raw: 05ffc0000000203a fffffc0003244008 fffffc00047ad508 ffff0000c04988c8
raw: 0000000000000001 ffff0000dcb9d9f8 00000002ffffffff ffff000124e98000
page dumped because: VM_BUG_ON_PAGE(!PageCompound(page))
------------[ cut here ]------------
kernel BUG at mm/slub.c:3532!
Internal error: Oops - BUG: 0 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4295 Comm: syz-executor.4 Not tainted 5.15.106-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : free_nonslab_page+0x1cc/0x1dc mm/slub.c:3532
lr : free_nonslab_page+0x1cc/0x1dc mm/slub.c:3532
sp : ffff80001e4374f0
x29: ffff80001e437500 x28: ffff0000c6826600 x27: dfff800000000000
x26: 0000000000000020 x25: ffff00011eb915a4 x24: 0000000000000020
x23: ffff800016ebf000 x22: 0000000000000000 x21: ffff80000875afd8
x20: 0000000000000000 x19: fffffc00047ae440 x18: 1fffe00036903d8e
x17: 1fffe00036903d8e x16: ffff800011940934 x15: ffff80001496eda0
x14: 1ffff0000291a06a x13: ffffffffffffffff x12: 0000000000040000
x11: 000000000003ffff x10: ffff8000212ba000 x9 : aa153da65f915800
x8 : aa153da65f915800 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000854a334
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000038
Call trace:
 free_nonslab_page+0x1cc/0x1dc mm/slub.c:3532
 kfree+0x2ac/0x410 mm/slub.c:4556
 kvfree+0x40/0x50 mm/util.c:654
 ext4_xattr_move_to_block fs/ext4/xattr.c:2628 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2691 [inline]
 ext4_expand_extra_isize_ea+0xcbc/0x1688 fs/ext4/xattr.c:2783
 __ext4_expand_extra_isize+0x290/0x348 fs/ext4/inode.c:5828
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5871 [inline]
 __ext4_mark_inode_dirty+0x4e8/0x924 fs/ext4/inode.c:5949
 __ext4_unlink+0x6d8/0x90c fs/ext4/namei.c:3255
 ext4_unlink+0x1b4/0x6a0 fs/ext4/namei.c:3298
 vfs_unlink+0x2f0/0x508 fs/namei.c:4209
 do_unlinkat+0x4c8/0x82c fs/namei.c:4277
 __do_sys_unlinkat fs/namei.c:4320 [inline]
 __se_sys_unlinkat fs/namei.c:4313 [inline]
 __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4313
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Code: 9005baa1 91317421 aa1303e0 97fba904 (d4210000) 
---[ end trace a0af0f55f301ecba ]---