Extracting prog: 3m13.535728383s
Minimizing prog: 90.57µs
Simplifying prog options: 0s
Extracting C: 2m3.956166638s
Simplifying C: 11m50.952869036s
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', &(0x7f0000000000)='./file1\x00', 0x0, &(0x7f0000000b40)={[{@data_err_ignore}, {@dioread_nolock}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@prjquota}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@min_batch_time={'min_batch_time', 0x3d, 0x3}}]}, 0x1, 0x47a, &(0x7f00000006c0)="$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")
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x0, &(0x7f0000000b40)={[{@data_err_ignore}, {@dioread_nolock}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@prjquota}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@min_batch_time={'min_batch_time', 0x3d, 0x3}}]}, 0x1, 0x47a, &(0x7f00000006c0)="$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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', &(0x7f0000000000)='./file1\x00', 0x0, &(0x7f0000000b40)={[{@data_err_ignore}, {@dioread_nolock}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@prjquota}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@min_batch_time={'min_batch_time', 0x3d, 0x3}}]}, 0x1, 0x47a, &(0x7f00000006c0)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x0, &(0x7f0000000b40)={[{@data_err_ignore}, {@dioread_nolock}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@prjquota}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@min_batch_time={'min_batch_time', 0x3d, 0x3}}]}, 0x1, 0x47a, &(0x7f00000006c0)="$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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', &(0x7f0000000000)='./file1\x00', 0x0, &(0x7f0000000b40)={[{@data_err_ignore}, {@dioread_nolock}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@prjquota}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x4}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@min_batch_time={'min_batch_time', 0x3d, 0x3}}]}, 0x1, 0x47a, &(0x7f00000006c0)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
reproducing took 22m51.814366806s
repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 512
------------[ cut here ]------------
EA inode 11 i_nlink=0
WARNING: fs/ext4/xattr.c:1059 at ext4_xattr_inode_update_ref+0x4c9/0x5a0 fs/ext4/xattr.c:1057, CPU#0: syz.0.17/6076
Modules linked in:
CPU: 0 UID: 0 PID: 6076 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:ext4_xattr_inode_update_ref+0x511/0x5a0 fs/ext4/xattr.c:1057
Code: 74 08 4c 89 ef e8 7f 38 9b 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 59 fe ff ff e8 3b eb 93 08 44 89
RSP: 0018:ffffc90004077100 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000ffffffff RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 000000000000000b RDI: ffffffff8f708d20
RBP: ffffc90004077200 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed100b481228 R12: ffffffff8f708d20
R13: 000000000000000b R14: 1ffff1100b4811ec R15: ffff88805a408f60
FS: 000055555b180500(0000) GS:ffff88812633b000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2c0ee9f9c0 CR3: 0000000036da4000 CR4: 00000000003526f0
Call Trace:
ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1082 [inline]
ext4_xattr_set_entry+0xabb/0x1e20 fs/ext4/xattr.c:1724
ext4_xattr_ibody_set+0x254/0x6a0 fs/ext4/xattr.c:2273
ext4_xattr_move_to_block fs/ext4/xattr.c:2676 [inline]
ext4_xattr_make_inode_space fs/ext4/xattr.c:2744 [inline]
ext4_expand_extra_isize_ea+0x13a2/0x1ea0 fs/ext4/xattr.c:2832
__ext4_expand_extra_isize+0x30d/0x400 fs/ext4/inode.c:6297
ext4_try_to_expand_extra_isize fs/ext4/inode.c:6340 [inline]
__ext4_mark_inode_dirty+0x45c/0x730 fs/ext4/inode.c:6418
ext4_evict_inode+0x7a1/0xeb0 fs/ext4/inode.c:255
evict+0x61e/0xb10 fs/inode.c:846
ext4_orphan_cleanup+0xc38/0x1470 fs/ext4/orphan.c:472
__ext4_fill_super fs/ext4/super.c:5668 [inline]
ext4_fill_super+0x5a0b/0x6320 fs/ext4/super.c:5791
get_tree_bdev_flags+0x431/0x4f0 fs/super.c:1694
vfs_get_tree+0x92/0x2a0 fs/super.c:1754
fc_mount fs/namespace.c:1193 [inline]
do_new_mount_fc fs/namespace.c:3763 [inline]
do_new_mount+0x341/0xd30 fs/namespace.c:3839
do_mount fs/namespace.c:4172 [inline]
__do_sys_mount fs/namespace.c:4361 [inline]
__se_sys_mount+0x31d/0x420 fs/namespace.c:4338
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5e1ed1da0a
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffef2eccd18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffef2eccda0 RCX: 00007f5e1ed1da0a
RDX: 0000200000000180 RSI: 0000200000000000 RDI: 00007ffef2eccd60
RBP: 0000200000000180 R08: 00007ffef2eccda0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
R13: 00007ffef2eccd60 R14: 000000000000047a R15: 0000200000000b40
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 4c 89 ef mov %r13,%rdi
5: e8 7f 38 9b ff call 0xff9b3889
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 59 fe ff ff jmp 0xfffffe92
39: e8 3b eb 93 08 call 0x893eb79
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=0
WARNING: fs/ext4/xattr.c:1059 at ext4_xattr_inode_update_ref+0x4c9/0x5a0 fs/ext4/xattr.c:1057, CPU#0: syz.0.17/6076
Modules linked in:
CPU: 0 UID: 0 PID: 6076 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:ext4_xattr_inode_update_ref+0x511/0x5a0 fs/ext4/xattr.c:1057
Code: 74 08 4c 89 ef e8 7f 38 9b 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 59 fe ff ff e8 3b eb 93 08 44 89
RSP: 0018:ffffc90004077100 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000ffffffff RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 000000000000000b RDI: ffffffff8f708d20
RBP: ffffc90004077200 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed100b481228 R12: ffffffff8f708d20
R13: 000000000000000b R14: 1ffff1100b4811ec R15: ffff88805a408f60
FS: 000055555b180500(0000) GS:ffff88812633b000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2c0ee9f9c0 CR3: 0000000036da4000 CR4: 00000000003526f0
Call Trace:
ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1082 [inline]
ext4_xattr_set_entry+0xabb/0x1e20 fs/ext4/xattr.c:1724
ext4_xattr_ibody_set+0x254/0x6a0 fs/ext4/xattr.c:2273
ext4_xattr_move_to_block fs/ext4/xattr.c:2676 [inline]
ext4_xattr_make_inode_space fs/ext4/xattr.c:2744 [inline]
ext4_expand_extra_isize_ea+0x13a2/0x1ea0 fs/ext4/xattr.c:2832
__ext4_expand_extra_isize+0x30d/0x400 fs/ext4/inode.c:6297
ext4_try_to_expand_extra_isize fs/ext4/inode.c:6340 [inline]
__ext4_mark_inode_dirty+0x45c/0x730 fs/ext4/inode.c:6418
ext4_evict_inode+0x7a1/0xeb0 fs/ext4/inode.c:255
evict+0x61e/0xb10 fs/inode.c:846
ext4_orphan_cleanup+0xc38/0x1470 fs/ext4/orphan.c:472
__ext4_fill_super fs/ext4/super.c:5668 [inline]
ext4_fill_super+0x5a0b/0x6320 fs/ext4/super.c:5791
get_tree_bdev_flags+0x431/0x4f0 fs/super.c:1694
vfs_get_tree+0x92/0x2a0 fs/super.c:1754
fc_mount fs/namespace.c:1193 [inline]
do_new_mount_fc fs/namespace.c:3763 [inline]
do_new_mount+0x341/0xd30 fs/namespace.c:3839
do_mount fs/namespace.c:4172 [inline]
__do_sys_mount fs/namespace.c:4361 [inline]
__se_sys_mount+0x31d/0x420 fs/namespace.c:4338
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5e1ed1da0a
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffef2eccd18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffef2eccda0 RCX: 00007f5e1ed1da0a
RDX: 0000200000000180 RSI: 0000200000000000 RDI: 00007ffef2eccd60
RBP: 0000200000000180 R08: 00007ffef2eccda0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000000
R13: 00007ffef2eccd60 R14: 000000000000047a R15: 0000200000000b40
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 4c 89 ef mov %r13,%rdi
5: e8 7f 38 9b ff call 0xff9b3889
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 59 fe ff ff jmp 0xfffffe92
39: e8 3b eb 93 08 call 0x893eb79
3e: 44 rex.R
3f: 89 .byte 0x89