EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d96c2020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2bde650 x23: ffff0000e2bde678 x22: ffff0000d96c2020 x21: 00000000bd8f6515 x20: ffff0000de346068 x19: ffff0000de346000 x18: 0000000000000002 x17: ffff800016d16000 x16: ffff8000111c81d4 x15: ffff8000167f6500 x14: ffff0000de165bc0 x13: 1ffff0000283006b x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 164760 hardirqs last enabled at (164759): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (164759): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (164760): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (164754): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (164754): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604 softirqs last disabled at (164627): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (164627): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (164627): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (164627): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659 ---[ end trace bba4a304abedb77b ]--- EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2825: Unable to expand inode 12. Delete some EAs or run e2fsck. EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d0c8d820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2bd3478 x23: ffff0000e2bd34a0 x22: ffff0000d0c8d820 x21: 00000000bd8f6515 x20: ffff0000e8c5a068 x19: ffff0000e8c5a000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 172224 hardirqs last enabled at (172223): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (172224): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (171680): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (171678): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb77c ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c0e01020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2bd5260 x23: ffff0000e2bd5288 x22: ffff0000c0e01020 x21: 00000000bd8f6515 x20: ffff0000da7ea068 x19: ffff0000da7ea000 x18: 0000000000000002 x17: 0000000040000000 x16: ffff8000111c81d4 x15: 0000000000000002 x14: 0000000000ff0100 x13: 1ffff0000283006b x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 179500 hardirqs last enabled at (179499): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (179499): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (179500): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (178966): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (178964): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb77d ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd915020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e28382a0 x23: ffff0000e28382c8 x22: ffff0000cd915020 x21: 00000000bd8f6515 x20: ffff0000c7c8e068 x19: ffff0000c7c8e000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 187254 hardirqs last enabled at (187253): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (187254): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (186736): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (186734): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb77e ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000da8a0020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e283aa80 x23: ffff0000e283aaa8 x22: ffff0000da8a0020 x21: 00000000bd8f6515 x20: ffff0000db592068 x19: ffff0000db592000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 194314 hardirqs last enabled at (194313): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (194314): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (193872): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (193870): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb77f ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000dbff8820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e283d260 x23: ffff0000e283d288 x22: ffff0000dbff8820 x21: 00000000bd8f6515 x20: ffff0000ec08e068 x19: ffff0000ec08e000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 200990 hardirqs last enabled at (200989): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (200990): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (200464): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (200462): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb780 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d1fa4820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee44aa80 x23: ffff0000ee44aaa8 x22: ffff0000d1fa4820 x21: 00000000bd8f6515 x20: ffff0000dadfc068 x19: ffff0000dadfc000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 208718 hardirqs last enabled at (208717): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (208718): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (208200): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (208198): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb781 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000dcd5f020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee44d260 x23: ffff0000ee44d288 x22: ffff0000dcd5f020 x21: 00000000bd8f6515 x20: ffff0000c1f44068 x19: ffff0000c1f44000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 216502 hardirqs last enabled at (216501): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (216502): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (216088): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (216086): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb782 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d5903020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee4502a0 x23: ffff0000ee4502c8 x22: ffff0000d5903020 x21: 00000000bd8f6515 x20: ffff0000ecd94068 x19: ffff0000ecd94000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 223262 hardirqs last enabled at (223261): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (223262): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (223258): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (223258): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604 softirqs last disabled at (223165): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (223165): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (223165): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (223165): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659 ---[ end trace bba4a304abedb783 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cdc93820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd7582a0 x23: ffff0000dd7582c8 x22: ffff0000cdc93820 x21: 00000000bd8f6515 x20: ffff0000d7044068 x19: ffff0000d7044000 x18: 1fffe0003421a996 x17: 1fffe0003421a996 x16: ffff8000082c0bfc x15: ffff80001421ed80 x14: ffff0001a10d4cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000823562c x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 230294 hardirqs last enabled at (230293): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (230293): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (230294): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (230288): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (230288): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604 softirqs last disabled at (230277): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (230277): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (230277): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (230277): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659 ---[ end trace bba4a304abedb784 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c81eb020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee451690 x23: ffff0000ee4516b8 x22: ffff0000c81eb020 x21: 00000000bd8f6515 x20: ffff0000ecaa4068 x19: ffff0000ecaa4000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 237162 hardirqs last enabled at (237161): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (237162): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (236640): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (236638): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb785 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d96a7020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd75be70 x23: ffff0000dd75be98 x22: ffff0000d96a7020 x21: 00000000bd8f6515 x20: ffff0000dbda8068 x19: ffff0000dbda8000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 244554 hardirqs last enabled at (244553): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (244554): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (244032): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (244030): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb786 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000da859020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee453e70 x23: ffff0000ee453e98 x22: ffff0000da859020 x21: 00000000bd8f6515 x20: ffff0000c7cd4068 x19: ffff0000c7cd4000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 252610 hardirqs last enabled at (252609): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (252610): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (252178): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (252176): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb787 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d0e04020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee456650 x23: ffff0000ee456678 x22: ffff0000d0e04020 x21: 00000000bd8f6515 x20: ffff0000ecc4c068 x19: ffff0000ecc4c000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 259118 hardirqs last enabled at (259117): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (259118): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (258682): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (258680): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb788 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000ecc07820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee459690 x23: ffff0000ee4596b8 x22: ffff0000ecc07820 x21: 00000000bd8f6515 x20: ffff0000cc022068 x19: ffff0000cc022000 x18: 1fffe00034216796 x17: 1fffe00034216796 x16: ffff8000111c81d4 x15: ffff80001421ed80 x14: ffff0001a10b3cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 266532 hardirqs last enabled at (266531): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (266531): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (266532): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (266526): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (266526): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604 softirqs last disabled at (266419): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (266419): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (266419): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (266419): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659 ---[ end trace bba4a304abedb789 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000da8a9020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee45be70 x23: ffff0000ee45be98 x22: ffff0000da8a9020 x21: 00000000bd8f6515 x20: ffff0000d9fa4068 x19: ffff0000d9fa4000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 273832 hardirqs last enabled at (273831): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (273832): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (273828): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (273828): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604 softirqs last disabled at (273717): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (273717): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (273717): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (273717): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659 ---[ end trace bba4a304abedb78a ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cc182820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd75e650 x23: ffff0000dd75e678 x22: ffff0000cc182820 x21: 00000000bd8f6515 x20: ffff0000dc2e0068 x19: ffff0000dc2e0000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 4081d6f5af7dbf2f x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 280478 hardirqs last enabled at (280477): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (280477): [] __schedule+0xefc/0x1bf8 kernel/sched/core.c:6401 hardirqs last disabled at (280478): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (280062): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (280060): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb78b ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000de375820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee45e650 x23: ffff0000ee45e678 x22: ffff0000de375820 x21: 00000000bd8f6515 x20: ffff0000e904c068 x19: ffff0000e904c000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 287328 hardirqs last enabled at (287327): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (287328): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (286794): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (286792): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb78c ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d8351820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee441690 x23: ffff0000ee4416b8 x22: ffff0000d8351820 x21: 00000000bd8f6515 x20: ffff0000e8480068 x19: ffff0000e8480000 x18: 1fffe0003421a996 x17: 1fffe0003421a996 x16: ffff8000111c81d4 x15: ffff80001421ed80 x14: ffff0001a10d4cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 294962 hardirqs last enabled at (294961): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (294961): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (294962): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (294956): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (294956): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604 softirqs last disabled at (294839): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (294839): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (294839): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (294839): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659 ---[ end trace bba4a304abedb78d ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000ce0ed820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e29c3e70 x23: ffff0000e29c3e98 x22: ffff0000ce0ed820 x21: 00000000bd8f6515 x20: ffff0000caf22068 x19: ffff0000caf22000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 301436 hardirqs last enabled at (301435): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (301436): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (300984): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (300982): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb78e ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c661d020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee445260 x23: ffff0000ee445288 x22: ffff0000c661d020 x21: 00000000bd8f6515 x20: ffff0000cfc7e068 x19: ffff0000cfc7e000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff800008504710 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 308142 hardirqs last enabled at (308141): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (308142): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (307610): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (307608): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb78f ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d846f020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a382a0 x23: ffff0000e2a382c8 x22: ffff0000d846f020 x21: 00000000bd8f6515 x20: ffff0000dc078068 x19: ffff0000dc078000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 315378 hardirqs last enabled at (315377): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (315378): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (314840): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (314838): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb790 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d71b1020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a3aa80 x23: ffff0000e2a3aaa8 x22: ffff0000d71b1020 x21: 00000000bd8f6515 x20: ffff0000dc2b6068 x19: ffff0000dc2b6000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 323718 hardirqs last enabled at (323717): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (323718): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (323392): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (323392): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604 softirqs last disabled at (323371): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (323371): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (323371): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (323371): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659 ---[ end trace bba4a304abedb791 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c8d68020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e29c6650 x23: ffff0000e29c6678 x22: ffff0000c8d68020 x21: 00000000bd8f6515 x20: ffff0000ed344068 x19: ffff0000ed344000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 332054 hardirqs last enabled at (332053): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (332054): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (331532): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (331530): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb792 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c866c020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a3d260 x23: ffff0000e2a3d288 x22: ffff0000c866c020 x21: 00000000bd8f6515 x20: ffff0000d2f3e068 x19: ffff0000d2f3e000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 338930 hardirqs last enabled at (338929): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (338930): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (338406): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (338404): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb793 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d73ab820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee42a088 x23: ffff0000ee42a0b0 x22: ffff0000d73ab820 x21: 00000000bd8f6515 x20: ffff0000d52de068 x19: ffff0000d52de000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 345274 hardirqs last enabled at (345273): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (345274): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (344716): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (344714): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb794 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c81ef820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a3e650 x23: ffff0000e2a3e678 x22: ffff0000c81ef820 x21: 00000000bd8f6515 x20: ffff0000d1da0068 x19: ffff0000d1da0000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 352408 hardirqs last enabled at (352407): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (352408): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (351866): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (351864): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb795 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000dc060020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee42dc58 x23: ffff0000ee42dc80 x22: ffff0000dc060020 x21: 00000000bd8f6515 x20: ffff0000dcdae068 x19: ffff0000dcdae000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 360542 hardirqs last enabled at (360541): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (360542): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (360114): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (360112): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb796 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd611820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd6b8c98 x23: ffff0000dd6b8cc0 x22: ffff0000cd611820 x21: 00000000bd8f6515 x20: ffff0000d532e068 x19: ffff0000d532e000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 367630 hardirqs last enabled at (367629): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (367630): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (367112): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (367110): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb797 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000caac2020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2979690 x23: ffff0000e29796b8 x22: ffff0000caac2020 x21: 00000000bd8f6515 x20: ffff0000d6d14068 x19: ffff0000d6d14000 x18: 1fffe00034216796 x17: 1fffe00034216796 x16: ffff8000111c81d4 x15: ffff80001421ed80 x14: ffff0001a10b3cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 374328 hardirqs last enabled at (374327): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (374327): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (374328): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (373804): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (373802): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb798 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d65db020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd6bb478 x23: ffff0000dd6bb4a0 x22: ffff0000d65db020 x21: 00000000bd8f6515 x20: ffff0000d63c4068 x19: ffff0000d63c4000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 380938 hardirqs last enabled at (380937): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (380938): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (380410): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (380408): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb799 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d50ff820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd6bc868 x23: ffff0000dd6bc890 x22: ffff0000d50ff820 x21: 00000000bd8f6515 x20: ffff0000cfd40068 x19: ffff0000cfd40000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 388030 hardirqs last enabled at (388029): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (388030): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (387584): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (387582): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb79a ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d7cdc820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd6bf048 x23: ffff0000dd6bf070 x22: ffff0000d7cdc820 x21: 00000000bd8f6515 x20: ffff0000cbfee068 x19: ffff0000cbfee000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 395304 hardirqs last enabled at (395303): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (395304): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (394770): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (394768): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb79b ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd74c020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e297d260 x23: ffff0000e297d288 x22: ffff0000cd74c020 x21: 00000000bd8f6515 x20: ffff0000cf612068 x19: ffff0000cf612000 x18: 1fffe00034216796 x17: 1fffe00034216796 x16: ffff8000111c81d4 x15: ffff80001421ed80 x14: ffff0001a10b3cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 402054 hardirqs last enabled at (402053): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (402053): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (402054): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (401620): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (401618): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb79c ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd52d020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2b90c98 x23: ffff0000e2b90cc0 x22: ffff0000cd52d020 x21: 00000000bd8f6515 x20: ffff0000ca5c2068 x19: ffff0000ca5c2000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 409592 hardirqs last enabled at (409591): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (409592): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (409040): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (409038): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb79d ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d9dd7820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2b93478 x23: ffff0000e2b934a0 x22: ffff0000d9dd7820 x21: 00000000bd8f6515 x20: ffff0000ed316068 x19: ffff0000ed316000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 415708 hardirqs last enabled at (415707): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (415708): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (415324): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (415322): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb79e ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cce32020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a21690 x23: ffff0000e2a216b8 x22: ffff0000cce32020 x21: 00000000bd8f6515 x20: ffff0000ca15c068 x19: ffff0000ca15c000 x18: 1fffe00034216796 x17: 1fffe00034216796 x16: ffff8000111c81d4 x15: ffff80001421ed80 x14: ffff0001a10b3cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 422142 hardirqs last enabled at (422141): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (422141): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (422142): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (421720): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (421718): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb79f ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000dcd5b020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2b95c58 x23: ffff0000e2b95c80 x22: ffff0000dcd5b020 x21: 00000000bd8f6515 x20: ffff0000d9ae8068 x19: ffff0000d9ae8000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 428614 hardirqs last enabled at (428613): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (428614): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (428098): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (428096): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7a0 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c86b7020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a22a80 x23: ffff0000e2a22aa8 x22: ffff0000c86b7020 x21: 00000000bd8f6515 x20: ffff0000d9c32068 x19: ffff0000d9c32000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 435690 hardirqs last enabled at (435689): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (435690): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (435288): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (435286): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7a1 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c7845820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a23e70 x23: ffff0000e2a23e98 x22: ffff0000c7845820 x21: 00000000bd8f6515 x20: ffff0000dcf44068 x19: ffff0000dcf44000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 442122 hardirqs last enabled at (442121): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (442122): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (441578): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (441576): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7a2 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d5c83020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2bd7048 x23: ffff0000e2bd7070 x22: ffff0000d5c83020 x21: 00000000bd8f6515 x20: ffff0000c844c068 x19: ffff0000c844c000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 448760 hardirqs last enabled at (448759): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (448760): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (448338): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (448336): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7a3 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd7c7020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2a26650 x23: ffff0000e2a26678 x22: ffff0000cd7c7020 x21: 00000000bd8f6515 x20: ffff0000cf642068 x19: ffff0000cf642000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 455250 hardirqs last enabled at (455249): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (455250): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (454792): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (454790): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7a4 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd8b8020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e283a088 x23: ffff0000e283a0b0 x22: ffff0000cd8b8020 x21: 00000000bd8f6515 x20: ffff0000dae84068 x19: ffff0000dae84000 x18: 1fffe00034216796 x17: 1fffe00034216796 x16: ffff8000111c81d4 x15: ffff80001421ed80 x14: ffff0001a10b3cc0 x13: 1ffff0000283006b x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 461654 hardirqs last enabled at (461653): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (461653): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (461654): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (461214): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (461212): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7a5 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cad55020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2bd3e70 x23: ffff0000e2bd3e98 x22: ffff0000cad55020 x21: 00000000bd8f6515 x20: ffff0000c9896068 x19: ffff0000c9896000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 467996 hardirqs last enabled at (467995): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (467996): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (467478): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (467476): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7a6 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d0506020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e2bd2088 x23: ffff0000e2bd20b0 x22: ffff0000d0506020 x21: 00000000bd8f6515 x20: ffff0000c2184068 x19: ffff0000c2184000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 474976 hardirqs last enabled at (474975): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (474976): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (474556): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (474554): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7a7 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000ce449020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e28382a0 x23: ffff0000e28382c8 x22: ffff0000ce449020 x21: 00000000bd8f6515 x20: ffff0000c1f3c068 x19: ffff0000c1f3c000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 481316 hardirqs last enabled at (481315): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (481316): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (480784): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (480782): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7a8 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d6084820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e283be70 x23: ffff0000e283be98 x22: ffff0000d6084820 x21: 00000000bd8f6515 x20: ffff0000c1736068 x19: ffff0000c1736000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff800008504710 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 488904 hardirqs last enabled at (488903): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (488904): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (488380): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (488378): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7a9 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d5906820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee44be70 x23: ffff0000ee44be98 x22: ffff0000d5906820 x21: 00000000bd8f6515 x20: ffff0000c1462068 x19: ffff0000c1462000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 495566 hardirqs last enabled at (495565): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (495566): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (495046): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (495044): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7aa ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000ce915820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee449690 x23: ffff0000ee4496b8 x22: ffff0000ce915820 x21: 00000000bd8f6515 x20: ffff0000d9cec068 x19: ffff0000d9cec000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 501934 hardirqs last enabled at (501933): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (501934): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (501392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (501390): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7ab ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000ce913820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd758c98 x23: ffff0000dd758cc0 x22: ffff0000ce913820 x21: 00000000bd8f6515 x20: ffff0000c9b98068 x19: ffff0000c9b98000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 508696 hardirqs last enabled at (508695): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (508696): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (508182): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (508180): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7ac ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000ca972020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000dd75b478 x23: ffff0000dd75b4a0 x22: ffff0000ca972020 x21: 00000000bd8f6515 x20: ffff0000ca456068 x19: ffff0000ca456000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 515862 hardirqs last enabled at (515861): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (515862): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (514928): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (514926): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7ad ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d6119020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee453478 x23: ffff0000ee4534a0 x22: ffff0000d6119020 x21: 00000000bd8f6515 x20: ffff0000ecc40068 x19: ffff0000ecc40000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 522462 hardirqs last enabled at (522461): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (522462): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (521914): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (521912): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7ae ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d5ae2020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000ee457048 x23: ffff0000ee457070 x22: ffff0000d5ae2020 x21: 00000000bd8f6515 x20: ffff0000cb210068 x19: ffff0000cb210000 x18: 0000000000000002 x17: 0000000040000000 x16: ffff8000111c81d4 x15: 0000000000000002 x14: 0000000000ff0100 x13: 1ffff0000283006b x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 529236 hardirqs last enabled at (529235): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (529235): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4803 hardirqs last disabled at (529236): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (528704): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (528702): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7af ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000cd9a7820 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e29db478 x23: ffff0000e29db4a0 x22: ffff0000cd9a7820 x21: 00000000bd8f6515 x20: ffff0000cbdc8068 x19: ffff0000cbdc8000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 535568 hardirqs last enabled at (535567): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (535568): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (535118): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (535116): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7b0 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 0 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 0 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000c2e63020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e29ddc58 x23: ffff0000e29ddc80 x22: ffff0000c2e63020 x21: 00000000bd8f6515 x20: ffff0000db748068 x19: ffff0000db748000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10b3d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 542282 hardirqs last enabled at (542281): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (542282): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (541748): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (541746): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7b1 ]--- EXT4-fs warning (device loop0): ext4_xattr_inode_create:1437: refuse to create EA inode when umounting ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] WARNING: CPU: 1 PID: 4729 at fs/ext4/xattr.c:1438 ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 Modules linked in: CPU: 1 PID: 4729 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] pc : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] pc : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 lr : ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] lr : ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] lr : ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 sp : ffff80001f956f80 x29: ffff80001f9571c0 x28: ffff80001f9572e0 x27: ffff0000d985a020 x26: dfff800000000000 x25: 1ffff00003f2ae99 x24: ffff0000e29df048 x23: ffff0000e29df070 x22: ffff0000d985a020 x21: 00000000bd8f6515 x20: ffff0000d977c068 x19: ffff0000d977c000 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000111c81d4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 5958e0eefc939200 x8 : 5958e0eefc939200 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f956738 x4 : ffff80001425f420 x3 : ffff80000a72810c x2 : ffff0001a10d4d50 x1 : 0000000100000000 x0 : 0000000000000066 Call trace: ext4_xattr_inode_create fs/ext4/xattr.c:1436 [inline] ext4_xattr_inode_lookup_create fs/ext4/xattr.c:1556 [inline] ext4_xattr_set_entry+0x1664/0x2d98 fs/ext4/xattr.c:1684 ext4_xattr_block_set+0x528/0x26fc fs/ext4/xattr.c:2004 ext4_xattr_move_to_block fs/ext4/xattr.c:2632 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2707 [inline] ext4_expand_extra_isize_ea+0xd8c/0x1504 fs/ext4/xattr.c:2799 __ext4_expand_extra_isize+0x298/0x358 fs/ext4/inode.c:5887 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5930 [inline] __ext4_mark_inode_dirty+0x434/0x7b0 fs/ext4/inode.c:6008 ext4_dirty_inode+0xd0/0x100 fs/ext4/inode.c:6040 __mark_inode_dirty+0x2b0/0x1070 fs/fs-writeback.c:2464 mark_inode_dirty_sync include/linux/fs.h:2472 [inline] iput+0x1bc/0x77c fs/inode.c:1792 dentry_unlink_inode+0x360/0x438 fs/dcache.c:380 __dentry_kill+0x320/0x598 fs/dcache.c:586 shrink_dentry_list+0x410/0x7c8 fs/dcache.c:1181 shrink_dcache_parent+0xb0/0x354 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+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 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+0xf0/0x1e0 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: 548680 hardirqs last enabled at (548679): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (548680): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (548246): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (548244): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace bba4a304abedb7b2 ]---