EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c16ebc20 x27: 1fffe000182dd784 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c16ebbf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d14cc068 x19: ffff0000d14cc000 x18: 00000000ffffffff x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 142424 hardirqs last enabled at (142423): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (142424): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (142236): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (142234): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2853: Unable to expand inode 14. Delete some EAs or run e2fsck. EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c16ef580 x27: 1fffe000182ddeb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c16ef558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000db4b0068 x19: ffff0000db4b0000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 149054 hardirqs last enabled at (149053): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (149053): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (149054): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (148800): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (148798): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40d15e0 x27: 1fffe0001c81a2bc x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40d15b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000db808068 x19: ffff0000db808000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 156078 hardirqs last enabled at (156077): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (156078): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (155814): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (155812): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40902c0 x27: 1fffe0001c812058 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4090298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d01f0068 x19: ffff0000d01f0000 x18: 0000000000000000 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 161424 hardirqs last enabled at (161423): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (161424): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (161252): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (161250): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40d4f40 x27: 1fffe0001c81a9e8 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40d4f18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cc5ca068 x19: ffff0000cc5ca000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 167250 hardirqs last enabled at (167249): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (167250): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (166996): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (166994): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40995e0 x27: 1fffe0001c8132bc x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40995b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c8b2e068 x19: ffff0000c8b2e000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082dec008 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: 00000000000007ea x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 174624 hardirqs last enabled at (174623): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (174624): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (173442): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (173440): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41d02c0 x27: 1fffe0001c83a058 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41d0298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cad40068 x19: ffff0000cad40000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 180706 hardirqs last enabled at (180705): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (180706): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (180530): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (180528): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41d6260 x27: 1fffe0001c83ac4c x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41d6238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cb7d6068 x19: ffff0000cb7d6000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 186352 hardirqs last enabled at (186351): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (186351): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (186352): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (186096): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (186094): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e420cf40 x27: 1fffe0001c8419e8 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e420cf18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cce8c068 x19: ffff0000cce8c000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 192466 hardirqs last enabled at (192465): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (192465): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (192466): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (192212): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (192210): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e420f580 x27: 1fffe0001c841eb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e420f558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c8e30068 x19: ffff0000c8e30000 x18: 00000000ffffffff x17: 6572203a34373431 x16: ffff800082dec008 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000004403 x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 199612 hardirqs last enabled at (199611): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (199612): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (199358): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (199356): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce5a900 x27: 1fffe0001b9cb520 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce5a8d8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000da8fe068 x19: ffff0000da8fe000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 204882 hardirqs last enabled at (204881): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (204881): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (204882): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (204622): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (204620): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce5d8d0 x27: 1fffe0001b9cbb1a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce5d8a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cf318068 x19: ffff0000cf318000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 210524 hardirqs last enabled at (210523): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (210524): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (210266): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (210264): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce258d0 x27: 1fffe0001b9c4b1a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce258a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cb1fe068 x19: ffff0000cb1fe000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 216914 hardirqs last enabled at (216913): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (216913): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (216914): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (216738): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (216736): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce3bc20 x27: 1fffe0001b9c7784 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce3bbf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cdd42068 x19: ffff0000cdd42000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 224712 hardirqs last enabled at (224711): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (224712): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (224544): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (224542): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce682c0 x27: 1fffe0001b9cd058 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce68298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cdccc068 x19: ffff0000cdccc000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 230366 hardirqs last enabled at (230365): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (230365): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (230366): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (230076): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (230074): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c176cf40 x27: 1fffe000182ed9e8 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c176cf18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d12c4068 x19: ffff0000d12c4000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082dec008 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: 00000000000009ad x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 236790 hardirqs last enabled at (236789): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (236790): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (236462): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (236460): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ex EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce6cf40 x27: 1fffe0001b9cd9e8 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce6cf18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d1f68068 x19: ffff0000d1f68000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 242736 hardirqs last enabled at (242735): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (242735): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (242736): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (242648): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (242646): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dcfc3290 x27: 1fffe0001b9f8652 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dcfc3268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d022a068 x19: ffff0000d022a000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 248566 hardirqs last enabled at (248565): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (248565): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (248566): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (248396): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (248394): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce495e0 x27: 1fffe0001b9c92bc x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce495b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d01d6068 x19: ffff0000d01d6000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082dec008 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000ab6 x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 254334 hardirqs last enabled at (254333): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (254334): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (254264): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (254262): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce4c5b0 x27: 1fffe0001b9c98b6 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce4c588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d5200068 x19: ffff0000d5200000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082dec008 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000b0e x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 259958 hardirqs last enabled at (259957): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (259958): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (259882): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (259880): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c1759f70 x27: 1fffe000182eb3ee x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c1759f48 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d2822068 x19: ffff0000d2822000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 265852 hardirqs last enabled at (265851): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (265851): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (265852): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (265550): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (265548): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dcf82900 x27: 1fffe0001b9f0520 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dcf828d8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d0e4a068 x19: ffff0000d0e4a000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 272196 hardirqs last enabled at (272195): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (272195): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (272196): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (272038): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (272036): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c1760c50 x27: 1fffe000182ec18a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c1760c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d4634068 x19: ffff0000d4634000 x18: 00000000ffffffff x17: 6572203a34373431 x16: ffff800082dec008 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000005ea2 x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 277856 hardirqs last enabled at (277855): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (277856): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (277604): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (277602): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e421a900 x27: 1fffe0001c843520 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e421a8d8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d0e36068 x19: ffff0000d0e36000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 285400 hardirqs last enabled at (285399): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (285400): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (285114): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (285112): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41da900 x27: 1fffe0001c83b520 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41da8d8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d4a52068 x19: ffff0000d4a52000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 291776 hardirqs last enabled at (291775): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (291775): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (291776): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (291616): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (291614): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41e0c50 x27: 1fffe0001c83c18a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41e0c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cdb3e068 x19: ffff0000cdb3e000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 297560 hardirqs last enabled at (297559): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (297560): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (297316): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (297314): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e421f580 x27: 1fffe0001c843eb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e421f558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000df31a068 x19: ffff0000df31a000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 303194 hardirqs last enabled at (303193): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (303193): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (303194): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (302942): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (302940): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e4224f40 x27: 1fffe0001c8449e8 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4224f18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d6f3e068 x19: ffff0000d6f3e000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082dec008 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000005fad x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 309964 hardirqs last enabled at (309963): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (309964): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (309684): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (309682): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41e95e0 x27: 1fffe0001c83d2bc x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41e95b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cdae4068 x19: ffff0000cdae4000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082dec008 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: 000000000000600a x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 315614 hardirqs last enabled at (315613): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (315614): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (315314): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (315312): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e422d8d0 x27: 1fffe0001c845b1a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e422d8a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d7796068 x19: ffff0000d7796000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082dec008 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000006062 x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 320852 hardirqs last enabled at (320851): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (320852): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (320598): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (320596): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e42345b0 x27: 1fffe0001c8468b6 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4234588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d7f58068 x19: ffff0000d7f58000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082dec008 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: 00000000000060bb x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 326124 hardirqs last enabled at (326123): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (326124): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (325838): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (325836): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e423b290 x27: 1fffe0001c847652 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e423b268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000db5c6068 x19: ffff0000db5c6000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082dec008 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000006114 x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000002 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 333816 hardirqs last enabled at (333815): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (333816): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (333548): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (333546): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e423d8d0 x27: 1fffe0001c847b1a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e423d8a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d88d8068 x19: ffff0000d88d8000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 339708 hardirqs last enabled at (339707): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (339707): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (339708): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (339598): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (339598): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (339453): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e4242900 x27: 1fffe0001c848520 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e42428d8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d8a8c068 x19: ffff0000d8a8c000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 346080 hardirqs last enabled at (346079): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (346080): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (346040): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (346040): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (346013): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c16f58d0 x27: 1fffe000182deb1a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c16f58a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000dc30e068 x19: ffff0000dc30e000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 351302 hardirqs last enabled at (351301): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (351302): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (351032): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (351030): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40ac5b0 x27: 1fffe0001c8158b6 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40ac588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c43c0068 x19: ffff0000c43c0000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 355954 hardirqs last enabled at (355953): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (355953): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (355954): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (355778): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (355776): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41f0c50 x27: 1fffe0001c83e18a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41f0c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cefcc068 x19: ffff0000cefcc000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 361798 hardirqs last enabled at (361797): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (361798): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (361536): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (361534): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce5f580 x27: 1fffe0001b9cbeb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce5f558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c6b14068 x19: ffff0000c6b14000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 368060 hardirqs last enabled at (368059): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (368059): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (368060): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (367796): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (367794): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41f4f40 x27: 1fffe0001c83e9e8 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41f4f18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c7398068 x19: ffff0000c7398000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 373700 hardirqs last enabled at (373699): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (373700): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (373410): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (373408): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40b8c50 x27: 1fffe0001c81718a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40b8c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c7c26068 x19: ffff0000c7c26000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 379082 hardirqs last enabled at (379081): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (379082): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (378784): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (378782): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40cf580 x27: 1fffe0001c819eb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40cf558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c7ac6068 x19: ffff0000c7ac6000 x18: 0000000000000000 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 384782 hardirqs last enabled at (384781): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (384782): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (384490): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (384488): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e408bc20 x27: 1fffe0001c811784 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e408bbf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000dc16a068 x19: ffff0000dc16a000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 390460 hardirqs last enabled at (390459): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (390459): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (390460): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (390308): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (390306): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40bf580 x27: 1fffe0001c817eb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40bf558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c98c6068 x19: ffff0000c98c6000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 396984 hardirqs last enabled at (396983): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (396984): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (396682): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (396680): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40b45b0 x27: 1fffe0001c8168b6 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40b4588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cac28068 x19: ffff0000cac28000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 403186 hardirqs last enabled at (403185): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (403185): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (403186): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (402824): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (402822): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e4093290 x27: 1fffe0001c812652 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4093268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cb340068 x19: ffff0000cb340000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 409248 hardirqs last enabled at (409247): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (409247): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (409248): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (409076): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (409074): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40945b0 x27: 1fffe0001c8128b6 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4094588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000e1ba2068 x19: ffff0000e1ba2000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 415322 hardirqs last enabled at (415321): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (415322): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (414986): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (414984): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41f8c50 x27: 1fffe0001c83f18a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41f8c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ccf86068 x19: ffff0000ccf86000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 421330 hardirqs last enabled at (421329): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (421330): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (421180): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (421178): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41febf0 x27: 1fffe0001c83fd7e x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41febc8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d9fac068 x19: ffff0000d9fac000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 426706 hardirqs last enabled at (426705): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (426706): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (426434): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (426432): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e4203290 x27: 1fffe0001c840652 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4203268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d8114068 x19: ffff0000d8114000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 432400 hardirqs last enabled at (432399): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (432400): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (432132): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (432130): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41d15e0 x27: 1fffe0001c83a2bc x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41d15b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cdd36068 x19: ffff0000cdd36000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 438534 hardirqs last enabled at (438533): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (438533): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (438534): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (438356): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (438354): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c1771f70 x27: 1fffe000182ee3ee x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c1771f48 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c8e30068 x19: ffff0000c8e30000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 444032 hardirqs last enabled at (444031): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (444031): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (444032): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (443760): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (443758): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c1776260 x27: 1fffe000182eec4c x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c1776238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cee02068 x19: ffff0000cee02000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 450972 hardirqs last enabled at (450971): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (450971): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (450972): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (449928): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (449926): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce645b0 x27: 1fffe0001b9cc8b6 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce64588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000e4684068 x19: ffff0000e4684000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 456940 hardirqs last enabled at (456939): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (456939): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (456940): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (456670): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (456668): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e42495e0 x27: 1fffe0001c8492bc x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e42495b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c5dc0068 x19: ffff0000c5dc0000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 463086 hardirqs last enabled at (463085): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (463085): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (463086): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (462796): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (462794): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce24f40 x27: 1fffe0001b9c49e8 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce24f18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d06fc068 x19: ffff0000d06fc000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 469214 hardirqs last enabled at (469213): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (469213): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (469214): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (468938): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (468936): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (dev EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c1757580 x27: 1fffe000182eaeb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c1757558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d132a068 x19: ffff0000d132a000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 476812 hardirqs last enabled at (476811): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (476811): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (476812): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (476482): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (476480): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c1751f70 x27: 1fffe000182ea3ee x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c1751f48 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d1f78068 x19: ffff0000d1f78000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 482696 hardirqs last enabled at (482695): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (482695): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (482696): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (482512): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (482510): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce3c5b0 x27: 1fffe0001b9c78b6 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce3c588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c4c04068 x19: ffff0000c4c04000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 488218 hardirqs last enabled at (488217): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (488218): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (488050): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (488048): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce6cf40 x27: 1fffe0001b9cd9e8 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce6cf18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d3156068 x19: ffff0000d3156000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 493726 hardirqs last enabled at (493725): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (493725): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (493726): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (493424): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (493422): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e42082c0 x27: 1fffe0001c841058 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4208298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d26a2068 x19: ffff0000d26a2000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 500148 hardirqs last enabled at (500147): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (500147): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (500148): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (499862): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (499860): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dcdd6bf0 x27: 1fffe0001b9bad7e x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dcdd6bc8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d1fd4068 x19: ffff0000d1fd4000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 505612 hardirqs last enabled at (505611): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (505611): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (505612): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (505346): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (505344): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c1759f70 x27: 1fffe000182eb3ee x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c1759f48 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d606c068 x19: ffff0000d606c000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 511986 hardirqs last enabled at (511985): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (511986): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (511692): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (511690): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce4b290 x27: 1fffe0001b9c9652 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce4b268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d3974068 x19: ffff0000d3974000 x18: 0000000000000000 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 518784 hardirqs last enabled at (518783): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (518784): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (518766): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (518766): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (517639): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce495e0 x27: 1fffe0001b9c92bc x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce495b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d5222068 x19: ffff0000d5222000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 524180 hardirqs last enabled at (524179): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (524180): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (523914): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (523912): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c17695e0 x27: 1fffe000182ed2bc x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c17695b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d5a1e068 x19: ffff0000d5a1e000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 529690 hardirqs last enabled at (529689): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (529690): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (529394): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (529392): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41d9f70 x27: 1fffe0001c83b3ee x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41d9f48 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000db604068 x19: ffff0000db604000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 535106 hardirqs last enabled at (535105): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (535106): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (534768): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (534766): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e42145b0 x27: 1fffe0001c8428b6 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4214588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d47b4068 x19: ffff0000d47b4000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 540694 hardirqs last enabled at (540693): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (540694): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (540406): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (540404): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41df580 x27: 1fffe0001c83beb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41df558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000db222068 x19: ffff0000db222000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 547418 hardirqs last enabled at (547417): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (547418): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (547140): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (547138): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41e4f40 x27: 1fffe0001c83c9e8 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41e4f18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000dddae068 x19: ffff0000dddae000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 553706 hardirqs last enabled at (553705): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (553706): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (553408): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (553406): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dcfc6260 x27: 1fffe0001b9f8c4c x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dcfc6238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000e4836068 x19: ffff0000e4836000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 560590 hardirqs last enabled at (560589): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (560590): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (560304): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (560302): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e421bc20 x27: 1fffe0001c843784 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e421bbf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d7596068 x19: ffff0000d7596000 x18: 0000000000000000 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 565780 hardirqs last enabled at (565779): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (565780): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (565498): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (565496): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e4219f70 x27: 1fffe0001c8433ee x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4219f48 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d6b68068 x19: ffff0000d6b68000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 571116 hardirqs last enabled at (571115): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (571116): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (570778): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (570776): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_c EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e42295e0 x27: 1fffe0001c8452bc x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e42295b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d72aa068 x19: ffff0000d72aa000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 576872 hardirqs last enabled at (576871): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (576871): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (576872): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (576486): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (576484): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e4237580 x27: 1fffe0001c846eb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4237558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d8a96068 x19: ffff0000d8a96000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 582314 hardirqs last enabled at (582313): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (582314): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (582238): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (582236): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e423d8d0 x27: 1fffe0001c847b1a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e423d8a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d68b2068 x19: ffff0000d68b2000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 587548 hardirqs last enabled at (587547): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (587547): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (587548): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (587272): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (587270): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e423f580 x27: 1fffe0001c847eb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e423f558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d5a78068 x19: ffff0000d5a78000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 593190 hardirqs last enabled at (593189): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (593190): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (592928): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (592926): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dcf86bf0 x27: 1fffe0001b9f0d7e x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dcf86bc8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ce2ea068 x19: ffff0000ce2ea000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 599240 hardirqs last enabled at (599239): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (599239): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (599240): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (599068): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (599066): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41f15e0 x27: 1fffe0001c83e2bc x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41f15b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000db5cc068 x19: ffff0000db5cc000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 604710 hardirqs last enabled at (604709): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (604709): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (604710): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (604536): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (604534): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40a9f70 x27: 1fffe0001c8153ee x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40a9f48 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c73e0068 x19: ffff0000c73e0000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 610760 hardirqs last enabled at (610759): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (610760): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (610488): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (610486): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e4246bf0 x27: 1fffe0001c848d7e x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4246bc8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000dfbac068 x19: ffff0000dfbac000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 616960 hardirqs last enabled at (616959): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (616960): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (616602): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (616600): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41f6260 x27: 1fffe0001c83ec4c x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41f6238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c7d9a068 x19: ffff0000c7d9a000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 622264 hardirqs last enabled at (622263): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (622263): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (622264): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (622094): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (622092): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e4242900 x27: 1fffe0001c848520 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e42428d8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c8b88068 x19: ffff0000c8b88000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 627810 hardirqs last enabled at (627809): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (627810): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (627544): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (627542): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e4090c50 x27: 1fffe0001c81218a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4090c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000e4948068 x19: ffff0000e4948000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 634256 hardirqs last enabled at (634255): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (634255): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (634256): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (633974): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (633972): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40d02c0 x27: 1fffe0001c81a058 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40d0298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c7e6e068 x19: ffff0000c7e6e000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 639472 hardirqs last enabled at (639471): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (639472): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (639200): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (639198): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c16ec5b0 x27: 1fffe000182dd8b6 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c16ec588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c74f8068 x19: ffff0000c74f8000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 645900 hardirqs last enabled at (645899): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (645900): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (645636): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (645634): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c16f1f70 x27: 1fffe000182de3ee x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c16f1f48 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000e1b8c068 x19: ffff0000e1b8c000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 651888 hardirqs last enabled at (651887): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (651888): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (651724): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (651722): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c16f3c20 x27: 1fffe000182de784 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c16f3bf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c9ed8068 x19: ffff0000c9ed8000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 657240 hardirqs last enabled at (657239): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (657239): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (657240): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (656946): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (656944): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c175f580 x27: 1fffe000182ebeb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c175f558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cd384068 x19: ffff0000cd384000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 662646 hardirqs last enabled at (662645): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (662645): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (662646): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (662340): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (662338): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c1767580 x27: 1fffe000182eceb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c1767558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ccab4068 x19: ffff0000ccab4000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 668690 hardirqs last enabled at (668689): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (668690): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (668390): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (668388): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c1763c20 x27: 1fffe000182ec784 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c1763bf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d3132068 x19: ffff0000d3132000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 674908 hardirqs last enabled at (674907): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (674907): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (674908): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (674740): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (674738): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_i EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e409ebf0 x27: 1fffe0001c813d7e x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e409ebc8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ce4b0068 x19: ffff0000ce4b0000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 680640 hardirqs last enabled at (680639): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (680639): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (680640): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (679878): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (679876): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41f82c0 x27: 1fffe0001c83f058 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41f8298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ce254068 x19: ffff0000ce254000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 686924 hardirqs last enabled at (686923): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (686924): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (686576): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (686574): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e409cf40 x27: 1fffe0001c8139e8 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e409cf18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000dd346068 x19: ffff0000dd346000 x18: 0000000000000000 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 692136 hardirqs last enabled at (692135): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (692136): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (691882): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (691880): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000c1770c50 x27: 1fffe000182ee18a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000c1770c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d8b8c068 x19: ffff0000d8b8c000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 698086 hardirqs last enabled at (698085): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (698086): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (697810): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (697808): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40895e0 x27: 1fffe0001c8112bc x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40895b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d8e8a068 x19: ffff0000d8e8a000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 704242 hardirqs last enabled at (704241): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (704242): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (703948): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (703946): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40c15e0 x27: 1fffe0001c8182bc x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40c15b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cbe12068 x19: ffff0000cbe12000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 710062 hardirqs last enabled at (710061): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (710061): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (710062): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (709946): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (709944): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e4096260 x27: 1fffe0001c812c4c x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4096238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d06ea068 x19: ffff0000d06ea000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 715630 hardirqs last enabled at (715629): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (715630): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (715368): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (715366): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e40d7580 x27: 1fffe0001c81aeb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e40d7558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d04a0068 x19: ffff0000d04a0000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 721196 hardirqs last enabled at (721195): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (721196): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (720940): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (720938): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce23290 x27: 1fffe0001b9c4652 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce23268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c79c0068 x19: ffff0000c79c0000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 726542 hardirqs last enabled at (726541): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (726541): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (726542): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (726438): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (726436): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e424b290 x27: 1fffe0001c849652 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e424b268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000dc38a068 x19: ffff0000dc38a000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 732542 hardirqs last enabled at (732541): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (732541): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (732542): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (731864): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (731862): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41d58d0 x27: 1fffe0001c83ab1a x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41d58a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000e473a068 x19: ffff0000e473a000 x18: 1fffe000337db690 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 739026 hardirqs last enabled at (739025): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (739025): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (739026): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (738862): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (738860): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e41d6bf0 x27: 1fffe0001c83ad7e x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e41d6bc8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cd12a068 x19: ffff0000cd12a000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 745090 hardirqs last enabled at (745089): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (745090): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (744756): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (744754): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce3f580 x27: 1fffe0001b9c7eb0 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce3f558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c9684068 x19: ffff0000c9684000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 751620 hardirqs last enabled at (751619): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (751620): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (751450): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (751448): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce3e260 x27: 1fffe0001b9c7c4c x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce3e238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d45a0068 x19: ffff0000d45a0000 x18: 0000000000000000 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 757504 hardirqs last enabled at (757503): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (757504): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (757246): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (757244): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce602c0 x27: 1fffe0001b9cc058 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce60298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d1962068 x19: ffff0000d1962000 x18: 0000000000000000 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 762814 hardirqs last enabled at (762813): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (762814): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (762636): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (762634): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 0 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 0 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000e4209f70 x27: 1fffe0001c8413ee x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000e4209f48 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d39a2068 x19: ffff0000d39a2000 x18: 1fffe000337db690 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 768826 hardirqs last enabled at (768825): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (768826): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (768464): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (768464): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (768453): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dce5b290 x27: 1fffe0001b9cb652 x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dce5b268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000db24e068 x19: ffff0000db24e000 x18: 1fffe000337dfe90 x17: ffff80008f57e000 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080492f44 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 774160 hardirqs last enabled at (774159): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1558 [inline] hardirqs last enabled at (774159): [] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5073 hardirqs last disabled at (774160): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (774088): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (774086): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1474: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] WARNING: CPU: 1 PID: 6744 at fs/ext4/xattr.c:1475 ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 Modules linked in: CPU: 1 UID: 0 PID: 6744 Comm: syz-executor.0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] pc : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] lr : ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 sp : ffff8000a56d7140 x29: ffff8000a56d72a0 x28: ffff0000dcdd6bf0 x27: 1fffe0001b9bad7e x26: 0000000000000000 x25: 0000000000000381 x24: ffff700014adae3c x23: ffff0000dcdd6bc8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d0b0e068 x19: ffff0000d0b0e000 x18: 1fffe000337dfe90 x17: 6572203a34373431 x16: ffff800082debf80 x15: 0000000000000001 x14: 1ffff00014adad7c x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014adad7d x10: 0000000000ff0100 x9 : 515ed6ac0e7b4f00 x8 : 515ed6ac0e7b4f00 x7 : ffff800080565240 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000807d6930 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1473 [inline] (P) ext4_xattr_inode_lookup_create+0x86c/0x176c fs/ext4/xattr.c:1593 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1913 ext4_xattr_move_to_block fs/ext4/xattr.c:2664 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2739 [inline] ext4_expand_extra_isize_ea+0xeb8/0x1830 fs/ext4/xattr.c:2827 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6364 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6407 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6485 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6517 __mark_inode_dirty+0x2ac/0x1090 fs/fs-writeback.c:2566 mark_inode_dirty_sync include/linux/fs.h:2619 [inline] iput+0x358/0xad4 fs/inode.c:1947 dentry_unlink_inode+0x384/0x45c fs/dcache.c:466 __dentry_kill+0x170/0x594 fs/dcache.c:669 shrink_kill+0xd4/0x2cc fs/dcache.c:1114 shrink_dentry_list+0x31c/0x6cc fs/dcache.c:1141 shrink_dcache_parent+0xac/0x27c fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1604 shrink_dcache_for_umount+0xa0/0x168 fs/dcache.c:1621 generic_shutdown_super+0x68/0x2b8 fs/super.c:620 kill_block_super+0x44/0x90 fs/super.c:1722 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7403 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 779958 hardirqs last enabled at (779957): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (779958): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (779790): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (779788): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]---