------------[ cut here ]------------ kernel BUG at net/core/skbuff.c:2148! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 13206 Comm: kworker/0:16 Not tainted 6.1.21-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Workqueue: events nsim_dev_trap_report_work pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : skb_put+0x1c8/0x1cc net/core/skbuff.c:2148 lr : skb_put+0x1c8/0x1cc net/core/skbuff.c:2148 sp : ffff80001f697a10 x29: ffff80001f697a10 x28: dfff800000000000 x27: 1fffe000368ba10d x26: 0000000008305530 x25: dfff800000000000 x24: ffff0001b45d09a0 x23: 00000000ffff8000 x22: ffff0001b45d0868 x21: ffff80000d9a18ac x20: ffff0001b45d07a0 x19: 0000000000000014 x18: dfff800000000000 x17: 000000007517ba95 x16: ffff800012023c80 x15: 00000000d1679137 x14: 00000000bf08771e x13: 977a641d6021f97c x12: 0000000000000008 x11: ff80800010372650 x10: 0000000000000000 x9 : ffff800010372650 x8 : ffff0000d9e351c0 x7 : 0000000000000000 x6 : 000000007ca59d5a x5 : ffff00012144e00c x4 : 0000000000000000 x3 : ffff80000b6fbfec x2 : ffffffffffffffc0 x1 : 00000000ffff8000 x0 : 0000000000000000 Call trace: skb_put+0x1c8/0x1cc net/core/skbuff.c:2148 nsim_dev_trap_skb_build drivers/net/netdevsim/dev.c:764 [inline] nsim_dev_trap_report drivers/net/netdevsim/dev.c:808 [inline] nsim_dev_trap_report_work+0x368/0x924 drivers/net/netdevsim/dev.c:853 process_one_work+0x7ac/0x1404 kernel/workqueue.c:2289 worker_thread+0x8e4/0xfec kernel/workqueue.c:2436 kthread+0x24c/0x2d4 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 Code: aa1603e0 9617ca6c 17ffffc1 960609b4 (d4210000) ---[ end trace 0000000000000000 ]---