__fput+0x5ba/0xa50 fs/file_table.c:458
 task_work_run+0x24f/0x310 kernel/task_work.c:227
 exit_task_work include/linux/task_work.h:40 [inline]
 do_exit+0xa2f/0x28e0 kernel/exit.c:938
 do_group_exit+0x207/0x2c0 kernel/exit.c:1087
 get_signal+0x16b2/0x1750 kernel/signal.c:3017
 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
------------[ cut here ]------------
WARNING: CPU: 1 PID: 12568 at ./include/linux/memcontrol.h:730 folio_lruvec include/linux/memcontrol.h:730 [inline]
WARNING: CPU: 1 PID: 12568 at ./include/linux/memcontrol.h:730 lru_gen_clear_refs+0x498/0x520 mm/swap.c:410
Modules linked in:
CPU: 1 UID: 0 PID: 12568 Comm: syz.0.1820 Not tainted 6.13.0-rc1-next-20241205-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:folio_lruvec include/linux/memcontrol.h:730 [inline]
RIP: 0010:lru_gen_clear_refs+0x498/0x520 mm/swap.c:410
Code: 66 ff ff ff e8 99 dc c2 ff e9 92 fe ff ff e8 8f dc c2 ff 4c 89 e7 48 c7 c6 20 c9 13 8c e8 20 95 0c 00 c6 05 4c 86 27 0e 01 90 <0f> 0b 90 e9 7b fc ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 43 fd
RSP: 0018:ffffc900042df460 EFLAGS: 00010246
RAX: 1afb9d08a69b2300 RBX: 0000000000000000 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: ffffffff8c0a9240 RDI: 0000000000000001
RBP: ffffc900042df530 R08: ffffffff942b29a7 R09: 1ffffffff2856534
R10: dffffc0000000000 R11: fffffbfff2856535 R12: ffffea0001f70000
R13: 1ffffd40003ee000 R14: 00fff00000000058 R15: 0000000000000000
FS:  00007f23fe7c66c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055c2d36b3d98 CR3: 0000000050efc000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 deactivate_file_folio+0x99/0x100 mm/swap.c:679
 mapping_try_invalidate+0x28b/0x550 mm/truncate.c:489
 drop_pagecache_sb+0x1ab/0x260 fs/drop_caches.c:40
 iterate_supers+0xc6/0x190 fs/super.c:934
 drop_caches_sysctl_handler+0x8c/0x160 fs/drop_caches.c:64
 proc_sys_call_handler+0x5ec/0x920 fs/proc/proc_sysctl.c:601
 do_iter_readv_writev+0x600/0x880
 vfs_writev+0x376/0xba0 fs/read_write.c:1050
 do_writev+0x1b6/0x360 fs/read_write.c:1096
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f23fd97ff19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f23fe7c6058 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 00007f23fdb45fa0 RCX: 00007f23fd97ff19
RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003
RBP: 00007f23fd9f3986 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f23fdb45fa0 R15: 00007ffcfae670b8
 </TASK>