_write_reg: failed: error -90 [ 40.769177][ T5] usbvision_audio_off: can't write reg [ 40.774967][ T12] usb 6-1: usbvision_write_reg: failed: error -90 [ 40.781459][ T12] usbvision_audio_off: can't write reg [ 40.787018][ T164] usb 4-1: usbvision_write_reg: failed: error -90 [ 40.793800][ T164] usb 4-1: usbvision_write_reg: failed: error -90 [ 40.800295][ T164] usbvision_i2c_register: can't write reg [ 40.806882][ T169] usb 2-1: usbvision_write_reg: failed: error -90 [ 40.813760][ T95] usb 3-1: usbvision_write_reg: failed: error -90 [ 40.820444][ T12] usb 6-1: usbvision_write_reg: failed: error -90 [ 40.827148][ T12] usb 6-1: usbvision_write_reg: failed: error -90 [ 40.833909][ T5] usb 5-1: usbvision_write_reg: failed: error -90 [ 40.840972][ T169] usb 2-1: usbvision_write_reg: failed: error -90 [ 40.847556][ T169] usb 2-1: usbvision_write_reg: failed: error -90 [ 40.864345][ T95] usb 3-1: usbvision_write_reg: failed: error -90 [ 40.871240][ T5] usb 5-1: usbvision_write_reg: failed: error -90 [ 40.877709][ T5] usb 5-1: usbvision_write_reg: failed: error -90 executing program executing program executing program executing program [ 40.896715][ T95] usb 3-1: usbvision_write_reg: failed: error -90 [ 40.914832][ T164] USBVision[1]: registered USBVision Video device video0 [v4l2] [ 40.922664][ T12] usb 6-1: usbvision_write_reg: failed: error -90 [ 40.945782][ T164] USBVision[1]: registered USBVision Radio device radio0 [v4l2] [ 40.953781][ T12] usb 6-1: usbvision_write_reg: failed: error -90 [ 40.960677][ T95] usb 3-1: usbvision_write_reg: failed: error -90 [ 40.967187][ T95] usb 3-1: usbvision_write_reg: failed: error -90 [ 40.970932][ T405] usbvision_set_video_format: ERROR=-90. USBVISION stopped - reconnect or reload driver. [ 40.973782][ T95] usbvision_i2c_register: can't write reg [ 40.987164][ T405] usb 4-1: usbvision_set_dram_settings: ERROR=-90 [ 40.990113][ T5] usb 5-1: usbvision_write_reg: failed: error -90 [ 40.998992][ T405] usbvision_set_compression_params: ERROR=-90. USBVISION stopped - reconnect or reload driver. [ 41.004596][ T169] usb 2-1: usbvision_write_reg: failed: error -90 [ 41.015031][ T150] usb 1-1: new full-speed USB device number 3 using dummy_hcd [ 41.019700][ T12] usb 6-1: usbvision_write_reg: failed: error -90 [ 41.029916][ T405] usb 4-1: usbvision_write_reg: failed: error -90 [ 41.033569][ T12] usbvision_i2c_register: can't write reg [ 41.034082][ T164] usb 4-1: USB disconnect, device number 2 [ 41.040095][ T405] usbvision_set_input: ERROR=-90. USBVISION stopped - reconnect or reload driver. [ 41.047091][ T169] usb 2-1: usbvision_write_reg: failed: error -90 [ 41.056510][ T405] usb 4-1: usbvision_set_output failed: error -19 [ 41.061112][ T169] usbvision_i2c_register: can't write reg [ 41.061455][ T5] usb 5-1: usbvision_write_reg: failed: error -90 [ 41.071793][ T405] usb 4-1: usbvision_write_reg: failed: error -19 [ 41.074236][ T5] usbvision_i2c_register: can't write reg [ 41.081875][ T405] usb 4-1: usbvision_write_reg: failed: error -19 [ 41.095400][ T169] USBVision[2]: registered USBVision Video device video3 [v4l2] [ 41.099264][ T405] usb 4-1: usbvision_read_reg: failed: error -19 [ 41.105842][ T95] USBVision[3]: registered USBVision Video device video2 [v4l2] [ 41.115358][ T405] usb 4-1: usbvision_write_reg: failed: error -19 [ 41.120001][ T12] USBVision[5]: registered USBVision Video device video1 [v4l2] [ 41.127494][ T405] usbvision_set_audio: can't write iopin register for audio switching [ 41.141437][ T5] USBVision[4]: registered USBVision Video device video4 [v4l2] [ 41.145372][ T5] USBVision[4]: registered USBVision Radio device radio1 [v4l2] [ 41.157432][ T406] video4linux radio0: usbvision_radio_open: Someone tried to open an already opened USBVision Radio! [ 41.180254][ T164] usbvision_disconnect: In use, disconnect pending [ 41.189354][ T169] USBVision[2]: registered USBVision Radio device radio2 [v4l2] [ 41.205242][ T411] usbvision_set_video_format: ERROR=-90. USBVISION stopped - reconnect or reload driver. [ 41.207455][ T12] USBVision[5]: registered USBVision Radio device radio3 [v4l2] [ 41.225661][ T407] usbvision_set_video_format: ERROR=-90. USBVISION stopped - reconnect or reload driver. [ 41.227781][ T95] USBVision[3]: registered USBVision Radio device radio4 [v4l2] [ 41.236337][ T410] usbvision_set_video_format: ERROR=-90. USBVISION stopped - reconnect or reload driver. [ 41.257500][ T169] usb 2-1: USB disconnect, device number 2 [ 41.265119][ T414] usb 5-1: usbvision_write_reg: failed: error -90 [ 41.272720][ T414] usbvision_set_audio: can't write iopin register for audio switching [ 41.286019][ T95] usb 3-1: USB disconnect, device number 2 [ 41.292677][ T12] usb 6-1: USB disconnect, device number 2 [ 41.302437][ T407] usb 6-1: usbvision_set_dram_settings: ERROR=-19 [ 41.303108][ T5] usb 5-1: USB disconnect, device number 2 [ 41.309176][ T411] usb 3-1: usbvision_set_dram_settings: ERROR=-19 [ 41.316379][ T5] usbvision_disconnect: In use, disconnect pending [ 41.326398][ T407] usbvision_set_compression_params: ERROR=-19. USBVISION stopped - reconnect or reload driver. [ 41.340763][ T410] usb 2-1: usbvision_set_dram_settings: ERROR=-19 [ 41.347679][ T414] usbvision_radio_close: Final disconnect [ 41.354868][ T411] usbvision_set_compression_params: ERROR=-19. USBVISION stopped - reconnect or reload driver. [ 41.358945][ T410] usbvision_set_compression_params: ERROR=-19. USBVISION stopped - reconnect or reload driver. [ 41.366179][ T414] ------------[ cut here ]------------ [ 41.376669][ T410] usb 2-1: usbvision_write_reg: failed: error -19 [ 41.381376][ T414] sysfs group 'power' not found for kobject 'radio1' [ 41.381491][ T414] WARNING: CPU: 1 PID: 414 at fs/sysfs/group.c:279 sysfs_remove_group+0x155/0x1b0 [ 41.381498][ T414] Kernel panic - not syncing: panic_on_warn set ... [ 41.381514][ T414] CPU: 1 PID: 414 Comm: v4l_id Not tainted 5.7.0-rc1-syzkaller #0 [ 41.387945][ T410] usbvision_set_input: ERROR=-19. USBVISION stopped - reconnect or reload driver. [ 41.394619][ T414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.394624][ T414] Call Trace: [ 41.394642][ T414] dump_stack+0xef/0x16e [ 41.394654][ T414] ? sysfs_remove_group+0xe0/0x1b0 [ 41.394665][ T414] panic+0x2aa/0x6e1 [ 41.394680][ T414] ? add_taint.cold+0x16/0x16 [ 41.406064][ T410] usb 2-1: usbvision_set_output failed: error -19 [ 41.410782][ T414] ? __probe_kernel_read+0x188/0x1d0 [ 41.410795][ T414] ? __warn.cold+0x14/0x30 [ 41.410806][ T414] ? __warn+0xd5/0x1c8 [ 41.410820][ T414] ? sysfs_remove_group+0x155/0x1b0 [ 41.410832][ T414] __warn.cold+0x2f/0x30 [ 41.410843][ T414] ? sysfs_remove_group+0x155/0x1b0 [ 41.410855][ T414] report_bug+0x27b/0x2f0 [ 41.410869][ T414] do_error_trap+0x12b/0x1e0 [ 41.410885][ T414] ? sysfs_remove_group+0x155/0x1b0 [ 41.419227][ T410] usb 2-1: usbvision_write_reg: failed: error -19 [ 41.429586][ T414] do_invalid_op+0x32/0x40 [ 41.429599][ T414] ? sysfs_remove_group+0x155/0x1b0 [ 41.429612][ T414] invalid_op+0x23/0x30 [ 41.429626][ T414] RIP: 0010:sysfs_remove_group+0x155/0x1b0 [ 41.429640][ T414] 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 e0 8c f1 85 e8 63 84 82 ff <0f> 0b eb 95 e8 12 1c d8 ff e9 d2 fe ff ff 48 89 df e8 05 1c d8 ff [ 41.429648][ T414] RSP: 0018:ffff8881cb65fc58 EFLAGS: 00010282 [ 41.429659][ T414] RAX: 0000000000000000 RBX: ffffffff86174620 RCX: 0000000000000000 [ 41.429667][ T414] RDX: 0000000000000000 RSI: ffffffff812a2d8d RDI: ffffed10396cbf7d [ 41.429675][ T414] RBP: 0000000000000000 R08: ffff8881cb5298c0 R09: ffffed103b6643c9 [ 41.429682][ T414] R10: ffff8881db321e43 R11: ffffed103b6643c8 R12: ffff8881ccbc4b58 [ 41.429690][ T414] R13: ffffffff86174bc0 R14: 0000000000000000 R15: ffff8881ccbc5058 [ 41.429703][ T414] ? vprintk_func+0x7d/0x113 [ 41.429719][ T414] ? sysfs_remove_group+0x155/0x1b0 [ 41.440951][ T410] usb 2-1: usbvision_write_reg: failed: error -19 [ 41.443659][ T414] dpm_sysfs_remove+0x97/0xb0 [ 41.443672][ T414] device_del+0x18b/0xd30 [ 41.443685][ T414] ? __mutex_unlock_slowpath+0xe2/0x660 [ 41.443698][ T414] ? device_create_with_groups+0x120/0x120 [ 41.443710][ T414] ? wait_for_completion+0x280/0x280 [ 41.443721][ T414] ? wait_for_completion+0x280/0x280 [ 41.443730][ T414] device_unregister+0x22/0xc0 [ 41.443748][ T414] video_unregister_device+0xa2/0xc0 [ 41.449263][ T410] usb 2-1: usbvision_read_reg: failed: error -19 [ 41.454188][ T414] usbvision_unregister_video+0x83/0x120 [ 41.454201][ T414] usbvision_release+0x10d/0x1c0 [ 41.454214][ T414] usbvision_radio_close.cold+0x2b/0x74 [ 41.454227][ T414] ? usbvision_disconnect+0x1e0/0x1e0 [ 41.454242][ T414] v4l2_release+0x2e7/0x390 [ 41.454255][ T414] ? dev_debug_store+0x100/0x100 [ 41.454266][ T414] __fput+0x33b/0x880 [ 41.454279][ T414] task_work_run+0xf4/0x1b0 [ 41.454295][ T414] exit_to_usermode_loop+0x1d2/0x200 [ 41.461654][ T410] usb 2-1: usbvision_write_reg: failed: error -19 [ 41.463259][ T414] do_syscall_64+0x4e0/0x5a0 [ 41.463276][ T414] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 41.463287][ T414] RIP: 0033:0x7f8a6c706270 [ 41.463301][ T414] Code: 73 01 c3 48 8b 0d 38 7d 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 59 c1 20 00 00 75 10 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ee fb ff ff 48 89 04 24 [ 41.463308][ T414] RSP: 002b:00007ffff8e5f028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 41.469783][ T410] usbvision_set_audio: can't write iopin register for audio switching [ 41.475029][ T414] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f8a6c706270 [ 41.479798][ T169] usbvision_disconnect: In use, disconnect pending [ 41.483542][ T414] RDX: 00007ffff8e5f050 RSI: 0000000080685600 RDI: 0000000000000003 [ 41.483551][ T414] RBP: 00007f8a6cd36698 R08: 0000000000000000 R09: 0000000000000000 [ 41.483558][ T414] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000013 [ 41.483566][ T414] R13: 00007ffff8e5f1b0 R14: 0000000000000000 R15: 0000000000000000 [ 41.489525][ T414] Kernel Offset: disabled [ 41.823305][ T414] Rebooting in 86400 seconds..