smsmdtv:smscore_start_device: set device mode failed , rc -22 smsusb:smsusb_init_device: smscore_start_device(...) failed ------------[ cut here ]------------ ODEBUG: free active (active state 0) object type: work_struct hint: do_submit_urb+0x0/0x360 drivers/media/usb/siano/smsusb.c:128 WARNING: CPU: 1 PID: 20 at lib/debugobjects.c:508 debug_print_object lib/debugobjects.c:505 [inline] WARNING: CPU: 1 PID: 20 at lib/debugobjects.c:508 __debug_check_no_obj_freed lib/debugobjects.c:987 [inline] WARNING: CPU: 1 PID: 20 at lib/debugobjects.c:508 debug_check_no_obj_freed+0x44b/0x650 lib/debugobjects.c:1018 Modules linked in: CPU: 1 PID: 20 Comm: kworker/1:0 Not tainted 5.13.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event RIP: 0010:debug_print_object lib/debugobjects.c:505 [inline] RIP: 0010:__debug_check_no_obj_freed lib/debugobjects.c:987 [inline] RIP: 0010:debug_check_no_obj_freed+0x44b/0x650 lib/debugobjects.c:1018 Code: 4c 89 ef e8 f7 5a c6 fd 4d 8b 45 00 48 c7 c7 80 aa 92 8a 48 c7 c6 a0 a6 92 8a 48 89 da 44 89 f1 4d 89 f9 31 c0 e8 e5 98 4a fd <0f> 0b 48 ba 00 00 00 00 00 fc ff df ff 05 bf 9f 37 0a 48 8b 5c 24 RSP: 0018:ffffc90000da6730 EFLAGS: 00010246 RAX: 616984e45ab5f000 RBX: ffffffff8a92ac40 RCX: ffff888012c30000 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffff888019842fa0 R08: ffffffff81655632 R09: ffffed1017365f90 R10: ffffed1017365f90 R11: 0000000000000000 R12: ffff888019842f9c R13: ffffffff8a2d6100 R14: 0000000000000000 R15: ffffffff867f1b20 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055ff2a810160 CR3: 000000001935b000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: slab_free_hook mm/slub.c:1557 [inline] slab_free_freelist_hook+0x161/0x290 mm/slub.c:1607 slab_free mm/slub.c:3167 [inline] kfree+0xcf/0x2d0 mm/slub.c:4217 smsusb_term_device+0x1a6/0x220 drivers/media/usb/siano/smsusb.c:350 smsusb_init_device+0xe15/0x12d0 drivers/media/usb/siano/smsusb.c:487 smsusb_probe+0x496/0xa90 drivers/media/usb/siano/smsusb.c:566 usb_probe_interface+0x633/0xb40 drivers/usb/core/driver.c:396 really_probe+0x3cb/0x1020 drivers/base/dd.c:580 driver_probe_device+0x178/0x350 drivers/base/dd.c:763 bus_for_each_drv+0x16a/0x1f0 drivers/base/bus.c:431 __device_attach+0x301/0x560 drivers/base/dd.c:938 bus_probe_device+0xb8/0x1f0 drivers/base/bus.c:491 device_add+0x11fc/0x1670 drivers/base/core.c:3320 usb_set_configuration+0x1a86/0x2100 drivers/usb/core/message.c:2164 usb_generic_driver_probe+0x83/0x140 drivers/usb/core/generic.c:238 usb_probe_device+0x13a/0x260 drivers/usb/core/driver.c:293 really_probe+0x3cb/0x1020 drivers/base/dd.c:580 driver_probe_device+0x178/0x350 drivers/base/dd.c:763 bus_for_each_drv+0x16a/0x1f0 drivers/base/bus.c:431 __device_attach+0x301/0x560 drivers/base/dd.c:938 bus_probe_device+0xb8/0x1f0 drivers/base/bus.c:491 device_add+0x11fc/0x1670 drivers/base/core.c:3320 usb_new_device+0xd45/0x1790 drivers/usb/core/hub.c:2556 hub_port_connect+0x1055/0x27a0 drivers/usb/core/hub.c:5276 hub_port_connect_change+0x5d0/0xbf0 drivers/usb/core/hub.c:5416 port_event+0xaee/0x1140 drivers/usb/core/hub.c:5562 hub_event+0x48d/0xd90 drivers/usb/core/hub.c:5644 process_one_work+0x833/0x10c0 kernel/workqueue.c:2276 worker_thread+0xac1/0x1300 kernel/workqueue.c:2422 kthread+0x39a/0x3c0 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294