program: syz_mount_image$udf(&(0x7f0000000180), &(0x7f0000000100)='./bus\x00', 0x1014494, &(0x7f00000002c0)={[{@iocharset={'iocharset', 0x3d, 'iso8859-4'}}, {@partition={'partition', 0x3d, 0x6}}, {@gid_forget}, {@session={'session', 0x3d, 0xfe8}}, {@noadinicb}, {@anchor}, {@uid_forget}]}, 0xfe, 0xc24, &(0x7f0000001480)="$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") eventfd2(0x4, 0x801) r0 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x0) ftruncate(r0, 0x2007ffc) sendfile(r0, r0, 0x0, 0x800000009) r1 = open(&(0x7f0000000000)='./bus\x00', 0x60142, 0x0) r2 = open(&(0x7f0000000080)='./bus\x00', 0x107382, 0x1d0) ftruncate(r2, 0x2007ffb) socket$vsock_stream(0x28, 0x1, 0x0) sendfile(r1, r2, 0x0, 0x1000000201005) syz_usb_connect$hid(0x0, 0x36, &(0x7f00000001c0)=ANY=[@ANYBLOB="1201500200000040cb06682940000102030109022400010108233a8537f6e98b4e37d589ad022005090400fe010301030009210700010122f8090905810340000180b5"], 0x0) r3 = syz_open_dev$tty1(0xc, 0x4, 0x1) r4 = dup(r3) write$UHID_INPUT(r4, &(0x7f0000001000)={0xf, {"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", 0x1000}}, 0x1006) truncate(&(0x7f00000013c0)='./file1\x00', 0x0) symlink(&(0x7f0000000080)='.\x00', &(0x7f0000000000)='./file0\x00') [ 75.925136][ T5330] Bluetooth: hci0: command tx timeout [ 76.002734][ T5351] loop0: detected capacity change from 0 to 2048 [ 76.049109][ T5351] UDF-fs: error (device loop0): udf_read_tagged: read failed, block=2362, location=2362 [ 76.093265][ T5351] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d [ 76.117850][ T5351] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 160: 0xd2 != 0xd4 [ 76.137714][ T5351] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 76.169774][ T25] audit: type=1800 audit(1754476923.691:2): pid=5351 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.0" name="file1" dev="loop0" ino=1346 res=0 errno=0 [ 76.282558][ T1314] ieee802154 phy0 wpan0: encryption failed: -22 [ 76.286111][ T1314] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.666237][ T5349] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 77.302069][ T5352] [ 77.303422][ T5352] ============================================ [ 77.306192][ T5352] WARNING: possible recursive locking detected [ 77.309209][ T5352] 6.16.0-syzkaller-11852-g479058002c32 #0 Not tainted [ 77.313730][ T5352] -------------------------------------------- [ 77.331812][ T5352] syz.0.0/5352 is trying to acquire lock: [ 77.334237][ T5352] ffff888040003928 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_free_blocks+0x9e2/0x17f0 [ 77.354383][ T5352] [ 77.354383][ T5352] but task is already holding lock: [ 77.361755][ T5352] ffff888040003928 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_prealloc_blocks+0x8d0/0x10b0 [ 77.367625][ T5352] [ 77.367625][ T5352] other info that might help us debug this: [ 77.385354][ T5352] Possible unsafe locking scenario: [ 77.385354][ T5352] [ 77.388786][ T5352] CPU0 [ 77.394185][ T5352] ---- [ 77.395574][ T5352] lock(&sbi->s_alloc_mutex); [ 77.397524][ T5352] lock(&sbi->s_alloc_mutex); [ 77.403849][ T5352] [ 77.403849][ T5352] *** DEADLOCK *** [ 77.403849][ T5352] [ 77.407471][ T5352] May be due to missing lock nesting notation [ 77.407471][ T5352] [ 77.425302][ T5352] 4 locks held by syz.0.0/5352: [ 77.428179][ T5352] #0: ffff888043928428 (sb_writers#12){.+.+}-{0:0}, at: direct_splice_actor+0x49/0x160 [ 77.435812][ T5352] #1: ffff8880449e55c0 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: udf_file_write_iter+0x6e/0x6c0 [ 77.442478][ T5352] #2: ffff8880449e53f0 (&ei->i_data_sem#2){++++}-{4:4}, at: udf_map_block+0x283/0x45f0 [ 77.452614][ T5352] #3: ffff888040003928 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_prealloc_blocks+0x8d0/0x10b0 [ 77.463745][ T5352] [ 77.463745][ T5352] stack backtrace: [ 77.469984][ T5352] CPU: 0 UID: 0 PID: 5352 Comm: syz.0.0 Not tainted 6.16.0-syzkaller-11852-g479058002c32 #0 PREEMPT(full) [ 77.470002][ T5352] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 77.470009][ T5352] Call Trace: [ 77.470016][ T5352] [ 77.470022][ T5352] dump_stack_lvl+0x189/0x250 [ 77.470040][ T5352] ? __pfx_dump_stack_lvl+0x10/0x10 [ 77.470051][ T5352] ? __pfx__printk+0x10/0x10 [ 77.470065][ T5352] ? print_lock_name+0xde/0x100 [ 77.470078][ T5352] print_deadlock_bug+0x28b/0x2a0 [ 77.470091][ T5352] validate_chain+0x1a3f/0x2140 [ 77.470104][ T5352] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 77.470161][ T5352] ? lockdep_hardirqs_on+0x9c/0x150 [ 77.470174][ T5352] __lock_acquire+0xab9/0xd20 [ 77.470191][ T5352] ? udf_free_blocks+0x9e2/0x17f0 [ 77.470204][ T5352] lock_acquire+0x120/0x360 [ 77.470217][ T5352] ? udf_free_blocks+0x9e2/0x17f0 [ 77.470231][ T5352] __mutex_lock+0x187/0x1360 [ 77.470243][ T5352] ? udf_free_blocks+0x9e2/0x17f0 [ 77.470255][ T5352] ? folio_mark_accessed+0x42c/0x8b0 [ 77.470268][ T5352] ? __pfx_folio_mark_accessed+0x10/0x10 [ 77.470282][ T5352] ? rcu_read_unlock_special+0x475/0x5e0 [ 77.470295][ T5352] ? udf_free_blocks+0x9e2/0x17f0 [ 77.470307][ T5352] ? __pfx___mutex_lock+0x10/0x10 [ 77.470320][ T5352] ? __pfx___might_resched+0x10/0x10 [ 77.470329][ T5352] ? fs_reclaim_acquire+0x7d/0x100 [ 77.470343][ T5352] udf_free_blocks+0x9e2/0x17f0 [ 77.470358][ T5352] ? udf_get_fileshortad+0x6e/0x1b0 [ 77.470384][ T5352] ? __pfx_udf_free_blocks+0x10/0x10 [ 77.470402][ T5352] udf_delete_aext+0x4df/0xbc0 [ 77.470416][ T5352] ? udf_get_fileshortad+0xcb/0x1b0 [ 77.470430][ T5352] ? __pfx_udf_delete_aext+0x10/0x10 [ 77.470448][ T5352] udf_prealloc_blocks+0xb7e/0x10b0 [ 77.470461][ T5352] ? udf_get_filelongad+0x6e/0x1b0 [ 77.470473][ T5352] ? __pfx_udf_new_block+0x10/0x10 [ 77.470484][ T5352] ? udf_current_aext+0x660/0xad0 [ 77.470499][ T5352] ? __pfx_udf_prealloc_blocks+0x10/0x10 [ 77.470513][ T5352] ? udf_map_block+0x1662/0x45f0 [ 77.470527][ T5352] udf_map_block+0x1f70/0x45f0 [ 77.470548][ T5352] ? __pfx_udf_map_block+0x10/0x10 [ 77.470562][ T5352] ? mlock_drain_local+0x79/0x490 [ 77.470575][ T5352] ? mlock_drain_local+0x28e/0x490 [ 77.470644][ T5352] ? do_raw_spin_unlock+0x4d/0x240 [ 77.470659][ T5352] __udf_get_block+0x52/0x250 [ 77.470674][ T5352] __block_write_begin_int+0x6b5/0x1900 [ 77.470692][ T5352] ? folio_add_lru+0x1b2/0x3d0 [ 77.470706][ T5352] ? __pfx_udf_get_block+0x10/0x10 [ 77.470719][ T5352] ? __pfx___block_write_begin_int+0x10/0x10 [ 77.470735][ T5352] ? __pfx_udf_get_block+0x10/0x10 [ 77.470747][ T5352] block_write_begin+0x8a/0x120 [ 77.470756][ T5352] ? udf_write_begin+0x92/0x270 [ 77.470768][ T5352] udf_write_begin+0x115/0x270 [ 77.470782][ T5352] generic_perform_write+0x2c2/0x900 [ 77.470795][ T5352] ? __pfx_generic_perform_write+0x10/0x10 [ 77.470805][ T5352] ? file_update_time+0x416/0x490 [ 77.470822][ T5352] ? __generic_file_write_iter+0xf9/0x230 [ 77.470831][ T5352] ? udf_file_write_iter+0x1a3/0x6c0 [ 77.470844][ T5352] udf_file_write_iter+0x2d5/0x6c0 [ 77.470858][ T5352] iter_file_splice_write+0x937/0x1000 [ 77.470943][ T5352] ? __pfx_iter_file_splice_write+0x10/0x10 [ 77.470956][ T5352] ? rcu_read_lock_any_held+0xb3/0x120 [ 77.470969][ T5352] ? direct_splice_actor+0x10c/0x160 [ 77.470981][ T5352] ? __pfx_iter_file_splice_write+0x10/0x10 [ 77.470991][ T5352] direct_splice_actor+0xfe/0x160 [ 77.471004][ T5352] splice_direct_to_actor+0x5a8/0xcc0 [ 77.471020][ T5352] ? __pfx_direct_splice_actor+0x10/0x10 [ 77.471031][ T5352] ? __pfx_splice_direct_to_actor+0x10/0x10 [ 77.471045][ T5352] do_splice_direct+0x181/0x270 [ 77.471057][ T5352] ? __pfx_do_splice_direct+0x10/0x10 [ 77.471068][ T5352] ? __pfx_direct_file_splice_eof+0x10/0x10 [ 77.471082][ T5352] ? rw_verify_area+0x255/0x4d0 [ 77.471095][ T5352] do_sendfile+0x4da/0x7e0 [ 77.471111][ T5352] ? __pfx_do_sendfile+0x10/0x10 [ 77.471122][ T5352] ? rcu_is_watching+0x15/0xb0 [ 77.471133][ T5352] ? __rseq_handle_notify_resume+0x37e/0x11f0 [ 77.471156][ T5352] __se_sys_sendfile64+0x13e/0x190 [ 77.471168][ T5352] ? __pfx___se_sys_sendfile64+0x10/0x10 [ 77.471181][ T5352] ? rcu_is_watching+0x15/0xb0 [ 77.471191][ T5352] ? do_syscall_64+0xbe/0x3b0 [ 77.471204][ T5352] do_syscall_64+0xfa/0x3b0 [ 77.471216][ T5352] ? lockdep_hardirqs_on+0x9c/0x150 [ 77.471226][ T5352] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.471237][ T5352] ? clear_bhb_loop+0x60/0xb0 [ 77.471249][ T5352] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.471260][ T5352] RIP: 0033:0x7f8e01d8ebe9 [ 77.471271][ T5352] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 77.471281][ T5352] RSP: 002b:00007f8e02bad038 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 77.471295][ T5352] RAX: ffffffffffffffda RBX: 00007f8e01fb6090 RCX: 00007f8e01d8ebe9 [ 77.471304][ T5352] RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000006 [ 77.471310][ T5352] RBP: 00007f8e01e11e19 R08: 0000000000000000 R09: 0000000000000000 [ 77.471316][ T5352] R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000 [ 77.471324][ T5352] R13: 00007f8e01fb6128 R14: 00007f8e01fb6090 R15: 00007fff50454598 [ 77.471335][ T5352] [ 77.944347][ T5330] Bluetooth: hci0: command tx timeout [ 80.024856][ T5330] Bluetooth: hci0: command tx timeout [ 81.864425][ T5349] usb 5-1: unable to get BOS descriptor or descriptor too short [ 81.868677][ T5349] usb 5-1: unable to read config index 0 descriptor/start: -32 [ 81.872346][ T5349] usb 5-1: chopping to 0 config(s) [ 81.875337][ T5349] usb 5-1: can't read configurations, error -32 [ 82.004299][ T5349] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 82.104294][ T5330] Bluetooth: hci0: command tx timeout [ 82.134299][ T5349] usb 5-1: device descriptor read/64, error -32 [ 82.244422][ T5349] usb usb5-port1: attempt power cycle [ 82.584557][ T5349] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 82.604551][ T5349] usb 5-1: device descriptor read/8, error -32 [ 82.844294][ T5349] usb 5-1: new high-speed USB device number 5 using dummy_hcd [ 82.864564][ T5349] usb 5-1: device descriptor read/8, error -32