Extracting prog: 4m50.401635898s
Minimizing prog: 103.071µs
Simplifying prog options: 0s
Extracting C: 49.345318202s
Simplifying C: 10m31.521522049s
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', &(0x7f0000000040)='./file1\x00', 0x10, &(0x7f0000000080)={[{@quota}, {@nombcache}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nodelalloc}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}, {@nobarrier}, {@errors_remount}]}, 0xfd, 0x485, &(0x7f0000000640)="$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")
program did not crash
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000040)='./file1\x00', 0x10, &(0x7f0000000080)={[{@quota}, {@nombcache}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nodelalloc}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}, {@nobarrier}, {@errors_remount}]}, 0xfd, 0x485, &(0x7f0000000640)="$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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', &(0x7f0000000040)='./file1\x00', 0x10, &(0x7f0000000080)={[{@quota}, {@nombcache}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nodelalloc}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}, {@nobarrier}, {@errors_remount}]}, 0xfd, 0x485, &(0x7f0000000640)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000040)='./file1\x00', 0x10, &(0x7f0000000080)={[{@quota}, {@nombcache}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nodelalloc}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}, {@nobarrier}, {@errors_remount}]}, 0xfd, 0x485, &(0x7f0000000640)="$eJzs28trXNUfAPDvvXm1vz7SX62P1qrRIgTFpEmrduFGURCpKKhQlzGZltBpI00UW4tNRVwJUtB1cSn6F7hSBFFXQreuXEmhaDdtXUXunXvTyXQmTc2kk8fnA5Occx9zznfOfZx7zkwAG9ZA9ieJ2BoRv0dEfy27cIOB2r/rV8+O37h6djyJubk3/kry7a5dPTteblrut6XIDKYR6SdJUchC06fPHB+rViunivzwzIl3h6dPn3nq/RNjxyrHKidHDx06eGDk2WdGn25LnFlc1/Z8NLV398tvX3h1/MiFd375Nqvv1mJ9fRztMpAF/vdcrnHd4+0urMO21aWT7qXs0bVylWHJslbImqsnP//7oytuNl5/vPRxRysHrKjs3tTXevXsHLCOJdHpGgCdUd7os+ff8nWXuh6rwpXnaw9AWdzXi1dtTXekxTY9Dc+37TQQEUdm/7mYvWKFxiEAAOp9Nv7l4d6I+PDGN69kfY/+iOiLiLfm+4d/5NttL+ZQdkTE/yNiZ0TcExG7IuLeiLgvIu6PiAeWWZ9b+z/p5WW+5aKy/t9zxdzWwv5f2fuLHV1Fblsef09ydLJa2R99+WcyGD19WX5kkTJ+ePHS563W1ff/sldWftkXLOpxubthgG5ibGYs75S2wZXzEXu6m8WfzM8EJBGxOyL23Nlbby8Tk098vbfVRs3jv3ZxSSUsaZ5pcXNfZeHNZvHPRkP8paR+fnLylvnJ4U1Rrewfrh0Vzfz626evtyr/9u2/sq5Uav/r2r9xkx1J/XztdHvL/4/Hf9qbvJnPM/cWyz4Ym5k5NRLRmxzO8wuWj97ct8yX22fH/+C+5uf/zmKfLP4HIyI7iB+KiIcj4pGi7o9GxGMRsW+RGH9+4fbxR9qh9j8fMdH0+jd//De0/50nuo7/9F2r8pu1//e3tP/BPDVYLMmvf7fRrDrZ5aKxgsv57AAAAGCtSPPvwCfp0Hw6TYeGat/h3xX/S6tT0zNPHp167+REXNpeG/9My5Gu/mI8tDpZrYwks8U71sZHR4ux4nK89EAxbvxF1+Y8PzQ+VZ3ocOyw0W1pcf5n/vQTDVjvNjddOtp71ysCdEDjPHq6MHvutXAxgPWqDd+jAdao8vxv8bxf/zsYYJ1x/4eNq9n5f64hby4A1if3f9i4nP+wQaU/LmNnTwWw1rn/w4a0nN/1r2Bi0+qoRmcSq7VR8kREmUhXRX0kVijR6SsTAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABAe/wbAAD//wPT7w0=")
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', &(0x7f0000000040)='./file1\x00', 0x10, &(0x7f0000000080)={[{@quota}, {@nombcache}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nodelalloc}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x2}}, {@nobarrier}, {@errors_remount}]}, 0xfd, 0x485, &(0x7f0000000640)="$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")
program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
reproducing took 20m29.709634182s
repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 512
------------[ cut here ]------------
EA inode 11 i_nlink=65535
WARNING: fs/ext4/xattr.c:1059 at ext4_xattr_inode_update_ref+0x4c9/0x5a0 fs/ext4/xattr.c:1057, CPU#0: syz.0.17/5957
Modules linked in:
CPU: 0 UID: 0 PID: 5957 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:ext4_xattr_inode_update_ref+0x511/0x5a0 fs/ext4/xattr.c:1057
Code: 74 08 4c 89 ef e8 df 2b 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 1b 16 8b 08 44 89
RSP: 0018:ffffc9000415f100 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000ffffffff RCX: dffffc0000000000
RDX: 000000000000ffff RSI: 000000000000000b RDI: ffffffff8f8eb990
RBP: ffffc9000415f200 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed100bdd209a R12: ffffffff8f8eb990
R13: 000000000000000b R14: 1ffff1100bdd205e R15: ffff88805ee902f0
FS: 000055555b7cb500(0000) GS:ffff888126183000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555cc02b1138 CR3: 000000002ed92000 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:1726
ext4_xattr_ibody_set+0x254/0x6a0 fs/ext4/xattr.c:2275
ext4_xattr_move_to_block fs/ext4/xattr.c:2678 [inline]
ext4_xattr_make_inode_space fs/ext4/xattr.c:2746 [inline]
ext4_expand_extra_isize_ea+0x13a2/0x1ea0 fs/ext4/xattr.c:2834
__ext4_expand_extra_isize+0x30d/0x400 fs/ext4/inode.c:6434
ext4_try_to_expand_extra_isize fs/ext4/inode.c:6477 [inline]
__ext4_mark_inode_dirty+0x45c/0x710 fs/ext4/inode.c:6555
ext4_evict_inode+0x986/0x10e0 fs/ext4/inode.c:267
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+0x174/0x580 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3cdcdce0ca
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:00007fff32e2d4b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fff32e2d540 RCX: 00007f3cdcdce0ca
RDX: 0000200000000180 RSI: 0000200000000040 RDI: 00007fff32e2d500
RBP: 0000200000000180 R08: 00007fff32e2d540 R09: 0000000000000010
R10: 0000000000000010 R11: 0000000000000246 R12: 0000200000000040
R13: 00007fff32e2d500 R14: 0000000000000485 R15: 000000000000002c
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 4c 89 ef mov %r13,%rdi
5: e8 df 2b 9b ff call 0xff9b2be9
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 16 8b 08 call 0x88b1659
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=65535
WARNING: fs/ext4/xattr.c:1059 at ext4_xattr_inode_update_ref+0x4c9/0x5a0 fs/ext4/xattr.c:1057, CPU#0: syz.0.17/5957
Modules linked in:
CPU: 0 UID: 0 PID: 5957 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:ext4_xattr_inode_update_ref+0x511/0x5a0 fs/ext4/xattr.c:1057
Code: 74 08 4c 89 ef e8 df 2b 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 1b 16 8b 08 44 89
RSP: 0018:ffffc9000415f100 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000ffffffff RCX: dffffc0000000000
RDX: 000000000000ffff RSI: 000000000000000b RDI: ffffffff8f8eb990
RBP: ffffc9000415f200 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed100bdd209a R12: ffffffff8f8eb990
R13: 000000000000000b R14: 1ffff1100bdd205e R15: ffff88805ee902f0
FS: 000055555b7cb500(0000) GS:ffff888126183000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555cc02b1138 CR3: 000000002ed92000 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:1726
ext4_xattr_ibody_set+0x254/0x6a0 fs/ext4/xattr.c:2275
ext4_xattr_move_to_block fs/ext4/xattr.c:2678 [inline]
ext4_xattr_make_inode_space fs/ext4/xattr.c:2746 [inline]
ext4_expand_extra_isize_ea+0x13a2/0x1ea0 fs/ext4/xattr.c:2834
__ext4_expand_extra_isize+0x30d/0x400 fs/ext4/inode.c:6434
ext4_try_to_expand_extra_isize fs/ext4/inode.c:6477 [inline]
__ext4_mark_inode_dirty+0x45c/0x710 fs/ext4/inode.c:6555
ext4_evict_inode+0x986/0x10e0 fs/ext4/inode.c:267
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+0x174/0x580 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3cdcdce0ca
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:00007fff32e2d4b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fff32e2d540 RCX: 00007f3cdcdce0ca
RDX: 0000200000000180 RSI: 0000200000000040 RDI: 00007fff32e2d500
RBP: 0000200000000180 R08: 00007fff32e2d540 R09: 0000000000000010
R10: 0000000000000010 R11: 0000000000000246 R12: 0000200000000040
R13: 00007fff32e2d500 R14: 0000000000000485 R15: 000000000000002c
----------------
Code disassembly (best guess):
0: 74 08 je 0xa
2: 4c 89 ef mov %r13,%rdi
5: e8 df 2b 9b ff call 0xff9b2be9
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 16 8b 08 call 0x88b1659
3e: 44 rex.R
3f: 89 .byte 0x89