program: bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000240)=@bpf_lsm={0x12, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="180000000000000000000000000000008500180000000000000000000000000000009500000000000000"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x8, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x80) syz_mount_image$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)="$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") r0 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x0) openat$nci(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)={0x14, 0x15, 0x1, 0xfffffffc, 0x0, {0xd}}, 0x14}, 0x1, 0x0, 0x0, 0x4800}, 0x0) ftruncate(r0, 0x2007ffc) sendfile(r0, r0, 0x0, 0x800000009) r2 = open(&(0x7f0000000000)='./bus\x00', 0x60142, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) ftruncate(r3, 0x2007ffb) sendfile(r2, r3, 0x0, 0x1000000201005) syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000140)=ANY=[@ANYBLOB="1201500200000040"], 0x0) truncate(&(0x7f0000000040)='./file1\x00', 0x7fff) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuacct.usage_percpu_user\x00', 0x275a, 0x0) write$binfmt_aout(r4, &(0x7f00000002c0)=ANY=[], 0xc1) r5 = openat$fb0(0xffffffffffffff9c, &(0x7f00000005c0), 0x101000, 0x0) read$FUSE(r4, &(0x7f00000020c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_STATFS(r0, &(0x7f0000000380)={0x60, 0xffffffffffffffda, r6, {{0x10001, 0xc, 0x6, 0x10001, 0x5, 0xfd, 0x0, 0x4}}}, 0x60) ioctl$FBIOPAN_DISPLAY(r5, 0x4606, &(0x7f0000000600)={0xc00, 0x0, 0x640, 0x320, 0x0, 0xffffffad, 0x8, 0x1, {0x2, 0x7ff, 0x1}, {0x500, 0x93}, {0x3, 0x3a9}, {0x4, 0x1, 0x1}, 0x0, 0x10, 0xeb3, 0x3, 0x1, 0x0, 0x7, 0x7fffffff, 0x3, 0x0, 0x81, 0x7, 0xd, 0x100, 0x3, 0x9}) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000001c0)={'wlan1\x00'}) [ 75.077584][ T5306] Bluetooth: hci0: command tx timeout [ 75.177442][ T5327] loop0: detected capacity change from 0 to 2048 [ 75.207663][ T5327] UDF-fs: error (device loop0): udf_read_tagged: read failed, block=2362, location=2362 [ 75.225350][ T5327] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d [ 75.244457][ T5327] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 160: 0xd2 != 0xd4 [ 75.262390][ T5327] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 75.275303][ T25] audit: type=1800 audit(1749768489.748:2): pid=5327 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 [ 75.660384][ T5320] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 75.854631][ T5327] [ 75.855826][ T5327] ============================================ [ 75.858869][ T5327] WARNING: possible recursive locking detected [ 75.862907][ T5327] 6.16.0-rc1-syzkaller-00101-g27605c8c0f69 #0 Not tainted [ 75.866590][ T5327] -------------------------------------------- [ 75.869347][ T5327] syz.0.0/5327 is trying to acquire lock: [ 75.871981][ T5327] ffff88804054d928 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_free_blocks+0x9e2/0x17f0 [ 75.876517][ T5327] [ 75.876517][ T5327] but task is already holding lock: [ 75.880466][ T5327] ffff88804054d928 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_new_block+0xfab/0x1ba0 [ 75.885963][ T5327] [ 75.885963][ T5327] other info that might help us debug this: [ 75.889903][ T5327] Possible unsafe locking scenario: [ 75.889903][ T5327] [ 75.893273][ T5327] CPU0 [ 75.894895][ T5327] ---- [ 75.896688][ T5327] lock(&sbi->s_alloc_mutex); [ 75.899281][ T5327] lock(&sbi->s_alloc_mutex); [ 75.901686][ T5327] [ 75.901686][ T5327] *** DEADLOCK *** [ 75.901686][ T5327] [ 75.905276][ T5327] May be due to missing lock nesting notation [ 75.905276][ T5327] [ 75.909642][ T5327] 5 locks held by syz.0.0/5327: [ 75.912346][ T5327] #0: ffff88801a023ef8 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x247/0x320 [ 75.916455][ T5327] #1: ffff88803f15c428 (sb_writers#12){.+.+}-{0:0}, at: vfs_write+0x211/0xa90 [ 75.920557][ T5327] #2: ffff888052471c20 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: udf_file_write_iter+0x6e/0x6c0 [ 75.925812][ T5327] #3: ffff888052471a50 (&ei->i_data_sem#2){++++}-{4:4}, at: udf_map_block+0x291/0x42a0 [ 75.930800][ T5327] #4: ffff88804054d928 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_new_block+0xfab/0x1ba0 [ 75.935195][ T5327] [ 75.935195][ T5327] stack backtrace: [ 75.938132][ T5327] CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted 6.16.0-rc1-syzkaller-00101-g27605c8c0f69 #0 PREEMPT(full) [ 75.938153][ T5327] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 75.938184][ T5327] Call Trace: [ 75.938193][ T5327] [ 75.938200][ T5327] dump_stack_lvl+0x189/0x250 [ 75.938274][ T5327] ? __pfx_dump_stack_lvl+0x10/0x10 [ 75.938298][ T5327] ? __pfx__printk+0x10/0x10 [ 75.938308][ T5327] ? __page_table_check_zero+0x406/0x530 [ 75.938319][ T5327] ? print_lock_name+0xde/0x100 [ 75.938329][ T5327] print_deadlock_bug+0x28b/0x2a0 [ 75.938351][ T5327] validate_chain+0x1a3f/0x2140 [ 75.938364][ T5327] __lock_acquire+0xab9/0xd20 [ 75.938378][ T5327] ? udf_free_blocks+0x9e2/0x17f0 [ 75.938388][ T5327] lock_acquire+0x120/0x360 [ 75.938399][ T5327] ? udf_free_blocks+0x9e2/0x17f0 [ 75.938409][ T5327] __mutex_lock+0x182/0xe80 [ 75.938468][ T5327] ? udf_free_blocks+0x9e2/0x17f0 [ 75.938481][ T5327] ? __pfx_folio_mark_accessed+0x10/0x10 [ 75.938498][ T5327] ? __bfs+0x154/0x2a0 [ 75.938513][ T5327] ? udf_free_blocks+0x9e2/0x17f0 [ 75.938520][ T5327] ? __pfx___mutex_lock+0x10/0x10 [ 75.938530][ T5327] ? __pfx___might_resched+0x10/0x10 [ 75.938559][ T5327] udf_free_blocks+0x9e2/0x17f0 [ 75.938569][ T5327] ? bdev_getblk+0x7b/0x690 [ 75.938582][ T5327] ? udf_get_fileshortad+0x6e/0x1b0 [ 75.938597][ T5327] ? __pfx_udf_free_blocks+0x10/0x10 [ 75.938610][ T5327] udf_delete_aext+0x4df/0xbc0 [ 75.938620][ T5327] ? udf_get_fileshortad+0x6e/0x1b0 [ 75.938643][ T5327] ? __pfx_udf_delete_aext+0x10/0x10 [ 75.938661][ T5327] udf_new_block+0x1404/0x1ba0 [ 75.938676][ T5327] ? validate_chain+0x897/0x2140 [ 75.938693][ T5327] ? udf_do_extend_file+0x203/0x1180 [ 75.938707][ T5327] ? udf_get_filelongad+0x6e/0x1b0 [ 75.938728][ T5327] ? __pfx_udf_new_block+0x10/0x10 [ 75.938737][ T5327] ? udf_current_aext+0x660/0xad0 [ 75.938750][ T5327] udf_map_block+0x12b1/0x42a0 [ 75.938765][ T5327] ? __pfx_udf_map_block+0x10/0x10 [ 75.938774][ T5327] ? validate_chain+0x897/0x2140 [ 75.938787][ T5327] ? do_raw_spin_lock+0x121/0x290 [ 75.938804][ T5327] ? do_raw_spin_unlock+0x4d/0x240 [ 75.938818][ T5327] __udf_get_block+0x52/0x250 [ 75.938831][ T5327] ? create_empty_buffers+0x465/0x530 [ 75.938849][ T5327] __block_write_begin_int+0x6b2/0x1900 [ 75.938868][ T5327] ? folio_add_lru+0x1b2/0x3d0 [ 75.938879][ T5327] ? __pfx_udf_get_block+0x10/0x10 [ 75.938888][ T5327] ? __pfx___block_write_begin_int+0x10/0x10 [ 75.938900][ T5327] ? __pfx_udf_get_block+0x10/0x10 [ 75.938908][ T5327] block_write_begin+0x8a/0x120 [ 75.938918][ T5327] ? udf_write_begin+0x7d/0x260 [ 75.938927][ T5327] udf_write_begin+0x100/0x260 [ 75.938936][ T5327] generic_perform_write+0x2c4/0x910 [ 75.938950][ T5327] ? __pfx_generic_perform_write+0x10/0x10 [ 75.938961][ T5327] ? file_update_time+0x2da/0x490 [ 75.938974][ T5327] ? __generic_file_write_iter+0xf9/0x230 [ 75.938984][ T5327] ? udf_file_write_iter+0x1a3/0x6c0 [ 75.938992][ T5327] udf_file_write_iter+0x2d5/0x6c0 [ 75.939002][ T5327] vfs_write+0x548/0xa90 [ 75.939020][ T5327] ? __pfx_udf_file_write_iter+0x10/0x10 [ 75.939032][ T5327] ? __pfx_vfs_write+0x10/0x10 [ 75.939052][ T5327] ? __fget_files+0x2a/0x420 [ 75.939067][ T5327] ksys_write+0x145/0x250 [ 75.939078][ T5327] ? __pfx_ksys_write+0x10/0x10 [ 75.939091][ T5327] ? rcu_is_watching+0x15/0xb0 [ 75.939144][ T5327] ? do_syscall_64+0xbe/0x3b0 [ 75.939159][ T5327] do_syscall_64+0xfa/0x3b0 [ 75.939174][ T5327] ? lockdep_hardirqs_on+0x9c/0x150 [ 75.939196][ T5327] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.939211][ T5327] ? clear_bhb_loop+0x60/0xb0 [ 75.939227][ T5327] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.939243][ T5327] RIP: 0033:0x7f5e68b8e929 [ 75.939292][ T5327] 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 [ 75.939307][ T5327] RSP: 002b:00007f5e64ff5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 75.939325][ T5327] RAX: ffffffffffffffda RBX: 00007f5e68db5fa0 RCX: 00007f5e68b8e929 [ 75.939336][ T5327] RDX: 00000000000000c1 RSI: 00002000000002c0 RDI: 000000000000000a [ 75.939346][ T5327] RBP: 00007f5e68c10b39 R08: 0000000000000000 R09: 0000000000000000 [ 75.939356][ T5327] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 75.939366][ T5327] R13: 0000000000000000 R14: 00007f5e68db5fa0 R15: 00007ffdf44af748 [ 75.939378][ T5327] [ 76.663057][ T1316] ieee802154 phy0 wpan0: encryption failed: -22 [ 76.666188][ T1316] ieee802154 phy1 wpan1: encryption failed: -22 [ 77.140257][ T5306] Bluetooth: hci0: command tx timeout [ 79.220860][ T5306] Bluetooth: hci0: command tx timeout [ 80.820594][ T5320] usb 5-1: unable to get BOS descriptor or descriptor too short [ 80.824307][ T5320] usb 5-1: no configurations [ 80.826285][ T5320] usb 5-1: can't read configurations, error -22 [ 80.960412][ T5320] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 81.090266][ T5320] usb 5-1: device descriptor read/64, error -32 [ 81.201230][ T5320] usb usb5-port1: attempt power cycle [ 81.300324][ T5306] Bluetooth: hci0: command tx timeout [ 81.543008][ T5320] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 81.560711][ T5320] usb 5-1: device descriptor read/8, error -32 [ 81.800337][ T5320] usb 5-1: new high-speed USB device number 5 using dummy_hcd [ 81.821154][ T5320] usb 5-1: device descriptor read/8, error -32 [ 81.932309][ T5320] usb usb5-port1: unable to enumerate USB device