program: r0 = io_uring_setup(0x9, &(0x7f00000000c0)={0x0, 0x0, 0x40, 0x2, 0x63}) r1 = syz_open_dev$evdev(&(0x7f0000000080), 0x0, 0x0) syz_usb_disconnect(r1) syz_usb_connect$cdc_ncm(0x0, 0x72, &(0x7f0000000200)=ANY=[@ANYBLOB="1201000002000040257d15a4400001040001090260004201000000090400000102090000052406000105240000000d240f01000004eaffffff1e0006031a00000804800200090581", @ANYBLOB="73c8"], 0x0) ioctl$EVIOCRMFF(r1, 0x4004550f, 0x0) syz_open_dev$char_usb(0xc, 0xb4, 0x0) close_range(r0, 0xffffffffffffffff, 0x0) [ 79.317361][ T4533] Bluetooth: hci0: command tx timeout [ 79.865428][ T5100] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 80.017737][ T5100] usb 5-1: config 1 has too many interfaces: 66, using maximum allowed: 32 [ 80.020455][ T5100] usb 5-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 80.023653][ T5100] usb 5-1: config 1 has 1 interface, different from the descriptor's value: 66 [ 80.028130][ T5100] usb 5-1: config 1 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 80.037580][ T5100] usb 5-1: New USB device found, idVendor=7d25, idProduct=a415, bcdDevice= 0.40 [ 80.041173][ T5100] usb 5-1: New USB device strings: Mfr=1, Product=4, SerialNumber=0 [ 80.044249][ T5100] usb 5-1: Product: syz [ 80.047276][ T5100] usb 5-1: Manufacturer: syz [ 80.063440][ T5100] cdc_wdm 5-1:1.0: skipping garbage [ 80.066917][ T5100] cdc_wdm 5-1:1.0: skipping garbage [ 80.072876][ T5100] cdc_wdm 5-1:1.0: cdc-wdm0: USB WDM device [ 80.076835][ T5100] cdc_wdm 5-1:1.0: Unknown control protocol [ 80.262615][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.266613][ C0] cdc_wdm 5-1:1.0: Cannot schedule work [ 80.269788][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.272240][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.274744][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.276871][ C0] cdc_wdm 5-1:1.0: Cannot schedule work [ 80.279169][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.281735][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.286581][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.290010][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.292897][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.295702][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.298333][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.303040][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.308063][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.310564][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.313093][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.316409][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.319772][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.322271][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.324759][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.327172][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.329725][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.332284][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.335122][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.338141][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.340832][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.343239][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.345574][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.347886][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.350343][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.353042][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.356276][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.359545][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.362332][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.364777][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.367238][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.369708][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.372257][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.374963][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.378195][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.381189][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.383599][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.386707][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.389279][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.391908][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.394772][ C0] cdc_wdm 5-1:1.0: Stall on int endpoint [ 80.408213][ T5100] ------------[ cut here ]------------ [ 80.408323][ C0] cdc_wdm 5-1:1.0: Unexpected error -71 [ 80.413228][ T5100] URB ffff88801ec72000 submitted while active [ 80.446169][ T5100] WARNING: CPU: 0 PID: 5100 at drivers/usb/core/urb.c:379 usb_submit_urb+0x1039/0x1930 [ 80.450438][ T5100] Modules linked in: [ 80.452031][ T5100] CPU: 0 UID: 0 PID: 5100 Comm: kworker/0:4 Not tainted 6.12.0-rc3-syzkaller-00044-g2f87d0916ce0 #0 [ 80.456682][ T5100] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 80.461770][ T5100] Workqueue: events wdm_rxwork [ 80.464284][ T5100] RIP: 0010:usb_submit_urb+0x1039/0x1930 [ 80.466976][ T5100] Code: 00 eb 66 e8 d9 f0 5c fa e9 79 f0 ff ff e8 cf f0 5c fa c6 05 ee d0 ce 08 01 90 48 c7 c7 c0 10 b1 8c 4c 89 ee e8 d8 ea 1d fa 90 <0f> 0b 90 90 e9 40 f0 ff ff e8 a9 f0 5c fa eb 12 e8 a2 f0 5c fa 41 [ 80.474253][ T5100] RSP: 0018:ffffc90002fafae8 EFLAGS: 00010246 [ 80.477516][ T5100] RAX: 27bcffff64e99600 RBX: 0000000000000cc0 RCX: ffff88801e262440 [ 80.481148][ T5100] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 80.484266][ T5100] RBP: ffff88801ec72008 R08: ffffffff8155e402 R09: fffffbfff1cf9fd8 [ 80.487733][ T5100] R10: dffffc0000000000 R11: fffffbfff1cf9fd8 R12: 1ffff11002457412 [ 80.491624][ T5100] R13: ffff88801ec72000 R14: dffffc0000000000 R15: ffff8880122ba028 [ 80.495077][ T5100] FS: 0000000000000000(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 [ 80.499080][ T5100] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.501925][ T5100] CR2: 000055f80a7e2ee0 CR3: 000000000e734000 CR4: 0000000000352ef0 [ 80.505628][ T5100] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 80.508716][ T5100] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.512138][ T5100] Call Trace: [ 80.513645][ T5100] [ 80.515117][ T5100] ? __warn+0x168/0x4e0 [ 80.517026][ T5100] ? usb_submit_urb+0x1039/0x1930 [ 80.519281][ T5100] ? report_bug+0x2b3/0x500 [ 80.521142][ T5100] ? usb_submit_urb+0x1039/0x1930 [ 80.523149][ T5100] ? handle_bug+0x60/0x90 [ 80.524894][ T5100] ? exc_invalid_op+0x1a/0x50 [ 80.527153][ T5100] ? asm_exc_invalid_op+0x1a/0x20 [ 80.530224][ T5100] ? __warn_printk+0x292/0x360 [ 80.532533][ T5100] ? usb_submit_urb+0x1039/0x1930 [ 80.534481][ T5100] ? usb_submit_urb+0x1038/0x1930 [ 80.536458][ T5100] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 80.538933][ T5100] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 80.541688][ T5100] wdm_rxwork+0x116/0x1f0 [ 80.543757][ T5100] ? process_scheduled_works+0x976/0x1850 [ 80.547247][ T5100] process_scheduled_works+0xa63/0x1850 [ 80.549474][ T5100] ? __pfx_process_scheduled_works+0x10/0x10 [ 80.552263][ T5100] ? assign_work+0x364/0x3d0 [ 80.554170][ T5100] worker_thread+0x870/0xd30 [ 80.556199][ T5100] ? __kthread_parkme+0x169/0x1d0 [ 80.558138][ T5100] ? __pfx_worker_thread+0x10/0x10 [ 80.560219][ T5100] kthread+0x2f0/0x390 [ 80.561919][ T5100] ? __pfx_worker_thread+0x10/0x10 [ 80.564055][ T5100] ? __pfx_kthread+0x10/0x10 [ 80.565966][ T5100] ret_from_fork+0x4b/0x80 [ 80.567750][ T5100] ? __pfx_kthread+0x10/0x10 [ 80.569663][ T5100] ret_from_fork_asm+0x1a/0x30 [ 80.571638][ T5100] [ 80.572871][ T5100] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 80.575636][ T5100] CPU: 0 UID: 0 PID: 5100 Comm: kworker/0:4 Not tainted 6.12.0-rc3-syzkaller-00044-g2f87d0916ce0 #0 [ 80.579762][ T5100] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 80.584090][ T5100] Workqueue: events wdm_rxwork [ 80.586015][ T5100] Call Trace: [ 80.587326][ T5100] [ 80.588485][ T5100] dump_stack_lvl+0x241/0x360 [ 80.590345][ T5100] ? __pfx_dump_stack_lvl+0x10/0x10 [ 80.592455][ T5100] ? __pfx__printk+0x10/0x10 [ 80.594360][ T5100] ? vscnprintf+0x5d/0x90 [ 80.596132][ T5100] panic+0x349/0x880 [ 80.597750][ T5100] ? __warn+0x177/0x4e0 [ 80.600376][ T5100] ? __pfx_panic+0x10/0x10 [ 80.602232][ T5100] ? ret_from_fork_asm+0x1a/0x30 [ 80.604249][ T5100] __warn+0x34b/0x4e0 [ 80.605860][ T5100] ? usb_submit_urb+0x1039/0x1930 [ 80.607889][ T5100] report_bug+0x2b3/0x500 [ 80.609682][ T5100] ? usb_submit_urb+0x1039/0x1930 [ 80.611760][ T5100] handle_bug+0x60/0x90 [ 80.613426][ T5100] exc_invalid_op+0x1a/0x50 [ 80.615291][ T5100] asm_exc_invalid_op+0x1a/0x20 [ 80.617170][ T5100] RIP: 0010:usb_submit_urb+0x1039/0x1930 [ 80.619449][ T5100] Code: 00 eb 66 e8 d9 f0 5c fa e9 79 f0 ff ff e8 cf f0 5c fa c6 05 ee d0 ce 08 01 90 48 c7 c7 c0 10 b1 8c 4c 89 ee e8 d8 ea 1d fa 90 <0f> 0b 90 90 e9 40 f0 ff ff e8 a9 f0 5c fa eb 12 e8 a2 f0 5c fa 41 [ 80.626850][ T5100] RSP: 0018:ffffc90002fafae8 EFLAGS: 00010246 [ 80.629742][ T5100] RAX: 27bcffff64e99600 RBX: 0000000000000cc0 RCX: ffff88801e262440 [ 80.634228][ T5100] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 80.637961][ T5100] RBP: ffff88801ec72008 R08: ffffffff8155e402 R09: fffffbfff1cf9fd8 [ 80.641002][ T5100] R10: dffffc0000000000 R11: fffffbfff1cf9fd8 R12: 1ffff11002457412 [ 80.643935][ T5100] R13: ffff88801ec72000 R14: dffffc0000000000 R15: ffff8880122ba028 [ 80.647063][ T5100] ? __warn_printk+0x292/0x360 [ 80.649010][ T5100] ? usb_submit_urb+0x1038/0x1930 [ 80.651521][ T5100] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 80.655549][ T5100] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 80.658178][ T5100] wdm_rxwork+0x116/0x1f0 [ 80.659974][ T5100] ? process_scheduled_works+0x976/0x1850 [ 80.662224][ T5100] process_scheduled_works+0xa63/0x1850 [ 80.664442][ T5100] ? __pfx_process_scheduled_works+0x10/0x10 [ 80.666772][ T5100] ? assign_work+0x364/0x3d0 [ 80.668719][ T5100] worker_thread+0x870/0xd30 [ 80.670677][ T5100] ? __kthread_parkme+0x169/0x1d0 [ 80.673024][ T5100] ? __pfx_worker_thread+0x10/0x10 [ 80.675375][ T5100] kthread+0x2f0/0x390 [ 80.677149][ T5100] ? __pfx_worker_thread+0x10/0x10 [ 80.679194][ T5100] ? __pfx_kthread+0x10/0x10 [ 80.680956][ T5100] ret_from_fork+0x4b/0x80 [ 80.682663][ T5100] ? __pfx_kthread+0x10/0x10 [ 80.685037][ T5100] ret_from_fork_asm+0x1a/0x30 [ 80.688067][ T5100] [ 80.689921][ T5100] Kernel Offset: disabled [ 80.691774][ T5100] Rebooting in 86400 seconds..