EXT4-fs warning (device loop1): ext4_xattr_inode_create:1481: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: fs/ext4/xattr.c:1482 at ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline], CPU#0: syz-executor/9580 WARNING: fs/ext4/xattr.c:1482 at ext4_xattr_inode_lookup_create+0x6bc/0x1220 fs/ext4/xattr.c:1600, CPU#0: syz-executor/9580 Modules linked in: CPU: 0 UID: 0 PID: 9580 Comm: syz-executor Tainted: G L syzkaller #0 PREEMPT Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create+0x6bc/0x1220 fs/ext4/xattr.c:1600 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1480 [inline] lr : ext4_xattr_inode_lookup_create+0x6b8/0x1220 fs/ext4/xattr.c:1600 sp : ffff8000947b7080 x29: ffff8000947b71c0 x28: dfff800000000000 x27: ffff0001240ee928 x26: 0000000000000001 x25: ffff0000d0620000 x24: 0000000000000001 x23: ffff00010d41a000 x22: 000000000000fe37 x21: ffff0001240ee900 x20: ffff7000128f6e20 x19: ffff00010d41a068 x18: 1fffe00035beb820 x17: 6572203a31383431 x16: 3a6574616572635f x15: 65646f6e695f7274 x14: 7461785f34747865 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000000001 x9 : 973d476958981700 x8 : 00000000000000f8 x7 : ffff80008048076c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80008048b4a0 x2 : 0000000100000000 x1 : ffff0000d5e33a00 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] (P) ext4_xattr_inode_lookup_create+0x6bc/0x1220 fs/ext4/xattr.c:1600 (P) ext4_xattr_block_set+0x1d4/0x21e8 fs/ext4/xattr.c:1920 ext4_xattr_move_to_block fs/ext4/xattr.c:2671 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2746 [inline] ext4_expand_extra_isize_ea+0xaf4/0x1384 fs/ext4/xattr.c:2834 __ext4_expand_extra_isize+0x2a4/0x378 fs/ext4/inode.c:6434 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6477 [inline] __ext4_mark_inode_dirty+0x394/0x828 fs/ext4/inode.c:6555 ext4_dirty_inode+0xd8/0x114 fs/ext4/inode.c:6587 __mark_inode_dirty+0x378/0x1ac4 fs/fs-writeback.c:2623 mark_inode_dirty_sync include/linux/fs.h:2218 [inline] sync_lazytime+0x1a8/0x694 fs/fs-writeback.c:1737 iput+0x1f0/0xbc0 fs/inode.c:1991 dentry_unlink_inode+0x3a8/0x484 fs/dcache.c:476 __dentry_kill+0x170/0x600 fs/dcache.c:718 shrink_kill+0xe8/0x318 fs/dcache.c:1195 shrink_dentry_list+0x15c/0x2a8 fs/dcache.c:1222 shrink_dcache_tree+0x38c/0x4ac fs/dcache.c:-1 do_one_tree+0x24/0x58 fs/dcache.c:1721 shrink_dcache_for_umount+0xa4/0x16c fs/dcache.c:1738 generic_shutdown_super+0x74/0x2c0 fs/super.c:624 kill_block_super+0x48/0x94 fs/super.c:1725 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7492 deactivate_locked_super+0xcc/0x148 fs/super.c:476 deactivate_super+0xd8/0xf8 fs/super.c:509 cleanup_mnt+0x318/0x3a8 fs/namespace.c:1312 __cleanup_mnt+0x20/0x30 fs/namespace.c:1319 task_work_run+0x1cc/0x25c kernel/task_work.c:233 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] __exit_to_user_mode_loop kernel/entry/common.c:67 [inline] exit_to_user_mode_loop+0x10c/0x17c kernel/entry/common.c:98 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline] arm64_syscall_exit_to_user_mode arch/arm64/kernel/entry-common.c:88 [inline] el0_svc+0x18c/0x260 arch/arm64/kernel/entry-common.c:737 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: 247128 hardirqs last enabled at (247127): [] irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:507 [inline] hardirqs last enabled at (247127): [] arm64_exit_to_kernel_mode+0x80/0x94 arch/arm64/kernel/entry-common.c:62 hardirqs last disabled at (247128): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:425 softirqs last enabled at (247120): [] local_bh_enable include/linux/bottom_half.h:33 [inline] softirqs last enabled at (247120): [] put_cpu_fpsimd_context arch/arm64/kernel/fpsimd.c:251 [inline] softirqs last enabled at (247120): [] kernel_neon_begin+0x294/0x400 arch/arm64/kernel/fpsimd.c:1936 softirqs last disabled at (247118): [] local_bh_disable include/linux/bottom_half.h:20 [inline] softirqs last disabled at (247118): [] get_cpu_fpsimd_context arch/arm64/kernel/fpsimd.c:234 [inline] softirqs last disabled at (247118): [] kernel_neon_begin+0x11c/0x400 arch/arm64/kernel/fpsimd.c:1895 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop1): ext4_expand_extra_isize_ea:2860: Unable to expand inode 14. Delete some EAs or run e2fsck.