Extracting prog: 2m51.759244317s
Minimizing prog: 24m46.644183234s
Simplifying prog options: 0s
Extracting C: 30.430908709s
Simplifying C: 5m46.191259399s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-openat-ftruncate
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000440), &(0x7f0000000580)='./file1\x00', 0x2000010, &(0x7f00000022c0)=ANY=[], 0x1, 0x6db, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x401c2, 0x0)
ftruncate(r0, 0x8800000)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-openat-ftruncate
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000440), &(0x7f0000000580)='./file1\x00', 0x2000010, &(0x7f00000022c0)=ANY=[], 0x1, 0x6db, &(0x7f0000000a40)="$eJzs3c9vHGcdB+DPrNeOt5TgtAmNoAgrkQpSROLESiFwwCCEcqhQVQ49W4nTWN0kVeKitELgAoITEof+AQXJNw4IiXtQ4MCl3Hr1sRISl4hD1MuimZ21d+21vU6cdQLPE43nfef9Md95550Z7zqrDfB/6/KZNO+lyOUzr90t8+tr8+31tfkjdXE7SZluJM3uKsXNpLifLJTlRd/SrNdDfbh86Y1PHqx/2s0166WqP7FbuyGG1F2tl8zW/c0ObTk56i5W6/DyfJIr9XrQ1Kh9DVQsB+10vYZD19lmdT/N93PdAk+Z3tOp6D43j2wtn0meSzLdK6vvDo3xRnnw9nWXAwAAgGfUx7cOOwIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB49tTf/1/US6NeZzZF7/v/p3rb6vRTaGHkmveeaBwAAAAAAAAAMB5ffZiHuZujvXynqP7mf6rKHM9nneRzeTd3spTbOZu7WcxKVnI755PM9HU0dXdxZeX2+Y2WpeEtLwxteWFcRwwAAAAAAAAA/5N+kdbm3/8BAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOBpUCQT3VW1HK/XmUmjmc2yrCb/TDJ12PHuQzFs473xxwEAAACPZfoR2nzhYR7mbo728p2ies3/xer18nTezc2sZDkraWcpV+vX0OWr/sb62nx7fW3+RrmU+cF+v/fvfYUxVfcwUeWG7flkVaOVa1mutpzNlSqYq2l09306OdmLpy+uPh+UMRXfrY0YWbMe1nJnv9vpXYQDMfhWRGOXmq3N4JKNEZmrYytbHuuOQFG9UZNsHYk9z05zIDdT9Tq5safzaWy883P8CYz5c/W6PJ5fP9Ex36+NkWikGokLvdlXXjO7j0Tytb/88c3r7ZtvX79258zTc0h7mNhh+9Y5Md83Ei890yPR3Gf9uWokTmzkL+eH+XHOZDav53aW85MsZiVL6dTli/V8Ln/O7D5SCwO51/eKZKo+L91zNkpMs/lBlVrMqart0SynyK1czVJerf5dyPl8MxdzMZf6zvCJHeOujq266htbr/remf7r0OBPf71OlHe332ze5RZ2O+KdZudB6d77y3E91jeu3Vn/YKPWsb7rYK5vlF7ojc7k0M4f5d7Y/FKdKPfxyz2eE+M1U49EeQH1nhK96F7sjkSzehZtn+e/75Tt0r7Z6VxffGeH/le35F+p1+W0WvvKXrV7hp+Kg1XOlxcyXd9JBmdHWfbixl2mr6yzOZe7ZYNP3LLdiaqsKHpX6o9yq5oA26/Uqfp3uO09XajKXhpaNl+VnewrG/h9K7fSztUxjB8Aj+Ifb24kZ/LcVOtfrY9bH7V+1breem36+0e+deTlqUz+bfLbzbmJVxovF3/OR/nZ5ut/AAAAAAAAAAAAAAAAAAAAAAAAAAAAAADg0d157/23F9vtpdvDE42diwYSrWzdslfPWxJF/YU++2tVJ/6+be+HnphOMrCl+p6jsYfR2hrGtkTn58nYx6f3JYLD6/y2TDRHOqcLA1v+tL3DD0YLbLJ/Ho5wXTxa4jtfHqFyI+M9FxMZPgEO8aYEjMW5lRvvnLvz3vvfWL6x+NbSW0s3Jy9evDR36eKr8+euLbeX5ro/u3U/f9jBAgdq86F/2JEAAAAAAAAAAAAAoxr2wYBTz+/1oZGRPuPhfxYCAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB+LymTTvpcj5ubNzZX59bb5dLr30Zs1mkkYjKX6aFPeThXSXzPR1V+QP99MZsp8Ply+98cmD9U83+2p26yeNer2z3UuTrNZLZpNM1OvHMNDflcfur/hP7xjKAfus0+ksPF58cDD+GwAA//9v3fQe")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x401c2, 0x0)
ftruncate(r0, 0x8800000)

program crashed: possible deadlock in hfsplus_find_init
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-openat
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000440), &(0x7f0000000580)='./file1\x00', 0x2000010, &(0x7f00000022c0)=ANY=[], 0x1, 0x6db, &(0x7f0000000a40)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x401c2, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-ftruncate
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000440), &(0x7f0000000580)='./file1\x00', 0x2000010, &(0x7f00000022c0)=ANY=[], 0x1, 0x6db, &(0x7f0000000a40)="$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")
ftruncate(0xffffffffffffffff, 0x8800000)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-ftruncate
detailed listing:
executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x401c2, 0x0)
ftruncate(r0, 0x8800000)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-openat-ftruncate
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000440), &(0x7f0000000580)='./file1\x00', 0x2000010, &(0x7f00000022c0)=ANY=[], 0x1, 0x6db, &(0x7f0000000a40)="$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")
r0 = openat(0xffffffffffffff9c, 0x0, 0x401c2, 0x0)
ftruncate(r0, 0x8800000)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-openat-ftruncate
program crashed: possible deadlock in hfsplus_find_init
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-openat-ftruncate
program crashed: possible deadlock in hfsplus_find_init
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-openat-ftruncate
program crashed: possible deadlock in hfsplus_find_init
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-openat-ftruncate
program crashed: possible deadlock in hfsplus_find_init
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-openat-ftruncate
program crashed: possible deadlock in hfsplus_find_init
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-openat-ftruncate
program crashed: possible deadlock in hfsplus_find_init
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-openat-ftruncate
program crashed: possible deadlock in hfsplus_find_init
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-openat-ftruncate
program crashed: possible deadlock in hfsplus_find_init
reproducing took 33m55.025623536s
repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 1024
hfsplus: xattr searching failed
hfsplus: xattr searching failed
============================================
WARNING: possible recursive locking detected
6.14.0-rc4-syzkaller-00282-g1973160c90d7 #0 Not tainted
--------------------------------------------
syz-executor387/5309 is trying to acquire lock:
ffff8880131000b0 (&tree->tree_lock/1){+.+.}-{4:4}, at: hfsplus_find_init+0x14a/0x1c0 fs/hfsplus/bfind.c:28

but task is already holding lock:
ffff8880131000b0 (&tree->tree_lock/1){+.+.}-{4:4}, at: hfsplus_find_init+0x14a/0x1c0 fs/hfsplus/bfind.c:28

other info that might help us debug this:
 Possible unsafe locking scenario:

       CPU0
       ----
  lock(&tree->tree_lock/1);
  lock(&tree->tree_lock/1);

 *** DEADLOCK ***

 May be due to missing lock nesting notation

5 locks held by syz-executor387/5309:
 #0: ffff888043452420 (sb_writers#9){.+.+}-{0:0}, at: do_ftruncate+0x44f/0x540 fs/open.c:191
 #1: ffff888041296b78 (&sb->s_type->i_mutex_key#15){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:877 [inline]
 #1: ffff888041296b78 (&sb->s_type->i_mutex_key#15){+.+.}-{4:4}, at: do_truncate+0x20c/0x310 fs/open.c:63
 #2: ffff888041296988 (&hip->extents_lock){+.+.}-{4:4}, at: hfsplus_file_extend+0x21b/0x1b70 fs/hfsplus/extents.c:458
 #3: ffff8880131000b0 (&tree->tree_lock/1){+.+.}-{4:4}, at: hfsplus_find_init+0x14a/0x1c0 fs/hfsplus/bfind.c:28
 #4: ffff888041294108 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_extend+0x21b/0x1b70 fs/hfsplus/extents.c:458

stack backtrace:
CPU: 0 UID: 0 PID: 5309 Comm: syz-executor387 Not tainted 6.14.0-rc4-syzkaller-00282-g1973160c90d7 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_deadlock_bug+0x483/0x620 kernel/locking/lockdep.c:3039
 check_deadlock kernel/locking/lockdep.c:3091 [inline]
 validate_chain+0x15e2/0x5920 kernel/locking/lockdep.c:3893
 __lock_acquire+0x1397/0x2100 kernel/locking/lockdep.c:5228
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
 __mutex_lock_common kernel/locking/mutex.c:585 [inline]
 __mutex_lock+0x19c/0x1010 kernel/locking/mutex.c:730
 hfsplus_find_init+0x14a/0x1c0 fs/hfsplus/bfind.c:28
 hfsplus_ext_read_extent fs/hfsplus/extents.c:216 [inline]
 hfsplus_file_extend+0x454/0x1b70 fs/hfsplus/extents.c:462
 hfsplus_bmap_reserve+0x105/0x4e0 fs/hfsplus/btree.c:358
 __hfsplus_ext_write_extent+0x2a4/0x5c0 fs/hfsplus/extents.c:104
 __hfsplus_ext_cache_extent+0x84/0xe10 fs/hfsplus/extents.c:186
 hfsplus_ext_read_extent fs/hfsplus/extents.c:218 [inline]
 hfsplus_file_extend+0x48c/0x1b70 fs/hfsplus/extents.c:462
 hfsplus_get_block+0x406/0x14f0 fs/hfsplus/extents.c:245
 __block_write_begin_int+0x692/0x19a0 fs/buffer.c:2116
 block_write_begin fs/buffer.c:2226 [inline]
 cont_write_begin+0x77f/0xb40 fs/buffer.c:2577
 hfsplus_write_begin+0x68/0xb0 fs/hfsplus/inode.c:46
 cont_expand_zero fs/buffer.c:2504 [inline]
 cont_write_begin+0x32b/0xb40 fs/buffer.c:2567
 hfsplus_write_begin+0x68/0xb0 fs/hfsplus/inode.c:46
 generic_cont_expand_simple+0x18f/0x2b0 fs/buffer.c:2468
 hfsplus_setattr+0x16d/0x270 fs/hfsplus/inode.c:258
 notify_change+0xbca/0xe90 fs/attr.c:552
 do_truncate+0x220/0x310 fs/open.c:65
 do_ftruncate+0x4a1/0x540 fs/open.c:192
 do_sys_ftruncate fs/open.c:207 [inline]
 __do_sys_ftruncate fs/open.c:212 [inline]
 __se_sys_ftruncate fs/open.c:210 [inline]
 __x64_sys_ftruncate+0x94/0xf0 fs/open.c:210
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe461ac3ad9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc4baccf88 EFLAGS: 00000246 ORIG_RAX: 000000000000004d
RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007fe461ac3ad9
RDX: 00007fe461ac3ad9 RSI: 0000000008800000 RDI: 0000000000000004
RBP: 00007fe461b375f0 R08: 0000555570c404c0 R09: 0000555570c404c0
R10: 00000000000006d5 R11: 0000000000000246 R12: 00007ffc4baccfb0
R13: 00007ffc4bacd1d8 R14: 431bde82d7b634db R15: 00007fe461b0c03b
 </TASK>

final repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 1024
hfsplus: xattr searching failed
hfsplus: xattr searching failed
============================================
WARNING: possible recursive locking detected
6.14.0-rc4-syzkaller-00282-g1973160c90d7 #0 Not tainted
--------------------------------------------
syz-executor387/5309 is trying to acquire lock:
ffff8880131000b0 (&tree->tree_lock/1){+.+.}-{4:4}, at: hfsplus_find_init+0x14a/0x1c0 fs/hfsplus/bfind.c:28

but task is already holding lock:
ffff8880131000b0 (&tree->tree_lock/1){+.+.}-{4:4}, at: hfsplus_find_init+0x14a/0x1c0 fs/hfsplus/bfind.c:28

other info that might help us debug this:
 Possible unsafe locking scenario:

       CPU0
       ----
  lock(&tree->tree_lock/1);
  lock(&tree->tree_lock/1);

 *** DEADLOCK ***

 May be due to missing lock nesting notation

5 locks held by syz-executor387/5309:
 #0: ffff888043452420 (sb_writers#9){.+.+}-{0:0}, at: do_ftruncate+0x44f/0x540 fs/open.c:191
 #1: ffff888041296b78 (&sb->s_type->i_mutex_key#15){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:877 [inline]
 #1: ffff888041296b78 (&sb->s_type->i_mutex_key#15){+.+.}-{4:4}, at: do_truncate+0x20c/0x310 fs/open.c:63
 #2: ffff888041296988 (&hip->extents_lock){+.+.}-{4:4}, at: hfsplus_file_extend+0x21b/0x1b70 fs/hfsplus/extents.c:458
 #3: ffff8880131000b0 (&tree->tree_lock/1){+.+.}-{4:4}, at: hfsplus_find_init+0x14a/0x1c0 fs/hfsplus/bfind.c:28
 #4: ffff888041294108 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_extend+0x21b/0x1b70 fs/hfsplus/extents.c:458

stack backtrace:
CPU: 0 UID: 0 PID: 5309 Comm: syz-executor387 Not tainted 6.14.0-rc4-syzkaller-00282-g1973160c90d7 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_deadlock_bug+0x483/0x620 kernel/locking/lockdep.c:3039
 check_deadlock kernel/locking/lockdep.c:3091 [inline]
 validate_chain+0x15e2/0x5920 kernel/locking/lockdep.c:3893
 __lock_acquire+0x1397/0x2100 kernel/locking/lockdep.c:5228
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
 __mutex_lock_common kernel/locking/mutex.c:585 [inline]
 __mutex_lock+0x19c/0x1010 kernel/locking/mutex.c:730
 hfsplus_find_init+0x14a/0x1c0 fs/hfsplus/bfind.c:28
 hfsplus_ext_read_extent fs/hfsplus/extents.c:216 [inline]
 hfsplus_file_extend+0x454/0x1b70 fs/hfsplus/extents.c:462
 hfsplus_bmap_reserve+0x105/0x4e0 fs/hfsplus/btree.c:358
 __hfsplus_ext_write_extent+0x2a4/0x5c0 fs/hfsplus/extents.c:104
 __hfsplus_ext_cache_extent+0x84/0xe10 fs/hfsplus/extents.c:186
 hfsplus_ext_read_extent fs/hfsplus/extents.c:218 [inline]
 hfsplus_file_extend+0x48c/0x1b70 fs/hfsplus/extents.c:462
 hfsplus_get_block+0x406/0x14f0 fs/hfsplus/extents.c:245
 __block_write_begin_int+0x692/0x19a0 fs/buffer.c:2116
 block_write_begin fs/buffer.c:2226 [inline]
 cont_write_begin+0x77f/0xb40 fs/buffer.c:2577
 hfsplus_write_begin+0x68/0xb0 fs/hfsplus/inode.c:46
 cont_expand_zero fs/buffer.c:2504 [inline]
 cont_write_begin+0x32b/0xb40 fs/buffer.c:2567
 hfsplus_write_begin+0x68/0xb0 fs/hfsplus/inode.c:46
 generic_cont_expand_simple+0x18f/0x2b0 fs/buffer.c:2468
 hfsplus_setattr+0x16d/0x270 fs/hfsplus/inode.c:258
 notify_change+0xbca/0xe90 fs/attr.c:552
 do_truncate+0x220/0x310 fs/open.c:65
 do_ftruncate+0x4a1/0x540 fs/open.c:192
 do_sys_ftruncate fs/open.c:207 [inline]
 __do_sys_ftruncate fs/open.c:212 [inline]
 __se_sys_ftruncate fs/open.c:210 [inline]
 __x64_sys_ftruncate+0x94/0xf0 fs/open.c:210
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe461ac3ad9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc4baccf88 EFLAGS: 00000246 ORIG_RAX: 000000000000004d
RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007fe461ac3ad9
RDX: 00007fe461ac3ad9 RSI: 0000000008800000 RDI: 0000000000000004
RBP: 00007fe461b375f0 R08: 0000555570c404c0 R09: 0000555570c404c0
R10: 00000000000006d5 R11: 0000000000000246 R12: 00007ffc4baccfb0
R13: 00007ffc4bacd1d8 R14: 431bde82d7b634db R15: 00007fe461b0c03b
 </TASK>