program: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000340)={'bridge_slave_0\x00', 0x0}) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x1c, &(0x7f00000001c0)=[@in6={0xa, 0x0, 0x0, @private0}]}, &(0x7f0000000180)=0x10) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r3, 0x84, 0x66, &(0x7f00000000c0)={r4}, &(0x7f0000000140)=0xc) getsockopt$inet_sctp6_SCTP_INITMSG(r3, 0x84, 0x2, &(0x7f0000000200), &(0x7f0000000380)=0x8) syz_mount_image$hfsplus(&(0x7f0000000600), &(0x7f0000000040)='./file1\x00', 0x0, &(0x7f0000000080)={[{@part={'part', 0x3d, 0x40}}, {@nodecompose}, {@part={'part', 0x3d, 0x7}}, {@part={'part', 0x3d, 0xc}}, {@uid}, {@barrier}, {@nls={'nls', 0x3d, 'macinuit'}}, {@gid={'gid', 0x3d, 0xee00}}]}, 0x3, 0x5f4, &(0x7f0000000640)="$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") setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x77, &(0x7f0000000280)={r5}, 0x8) sendmsg$nl_route(r0, &(0x7f0000000d40)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000002c0)=ANY=[@ANYBLOB="3400000011000500000000000000000007000000", @ANYRES32=r2, @ANYBLOB="000000000000000014001a80100d554947cd41d3702d9550c04e360004800c0009800800000000000000"], 0x34}}, 0x400c004) syz_mount_image$exfat(&(0x7f0000001500), &(0x7f0000000000)='./file0/file0\x00', 0x0, &(0x7f0000000080)=ANY=[], 0x6, 0x1500, &(0x7f0000003f40)="$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") r6 = socket$inet6_mptcp(0xa, 0x1, 0x106) setsockopt$inet6_tcp_TCP_CONGESTION(r6, 0x6, 0xd, &(0x7f0000000040)='dctcp\x00', 0x6) getsockopt$inet6_tcp_buf(r6, 0x6, 0x1a, 0x0, &(0x7f0000000080)) creat(&(0x7f0000002240)='./file0/file0\x00', 0x0) [ 75.131394][ T5337] Bluetooth: hci0: command tx timeout [ 75.196371][ T5358] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 75.258459][ T5358] loop0: detected capacity change from 0 to 1024 [ 75.321424][ T5358] [ 75.322537][ T5358] ============================================ [ 75.325128][ T5358] WARNING: possible recursive locking detected [ 75.327757][ T5358] syzkaller #0 Not tainted [ 75.329622][ T5358] -------------------------------------------- [ 75.332167][ T5358] syz.0.0/5358 is trying to acquire lock: [ 75.334416][ T5358] ffff88805332d548 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_get_block+0x39e/0x1530 [ 75.338755][ T5358] [ 75.338755][ T5358] but task is already holding lock: [ 75.341692][ T5358] ffff88805332f048 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_truncate+0x294/0xb40 [ 75.346404][ T5358] [ 75.346404][ T5358] other info that might help us debug this: [ 75.349994][ T5358] Possible unsafe locking scenario: [ 75.349994][ T5358] [ 75.353228][ T5358] CPU0 [ 75.354713][ T5358] ---- [ 75.356372][ T5358] lock(&HFSPLUS_I(inode)->extents_lock); [ 75.358903][ T5358] lock(&HFSPLUS_I(inode)->extents_lock); [ 75.361451][ T5358] [ 75.361451][ T5358] *** DEADLOCK *** [ 75.361451][ T5358] [ 75.364869][ T5358] May be due to missing lock nesting notation [ 75.364869][ T5358] [ 75.368381][ T5358] 4 locks held by syz.0.0/5358: [ 75.370673][ T5358] #0: ffff88803e55a428 (sb_writers#12){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 [ 75.374768][ T5358] #1: ffff88805332f238 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: do_truncate+0x171/0x220 [ 75.379165][ T5358] #2: ffff88805332f048 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_truncate+0x294/0xb40 [ 75.384207][ T5358] #3: ffff8880533078f8 (&sbi->alloc_mutex){+.+.}-{4:4}, at: hfsplus_block_free+0xbe/0x550 [ 75.388796][ T5358] [ 75.388796][ T5358] stack backtrace: [ 75.391399][ T5358] CPU: 0 UID: 0 PID: 5358 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 75.391417][ T5358] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 75.391426][ T5358] Call Trace: [ 75.391438][ T5358] [ 75.391445][ T5358] dump_stack_lvl+0x189/0x250 [ 75.391465][ T5358] ? __pfx_dump_stack_lvl+0x10/0x10 [ 75.391478][ T5358] ? __pfx__printk+0x10/0x10 [ 75.391496][ T5358] ? print_lock_name+0xde/0x100 [ 75.391511][ T5358] print_deadlock_bug+0x28b/0x2a0 [ 75.391523][ T5358] validate_chain+0x1a3f/0x2140 [ 75.391536][ T5358] ? lock_release+0x4b/0x3e0 [ 75.391553][ T5358] ? look_up_lock_class+0x74/0x170 [ 75.391625][ T5358] ? register_lock_class+0x51/0x320 [ 75.391643][ T5358] __lock_acquire+0xab9/0xd20 [ 75.391662][ T5358] ? hfsplus_get_block+0x39e/0x1530 [ 75.391681][ T5358] lock_acquire+0x120/0x360 [ 75.391698][ T5358] ? hfsplus_get_block+0x39e/0x1530 [ 75.391711][ T5358] ? stack_trace_save+0x9c/0xe0 [ 75.391726][ T5358] ? __pfx_hlock_conflict+0x10/0x10 [ 75.391739][ T5358] __mutex_lock+0x187/0x1350 [ 75.391755][ T5358] ? hfsplus_get_block+0x39e/0x1530 [ 75.391767][ T5358] ? lockdep_unlock+0x89/0x120 [ 75.391781][ T5358] ? validate_chain+0x897/0x2140 [ 75.391792][ T5358] ? hfsplus_get_block+0x39e/0x1530 [ 75.391803][ T5358] ? __pfx___mutex_lock+0x10/0x10 [ 75.391820][ T5358] hfsplus_get_block+0x39e/0x1530 [ 75.391832][ T5358] ? __pfx_hfsplus_get_block+0x10/0x10 [ 75.391842][ T5358] ? do_raw_spin_unlock+0x4d/0x240 [ 75.391856][ T5358] ? _raw_spin_unlock+0x28/0x50 [ 75.391871][ T5358] block_read_full_folio+0x29f/0x830 [ 75.391882][ T5358] ? __pfx_hfsplus_get_block+0x10/0x10 [ 75.391894][ T5358] filemap_read_folio+0x114/0x380 [ 75.391912][ T5358] ? __pfx_hfsplus_read_folio+0x10/0x10 [ 75.391923][ T5358] ? __pfx_filemap_read_folio+0x10/0x10 [ 75.391939][ T5358] ? filemap_add_folio+0x1af/0x270 [ 75.391954][ T5358] do_read_cache_folio+0x350/0x590 [ 75.391965][ T5358] ? __pfx_hfsplus_read_folio+0x10/0x10 [ 75.391976][ T5358] read_cache_page+0x5d/0x170 [ 75.391986][ T5358] hfsplus_block_free+0x121/0x550 [ 75.392004][ T5358] hfsplus_free_extents+0x10d/0xa60 [ 75.392016][ T5358] hfsplus_file_truncate+0x736/0xb40 [ 75.392029][ T5358] ? __pfx_hfsplus_file_truncate+0x10/0x10 [ 75.392041][ T5358] ? unmap_mapping_range+0xde/0x170 [ 75.392053][ T5358] ? __pfx_unmap_mapping_range+0x10/0x10 [ 75.392064][ T5358] ? truncate_setsize+0xcf/0xf0 [ 75.392077][ T5358] hfsplus_setattr+0x1c4/0x270 [ 75.392087][ T5358] ? __pfx_hfsplus_setattr+0x10/0x10 [ 75.392097][ T5358] notify_change+0xb36/0xe40 [ 75.392110][ T5358] do_truncate+0x1a4/0x220 [ 75.392123][ T5358] ? __pfx_do_truncate+0x10/0x10 [ 75.392134][ T5358] ? apparmor_file_truncate+0x23e/0x2d0 [ 75.392153][ T5358] path_openat+0x306c/0x3830 [ 75.392174][ T5358] ? __pfx_path_openat+0x10/0x10 [ 75.392184][ T5358] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.392200][ T5358] do_filp_open+0x1fa/0x410 [ 75.392210][ T5358] ? __lock_acquire+0xab9/0xd20 [ 75.392225][ T5358] ? __pfx_do_filp_open+0x10/0x10 [ 75.392238][ T5358] ? _raw_spin_unlock+0x28/0x50 [ 75.392250][ T5358] ? alloc_fd+0x64c/0x6c0 [ 75.392265][ T5358] do_sys_openat2+0x121/0x1c0 [ 75.392282][ T5358] ? __pfx_do_sys_openat2+0x10/0x10 [ 75.392299][ T5358] ? rcu_is_watching+0x15/0xb0 [ 75.392311][ T5358] __x64_sys_creat+0x8f/0xc0 [ 75.392322][ T5358] do_syscall_64+0xfa/0x3b0 [ 75.392337][ T5358] ? lockdep_hardirqs_on+0x9c/0x150 [ 75.392353][ T5358] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.392363][ T5358] ? clear_bhb_loop+0x60/0xb0 [ 75.392374][ T5358] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.392387][ T5358] RIP: 0033:0x7fc7edb8ebe9 [ 75.392399][ T5358] 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 [ 75.392408][ T5358] RSP: 002b:00007fc7eea68038 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 [ 75.392422][ T5358] RAX: ffffffffffffffda RBX: 00007fc7eddb5fa0 RCX: 00007fc7edb8ebe9 [ 75.392430][ T5358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000002240 [ 75.392437][ T5358] RBP: 00007fc7edc11e19 R08: 0000000000000000 R09: 0000000000000000 [ 75.392444][ T5358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 75.392450][ T5358] R13: 00007fc7eddb6038 R14: 00007fc7eddb5fa0 R15: 00007ffd427fe388 [ 75.392462][ T5358] [ 75.617978][ T5358] hfsplus: unable to mark blocks free: error -5 [ 75.622631][ T5358] hfsplus: can't free extent