F2FS-fs (loop5): inconsistent node block, node_type:0, nid:11, node_footer[nid:0,ino:0,ofs:0,cpver:0,blkaddr:0]
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kernel BUG at fs/f2fs/data.c:387!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 3730 Comm: kworker/u8:12 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: events_unbound nsim_dev_trap_report_work
RIP: 0010:f2fs_write_end_io+0xfb9/0xff0 fs/f2fs/data.c:387
Code: c6 60 9a 9a 8b e8 d7 98 fa fc 90 0f 0b e8 3f 4f 97 fd 4c 89 ef 48 c7 c6 60 9a 9a 8b e8 c0 98 fa fc 90 0f 0b e8 28 4f 97 fd 90 <0f> 0b e8 20 4f 97 fd 4c 89 ef 48 c7 c6 60 9a 9a 8b e8 a1 98 fa fc
RSP: 0018:ffffc9000f1e7730 EFLAGS: 00010246
RAX: ffffffff842d2928 RBX: 0000000000000000 RCX: ffff888033a81e80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000100
RBP: 000000007c8f6000 R08: 0000000000000000 R09: 0000000000000100
R10: dffffc0000000000 R11: fffffbfff1ed4bb7 R12: 0000000000000006
R13: ffffea0001f23d80 R14: 000000000000000b R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff888126439000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5cfc30a000 CR3: 000000005b3e0000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 blk_update_request+0x57e/0xe60 block/blk-mq.c:1016
 blk_mq_end_request+0x3e/0x70 block/blk-mq.c:1178
 blk_complete_reqs block/blk-mq.c:1253 [inline]
 blk_done_softirq+0x10a/0x160 block/blk-mq.c:1258
 handle_softirqs+0x1de/0x6f0 kernel/softirq.c:622
 __do_softirq kernel/softirq.c:656 [inline]
 __local_bh_enable_ip+0x170/0x2b0 kernel/softirq.c:302
 local_bh_enable include/linux/bottom_half.h:33 [inline]
 __alloc_skb+0x1aa/0x7d0 net/core/skbuff.c:697
 alloc_skb include/linux/skbuff.h:1383 [inline]
 nsim_dev_trap_skb_build drivers/net/netdevsim/dev.c:819 [inline]
 nsim_dev_trap_report drivers/net/netdevsim/dev.c:876 [inline]
 nsim_dev_trap_report_work+0x29f/0xbc0 drivers/net/netdevsim/dev.c:922
 process_one_work kernel/workqueue.c:3276 [inline]
 process_scheduled_works+0xb6e/0x18c0 kernel/workqueue.c:3359
 worker_thread+0xa53/0xfc0 kernel/workqueue.c:3440
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:f2fs_write_end_io+0xfb9/0xff0 fs/f2fs/data.c:387
Code: c6 60 9a 9a 8b e8 d7 98 fa fc 90 0f 0b e8 3f 4f 97 fd 4c 89 ef 48 c7 c6 60 9a 9a 8b e8 c0 98 fa fc 90 0f 0b e8 28 4f 97 fd 90 <0f> 0b e8 20 4f 97 fd 4c 89 ef 48 c7 c6 60 9a 9a 8b e8 a1 98 fa fc
RSP: 0018:ffffc9000f1e7730 EFLAGS: 00010246
RAX: ffffffff842d2928 RBX: 0000000000000000 RCX: ffff888033a81e80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000100
RBP: 000000007c8f6000 R08: 0000000000000000 R09: 0000000000000100
R10: dffffc0000000000 R11: fffffbfff1ed4bb7 R12: 0000000000000006
R13: ffffea0001f23d80 R14: 000000000000000b R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff888126439000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5cfc30a000 CR3: 000000005b3e0000 CR4: 00000000003526f0