handle_softirqs+0x286/0x870 kernel/softirq.c:579
 __do_softirq kernel/softirq.c:613 [inline]
 invoke_softirq kernel/softirq.c:453 [inline]
 __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
------------[ cut here ]------------
kernel BUG at mm/filemap.c:1498!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted 6.16.0-rc1-next-20250610-syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: writeback wb_workfn (flush-7:4)
RIP: 0010:folio_unlock+0x13d/0x160 mm/filemap.c:1498
Code: dd c8 ff 48 89 df 48 c7 c6 e0 36 94 8b e8 6b 77 10 00 90 0f 0b e8 63 dd c8 ff 48 89 df 48 c7 c6 00 2d 94 8b e8 54 77 10 00 90 <0f> 0b e8 4c dd c8 ff 48 89 df 48 c7 c6 e0 36 94 8b e8 3d 77 10 00
RSP: 0018:ffffc90000126e28 EFLAGS: 00010246
RAX: 8a0714a25d5eee00 RBX: ffffea00015b3340 RCX: 0000000000000000
RDX: 0000000000000006 RSI: ffffffff8d9864a2 RDI: 00000000ffffffff
RBP: ffffc90000127110 R08: ffffffff8fa12af7 R09: 1ffffffff1f4255e
R10: dffffc0000000000 R11: fffffbfff1f4255f R12: 1ffffd40002b6669
R13: 00fff2800000403c R14: ffffea00015b3348 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff888125c4b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f117b228f98 CR3: 0000000020f92000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 f2fs_sync_node_pages+0x180a/0x1a10 fs/f2fs/node.c:2081
 f2fs_write_node_pages+0x303/0x6e0 fs/f2fs/node.c:2183
 do_writepages+0x32b/0x550 mm/page-writeback.c:2636
 __writeback_single_inode+0x145/0xff0 fs/fs-writeback.c:1680
 writeback_sb_inodes+0x6b8/0x1000 fs/fs-writeback.c:1976
 wb_writeback+0x43b/0xaf0 fs/fs-writeback.c:2156
 wb_do_writeback fs/fs-writeback.c:2303 [inline]
 wb_workfn+0x409/0xef0 fs/fs-writeback.c:2343
 process_one_work kernel/workqueue.c:3235 [inline]
 process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3318
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3399
 kthread+0x70e/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x3f9/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:folio_unlock+0x13d/0x160 mm/filemap.c:1498
Code: dd c8 ff 48 89 df 48 c7 c6 e0 36 94 8b e8 6b 77 10 00 90 0f 0b e8 63 dd c8 ff 48 89 df 48 c7 c6 00 2d 94 8b e8 54 77 10 00 90 <0f> 0b e8 4c dd c8 ff 48 89 df 48 c7 c6 e0 36 94 8b e8 3d 77 10 00
RSP: 0018:ffffc90000126e28 EFLAGS: 00010246
RAX: 8a0714a25d5eee00 RBX: ffffea00015b3340 RCX: 0000000000000000
RDX: 0000000000000006 RSI: ffffffff8d9864a2 RDI: 00000000ffffffff
RBP: ffffc90000127110 R08: ffffffff8fa12af7 R09: 1ffffffff1f4255e
R10: dffffc0000000000 R11: fffffbfff1f4255f R12: 1ffffd40002b6669
R13: 00fff2800000403c R14: ffffea00015b3348 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff888125d4b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4ba9f71d60 CR3: 0000000034958000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400