Extracting prog: 3m24.202614573s
Minimizing prog: 159.03µs
Simplifying prog options: 0s
Extracting C: 1m56.522037536s
Simplifying C: 10m4.490436921s
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', &(0x7f0000000140)='./file0\x00', 0x800718, &(0x7f0000000280)={[{@delalloc}, {@journal_dev={'journal_dev', 0x3d, 0x40000ff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@nobh}, {@resgid}, {@resuid}, {@nombcache}, {@noblock_validity}, {@resgid}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x4}}]}, 0x2, 0x4a3, &(0x7f00000004c0)="$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")
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000140)='./file0\x00', 0x800718, &(0x7f0000000280)={[{@delalloc}, {@journal_dev={'journal_dev', 0x3d, 0x40000ff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@nobh}, {@resgid}, {@resuid}, {@nombcache}, {@noblock_validity}, {@resgid}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x4}}]}, 0x2, 0x4a3, &(0x7f00000004c0)="$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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', &(0x7f0000000140)='./file0\x00', 0x800718, &(0x7f0000000280)={[{@delalloc}, {@journal_dev={'journal_dev', 0x3d, 0x40000ff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@nobh}, {@resgid}, {@resuid}, {@nombcache}, {@noblock_validity}, {@resgid}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x4}}]}, 0x2, 0x4a3, &(0x7f00000004c0)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000140)='./file0\x00', 0x800718, &(0x7f0000000280)={[{@delalloc}, {@journal_dev={'journal_dev', 0x3d, 0x40000ff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@nobh}, {@resgid}, {@resuid}, {@nombcache}, {@noblock_validity}, {@resgid}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x4}}]}, 0x2, 0x4a3, &(0x7f00000004c0)="$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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', &(0x7f0000000140)='./file0\x00', 0x800718, &(0x7f0000000280)={[{@delalloc}, {@journal_dev={'journal_dev', 0x3d, 0x40000ff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x60}}, {@nobh}, {@resgid}, {@resuid}, {@nombcache}, {@noblock_validity}, {@resgid}, {@journal_ioprio={'journal_ioprio', 0x3d, 0x4}}]}, 0x2, 0x4a3, &(0x7f00000004c0)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
reproducing took 21m5.740094406s
repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 512
EXT4-fs: Ignoring removed nobh option
------------[ cut here ]------------
EA inode 11 i_nlink=1026
WARNING: fs/ext4/xattr.c:1059 at ext4_xattr_inode_update_ref+0x4c9/0x5a0 fs/ext4/xattr.c:1057, CPU#1: syz.0.17/5958
Modules linked in:
CPU: 1 UID: 0 PID: 5958 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/13/2026
RIP: 0010:ext4_xattr_inode_update_ref+0x511/0x5a0 fs/ext4/xattr.c:1057
Code: 74 08 4c 89 ef e8 ff 3c 9d 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 1b f2 82 08 44 89
RSP: 0018:ffffc90004767100 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000ffffffff RCX: dffffc0000000000
RDX: 0000000000000402 RSI: 000000000000000b RDI: ffffffff8f4e06f0
RBP: ffffc90004767200 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed1009060523 R12: ffffffff8f4e06f0
R13: 000000000000000b R14: 1ffff110090604e7 R15: ffff888048302738
FS: 000055555ba59500(0000) GS:ffff8881266c9000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f04af28b000 CR3: 000000001171e000 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: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+0x7a1/0xe60 fs/ext4/inode.c:253
evict+0x61e/0xb10 fs/inode.c:837
ext4_orphan_cleanup+0xc38/0x1470 fs/ext4/orphan.c:472
__ext4_fill_super fs/ext4/super.c:5658 [inline]
ext4_fill_super+0x593e/0x6200 fs/ext4/super.c:5777
get_tree_bdev_flags+0x431/0x4f0 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+0x329/0xa50 fs/namespace.c:3712
do_mount fs/namespace.c:4035 [inline]
__do_sys_mount fs/namespace.c:4224 [inline]
__se_sys_mount+0x31d/0x420 fs/namespace.c:4201
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa84e99bf4a
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:00007ffcd8b79088 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffcd8b79110 RCX: 00007fa84e99bf4a
RDX: 0000200000000180 RSI: 0000200000000140 RDI: 00007ffcd8b790d0
RBP: 0000200000000180 R08: 00007ffcd8b79110 R09: 0000000000800718
R10: 0000000000800718 R11: 0000000000000246 R12: 0000200000000140
R13: 00007ffcd8b790d0 R14: 00000000000004a3 R15: 0000200000000280
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 4c 89 ef mov %r13,%rdi
5: e8 ff 3c 9d ff call 0xff9d3d09
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 1b f2 82 08 call 0x882f259
3e: 44 rex.R
3f: 89 .byte 0x89
final repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 512
EXT4-fs: Ignoring removed nobh option
------------[ cut here ]------------
EA inode 11 i_nlink=1026
WARNING: fs/ext4/xattr.c:1059 at ext4_xattr_inode_update_ref+0x4c9/0x5a0 fs/ext4/xattr.c:1057, CPU#1: syz.0.17/5958
Modules linked in:
CPU: 1 UID: 0 PID: 5958 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/13/2026
RIP: 0010:ext4_xattr_inode_update_ref+0x511/0x5a0 fs/ext4/xattr.c:1057
Code: 74 08 4c 89 ef e8 ff 3c 9d 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 1b f2 82 08 44 89
RSP: 0018:ffffc90004767100 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000ffffffff RCX: dffffc0000000000
RDX: 0000000000000402 RSI: 000000000000000b RDI: ffffffff8f4e06f0
RBP: ffffc90004767200 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed1009060523 R12: ffffffff8f4e06f0
R13: 000000000000000b R14: 1ffff110090604e7 R15: ffff888048302738
FS: 000055555ba59500(0000) GS:ffff8881266c9000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f04af28b000 CR3: 000000001171e000 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: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+0x7a1/0xe60 fs/ext4/inode.c:253
evict+0x61e/0xb10 fs/inode.c:837
ext4_orphan_cleanup+0xc38/0x1470 fs/ext4/orphan.c:472
__ext4_fill_super fs/ext4/super.c:5658 [inline]
ext4_fill_super+0x593e/0x6200 fs/ext4/super.c:5777
get_tree_bdev_flags+0x431/0x4f0 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+0x329/0xa50 fs/namespace.c:3712
do_mount fs/namespace.c:4035 [inline]
__do_sys_mount fs/namespace.c:4224 [inline]
__se_sys_mount+0x31d/0x420 fs/namespace.c:4201
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa84e99bf4a
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:00007ffcd8b79088 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffcd8b79110 RCX: 00007fa84e99bf4a
RDX: 0000200000000180 RSI: 0000200000000140 RDI: 00007ffcd8b790d0
RBP: 0000200000000180 R08: 00007ffcd8b79110 R09: 0000000000800718
R10: 0000000000800718 R11: 0000000000000246 R12: 0000200000000140
R13: 00007ffcd8b790d0 R14: 00000000000004a3 R15: 0000200000000280
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 4c 89 ef mov %r13,%rdi
5: e8 ff 3c 9d ff call 0xff9d3d09
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 1b f2 82 08 call 0x882f259
3e: 44 rex.R
3f: 89 .byte 0x89