------------[ cut here ]------------ kernel BUG at fs/f2fs/data.c:358! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 30 Comm: ksoftirqd/1 Tainted: G W 6.16.0-syzkaller-11568-gd632ab86aff2 #0 PREEMPT_{RT,(full)} Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:f2fs_write_end_io+0x806/0x810 fs/f2fs/data.c:357 Code: b0 65 1a fe e9 95 fe ff ff 44 89 f9 80 e1 07 38 c1 0f 8c ea fe ff ff 4c 89 ff e8 25 66 1a fe e9 dd fe ff ff e8 0b 3a bb fd 90 <0f> 0b 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90000a4f9c8 EFLAGS: 00010246 RAX: ffffffff84031fb5 RBX: dffffc0000000000 RCX: ffff88801c6b3b80 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000100 RBP: ffff88804d5bea00 R08: 0000000000000000 R09: 0000000000000100 R10: dffffc0000000000 R11: fffff940002c0ebe R12: 000000000000000b R13: ffffea00016075c0 R14: 0000000000000001 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881269cd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b33819ff8 CR3: 0000000051c2a000 CR4: 00000000003526f0 Call Trace: blk_update_request+0x57e/0xe60 block/blk-mq.c:989 blk_mq_end_request+0x3e/0x70 block/blk-mq.c:1151 blk_complete_reqs block/blk-mq.c:1226 [inline] blk_done_softirq+0x107/0x160 block/blk-mq.c:1231 handle_softirqs+0x22c/0x710 kernel/softirq.c:579 run_ksoftirqd+0xac/0x210 kernel/softirq.c:968 smpboot_thread_fn+0x542/0xa60 kernel/smpboot.c:160 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:f2fs_write_end_io+0x806/0x810 fs/f2fs/data.c:357 Code: b0 65 1a fe e9 95 fe ff ff 44 89 f9 80 e1 07 38 c1 0f 8c ea fe ff ff 4c 89 ff e8 25 66 1a fe e9 dd fe ff ff e8 0b 3a bb fd 90 <0f> 0b 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90000a4f9c8 EFLAGS: 00010246 RAX: ffffffff84031fb5 RBX: dffffc0000000000 RCX: ffff88801c6b3b80 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000100 RBP: ffff88804d5bea00 R08: 0000000000000000 R09: 0000000000000100 R10: dffffc0000000000 R11: fffff940002c0ebe R12: 000000000000000b R13: ffffea00016075c0 R14: 0000000000000001 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881269cd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b33819ff8 CR3: 0000000051c2a000 CR4: 00000000003526f0