erofs_put_super+0x7b/0x150 fs/erofs/super.c:815 generic_shutdown_super+0x134/0x2b0 fs/super.c:693 kill_block_super+0x44/0x90 fs/super.c:1660 erofs_kill_sb+0x4c/0x140 fs/erofs/super.c:794 deactivate_locked_super+0x97/0x100 fs/super.c:481 cleanup_mnt+0x429/0x4c0 fs/namespace.c:1259 task_work_run+0x1ce/0x250 kernel/task_work.c:239 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xe6/0x110 kernel/entry/common.c:177 exit_to_user_mode_prepare+0xf6/0x180 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x1a/0x50 kernel/entry/common.c:302 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5450 at include/linux/memcontrol.h:764 folio_lruvec include/linux/memcontrol.h:764 [inline] WARNING: CPU: 1 PID: 5450 at include/linux/memcontrol.h:764 folio_lruvec_lock_irqsave+0x212/0x270 mm/memcontrol.c:1369 Modules linked in: CPU: 1 PID: 5450 Comm: dhcpcd Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:folio_lruvec include/linux/memcontrol.h:764 [inline] RIP: 0010:folio_lruvec_lock_irqsave+0x212/0x270 mm/memcontrol.c:1369 Code: 4c 89 f7 e8 30 31 f9 ff 48 8b 04 24 49 89 06 e9 1c ff ff ff 48 89 df 48 c7 c6 60 ad b6 8a e8 d5 9a e1 ff c6 05 4c 79 51 0c 01 <0f> 0b e9 1b fe ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 9d fe RSP: 0000:ffffc900037e7998 EFLAGS: 00010246 RAX: a85287a38b274500 RBX: ffffea0000997bc0 RCX: a85287a38b274500 RDX: 0000000000000004 RSI: ffffffff8aaacee0 RDI: ffffffff8afc6bc0 RBP: ffffc900037e7a40 R08: ffffffff8e4a8b6f R09: 1ffffffff1c9516d R10: dffffc0000000000 R11: fffffbfff1c9516e R12: ffff8880b8f36c28 R13: dffffc0000000000 R14: ffff888023306000 R15: 0000000000000000 FS: 00007f3654140740(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc05bf7e8c CR3: 000000001ef56000 CR4: 00000000003506e0 Call Trace: folio_lruvec_relock_irqsave include/linux/memcontrol.h:1654 [inline] folio_batch_move_lru+0x2d8/0x6b0 mm/swap.c:208 folio_add_lru+0x434/0xd50 mm/swap.c:509 wp_page_copy mm/memory.c:3163 [inline] do_wp_page+0x1e4c/0x3630 mm/memory.c:3468 handle_pte_fault mm/memory.c:5041 [inline] __handle_mm_fault mm/memory.c:5166 [inline] handle_mm_fault+0x12d4/0x4920 mm/memory.c:5331 do_user_addr_fault+0xad0/0x12e0 arch/x86/mm/fault.c:1324 handle_page_fault arch/x86/mm/fault.c:1465 [inline] exc_page_fault+0x67/0x110 arch/x86/mm/fault.c:1521 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:608 RIP: 0033:0x55c5bb01287b Code: 89 e1 48 89 ea 48 8d 3d c3 b7 04 00 e8 1e fd ff ff 8b 15 b8 d7 04 00 80 e6 08 0f 84 6f ff ff ff 4c 89 e1 48 89 ea 31 f6 89 df <89> 44 24 0c e8 cc 7b ff ff 8b 44 24 0c e9 53 ff ff ff 0f 1f 00 89 RSP: 002b:00007ffc05bf7e80 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007ffc05bf82c0 RDX: 000055c5bb04b9df RSI: 0000000000000000 RDI: 0000000000000007 RBP: 000055c5bb04b9df R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc05bf82c0 R13: 00007ffc05c08570 R14: 00007ffc05c08590 R15: 00007ffc05c08530