Extracting prog: 1m41.752463078s
Minimizing prog: 50.59µs
Simplifying prog options: 0s
Extracting C: 21.902922042s
Simplifying C: 6m6.765987132s


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 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=41.848125295s, {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$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
simplifying C reproducer
testing compiled C program (duration=41.848125295s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=41.848125295s, {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$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=41.848125295s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=41.848125295s, {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$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=41.848125295s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=41.848125295s, {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$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing compiled C program (duration=41.848125295s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: WARNING in ext4_xattr_inode_update_ref
testing program (duration=41.848125295s, {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', &(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=41.848125295s, {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', &(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=41.848125295s, {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', &(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
reproducing took 10m19.006673161s
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+0x478/0x480 fs/ext4/xattr.c:1057, CPU#1: syz.0.17/4943
Modules linked in:
CPU: 1 UID: 0 PID: 4943 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : ext4_xattr_inode_update_ref+0x478/0x480 fs/ext4/xattr.c:1057
lr : ext4_xattr_inode_update_ref+0x478/0x480 fs/ext4/xattr.c:1057
sp : ffff800097376d00
x29: ffff800097376db0 x28: 0000000000000000 x27: 1fffe0001e4b31af
x26: dfff800000000000 x25: ffff800097376d20 x24: ffff700012e6eda4
x23: ffff800089fbe000 x22: ffff0000f2598bd0 x21: 000000000000ffff
x20: 0000000000000001 x19: ffff0000f2598b90 x18: 00000000ffffffff
x17: ffff80008a188c80 x16: ffff80008a49e4f8 x15: ffff0000d43d6250
x14: ffff0000d43d6230 x13: 0000000000000001 x12: 0000000000000000
x11: 0000000000000719 x10: 0000000000ff0100 x9 : 692f2b69de8ed800
x8 : 692f2b69de8ed800 x7 : ffff80008047d308 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000802f1b8c
x2 : 0000000100000000 x1 : ffff0000d43d5700 x0 : 0000000000000000
Call trace:
 ext4_xattr_inode_update_ref+0x478/0x480 fs/ext4/xattr.c:1057 (P)
 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1082 [inline]
 ext4_xattr_set_entry+0x918/0x15a0 fs/ext4/xattr.c:1726
 ext4_xattr_ibody_set+0x214/0x4bc 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+0xb60/0x13a0 fs/ext4/xattr.c:2834
 __ext4_expand_extra_isize+0x29c/0x370 fs/ext4/inode.c:6434
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6477 [inline]
 __ext4_mark_inode_dirty+0x3a4/0x810 fs/ext4/inode.c:6555
 ext4_evict_inode+0x7a0/0xfc4 fs/ext4/inode.c:267
 evict+0x4b8/0x740 fs/inode.c:841
 iput_final fs/inode.c:1960 [inline]
 iput+0x858/0xb90 fs/inode.c:2009
 ext4_process_orphan+0x240/0x2b4 fs/ext4/orphan.c:358
 ext4_orphan_cleanup+0x7b8/0xd30 fs/ext4/orphan.c:472
 __ext4_fill_super fs/ext4/super.c:5701 [inline]
 ext4_fill_super+0x45a4/0x4d60 fs/ext4/super.c:5824
 get_tree_bdev_flags+0x380/0x434 fs/super.c:1694
 get_tree_bdev+0x2c/0x3c fs/super.c:1717
 ext4_get_tree+0x28/0x38 fs/ext4/super.c:5856
 vfs_get_tree+0x90/0x28c fs/super.c:1754
 fc_mount+0x24/0xac fs/namespace.c:1193
 do_new_mount_fc fs/namespace.c:3758 [inline]
 do_new_mount+0x2a4/0x540 fs/namespace.c:3834
 path_mount+0x5d0/0xa68 fs/namespace.c:4154
 do_mount+0xe8/0x148 fs/namespace.c:4167
 __do_sys_mount fs/namespace.c:4383 [inline]
 __se_sys_mount fs/namespace.c:4360 [inline]
 __arm64_sys_mount+0x334/0x380 fs/namespace.c:4360
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:121
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:140
 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736
 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594
irq event stamp: 2678
hardirqs last  enabled at (2677): [<ffff8000867abaec>] irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:507 [inline]
hardirqs last  enabled at (2677): [<ffff8000867abaec>] arm64_exit_to_kernel_mode+0x80/0x94 arch/arm64/kernel/entry-common.c:62
hardirqs last disabled at (2678): [<ffff8000867a7a18>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:425
softirqs last  enabled at (1932): [<ffff800080309898>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (1932): [<ffff800080309898>] handle_softirqs+0xbc4/0xd34 kernel/softirq.c:650
softirqs last disabled at (1915): [<ffff8000800204b0>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---
EXT4-fs error (device loop0): ext4_xattr_inode_iget:441: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256)
loop0: lost file I/O error report for ino 18 type 5 pos 0x0 len 0x0 error -117
EXT4-fs (loop0): Remounting filesystem read-only
EXT4-fs warning (device loop0): ext4_evict_inode:287: xattr delete (err -30)
EXT4-fs (loop0): 1 orphan inode deleted
EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback.

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+0x478/0x480 fs/ext4/xattr.c:1057, CPU#1: syz.0.17/4943
Modules linked in:
CPU: 1 UID: 0 PID: 4943 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : ext4_xattr_inode_update_ref+0x478/0x480 fs/ext4/xattr.c:1057
lr : ext4_xattr_inode_update_ref+0x478/0x480 fs/ext4/xattr.c:1057
sp : ffff800097376d00
x29: ffff800097376db0 x28: 0000000000000000 x27: 1fffe0001e4b31af
x26: dfff800000000000 x25: ffff800097376d20 x24: ffff700012e6eda4
x23: ffff800089fbe000 x22: ffff0000f2598bd0 x21: 000000000000ffff
x20: 0000000000000001 x19: ffff0000f2598b90 x18: 00000000ffffffff
x17: ffff80008a188c80 x16: ffff80008a49e4f8 x15: ffff0000d43d6250
x14: ffff0000d43d6230 x13: 0000000000000001 x12: 0000000000000000
x11: 0000000000000719 x10: 0000000000ff0100 x9 : 692f2b69de8ed800
x8 : 692f2b69de8ed800 x7 : ffff80008047d308 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000802f1b8c
x2 : 0000000100000000 x1 : ffff0000d43d5700 x0 : 0000000000000000
Call trace:
 ext4_xattr_inode_update_ref+0x478/0x480 fs/ext4/xattr.c:1057 (P)
 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1082 [inline]
 ext4_xattr_set_entry+0x918/0x15a0 fs/ext4/xattr.c:1726
 ext4_xattr_ibody_set+0x214/0x4bc 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+0xb60/0x13a0 fs/ext4/xattr.c:2834
 __ext4_expand_extra_isize+0x29c/0x370 fs/ext4/inode.c:6434
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6477 [inline]
 __ext4_mark_inode_dirty+0x3a4/0x810 fs/ext4/inode.c:6555
 ext4_evict_inode+0x7a0/0xfc4 fs/ext4/inode.c:267
 evict+0x4b8/0x740 fs/inode.c:841
 iput_final fs/inode.c:1960 [inline]
 iput+0x858/0xb90 fs/inode.c:2009
 ext4_process_orphan+0x240/0x2b4 fs/ext4/orphan.c:358
 ext4_orphan_cleanup+0x7b8/0xd30 fs/ext4/orphan.c:472
 __ext4_fill_super fs/ext4/super.c:5701 [inline]
 ext4_fill_super+0x45a4/0x4d60 fs/ext4/super.c:5824
 get_tree_bdev_flags+0x380/0x434 fs/super.c:1694
 get_tree_bdev+0x2c/0x3c fs/super.c:1717
 ext4_get_tree+0x28/0x38 fs/ext4/super.c:5856
 vfs_get_tree+0x90/0x28c fs/super.c:1754
 fc_mount+0x24/0xac fs/namespace.c:1193
 do_new_mount_fc fs/namespace.c:3758 [inline]
 do_new_mount+0x2a4/0x540 fs/namespace.c:3834
 path_mount+0x5d0/0xa68 fs/namespace.c:4154
 do_mount+0xe8/0x148 fs/namespace.c:4167
 __do_sys_mount fs/namespace.c:4383 [inline]
 __se_sys_mount fs/namespace.c:4360 [inline]
 __arm64_sys_mount+0x334/0x380 fs/namespace.c:4360
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:121
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:140
 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736
 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594
irq event stamp: 2678
hardirqs last  enabled at (2677): [<ffff8000867abaec>] irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:507 [inline]
hardirqs last  enabled at (2677): [<ffff8000867abaec>] arm64_exit_to_kernel_mode+0x80/0x94 arch/arm64/kernel/entry-common.c:62
hardirqs last disabled at (2678): [<ffff8000867a7a18>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:425
softirqs last  enabled at (1932): [<ffff800080309898>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (1932): [<ffff800080309898>] handle_softirqs+0xbc4/0xd34 kernel/softirq.c:650
softirqs last disabled at (1915): [<ffff8000800204b0>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---
EXT4-fs error (device loop0): ext4_xattr_inode_iget:441: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256)
loop0: lost file I/O error report for ino 18 type 5 pos 0x0 len 0x0 error -117
EXT4-fs (loop0): Remounting filesystem read-only
EXT4-fs warning (device loop0): ext4_evict_inode:287: xattr delete (err -30)
EXT4-fs (loop0): 1 orphan inode deleted
EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback.