Extracting prog: 3m29.127626261s
Minimizing prog: 13m10.98234635s
Simplifying prog options: 0s
Extracting C: 35.606970352s
Simplifying C: 13m40.006032535s
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000140), &(0x7f0000000400)='./file0\x00', 0x3000c04, &(0x7f00000004c0)=ANY=[@ANYRES64=0x0, @ANYRES16=0x0, @ANYRESHEX, @ANYRES16=0x0, @ANYRES16, @ANYRES8, @ANYRES32, @ANYRES8], 0x1, 0x65f, &(0x7f0000002280)="$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")
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000140), &(0x7f0000000400)='./file0\x00', 0x3000c04, &(0x7f00000004c0)=ANY=[@ANYRES64=0x0, @ANYRES16=0x0, @ANYRESHEX, @ANYRES16=0x0, @ANYRES16, @ANYRES8, @ANYRES32, @ANYRES8], 0x1, 0x65f, &(0x7f0000002280)="$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")
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: possible deadlock in hfsplus_get_block
single: successfully extracted reproducer
found reproducer with 2 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000140), &(0x7f0000000400)='./file0\x00', 0x3000c04, &(0x7f00000004c0)=ANY=[@ANYRES64=0x0, @ANYRES16=0x0, @ANYRESHEX, @ANYRES16=0x0, @ANYRES16, @ANYRES8, @ANYRES32, @ANYRES8], 0x1, 0x65f, &(0x7f0000002280)="$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")
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_clone
detailed listing:
executing program 0:
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
program crashed: possible deadlock in hfsplus_get_block
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
program crashed: possible deadlock in hfsplus_get_block
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
program crashed: possible deadlock in hfsplus_get_block
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
program crashed: possible deadlock in hfsplus_get_block
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
program crashed: possible deadlock in hfsplus_get_block
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
program crashed: possible deadlock in hfsplus_get_block
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:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
program crashed: possible deadlock in hfsplus_get_block
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000140), &(0x7f0000000400)='./file0\x00', 0x3000c04, &(0x7f00000004c0)=ANY=[@ANYRES64=0x0, @ANYRES16=0x0, @ANYRESHEX, @ANYRES16=0x0, @ANYRES16, @ANYRES8, @ANYRES32, @ANYRES8], 0x1, 0x65f, &(0x7f0000002280)="$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")
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: possible deadlock in hfsplus_get_block
validation run: crashed=true
testing 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:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000140), &(0x7f0000000400)='./file0\x00', 0x3000c04, &(0x7f00000004c0)=ANY=[@ANYRES64=0x0, @ANYRES16=0x0, @ANYRESHEX, @ANYRES16=0x0, @ANYRES16, @ANYRES8, @ANYRES32, @ANYRES8], 0x1, 0x65f, &(0x7f0000002280)="$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")
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: possible deadlock in hfsplus_get_block
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-syz_clone
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000140), &(0x7f0000000400)='./file0\x00', 0x3000c04, &(0x7f00000004c0)=ANY=[@ANYRES64=0x0, @ANYRES16=0x0, @ANYRESHEX, @ANYRES16=0x0, @ANYRES16, @ANYRES8, @ANYRES32, @ANYRES8], 0x1, 0x65f, &(0x7f0000002280)="$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")
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
program crashed: possible deadlock in hfsplus_get_block
validation run: crashed=true
reproducing took 34m14.726808912s
repro crashed as (corrupted=false):
============================================
WARNING: possible recursive locking detected
syzkaller #0 Not tainted
--------------------------------------------
syz-executor/5946 is trying to acquire lock:
ffff88802f7a07c8 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_get_block+0x398/0x15d0 fs/hfsplus/extents.c:260
but task is already holding lock:
ffff88802ea322c8 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_truncate+0x2a4/0xc70 fs/hfsplus/extents.c:573
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-executor/5946:
#0: ffff88802f178420 (sb_writers#12){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 fs/namespace.c:508
#1: ffff88802ea31df8 (&type->i_mutex_dir_key#8/1){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1024 [inline]
#1: ffff88802ea31df8 (&type->i_mutex_dir_key#8/1){+.+.}-{4:4}, at: do_unlinkat+0x1c7/0x560 fs/namei.c:4724
#2: ffff88802ea324b8 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:979 [inline]
#2: ffff88802ea324b8 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: vfs_unlink+0xf2/0x650 fs/namei.c:4662
#3: ffff88807cf42998 (&sbi->vh_mutex){+.+.}-{4:4}, at: hfsplus_unlink+0x160/0x730 fs/hfsplus/dir.c:370
#4: ffff88802ea322c8 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_truncate+0x2a4/0xc70 fs/hfsplus/extents.c:573
#5: ffff88807cf428f8 (&sbi->alloc_mutex){+.+.}-{4:4}, at: hfsplus_block_free+0xc7/0x5f0 fs/hfsplus/bitmap.c:182
stack backtrace:
CPU: 1 UID: 0 PID: 5946 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
Call Trace:
dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
print_deadlock_bug+0x28b/0x2a0 kernel/locking/lockdep.c:3041
check_deadlock kernel/locking/lockdep.c:3093 [inline]
validate_chain+0x1a3f/0x2140 kernel/locking/lockdep.c:3895
__lock_acquire+0xab9/0xd20 kernel/locking/lockdep.c:5237
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5868
__mutex_lock_common kernel/locking/mutex.c:598 [inline]
__mutex_lock+0x187/0x1350 kernel/locking/mutex.c:760
hfsplus_get_block+0x398/0x15d0 fs/hfsplus/extents.c:260
block_read_full_folio+0x29f/0x830 fs/buffer.c:2420
filemap_read_folio+0x117/0x380 mm/filemap.c:2444
do_read_cache_folio+0x350/0x590 mm/filemap.c:4024
do_read_cache_page mm/filemap.c:4090 [inline]
read_cache_page+0x5d/0x170 mm/filemap.c:4099
read_mapping_page include/linux/pagemap.h:993 [inline]
hfsplus_block_free+0x134/0x5f0 fs/hfsplus/bitmap.c:185
hfsplus_free_extents+0x121/0xa50 fs/hfsplus/extents.c:360
hfsplus_file_truncate+0x754/0xc70 fs/hfsplus/extents.c:588
hfsplus_delete_inode+0x180/0x230 fs/hfsplus/inode.c:-1
hfsplus_unlink+0x4e3/0x730 fs/hfsplus/dir.c:405
vfs_unlink+0x394/0x650 fs/namei.c:4673
do_unlinkat+0x345/0x560 fs/namei.c:4737
__do_sys_unlink fs/namei.c:4783 [inline]
__se_sys_unlink fs/namei.c:4781 [inline]
__x64_sys_unlink+0x47/0x50 fs/namei.c:4781
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f606a18e477
Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc7c0b3f98 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f606a18e477
RDX: 00007ffc7c0b3fc0 RSI: 00007ffc7c0b4050 RDI: 00007ffc7c0b4050
RBP: 00007ffc7c0b4050 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffc7c0b5140
R13: 00007f606a211d7d R14: 000000000001a87c R15: 00007ffc7c0b7300
hfsplus: unable to mark blocks free: error -5
hfsplus: can't free extent: start 131, count 2
hfsplus: unable to mark blocks free: error -5
hfsplus: can't free extent: start 133, count 1
hfsplus: unable to mark blocks free: error -5
hfsplus: can't free extent: start 134, count 1
hfsplus: unable to mark blocks free: error -5
hfsplus: can't free extent: start 131, count 2
hfsplus: unable to mark blocks free: error -5
hfsplus: can't free extent: start 133, count 1
hfsplus: unable to mark blocks free: error -5
hfsplus: can't free extent: start 134, count 1
final repro crashed as (corrupted=false):
============================================
WARNING: possible recursive locking detected
syzkaller #0 Not tainted
--------------------------------------------
syz-executor/5946 is trying to acquire lock:
ffff88802f7a07c8 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_get_block+0x398/0x15d0 fs/hfsplus/extents.c:260
but task is already holding lock:
ffff88802ea322c8 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_truncate+0x2a4/0xc70 fs/hfsplus/extents.c:573
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-executor/5946:
#0: ffff88802f178420 (sb_writers#12){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 fs/namespace.c:508
#1: ffff88802ea31df8 (&type->i_mutex_dir_key#8/1){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1024 [inline]
#1: ffff88802ea31df8 (&type->i_mutex_dir_key#8/1){+.+.}-{4:4}, at: do_unlinkat+0x1c7/0x560 fs/namei.c:4724
#2: ffff88802ea324b8 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:979 [inline]
#2: ffff88802ea324b8 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: vfs_unlink+0xf2/0x650 fs/namei.c:4662
#3: ffff88807cf42998 (&sbi->vh_mutex){+.+.}-{4:4}, at: hfsplus_unlink+0x160/0x730 fs/hfsplus/dir.c:370
#4: ffff88802ea322c8 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_truncate+0x2a4/0xc70 fs/hfsplus/extents.c:573
#5: ffff88807cf428f8 (&sbi->alloc_mutex){+.+.}-{4:4}, at: hfsplus_block_free+0xc7/0x5f0 fs/hfsplus/bitmap.c:182
stack backtrace:
CPU: 1 UID: 0 PID: 5946 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
Call Trace:
dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
print_deadlock_bug+0x28b/0x2a0 kernel/locking/lockdep.c:3041
check_deadlock kernel/locking/lockdep.c:3093 [inline]
validate_chain+0x1a3f/0x2140 kernel/locking/lockdep.c:3895
__lock_acquire+0xab9/0xd20 kernel/locking/lockdep.c:5237
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5868
__mutex_lock_common kernel/locking/mutex.c:598 [inline]
__mutex_lock+0x187/0x1350 kernel/locking/mutex.c:760
hfsplus_get_block+0x398/0x15d0 fs/hfsplus/extents.c:260
block_read_full_folio+0x29f/0x830 fs/buffer.c:2420
filemap_read_folio+0x117/0x380 mm/filemap.c:2444
do_read_cache_folio+0x350/0x590 mm/filemap.c:4024
do_read_cache_page mm/filemap.c:4090 [inline]
read_cache_page+0x5d/0x170 mm/filemap.c:4099
read_mapping_page include/linux/pagemap.h:993 [inline]
hfsplus_block_free+0x134/0x5f0 fs/hfsplus/bitmap.c:185
hfsplus_free_extents+0x121/0xa50 fs/hfsplus/extents.c:360
hfsplus_file_truncate+0x754/0xc70 fs/hfsplus/extents.c:588
hfsplus_delete_inode+0x180/0x230 fs/hfsplus/inode.c:-1
hfsplus_unlink+0x4e3/0x730 fs/hfsplus/dir.c:405
vfs_unlink+0x394/0x650 fs/namei.c:4673
do_unlinkat+0x345/0x560 fs/namei.c:4737
__do_sys_unlink fs/namei.c:4783 [inline]
__se_sys_unlink fs/namei.c:4781 [inline]
__x64_sys_unlink+0x47/0x50 fs/namei.c:4781
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f606a18e477
Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc7c0b3f98 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f606a18e477
RDX: 00007ffc7c0b3fc0 RSI: 00007ffc7c0b4050 RDI: 00007ffc7c0b4050
RBP: 00007ffc7c0b4050 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffc7c0b5140
R13: 00007f606a211d7d R14: 000000000001a87c R15: 00007ffc7c0b7300
hfsplus: unable to mark blocks free: error -5
hfsplus: can't free extent: start 131, count 2
hfsplus: unable to mark blocks free: error -5
hfsplus: can't free extent: start 133, count 1
hfsplus: unable to mark blocks free: error -5
hfsplus: can't free extent: start 134, count 1
hfsplus: unable to mark blocks free: error -5
hfsplus: can't free extent: start 131, count 2
hfsplus: unable to mark blocks free: error -5
hfsplus: can't free extent: start 133, count 1
hfsplus: unable to mark blocks free: error -5
hfsplus: can't free extent: start 134, count 1