Extracting prog: 3m57.792735174s
Minimizing prog: 45.82µs
Simplifying prog options: 0s
Extracting C: 1m38.190294625s
Simplifying C: 12m53.862435954s
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$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x1800700, &(0x7f00000004c0)={[{@nodioread_nolock}, {@journal_dev={'journal_dev', 0x3d, 0xff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@min_batch_time={'min_batch_time', 0x3d, 0x5}}, {@resgid}, {@barrier}, {@nombcache}]}, 0x0, 0x47c, &(0x7f0000001040)="$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")
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x1800700, &(0x7f00000004c0)={[{@nodioread_nolock}, {@journal_dev={'journal_dev', 0x3d, 0xff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@min_batch_time={'min_batch_time', 0x3d, 0x5}}, {@resgid}, {@barrier}, {@nombcache}]}, 0x0, 0x47c, &(0x7f0000001040)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
single: successfully extracted reproducer
found reproducer with 1 syscalls
minimizing guilty program
extracting C reproducer
testing compiled C program (duration=6m0s, {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$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
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$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
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$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x1800700, &(0x7f00000004c0)={[{@nodioread_nolock}, {@journal_dev={'journal_dev', 0x3d, 0xff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@min_batch_time={'min_batch_time', 0x3d, 0x5}}, {@resgid}, {@barrier}, {@nombcache}]}, 0x0, 0x47c, &(0x7f0000001040)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x1800700, &(0x7f00000004c0)={[{@nodioread_nolock}, {@journal_dev={'journal_dev', 0x3d, 0xff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@min_batch_time={'min_batch_time', 0x3d, 0x5}}, {@resgid}, {@barrier}, {@nombcache}]}, 0x0, 0x47c, &(0x7f0000001040)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x1800700, &(0x7f00000004c0)={[{@nodioread_nolock}, {@journal_dev={'journal_dev', 0x3d, 0xff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@min_batch_time={'min_batch_time', 0x3d, 0x5}}, {@resgid}, {@barrier}, {@nombcache}]}, 0x0, 0x47c, &(0x7f0000001040)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
reproducing took 24m57.209526797s
repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 512
------------[ cut here ]------------
EA inode 11 i_nlink=2
WARNING: fs/ext4/xattr.c:1058 at ext4_xattr_inode_update_ref+0x494/0x570 fs/ext4/xattr.c:1056, CPU#1: syz.0.17/6055
Modules linked in:
CPU: 1 UID: 0 PID: 6055 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:ext4_xattr_inode_update_ref+0x4dc/0x570 fs/ext4/xattr.c:1056
Code: 74 08 4c 89 ef e8 84 b1 9f ff 4d 8b 6d 00 48 b8 00 00 00 00 00 fc ff df 41 0f b6 04 06 84 c0 75 77 41 8b 17 4c 89 e7 4c 89 ee <67> 48 0f b9 3a 4c 8b 6c 24 28 e9 bd fe ff ff e8 10 ca 4f 08 44 89
RSP: 0018:ffffc90004747100 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 1ffff1100ac570ab RCX: dffffc0000000000
RDX: 0000000000000002 RSI: 000000000000000b RDI: ffffffff8ee15570
RBP: ffffc900047471f8 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed100ac570ac R12: ffffffff8ee15570
R13: 000000000000000b R14: 1ffff1100ac57070 R15: ffff8880562b8380
FS: 0000555566db1500(0000) GS:ffff888126dec000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0c047269c0 CR3: 0000000040c16000 CR4: 00000000003526f0
Call Trace:
ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1081 [inline]
ext4_xattr_set_entry+0xabb/0x1e20 fs/ext4/xattr.c:1723
ext4_xattr_ibody_set+0x254/0x6a0 fs/ext4/xattr.c:2272
ext4_xattr_move_to_block fs/ext4/xattr.c:2675 [inline]
ext4_xattr_make_inode_space fs/ext4/xattr.c:2743 [inline]
ext4_expand_extra_isize_ea+0x13ad/0x1ea0 fs/ext4/xattr.c:2831
__ext4_expand_extra_isize+0x30d/0x400 fs/ext4/inode.c:6349
ext4_try_to_expand_extra_isize fs/ext4/inode.c:6392 [inline]
__ext4_mark_inode_dirty+0x45c/0x6e0 fs/ext4/inode.c:6470
ext4_evict_inode+0x79c/0xe60 fs/ext4/inode.c:253
evict+0x5f4/0xae0 fs/inode.c:837
ext4_orphan_cleanup+0xc20/0x1460 fs/ext4/orphan.c:472
__ext4_fill_super fs/ext4/super.c:5658 [inline]
ext4_fill_super+0x58ad/0x6170 fs/ext4/super.c:5777
get_tree_bdev_flags+0x40e/0x4d0 fs/super.c:1691
vfs_get_tree+0x92/0x2a0 fs/super.c:1751
fc_mount fs/namespace.c:1199 [inline]
do_new_mount_fc fs/namespace.c:3636 [inline]
do_new_mount+0x302/0xa10 fs/namespace.c:3712
do_mount fs/namespace.c:4035 [inline]
__do_sys_mount fs/namespace.c:4224 [inline]
__se_sys_mount+0x313/0x410 fs/namespace.c:4201
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xec/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7308440eea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 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:00007fff8bb819b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fff8bb81a40 RCX: 00007f7308440eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007fff8bb81a00
RBP: 0000200000000180 R08: 00007fff8bb81a40 R09: 0000000001800700
R10: 0000000001800700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007fff8bb81a00 R14: 000000000000047c R15: 00002000000004c0
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 4c 89 ef mov %r13,%rdi
5: e8 84 b1 9f ff call 0xff9fb18e
a: 4d 8b 6d 00 mov 0x0(%r13),%r13
e: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
15: fc ff df
18: 41 0f b6 04 06 movzbl (%r14,%rax,1),%eax
1d: 84 c0 test %al,%al
1f: 75 77 jne 0x98
21: 41 8b 17 mov (%r15),%edx
24: 4c 89 e7 mov %r12,%rdi
27: 4c 89 ee mov %r13,%rsi
* 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction
2f: 4c 8b 6c 24 28 mov 0x28(%rsp),%r13
34: e9 bd fe ff ff jmp 0xfffffef6
39: e8 10 ca 4f 08 call 0x84fca4e
3e: 44 rex.R
3f: 89 .byte 0x89
final repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 512
------------[ cut here ]------------
EA inode 11 i_nlink=2
WARNING: fs/ext4/xattr.c:1058 at ext4_xattr_inode_update_ref+0x494/0x570 fs/ext4/xattr.c:1056, CPU#1: syz.0.17/6055
Modules linked in:
CPU: 1 UID: 0 PID: 6055 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:ext4_xattr_inode_update_ref+0x4dc/0x570 fs/ext4/xattr.c:1056
Code: 74 08 4c 89 ef e8 84 b1 9f ff 4d 8b 6d 00 48 b8 00 00 00 00 00 fc ff df 41 0f b6 04 06 84 c0 75 77 41 8b 17 4c 89 e7 4c 89 ee <67> 48 0f b9 3a 4c 8b 6c 24 28 e9 bd fe ff ff e8 10 ca 4f 08 44 89
RSP: 0018:ffffc90004747100 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 1ffff1100ac570ab RCX: dffffc0000000000
RDX: 0000000000000002 RSI: 000000000000000b RDI: ffffffff8ee15570
RBP: ffffc900047471f8 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed100ac570ac R12: ffffffff8ee15570
R13: 000000000000000b R14: 1ffff1100ac57070 R15: ffff8880562b8380
FS: 0000555566db1500(0000) GS:ffff888126dec000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0c047269c0 CR3: 0000000040c16000 CR4: 00000000003526f0
Call Trace:
ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1081 [inline]
ext4_xattr_set_entry+0xabb/0x1e20 fs/ext4/xattr.c:1723
ext4_xattr_ibody_set+0x254/0x6a0 fs/ext4/xattr.c:2272
ext4_xattr_move_to_block fs/ext4/xattr.c:2675 [inline]
ext4_xattr_make_inode_space fs/ext4/xattr.c:2743 [inline]
ext4_expand_extra_isize_ea+0x13ad/0x1ea0 fs/ext4/xattr.c:2831
__ext4_expand_extra_isize+0x30d/0x400 fs/ext4/inode.c:6349
ext4_try_to_expand_extra_isize fs/ext4/inode.c:6392 [inline]
__ext4_mark_inode_dirty+0x45c/0x6e0 fs/ext4/inode.c:6470
ext4_evict_inode+0x79c/0xe60 fs/ext4/inode.c:253
evict+0x5f4/0xae0 fs/inode.c:837
ext4_orphan_cleanup+0xc20/0x1460 fs/ext4/orphan.c:472
__ext4_fill_super fs/ext4/super.c:5658 [inline]
ext4_fill_super+0x58ad/0x6170 fs/ext4/super.c:5777
get_tree_bdev_flags+0x40e/0x4d0 fs/super.c:1691
vfs_get_tree+0x92/0x2a0 fs/super.c:1751
fc_mount fs/namespace.c:1199 [inline]
do_new_mount_fc fs/namespace.c:3636 [inline]
do_new_mount+0x302/0xa10 fs/namespace.c:3712
do_mount fs/namespace.c:4035 [inline]
__do_sys_mount fs/namespace.c:4224 [inline]
__se_sys_mount+0x313/0x410 fs/namespace.c:4201
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xec/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7308440eea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 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:00007fff8bb819b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fff8bb81a40 RCX: 00007f7308440eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007fff8bb81a00
RBP: 0000200000000180 R08: 00007fff8bb81a40 R09: 0000000001800700
R10: 0000000001800700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007fff8bb81a00 R14: 000000000000047c R15: 00002000000004c0
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 4c 89 ef mov %r13,%rdi
5: e8 84 b1 9f ff call 0xff9fb18e
a: 4d 8b 6d 00 mov 0x0(%r13),%r13
e: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
15: fc ff df
18: 41 0f b6 04 06 movzbl (%r14,%rax,1),%eax
1d: 84 c0 test %al,%al
1f: 75 77 jne 0x98
21: 41 8b 17 mov (%r15),%edx
24: 4c 89 e7 mov %r12,%rdi
27: 4c 89 ee mov %r13,%rsi
* 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction
2f: 4c 8b 6c 24 28 mov 0x28(%rsp),%r13
34: e9 bd fe ff ff jmp 0xfffffef6
39: e8 10 ca 4f 08 call 0x84fca4e
3e: 44 rex.R
3f: 89 .byte 0x89