EXT4-fs warning (device loop1): ext4_xattr_inode_get:509: inode #11: comm syz.1.18: EA inode hash validation failed EXT4-fs warning (device loop1): ext4_expand_extra_isize_ea:2818: Unable to expand inode 15. Delete some EAs or run e2fsck. ------------[ cut here ]------------ EA inode 11 ref_count=-1 WARNING: CPU: 0 PID: 4443 at fs/ext4/xattr.c:1016 ext4_xattr_inode_update_ref+0x47b/0x570 fs/ext4/xattr.c:1015 Modules linked in: CPU: 0 PID: 4443 Comm: syz.1.18 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:ext4_xattr_inode_update_ref+0x47b/0x570 fs/ext4/xattr.c:1015 Code: 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 4c 89 f7 e8 57 fb 9c ff 49 8b 36 48 c7 c7 20 9d a0 8a 4c 89 e2 e8 75 04 19 ff <0f> 0b 48 8b 5c 24 10 4c 8b 7c 24 18 4c 8d 6c 24 60 e9 af fe ff ff RSP: 0018:ffffc90004737340 EFLAGS: 00010246 RAX: 8cdd40c4e2f39600 RBX: 00000000ffffffff RCX: 0000000000080000 RDX: ffffc900057aa000 RSI: 000000000001d179 RDI: 000000000001d17a RBP: ffffc90004737430 R08: dffffc0000000000 R09: ffffed10171c4f34 R10: ffffed10171c4f34 R11: 1ffff110171c4f33 R12: ffffffffffffffff R13: ffffc900047373a0 R14: ffff88805440c928 R15: 0000000000000001 FS: 00007fe7fe4196c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe7fd571fe0 CR3: 0000000058bbe000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1044 [inline] ext4_xattr_inode_dec_ref_all+0xa91/0xfe0 fs/ext4/xattr.c:1186 ext4_xattr_delete_inode+0x9f1/0xbb0 fs/ext4/xattr.c:2914 ext4_evict_inode+0xc39/0x1100 fs/ext4/inode.c:296 evict+0x485/0x870 fs/inode.c:705 ext4_orphan_cleanup+0xbd3/0x1400 fs/ext4/orphan.c:474 __ext4_fill_super fs/ext4/super.c:5537 [inline] ext4_fill_super+0x7bc2/0x8150 fs/ext4/super.c:5668 get_tree_bdev+0x3f1/0x610 fs/super.c:1366 vfs_get_tree+0x88/0x270 fs/super.c:1573 do_new_mount+0x24a/0xa40 fs/namespace.c:3069 do_mount fs/namespace.c:3412 [inline] __do_sys_mount fs/namespace.c:3620 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3597 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fe7fd59034a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe7fe418e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fe7fe418ef0 RCX: 00007fe7fd59034a RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007fe7fe418eb0 RBP: 0000200000000180 R08: 00007fe7fe418ef0 R09: 000000000080078b R10: 000000000080078b R11: 0000000000000246 R12: 00002000000001c0 R13: 00007fe7fe418eb0 R14: 0000000000000473 R15: 0000200000000680