Extracting prog: 42.689373714s Minimizing prog: 79.89µs Simplifying prog options: 0s Extracting C: 1m44.735478896s Simplifying C: 7m9.356922371s extracting reproducer from 41 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: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, &(0x7f00000007c0)={[{@abort}, {@nodioread_nolock}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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") program crashed: WARNING in ext4_xattr_inode_update_ref single: successfully extracted reproducer found reproducer with 1 syscalls minimizing guilty program extracting C reproducer testing compiled C program (duration=40.811516889s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4 program crashed: WARNING in ext4_xattr_inode_update_ref simplifying C reproducer testing compiled C program (duration=40.811516889s, {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$ext4 program crashed: WARNING in ext4_xattr_inode_update_ref testing compiled C program (duration=40.811516889s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4 program crashed: WARNING in ext4_xattr_inode_update_ref testing compiled C program (duration=40.811516889s, {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$ext4 program crashed: WARNING in ext4_xattr_inode_update_ref testing compiled C program (duration=40.811516889s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4 program crashed: WARNING in ext4_xattr_inode_update_ref testing compiled C program (duration=40.811516889s, {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$ext4 program crashed: WARNING in ext4_xattr_inode_update_ref testing compiled C program (duration=40.811516889s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4 program crashed: WARNING in ext4_xattr_inode_update_ref testing compiled C program (duration=40.811516889s, {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$ext4 program crashed: WARNING in ext4_xattr_inode_update_ref testing program (duration=40.811516889s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4 detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@abort}, {@nodioread_nolock}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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") program crashed: WARNING in ext4_xattr_inode_update_ref validation run: crashed=true testing program (duration=40.811516889s, {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', 0x800700, &(0x7f00000007c0)={[{@abort}, {@nodioread_nolock}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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") program crashed: WARNING in ext4_xattr_inode_update_ref validation run: crashed=true testing program (duration=40.811516889s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4 detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000001c0)='./file0\x00', 0x800700, &(0x7f00000007c0)={[{@abort}, {@nodioread_nolock}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5a}}, {@nouid32}, {@resgid}, {@acl}, {@init_itable_val={'init_itable', 0x3d, 0x3}}]}, 0x1, 0x46f, &(0x7f0000000bc0)="$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") program crashed: WARNING in ext4_xattr_inode_update_ref validation run: crashed=true reproducing took 13m45.383836817s repro crashed as (corrupted=false): loop0: detected capacity change from 0 to 512 ------------[ cut here ]------------ EA inode 11 i_nlink=2 WARNING: CPU: 0 PID: 4542 at fs/ext4/xattr.c:1005 ext4_xattr_inode_update_ref+0x454/0x498 fs/ext4/xattr.c:1003 Modules linked in: CPU: 0 PID: 4542 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_update_ref+0x454/0x498 fs/ext4/xattr.c:1003 lr : ext4_xattr_inode_update_ref+0x454/0x498 fs/ext4/xattr.c:1003 sp : ffff800021106dc0 x29: ffff800021106e70 x28: 0000000000000000 x27: dfff800000000000 x26: ffff800021106de0 x25: ffff700004220dbc x24: 0000000000000000 x23: ffff800017bc9000 x22: ffff0000ea0dd330 x21: 0000000000000002 x20: 0000000000000001 x19: ffff0000ea0dd2f0 x18: ffff800011b7bf60 x17: 0000000000000000 x16: ffff8000082d9364 x15: 0000000000000000 x14: 0000000000000001 x13: 1fffe00033eaaba3 x12: 0000000000ff0100 x11: ff00800008194238 x10: 0000000000000000 x9 : e6517e1178383700 x8 : e6517e1178383700 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800021106858 x4 : ffff8000152e4cc0 x3 : ffff800008538160 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: ext4_xattr_inode_update_ref+0x454/0x498 fs/ext4/xattr.c:1003 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1028 [inline] ext4_xattr_set_entry+0x918/0x15a0 fs/ext4/xattr.c:1670 ext4_xattr_ibody_set+0x204/0x5f8 fs/ext4/xattr.c:2214 ext4_xattr_move_to_block fs/ext4/xattr.c:2617 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2685 [inline] ext4_expand_extra_isize_ea+0xea4/0x17ac fs/ext4/xattr.c:2773 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5984 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6027 [inline] __ext4_mark_inode_dirty+0x3e4/0x784 fs/ext4/inode.c:6105 ext4_evict_inode+0xb64/0x1278 fs/ext4/inode.c:279 evict+0x3e0/0x828 fs/inode.c:705 iput_final fs/inode.c:1834 [inline] iput+0x754/0x7e4 fs/inode.c:1860 ext4_process_orphan+0x240/0x2b4 fs/ext4/orphan.c:358 ext4_orphan_cleanup+0x920/0x1060 fs/ext4/orphan.c:472 __ext4_fill_super fs/ext4/super.c:5556 [inline] ext4_fill_super+0x6188/0x660c fs/ext4/super.c:5687 get_tree_bdev+0x358/0x544 fs/super.c:1366 ext4_get_tree+0x28/0x38 fs/ext4/super.c:5717 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x228/0x810 fs/namespace.c:3078 path_mount+0x5bc/0xe80 fs/namespace.c:3408 do_mount fs/namespace.c:3421 [inline] __do_sys_mount fs/namespace.c:3629 [inline] __se_sys_mount fs/namespace.c:3606 [inline] __arm64_sys_mount+0x49c/0x59c fs/namespace.c:3606 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 4324 hardirqs last enabled at (4323): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:261 hardirqs last disabled at (4324): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1528): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1526): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs error (device loop0): ext4_xattr_inode_iget:401: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) EXT4-fs error (device loop0): ext4_xattr_inode_iget:406: comm syz.0.17: error while reading EA inode 18 err=-117 EXT4-fs error (device loop0): ext4_xattr_inode_iget:401: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) EXT4-fs error (device loop0): ext4_xattr_inode_iget:406: comm syz.0.17: error while reading EA inode 18 err=-117 EXT4-fs (loop0): 1 orphan inode deleted EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. final repro crashed as (corrupted=false): loop0: detected capacity change from 0 to 512 ------------[ cut here ]------------ EA inode 11 i_nlink=2 WARNING: CPU: 0 PID: 4542 at fs/ext4/xattr.c:1005 ext4_xattr_inode_update_ref+0x454/0x498 fs/ext4/xattr.c:1003 Modules linked in: CPU: 0 PID: 4542 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_update_ref+0x454/0x498 fs/ext4/xattr.c:1003 lr : ext4_xattr_inode_update_ref+0x454/0x498 fs/ext4/xattr.c:1003 sp : ffff800021106dc0 x29: ffff800021106e70 x28: 0000000000000000 x27: dfff800000000000 x26: ffff800021106de0 x25: ffff700004220dbc x24: 0000000000000000 x23: ffff800017bc9000 x22: ffff0000ea0dd330 x21: 0000000000000002 x20: 0000000000000001 x19: ffff0000ea0dd2f0 x18: ffff800011b7bf60 x17: 0000000000000000 x16: ffff8000082d9364 x15: 0000000000000000 x14: 0000000000000001 x13: 1fffe00033eaaba3 x12: 0000000000ff0100 x11: ff00800008194238 x10: 0000000000000000 x9 : e6517e1178383700 x8 : e6517e1178383700 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800021106858 x4 : ffff8000152e4cc0 x3 : ffff800008538160 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: ext4_xattr_inode_update_ref+0x454/0x498 fs/ext4/xattr.c:1003 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1028 [inline] ext4_xattr_set_entry+0x918/0x15a0 fs/ext4/xattr.c:1670 ext4_xattr_ibody_set+0x204/0x5f8 fs/ext4/xattr.c:2214 ext4_xattr_move_to_block fs/ext4/xattr.c:2617 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2685 [inline] ext4_expand_extra_isize_ea+0xea4/0x17ac fs/ext4/xattr.c:2773 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5984 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6027 [inline] __ext4_mark_inode_dirty+0x3e4/0x784 fs/ext4/inode.c:6105 ext4_evict_inode+0xb64/0x1278 fs/ext4/inode.c:279 evict+0x3e0/0x828 fs/inode.c:705 iput_final fs/inode.c:1834 [inline] iput+0x754/0x7e4 fs/inode.c:1860 ext4_process_orphan+0x240/0x2b4 fs/ext4/orphan.c:358 ext4_orphan_cleanup+0x920/0x1060 fs/ext4/orphan.c:472 __ext4_fill_super fs/ext4/super.c:5556 [inline] ext4_fill_super+0x6188/0x660c fs/ext4/super.c:5687 get_tree_bdev+0x358/0x544 fs/super.c:1366 ext4_get_tree+0x28/0x38 fs/ext4/super.c:5717 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x228/0x810 fs/namespace.c:3078 path_mount+0x5bc/0xe80 fs/namespace.c:3408 do_mount fs/namespace.c:3421 [inline] __do_sys_mount fs/namespace.c:3629 [inline] __se_sys_mount fs/namespace.c:3606 [inline] __arm64_sys_mount+0x49c/0x59c fs/namespace.c:3606 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 4324 hardirqs last enabled at (4323): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:261 hardirqs last disabled at (4324): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1528): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1526): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs error (device loop0): ext4_xattr_inode_iget:401: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) EXT4-fs error (device loop0): ext4_xattr_inode_iget:406: comm syz.0.17: error while reading EA inode 18 err=-117 EXT4-fs error (device loop0): ext4_xattr_inode_iget:401: inode #18: comm syz.0.17: iget: bad extra_isize 90 (inode size 256) EXT4-fs error (device loop0): ext4_xattr_inode_iget:406: comm syz.0.17: error while reading EA inode 18 err=-117 EXT4-fs (loop0): 1 orphan inode deleted EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none.