Extracting prog: 3m41.846842559s
Minimizing prog: 63.48µs
Simplifying prog options: 0s
Extracting C: 2m17.204609481s
Simplifying C: 11m17.18612847s
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', 0xa007ca, &(0x7f0000000680)={[{@nodioread_nolock}, {@journal_dev={'journal_dev', 0x3d, 0xff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x8d55}}]}, 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$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0xa007ca, &(0x7f0000000680)={[{@nodioread_nolock}, {@journal_dev={'journal_dev', 0x3d, 0xff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x8d55}}]}, 0x0, 0x47c, &(0x7f0000001040)="$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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', 0xa007ca, &(0x7f0000000680)={[{@nodioread_nolock}, {@journal_dev={'journal_dev', 0x3d, 0xff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x8d55}}]}, 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$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0xa007ca, &(0x7f0000000680)={[{@nodioread_nolock}, {@journal_dev={'journal_dev', 0x3d, 0xff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x8d55}}]}, 0x0, 0x47c, &(0x7f0000001040)="$eJzs289rHFUcAPDvTH60tT8Sa/3RWjVahKCYNGnVHrwoCiIVBT3UY0y2JXTbSBPF1mJTEU+CFPQsHkX/Am8iiHoSvHryJIWivbTVS2RmZ9LNJps0zcZNs58PTPLezNt577vz6+17uwF0rIHsTxKxIyJ+j4i+WnZhgYHav+tXz4/fuHp+PIm5uTf+SvJy166eHy+Llq/bXmQG04j046SoZKHps+dOjlWrlTNFfnjm1DvD02fPPfXeqbETlROV06NHjhw+NPLsM6NPtyTOLK5r+z6c2r/35bcuvTp+7NLbP3+btXdHsb0+jlYZyAL/ey5Xtzp/mx5vdWVttrMunXS3sSGsSldEZIerJ7/++6Irbh68vnjpo7Y2DlhX2bNpS/PNs3PAJpZEu1sAtEf5oM8+/5bL/9T12BCuPF/7AJTFfb1Yalu6Iy3K9DR8vm2lgYg4NvvPl9kS6zQOAQBQ79PxL472RsQHN755Jet79M1vSeO+/P8f+d9dxRxKf0TcHRG7I+KeiNgTEfdG5GXvj4gH1tiexf2f9PIad7msrP/3XDG3tbD/V/b+or+ryO3M4+9Jjk9WKweL92QwerZk+ZFl6vj+xd8+a7atvv+XLVn9ZV+waMfl7oYBuomxmbG8U9oCVy5G7OteKv5kfiYgiYi9EbFvdbveVSYmn/h6f7NCK8e/jBbMM819lYU3m8U/Gw3xl5L6+cnJRfOTw1ujWjk4XJ4Vi/3y6yevN6t/IOZuP/4WuFKJf2Ph+d9YpD+pn6+dXmUFvctvvs3zP+1N3sznmcvdvz82M3NmJKI3Obqg2nz96M3XlvmyfHb+Dx5Y+vrfXbwmi//BiMhO4oci4uGIeKRo+6MR8VhEHFgmxp9eWDn+SNt0/C9GTCx5/5s//xuO/+oTXSd//K5Z/bd2/A/nqcFiTX7/W8FSzcluF40NXMt7BwAAAHeKNP8OfJIOzafTdGio9h3+PXFXWp2annny+NS7pydq35Xvj560HOnqK8ZDq5PVykgyW+yxNj46WowVl+Olh4px48+7tuX5ofGp6kSbY4dOt73J9Z/5s6vdrQPW2bYl146uMHEDbA6N8+jpwuyF11aaxQXuWH6vDZ2r+fW/NRZ3B4DNxPMfOtdS1/+Fhry5ANicPP+hc7n+oUOlP7S7BUAbef5DR1rL7/rXMbF1YzSjPYmNelDyRESZSDdEeyRWm9h2a4XbfWcCAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABojf8CAAD//6hr6Cc=")
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', 0xa007ca, &(0x7f0000000680)={[{@nodioread_nolock}, {@journal_dev={'journal_dev', 0x3d, 0xff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x8d55}}]}, 0x0, 0x47c, &(0x7f0000001040)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
reproducing took 22m54.920760385s
repro crashed as (corrupted=false):
WARNING: The mand mount option has been deprecated and
and is ignored by this kernel. Remove the mand
option from the mount to silence this warning.
=======================================================
------------[ 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#0: syz.0.17/6002
Modules linked in:
CPU: 0 UID: 0 PID: 6002 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 e4 a2 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 d0 6e 50 08 44 89
RSP: 0018:ffffc90003eb7100 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 1ffff1100910a228 RCX: dffffc0000000000
RDX: 0000000000000002 RSI: 000000000000000b RDI: ffffffff8ee144c0
RBP: ffffc90003eb71f8 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed100910a229 R12: ffffffff8ee144c0
R13: 000000000000000b R14: 1ffff1100910a1ed R15: ffff888048850f68
FS: 000055556d145500(0000) GS:ffff888126d01000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005580306e0040 CR3: 0000000042d1c000 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+0xfa/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f92dd9a0eea
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:00007ffe1b6ca9c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe1b6caa50 RCX: 00007f92dd9a0eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffe1b6caa10
RBP: 0000200000000180 R08: 00007ffe1b6caa50 R09: 0000000000a007ca
R10: 0000000000a007ca R11: 0000000000000246 R12: 00002000000001c0
R13: 00007ffe1b6caa10 R14: 000000000000047c R15: 0000200000000680
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 4c 89 ef mov %r13,%rdi
5: e8 e4 a2 9f ff call 0xff9fa2ee
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 d0 6e 50 08 call 0x8506f0e
3e: 44 rex.R
3f: 89 .byte 0x89
final repro crashed as (corrupted=false):
WARNING: The mand mount option has been deprecated and
and is ignored by this kernel. Remove the mand
option from the mount to silence this warning.
=======================================================
------------[ 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#0: syz.0.17/6002
Modules linked in:
CPU: 0 UID: 0 PID: 6002 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 e4 a2 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 d0 6e 50 08 44 89
RSP: 0018:ffffc90003eb7100 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 1ffff1100910a228 RCX: dffffc0000000000
RDX: 0000000000000002 RSI: 000000000000000b RDI: ffffffff8ee144c0
RBP: ffffc90003eb71f8 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed100910a229 R12: ffffffff8ee144c0
R13: 000000000000000b R14: 1ffff1100910a1ed R15: ffff888048850f68
FS: 000055556d145500(0000) GS:ffff888126d01000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005580306e0040 CR3: 0000000042d1c000 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+0xfa/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f92dd9a0eea
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:00007ffe1b6ca9c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffe1b6caa50 RCX: 00007f92dd9a0eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffe1b6caa10
RBP: 0000200000000180 R08: 00007ffe1b6caa50 R09: 0000000000a007ca
R10: 0000000000a007ca R11: 0000000000000246 R12: 00002000000001c0
R13: 00007ffe1b6caa10 R14: 000000000000047c R15: 0000200000000680
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 4c 89 ef mov %r13,%rdi
5: e8 e4 a2 9f ff call 0xff9fa2ee
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 d0 6e 50 08 call 0x8506f0e
3e: 44 rex.R
3f: 89 .byte 0x89