EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Not tainted 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3e53c20 x27: 1fffe0001c7ca784 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3e53bf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c9684068 x19: ffff0000c9684000 x18: 00000000ffffffff x17: ffff800093364000 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 151570 hardirqs last enabled at (151569): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (151569): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (151570): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (151556): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (151554): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2848: Unable to expand inode 12. 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3e56260 x27: 1fffe0001c7cac4c x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3e56238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c9e72068 x19: ffff0000c9e72000 x18: 00000000ffffffff x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 158464 hardirqs last enabled at (158463): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (158463): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (158464): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (158450): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (158448): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fd0c50 x27: 1fffe0001c7fa18a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fd0c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cb976068 x19: ffff0000cb976000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 165668 hardirqs last enabled at (165667): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (165667): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (165668): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (165654): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (165652): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3df6bf0 x27: 1fffe0001c7bed7e x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3df6bc8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000dc7aa068 x19: ffff0000dc7aa000 x18: 00000000ffffffff x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 173300 hardirqs last enabled at (173299): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (173299): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (173300): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (173286): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (173284): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fd3290 x27: 1fffe0001c7fa652 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fd3268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d38e8068 x19: ffff0000d38e8000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 181754 hardirqs last enabled at (181753): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (181753): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (181754): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (181738): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (181736): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fd58d0 x27: 1fffe0001c7fab1a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fd58a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000dd69c068 x19: ffff0000dd69c000 x18: 00000000ffffffff x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 187312 hardirqs last enabled at (187311): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (187311): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (187312): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (187298): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (187296): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fd82c0 x27: 1fffe0001c7fb058 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fd8298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d9f70068 x19: ffff0000d9f70000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 193548 hardirqs last enabled at (193547): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (193547): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (193548): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (193534): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (193532): [] 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_crea EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3c20c50 x27: 1fffe0001c78418a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3c20c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cd812068 x19: ffff0000cd812000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 199006 hardirqs last enabled at (199005): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (199005): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (199006): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (198988): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (198986): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3ea8c50 x27: 1fffe0001c7d518a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3ea8c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ce6cc068 x19: ffff0000ce6cc000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 205304 hardirqs last enabled at (205303): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (205303): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (205304): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (205288): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (205286): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3eab290 x27: 1fffe0001c7d5652 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3eab268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c9b16068 x19: ffff0000c9b16000 x18: 0000000000000000 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 211678 hardirqs last enabled at (211677): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (211677): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (211678): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (211664): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (211662): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3ead8d0 x27: 1fffe0001c7d5b1a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3ead8a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cb938068 x19: ffff0000cb938000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 217070 hardirqs last enabled at (217069): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (217069): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (217070): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (217056): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (217054): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000de7802c0 x27: 1fffe0001bcf0058 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000de780298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c5a86068 x19: ffff0000c5a86000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 224000 hardirqs last enabled at (223999): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (223999): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (224000): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (223986): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (223984): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000de782900 x27: 1fffe0001bcf0520 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000de7828d8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c8890068 x19: ffff0000c8890000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 229604 hardirqs last enabled at (229603): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (229603): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (229604): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (229588): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (229586): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fda900 x27: 1fffe0001c7fb520 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fda8d8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d0f76068 x19: ffff0000d0f76000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008ae63d08 x15: ffff700011ede144 x14: 1ffff00011ede144 x13: 0000000000000004 x12: ffffffffffffffff x11: ffff700011ede144 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff80008054d314 x2 : 0000000000000000 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 235682 hardirqs last enabled at (235681): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (235681): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (235682): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (235666): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (235664): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fdcf40 x27: 1fffe0001c7fb9e8 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fdcf18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ceeb0068 x19: ffff0000ceeb0000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 241714 hardirqs last enabled at (241713): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (241713): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (241714): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (241694): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (241692): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fdf580 x27: 1fffe0001c7fbeb0 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fdf558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c61d8068 x19: ffff0000c61d8000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 247466 hardirqs last enabled at (247465): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (247465): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (247466): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (247452): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (247450): [] 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 warni EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000de784f40 x27: 1fffe0001bcf09e8 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000de784f18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d3c1e068 x19: ffff0000d3c1e000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 253360 hardirqs last enabled at (253359): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (253359): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (253360): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (253344): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (253342): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000de787580 x27: 1fffe0001bcf0eb0 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000de787558 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c2e7a068 x19: ffff0000c2e7a000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 258870 hardirqs last enabled at (258869): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (258869): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (258870): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (258854): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (258852): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000de791f70 x27: 1fffe0001bcf23ee x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000de791f48 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d18f4068 x19: ffff0000d18f4000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 264902 hardirqs last enabled at (264901): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (264901): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (264902): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (264888): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (264886): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000de7945b0 x27: 1fffe0001bcf28b6 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000de794588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d4888068 x19: ffff0000d4888000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 271980 hardirqs last enabled at (271979): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (271979): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (271980): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (271966): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (271964): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000de796bf0 x27: 1fffe0001bcf2d7e x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000de796bc8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c1ef0068 x19: ffff0000c1ef0000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 277210 hardirqs last enabled at (277209): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (277209): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (277210): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (277196): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (277194): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3dd15e0 x27: 1fffe0001c7ba2bc x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3dd15b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d486a068 x19: ffff0000d486a000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 281766 hardirqs last enabled at (281765): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (281765): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (281766): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (281752): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (281750): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3de1f70 x27: 1fffe0001c7bc3ee x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3de1f48 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d5278068 x19: ffff0000d5278000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 287718 hardirqs last enabled at (287717): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (287717): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (287718): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (287704): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (287702): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3dd3c20 x27: 1fffe0001c7ba784 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3dd3bf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d5334068 x19: ffff0000d5334000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 293956 hardirqs last enabled at (293955): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (293955): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (293956): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (293940): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (293938): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3dd6260 x27: 1fffe0001c7bac4c x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3dd6238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d608e068 x19: ffff0000d608e000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 299782 hardirqs last enabled at (299781): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (299781): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (299782): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (299766): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (299764): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d68c50 x27: 1fffe0001c7ad18a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d68c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d5db4068 x19: ffff0000d5db4000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 305568 hardirqs last enabled at (305567): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (305567): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (305568): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (305554): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (305552): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3de45b0 x27: 1fffe0001c7bc8b6 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3de4588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d69b4068 x19: ffff0000d69b4000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 310904 hardirqs last enabled at (310903): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (310903): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (310904): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (310890): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (310888): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d6bc20 x27: 1fffe0001c7ad784 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d6bbf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d0106068 x19: ffff0000d0106000 x18: 0000000000000000 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 316518 hardirqs last enabled at (316517): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (316517): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (316518): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (316504): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (316502): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d6e260 x27: 1fffe0001c7adc4c x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d6e238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cb9e8068 x19: ffff0000cb9e8000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 323520 hardirqs last enabled at (323519): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (323519): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (323520): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (323504): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (323502): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3de58d0 x27: 1fffe0001c7bcb1a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3de58a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ddf30068 x19: ffff0000ddf30000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 330060 hardirqs last enabled at (330059): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (330059): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (330060): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (330042): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (330040): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d815e0 x27: 1fffe0001c7b02bc x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d815b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d0fda068 x19: ffff0000d0fda000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 336422 hardirqs last enabled at (336421): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (336421): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (336422): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (336408): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (336406): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d83c20 x27: 1fffe0001c7b0784 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d83bf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000eb0e8068 x19: ffff0000eb0e8000 x18: 00000000ffffffff x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 342752 hardirqs last enabled at (342751): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (342751): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (342752): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (342738): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (342736): [] 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:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d86260 x27: 1fffe0001c7b0c4c x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d86238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c56ee068 x19: ffff0000c56ee000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 348214 hardirqs last enabled at (348213): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (348213): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (348214): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (348200): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (348198): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d58c50 x27: 1fffe0001c7ab18a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d58c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d6576068 x19: ffff0000d6576000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 353850 hardirqs last enabled at (353849): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (353849): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (353850): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (353836): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (353834): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d5b290 x27: 1fffe0001c7ab652 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d5b268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c6992068 x19: ffff0000c6992000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 360378 hardirqs last enabled at (360377): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (360377): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (360378): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (360364): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (360362): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000dcba02c0 x27: 1fffe0001b974058 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000dcba0298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d8f4a068 x19: ffff0000d8f4a000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 365832 hardirqs last enabled at (365831): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (365831): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (365832): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (365816): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (365814): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d5d8d0 x27: 1fffe0001c7abb1a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d5d8a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c846e068 x19: ffff0000c846e000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 373588 hardirqs last enabled at (373587): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (373587): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (373588): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (373572): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (373570): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d5ebf0 x27: 1fffe0001c7abd7e x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d5ebc8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d950e068 x19: ffff0000d950e000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 378624 hardirqs last enabled at (378623): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (378623): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (378624): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (378610): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (378608): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d795e0 x27: 1fffe0001c7af2bc x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d795b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d24e2068 x19: ffff0000d24e2000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 384932 hardirqs last enabled at (384931): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (384931): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (384932): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (384918): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (384916): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d7bc20 x27: 1fffe0001c7af784 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d7bbf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c721a068 x19: ffff0000c721a000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 390924 hardirqs last enabled at (390923): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (390923): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (390924): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (390910): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (390908): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3d7e260 x27: 1fffe0001c7afc4c x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3d7e238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c6c52068 x19: ffff0000c6c52000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 397632 hardirqs last enabled at (397631): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (397631): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (397632): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (397618): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (397616): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000dcba3c20 x27: 1fffe0001b974784 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000dcba3bf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c9b30068 x19: ffff0000c9b30000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 403520 hardirqs last enabled at (403519): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (403519): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (403520): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (403506): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (403504): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fb8c50 x27: 1fffe0001c7f718a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fb8c28 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ca04c068 x19: ffff0000ca04c000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 409810 hardirqs last enabled at (409809): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (409809): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (409810): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (409796): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (409794): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000dcba6260 x27: 1fffe0001b974c4c x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000dcba6238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d5e26068 x19: ffff0000d5e26000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 415594 hardirqs last enabled at (415593): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (415593): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (415594): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (415580): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (415578): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fbb290 x27: 1fffe0001c7f7652 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fbb268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cacea068 x19: ffff0000cacea000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 421042 hardirqs last enabled at (421041): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (421041): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (421042): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (421028): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (421026): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fbd8d0 x27: 1fffe0001c7f7b1a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fbd8a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d8bd0068 x19: ffff0000d8bd0000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 426910 hardirqs last enabled at (426909): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (426909): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (426910): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (426894): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (426892): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3e558d0 x27: 1fffe0001c7cab1a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3e558a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ce8a6068 x19: ffff0000ce8a6000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 433452 hardirqs last enabled at (433451): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (433451): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (433452): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (433438): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (433436): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fd02c0 x27: 1fffe0001c7fa058 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fd0298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c5cf8068 x19: ffff0000c5cf8000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 439252 hardirqs last enabled at (439251): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (439251): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (439252): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (439238): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (439236): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3e545b0 x27: 1fffe0001c7ca8b6 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3e54588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c5a7e068 x19: ffff0000c5a7e000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 444700 hardirqs last enabled at (444699): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (444699): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (444700): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (444686): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (444684): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3df6260 x27: 1fffe0001c7bec4c x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3df6238 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000c75a4068 x19: ffff0000c75a4000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 449882 hardirqs last enabled at (449881): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (449881): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (449882): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (449866): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (449864): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3df4f40 x27: 1fffe0001c7be9e8 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3df4f18 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000da330068 x19: ffff0000da330000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 455478 hardirqs last enabled at (455477): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (455477): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (455478): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (455462): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (455460): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fd1f70 x27: 1fffe0001c7fa3ee x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fd1f48 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ceeea068 x19: ffff0000ceeea000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 460634 hardirqs last enabled at (460633): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (460633): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (460634): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (460618): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (460616): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3eab290 x27: 1fffe0001c7d5652 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3eab268 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cc71a068 x19: ffff0000cc71a000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 466686 hardirqs last enabled at (466685): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (466685): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (466686): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (466670): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (466668): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3fd45b0 x27: 1fffe0001c7fa8b6 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3fd4588 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000dadba068 x19: ffff0000dadba000 x18: 0000000000000000 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 472404 hardirqs last enabled at (472403): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (472403): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (472404): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (472390): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (472388): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 0 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 0 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3c202c0 x27: 1fffe0001c784058 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3c20298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d8d94068 x19: ffff0000d8d94000 x18: 1fffe000337d4076 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 479058 hardirqs last enabled at (479057): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (479057): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (479058): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (479042): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (479040): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000de7802c0 x27: 1fffe0001bcf0058 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000de780298 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d0fbe068 x19: ffff0000d0fbe000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 484908 hardirqs last enabled at (484907): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (484907): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (484908): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (484894): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (484892): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000de782900 x27: 1fffe0001bcf0520 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000de7828d8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ce070068 x19: ffff0000ce070000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 490468 hardirqs last enabled at (490467): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (490467): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (490468): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (490454): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (490452): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3de95e0 x27: 1fffe0001c7bd2bc x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3de95b8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000ea0a6068 x19: ffff0000ea0a6000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 496290 hardirqs last enabled at (496289): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (496289): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (496290): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (496276): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (496274): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3debc20 x27: 1fffe0001c7bd784 x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3debbf8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000cea12068 x19: ffff0000cea12000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 501402 hardirqs last enabled at (501401): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (501401): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (501402): [] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574 softirqs last enabled at (501388): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (501386): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1469: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] WARNING: CPU: 1 PID: 6636 at fs/ext4/xattr.c:1470 ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 Modules linked in: CPU: 1 UID: 0 PID: 6636 Comm: syz-executor Tainted: G W 6.16.0-rc5-syzkaller-gec4801305969 #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] pc : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] lr : ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 sp : ffff80009db47100 x29: ffff80009db47260 x28: ffff0000e3ead8d0 x27: 1fffe0001c7d5b1a x26: 0000000000000000 x25: 000000000000feeb x24: ffff700013b68e34 x23: ffff0000e3ead8a8 x22: 0000000000000000 x21: dfff800000000000 x20: ffff0000d3782068 x19: ffff0000d3782000 x18: 1fffe000337d8876 x17: 6572203a39363431 x16: ffff80008aefc458 x15: 0000000000000001 x14: 1ffff00013b68d70 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700013b68d71 x10: 0000000000ff0100 x9 : dab28370fd92d400 x8 : dab28370fd92d400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009db46958 x4 : ffff80008f766be0 x3 : ffff8000807bd1d8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1468 [inline] (P) ext4_xattr_inode_lookup_create+0x868/0x1768 fs/ext4/xattr.c:1588 (P) ext4_xattr_block_set+0x1bc/0x24bc fs/ext4/xattr.c:1908 ext4_xattr_move_to_block fs/ext4/xattr.c:2659 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2734 [inline] ext4_expand_extra_isize_ea+0xeb4/0x182c fs/ext4/xattr.c:2822 __ext4_expand_extra_isize+0x2a0/0x37c fs/ext4/inode.c:6306 ext4_try_to_expand_extra_isize fs/ext4/inode.c:6349 [inline] __ext4_mark_inode_dirty+0x3c0/0x6fc fs/ext4/inode.c:6427 ext4_dirty_inode+0xd4/0x104 fs/ext4/inode.c:6459 __mark_inode_dirty+0x2ac/0x10dc fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2603 [inline] iput+0x1cc/0x83c fs/inode.c:1921 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:621 kill_block_super+0x44/0x90 fs/super.c:1755 ext4_kill_sb+0x68/0xa4 fs/ext4/super.c:7391 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1417 __cleanup_mnt+0x20/0x30 fs/namespace.c:1424 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x174/0x1f4 arch/arm64/kernel/entry-common.c:155 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:173 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:182 [inline] el0_svc+0xb8/0x180 arch/arm64/kernel/entry-common.c:880