program: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_configfs\x00', &(0x7f0000000140)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./my_configfs/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/direction\x00', 0x1, 0x0) write(r0, &(0x7f00000002c0)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/num_groups\x00', 0x1, 0x0) write(r1, &(0x7f0000000380)='2', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f00000003c0)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/midi1_num_groups\x00', 0x1, 0x0) write(r2, &(0x7f0000000440)='2', 0x1) symlinkat(&(0x7f0000000880)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0xffffffffffffff9c, &(0x7f00000008c0)='./my_configfs/usb_gadget/g1/configs/c.1/midi2.usb0\x00') r3 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/usb_gadget/g1/UDC\x00', 0x1, 0x0) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000000)={'macvlan0\x00', @random="bdbd67c12945"}) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000480)={0x6, 0x3, &(0x7f0000000680)=ANY=[@ANYBLOB="18000000020000000000000000ee000095"], 0x0}, 0x94) write$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000)=ANY=[@ANYBLOB="8fedcb7907001175f37538e486dd"], 0xfdef) r4 = bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000480)={0x6, 0x3, &(0x7f0000000680)=ANY=[], &(0x7f00000002c0)='syzkaller\x00'}, 0x90) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000600)={r4, 0x5, 0xb68, 0x0, &(0x7f0000000000)='%', 0x0, 0xd01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x48) r5 = socket$nl_netfilter(0x10, 0x3, 0xc) syz_usb_control_io$hid(0xffffffffffffffff, &(0x7f00000001c0)={0x24, 0x0, 0x0, 0x0, 0x0}, 0x0) r6 = syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x0) ioctl$DRM_IOCTL_SET_CLIENT_CAP(r6, 0x4010640d, &(0x7f0000000000)={0x3, 0x2}) r7 = syz_open_dev$dri(&(0x7f0000000000), 0x1f, 0x0) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r7, 0xc04064a0, &(0x7f0000000200)={0x0, &(0x7f0000000140)=[0x0], 0x0, 0x0, 0x0, 0x1}) ioctl$DRM_IOCTL_MODE_OBJ_GETPROPERTIES(r7, 0xc02064b9, &(0x7f0000000280)={&(0x7f0000000400)=[0x0, 0x0], &(0x7f0000000280), 0x2, r8}) ioctl$DRM_IOCTL_MODE_ATOMIC(r6, 0xc03864bc, &(0x7f0000000040)={0x0, 0x1, &(0x7f0000000380)=[r8], &(0x7f00000003c0)=[0x10], &(0x7f0000000d00)=[r9, r9], &(0x7f00000001c0), 0x0, 0xff}) sendmsg$NFT_BATCH(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000002c0)=ANY=[@ANYBLOB="14000000100001000000000000dfff000000000a20000000000a01020000000000000000010000000900010073797a30000000006c000000160a0101000b000000000000010000000900020073797a30000000000900010073797a30000000004000038008000140000000002c0003801400010067656e65766530000000000000000000140001006c6f0000000000000000000000000000080002"], 0xb4}}, 0x0) syz_mount_image$ocfs2(&(0x7f0000004740), &(0x7f0000004780)='./file0\x00', 0x100000a, &(0x7f0000000180)=ANY=[@ANYBLOB="6a6f75726e616c5f6173796e635f636f6d2f576d69742c6865617274626561743d6e6f6e652c75737271756f74612c626172726965723d30303030303030303013303030303030303030372c6865617274626561743d6e6f6e652c726573765f6c6576656c3d3030303030303030303030303030303030303033"], 0x1, 0x4703, 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write(r3, &(0x7f0000000940)='dummy_udc.0', 0xb) [ 92.492206][ T5288] Bluetooth: hci0: command tx timeout [ 92.509510][ T803] cfg80211: failed to load regulatory.db [ 92.965105][ T5335] loop0: detected capacity change from 0 to 32768 [ 93.016819][ T5335] ocfs2: Unknown parameter 'journal_async_com/Wmit' [ 93.545737][ T10] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 93.704944][ T10] usb 5-1: Dual-Role OTG device on HNP port [ 93.707945][ T10] usb 5-1: New USB device found, idVendor=0000, idProduct=0000, bcdDevice= 7.02 [ 93.712095][ T10] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 93.737200][ T10] gspca_main: spca501-2.14.0 probing 0000:0000 [ 93.746733][ T10] gspca_spca501: reg write: error -32 [ 93.750932][ T10] spca501 5-1:1.0: Reg write failed for 0x02,0x0f,0x05 [ 93.755519][ T10] spca501 5-1:1.0: probe with driver spca501 failed with error -22 [ 93.764108][ C0] Oops: general protection fault, probably for non-canonical address 0xdffffc00000000e6: 0000 [#1] SMP KASAN NOPTI [ 93.769379][ C0] KASAN: null-ptr-deref in range [0x0000000000000730-0x0000000000000737] [ 93.772973][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 PREEMPT(full) [ 93.776914][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 93.781263][ C0] Workqueue: usb_hub_wq hub_event [ 93.783556][ C0] RIP: 0010:f_midi2_stop_eps+0x28e/0x4d0 [ 93.786030][ C0] Code: 89 f0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 f7 e8 37 e5 63 fa 41 bf 30 07 00 00 4d 03 3e 4c 89 f8 48 c1 e8 03 48 89 44 24 18 <42> 0f b6 04 28 84 c0 0f 85 12 02 00 00 41 8b 1f 31 ff 89 de e8 a9 [ 93.794050][ C0] RSP: 0018:ffffc90000007930 EFLAGS: 00010002 [ 93.796604][ C0] RAX: 00000000000000e6 RBX: ffff8880529fc120 RCX: ffff88801bf0a540 [ 93.799951][ C0] RDX: 0000000000000100 RSI: ffffffff8c4bed60 RDI: ffffffff8c4bed20 [ 93.803502][ C0] RBP: ffff8880529fc100 R08: 00000000330225b0 R09: 00000000bdaaa6bb [ 93.806953][ C0] R10: 0000000000000010 R11: ffffffff8eb59c60 R12: ffff8880529fc730 [ 93.810399][ C0] R13: dffffc0000000000 R14: ffff8880529fc128 R15: 0000000000000730 [ 93.813730][ C0] FS: 0000000000000000(0000) GS:ffff88808c53f000(0000) knlGS:0000000000000000 [ 93.817559][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.820381][ C0] CR2: 00007fb4bb7980f5 CR3: 0000000012022000 CR4: 0000000000352ef0 [ 93.823856][ C0] Call Trace: [ 93.825328][ C0] [ 93.826654][ C0] f_midi2_set_alt+0x11c/0xf00 [ 93.828853][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 93.831060][ C0] composite_setup+0x1ffd/0x3480 [ 93.833116][ C0] configfs_composite_setup+0xc7/0x100 [ 93.835345][ C0] dummy_timer+0x2f43/0x4cf0 [ 93.837417][ C0] ? __lock_acquire+0x683/0x2cf0 [ 93.839641][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 93.842559][ C0] ? __pfx_dummy_timer+0x10/0x10 [ 93.844818][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 93.847402][ C0] ? __pfx_dummy_timer+0x10/0x10 [ 93.849643][ C0] __hrtimer_run_queues+0x3bc/0xa10 [ 93.851940][ C0] hrtimer_run_softirq+0x17a/0x240 [ 93.854278][ C0] handle_softirqs+0x225/0x840 [ 93.856370][ C0] ? __irq_exit_rcu+0xca/0x220 [ 93.858545][ C0] __irq_exit_rcu+0xca/0x220 [ 93.860475][ C0] irq_exit_rcu+0x9/0x30 [ 93.862228][ C0] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 93.864515][ C0] [ 93.865776][ C0] [ 93.867034][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 93.869561][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80 [ 93.872163][ C0] Code: f7 e8 8d fb cc f5 f7 c3 00 02 00 00 74 05 e8 f0 f0 f8 f5 9c 58 a9 00 02 00 00 75 27 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 24 11 be f5 65 8b 05 1d a1 97 07 85 c0 74 18 5b 41 5e e9 81 48 [ 93.880128][ C0] RSP: 0018:ffffc9000023e7f0 EFLAGS: 00000206 [ 93.882750][ C0] RAX: 0000000000000002 RBX: 0000000000000246 RCX: 0000000080000001 [ 93.886196][ C0] RDX: 0000000000000006 RSI: ffffffff8e231f28 RDI: 0000000000000001 [ 93.889672][ C0] RBP: 0000000000000007 R08: ffffffff9057c237 R09: 1ffffffff20af846 [ 93.892979][ C0] R10: dffffc0000000000 R11: fffffbfff20af847 R12: 0000000000000000 [ 93.896251][ C0] R13: dffffc0000000000 R14: ffff8880341b4000 R15: 1ffff11003f06c94 [ 93.899592][ C0] dummy_urb_enqueue+0x587/0x780 [ 93.901697][ C0] usb_hcd_submit_urb+0x328/0x1b60 [ 93.903878][ C0] usb_start_wait_urb+0x13f/0x5b0 [ 93.906109][ C0] ? trace_kmalloc+0x2a/0xf0 [ 93.908207][ C0] ? __pfx_usb_start_wait_urb+0x10/0x10 [ 93.910669][ C0] usb_control_msg+0x234/0x3e0 [ 93.912840][ C0] usb_set_interface+0x521/0x1470 [ 93.915099][ C0] snd_usb_midi_v2_create+0x621/0x4ac0 [ 93.917530][ C0] ? __pfx_proc_audio_usbid_read+0x10/0x10 [ 93.919988][ C0] ? snd_card_rw_proc_new+0x10d/0x140 [ 93.922156][ C0] ? __pfx_snd_usb_midi_v2_create+0x10/0x10 [ 93.924652][ C0] ? usb_ifnum_to_if+0x262/0x2f0 [ 93.926995][ C0] snd_usb_create_stream+0x262/0x630 [ 93.929193][ C0] usb_audio_probe+0x1447/0x2280 [ 93.931197][ C0] ? __pfx_usb_audio_probe+0x10/0x10 [ 93.933359][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 93.935792][ C0] usb_probe_interface+0x653/0xc60 [ 93.938059][ C0] ? __pfx_usb_probe_interface+0x10/0x10 [ 93.940572][ C0] really_probe+0x254/0xae0 [ 93.942594][ C0] __driver_probe_device+0x1e8/0x360 [ 93.944961][ C0] driver_probe_device+0x4f/0x240 [ 93.947329][ C0] __device_attach_driver+0x270/0x410 [ 93.949651][ C0] bus_for_each_drv+0x258/0x2f0 [ 93.951516][ C0] ? __pfx___device_attach_driver+0x10/0x10 [ 93.954108][ C0] ? __pfx_bus_for_each_drv+0x10/0x10 [ 93.956419][ C0] ? lockdep_hardirqs_on+0x7a/0x110 [ 93.958548][ C0] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 93.961192][ C0] __device_attach+0x2c4/0x450 [ 93.963322][ C0] ? __pfx___device_attach+0x10/0x10 [ 93.965627][ C0] ? do_raw_spin_unlock+0x4d/0x210 [ 93.967907][ C0] ? _raw_spin_unlock+0x28/0x50 [ 93.970015][ C0] device_initial_probe+0xa1/0xd0 [ 93.972104][ C0] bus_probe_device+0x12a/0x220 [ 93.974126][ C0] device_add+0x7d7/0xb80 [ 93.975794][ C0] usb_set_configuration+0x1ad8/0x2180 [ 93.978156][ C0] usb_generic_driver_probe+0x8d/0x150 [ 93.980517][ C0] usb_probe_device+0x1c3/0x3b0 [ 93.982611][ C0] ? __pfx_usb_probe_device+0x10/0x10 [ 93.984918][ C0] really_probe+0x254/0xae0 [ 93.986893][ C0] __driver_probe_device+0x1e8/0x360 [ 93.989132][ C0] driver_probe_device+0x4f/0x240 [ 93.991272][ C0] __device_attach_driver+0x270/0x410 [ 93.993568][ C0] bus_for_each_drv+0x258/0x2f0 [ 93.995658][ C0] ? __pfx___device_attach_driver+0x10/0x10 [ 93.998107][ C0] ? __pfx_bus_for_each_drv+0x10/0x10 [ 94.000223][ C0] ? lockdep_hardirqs_on+0x7a/0x110 [ 94.002327][ C0] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 94.004653][ C0] __device_attach+0x2c4/0x450 [ 94.006560][ C0] ? __pfx___device_attach+0x10/0x10 [ 94.008861][ C0] ? do_raw_spin_unlock+0x4d/0x210 [ 94.010818][ C0] ? _raw_spin_unlock+0x28/0x50 [ 94.012899][ C0] device_initial_probe+0xa1/0xd0 [ 94.015036][ C0] bus_probe_device+0x12a/0x220 [ 94.017160][ C0] device_add+0x7d7/0xb80 [ 94.019068][ C0] usb_new_device+0x99d/0x1620 [ 94.021235][ C0] ? __pfx_usb_new_device+0x10/0x10 [ 94.023537][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 94.025824][ C0] hub_event+0x28e8/0x4d30 [ 94.027724][ C0] ? do_raw_spin_unlock+0x4d/0x210 [ 94.029993][ C0] ? __pfx_hub_event+0x10/0x10 [ 94.031981][ C0] ? process_scheduled_works+0xa20/0x14e0 [ 94.034498][ C0] ? rcu_is_watching+0x15/0xb0 [ 94.036385][ C0] ? process_scheduled_works+0xa20/0x14e0 [ 94.038652][ C0] process_scheduled_works+0xa8e/0x14e0 [ 94.040899][ C0] ? __pfx_process_scheduled_works+0x10/0x10 [ 94.042984][ C0] ? assign_work+0x3cf/0x5d0 [ 94.044901][ C0] worker_thread+0xa47/0xfb0 [ 94.046857][ C0] kthread+0x388/0x470 [ 94.048773][ C0] ? __pfx_worker_thread+0x10/0x10 [ 94.051060][ C0] ? __pfx_kthread+0x10/0x10 [ 94.053108][ C0] ret_from_fork+0x514/0xb70 [ 94.055062][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 94.057256][ C0] ? __switch_to+0xc89/0x1420 [ 94.059314][ C0] ? __pfx_kthread+0x10/0x10 [ 94.061409][ C0] ret_from_fork_asm+0x1a/0x30 [ 94.063569][ C0] [ 94.065073][ C0] Modules linked in: [ 94.066767][ C0] ---[ end trace 0000000000000000 ]--- [ 94.068893][ C0] RIP: 0010:f_midi2_stop_eps+0x28e/0x4d0 [ 94.070981][ C0] Code: 89 f0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 f7 e8 37 e5 63 fa 41 bf 30 07 00 00 4d 03 3e 4c 89 f8 48 c1 e8 03 48 89 44 24 18 <42> 0f b6 04 28 84 c0 0f 85 12 02 00 00 41 8b 1f 31 ff 89 de e8 a9 [ 94.079212][ C0] RSP: 0018:ffffc90000007930 EFLAGS: 00010002 [ 94.081964][ C0] RAX: 00000000000000e6 RBX: ffff8880529fc120 RCX: ffff88801bf0a540 [ 94.085154][ C0] RDX: 0000000000000100 RSI: ffffffff8c4bed60 RDI: ffffffff8c4bed20 [ 94.088407][ C0] RBP: ffff8880529fc100 R08: 00000000330225b0 R09: 00000000bdaaa6bb [ 94.091826][ C0] R10: 0000000000000010 R11: ffffffff8eb59c60 R12: ffff8880529fc730 [ 94.095298][ C0] R13: dffffc0000000000 R14: ffff8880529fc128 R15: 0000000000000730 [ 94.098667][ C0] FS: 0000000000000000(0000) GS:ffff88808c53f000(0000) knlGS:0000000000000000 [ 94.102330][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.105060][ C0] CR2: 00007fb4bb7980f5 CR3: 0000000012022000 CR4: 0000000000352ef0 [ 94.108298][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 94.111510][ C0] Kernel Offset: disabled [ 94.113271][ C0] Rebooting in 86400 seconds..