program: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008031, 0xffffffffffffffff, 0x0) 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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") 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', 0x185102, 0x0) ftruncate(r2, 0x2007ffb) r3 = socket$phonet(0x23, 0x2, 0x1) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8937, &(0x7f0000000000)={'veth0_vlan\x00', 0x1}) r4 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r4, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0) sendmsg$NFT_BATCH(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000ab4000000060a01040000000000000000020000280900010073797a30000000000900020073797a320000000088000480100001800c000100636f756e7465720014000180090001006d6173710000000004000280600001800a0001006c696d6974000000500002800c000140000000000000000808000440000000010c00014000000000000080010c00024000000000000000090800034000000fba0c00024000000000000000000c000140000000000000000714000000110001"], 0xdc}}, 0x0) close_range(r4, r4, 0x0) sendfile(r1, r2, 0x0, 0x1000000201005) syz_usb_connect$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) creat(&(0x7f0000000380)='./bus\x00', 0xb) syz_clone(0x0, 0x0, 0xfffffffffffffead, 0x0, 0x0, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x19) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9) [ 73.723481][ T5319] Bluetooth: hci0: command tx timeout [ 74.025809][ T5341] loop0: detected capacity change from 0 to 2048 [ 74.035922][ T5341] UDF-fs: error (device loop0): udf_read_tagged: read failed, block=2362, location=2362 [ 74.056668][ T5341] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d [ 74.073827][ T5341] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 160: 0xd2 != 0xd4 [ 74.081569][ T5341] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 74.106413][ T25] audit: type=1800 audit(1753186718.270:2): pid=5340 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 [ 74.484914][ T5318] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 74.951049][ T5343] [ 74.952228][ T5343] ============================================ [ 74.954865][ T5343] WARNING: possible recursive locking detected [ 74.957519][ T5343] 6.16.0-rc7-syzkaller #0 Not tainted [ 74.959937][ T5343] -------------------------------------------- [ 74.962574][ T5343] syz.0.0/5343 is trying to acquire lock: [ 74.965032][ T5343] ffff8880403be928 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_free_blocks+0x9e2/0x17f0 [ 74.969210][ T5343] [ 74.969210][ T5343] but task is already holding lock: [ 74.972391][ T5343] ffff8880403be928 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_prealloc_blocks+0x8d0/0x10b0 [ 74.976792][ T5343] [ 74.976792][ T5343] other info that might help us debug this: [ 74.981462][ T5343] Possible unsafe locking scenario: [ 74.981462][ T5343] [ 74.984650][ T5343] CPU0 [ 74.986100][ T5343] ---- [ 74.987549][ T5343] lock(&sbi->s_alloc_mutex); [ 74.989879][ T5343] lock(&sbi->s_alloc_mutex); [ 74.992139][ T5343] [ 74.992139][ T5343] *** DEADLOCK *** [ 74.992139][ T5343] [ 74.995646][ T5343] May be due to missing lock nesting notation [ 74.995646][ T5343] [ 74.999524][ T5343] 4 locks held by syz.0.0/5343: [ 75.001813][ T5343] #0: ffff8880116f6428 (sb_writers#12){.+.+}-{0:0}, at: do_coredump+0x27cb/0x3440 [ 75.007882][ T5343] #1: ffff88805300dc20 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: udf_file_write_iter+0x6e/0x6c0 [ 75.012814][ T5343] #2: ffff88805300da50 (&ei->i_data_sem#2){++++}-{4:4}, at: udf_map_block+0x291/0x42a0 [ 75.017379][ T5343] #3: ffff8880403be928 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_prealloc_blocks+0x8d0/0x10b0 [ 75.021866][ T5343] [ 75.021866][ T5343] stack backtrace: [ 75.024390][ T5343] CPU: 0 UID: 0 PID: 5343 Comm: syz.0.0 Not tainted 6.16.0-rc7-syzkaller #0 PREEMPT(full) [ 75.024412][ T5343] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 75.024449][ T5343] Call Trace: [ 75.024472][ T5343] [ 75.024479][ T5343] dump_stack_lvl+0x189/0x250 [ 75.024504][ T5343] ? __pfx_dump_stack_lvl+0x10/0x10 [ 75.024515][ T5343] ? __pfx__printk+0x10/0x10 [ 75.024533][ T5343] ? print_lock_name+0xde/0x100 [ 75.024547][ T5343] print_deadlock_bug+0x28b/0x2a0 [ 75.024568][ T5343] validate_chain+0x1a3f/0x2140 [ 75.024582][ T5343] ? __lock_acquire+0xab9/0xd20 [ 75.024595][ T5343] __lock_acquire+0xab9/0xd20 [ 75.024607][ T5343] ? udf_free_blocks+0x9e2/0x17f0 [ 75.024620][ T5343] lock_acquire+0x120/0x360 [ 75.024630][ T5343] ? udf_free_blocks+0x9e2/0x17f0 [ 75.024644][ T5343] __mutex_lock+0x182/0xe80 [ 75.024704][ T5343] ? udf_free_blocks+0x9e2/0x17f0 [ 75.024717][ T5343] ? __pfx_folio_mark_accessed+0x10/0x10 [ 75.024733][ T5343] ? udf_free_blocks+0x9e2/0x17f0 [ 75.024745][ T5343] ? __pfx___mutex_lock+0x10/0x10 [ 75.024758][ T5343] ? __pfx___might_resched+0x10/0x10 [ 75.024770][ T5343] udf_free_blocks+0x9e2/0x17f0 [ 75.024794][ T5343] ? bdev_getblk+0x7b/0x690 [ 75.024809][ T5343] ? udf_get_fileshortad+0x6e/0x1b0 [ 75.024822][ T5343] ? __pfx_udf_free_blocks+0x10/0x10 [ 75.024837][ T5343] udf_delete_aext+0x4df/0xbc0 [ 75.024846][ T5343] ? udf_get_fileshortad+0xcb/0x1b0 [ 75.024855][ T5343] ? __pfx_udf_delete_aext+0x10/0x10 [ 75.024866][ T5343] udf_prealloc_blocks+0xb7e/0x10b0 [ 75.024874][ T5343] ? udf_get_filelongad+0x6e/0x1b0 [ 75.024882][ T5343] ? udf_current_aext+0x660/0xad0 [ 75.024891][ T5343] ? __pfx_udf_prealloc_blocks+0x10/0x10 [ 75.024901][ T5343] udf_map_block+0x1ddd/0x42a0 [ 75.024914][ T5343] ? percpu_ref_get_many+0x19/0x140 [ 75.024923][ T5343] ? __pfx_udf_map_block+0x10/0x10 [ 75.024932][ T5343] ? percpu_ref_get_many+0x19/0x140 [ 75.024960][ T5343] ? do_raw_spin_lock+0x121/0x290 [ 75.024971][ T5343] ? do_raw_spin_unlock+0x4d/0x240 [ 75.024980][ T5343] __udf_get_block+0x52/0x250 [ 75.024988][ T5343] ? create_empty_buffers+0x465/0x530 [ 75.024998][ T5343] __block_write_begin_int+0x6b2/0x1900 [ 75.025010][ T5343] ? folio_add_lru+0x1b2/0x3d0 [ 75.025019][ T5343] ? __pfx_udf_get_block+0x10/0x10 [ 75.025028][ T5343] ? __pfx___block_write_begin_int+0x10/0x10 [ 75.025038][ T5343] ? __pfx_udf_get_block+0x10/0x10 [ 75.025049][ T5343] block_write_begin+0x8a/0x120 [ 75.025062][ T5343] ? udf_write_begin+0x7d/0x260 [ 75.025075][ T5343] udf_write_begin+0x100/0x260 [ 75.025087][ T5343] generic_perform_write+0x2c7/0x910 [ 75.025099][ T5343] ? __pfx_generic_perform_write+0x10/0x10 [ 75.025108][ T5343] ? file_update_time+0x2da/0x490 [ 75.025118][ T5343] ? __generic_file_write_iter+0xf9/0x230 [ 75.025126][ T5343] ? udf_file_write_iter+0x1a3/0x6c0 [ 75.025138][ T5343] udf_file_write_iter+0x2d5/0x6c0 [ 75.025151][ T5343] ? __pfx_udf_file_write_iter+0x10/0x10 [ 75.025162][ T5343] __kernel_write_iter+0x390/0x860 [ 75.025175][ T5343] ? __pfx_udf_file_write_iter+0x10/0x10 [ 75.025186][ T5343] ? __pfx___kernel_write_iter+0x10/0x10 [ 75.025195][ T5343] ? __up_read+0x280/0x680 [ 75.025219][ T5343] ? __asan_memset+0x22/0x50 [ 75.025229][ T5343] ? iov_iter_bvec+0xb8/0x180 [ 75.025241][ T5343] dump_user_range+0x873/0xc70 [ 75.025256][ T5343] ? __pfx_dump_user_range+0x10/0x10 [ 75.025264][ T5343] ? elf_coredump_extra_notes_write+0x42e/0x4b0 [ 75.025273][ T5343] ? __pfx_elf_coredump_extra_notes_write+0x10/0x10 [ 75.025281][ T5343] ? __kasan_kmalloc+0x93/0xb0 [ 75.025293][ T5343] ? dump_emit+0xa6/0xe0 [ 75.025303][ T5343] ? elf_core_dump+0x2c68/0x3900 [ 75.025314][ T5343] elf_core_dump+0x32ed/0x3900 [ 75.025330][ T5343] ? __pfx_elf_core_dump+0x10/0x10 [ 75.025341][ T5343] ? mas_next_slot+0xc27/0xcf0 [ 75.025366][ T5343] ? rcu_read_lock_any_held+0xb3/0x120 [ 75.025380][ T5343] ? 0xffffffffff600000 [ 75.025390][ T5343] do_coredump+0x2806/0x3440 [ 75.025406][ T5343] ? __pfx_do_coredump+0x10/0x10 [ 75.025415][ T5343] ? unwind_get_return_address+0x4d/0x90 [ 75.025426][ T5343] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 75.025445][ T5343] ? kasan_save_track+0x4f/0x80 [ 75.025456][ T5343] ? kasan_save_track+0x3e/0x80 [ 75.025465][ T5343] ? kasan_save_free_info+0x46/0x50 [ 75.025479][ T5343] ? __kasan_slab_free+0x62/0x70 [ 75.025489][ T5343] ? kmem_cache_free+0x18f/0x400 [ 75.025502][ T5343] ? get_signal+0xa4c/0x1340 [ 75.025512][ T5343] ? arch_do_signal_or_restart+0x9a/0x750 [ 75.025527][ T5343] ? irqentry_exit_to_user_mode+0x81/0x120 [ 75.025537][ T5343] ? exc_page_fault+0x9f/0xf0 [ 75.025546][ T5343] ? asm_exc_page_fault+0x26/0x30 [ 75.025562][ T5343] ? proc_coredump_connector+0x172/0x4b0 [ 75.025575][ T5343] ? __pfx_proc_coredump_connector+0x10/0x10 [ 75.025587][ T5343] ? _raw_spin_unlock_irq+0x23/0x50 [ 75.025602][ T5343] ? lockdep_hardirqs_on+0x9c/0x150 [ 75.025612][ T5343] get_signal+0x1109/0x1340 [ 75.025627][ T5343] arch_do_signal_or_restart+0x9a/0x750 [ 75.025643][ T5343] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 75.025658][ T5343] ? __bad_area_nosemaphore+0x3fb/0x780 [ 75.025670][ T5343] ? local_irq_enable_exit_to_user+0x5/0x10 [ 75.025681][ T5343] irqentry_exit_to_user_mode+0x81/0x120 [ 75.025692][ T5343] exc_page_fault+0x9f/0xf0 [ 75.025702][ T5343] asm_exc_page_fault+0x26/0x30 [ 75.025712][ T5343] RIP: 0033:0x7f929c78e9b1 [ 75.025735][ T5343] Code: 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 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f [ 75.025745][ T5343] RSP: 002b:fffffffffffffea0 EFLAGS: 00010217 [ 75.025755][ T5343] RAX: 0000000000000000 RBX: 00007f929c9b5fa0 RCX: 00007f929c78e9a9 [ 75.025763][ T5343] RDX: 0000000000000000 RSI: fffffffffffffea0 RDI: 0000000000000000 [ 75.025769][ T5343] RBP: 00007f929c810d69 R08: 0000000000000000 R09: 0000000000000000 [ 75.025775][ T5343] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 75.025780][ T5343] R13: 0000000000000000 R14: 00007f929c9b5fa0 R15: 00007ffe4b948d18 [ 75.025790][ T5343] [ 75.763549][ T5319] Bluetooth: hci0: command tx timeout