Extracting prog: 3m30.478619422s
Minimizing prog: 87.17µs
Simplifying prog options: 0s
Extracting C: 2m52.643820624s
Simplifying C: 9m39.821220001s
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', &(0x7f0000000280)='./file0\x00', 0x800718, &(0x7f0000001000)={[{@nojournal_checksum}, {@journal_dev={'journal_dev', 0x3d, 0x40000ff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@resgid}]}, 0x0, 0x4a4, &(0x7f0000000980)="$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")
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000280)='./file0\x00', 0x800718, &(0x7f0000001000)={[{@nojournal_checksum}, {@journal_dev={'journal_dev', 0x3d, 0x40000ff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@resgid}]}, 0x0, 0x4a4, &(0x7f0000000980)="$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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', &(0x7f0000000280)='./file0\x00', 0x800718, &(0x7f0000001000)={[{@nojournal_checksum}, {@journal_dev={'journal_dev', 0x3d, 0x40000ff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@resgid}]}, 0x0, 0x4a4, &(0x7f0000000980)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000280)='./file0\x00', 0x800718, &(0x7f0000001000)={[{@nojournal_checksum}, {@journal_dev={'journal_dev', 0x3d, 0x40000ff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@resgid}]}, 0x0, 0x4a4, &(0x7f0000000980)="$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")
program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
validation run: crashed=false
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', &(0x7f0000000280)='./file0\x00', 0x800718, &(0x7f0000001000)={[{@nojournal_checksum}, {@journal_dev={'journal_dev', 0x3d, 0x40000ff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@resgid}]}, 0x0, 0x4a4, &(0x7f0000000980)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000280)='./file0\x00', 0x800718, &(0x7f0000001000)={[{@nojournal_checksum}, {@journal_dev={'journal_dev', 0x3d, 0x40000ff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@resgid}]}, 0x0, 0x4a4, &(0x7f0000000980)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
reproducing took 22m32.252823674s
repro crashed as (corrupted=false):
loop0: lost file I/O erro[ 157.829318][ T5947] loop0: lost file I/O error report for ino 11 type 5 pos 0x0 len 0x0 error -117
EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2860: Unable to expand inode 15. Delete some EAs or run e2fsck.
------------[ cut here ]------------
EA inode 11 i_nlink=2
WARNING: fs/ext4/xattr.c:1059 at ext4_xattr_inode_update_ref+0x4c9/0x5a0 fs/ext4/xattr.c:1057, CPU#1: syz.0.17/5947
Modules linked in:
CPU: 1 UID: 0 PID: 5947 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:ext4_xattr_inode_update_ref+0x511/0x5a0 fs/ext4/xattr.c:1057
Code: 74 08 4c 89 ef e8 7f 30 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 7b 09 8c 08 44 89
RSP: 0018:ffffc900038c7240 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000ffffffff RCX: dffffc0000000000
RDX: 0000000000000002 RSI: 000000000000000b RDI: ffffffff8f8f2f70
RBP: ffffc900038c7330 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed1008ac47fc R12: ffffffff8f8f2f70
R13: 000000000000000b R14: 1ffff11008ac47c0 R15: ffff888045623e00
FS: 000055558564b500(0000) GS:ffff888126279000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbf22624440 CR3: 0000000036c4c000 CR4: 00000000003526f0
Call Trace:
ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1082 [inline]
ext4_xattr_inode_dec_ref_all+0x8c9/0xe40 fs/ext4/xattr.c:1228
ext4_xattr_delete_inode+0xb45/0xd10 fs/ext4/xattr.c:2952
ext4_evict_inode+0xc4e/0x10e0 fs/ext4/inode.c:284
evict+0x61e/0xb10 fs/inode.c:841
ext4_orphan_cleanup+0xc38/0x1470 fs/ext4/orphan.c:472
__ext4_fill_super fs/ext4/super.c:5701 [inline]
ext4_fill_super+0x59bb/0x62d0 fs/ext4/super.c:5824
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:3758 [inline]
do_new_mount+0x341/0xd30 fs/namespace.c:3834
do_mount fs/namespace.c:4167 [inline]
__do_sys_mount fs/namespace.c:4383 [inline]
__se_sys_mount+0x31d/0x420 fs/namespace.c:4360
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f157f19e04a
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:00007fff3d67e908 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fff3d67e990 RCX: 00007f157f19e04a
RDX: 0000200000000180 RSI: 0000200000000280 RDI: 00007fff3d67e950
RBP: 0000200000000180 R08: 00007fff3d67e990 R09: 0000000000800718
R10: 0000000000800718 R11: 0000000000000246 R12: 0000200000000280
R13: 00007fff3d67e950 R14: 00000000000004a4 R15: 0000200000001000
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 4c 89 ef mov %r13,%rdi
5: e8 7f 30 9b ff call 0xff9b3089
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 7b 09 8c 08 call 0x88c09b9
3e: 44 rex.R
3f: 89 .byte 0x89
final repro crashed as (corrupted=false):
loop0: lost file I/O erro[ 157.829318][ T5947] loop0: lost file I/O error report for ino 11 type 5 pos 0x0 len 0x0 error -117
EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2860: Unable to expand inode 15. Delete some EAs or run e2fsck.
------------[ cut here ]------------
EA inode 11 i_nlink=2
WARNING: fs/ext4/xattr.c:1059 at ext4_xattr_inode_update_ref+0x4c9/0x5a0 fs/ext4/xattr.c:1057, CPU#1: syz.0.17/5947
Modules linked in:
CPU: 1 UID: 0 PID: 5947 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:ext4_xattr_inode_update_ref+0x511/0x5a0 fs/ext4/xattr.c:1057
Code: 74 08 4c 89 ef e8 7f 30 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 7b 09 8c 08 44 89
RSP: 0018:ffffc900038c7240 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000ffffffff RCX: dffffc0000000000
RDX: 0000000000000002 RSI: 000000000000000b RDI: ffffffff8f8f2f70
RBP: ffffc900038c7330 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed1008ac47fc R12: ffffffff8f8f2f70
R13: 000000000000000b R14: 1ffff11008ac47c0 R15: ffff888045623e00
FS: 000055558564b500(0000) GS:ffff888126279000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbf22624440 CR3: 0000000036c4c000 CR4: 00000000003526f0
Call Trace:
ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1082 [inline]
ext4_xattr_inode_dec_ref_all+0x8c9/0xe40 fs/ext4/xattr.c:1228
ext4_xattr_delete_inode+0xb45/0xd10 fs/ext4/xattr.c:2952
ext4_evict_inode+0xc4e/0x10e0 fs/ext4/inode.c:284
evict+0x61e/0xb10 fs/inode.c:841
ext4_orphan_cleanup+0xc38/0x1470 fs/ext4/orphan.c:472
__ext4_fill_super fs/ext4/super.c:5701 [inline]
ext4_fill_super+0x59bb/0x62d0 fs/ext4/super.c:5824
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:3758 [inline]
do_new_mount+0x341/0xd30 fs/namespace.c:3834
do_mount fs/namespace.c:4167 [inline]
__do_sys_mount fs/namespace.c:4383 [inline]
__se_sys_mount+0x31d/0x420 fs/namespace.c:4360
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f157f19e04a
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:00007fff3d67e908 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fff3d67e990 RCX: 00007f157f19e04a
RDX: 0000200000000180 RSI: 0000200000000280 RDI: 00007fff3d67e950
RBP: 0000200000000180 R08: 00007fff3d67e990 R09: 0000000000800718
R10: 0000000000800718 R11: 0000000000000246 R12: 0000200000000280
R13: 00007fff3d67e950 R14: 00000000000004a4 R15: 0000200000001000
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 4c 89 ef mov %r13,%rdi
5: e8 7f 30 9b ff call 0xff9b3089
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 7b 09 8c 08 call 0x88c09b9
3e: 44 rex.R
3f: 89 .byte 0x89