Extracting prog: 2m15.05803236s Minimizing prog: 5m41.758042449s Simplifying prog options: 0s Extracting C: 30.074962267s Simplifying C: 7m57.93257077s 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:5 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$hfsplus-unlinkat detailed listing: executing program 0: syz_mount_image$hfsplus(&(0x7f00000001c0), &(0x7f0000000040)='./file0\x00', 0xa00010, &(0x7f0000000600)=ANY=[], 0x6, 0x63a, &(0x7f00000012c0)="$eJzs3c1rHOcdB/DvrFZryQVHSezELYGKGNJSUVsvKK16iVtK0SGUkB56FrYcC6+VIClFCaWo79BTD/kD0oNuPRV6N6Tn9parjoFCLznppjKzs9LaWimSJXu17edjZp/nmWfmmef57czszqzFBPi/tTiV5qMUWZx6e7Ms72zPtXe25y7V1e0kZb6RNDtJitWk+Cy5nc6Ur5cz6+WLo7bzycrCu59/ufNFp9Ss26uWbxy33sls1VMmk4zU6RNafzpNe6OdTNnOnf7tnUKxP8IyYDe6gYNB2ztk6zSrn/G4BS6CovO5echEcjnJWP09IPXZofF8e3f+TnWWAwAAgCH1wm52s5krg+4HAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADJP6+f9FPTW6+ckU3ef/t+p5qfND7dGgOwAAAAAAAAAA5+Cbu9nNZq50y3tF9Zv/61XhavX6tXyY9SxnLTezmaVsZCNrmUky0dNQa3NpY2Nt5gRrzvZdc/b5jBcAAAAAAAAA/kf9JosHv/8DAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAgjdRp0ckW9XS1m59Io5lkLEmrXG4r+Vc3PySKfjMfPf9+AAAAwJmMPcU6L+xmN5u50i3vFdU1/yvV9fJYPsxqNrKSjbSznLv1NXR51d/Y2Z5r72zPPSynw+3+8D+n6kbV4v5tiH5bvl4tMZ57Wanm3MydqjN306jWLF3v9qd/v35d9ql4q3bCnt2t03Jjfz7qLsJATFQRGd2PyHTdtzIaLx4fia98d5rHbmkmjf07P1efQcwv12k5nj9czJg3UkVitmfve+X4SCTf+vtff36/vfrg/r31qYszpFPovdv35D4x1xOJV4c6Es1TLj9dReLafnkxP8nPMpXJvJO1rOQXWcpGlrNX1y/V+3P5OnF8pG4/Vnrnq3rSqt+Xzln0JH2azI+r3FJer9a9kpUUeT93s5w3q3+zmcn3Mp/5LPS8w9eO7Hc1tuqob5zuqL/x7ToznuSPdTponY/UMq4v9sS195w7UdX1zjmI0kvnf25sfqPOlNv4bZ1eDE9GYqYnEi8fH4m/VMfGenv1wdr9pQ+OaH/rifIbdVrucb+/UJ8S5f7yUsbqM8nje0dZ9/L+WebxeLXqX1w6dY1DddequqLoHqk/PfJIbdXf4Q63NFvVvdq3bq6qu95T99j3rbyf9v73IQAusMvfudwa//f4P8c/Hf/d+P3xt8d+dOn7l15rZfQfoz9oTo+80Xit+Fs+za8Orv8BAAAAAAAAAAAAAAAAAAAAAAAAAAAAAICnt/7Rxw+W2u3ltf6ZxtFV55sp6gf5PI9tyQw6032g3JkbvH0hhjPUmZEk/arqt+hpHi4KDIVbGw8/uLX+0cffXXm49N7ye8uro/PzC9ML82/O3bq30l6e7rwOupfAs3Dwod+/vrhQD9gEAAAAAAAAAAAAcrK/t9mr///fU/+lwaDHCAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAy3xak0H6XIzPTN6bK8sz3XLqdu/mDJZpJGIyl+mRSfJbfTmTLR01zx1hHb+WRl4d3Pv9z54qCtZrV82WidnsFWPWUyyUidnld7d87cXrE/wjJgN7qBg0H7bwAAAP//G3QA6w==") unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x0) program crashed: possible deadlock in hfsplus_get_block single: successfully extracted reproducer found reproducer with 2 syscalls minimizing guilty program testing program (duration=1m3.014236191s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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 detailed listing: executing program 0: syz_mount_image$hfsplus(&(0x7f00000001c0), &(0x7f0000000040)='./file0\x00', 0xa00010, &(0x7f0000000600)=ANY=[], 0x6, 0x63a, &(0x7f00000012c0)="$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") program did not crash testing program (duration=1m3.014236191s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): unlinkat detailed listing: executing program 0: unlinkat(0xffffffffffffff9c, &(0x7f0000000380)='./file1\x00', 0x0) program did not crash testing program (duration=1m3.014236191s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$hfsplus-unlinkat detailed listing: executing program 0: syz_mount_image$hfsplus(&(0x7f00000001c0), &(0x7f0000000040)='./file0\x00', 0xa00010, &(0x7f0000000600)=ANY=[], 0x6, 0x63a, &(0x7f00000012c0)="$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") unlinkat(0xffffffffffffff9c, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=1m3.014236191s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-unlinkat program crashed: possible deadlock in hfsplus_get_block simplifying C reproducer testing compiled C program (duration=1m3.014236191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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$hfsplus-unlinkat program crashed: possible deadlock in hfsplus_get_block testing compiled C program (duration=1m3.014236191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-unlinkat program crashed: possible deadlock in hfsplus_get_block testing compiled C program (duration=1m3.014236191s, {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$hfsplus-unlinkat program crashed: possible deadlock in hfsplus_get_block testing compiled C program (duration=1m3.014236191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-unlinkat program crashed: possible deadlock in hfsplus_get_block testing compiled C program (duration=1m3.014236191s, {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$hfsplus-unlinkat program crashed: possible deadlock in hfsplus_get_block testing compiled C program (duration=1m3.014236191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-unlinkat program crashed: possible deadlock in hfsplus_get_block testing compiled C program (duration=1m3.014236191s, {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-unlinkat program crashed: possible deadlock in hfsplus_get_block reproducing took 16m24.823646095s repro crashed as (corrupted=false): loop0: detected capacity change from 0 to 1024 ============================================ WARNING: possible recursive locking detected 6.14.0-rc4-syzkaller-00295-gb91872c56940 #0 Not tainted -------------------------------------------- syz-executor186/5815 is trying to acquire lock: ffff888030e09548 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_get_block+0x383/0x14f0 fs/hfsplus/extents.c:260 but task is already holding lock: ffff888030e0a988 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_truncate+0x30a/0xc70 fs/hfsplus/extents.c:577 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(&HFSPLUS_I(inode)->extents_lock); lock(&HFSPLUS_I(inode)->extents_lock); *** DEADLOCK *** May be due to missing lock nesting notation 6 locks held by syz-executor186/5815: #0: ffff888030e9a420 (sb_writers#9){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:547 #1: ffff888030e09df8 (&type->i_mutex_dir_key#6/1){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:912 [inline] #1: ffff888030e09df8 (&type->i_mutex_dir_key#6/1){+.+.}-{4:4}, at: do_unlinkat+0x26a/0x830 fs/namei.c:4576 #2: ffff888030e0ab78 (&sb->s_type->i_mutex_key#14){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:877 [inline] #2: ffff888030e0ab78 (&sb->s_type->i_mutex_key#14){+.+.}-{4:4}, at: vfs_unlink+0xe4/0x650 fs/namei.c:4514 #3: ffff888034be9998 (&sbi->vh_mutex){+.+.}-{4:4}, at: hfsplus_unlink+0x161/0x790 fs/hfsplus/dir.c:370 #4: ffff888030e0a988 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_truncate+0x30a/0xc70 fs/hfsplus/extents.c:577 #5: ffff888034be98f8 (&sbi->alloc_mutex){+.+.}-{4:4}, at: hfsplus_block_free+0xbb/0x4e0 fs/hfsplus/bitmap.c:182 stack backtrace: CPU: 0 UID: 0 PID: 5815 Comm: syz-executor186 Not tainted 6.14.0-rc4-syzkaller-00295-gb91872c56940 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Call Trace: __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_get_block+0x383/0x14f0 fs/hfsplus/extents.c:260 block_read_full_folio+0x3ee/0xae0 fs/buffer.c:2396 filemap_read_folio+0x148/0x3b0 mm/filemap.c:2390 do_read_cache_folio+0x373/0x5b0 mm/filemap.c:3960 do_read_cache_page mm/filemap.c:4026 [inline] read_cache_page+0x5b/0x170 mm/filemap.c:4035 read_mapping_page include/linux/pagemap.h:1017 [inline] hfsplus_block_free+0x128/0x4e0 fs/hfsplus/bitmap.c:185 hfsplus_free_extents+0x17a/0xae0 fs/hfsplus/extents.c:363 hfsplus_file_truncate+0x86c/0xc70 fs/hfsplus/extents.c:592 hfsplus_delete_inode+0x174/0x220 hfsplus_unlink+0x512/0x790 fs/hfsplus/dir.c:405 vfs_unlink+0x365/0x650 fs/namei.c:4525 do_unlinkat+0x4ae/0x830 fs/namei.c:4589 __do_sys_unlinkat fs/namei.c:4632 [inline] __se_sys_unlinkat fs/namei.c:4625 [inline] __x64_sys_unlinkat+0xcc/0xf0 fs/namei.c:4625 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: 0033:0x7f6bd7fb0a99 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:00007ffce3d32498 EFLAGS: 00000246 ORIG_RAX: 0000000000000107 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6bd7fb0a99 RDX: 0000000000000000 RSI: 0000400000000380 RDI: 00000000ffffff9c RBP: 00007f6bd80245f0 R08: 0000000000000634 R09: 000055557a44f4c0 R10: 00007ffce3d32360 R11: 0000000000000246 R12: 00007ffce3d324c0 R13: 00007ffce3d326e8 R14: 431bde82d7b634db R15: 00007f6bd7ff903b hfsplus: unable to mark blocks free: error -5 hfsplus: can't free extent final repro crashed as (corrupted=false): loop0: detected capacity change from 0 to 1024 ============================================ WARNING: possible recursive locking detected 6.14.0-rc4-syzkaller-00295-gb91872c56940 #0 Not tainted -------------------------------------------- syz-executor186/5815 is trying to acquire lock: ffff888030e09548 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_get_block+0x383/0x14f0 fs/hfsplus/extents.c:260 but task is already holding lock: ffff888030e0a988 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_truncate+0x30a/0xc70 fs/hfsplus/extents.c:577 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(&HFSPLUS_I(inode)->extents_lock); lock(&HFSPLUS_I(inode)->extents_lock); *** DEADLOCK *** May be due to missing lock nesting notation 6 locks held by syz-executor186/5815: #0: ffff888030e9a420 (sb_writers#9){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:547 #1: ffff888030e09df8 (&type->i_mutex_dir_key#6/1){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:912 [inline] #1: ffff888030e09df8 (&type->i_mutex_dir_key#6/1){+.+.}-{4:4}, at: do_unlinkat+0x26a/0x830 fs/namei.c:4576 #2: ffff888030e0ab78 (&sb->s_type->i_mutex_key#14){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:877 [inline] #2: ffff888030e0ab78 (&sb->s_type->i_mutex_key#14){+.+.}-{4:4}, at: vfs_unlink+0xe4/0x650 fs/namei.c:4514 #3: ffff888034be9998 (&sbi->vh_mutex){+.+.}-{4:4}, at: hfsplus_unlink+0x161/0x790 fs/hfsplus/dir.c:370 #4: ffff888030e0a988 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_truncate+0x30a/0xc70 fs/hfsplus/extents.c:577 #5: ffff888034be98f8 (&sbi->alloc_mutex){+.+.}-{4:4}, at: hfsplus_block_free+0xbb/0x4e0 fs/hfsplus/bitmap.c:182 stack backtrace: CPU: 0 UID: 0 PID: 5815 Comm: syz-executor186 Not tainted 6.14.0-rc4-syzkaller-00295-gb91872c56940 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Call Trace: __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_get_block+0x383/0x14f0 fs/hfsplus/extents.c:260 block_read_full_folio+0x3ee/0xae0 fs/buffer.c:2396 filemap_read_folio+0x148/0x3b0 mm/filemap.c:2390 do_read_cache_folio+0x373/0x5b0 mm/filemap.c:3960 do_read_cache_page mm/filemap.c:4026 [inline] read_cache_page+0x5b/0x170 mm/filemap.c:4035 read_mapping_page include/linux/pagemap.h:1017 [inline] hfsplus_block_free+0x128/0x4e0 fs/hfsplus/bitmap.c:185 hfsplus_free_extents+0x17a/0xae0 fs/hfsplus/extents.c:363 hfsplus_file_truncate+0x86c/0xc70 fs/hfsplus/extents.c:592 hfsplus_delete_inode+0x174/0x220 hfsplus_unlink+0x512/0x790 fs/hfsplus/dir.c:405 vfs_unlink+0x365/0x650 fs/namei.c:4525 do_unlinkat+0x4ae/0x830 fs/namei.c:4589 __do_sys_unlinkat fs/namei.c:4632 [inline] __se_sys_unlinkat fs/namei.c:4625 [inline] __x64_sys_unlinkat+0xcc/0xf0 fs/namei.c:4625 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: 0033:0x7f6bd7fb0a99 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:00007ffce3d32498 EFLAGS: 00000246 ORIG_RAX: 0000000000000107 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6bd7fb0a99 RDX: 0000000000000000 RSI: 0000400000000380 RDI: 00000000ffffff9c RBP: 00007f6bd80245f0 R08: 0000000000000634 R09: 000055557a44f4c0 R10: 00007ffce3d32360 R11: 0000000000000246 R12: 00007ffce3d324c0 R13: 00007ffce3d326e8 R14: 431bde82d7b634db R15: 00007f6bd7ff903b hfsplus: unable to mark blocks free: error -5 hfsplus: can't free extent