EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e2753e70 x22: ffff0000cfd4a820 x21: ffff0000e2753e98 x20: ffff0000d7570068 x19: ffff0000d7570000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 178386 hardirqs last enabled at (178385): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (178386): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (178290): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (178288): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4ec ]--- EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2807: Unable to expand inode 14. Delete some EAs or run e2fsck. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000dd1cf048 x22: ffff0000d0b9f820 x21: ffff0000dd1cf070 x20: ffff0000c260a068 x19: ffff0000c260a000 x18: 1fffe000341f4996 x17: 1fffe000341f4996 x16: ffff800011254cd0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 184934 hardirqs last enabled at (184933): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (184933): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (184934): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (184928): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (184928): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (184851): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (184851): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (184851): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (184851): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b4ed ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000de838c98 x22: ffff0000d5ced020 x21: ffff0000de838cc0 x20: ffff0000c7806068 x19: ffff0000c7806000 x18: 0000000000000002 x17: 0000000040000000 x16: ffff800011254cd0 x15: 0000000000000002 x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 190462 hardirqs last enabled at (190461): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (190461): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (190462): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (190456): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (190456): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (190433): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (190433): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (190433): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (190433): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b4ee ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000de83be70 x22: ffff0000d3a69020 x21: ffff0000de83be98 x20: ffff0000c20d8068 x19: ffff0000c20d8000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 196092 hardirqs last enabled at (196091): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (196092): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (196008): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (196006): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4ef ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e274aa80 x22: ffff0000c7c6c020 x21: ffff0000e274aaa8 x20: ffff0000da8fc068 x19: ffff0000da8fc000 x18: 1fffe000341f0796 x17: 1fffe000341f0796 x16: ffff800011254cd0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 202658 hardirqs last enabled at (202657): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (202657): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (202658): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (202652): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (202652): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (202569): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (202569): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (202569): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (202569): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b4f0 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000de83f048 x22: ffff0000c213f820 x21: ffff0000de83f070 x20: ffff0000c9f18068 x19: ffff0000c9f18000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 208404 hardirqs last enabled at (208403): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (208404): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (208332): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (208330): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4f1 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000de852a80 x22: ffff0000d253f020 x21: ffff0000de852aa8 x20: ffff0000da484068 x19: ffff0000da484000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 214254 hardirqs last enabled at (214253): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (214254): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (214166): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (214164): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4f2 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e274dc58 x22: ffff0000c8269820 x21: ffff0000e274dc80 x20: ffff0000cfa02068 x19: ffff0000cfa02000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 220610 hardirqs last enabled at (220609): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (220610): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (220516): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (220514): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4f3 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000ee4582a0 x22: ffff0000d795b820 x21: ffff0000ee4582c8 x20: ffff0000db3c6068 x19: ffff0000db3c6000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 226454 hardirqs last enabled at (226453): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (226454): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (226362): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (226360): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4f4 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000ee45b478 x22: ffff0000cff81020 x21: ffff0000ee45b4a0 x20: ffff0000cbd3e068 x19: ffff0000cbd3e000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 232268 hardirqs last enabled at (232267): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (232268): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (232172): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (232170): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4f5 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000de857048 x22: ffff0000d8261820 x21: ffff0000de857070 x20: ffff0000cbd38068 x19: ffff0000cbd38000 x18: 1fffe000341f4996 x17: ffff800016e24000 x16: ffff800011254cd0 x15: ffff800008971494 x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : ffff8000089710cc x5 : ffff0000d6d09698 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 238326 hardirqs last enabled at (238325): [] __call_rcu kernel/rcu/tree.c:3045 [inline] hardirqs last enabled at (238325): [] call_rcu+0x570/0x8f4 kernel/rcu/tree.c:3091 hardirqs last disabled at (238326): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (238204): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (238202): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4f6 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000ee45e650 x22: ffff0000d81b9820 x21: ffff0000ee45e678 x20: ffff0000eedb8068 x19: ffff0000eedb8000 x18: 1fffe000341f4996 x17: 1fffe000341f4996 x16: ffff800011254cd0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 244200 hardirqs last enabled at (244199): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (244199): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (244200): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (244106): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (244104): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4f7 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e266e650 x22: ffff0000cf481020 x21: ffff0000e266e678 x20: ffff0000ceaee068 x19: ffff0000ceaee000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 250960 hardirqs last enabled at (250959): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (250960): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (250870): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (250868): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4f8 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e2602088 x22: ffff0000c5fa8820 x21: ffff0000e26020b0 x20: ffff0000eee78068 x19: ffff0000eee78000 x18: 0000000000000002 x17: 0000000040000000 x16: ffff800011254cd0 x15: 0000000000000002 x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 257054 hardirqs last enabled at (257053): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (257053): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (257054): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (257048): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (257048): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (257035): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (257035): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (257035): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (257035): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b4f9 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e27b9690 x22: ffff0000d7d6d820 x21: ffff0000e27b96b8 x20: ffff0000db3e6068 x19: ffff0000db3e6000 x18: 1fffe000341f0796 x17: 1fffe000341f0796 x16: ffff800011254cd0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 263448 hardirqs last enabled at (263447): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (263447): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (263448): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (263372): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (263370): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4fa ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e27bc868 x22: ffff0000ed336020 x21: ffff0000e27bc890 x20: ffff0000cf35e068 x19: ffff0000cf35e000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 269374 hardirqs last enabled at (269373): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (269374): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (269282): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (269280): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4fb ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e2606650 x22: ffff0000da6e3820 x21: ffff0000e2606678 x20: ffff0000d77b8068 x19: ffff0000d77b8000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 275036 hardirqs last enabled at (275035): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (275036): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (274966): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (274964): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4fc ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e264a088 x22: ffff0000ca417820 x21: ffff0000e264a0b0 x20: ffff0000d01de068 x19: ffff0000d01de000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 280974 hardirqs last enabled at (280973): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (280974): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (280894): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (280892): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4fd ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e27bf048 x22: ffff0000d69b3820 x21: ffff0000e27bf070 x20: ffff0000cfa16068 x19: ffff0000cfa16000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 286478 hardirqs last enabled at (286477): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (286478): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (286392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (286390): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b4fe ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e264dc58 x22: ffff0000cff0b820 x21: ffff0000e264dc80 x20: ffff0000d38dc068 x19: ffff0000d38dc000 x18: 1fffe000341f4996 x17: 1fffe000341f4996 x16: ffff800011254cd0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 291812 hardirqs last enabled at (291811): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (291811): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (291812): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (291806): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (291806): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (291733): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (291733): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (291733): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (291733): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b4ff ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e24da088 x22: ffff0000cb9a2820 x21: ffff0000e24da0b0 x20: ffff0000d533e068 x19: ffff0000d533e000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800008304ad4 x15: 00000000ffffffff x14: 0000000000000001 x13: 1ffff00003e36ce8 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff800008304be4 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 296932 hardirqs last enabled at (296931): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (296932): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (296928): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (296928): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (296905): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (296905): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (296905): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (296905): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b500 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e24dd260 x22: ffff0000cc105820 x21: ffff0000e24dd288 x20: ffff0000dc3e6068 x19: ffff0000dc3e6000 x18: 0000000000000002 x17: 0000000040000000 x16: ffff800011254cd0 x15: 0000000000000002 x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 303098 hardirqs last enabled at (303097): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (303097): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (303098): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (303092): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (303092): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (303075): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (303075): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (303075): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (303075): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b501 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e25f0c98 x22: ffff0000c8e2e820 x21: ffff0000e25f0cc0 x20: ffff0000d5798068 x19: ffff0000d5798000 x18: 1fffe000341f0796 x17: 1fffe000341f0796 x16: ffff800011254cd0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 308292 hardirqs last enabled at (308291): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (308291): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (308292): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (308286): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (308286): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (308215): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (308215): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (308215): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (308215): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b502 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e25f3478 x22: ffff0000ecb13820 x21: ffff0000e25f34a0 x20: ffff0000d60cc068 x19: ffff0000d60cc000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 314076 hardirqs last enabled at (314075): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (314076): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (313998): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (313996): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b503 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e25faa80 x22: ffff0000cef4d820 x21: ffff0000e25faaa8 x20: ffff0000dcaf6068 x19: ffff0000dcaf6000 x18: 1fffe000341f4996 x17: 1fffe000341f4996 x16: ffff800011254cd0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 319666 hardirqs last enabled at (319665): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (319665): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (319666): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (319576): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (319574): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b504 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e25f6650 x22: ffff0000d0b61820 x21: ffff0000e25f6678 x20: ffff0000d6acc068 x19: ffff0000d6acc000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 325456 hardirqs last enabled at (325455): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (325456): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (325368): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (325366): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b505 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e25fdc58 x22: ffff0000d5cc5020 x21: ffff0000e25fdc80 x20: ffff0000d6dec068 x19: ffff0000d6dec000 x18: 0000000000000002 x17: 0000000040000000 x16: ffff800011254cd0 x15: 0000000000000002 x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 330812 hardirqs last enabled at (330811): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (330811): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (330812): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (330806): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (330806): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (330793): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (330793): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (330793): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (330793): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b506 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e2761690 x22: ffff0000edba6820 x21: ffff0000e27616b8 x20: ffff0000dcb88068 x19: ffff0000dcb88000 x18: 0000000000000002 x17: 0000000040000000 x16: ffff800011254cd0 x15: 0000000000000002 x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 337704 hardirqs last enabled at (337703): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (337703): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (337704): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (337602): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (337600): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b507 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e2764868 x22: ffff0000d253d820 x21: ffff0000e2764890 x20: ffff0000d80ac068 x19: ffff0000d80ac000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 343604 hardirqs last enabled at (343603): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (343604): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (343504): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (343502): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b508 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e27682a0 x22: ffff0000c1b92020 x21: ffff0000e27682c8 x20: ffff0000d7c86068 x19: ffff0000d7c86000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 348734 hardirqs last enabled at (348733): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (348734): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (348646): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (348644): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b509 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000ee450c98 x22: ffff0000c921e020 x21: ffff0000ee450cc0 x20: ffff0000d9daa068 x19: ffff0000d9daa000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 353756 hardirqs last enabled at (353755): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (353756): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (353690): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (353688): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b50a ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e276c868 x22: ffff0000cd00d020 x21: ffff0000e276c890 x20: ffff0000cd996068 x19: ffff0000cd996000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 359656 hardirqs last enabled at (359655): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (359656): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (359564): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (359562): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b50b ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e276e650 x22: ffff0000d7b12820 x21: ffff0000e276e678 x20: ffff0000d940e068 x19: ffff0000d940e000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 365828 hardirqs last enabled at (365827): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (365828): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (365748): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (365746): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b50c ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000ee410c98 x22: ffff0000d8809020 x21: ffff0000ee410cc0 x20: ffff0000d98cc068 x19: ffff0000d98cc000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000082c2cc0 x15: 00000000ffffffff x14: 0000000000000003 x13: 1ffff00003e36cd4 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 x2 : 0000000000000006 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 372012 hardirqs last enabled at (372011): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (372011): [] __schedule+0xef8/0x1bc4 kernel/sched/core.c:6401 hardirqs last disabled at (372012): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (372006): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (372006): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (371993): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (371993): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (371993): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (371993): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b50d ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000ee456650 x22: ffff0000dd47c820 x21: ffff0000ee456678 x20: ffff0000eccda068 x19: ffff0000eccda000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 378062 hardirqs last enabled at (378061): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (378062): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (377974): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (377972): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b50e ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000ee412a80 x22: ffff0000ca03a820 x21: ffff0000ee412aa8 x20: ffff0000d893c068 x19: ffff0000d893c000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 384944 hardirqs last enabled at (384943): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (384944): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (384854): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (384852): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b50f ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000deb83478 x22: ffff0000cff05020 x21: ffff0000deb834a0 x20: ffff0000da6a0068 x19: ffff0000da6a0000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 390032 hardirqs last enabled at (390031): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (390032): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (390028): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (390028): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (390015): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (390015): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (390015): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (390015): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b510 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000deb85c58 x22: ffff0000d5880820 x21: ffff0000deb85c80 x20: ffff0000d7576068 x19: ffff0000d7576000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f07ab x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff800008508e1c x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 395998 hardirqs last enabled at (395997): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (395998): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (395908): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (395906): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b511 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000ee416650 x22: ffff0000d8952820 x21: ffff0000ee416678 x20: ffff0000d1b28068 x19: ffff0000d1b28000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 402710 hardirqs last enabled at (402709): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (402710): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (402644): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (402642): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b512 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e2755c58 x22: ffff0000d53f9820 x21: ffff0000e2755c80 x20: ffff0000d8588068 x19: ffff0000d8588000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 408552 hardirqs last enabled at (408551): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (408552): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (408458): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (408456): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b513 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e2756650 x22: ffff0000d2daf020 x21: ffff0000e2756678 x20: ffff0000c5be8068 x19: ffff0000c5be8000 x18: 1fffe000341f4996 x17: 1fffe000341f4996 x16: ffff800011254cd0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 414496 hardirqs last enabled at (414495): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (414495): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (414496): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (414490): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (414490): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (414257): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (414257): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (414257): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (414257): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b514 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e27702a0 x22: ffff0000d2dac020 x21: ffff0000e27702c8 x20: ffff0000e8b9a068 x19: ffff0000e8b9a000 x18: 0000000000000002 x17: 0000000040000000 x16: ffff800011254cd0 x15: 0000000000000002 x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 419890 hardirqs last enabled at (419889): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (419889): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (419890): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (419806): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (419804): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b515 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e2773478 x22: ffff0000d6bc3020 x21: ffff0000e27734a0 x20: ffff0000d7cd6068 x19: ffff0000d7cd6000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 425088 hardirqs last enabled at (425087): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (425088): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (425000): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (424998): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b516 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000de83c868 x22: ffff0000dbc48820 x21: ffff0000de83c890 x20: ffff0000c84b6068 x19: ffff0000c84b6000 x18: 1fffe000341f0796 x17: 1fffe000341f0796 x16: ffff800011254cd0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 430588 hardirqs last enabled at (430587): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (430587): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (430588): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (430098): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (430096): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b517 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000de83a088 x22: ffff0000c7a24020 x21: ffff0000de83a0b0 x20: ffff0000d4662068 x19: ffff0000d4662000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 435420 hardirqs last enabled at (435419): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (435420): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (435322): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (435320): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b518 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000de83f048 x22: ffff0000d0177820 x21: ffff0000de83f070 x20: ffff0000c802c068 x19: ffff0000c802c000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 440984 hardirqs last enabled at (440983): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (440984): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (440890): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (440888): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b519 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e25b82a0 x22: ffff0000ed5c5820 x21: ffff0000e25b82c8 x20: ffff0000d69c8068 x19: ffff0000d69c8000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 446002 hardirqs last enabled at (446001): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (446002): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (445930): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (445928): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b51a ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000de853478 x22: ffff0000cf49e020 x21: ffff0000de8534a0 x20: ffff0000dbbaa068 x19: ffff0000dbbaa000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 451654 hardirqs last enabled at (451653): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (451654): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (451650): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (451650): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (451643): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (451643): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (451643): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (451643): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b51b ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e25ba088 x22: ffff0000d867e820 x21: ffff0000e25ba0b0 x20: ffff0000d9f04068 x19: ffff0000d9f04000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 456900 hardirqs last enabled at (456899): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (456900): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (456814): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (456812): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b51c ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000de856650 x22: ffff0000d81b1820 x21: ffff0000de856678 x20: ffff0000c1588068 x19: ffff0000c1588000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 462414 hardirqs last enabled at (462413): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (462414): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (462410): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (462410): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (462377): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (462377): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (462377): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (462377): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b51d ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000ee45f048 x22: ffff0000d81b9820 x21: ffff0000ee45f070 x20: ffff0000ed072068 x19: ffff0000ed072000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 468264 hardirqs last enabled at (468263): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (468264): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (468198): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (468196): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b51e ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000ee45c868 x22: ffff0000d7ba9820 x21: ffff0000ee45c890 x20: ffff0000ed3cc068 x19: ffff0000ed3cc000 x18: 1fffe000341f0796 x17: 1fffe000341f0796 x16: ffff800011254cd0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 473864 hardirqs last enabled at (473863): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (473863): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (473864): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (473858): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (473858): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (473845): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (473845): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (473845): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (473845): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b51f ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e25bf048 x22: ffff0000d47f8020 x21: ffff0000e25bf070 x20: ffff0000ef40c068 x19: ffff0000ef40c000 x18: 1fffe000341f0796 x17: 1fffe000341f0796 x16: ffff8000082c2cc0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe0001ac16c42 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008237984 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 479010 hardirqs last enabled at (479009): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (479009): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (479010): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (479004): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (479004): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (478995): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (478995): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (478995): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (478995): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b520 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e269a088 x22: ffff0000d31dd820 x21: ffff0000e269a0b0 x20: ffff0000cbb18068 x19: ffff0000cbb18000 x18: 1fffe000341f0796 x17: 1fffe000341f0796 x16: ffff800011254cd0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 484356 hardirqs last enabled at (484355): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (484355): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (484356): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (484350): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (484350): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (484331): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (484331): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (484331): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (484331): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b521 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e269be70 x22: ffff0000cdb3c020 x21: ffff0000e269be98 x20: ffff0000dcd04068 x19: ffff0000dcd04000 x18: 1fffe000341f4996 x17: 1fffe000341f4996 x16: ffff800011254cd0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 489746 hardirqs last enabled at (489745): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (489745): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (489746): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (489736): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (489736): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (489673): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (489673): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (489673): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (489673): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b522 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e2603478 x22: ffff0000cf91a020 x21: ffff0000e26034a0 x20: ffff0000cef32068 x19: ffff0000cef32000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800008304ad4 x15: 00000000ffffffff x14: 0000000000000001 x13: 1ffff00003e36ce8 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff800008304be4 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 494600 hardirqs last enabled at (494599): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (494600): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (494596): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (494596): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (494587): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (494587): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (494587): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (494587): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b523 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e269f048 x22: ffff0000d1533020 x21: ffff0000e269f070 x20: ffff0000d07ae068 x19: ffff0000d07ae000 x18: 0000000000000002 x17: 0000000040000000 x16: ffff800011254cd0 x15: 0000000000000002 x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 500386 hardirqs last enabled at (500385): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (500385): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (500386): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (500304): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (500302): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b524 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e27bb478 x22: ffff0000dd503020 x21: ffff0000e27bb4a0 x20: ffff0000ee116068 x19: ffff0000ee116000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 505800 hardirqs last enabled at (505799): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (505800): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (505708): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (505706): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b525 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e26002a0 x22: ffff0000c6011020 x21: ffff0000e26002c8 x20: ffff0000d2590068 x19: ffff0000d2590000 x18: 1fffe000341f4996 x17: 1fffe000341f4996 x16: ffff8000082c2cc0 x15: ffff80001432ed40 x14: 0000000000000001 x13: 1fffe0001ac16c42 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008237984 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 510968 hardirqs last enabled at (510967): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (510967): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (510968): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (510962): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (510962): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (510943): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (510943): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (510943): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (510943): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b526 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e27be650 x22: ffff0000cf7d3820 x21: ffff0000e27be678 x20: ffff0000cfd56068 x19: ffff0000cfd56000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 516020 hardirqs last enabled at (516019): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (516020): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (515948): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (515946): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b527 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 1 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 1 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e266d260 x22: ffff0000d0418020 x21: ffff0000e266d288 x20: ffff0000eda7e068 x19: ffff0000eda7e000 x18: 0000000000000002 x17: 0000000040000000 x16: ffff800011254cd0 x15: 0000000000000002 x14: 0000000000000001 x13: 1fffe000341f60d7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0fa4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 522114 hardirqs last enabled at (522113): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (522113): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (522114): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (522108): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (522108): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (522101): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (522101): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (522101): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (522101): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b528 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e24dd260 x22: ffff0000ed5c5020 x21: ffff0000e24dd288 x20: ffff0000d5696068 x19: ffff0000d5696000 x18: 0000000000000001 x17: 0000000000000040 x16: ffff800011254cd0 x15: 0000000000000000 x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 527016 hardirqs last enabled at (527015): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (527015): [] __schedule+0xef8/0x1bc4 kernel/sched/core.c:6401 hardirqs last disabled at (527016): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (526918): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (526916): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 3f77507f3878b529 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1426: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] WARNING: CPU: 0 PID: 4933 at fs/ext4/xattr.c:1427 ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 Modules linked in: CPU: 0 PID: 4933 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] pc : ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1425 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] lr : ext4_xattr_set_entry+0x11f8/0x2e50 fs/ext4/xattr.c:1673 sp : ffff80001f1b6f80 x29: ffff80001f1b71c0 x28: ffff700003e36e18 x27: ffff80001f1b72f8 x26: dfff800000000000 x25: 1ffff00003e36e9b x24: 1ffff00003e36e5f x23: ffff0000e24de650 x22: ffff0000ce80e020 x21: ffff0000e24de678 x20: ffff0000cfce2068 x19: ffff0000cfce2000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011254cd0 x15: 00000000ffffffff x14: 0000000000000001 x13: 1fffe000341f1ed7 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 80b8cbbec163b800 x8 : 00000000000000f8 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f1b6758 x4 : ffff80001436f3e0 x3 : ffff80000a75d2cc x2 : ffff0001a0f83d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:-1 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1545 [inline] ext4_xattr_set_entry+0x11fc/0x2e50 fs/ext4/xattr.c:1673 ext4_xattr_block_set+0x524/0x267c fs/ext4/xattr.c:1993 ext4_xattr_move_to_block fs/ext4/xattr.c:2618 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline] ext4_expand_extra_isize_ea+0xd54/0x14f0 fs/ext4/xattr.c:2781 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5905 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5948 [inline] __ext4_mark_inode_dirty+0x434/0x79c fs/ext4/inode.c:6026 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6058 __mark_inode_dirty+0x2b0/0xf8c fs/fs-writeback.c:2480 mark_inode_dirty_sync include/linux/fs.h:2473 [inline] iput+0x1b0/0x764 fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x400/0x7b8 fs/dcache.c:1181 shrink_dcache_parent+0xb4/0x364 fs/dcache.c:-1 do_one_tree+0x2c/0xf0 fs/dcache.c:1662 shrink_dcache_for_umount+0x68/0x114 fs/dcache.c:1679 generic_shutdown_super+0x68/0x2f0 fs/super.c:447 kill_block_super+0x70/0xdc fs/super.c:1427 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 532622 hardirqs last enabled at (532621): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:257 hardirqs last disabled at (532622): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (532540): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (532540): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (532525): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (532525): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (532525): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (532525): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 3f77507f3878b52a ]---