program:
syz_usb_connect(0x3, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
r0 = syz_open_dev$dvb_demux(&(0x7f00000002c0), 0x1, 0x0)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000200)={0x1007, {"9db867d09ed91aa9c5c29f2f1e4be6bf", "cc6c2d12e0353c0e42899a29fdefe3bc", "9defe9f49655f386b84e6bb715dac54f"}, 0x445, 0x7})
[ 89.018049][ T4654] Bluetooth: hci0: command tx timeout
[ 89.350839][ T1365] usb 5-1: new high-speed USB device number 2 using dummy_hcd
[ 89.500665][ T1365] usb 5-1: Using ep0 maxpacket: 32
[ 89.508247][ T1365] usb 5-1: New USB device found, idVendor=0b89, idProduct=0007, bcdDevice=ef.64
[ 89.513175][ T1365] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 89.543440][ T1365] usb 5-1: config 0 descriptor??
[ 89.633048][ T1365] as10x_usb: device has been detected
[ 89.639558][ T1365] dvbdev: DVB: registering new adapter (nBox DVB-T Dongle)
[ 89.729616][ T1365] usb 5-1: DVB: registering adapter 1 frontend 0 (nBox DVB-T Dongle)...
[ 89.803331][ T5331] ------------[ cut here ]------------
[ 89.818443][ T5331] DEBUG_LOCKS_WARN_ON(lock->magic != lock)
[ 89.818460][ T5331] WARNING: kernel/locking/mutex.c:625 at __mutex_lock+0x1303/0x1550, CPU#0: syz.0.0/5331
[ 89.837323][ T5331] Modules linked in:
[ 89.845616][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 89.849707][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 89.864657][ T5331] RIP: 0010:__mutex_lock+0x130a/0x1550
[ 89.867577][ T5331] Code: 30 90 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 1b 02 00 00 83 3d da 43 85 04 00 75 13 48 8d 3d cd 5b 88 04 48 c7 c6 a0 da cc 8b <67> 48 0f b9 3a 90 e9 50 ee ff ff 90 0f 0b 90 e9 4e f2 ff ff 90 0f
[ 89.882868][ T5331] RSP: 0018:ffffc90006577a20 EFLAGS: 00010246
[ 89.887428][ T5331] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000100000
[ 89.892464][ T5331] RDX: ffffc90020802000 RSI: ffffffff8bccdaa0 RDI: ffffffff903417c0
[ 89.897914][ T5331] RBP: ffffc90006577bd8 R08: ffffffff9030ffc3 R09: 1ffffffff2061ff8
[ 89.902932][ T5331] R10: dffffc0000000000 R11: fffffbfff2061ff9 R12: ffff88801fbcab30
[ 89.909315][ T5331] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000caef5c
[ 89.915405][ T5331] FS: 00007f348ea8d6c0(0000) GS:ffff88808c885000(0000) knlGS:0000000000000000
[ 89.921996][ T5331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 89.929445][ T5331] CR2: 00007ffd58c0cff8 CR3: 0000000032d2d000 CR4: 0000000000352ef0
[ 89.945921][ T5331] Call Trace:
[ 89.948015][ T5331]
[ 89.949833][ T5331] ? trace_contention_end+0x3d/0x140
[ 89.953267][ T5331] ? __mutex_lock+0x319/0x1550
[ 89.962135][ T5331] ? as102_dvb_dmx_start_feed+0x70/0x290
[ 89.966562][ T5331] ? __pfx___mutex_lock+0x10/0x10
[ 89.977430][ T5331] ? __mutex_unlock_slowpath+0x1be/0x6f0
[ 89.980909][ T5331] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 89.983433][ T5331] ? do_raw_spin_lock+0x12b/0x2f0
[ 89.996601][ T5331] as102_dvb_dmx_start_feed+0x70/0x290
[ 90.000060][ T5331] dmx_section_feed_start_filtering+0x518/0x6c0
[ 90.004414][ T5331] dvb_dmxdev_filter_start+0xcf4/0x10e0
[ 90.007034][ T5331] ? dvb_dmxdev_filter_set+0x2d1/0x580
[ 90.009289][ T5331] dvb_demux_do_ioctl+0x470/0x540
[ 90.011386][ T5331] dvb_usercopy+0x199/0x2e0
[ 90.013270][ T5331] ? __pfx_dvb_demux_do_ioctl+0x10/0x10
[ 90.026441][ T5331] ? __pfx_dvb_usercopy+0x10/0x10
[ 90.037254][ T5331] ? __fget_files+0x3a0/0x420
[ 90.040150][ T5331] ? __fget_files+0x2a/0x420
[ 90.043187][ T5331] ? __pfx_dvb_demux_ioctl+0x10/0x10
[ 90.051851][ T5331] dvb_demux_ioctl+0x29/0x40
[ 90.055318][ T5331] __se_sys_ioctl+0xfc/0x170
[ 90.062465][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.074398][ T5331] do_syscall_64+0x15f/0xf80
[ 90.076443][ T5331] ? trace_irq_disable+0x3b/0x140
[ 90.078564][ T5331] ? clear_bhb_loop+0x40/0x90
[ 90.080709][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.083166][ T5331] RIP: 0033:0x7f348db9cdd9
[ 90.089845][ T5331] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 90.109724][ T5331] RSP: 002b:00007f348ea8cfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 90.118254][ T5331] RAX: ffffffffffffffda RBX: 00007f348de15fa0 RCX: 00007f348db9cdd9
[ 90.121608][ T5331] RDX: 0000200000000200 RSI: 00000000403c6f2b RDI: 0000000000000004
[ 90.135358][ T5331] RBP: 00007f348dc32d69 R08: 0000000000000000 R09: 0000000000000000
[ 90.146441][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 90.150065][ T5331] R13: 00007f348de16038 R14: 00007f348de15fa0 R15: 00007ffd58c0d148
[ 90.158008][ T5331]
[ 90.159324][ T5331] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 90.162311][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 90.176774][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 90.187158][ T5331] Call Trace:
[ 90.189307][ T5331]
[ 90.195039][ T5331] vpanic+0x56c/0xa60
[ 90.196794][ T5331] ? __pfx__printk+0x10/0x10
[ 90.198763][ T5331] ? __pfx_vpanic+0x10/0x10
[ 90.200669][ T5331] ? is_bpf_text_address+0x292/0x2b0
[ 90.203078][ T5331] ? is_bpf_text_address+0x26/0x2b0
[ 90.222202][ T5331] panic+0xc5/0xd0
[ 90.223864][ T5331] ? __pfx_panic+0x10/0x10
[ 90.225859][ T5331] __warn+0x315/0x4c0
[ 90.227567][ T5331] ? __mutex_lock+0x1303/0x1550
[ 90.229680][ T5331] ? __mutex_lock+0x1303/0x1550
[ 90.231785][ T5331] __report_bug+0x29a/0x540
[ 90.233707][ T5331] ? lock_release+0x4b/0x3c0
[ 90.241374][ T5331] ? lock_release+0x4b/0x3c0
[ 90.266696][ T5331] ? __mutex_lock+0x1303/0x1550
[ 90.269840][ T5331] ? __pfx___report_bug+0x10/0x10
[ 90.273232][ T5331] ? is_bpf_text_address+0x26/0x2b0
[ 90.276110][ T5331] ? __lock_acquire+0x6b5/0x2cf0
[ 90.279432][ T5331] report_bug_entry+0x19a/0x290
[ 90.283010][ T5331] ? __mutex_lock+0x130a/0x1550
[ 90.286049][ T5331] ? __mutex_lock+0x130f/0x1550
[ 90.290898][ T5331] handle_bug+0xce/0x200
[ 90.293729][ T5331] exc_invalid_op+0x1a/0x50
[ 90.300968][ T5331] asm_exc_invalid_op+0x1a/0x20
[ 90.306699][ T5331] RIP: 0010:__mutex_lock+0x130a/0x1550
[ 90.311120][ T5331] Code: 30 90 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 1b 02 00 00 83 3d da 43 85 04 00 75 13 48 8d 3d cd 5b 88 04 48 c7 c6 a0 da cc 8b <67> 48 0f b9 3a 90 e9 50 ee ff ff 90 0f 0b 90 e9 4e f2 ff ff 90 0f
[ 90.340235][ T5331] RSP: 0018:ffffc90006577a20 EFLAGS: 00010246
[ 90.344017][ T5331] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000100000
[ 90.348839][ T5331] RDX: ffffc90020802000 RSI: ffffffff8bccdaa0 RDI: ffffffff903417c0
[ 90.352909][ T5331] RBP: ffffc90006577bd8 R08: ffffffff9030ffc3 R09: 1ffffffff2061ff8
[ 90.366688][ T5331] R10: dffffc0000000000 R11: fffffbfff2061ff9 R12: ffff88801fbcab30
[ 90.369953][ T5331] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000caef5c
[ 90.374745][ T5331] ? trace_contention_end+0x3d/0x140
[ 90.387455][ T5331] ? __mutex_lock+0x319/0x1550
[ 90.390407][ T5331] ? as102_dvb_dmx_start_feed+0x70/0x290
[ 90.393911][ T5331] ? __pfx___mutex_lock+0x10/0x10
[ 90.404641][ T5331] ? __mutex_unlock_slowpath+0x1be/0x6f0
[ 90.407930][ T5331] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 90.411438][ T5331] ? do_raw_spin_lock+0x12b/0x2f0
[ 90.424698][ T5331] as102_dvb_dmx_start_feed+0x70/0x290
[ 90.428178][ T5331] dmx_section_feed_start_filtering+0x518/0x6c0
[ 90.431057][ T5331] dvb_dmxdev_filter_start+0xcf4/0x10e0
[ 90.433928][ T5331] ? dvb_dmxdev_filter_set+0x2d1/0x580
[ 90.445804][ T5331] dvb_demux_do_ioctl+0x470/0x540
[ 90.448880][ T5331] dvb_usercopy+0x199/0x2e0
[ 90.452596][ T5331] ? __pfx_dvb_demux_do_ioctl+0x10/0x10
[ 90.456254][ T5331] ? __pfx_dvb_usercopy+0x10/0x10
[ 90.464921][ T5331] ? __fget_files+0x3a0/0x420
[ 90.472996][ T5331] ? __fget_files+0x2a/0x420
[ 90.475036][ T5331] ? __pfx_dvb_demux_ioctl+0x10/0x10
[ 90.477333][ T5331] dvb_demux_ioctl+0x29/0x40
[ 90.479318][ T5331] __se_sys_ioctl+0xfc/0x170
[ 90.481345][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.496266][ T5331] do_syscall_64+0x15f/0xf80
[ 90.498259][ T5331] ? trace_irq_disable+0x3b/0x140
[ 90.501262][ T5331] ? clear_bhb_loop+0x40/0x90
[ 90.507389][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.516284][ T5331] RIP: 0033:0x7f348db9cdd9
[ 90.527046][ T5331] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 90.545432][ T5331] RSP: 002b:00007f348ea8cfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 90.549124][ T5331] RAX: ffffffffffffffda RBX: 00007f348de15fa0 RCX: 00007f348db9cdd9
[ 90.553401][ T5331] RDX: 0000200000000200 RSI: 00000000403c6f2b RDI: 0000000000000004
[ 90.566354][ T5331] RBP: 00007f348dc32d69 R08: 0000000000000000 R09: 0000000000000000
[ 90.571138][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 90.585215][ T5331] R13: 00007f348de16038 R14: 00007f348de15fa0 R15: 00007ffd58c0d148
[ 90.590151][ T5331]
[ 90.592468][ T5331] Kernel Offset: disabled
[ 90.608952][ T5331] Rebooting in 86400 seconds..