program:
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)={{0x14}, [@NFT_MSG_NEWRULE={0x14, 0x6, 0xa, 0x40b, 0x0, 0x0, {0x2}}], {0x14}}, 0x3c}}, 0x0) (async)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)={{0x14}, [@NFT_MSG_NEWRULE={0x14, 0x6, 0xa, 0x40b, 0x0, 0x0, {0x2}}], {0x14}}, 0x3c}}, 0x0)
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40a01, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$tipc(&(0x7f0000000100), r2)
dup(r1) (async)
r3 = dup(r1)
ioctl$SIOCSIFHWADDR(r3, 0x8914, &(0x7f0000000040)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}})
r4 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0), 0x20800, 0x0)
symlinkat(&(0x7f0000000180)='.\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./my_configfs\x00', 0x1ff) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./my_configfs\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./my_configfs\x00', &(0x7f0000000140)='configfs\x00', 0x0, 0x0) (async)
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)
openat(0xffffffffffffff9c, &(0x7f0000000240)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/direction\x00', 0x1, 0x0) (async)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/direction\x00', 0x1, 0x0)
write(r5, &(0x7f00000002c0)='1', 0x1)
openat(0xffffffffffffff9c, &(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/num_groups\x00', 0x1, 0x0) (async)
r6 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/num_groups\x00', 0x1, 0x0)
write(r6, &(0x7f0000000380)='2', 0x1) (async)
write(r6, &(0x7f0000000380)='2', 0x1)
r7 = openat(0xffffffffffffff9c, &(0x7f00000003c0)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/midi1_num_groups\x00', 0x1, 0x0)
write(r7, &(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') (async)
symlinkat(&(0x7f0000000880)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0xffffffffffffff9c, &(0x7f00000008c0)='./my_configfs/usb_gadget/g1/configs/c.1/midi2.usb0\x00')
r8 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/usb_gadget/g1/UDC\x00', 0x1, 0x0)
write(r8, &(0x7f0000000940)='dummy_udc.0', 0xb)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x1018e58, &(0x7f0000000280)={[{@nodioread_nolock}, {@noblock_validity}, {@resuid}, {@norecovery}, {@nodiscard}, {@nodioread_nolock}, {@nomblk_io_submit}]}, 0x6, 0x61f, &(0x7f0000000b00)="$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")
umount2(&(0x7f0000000400)='./file0\x00', 0x2)
mount(&(0x7f0000000040)=@loop={'/dev/loop', 0x0}, &(0x7f0000000000)='.\x00', &(0x7f0000000080)='ext4\x00', 0x1000040, 0x0)
write$tun(r4, &(0x7f0000000080)=ANY=[@ANYBLOB="001c86dd0700100000004000000560ec97000fc81100fe8000000000000000000000000000aaff020000000000000000000000000001"], 0xffe) (async)
write$tun(r4, &(0x7f0000000080)=ANY=[@ANYBLOB="001c86dd0700100000004000000560ec97000fc81100fe8000000000000000000000000000aaff020000000000000000000000000001"], 0xffe)
[ 93.444574][ T4653] Bluetooth: hci0: command tx timeout
[ 93.792557][ T5329] loop0: detected capacity change from 0 to 1024
[ 93.843463][ T5329] =======================================================
[ 93.843463][ T5329] WARNING: The mand mount option has been deprecated and
[ 93.843463][ T5329] and is ignored by this kernel. Remove the mand
[ 93.843463][ T5329] option from the mount to silence this warning.
[ 93.843463][ T5329] =======================================================
[ 93.989633][ T5329] EXT4-fs: Ignoring removed nomblk_io_submit option
[ 94.032279][ T5329] EXT4-fs (loop0): stripe (65535) is not aligned with cluster size (4096), stripe is disabled
[ 94.121090][ T5329] EXT4-fs error (device loop0): ext4_map_blocks:791: inode #3: block 2: comm syz.0.0: lblock 2 mapped to illegal pblock 2 (length 1)
[ 94.130907][ T5329] loop0: lost file I/O error report for ino 3 type 5 pos 0x0 len 0x0 error -117
[ 94.132060][ T5329] Quota error (device loop0): qtree_write_dquot: dquota write failed
[ 94.135777][ C0] EXT4-fs (loop0): error count since last fsck: 1
[ 94.135814][ C0] EXT4-fs (loop0): initial error at time 1785616336: ext4_map_blocks:791: inode 3: block 2
[ 94.135829][ C0] EXT4-fs (loop0): last error at time 1785616336: ext4_map_blocks:791: inode 3: block 2
[ 94.155036][ T5329] EXT4-fs error (device loop0): ext4_map_blocks:791: inode #3: block 48: comm syz.0.0: lblock 0 mapped to illegal pblock 48 (length 1)
[ 94.160599][ T5329] loop0: lost file I/O error report for ino 3 type 5 pos 0x0 len 0x0 error -117
[ 94.160750][ T5329] Quota error (device loop0): v2_write_file_info: Can't write info structure
[ 94.170711][ T5329] EXT4-fs error (device loop0): ext4_acquire_dquot:7041: comm syz.0.0: Failed to acquire dquot type 0
[ 94.175919][ T5329] loop0: lost filesystem error report for type 5 error -117
[ 94.176238][ T5329] EXT4-fs error (device loop0) in ext4_reserve_inode_write:6435: Corrupt filesystem
[ 94.184040][ T5329] loop0: lost filesystem error report for type 5 error -117
[ 94.185094][ T5329] EXT4-fs error (device loop0): ext4_evict_inode:267: inode #11: comm syz.0.0: mark_inode_dirty error
[ 94.197282][ T5329] loop0: lost file I/O error report for ino 11 type 5 pos 0x0 len 0x0 error -117
[ 94.197414][ T5329] EXT4-fs warning (device loop0): ext4_evict_inode:270: couldn't mark inode dirty (err -117)
[ 94.206574][ T5329] EXT4-fs (loop0): 1 orphan inode deleted
[ 94.210870][ T5329] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[ 94.221558][ T1096] EXT4-fs error (device loop0): ext4_map_blocks:791: inode #3: block 1: comm kworker/u4:9: lblock 1 mapped to illegal pblock 1 (length 1)
[ 94.233508][ T1096] Quota error (device loop0): remove_tree: Can't read quota data block 1
[ 94.237416][ T1096] EXT4-fs error (device loop0): ext4_release_dquot:7077: comm kworker/u4:9: Failed to release dquot type 0
[ 94.253862][ T5328] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000.
[ 94.260164][ T5328] EXT4-fs error (device loop0): __ext4_get_inode_loc:4886: comm syz.0.0: Invalid inode table block 1 in block_group 0
[ 94.267245][ T5328] loop0: lost filesystem error report for type 5 error -117
[ 94.268277][ T5328] EXT4-fs error (device loop0) in ext4_reserve_inode_write:6435: Corrupt filesystem
[ 94.276602][ T5328] loop0: lost filesystem error report for type 5 error -117
[ 94.276732][ T5328] EXT4-fs error (device loop0): ext4_quota_off:7325: inode #3: comm syz.0.0: mark_inode_dirty error
[ 94.284158][ T5328] loop0: lost file I/O error report for ino 3 type 5 pos 0x0 len 0x0 error -117
[ 94.292777][ T5329] EXT4-fs (loop0): VFS: Can't find ext4 filesystem
[ 94.316437][ T1255] usb 5-1: new high-speed USB device number 2 using dummy_hcd
[ 94.472113][ T1255] usb 5-1: Dual-Role OTG device on HNP port
[ 94.480993][ T1255] usb 5-1: New USB device found, idVendor=0000, idProduct=0000, bcdDevice= 7.02
[ 94.484804][ T1255] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 94.514609][ T1255] gspca_main: spca501-2.14.0 probing 0000:0000
[ 94.524799][ T1255] gspca_spca501: reg write: error -32
[ 94.528001][ T1255] spca501 5-1:1.0: Reg write failed for 0x02,0x0f,0x05
[ 94.531622][ T1255] spca501 5-1:1.0: probe with driver spca501 failed with error -22
[ 94.540054][ C0] Oops: general protection fault, probably for non-canonical address 0xdffffc00000000e6: 0000 [#1] SMP KASAN NOPTI
[ 94.545113][ C0] KASAN: null-ptr-deref in range [0x0000000000000730-0x0000000000000737]
[ 94.548483][ C0] CPU: 0 UID: 0 PID: 1255 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT(full)
[ 94.552084][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.556178][ C0] Workqueue: usb_hub_wq hub_event
[ 94.558299][ C0] RIP: 0010:f_midi2_stop_eps+0x28e/0x4d0
[ 94.560644][ 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
[ 94.568367][ C0] RSP: 0018:ffffc90000007930 EFLAGS: 00010002
[ 94.570700][ C0] RAX: 00000000000000e6 RBX: ffff888052a40120 RCX: ffff888033ada540
[ 94.574148][ C0] RDX: 0000000000000100 RSI: ffffffff8c4bed60 RDI: ffffffff8c4bed20
[ 94.577585][ C0] RBP: ffff888052a40100 R08: 00000000330225b0 R09: 00000000bdaaa6bb
[ 94.580849][ C0] R10: 0000000000000010 R11: ffffffff8eb59c60 R12: ffff888052a40730
[ 94.584258][ C0] R13: dffffc0000000000 R14: ffff888052a40128 R15: 0000000000000730
[ 94.587589][ C0] FS: 0000000000000000(0000) GS:ffff88808c53f000(0000) knlGS:0000000000000000
[ 94.591158][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 94.593848][ C0] CR2: 00007f5481a2d0f5 CR3: 00000000126a7000 CR4: 0000000000352ef0
[ 94.597448][ C0] Call Trace:
[ 94.599224][ C0]
[ 94.600739][ C0] f_midi2_set_alt+0x11c/0xf00
[ 94.603033][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 94.605652][ C0] composite_setup+0x1ffd/0x3480
[ 94.608113][ C0] configfs_composite_setup+0xc7/0x100
[ 94.610386][ C0] dummy_timer+0x2f43/0x4cf0
[ 94.612474][ C0] ? __lock_acquire+0x683/0x2cf0
[ 94.614645][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 94.617018][ C0] ? __pfx_dummy_timer+0x10/0x10
[ 94.619182][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 94.621658][ C0] ? __pfx_dummy_timer+0x10/0x10
[ 94.623711][ C0] __hrtimer_run_queues+0x3bc/0xa10
[ 94.625905][ C0] hrtimer_run_softirq+0x17a/0x240
[ 94.628079][ C0] handle_softirqs+0x225/0x840
[ 94.629985][ C0] ? __irq_exit_rcu+0xca/0x220
[ 94.631847][ C0] __irq_exit_rcu+0xca/0x220
[ 94.633627][ C0] irq_exit_rcu+0x9/0x30
[ 94.635358][ C0] sysvec_apic_timer_interrupt+0xa6/0xc0
[ 94.637722][ C0]
[ 94.638937][ C0]
[ 94.640329][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 94.642526][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80
[ 94.644854][ 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
[ 94.653064][ C0] RSP: 0018:ffffc9000204e7f0 EFLAGS: 00000206
[ 94.655674][ C0] RAX: 0000000000000002 RBX: 0000000000000246 RCX: 0000000080000001
[ 94.659135][ C0] RDX: 0000000000000006 RSI: ffffffff8e231f28 RDI: 0000000000000001
[ 94.662620][ C0] RBP: 0000000000000007 R08: ffffffff9057c237 R09: 1ffffffff20af846
[ 94.666129][ C0] R10: dffffc0000000000 R11: fffffbfff20af847 R12: 0000000000000000
[ 94.669511][ C0] R13: dffffc0000000000 R14: ffff88803403c000 R15: 1ffff11006847894
[ 94.672752][ C0] dummy_urb_enqueue+0x587/0x780
[ 94.674871][ C0] usb_hcd_submit_urb+0x328/0x1b60
[ 94.677336][ C0] usb_start_wait_urb+0x13f/0x5b0
[ 94.679638][ C0] ? trace_kmalloc+0x2a/0xf0
[ 94.681567][ C0] ? __pfx_usb_start_wait_urb+0x10/0x10
[ 94.683979][ C0] usb_control_msg+0x234/0x3e0
[ 94.685954][ C0] usb_set_interface+0x521/0x1470
[ 94.688027][ C0] snd_usb_midi_v2_create+0x621/0x4ac0
[ 94.690857][ C0] ? __pfx_proc_audio_usbid_read+0x10/0x10
[ 94.694066][ C0] ? snd_card_rw_proc_new+0x10d/0x140
[ 94.696400][ C0] ? __pfx_snd_usb_midi_v2_create+0x10/0x10
[ 94.698981][ C0] ? usb_ifnum_to_if+0x262/0x2f0
[ 94.701053][ C0] snd_usb_create_stream+0x262/0x630
[ 94.703274][ C0] usb_audio_probe+0x1447/0x2280
[ 94.705380][ C0] ? __pfx_usb_audio_probe+0x10/0x10
[ 94.707673][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 94.710082][ C0] usb_probe_interface+0x653/0xc60
[ 94.712220][ C0] ? __pfx_usb_probe_interface+0x10/0x10
[ 94.714513][ C0] really_probe+0x254/0xae0
[ 94.716550][ C0] __driver_probe_device+0x1e8/0x360
[ 94.718802][ C0] driver_probe_device+0x4f/0x240
[ 94.721021][ C0] __device_attach_driver+0x270/0x410
[ 94.723313][ C0] bus_for_each_drv+0x258/0x2f0
[ 94.725258][ C0] ? __pfx___device_attach_driver+0x10/0x10
[ 94.727771][ C0] ? __pfx_bus_for_each_drv+0x10/0x10
[ 94.730053][ C0] ? lockdep_hardirqs_on+0x7a/0x110
[ 94.732212][ C0] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 94.734715][ C0] __device_attach+0x2c4/0x450
[ 94.736731][ C0] ? __pfx___device_attach+0x10/0x10
[ 94.739033][ C0] ? do_raw_spin_unlock+0x4d/0x210
[ 94.741196][ C0] ? _raw_spin_unlock+0x28/0x50
[ 94.743096][ C0] device_initial_probe+0xa1/0xd0
[ 94.745194][ C0] bus_probe_device+0x12a/0x220
[ 94.747165][ C0] device_add+0x7d7/0xb80
[ 94.748890][ C0] usb_set_configuration+0x1ad8/0x2180
[ 94.751030][ C0] usb_generic_driver_probe+0x8d/0x150
[ 94.753183][ C0] usb_probe_device+0x1c3/0x3b0
[ 94.755165][ C0] ? __pfx_usb_probe_device+0x10/0x10
[ 94.757430][ C0] really_probe+0x254/0xae0
[ 94.759463][ C0] __driver_probe_device+0x1e8/0x360
[ 94.761768][ C0] driver_probe_device+0x4f/0x240
[ 94.763976][ C0] __device_attach_driver+0x270/0x410
[ 94.766329][ C0] bus_for_each_drv+0x258/0x2f0
[ 94.768481][ C0] ? __pfx___device_attach_driver+0x10/0x10
[ 94.771065][ C0] ? __pfx_bus_for_each_drv+0x10/0x10
[ 94.773403][ C0] ? lockdep_hardirqs_on+0x7a/0x110
[ 94.775676][ C0] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 94.778198][ C0] __device_attach+0x2c4/0x450
[ 94.780298][ C0] ? __pfx___device_attach+0x10/0x10
[ 94.782827][ C0] ? do_raw_spin_unlock+0x4d/0x210
[ 94.785542][ C0] ? _raw_spin_unlock+0x28/0x50
[ 94.787654][ C0] device_initial_probe+0xa1/0xd0
[ 94.789691][ C0] bus_probe_device+0x12a/0x220
[ 94.791891][ C0] device_add+0x7d7/0xb80
[ 94.793825][ C0] usb_new_device+0x99d/0x1620
[ 94.795960][ C0] ? __pfx_usb_new_device+0x10/0x10
[ 94.798264][ C0] ? _raw_spin_unlock_irq+0x23/0x50
[ 94.800447][ C0] hub_event+0x28e8/0x4d30
[ 94.802224][ C0] ? do_raw_spin_unlock+0x4d/0x210
[ 94.804392][ C0] ? __pfx_hub_event+0x10/0x10
[ 94.806226][ C0] ? process_scheduled_works+0xa20/0x14e0
[ 94.808421][ C0] ? rcu_is_watching+0x15/0xb0
[ 94.810340][ C0] ? process_scheduled_works+0xa20/0x14e0
[ 94.812641][ C0] process_scheduled_works+0xa8e/0x14e0
[ 94.815017][ C0] ? __pfx_process_scheduled_works+0x10/0x10
[ 94.817598][ C0] ? assign_work+0x3cf/0x5d0
[ 94.819590][ C0] worker_thread+0xa47/0xfb0
[ 94.821487][ C0] kthread+0x388/0x470
[ 94.823269][ C0] ? __pfx_worker_thread+0x10/0x10
[ 94.825431][ C0] ? __pfx_kthread+0x10/0x10
[ 94.827449][ C0] ret_from_fork+0x514/0xb70
[ 94.829435][ C0] ? __pfx_ret_from_fork+0x10/0x10
[ 94.831644][ C0] ? __switch_to+0xc89/0x1420
[ 94.833764][ C0] ? __pfx_kthread+0x10/0x10
[ 94.835689][ C0] ret_from_fork_asm+0x1a/0x30
[ 94.837651][ C0]
[ 94.839058][ C0] Modules linked in:
[ 94.840599][ C0] ---[ end trace 0000000000000000 ]---
[ 94.842887][ C0] RIP: 0010:f_midi2_stop_eps+0x28e/0x4d0
[ 94.845303][ 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
[ 94.853757][ C0] RSP: 0018:ffffc90000007930 EFLAGS: 00010002
[ 94.856210][ C0] RAX: 00000000000000e6 RBX: ffff888052a40120 RCX: ffff888033ada540
[ 94.859574][ C0] RDX: 0000000000000100 RSI: ffffffff8c4bed60 RDI: ffffffff8c4bed20
[ 94.862963][ C0] RBP: ffff888052a40100 R08: 00000000330225b0 R09: 00000000bdaaa6bb
[ 94.866250][ C0] R10: 0000000000000010 R11: ffffffff8eb59c60 R12: ffff888052a40730
[ 94.869396][ C0] R13: dffffc0000000000 R14: ffff888052a40128 R15: 0000000000000730
[ 94.872849][ C0] FS: 0000000000000000(0000) GS:ffff88808c53f000(0000) knlGS:0000000000000000
[ 94.876820][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 94.879720][ C0] CR2: 00007f5481a2d0f5 CR3: 00000000126a7000 CR4: 0000000000352ef0
[ 94.883199][ C0] Kernel panic - not syncing: Fatal exception in interrupt
[ 94.886865][ C0] Kernel Offset: disabled
[ 94.888641][ C0] Rebooting in 86400 seconds..