Extracting prog: 5m8.588999855s
Minimizing prog: 109.5µs
Simplifying prog options: 0s
Extracting C: 1m3.947196881s
Simplifying C: 10m49.505602796s
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', 0x800700, &(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, 0x473, &(0x7f0000000bc0)="$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")
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f0000000680)={[{@nodioread_nolock}, {@journal_dev={'journal_dev', 0x3d, 0xff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x8d55}}]}, 0x0, 0x473, &(0x7f0000000bc0)="$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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', 0x800700, &(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, 0x473, &(0x7f0000000bc0)="$eJzs281rHGUYAPBnJh9t7UdirR+tVaNFCIpJk1btwYuiIKIo6KEeY7ItodtGmii2FpuKeBKkoGfxKPoXeBNB1JPg1ZMnKRTtpa2nyMzOpJttNrFmk4nd3w82+74z7+48T+br3ffdDaBrDWV/kogdEfFbRAw0qksbDDWerl05N3n9yrnJJBYWXv8zydtdvXJusmxavm57URlOI9KPkmIjS82eOXtiol6vnS7qo3Mn3x6dPXP2iXdPThyvHa+dGj9y5PChsaefGn+yI3lmeV3d98HM/r0vvnnxlcmjF9/66Zss3h3F+uY8OmUoS/yvhVzrukc7vbGK7WwqJ70VBsIt6YmIbHf15ef/QPTEjZ03EC98WGlwwLrK7k1b2q+eXwBuY0lUHQFQjfJGn33+LR8b1PXYFC4/2/gAlOV9rXg01vRGWrTpa/l820lDEXF0/u8vskes0zgEAECzTyY/fzl7fv/61y9lfY+BxTVp3JM//57/3VXMoQxGxJ0RsTsi7oqIPRFxd0Te9t6IuG+N8dzc/0kvrfEtV5T1/54p5raW9v/K3l8M9hS1nXn+fcmx6XrtYPE/GY6+LVl9bIVtfPf8r5+2W9fc/8se2fbLvmARx6XelgG6qYm5ibxT2gGXL0Ts610u/2RxJiCJiL0Rse/W3npXWZh+7Kv97Rqtnv8KOjDPtPBllt58lv98tORfSprnJ6dvmp8c3Rr12sHR8qi42c+/fPxau+2vKf8OuFxrPDft/9Ymg0nzfO1sZ7f/H4//tD95I59n7i+WvTcxN3d6LKI/yS9nS5eP33htWS/bZ8f/8IHlz//dxWuy/O+PiOwgfiAiHoyIh4rYH46IRyLiwAo5/vjc6vlHWtH+vxAxtez1b/H4b9n/t17oOfHDt+22/+/2/+G8NFwsya9/q1gunOxy0RrgWv53AAAA8H+R5t+BT9KRxXKajow0vsO/J+5I6zOzc48fm3nn1FTju/KD0ZeWI10DxXhofbpeG0vmi3dsjI+OF2PF5XjpoWLc+LOebXl9ZHKmPlVx7tDttrc5/zN/9FQdHbDOti27dLx/wwMBKtA6j54urZ5/NVwM4Hbl99rQvVY5/9ONigPYeO7/0L2WO//Pt9TNBcDtyf0fupfzH7pU+n3VEQAVcv+HrrSW3/WvY2Hr5gijmsJm3Sl5IaIspJsiHoV1KlR9ZQIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOiMfwIAAP//2wzmew==")
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$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f0000000680)={[{@nodioread_nolock}, {@journal_dev={'journal_dev', 0x3d, 0xff}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x8d55}}]}, 0x0, 0x473, &(0x7f0000000bc0)="$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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', 0x800700, &(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, 0x473, &(0x7f0000000bc0)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
reproducing took 22m40.415580192s
repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 512
EXT4-fs warning (device loop0): ext4_xattr_inode_get:546: inode #11: comm syz.0.17: ea_inode file size=0 entry size=6
EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2857: Unable to expand inode 15. Delete some EAs or run e2fsck.
------------[ 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.0.17/6074
Modules linked in:
CPU: 1 UID: 0 PID: 6074 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:ffffc90004197240 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 1ffff1100b20be10 RCX: dffffc0000000000
RDX: 0000000000000002 RSI: 000000000000000b RDI: ffffffff8ee144c0
RBP: ffffc90004197330 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed100b20be11 R12: ffffffff8ee144c0
R13: 000000000000000b R14: 1ffff1100b20bdd5 R15: ffff88805905eea8
FS: 000055557b0eb500(0000) GS:ffff888126e01000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4d7f402a60 CR3: 000000003add8000 CR4: 00000000003526f0
Call Trace:
ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1081 [inline]
ext4_xattr_inode_dec_ref_all+0x8c3/0xe00 fs/ext4/xattr.c:1227
ext4_xattr_delete_inode+0xa4c/0xc10 fs/ext4/xattr.c:2951
ext4_evict_inode+0xa58/0xe60 fs/ext4/inode.c:270
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: 0033:0x7f4d7f420eea
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:00007fffeb57a708 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fffeb57a790 RCX: 00007f4d7f420eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007fffeb57a750
RBP: 0000200000000180 R08: 00007fffeb57a790 R09: 0000000000800700
R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007fffeb57a750 R14: 0000000000000473 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):
loop0: detected capacity change from 0 to 512
EXT4-fs warning (device loop0): ext4_xattr_inode_get:546: inode #11: comm syz.0.17: ea_inode file size=0 entry size=6
EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2857: Unable to expand inode 15. Delete some EAs or run e2fsck.
------------[ 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.0.17/6074
Modules linked in:
CPU: 1 UID: 0 PID: 6074 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:ffffc90004197240 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 1ffff1100b20be10 RCX: dffffc0000000000
RDX: 0000000000000002 RSI: 000000000000000b RDI: ffffffff8ee144c0
RBP: ffffc90004197330 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed100b20be11 R12: ffffffff8ee144c0
R13: 000000000000000b R14: 1ffff1100b20bdd5 R15: ffff88805905eea8
FS: 000055557b0eb500(0000) GS:ffff888126e01000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4d7f402a60 CR3: 000000003add8000 CR4: 00000000003526f0
Call Trace:
ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1081 [inline]
ext4_xattr_inode_dec_ref_all+0x8c3/0xe00 fs/ext4/xattr.c:1227
ext4_xattr_delete_inode+0xa4c/0xc10 fs/ext4/xattr.c:2951
ext4_evict_inode+0xa58/0xe60 fs/ext4/inode.c:270
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: 0033:0x7f4d7f420eea
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:00007fffeb57a708 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fffeb57a790 RCX: 00007f4d7f420eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007fffeb57a750
RBP: 0000200000000180 R08: 00007fffeb57a790 R09: 0000000000800700
R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007fffeb57a750 R14: 0000000000000473 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