Extracting prog: 1m14.649601335s
Minimizing prog: 3m49.909626959s
Simplifying prog options: 0s
Extracting C: 2m35.231015017s
Simplifying C: 9m38.097761353s


extracting reproducer from 24 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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$ext4-openat-fcntl$getownex
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x1800700, &(0x7f00000004c0)={[{@nodioread_nolock}, {@abort}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@min_batch_time={'min_batch_time', 0x3d, 0x5}}, {@resgid}, {@barrier}, {@nombcache}]}, 0x0, 0x47c, &(0x7f0000001040)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0)
fcntl$getownex(r0, 0x10, 0x0)

program crashed: WARNING in ext4_xattr_inode_update_ref
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=45.20628217s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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$ext4-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x1800700, &(0x7f00000004c0)={[{@nodioread_nolock}, {@abort}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@min_batch_time={'min_batch_time', 0x3d, 0x5}}, {@resgid}, {@barrier}, {@nombcache}]}, 0x0, 0x47c, &(0x7f0000001040)="$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")
openat(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0)

program crashed: WARNING in ext4_xattr_inode_update_ref
testing program (duration=45.20628217s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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', 0x1800700, &(0x7f00000004c0)={[{@nodioread_nolock}, {@abort}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@min_batch_time={'min_batch_time', 0x3d, 0x5}}, {@resgid}, {@barrier}, {@nombcache}]}, 0x0, 0x47c, &(0x7f0000001040)="$eJzs281rHOUfAPDvTF7a/vqS/Gp9aa0aLUJQTJq0ag9eFAWRioIe6jEm2xK6baSJ0tZiUxFPghT0LB5F/wJvIoh6Erx68iSFor209RSZ2Zl0s81LazaZmP18YLLPMzO78/1m5pl59nmSADrWQPYjidgREb9FRF+junCHgcbLjWsXxm9euzCexNzcG38m+X7Xr10YL3ct37e9qAymEelHSXGQhabPnT85Vq/XzhT14ZlT7wxPnzv/1Hunxk7UTtROjx45cvjQyLPPjD7dljyzvK7v+2Bq/96X37r86vixy2//9E0W745ie3Me7TKQJf7XXK512+PtPljFdjaVk+4KA+GudEVEdrp68vbfF11x6+T1xUsfVhocsKayZ9OWpTfPzgGbWBJVRwBUo3zQZ99/y2Wduh4bwtXnG1+AsrxvFEtjS3ekxT49Ld9v22kgIo7N/v1FtsQajUMAADT7ZPzzo70R8f7Nr1/J+h5981vSuC9//T3/uauYQ+mPiP9HxO6IuCci9kTEvRH5vvdHxAOrjOf2/k96ZZUfuays//dcMbe1sP9X9v6iv6uo7czz70mOT9ZrB4vfyWD0bMnqI8sc47sXf/10qW3N/b9syY5f9gWLOK50twzQTYzNjOWd0ja4eiliX/di+SfzMwFJROyNiH1399G7ysLkE1/tX2qnlfNfRhvmmea+zNKbzfKfjZb8S0nz/OTkbfOTw1ujXjs4XF4Vt/v5l49fX+r4q8q/Da7WGq9N579paz472p80z9dOt/f4//L6T3uTN/N55t5i3dmxmZkzIxG9ydG8vmD96K33lvWzWaMeaVz/gwcWb/+7i/dk+T8YEdlF/FBEPBwRjxSxPxoRj0XEgWVy/PGFlfOPtKLzfyliYtH73/z133L+777QdfKHb5c6/p2d/8N5abBYk9//VrBYONntojXA1fzuAAAA4L8izUd5knRovpymQ0ONv+HfE/9L61PTM08en3r39ERjNKg/etJypKuvGA+tT9ZrI8ls8YmN8dHRYqy4HC89VIwbf9a1La8PjU/VJyrOHTrd9iXaf+aPrqqjA9bYtkXXjvaueyBABVrn0dOF1YuvhZsBbFb+Xxs61wrtP12vOID15/kPnWux9n+xpW4uADYnz3/oXNo/dKj0+6ojACrk+Q8daTX/17+Gha0bI4xqChv1pOSFiLKQboh4NmFhW0Tcwc49axtG1XcmAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACA9vgnAAD//7Ai4qc=")

program crashed: WARNING in ext4_xattr_inode_update_ref
extracting C reproducer
testing compiled C program (duration=45.20628217s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
simplifying C reproducer
testing compiled C program (duration=45.20628217s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=45.20628217s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false 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$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=45.20628217s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=45.20628217s, {Threaded:false Repeat:false 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$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=45.20628217s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=45.20628217s, {Threaded:false Repeat:false 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$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=45.20628217s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing program (duration=45.20628217s, {Threaded:false Repeat:false 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', 0x1800700, &(0x7f00000004c0)={[{@nodioread_nolock}, {@abort}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@min_batch_time={'min_batch_time', 0x3d, 0x5}}, {@resgid}, {@barrier}, {@nombcache}]}, 0x0, 0x47c, &(0x7f0000001040)="$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")

program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
testing program (duration=45.20628217s, {Threaded:false Repeat:false 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', 0x1800700, &(0x7f00000004c0)={[{@nodioread_nolock}, {@abort}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@min_batch_time={'min_batch_time', 0x3d, 0x5}}, {@resgid}, {@barrier}, {@nombcache}]}, 0x0, 0x47c, &(0x7f0000001040)="$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")

program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
testing program (duration=45.20628217s, {Threaded:false Repeat:false 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', 0x1800700, &(0x7f00000004c0)={[{@nodioread_nolock}, {@abort}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@min_batch_time={'min_batch_time', 0x3d, 0x5}}, {@resgid}, {@barrier}, {@nombcache}]}, 0x0, 0x47c, &(0x7f0000001040)="$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")

program crashed: WARNING in ext4_xattr_inode_update_ref
validation run: crashed=true
reproducing took 22m24.222310499s
repro crashed as (corrupted=false):
syz.0.17[5928]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set
loop0: detected capacity change from 0 to 512
------------[ cut here ]------------
EA inode 11 i_nlink=2
WARNING: CPU: 0 PID: 5928 at fs/ext4/xattr.c:1058 ext4_xattr_inode_update_ref+0x4fb/0x550 fs/ext4/xattr.c:1056
Modules linked in:
CPU: 0 PID: 5928 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:ext4_xattr_inode_update_ref+0x4fb/0x550 fs/ext4/xattr.c:1056
Code: 8d 7e 50 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 f6 20 9a ff 49 8b 37 48 c7 c7 60 c7 be 8a 89 da e8 c5 12 0d ff <0f> 0b 4c 8b 74 24 08 4c 8b 7c 24 10 e9 b9 fe ff ff e8 0f 0c 25 08
RSP: 0018:ffffc900047d71a0 EFLAGS: 00010246
RAX: c049d91ee0810b00 RBX: 0000000000000002 RCX: ffff88807a623c00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900047d7290 R08: ffff8880b8e28c13 R09: 1ffff110171c5182
R10: dffffc0000000000 R11: ffffed10171c5183 R12: dffffc0000000000
R13: ffff88806c31caa8 R14: ffff88806c31c8b0 R15: ffff88806c31c900
FS:  0000555580e7e500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f006bf61000 CR3: 0000000021342000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1081 [inline]
 ext4_xattr_set_entry+0xcda/0x1e90 fs/ext4/xattr.c:1723
 ext4_xattr_ibody_set+0x254/0x6a0 fs/ext4/xattr.c:2267
 ext4_xattr_move_to_block fs/ext4/xattr.c:2670 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2738 [inline]
 ext4_expand_extra_isize_ea+0x13a3/0x1e90 fs/ext4/xattr.c:2826
 __ext4_expand_extra_isize+0x306/0x400 fs/ext4/inode.c:5971
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6014 [inline]
 __ext4_mark_inode_dirty+0x45d/0x6e0 fs/ext4/inode.c:6092
 ext4_evict_inode+0x7ed/0xea0 fs/ext4/inode.c:252
 evict+0x486/0x870 fs/inode.c:705
 ext4_orphan_cleanup+0xbd4/0x1400 fs/ext4/orphan.c:472
 __ext4_fill_super fs/ext4/super.c:5617 [inline]
 ext4_fill_super+0x5e29/0x66f0 fs/ext4/super.c:5740
 get_tree_bdev+0x3e4/0x510 fs/super.c:1591
 vfs_get_tree+0x8c/0x280 fs/super.c:1764
 do_new_mount+0x24b/0xa40 fs/namespace.c:3386
 do_mount fs/namespace.c:3726 [inline]
 __do_sys_mount fs/namespace.c:3935 [inline]
 __se_sys_mount+0x2da/0x3c0 fs/namespace.c:3912
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fce4d390eea
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:00007ffc3c7ad0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffc3c7ad150 RCX: 00007fce4d390eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffc3c7ad110
RBP: 0000200000000180 R08: 00007ffc3c7ad150 R09: 0000000001800700
R10: 0000000001800700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007ffc3c7ad110 R14: 000000000000047c R15: 00002000000004c0
 </TASK>

final repro crashed as (corrupted=false):
syz.0.17[5928]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set
loop0: detected capacity change from 0 to 512
------------[ cut here ]------------
EA inode 11 i_nlink=2
WARNING: CPU: 0 PID: 5928 at fs/ext4/xattr.c:1058 ext4_xattr_inode_update_ref+0x4fb/0x550 fs/ext4/xattr.c:1056
Modules linked in:
CPU: 0 PID: 5928 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:ext4_xattr_inode_update_ref+0x4fb/0x550 fs/ext4/xattr.c:1056
Code: 8d 7e 50 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 f6 20 9a ff 49 8b 37 48 c7 c7 60 c7 be 8a 89 da e8 c5 12 0d ff <0f> 0b 4c 8b 74 24 08 4c 8b 7c 24 10 e9 b9 fe ff ff e8 0f 0c 25 08
RSP: 0018:ffffc900047d71a0 EFLAGS: 00010246
RAX: c049d91ee0810b00 RBX: 0000000000000002 RCX: ffff88807a623c00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc900047d7290 R08: ffff8880b8e28c13 R09: 1ffff110171c5182
R10: dffffc0000000000 R11: ffffed10171c5183 R12: dffffc0000000000
R13: ffff88806c31caa8 R14: ffff88806c31c8b0 R15: ffff88806c31c900
FS:  0000555580e7e500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f006bf61000 CR3: 0000000021342000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1081 [inline]
 ext4_xattr_set_entry+0xcda/0x1e90 fs/ext4/xattr.c:1723
 ext4_xattr_ibody_set+0x254/0x6a0 fs/ext4/xattr.c:2267
 ext4_xattr_move_to_block fs/ext4/xattr.c:2670 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2738 [inline]
 ext4_expand_extra_isize_ea+0x13a3/0x1e90 fs/ext4/xattr.c:2826
 __ext4_expand_extra_isize+0x306/0x400 fs/ext4/inode.c:5971
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6014 [inline]
 __ext4_mark_inode_dirty+0x45d/0x6e0 fs/ext4/inode.c:6092
 ext4_evict_inode+0x7ed/0xea0 fs/ext4/inode.c:252
 evict+0x486/0x870 fs/inode.c:705
 ext4_orphan_cleanup+0xbd4/0x1400 fs/ext4/orphan.c:472
 __ext4_fill_super fs/ext4/super.c:5617 [inline]
 ext4_fill_super+0x5e29/0x66f0 fs/ext4/super.c:5740
 get_tree_bdev+0x3e4/0x510 fs/super.c:1591
 vfs_get_tree+0x8c/0x280 fs/super.c:1764
 do_new_mount+0x24b/0xa40 fs/namespace.c:3386
 do_mount fs/namespace.c:3726 [inline]
 __do_sys_mount fs/namespace.c:3935 [inline]
 __se_sys_mount+0x2da/0x3c0 fs/namespace.c:3912
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fce4d390eea
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:00007ffc3c7ad0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffc3c7ad150 RCX: 00007fce4d390eea
RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffc3c7ad110
RBP: 0000200000000180 R08: 00007ffc3c7ad150 R09: 0000000001800700
R10: 0000000001800700 R11: 0000000000000246 R12: 00002000000001c0
R13: 00007ffc3c7ad110 R14: 000000000000047c R15: 00002000000004c0
 </TASK>