Extracting prog: 2m30.800802398s
Minimizing prog: 6m45.1250587s
Simplifying prog options: 0s
Extracting C: 1m25.036828657s
Simplifying C: 20m26.598436448s


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$hfs-openat-pwritev2
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000140), &(0x7f0000000080)='./file1\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x89, 0x2c7, &(0x7f00000006c0)="$eJzs3T9v00AYx/Hf2WmS0lIMLUJCDKhQwYTasiCWSqjiNbCAgCZIFVErSpGAhYiBCfEC2Fl4AbwIJgRihomJF9DN6OxLc27spEnVuBHfj5TGse/Pc45j3xMptQD8t+6s//p08499GClUKOm2FNhNl1WRdF4X6i+2djd3W81Gv4ZCqa7kYaSkpukps7HVzKtq6yU1nMi+qmjWX4fjEcdx/LvsIFCmunsO8zYGUs19OkO/8CSZOvC6HUrtkmI5Kcye9vRSc2XHAQAol0mv74G7zs+6+XsQSEvusu9f/3+eLjneo7mmvbJDKJl3/U+yrNjY9/dMsqmb7yUpnN0edLLEYfuxk8eq0iMrM8E02ayyN1lMYgmmn2y2mjc2tluNQG+15njFFiStqeFyVicTbW/Tiznrsqoqai3rXf9mZpIxTNkxrBbEP5/X6ah7+zDMV/PNPDCRPqqxP/+rxMYfs3un7k51418uam772X37HKWlCkZ5NunkYnbH9h1lWJSRyO2pOFT2C4IoG2c1t1ZVB2qlo1sp6sm1M59ba3VArQVb67NXq3s0F9c8buaDuWcW9VdftO7N/wO7t5fU+8nMbyQp6Y6Mznhyc8NKUjLyV7Uv5bYZjDYeDKG7j9/rsW5p7vmr108ftVrNnXEv2BjG3ikL6ULnIEjX2IPihAQ21II9x/prFDV3KuPpvaqjtlPXoDI1v3B2pAcXOh/rQ/TeOUkPjHDMZyaUovumF5d5M86AMG725GHS/M/LV5aTFMn+ifrM0+NB0zavxZWc3KC2X/DUfkvdaWRxBjQT5mVwbQ2Rc125Ll31Vg7IuSKdk6b7jnWSmHV910O+/wcAAAAAAAAAAAAAAAAAAJg0I/x04cewP3jwuuM/+gAAAAAAAAAAAAAAAAAAAAAAMILi+//WdYz3/838DuDQ9/+tHWGgAHr8CwAA//8uGHIa")
r0 = openat(0xffffffffffffff9c, &(0x7f00000005c0)='./file1\x00', 0x42, 0x9b)
pwritev2(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)="df", 0xf4240}], 0x1, 0x800001, 0x0, 0x0)

program crashed: kernel BUG in hfs_write_inode
program crashed: kernel BUG in hfs_write_inode
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=53.450431903s, {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$hfs-openat
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000140), &(0x7f0000000080)='./file1\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x89, 0x2c7, &(0x7f00000006c0)="$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")
openat(0xffffffffffffff9c, &(0x7f00000005c0)='./file1\x00', 0x42, 0x9b)

program crashed: kernel BUG in hfs_write_inode
testing program (duration=53.450431903s, {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$hfs
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000140), &(0x7f0000000080)='./file1\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x89, 0x2c7, &(0x7f00000006c0)="$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")

program did not crash
testing program (duration=53.450431903s, {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}}): openat
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, &(0x7f00000005c0)='./file1\x00', 0x42, 0x9b)

program did not crash
testing program (duration=53.450431903s, {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$hfs-openat
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000140), &(0x7f0000000080)='./file1\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x89, 0x2c7, &(0x7f00000006c0)="$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")
openat(0xffffffffffffff9c, 0x0, 0x42, 0x9b)

program did not crash
extracting C reproducer
testing compiled C program (duration=53.450431903s, {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$hfs-openat
program crashed: kernel BUG in hfs_write_inode
simplifying C reproducer
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false 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$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program did not crash
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false 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$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false 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$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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: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$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=53.450431903s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
reproducing took 31m7.561147553s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/hfs/inode.c:444!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted 6.15.0-rc4-syzkaller-00051-g7a13c14ee59d #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:hfs_write_inode+0x7c8/0x7d0 fs/hfs/inode.c:444
Code: c1 c0 65 81 99 80 e1 07 80 c1 03 38 c1 0f 8c 7d fe ff ff 48 c7 c7 c0 65 81 99 e8 13 ed 89 ff e9 6c fe ff ff e8 d9 1d 2a ff 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90000117220 EFLAGS: 00010293
RAX: ffffffff8295a187 RBX: ffff88807bea1518 RCX: ffff88801b685a00
RDX: 0000000000000000 RSI: ffffffff8e15ff40 RDI: 0000000000000000
RBP: ffffc900001173b0 R08: ffff88801b685a00 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff92000022e48 R14: ffff88807bea14d8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff888126100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4960264130 CR3: 000000000dd36000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 write_inode fs/fs-writeback.c:1525 [inline]
 __writeback_single_inode+0x6ee/0xff0 fs/fs-writeback.c:1745
 writeback_sb_inodes+0x6b5/0x1000 fs/fs-writeback.c:1976
 wb_writeback+0x43b/0xaf0 fs/fs-writeback.c:2156
 wb_do_writeback fs/fs-writeback.c:2303 [inline]
 wb_workfn+0x409/0xef0 fs/fs-writeback.c:2343
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0xadb/0x17a0 kernel/workqueue.c:3319
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400
 kthread+0x70e/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:hfs_write_inode+0x7c8/0x7d0 fs/hfs/inode.c:444
Code: c1 c0 65 81 99 80 e1 07 80 c1 03 38 c1 0f 8c 7d fe ff ff 48 c7 c7 c0 65 81 99 e8 13 ed 89 ff e9 6c fe ff ff e8 d9 1d 2a ff 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90000117220 EFLAGS: 00010293
RAX: ffffffff8295a187 RBX: ffff88807bea1518 RCX: ffff88801b685a00
RDX: 0000000000000000 RSI: ffffffff8e15ff40 RDI: 0000000000000000
RBP: ffffc900001173b0 R08: ffff88801b685a00 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff92000022e48 R14: ffff88807bea14d8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff888126100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4960264130 CR3: 000000000dd36000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/hfs/inode.c:444!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted 6.15.0-rc4-syzkaller-00051-g7a13c14ee59d #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:hfs_write_inode+0x7c8/0x7d0 fs/hfs/inode.c:444
Code: c1 c0 65 81 99 80 e1 07 80 c1 03 38 c1 0f 8c 7d fe ff ff 48 c7 c7 c0 65 81 99 e8 13 ed 89 ff e9 6c fe ff ff e8 d9 1d 2a ff 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90000117220 EFLAGS: 00010293
RAX: ffffffff8295a187 RBX: ffff88807bea1518 RCX: ffff88801b685a00
RDX: 0000000000000000 RSI: ffffffff8e15ff40 RDI: 0000000000000000
RBP: ffffc900001173b0 R08: ffff88801b685a00 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff92000022e48 R14: ffff88807bea14d8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff888126100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4960264130 CR3: 000000000dd36000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 write_inode fs/fs-writeback.c:1525 [inline]
 __writeback_single_inode+0x6ee/0xff0 fs/fs-writeback.c:1745
 writeback_sb_inodes+0x6b5/0x1000 fs/fs-writeback.c:1976
 wb_writeback+0x43b/0xaf0 fs/fs-writeback.c:2156
 wb_do_writeback fs/fs-writeback.c:2303 [inline]
 wb_workfn+0x409/0xef0 fs/fs-writeback.c:2343
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0xadb/0x17a0 kernel/workqueue.c:3319
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400
 kthread+0x70e/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:hfs_write_inode+0x7c8/0x7d0 fs/hfs/inode.c:444
Code: c1 c0 65 81 99 80 e1 07 80 c1 03 38 c1 0f 8c 7d fe ff ff 48 c7 c7 c0 65 81 99 e8 13 ed 89 ff e9 6c fe ff ff e8 d9 1d 2a ff 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90000117220 EFLAGS: 00010293
RAX: ffffffff8295a187 RBX: ffff88807bea1518 RCX: ffff88801b685a00
RDX: 0000000000000000 RSI: ffffffff8e15ff40 RDI: 0000000000000000
RBP: ffffc900001173b0 R08: ffff88801b685a00 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff92000022e48 R14: ffff88807bea14d8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff888126100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4960264130 CR3: 000000000dd36000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400