Extracting prog: 3m41.36822806s
Minimizing prog: 6m59.790863366s
Simplifying prog options: 0s
Extracting C: 35.847956096s
Simplifying C: 11m22.553339272s


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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000180), &(0x7f0000000080)='./file1\x00', 0x84, &(0x7f0000000000)=ANY=[], 0x8b, 0x2d5, &(0x7f0000025dc0)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000180), &(0x7f0000000080)='./file1\x00', 0x84, &(0x7f0000000000)=ANY=[], 0x8b, 0x2d5, &(0x7f0000025dc0)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)

program crashed: kernel BUG in hfs_write_inode
single: successfully extracted reproducer
found reproducer with 2 syscalls
minimizing guilty program
testing program (duration=1m40s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000180), &(0x7f0000000080)='./file1\x00', 0x84, &(0x7f0000000000)=ANY=[], 0x8b, 0x2d5, &(0x7f0000025dc0)="$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")

program did not crash
testing program (duration=1m40s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat
detailed listing:
executing program 0:
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)

program did not crash
testing program (duration=1m40s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000180), &(0x7f0000000080)='./file1\x00', 0x84, &(0x7f0000000000)=ANY=[], 0x8b, 0x2d5, &(0x7f0000025dc0)="$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")
openat(0xffffffffffffff9c, 0x0, 0x103042, 0x2)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
simplifying C reproducer
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=1m40s, {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$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=1m40s, {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$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=1m40s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
program crashed: kernel BUG in hfs_write_inode
testing program (duration=1m40s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000180), &(0x7f0000000080)='./file1\x00', 0x84, &(0x7f0000000000)=ANY=[], 0x8b, 0x2d5, &(0x7f0000025dc0)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)

program crashed: kernel BUG in hfs_write_inode
validation run: crashed=true
testing program (duration=1m40s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000180), &(0x7f0000000080)='./file1\x00', 0x84, &(0x7f0000000000)=ANY=[], 0x8b, 0x2d5, &(0x7f0000025dc0)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)

program crashed: kernel BUG in hfs_write_inode
validation run: crashed=true
testing program (duration=1m40s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000180), &(0x7f0000000080)='./file1\x00', 0x84, &(0x7f0000000000)=ANY=[], 0x8b, 0x2d5, &(0x7f0000025dc0)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x103042, 0x2)

program crashed: kernel BUG in hfs_write_inode
validation run: crashed=true
reproducing took 27m12.583040029s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/hfs/inode.c:474!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 44 Comm: kworker/u8:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:hfs_write_inode+0x934/0x960 fs/hfs/inode.c:474
Code: 40 31 ff e8 de aa 1e ff 81 e3 00 00 00 40 75 1c e8 21 a6 1e ff 48 bb f8 f8 f8 f8 f8 f8 f8 f8 e9 dc f7 ff ff e8 0d a6 1e ff 90 <0f> 0b e8 05 a6 1e ff e8 d0 fc 8c fe eb dd 44 89 f1 80 e1 07 80 c1
RSP: 0018:ffffc90000b671c0 EFLAGS: 00010293
RAX: ffffffff82a5aa03 RBX: ffff88803501c308 RCX: ffff88801f6f9e80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000b67348 R08: ffff88801f6f9e80 R09: 0000000000000003
R10: 0000000000000100 R11: 0000000000000004 R12: dffffc0000000000
R13: 1ffff9200016ce3c R14: 0000000000000000 R15: ffff88803501c2c8
FS:  0000000000000000(0000) GS:ffff88812643d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555567f02a28 CR3: 00000000316b2000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 write_inode fs/fs-writeback.c:1582 [inline]
 __writeback_single_inode+0x75d/0x11a0 fs/fs-writeback.c:1813
 writeback_sb_inodes+0x995/0x19d0 fs/fs-writeback.c:2042
 wb_writeback+0x456/0xb70 fs/fs-writeback.c:2227
 wb_do_writeback fs/fs-writeback.c:2374 [inline]
 wb_workfn+0x41a/0xf60 fs/fs-writeback.c:2414
 process_one_work kernel/workqueue.c:3275 [inline]
 process_scheduled_works+0xb02/0x1830 kernel/workqueue.c:3358
 worker_thread+0xa50/0xfc0 kernel/workqueue.c:3439
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
 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+0x934/0x960 fs/hfs/inode.c:474
Code: 40 31 ff e8 de aa 1e ff 81 e3 00 00 00 40 75 1c e8 21 a6 1e ff 48 bb f8 f8 f8 f8 f8 f8 f8 f8 e9 dc f7 ff ff e8 0d a6 1e ff 90 <0f> 0b e8 05 a6 1e ff e8 d0 fc 8c fe eb dd 44 89 f1 80 e1 07 80 c1
RSP: 0018:ffffc90000b671c0 EFLAGS: 00010293
RAX: ffffffff82a5aa03 RBX: ffff88803501c308 RCX: ffff88801f6f9e80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000b67348 R08: ffff88801f6f9e80 R09: 0000000000000003
R10: 0000000000000100 R11: 0000000000000004 R12: dffffc0000000000
R13: 1ffff9200016ce3c R14: 0000000000000000 R15: ffff88803501c2c8
FS:  0000000000000000(0000) GS:ffff88812643d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555567f02a28 CR3: 00000000316b2000 CR4: 00000000003526f0

final repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/hfs/inode.c:474!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 44 Comm: kworker/u8:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:hfs_write_inode+0x934/0x960 fs/hfs/inode.c:474
Code: 40 31 ff e8 de aa 1e ff 81 e3 00 00 00 40 75 1c e8 21 a6 1e ff 48 bb f8 f8 f8 f8 f8 f8 f8 f8 e9 dc f7 ff ff e8 0d a6 1e ff 90 <0f> 0b e8 05 a6 1e ff e8 d0 fc 8c fe eb dd 44 89 f1 80 e1 07 80 c1
RSP: 0018:ffffc90000b671c0 EFLAGS: 00010293
RAX: ffffffff82a5aa03 RBX: ffff88803501c308 RCX: ffff88801f6f9e80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000b67348 R08: ffff88801f6f9e80 R09: 0000000000000003
R10: 0000000000000100 R11: 0000000000000004 R12: dffffc0000000000
R13: 1ffff9200016ce3c R14: 0000000000000000 R15: ffff88803501c2c8
FS:  0000000000000000(0000) GS:ffff88812643d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555567f02a28 CR3: 00000000316b2000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 write_inode fs/fs-writeback.c:1582 [inline]
 __writeback_single_inode+0x75d/0x11a0 fs/fs-writeback.c:1813
 writeback_sb_inodes+0x995/0x19d0 fs/fs-writeback.c:2042
 wb_writeback+0x456/0xb70 fs/fs-writeback.c:2227
 wb_do_writeback fs/fs-writeback.c:2374 [inline]
 wb_workfn+0x41a/0xf60 fs/fs-writeback.c:2414
 process_one_work kernel/workqueue.c:3275 [inline]
 process_scheduled_works+0xb02/0x1830 kernel/workqueue.c:3358
 worker_thread+0xa50/0xfc0 kernel/workqueue.c:3439
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
 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+0x934/0x960 fs/hfs/inode.c:474
Code: 40 31 ff e8 de aa 1e ff 81 e3 00 00 00 40 75 1c e8 21 a6 1e ff 48 bb f8 f8 f8 f8 f8 f8 f8 f8 e9 dc f7 ff ff e8 0d a6 1e ff 90 <0f> 0b e8 05 a6 1e ff e8 d0 fc 8c fe eb dd 44 89 f1 80 e1 07 80 c1
RSP: 0018:ffffc90000b671c0 EFLAGS: 00010293
RAX: ffffffff82a5aa03 RBX: ffff88803501c308 RCX: ffff88801f6f9e80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000b67348 R08: ffff88801f6f9e80 R09: 0000000000000003
R10: 0000000000000100 R11: 0000000000000004 R12: dffffc0000000000
R13: 1ffff9200016ce3c R14: 0000000000000000 R15: ffff88803501c2c8
FS:  0000000000000000(0000) GS:ffff88812643d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555567f02a28 CR3: 00000000316b2000 CR4: 00000000003526f0