EXT4-fs error (device loop0): ext4_map_blocks:610: inode #11: block 7: comm syz.0.1893: lblock 7 mapped to illegal pblock 7 (length 1)
EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2853: Unable to expand inode 15. Delete some EAs or run e2fsck.
------------[ cut here ]------------
EA inode 11 i_nlink=2
WARNING: CPU: 0 PID: 13427 at fs/ext4/xattr.c:1059 ext4_xattr_inode_update_ref+0x53c/0x590 fs/ext4/xattr.c:1057
Modules linked in:
CPU: 0 PID: 13427 Comm: syz.0.1893 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
RIP: 0010:ext4_xattr_inode_update_ref+0x53c/0x590 fs/ext4/xattr.c:1057
Code: 8d 7e 50 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 65 d5 98 ff 49 8b 37 48 c7 c7 20 d8 de 8a 89 da e8 34 54 0a ff <0f> 0b 4c 8b 74 24 08 4c 8b 7c 24 10 e9 ab fe ff ff e8 7e d5 3f 08
RSP: 0018:ffffc9000c7472e0 EFLAGS: 00010246
RAX: bbb4524e3ffc2b00 RBX: 0000000000000002 RCX: 0000000000080000
RDX: ffffc9000ca29000 RSI: 000000000004012a RDI: 000000000004012b
RBP: ffffc9000c7473d0 R08: ffffc9000c746ee7 R09: 1ffff920018e8ddc
R10: dffffc0000000000 R11: fffff520018e8ddd R12: dffffc0000000000
R13: ffff88805a092ca8 R14: ffff88805a092ab0 R15: ffff88805a092b00
FS:  00007fed744496c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa1ff5456b8 CR3: 00000000695aa000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 ext4_xattr_inode_dec_ref fs/ext4/xattr.c:1082 [inline]
 ext4_xattr_inode_dec_ref_all+0x9a6/0x1040 fs/ext4/xattr.c:1228
 ext4_xattr_delete_inode+0xb3e/0xd10 fs/ext4/xattr.c:2949
 ext4_evict_inode+0xaaf/0xea0 fs/ext4/inode.c:271
 evict+0x4ca/0x8d0 fs/inode.c:705
 ext4_orphan_cleanup+0xbec/0x1420 fs/ext4/orphan.c:472
 __ext4_fill_super fs/ext4/super.c:5621 [inline]
 ext4_fill_super+0x5eea/0x67b0 fs/ext4/super.c:5744
 get_tree_bdev+0x3f3/0x520 fs/super.c:1591
 vfs_get_tree+0x8c/0x280 fs/super.c:1764
 do_new_mount+0x24b/0xa40 fs/namespace.c:3386
 do_mount fs/namespace.c:3726 [inline]
 __do_sys_mount fs/namespace.c:3935 [inline]
 __se_sys_mount+0x2e7/0x3d0 fs/namespace.c:3912
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x55/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fed7359da8a
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fed74448e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fed74448ee0 RCX: 00007fed7359da8a
RDX: 00002000000009c0 RSI: 0000200000000540 RDI: 00007fed74448ea0
RBP: 00002000000009c0 R08: 00007fed74448ee0 R09: 0000000000800718
R10: 0000000000800718 R11: 0000000000000246 R12: 0000200000000540
R13: 00007fed74448ea0 R14: 0000000000000495 R15: 0000200000000200
 </TASK>