------------[ cut here ]------------
kernel BUG at mm/slub.c:4118!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 441 Comm: syz-executor.0 Not tainted 5.10.172-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
RIP: 0010:kfree+0x269/0x270 mm/slub.c:305
Code: 08 4c 89 ee 48 89 da e8 a5 8b f5 ff 65 ff 0d aa db 78 7e 0f 85 d2 fd ff ff e8 c2 d5 76 ff e9 c8 fd ff ff e8 89 b4 7a 02 0f 0b <0f> 0b 0f 1f 44 00 00 55 48 89 e5 53 48 83 ec 18 89 f2 65 48 8b 04
RSP: 0018:ffffc900008879f8 EFLAGS: 00010246
RAX: dead000000000100 RBX: ffff88811e2035a4 RCX: ffffea00047880c0
RDX: dffffc0000000000 RSI: ffffffff84bd9fe0 RDI: ffff88811e2035a4
RBP: ffffc90000887a50 R08: dffffc0000000000 R09: fffff52000110ed0
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000020
R13: ffffffff817d9d00 R14: 0000000000000000 R15: ffffea00047880c0
FS:  00007f4550799700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000563df67a40a0 CR3: 000000011e419000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 kvfree+0x20/0x30 mm/util.c:642
 ext4_xattr_move_to_block fs/ext4/xattr.c:2625 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2688 [inline]
 ext4_expand_extra_isize_ea+0xf47/0x1bc0 fs/ext4/xattr.c:2780
 __ext4_expand_extra_isize+0x217/0x360 fs/ext4/inode.c:5893
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5936 [inline]
 __ext4_mark_inode_dirty+0x334/0x550 fs/ext4/inode.c:6013
 __ext4_unlink+0x56c/0x8a0 fs/ext4/namei.c:3296
 ext4_unlink+0xfc/0x2a0 fs/ext4/namei.c:3339
 vfs_unlink+0x268/0x3e0 fs/namei.c:3839
 do_unlinkat+0x365/0x710 fs/namei.c:3904
 __do_sys_unlinkat fs/namei.c:3945 [inline]
 __se_sys_unlinkat fs/namei.c:3938 [inline]
 __x64_sys_unlinkat+0x97/0xb0 fs/namei.c:3938
 do_syscall_64+0x34/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7f4550c26169
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4550799168 EFLAGS: 00000246 ORIG_RAX: 0000000000000107
RAX: ffffffffffffffda RBX: 00007f4550d45f80 RCX: 00007f4550c26169
RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003
RBP: 00007f4550c81ca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe684b3eaf R14: 00007f4550799300 R15: 0000000000022000
Modules linked in:
---[ end trace 650730378d5a8ad1 ]---
RIP: 0010:kfree+0x269/0x270 mm/slub.c:305
Code: 08 4c 89 ee 48 89 da e8 a5 8b f5 ff 65 ff 0d aa db 78 7e 0f 85 d2 fd ff ff e8 c2 d5 76 ff e9 c8 fd ff ff e8 89 b4 7a 02 0f 0b <0f> 0b 0f 1f 44 00 00 55 48 89 e5 53 48 83 ec 18 89 f2 65 48 8b 04
RSP: 0018:ffffc900008879f8 EFLAGS: 00010246
RAX: dead000000000100 RBX: ffff88811e2035a4 RCX: ffffea00047880c0
RDX: dffffc0000000000 RSI: ffffffff84bd9fe0 RDI: ffff88811e2035a4
RBP: ffffc90000887a50 R08: dffffc0000000000 R09: fffff52000110ed0
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000020
R13: ffffffff817d9d00 R14: 0000000000000000 R15: ffffea00047880c0
FS:  00007f4550799700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4550c00180 CR3: 000000011e419000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400