em28xx 1-1:0.61: reading from i2c device at 0xa0 failed (error=-5) em28xx 1-1:0.61: board has no eeprom em28xx 1-1:0.61: Identified as Hauppauge WinTV-dualHD 01595 ATSC/QAM (card=100) em28xx 1-1:0.61: dvb ts2 set to bulk mode. usb 1-1: USB disconnect, device number 2 em28xx 1-1:0.61: Disconnecting em28xx #1 WARNING: CPU: 0 PID: 12 at kernel/workqueue.c:3031 __flush_work+0x93f/0xa80 /kernel/workqueue.c:3031 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.2.0-rc6+ #15 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event Call Trace: __dump_stack /lib/dump_stack.c:77 [inline] dump_stack+0xca/0x13e /lib/dump_stack.c:113 panic+0x292/0x6c9 /kernel/panic.c:219 __warn.cold+0x20/0x4b /kernel/panic.c:576 report_bug+0x262/0x2a0 /lib/bug.c:186 fixup_bug /arch/x86/kernel/traps.c:179 [inline] fixup_bug /arch/x86/kernel/traps.c:174 [inline] do_error_trap+0x12b/0x1e0 /arch/x86/kernel/traps.c:272 do_invalid_op+0x32/0x40 /arch/x86/kernel/traps.c:291 invalid_op+0x14/0x20 /arch/x86/entry/entry_64.S:986 RIP: 0010:__flush_work+0x93f/0xa80 /kernel/workqueue.c:3031 Code: e8 d6 4f 23 00 48 c7 c2 c9 8b 19 81 be 01 00 00 00 45 31 e4 48 c7 c7 a0 83 af 86 e8 6b 4d 0b 00 e9 d9 fb ff ff e8 b1 4f 23 00 <0f> 0b 45 31 e4 e9 ca fb ff ff e8 a2 4f 23 00 e8 0d 08 12 00 31 ff RSP: 0018:ffff8881d9e0f720 EFLAGS: 00010293 RAX: ffff8881d9df9800 RBX: ffff8881cff71940 RCX: dffffc0000000000 RDX: 0000000000000000 RSI: ffffffff81198bff RDI: 0000000000000001 RBP: ffff8881d9e0f888 R08: ffff8881d9df9800 R09: ffffed103b645d30 R10: ffffed103b645d2f R11: ffff8881db22e97f R12: 0000000000000000 R13: 0000000000000001 R14: ffff8881cf569bd8 R15: ffff8881cff71958 flush_request_modules /drivers/media/usb/em28xx/em28xx-cards.c:3325 [inline] em28xx_usb_disconnect.cold+0x280/0x2a6 /drivers/media/usb/em28xx/em28xx-cards.c:4023 usb_unbind_interface+0x1bd/0x8a0 /drivers/usb/core/driver.c:423 __device_release_driver /drivers/base/dd.c:1081 [inline] device_release_driver_internal+0x404/0x4c0 /drivers/base/dd.c:1112 bus_remove_device+0x2dc/0x4a0 /drivers/base/bus.c:556 device_del+0x460/0xb80 /drivers/base/core.c:2274 usb_disable_device+0x211/0x690 /drivers/usb/core/message.c:1237 usb_disconnect+0x284/0x830 /drivers/usb/core/hub.c:2199 hub_port_connect /drivers/usb/core/hub.c:4949 [inline] hub_port_connect_change /drivers/usb/core/hub.c:5213 [inline] port_event /drivers/usb/core/hub.c:5359 [inline] hub_event+0x13bd/0x3550 /drivers/usb/core/hub.c:5441 process_one_work+0x905/0x1570 /kernel/workqueue.c:2269 process_scheduled_works /kernel/workqueue.c:2331 [inline] worker_thread+0x7ab/0xe20 /kernel/workqueue.c:2417 kthread+0x30b/0x410 /kernel/kthread.c:255 ret_from_fork+0x24/0x30 /arch/x86/entry/entry_64.S:352 Kernel Offset: disabled Rebooting in 86400 seconds..