dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. usb 1-1: selecting invalid altsetting 1 set interface failed ------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(lock->magic != lock) WARNING: CPU: 1 PID: 17 at kernel/locking/mutex.c:938 __mutex_lock_common kernel/locking/mutex.c:938 [inline] WARNING: CPU: 1 PID: 17 at kernel/locking/mutex.c:938 __mutex_lock+0xad3/0x10e0 kernel/locking/mutex.c:1103 Modules linked in: CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.10.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event RIP: 0010:__mutex_lock_common kernel/locking/mutex.c:938 [inline] RIP: 0010:__mutex_lock+0xad3/0x10e0 kernel/locking/mutex.c:1103 Code: 08 84 d2 0f 85 c8 05 00 00 8b 05 00 86 05 04 85 c0 0f 85 45 f6 ff ff 48 c7 c6 20 50 4b 89 48 c7 c7 e0 4d 4b 89 e8 f9 18 c5 ff <0f