program: getresuid(&(0x7f0000000140)=0x0, &(0x7f0000000180)=0x0, &(0x7f0000000380)) syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f0000000440)={[{@user_xattr}, {@grpjquota}, {@barrier_val={'barrier', 0x3d, 0x9}}], [{@subj_user={'subj_user', 0x3d, '+^^'}}, {@uid_gt={'uid>', r1}}, {@euid_lt={'euid<', r0}}]}, 0x1, 0x4a3, &(0x7f0000000580)="$eJzs3c1rXOUaAPBnZpo0SXNvP+7l0vbCbaEXej9oJh9IE3XjSl0UxIIbhRqTaayZZEJmUpvQRaq7LlyIoiAu3PsXuLEriyCudS8upKI1ggrCyDkzk+Zr4qBpBnJ+Pzid95z3dJ73zfC8nHnPOXMCyKyzyT+5iMGI+DwijjZWN+9wtvGydv/mVLLkol6//F0u3S9Zb+3a+n9HImI1Ivoi4tknI17KbY9bXV6ZnSyXS4vN9WJtbqFYXV65cG1ucqY0U5ofGb84MTE+PDY6sWd9vf3GK7cvffR074c/vX7v7puffJw0a7BZt7Efe6nR9Z44vmHboYh4/GEE64JCsz/93W4If0jy+f0tIs6l+X80CumnCWRBvV6v/1o/3K56tQ4cWPn0GDiXH4qIRjmfHxpqHMP/PQby5Uq19v+rlaX56cax8rHoyV+9Vi4NN78rHIueXLI+kpYfrI9uWR+LSI+B3yr0p+tDU5Xy9P4OdcAWR7bk/4+FRv4DGeErP2SX/Ifskv+QXfIfskv+Q3bJf8gu+Q/ZJf8hu+Q/ZJf8h+yS/5BJz1y6lCz11v3v09eXl2Yr1y9Ml6qzQ3NLU0NTlcWFoZlKZSa9Z2fu996vXKksjDwSSzeKtVK1Vqwur1yZqyzN166k9/VfKfXsS6+AThw/c+fLXESsPtqfLoneZp1chYOtXs9Ft+9BBrqj0O0BCOgaU3+QXb7jAzv8RO8mfe0qFva+LcD+yHe7AUDXnD/l/B9klfl/yC7z/5BdjvEB8/+QPeb/IbsG2zz/6y8bnt01HBF/jYgvCj2HW8/6Ag6C/De55vH/+aP/Htxa25v7OT1F0BsRr753+Z0bk7Xa4kiy/fv17bV3m9tHu9F+oFOtPG3lMQCQXWv3b061lv2M++0TjYsQtsc/1Jyb7EvPUQ6s5TZdq5Dbo2sXVm9FxMmd4ueazztvnPkYWCtsi3+i+ZprvEXa3kPpc9P3J/6pDfH/tSH+6T/9V4FsuJOMP8M75V8+zelYz7/N48/gHl070X78y6+Pf4U249+ZDmO8/P5rX7eNfyvi9I7xW/H60lhb4ydtO99h/HsvPPePdnX1Dxrvs1P8lqRUrM0tFKvLKxfS35GbKc2PjF+cmBgfHhudKKZz1MXWTPV2j5387O5u/R9oE3+3/ifb/tth/3/556fPn90l/n/O7fz5n9glfn9E/K/D+D+MfvViu7ok/nSb/ud3iZ9sG+swfvXtpw53uCsAsA+qyyuzk+VyaVFBQUFhvdDtkQl42B4kfbdbAgAAAAAAAAAAAHRqPy4n7nYfAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOgt8CAAD//1kn1ls=") 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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") r2 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x0) ftruncate(r2, 0x2007ffc) sendfile(r2, r2, 0x0, 0x800000009) r3 = open(&(0x7f0000000000)='./bus\x00', 0x60142, 0x0) r4 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) ftruncate(r4, 0x2007ffb) sendfile(r3, r4, 0x0, 0x1000000201005) syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000140)={{0x12, 0x1, 0x250, 0x0, 0x0, 0x0, 0x40, 0x6cb, 0x2968, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x2, 0x20, 0x5, [{{0x9, 0x4, 0x0, 0xfe, 0x1, 0x3, 0x1, 0x3, 0x0, {0x9, 0x21, 0x7, 0x1, 0x1, {0x22, 0x9f8}}, {{{0x9, 0x5, 0x81, 0x3, 0x40, 0x1, 0x80, 0xb5}}}}}]}}]}}, 0x0) truncate(&(0x7f00000013c0)='./file1\x00', 0x0) r5 = creat(&(0x7f0000000380)='./bus\x00', 0xb) r6 = creat(&(0x7f0000000240)='./file1\x00', 0xd) ioctl$FS_IOC_RESVSP(r6, 0x40305828, &(0x7f0000000100)={0x0, 0x1, 0xeb26, 0x400}) write$P9_RUNLINKAT(r5, &(0x7f00000003c0)={0xfffffffffffffcc8, 0x4d, 0x2}, 0xfff2) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r6, 0x84, 0x6c, &(0x7f0000000280)={0x0, 0xe9, "7ae809baa12f149be0f244273d267a7424ed84db2241888fda34d1844d3e2db8a19ebaa7d6768230e85704b942b7bbaecb2302a1ff387af8119114308c2b57a86464945ccf80b0e4c199816b94b65bda24c338926330c09ff910678f1f79e1d4268f7f3dc83e286d226e9f436741161bbc937dd06b5f0468aedcee5f2ca472b6a2a4b955404660735abedf949ca22ffaed11812765afbd89fa49089ed8a8ae0b996edb95c6d8f961b21916fc30815302be67b030320f0296c6503e1eebd5f745d82a426268fc6b6a6571bf01190fe2ee0a4d45db168f08c5775443dfb91aa38d8b44b438bfa1598165"}, &(0x7f0000000000)=0xf1) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r6, 0x84, 0x76, &(0x7f0000000040)={r7, 0x7f}, &(0x7f0000000080)=0x8) r8 = openat$dir(0xffffffffffffff9c, &(0x7f0000000200)='./file1\x00', 0x4043, 0x0) ioctl$SOUND_MIXER_READ_CAPS(r6, 0x80044dfc, &(0x7f00000001c0)) close(r8) [ 85.215194][ T5323] Bluetooth: hci0: command tx timeout [ 85.321834][ T5345] loop0: detected capacity change from 0 to 512 [ 85.342230][ T5345] ext4: Unknown parameter 'subj_user' [ 85.451911][ T5345] loop0: detected capacity change from 0 to 2048 [ 85.467028][ T5345] UDF-fs: error (device loop0): udf_read_tagged: read failed, block=2362, location=2362 [ 85.497444][ T5345] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d [ 85.513790][ T5345] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 160: 0xd2 != 0xd4 [ 85.534533][ T5345] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 85.583331][ T25] audit: type=1800 audit(1752485784.313:2): pid=5345 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 [ 85.964456][ T1351] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 86.301274][ T5345] [ 86.302414][ T5345] ============================================ [ 86.304805][ T5345] WARNING: possible recursive locking detected [ 86.307156][ T5345] 6.16.0-rc6-syzkaller #0 Not tainted [ 86.309192][ T5345] -------------------------------------------- [ 86.311924][ T5345] syz.0.0/5345 is trying to acquire lock: [ 86.314272][ T5345] ffff8880405c8d28 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_free_blocks+0x9e2/0x17f0 [ 86.318823][ T5345] [ 86.318823][ T5345] but task is already holding lock: [ 86.321927][ T5345] ffff8880405c8d28 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_prealloc_blocks+0x8d0/0x10b0 [ 86.326453][ T5345] [ 86.326453][ T5345] other info that might help us debug this: [ 86.330087][ T5345] Possible unsafe locking scenario: [ 86.330087][ T5345] [ 86.333296][ T5345] CPU0 [ 86.335149][ T5345] ---- [ 86.336760][ T5345] lock(&sbi->s_alloc_mutex); [ 86.338858][ T5345] lock(&sbi->s_alloc_mutex); [ 86.340898][ T5345] [ 86.340898][ T5345] *** DEADLOCK *** [ 86.340898][ T5345] [ 86.344131][ T5345] May be due to missing lock nesting notation [ 86.344131][ T5345] [ 86.347470][ T5345] 5 locks held by syz.0.0/5345: [ 86.349456][ T5345] #0: ffff888042b1fef8 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x247/0x320 [ 86.353223][ T5345] #1: ffff888032d2e428 (sb_writers#12){.+.+}-{0:0}, at: vfs_write+0x211/0xa90 [ 86.357056][ T5345] #2: ffff8880449915c0 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: udf_file_write_iter+0x6e/0x6c0 [ 86.362134][ T5345] #3: ffff8880449913f0 (&ei->i_data_sem#2){++++}-{4:4}, at: udf_map_block+0x291/0x42a0 [ 86.366247][ T5345] #4: ffff8880405c8d28 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_prealloc_blocks+0x8d0/0x10b0 [ 86.371164][ T5345] [ 86.371164][ T5345] stack backtrace: [ 86.373840][ T5345] CPU: 0 UID: 0 PID: 5345 Comm: syz.0.0 Not tainted 6.16.0-rc6-syzkaller #0 PREEMPT(full) [ 86.373857][ T5345] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.373865][ T5345] Call Trace: [ 86.373874][ T5345] [ 86.373880][ T5345] dump_stack_lvl+0x189/0x250 [ 86.373902][ T5345] ? __pfx_dump_stack_lvl+0x10/0x10 [ 86.373916][ T5345] ? __pfx__printk+0x10/0x10 [ 86.373932][ T5345] ? print_lock_name+0xde/0x100 [ 86.373948][ T5345] print_deadlock_bug+0x28b/0x2a0 [ 86.373962][ T5345] validate_chain+0x1a3f/0x2140 [ 86.373974][ T5345] __lock_acquire+0xab9/0xd20 [ 86.373987][ T5345] ? udf_free_blocks+0x9e2/0x17f0 [ 86.373995][ T5345] lock_acquire+0x120/0x360 [ 86.374002][ T5345] ? udf_free_blocks+0x9e2/0x17f0 [ 86.374011][ T5345] __mutex_lock+0x182/0xe80 [ 86.374063][ T5345] ? udf_free_blocks+0x9e2/0x17f0 [ 86.374076][ T5345] ? __pfx_folio_mark_accessed+0x10/0x10 [ 86.374095][ T5345] ? udf_free_blocks+0x9e2/0x17f0 [ 86.374107][ T5345] ? __pfx___mutex_lock+0x10/0x10 [ 86.374120][ T5345] ? __pfx___might_resched+0x10/0x10 [ 86.374134][ T5345] udf_free_blocks+0x9e2/0x17f0 [ 86.374143][ T5345] ? bdev_getblk+0x7b/0x690 [ 86.374153][ T5345] ? udf_get_fileshortad+0x6e/0x1b0 [ 86.374161][ T5345] ? __pfx_udf_free_blocks+0x10/0x10 [ 86.374172][ T5345] udf_delete_aext+0x4df/0xbc0 [ 86.374184][ T5345] ? udf_get_fileshortad+0xcb/0x1b0 [ 86.374198][ T5345] ? __pfx_udf_delete_aext+0x10/0x10 [ 86.374215][ T5345] udf_prealloc_blocks+0xb7e/0x10b0 [ 86.374229][ T5345] ? udf_get_filelongad+0x6e/0x1b0 [ 86.374241][ T5345] ? udf_current_aext+0x660/0xad0 [ 86.374255][ T5345] ? __pfx_udf_prealloc_blocks+0x10/0x10 [ 86.374267][ T5345] udf_map_block+0x1ddd/0x42a0 [ 86.374280][ T5345] ? percpu_ref_get_many+0x19/0x140 [ 86.374289][ T5345] ? __pfx_udf_map_block+0x10/0x10 [ 86.374298][ T5345] ? percpu_ref_get_many+0x19/0x140 [ 86.374310][ T5345] ? do_raw_spin_lock+0x121/0x290 [ 86.374321][ T5345] ? do_raw_spin_unlock+0x4d/0x240 [ 86.374334][ T5345] __udf_get_block+0x52/0x250 [ 86.374345][ T5345] ? create_empty_buffers+0x465/0x530 [ 86.374361][ T5345] __block_write_begin_int+0x6b2/0x1900 [ 86.374380][ T5345] ? folio_add_lru+0x1b2/0x3d0 [ 86.374395][ T5345] ? __pfx_udf_get_block+0x10/0x10 [ 86.374408][ T5345] ? __pfx___block_write_begin_int+0x10/0x10 [ 86.374423][ T5345] ? __pfx_udf_get_block+0x10/0x10 [ 86.374431][ T5345] block_write_begin+0x8a/0x120 [ 86.374440][ T5345] ? udf_write_begin+0x7d/0x260 [ 86.374448][ T5345] udf_write_begin+0x100/0x260 [ 86.374457][ T5345] generic_perform_write+0x2c4/0x910 [ 86.374465][ T5345] ? __pfx_generic_perform_write+0x10/0x10 [ 86.374471][ T5345] ? file_update_time+0x416/0x490 [ 86.374479][ T5345] ? __generic_file_write_iter+0xf9/0x230 [ 86.374484][ T5345] ? udf_file_write_iter+0x1a3/0x6c0 [ 86.374493][ T5345] udf_file_write_iter+0x2d5/0x6c0 [ 86.374502][ T5345] vfs_write+0x54b/0xa90 [ 86.374515][ T5345] ? __pfx_udf_file_write_iter+0x10/0x10 [ 86.374525][ T5345] ? __pfx_vfs_write+0x10/0x10 [ 86.374539][ T5345] ? __fget_files+0x2a/0x420 [ 86.374555][ T5345] ksys_write+0x145/0x250 [ 86.374572][ T5345] ? __pfx_ksys_write+0x10/0x10 [ 86.374583][ T5345] ? rcu_is_watching+0x15/0xb0 [ 86.374598][ T5345] ? do_syscall_64+0xbe/0x3b0 [ 86.374615][ T5345] do_syscall_64+0xfa/0x3b0 [ 86.374626][ T5345] ? lockdep_hardirqs_on+0x9c/0x150 [ 86.374637][ T5345] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.374644][ T5345] ? clear_bhb_loop+0x60/0xb0 [ 86.374651][ T5345] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.374658][ T5345] RIP: 0033:0x7f0ad1d8e929 [ 86.374667][ T5345] 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 [ 86.374673][ T5345] RSP: 002b:00007f0ad2c98038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 86.374682][ T5345] RAX: ffffffffffffffda RBX: 00007f0ad1fb5fa0 RCX: 00007f0ad1d8e929 [ 86.374687][ T5345] RDX: 000000000000fff2 RSI: 00002000000003c0 RDI: 0000000000000008 [ 86.374691][ T5345] RBP: 00007f0ad1e10b39 R08: 0000000000000000 R09: 0000000000000000 [ 86.374696][ T5345] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 86.374700][ T5345] R13: 0000000000000000 R14: 00007f0ad1fb5fa0 R15: 00007fff6b2e8718 [ 86.374707][ T5345] [ 86.573665][ T25] audit: type=1804 audit(1752485785.323:3): pid=5346 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.0" name="/newroot/0/bus/file1" dev="loop0" ino=1346 res=1 errno=0 [ 86.583964][ T25] audit: type=1800 audit(1752485785.323:4): pid=5346 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 [ 87.273266][ T4689] Bluetooth: hci0: command tx timeout [ 89.353147][ T4689] Bluetooth: hci0: command tx timeout [ 91.192748][ T1351] usb 5-1: unable to get BOS descriptor or descriptor too short [ 91.196522][ T1351] usb 5-1: unable to read config index 0 descriptor/start: -32 [ 91.199724][ T1351] usb 5-1: chopping to 0 config(s) [ 91.201928][ T1351] usb 5-1: can't read configurations, error -32 [ 91.332620][ T1351] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 91.432760][ T4689] Bluetooth: hci0: command tx timeout [ 91.462660][ T1351] usb 5-1: device descriptor read/64, error -32 [ 91.572687][ T1351] usb usb5-port1: attempt power cycle [ 91.834739][ T793] cfg80211: failed to load regulatory.db [ 91.912597][ T1351] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 91.932888][ T1351] usb 5-1: device descriptor read/8, error -32 [ 92.173323][ T1351] usb 5-1: new high-speed USB device number 5 using dummy_hcd [ 92.192993][ T1351] usb 5-1: device descriptor read/8, error -32