------------[ cut here ]------------ EA inode 11 i_nlink=0 WARNING: fs/ext4/xattr.c:1059 at ext4_xattr_inode_update_ref+0x480/0x488 fs/ext4/xattr.c:1057, CPU#1: syz.2.683/7726 Modules linked in: CPU: 1 UID: 0 PID: 7726 Comm: syz.2.683 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ext4_xattr_inode_update_ref+0x480/0x488 fs/ext4/xattr.c:1057 lr : ext4_xattr_inode_update_ref+0x480/0x488 fs/ext4/xattr.c:1057 sp : ffff800092486f40 x29: ffff800092486fe0 x28: 0000000000000000 x27: 1fffe0001c1beb11 x26: ffff0000e0df56e0 x25: dfff800000000000 x24: ffff800092486f60 x23: ffff700012490dec x22: ffff80008a116000 x21: 0000000000000000 x20: 0000000000000001 x19: ffff0000e0df56a0 x18: 00000000ffffffff x17: ffff80008a74f000 x16: 0000000000000004 x15: ffff80008a2d8da0 x14: ffff80008a54ee28 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000080000 x9 : 35309526818c9200 x8 : 35309526818c9200 x7 : ffff80008048ce60 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000802f7010 x2 : 0000000100000000 x1 : ffff0000d8659d40 x0 : 0000000000000001 Call trace: ext4_xattr_inode_update_ref+0x480/0x488 fs/ext4/xattr.c:1057 (P) ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1082 [inline] ext4_xattr_inode_dec_ref_all+0x7f0/0xb84 fs/ext4/xattr.c:1228 ext4_xattr_delete_inode+0x778/0x900 fs/ext4/xattr.c:2952 ext4_evict_inode+0xa0c/0xfb8 fs/ext4/inode.c:284 evict+0x4c0/0x74c fs/inode.c:825 iput_final fs/inode.c:2019 [inline] iput+0x8f0/0xc2c fs/inode.c:2068 ext4_process_orphan+0x24c/0x2c0 fs/ext4/orphan.c:358 ext4_orphan_cleanup+0x7d4/0xd20 fs/ext4/orphan.c:472 __ext4_fill_super fs/ext4/super.c:5705 [inline] ext4_fill_super+0x4628/0x4e14 fs/ext4/super.c:5828 get_tree_bdev_flags+0x388/0x43c fs/super.c:1634 get_tree_bdev+0x2c/0x3c fs/super.c:1657 ext4_get_tree+0x28/0x38 fs/ext4/super.c:5860 vfs_get_tree+0x90/0x28c fs/super.c:1694 fc_mount+0x24/0xac fs/namespace.c:1198 do_new_mount_fc fs/namespace.c:3765 [inline] do_new_mount+0x2a4/0x538 fs/namespace.c:3841 path_mount+0x5f0/0xa88 fs/namespace.c:4161 do_mount+0xe8/0x148 fs/namespace.c:4174 __do_sys_mount fs/namespace.c:4390 [inline] __se_sys_mount fs/namespace.c:4367 [inline] __arm64_sys_mount+0x334/0x380 fs/namespace.c:4367 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 irq event stamp: 1468 hardirqs last enabled at (1467): [] irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:507 [inline] hardirqs last enabled at (1467): [] arm64_exit_to_kernel_mode+0x80/0x94 arch/arm64/kernel/entry-common.c:62 hardirqs last disabled at (1468): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:425 softirqs last enabled at (948): [] __alloc_skb+0x1c0/0x610 net/core/skbuff.c:698 softirqs last disabled at (946): [] local_bh_disable include/linux/bottom_half.h:20 [inline] softirqs last disabled at (946): [] __alloc_skb+0x1a8/0x610 net/core/skbuff.c:697 ---[ end trace 0000000000000000 ]--- EXT4-fs (loop2): 1 orphan inode deleted EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.