program:
bpf$MAP_CREATE(0x0, &(0x7f0000000580)=@base={0xf, 0x4, 0x4, 0xa4}, 0x48)
syz_usb_connect(0x3, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
r0 = syz_open_dev$dvb_demux(&(0x7f00000002c0), 0x1, 0x0)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000200)={0x1007, {"9db867d09ed91aa9c5c29f2f1e4be6bf", "cc6c2d12e0353c0e42899a29fdefe3bc", "9defe9f49655f386b84e6bb715dac54f"}, 0x445, 0x7})
r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000042c0)='fdinfo/3\x00')
r2 = memfd_secret(0x80000)
setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r2, 0x6, 0x1d, &(0x7f0000000000)={0x100, 0x5, 0x200, 0x3, 0x2}, 0x14)
read$FUSE(r1, &(0x7f0000000080)={0x2020}, 0x2020)
[ 87.129811][ T44] Bluetooth: hci0: command tx timeout
[ 87.478895][ T9] usb 5-1: new high-speed USB device number 2 using dummy_hcd
[ 87.665578][ T9] usb 5-1: Using ep0 maxpacket: 32
[ 87.673153][ T9] usb 5-1: New USB device found, idVendor=0b89, idProduct=0007, bcdDevice=ef.64
[ 87.677452][ T9] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 87.707816][ T9] usb 5-1: config 0 descriptor??
[ 87.801094][ T9] as10x_usb: device has been detected
[ 87.828517][ T9] dvbdev: DVB: registering new adapter (nBox DVB-T Dongle)
[ 87.922156][ T5324] ------------[ cut here ]------------
[ 87.924272][ T5324] DEBUG_LOCKS_WARN_ON(lock->magic != lock)
[ 87.924311][ T5324] WARNING: kernel/locking/mutex.c:625 at __mutex_lock+0x1303/0x1550, CPU#0: syz.0.0/5324
[ 87.932981][ T5324] Modules linked in:
[ 87.934827][ T5324] CPU: 0 UID: 0 PID: 5324 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 87.938214][ T5324] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 87.941876][ T5324] RIP: 0010:__mutex_lock+0x130a/0x1550
[ 87.943911][ T5324] Code: 30 90 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 1b 02 00 00 83 3d da 53 85 04 00 75 13 48 8d 3d cd 6b 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
[ 87.951534][ T5324] RSP: 0018:ffffc900037b7a20 EFLAGS: 00010246
[ 87.954066][ T5324] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000100000
[ 87.958170][ T5324] RDX: ffffc90020802000 RSI: ffffffff8bccdaa0 RDI: ffffffff903417c0
[ 87.961459][ T5324] RBP: ffffc900037b7bd8 R08: ffffffff9030ffc3 R09: 1ffffffff2061ff8
[ 87.964298][ T5324] R10: dffffc0000000000 R11: fffffbfff2061ff9 R12: ffff88803fe8eb30
[ 87.967649][ T5324] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920006f6f5c
[ 87.970870][ T5324] FS: 00007fa50ab356c0(0000) GS:ffff88808c885000(0000) knlGS:0000000000000000
[ 87.974391][ T5324] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 87.977022][ T5324] CR2: 00007fa509e10578 CR3: 0000000011c08000 CR4: 0000000000352ef0
[ 87.980121][ T5324] Call Trace:
[ 87.981626][ T5324]
[ 87.982840][ T5324] ? trace_contention_end+0x3d/0x140
[ 87.985173][ T5324] ? __mutex_lock+0x319/0x1550
[ 87.987086][ T5324] ? as102_dvb_dmx_start_feed+0x70/0x290
[ 87.989317][ T5324] ? __pfx___mutex_lock+0x10/0x10
[ 87.991357][ T5324] ? __mutex_unlock_slowpath+0x1be/0x6f0
[ 87.993899][ T5324] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 87.996669][ T5324] ? do_raw_spin_lock+0x12b/0x2f0
[ 87.998772][ T5324] as102_dvb_dmx_start_feed+0x70/0x290
[ 88.001219][ T5324] dmx_section_feed_start_filtering+0x518/0x6c0
[ 88.003628][ T5324] dvb_dmxdev_filter_start+0xcf4/0x10e0
[ 88.005941][ T5324] ? dvb_dmxdev_filter_set+0x2d1/0x580
[ 88.008071][ T5324] dvb_demux_do_ioctl+0x470/0x540
[ 88.010307][ T5324] dvb_usercopy+0x199/0x2e0
[ 88.012074][ T5324] ? __pfx_dvb_demux_do_ioctl+0x10/0x10
[ 88.014381][ T5324] ? __pfx_dvb_usercopy+0x10/0x10
[ 88.016602][ T5324] ? __fget_files+0x3a0/0x420
[ 88.018664][ T5324] ? __fget_files+0x2a/0x420
[ 88.020614][ T5324] ? __pfx_dvb_demux_ioctl+0x10/0x10
[ 88.022707][ T5324] dvb_demux_ioctl+0x29/0x40
[ 88.024685][ T5324] __se_sys_ioctl+0xfc/0x170
[ 88.026840][ T5324] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 88.029283][ T5324] do_syscall_64+0x15f/0xf80
[ 88.031093][ T5324] ? trace_irq_disable+0x3b/0x140
[ 88.033145][ T5324] ? clear_bhb_loop+0x40/0x90
[ 88.035577][ T5324] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 88.038062][ T5324] RIP: 0033:0x7fa509b9cdd9
[ 88.039878][ T5324] 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
[ 88.047383][ T5324] RSP: 002b:00007fa50ab34fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 88.050635][ T5324] RAX: ffffffffffffffda RBX: 00007fa509e15fa0 RCX: 00007fa509b9cdd9
[ 88.053746][ T5324] RDX: 0000200000000200 RSI: 00000000403c6f2b RDI: 0000000000000005
[ 88.057040][ T5324] RBP: 00007fa509c32d69 R08: 0000000000000000 R09: 0000000000000000
[ 88.060229][ T5324] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 88.063325][ T5324] R13: 00007fa509e16038 R14: 00007fa509e15fa0 R15: 00007ffdc7acd348
[ 88.066755][ T5324]
[ 88.068064][ T5324] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 88.070862][ T5324] CPU: 0 UID: 0 PID: 5324 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 88.074365][ T5324] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 88.078549][ T5324] Call Trace:
[ 88.080071][ T5324]
[ 88.081255][ T5324] vpanic+0x56c/0xa60
[ 88.082890][ T5324] ? __pfx__printk+0x10/0x10
[ 88.084661][ T5324] ? __pfx_vpanic+0x10/0x10
[ 88.086554][ T5324] ? is_bpf_text_address+0x292/0x2b0
[ 88.089579][ T5324] ? is_bpf_text_address+0x26/0x2b0
[ 88.091545][ T5324] panic+0xc5/0xd0
[ 88.093076][ T5324] ? __pfx_panic+0x10/0x10
[ 88.094936][ T5324] __warn+0x315/0x4c0
[ 88.096663][ T5324] ? __mutex_lock+0x1303/0x1550
[ 88.098624][ T5324] ? __mutex_lock+0x1303/0x1550
[ 88.100606][ T5324] __report_bug+0x29a/0x540
[ 88.102386][ T5324] ? lock_release+0x4b/0x3c0
[ 88.104157][ T5324] ? lock_release+0x4b/0x3c0
[ 88.105967][ T5324] ? __mutex_lock+0x1303/0x1550
[ 88.107974][ T5324] ? __pfx___report_bug+0x10/0x10
[ 88.110743][ T5324] ? is_bpf_text_address+0x26/0x2b0
[ 88.113287][ T5324] ? __lock_acquire+0x6b5/0x2cf0
[ 88.115147][ T5324] report_bug_entry+0x19a/0x290
[ 88.117556][ T5324] ? __mutex_lock+0x130a/0x1550
[ 88.119114][ T5324] ? __mutex_lock+0x130f/0x1550
[ 88.121059][ T5324] handle_bug+0xce/0x200
[ 88.122735][ T5324] exc_invalid_op+0x1a/0x50
[ 88.124422][ T5324] asm_exc_invalid_op+0x1a/0x20
[ 88.126320][ T5324] RIP: 0010:__mutex_lock+0x130a/0x1550
[ 88.128147][ T5324] Code: 30 90 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 1b 02 00 00 83 3d da 53 85 04 00 75 13 48 8d 3d cd 6b 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
[ 88.134519][ T5324] RSP: 0018:ffffc900037b7a20 EFLAGS: 00010246
[ 88.136818][ T5324] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000100000
[ 88.139993][ T5324] RDX: ffffc90020802000 RSI: ffffffff8bccdaa0 RDI: ffffffff903417c0
[ 88.142892][ T5324] RBP: ffffc900037b7bd8 R08: ffffffff9030ffc3 R09: 1ffffffff2061ff8
[ 88.145938][ T5324] R10: dffffc0000000000 R11: fffffbfff2061ff9 R12: ffff88803fe8eb30
[ 88.149177][ T5324] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920006f6f5c
[ 88.152286][ T5324] ? trace_contention_end+0x3d/0x140
[ 88.154284][ T5324] ? __mutex_lock+0x319/0x1550
[ 88.156360][ T5324] ? as102_dvb_dmx_start_feed+0x70/0x290
[ 88.158908][ T5324] ? __pfx___mutex_lock+0x10/0x10
[ 88.161285][ T5324] ? __mutex_unlock_slowpath+0x1be/0x6f0
[ 88.163163][ T5324] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 88.165797][ T5324] ? do_raw_spin_lock+0x12b/0x2f0
[ 88.168250][ T5324] as102_dvb_dmx_start_feed+0x70/0x290
[ 88.170419][ T5324] dmx_section_feed_start_filtering+0x518/0x6c0
[ 88.173010][ T5324] dvb_dmxdev_filter_start+0xcf4/0x10e0
[ 88.175353][ T5324] ? dvb_dmxdev_filter_set+0x2d1/0x580
[ 88.177695][ T5324] dvb_demux_do_ioctl+0x470/0x540
[ 88.179950][ T5324] dvb_usercopy+0x199/0x2e0
[ 88.181792][ T5324] ? __pfx_dvb_demux_do_ioctl+0x10/0x10
[ 88.183951][ T5324] ? __pfx_dvb_usercopy+0x10/0x10
[ 88.185992][ T5324] ? __fget_files+0x3a0/0x420
[ 88.187813][ T5324] ? __fget_files+0x2a/0x420
[ 88.189795][ T5324] ? __pfx_dvb_demux_ioctl+0x10/0x10
[ 88.191846][ T5324] dvb_demux_ioctl+0x29/0x40
[ 88.194271][ T5324] __se_sys_ioctl+0xfc/0x170
[ 88.197865][ T5324] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 88.200181][ T5324] do_syscall_64+0x15f/0xf80
[ 88.202062][ T5324] ? trace_irq_disable+0x3b/0x140
[ 88.204435][ T5324] ? clear_bhb_loop+0x40/0x90
[ 88.206523][ T5324] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 88.208727][ T5324] RIP: 0033:0x7fa509b9cdd9
[ 88.210693][ T5324] 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
[ 88.219185][ T5324] RSP: 002b:00007fa50ab34fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 88.223469][ T5324] RAX: ffffffffffffffda RBX: 00007fa509e15fa0 RCX: 00007fa509b9cdd9
[ 88.227140][ T5324] RDX: 0000200000000200 RSI: 00000000403c6f2b RDI: 0000000000000005
[ 88.230829][ T5324] RBP: 00007fa509c32d69 R08: 0000000000000000 R09: 0000000000000000
[ 88.234457][ T5324] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 88.237730][ T5324] R13: 00007fa509e16038 R14: 00007fa509e15fa0 R15: 00007ffdc7acd348
[ 88.241102][ T5324]
[ 88.242554][ T5324] Kernel Offset: disabled
[ 88.244242][ T5324] Rebooting in 86400 seconds..