------------[ cut here ]------------ kernel BUG at fs/f2fs/data.c:358! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 0 UID: 0 PID: 15 Comm: ksoftirqd/0 Not tainted 6.15.0-syzkaller-13804-g939f15e640f1 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:f2fs_write_end_io+0x806/0x810 fs/f2fs/data.c:357 Code: 20 8a 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 95 8a 1a fe e9 dd fe ff ff e8 7b 3d b9 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:ffffc900001479b8 EFLAGS: 00010246 RAX: ffffffff84071075 RBX: dffffc0000000000 RCX: ffff88801d293c00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000003 RBP: ffff888067c93000 R08: ffffea00016ebaef R09: 1ffffd40002dd75d R10: dffffc0000000000 R11: fffff940002dd75e R12: 0000000000000003 R13: ffffea00016ebac0 R14: 0000000000000001 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888125c86000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e020220 CR3: 0000000024c08000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: blk_update_request+0x5eb/0xe70 block/blk-mq.c:987 blk_mq_end_request+0x3e/0x70 block/blk-mq.c:1149 blk_complete_reqs block/blk-mq.c:1224 [inline] blk_done_softirq+0x107/0x160 block/blk-mq.c:1229 handle_softirqs+0x286/0x870 kernel/softirq.c:579 run_ksoftirqd+0x9b/0x100 kernel/softirq.c:968 smpboot_thread_fn+0x53f/0xa60 kernel/smpboot.c:164 kthread+0x70e/0x8a0 kernel/kthread.c:464 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: 20 8a 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 95 8a 1a fe e9 dd fe ff ff e8 7b 3d b9 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:ffffc900001479b8 EFLAGS: 00010246 RAX: ffffffff84071075 RBX: dffffc0000000000 RCX: ffff88801d293c00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000003 RBP: ffff888067c93000 R08: ffffea00016ebaef R09: 1ffffd40002dd75d R10: dffffc0000000000 R11: fffff940002dd75e R12: 0000000000000003 R13: ffffea00016ebac0 R14: 0000000000000001 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888125c86000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e020220 CR3: 0000000024c08000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400