------------[ cut here ]------------ WARNING: CPU: 0 PID: 6965 at net/xfrm/xfrm_state.c:3306 xfrm_state_fini+0x25e/0x35e net/xfrm/xfrm_state.c:3306 Modules linked in: CPU: 0 UID: 0 PID: 6965 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT Hardware name: riscv-virtio,qemu (DT) Workqueue: netns cleanup_net epc : xfrm_state_fini+0x25e/0x35e net/xfrm/xfrm_state.c:3306 ra : xfrm_state_fini+0x25e/0x35e net/xfrm/xfrm_state.c:3306 epc : ffffffff85cd1eba ra : ffffffff85cd1eba sp : ffff8f8002b277c0 gp : ffffffff89edde00 tp : ffffaf80142e1a80 t0 : ffff8f8002b276b8 t1 : fffff5ef0dd9d620 t2 : ffffffff85c945ea s0 : ffff8f8002b277f0 s1 : ffffaf801bf60000 a0 : 0000000000000000 a1 : ffffffff912aa920 a2 : 0000000000000002 a3 : ffffffff85cd1eba a4 : 0000000000000000 a5 : ffffaf80142e2a80 a6 : 0000000000000003 a7 : ffffaf806eceb103 s2 : ffffaf801bf61240 s3 : ffffffff85c94d26 s4 : dfffffff00000000 s5 : ffff8f8002b27980 s6 : ffffffff89aa6f20 s7 : fffffffef138b030 s8 : ffffffff89aa6f20 s9 : ffffffff877ebde0 s10: ffffffff89c58180 s11: fffff1ef00564f30 t3 : 920bdff000000000 t4 : fffff5ef0dd9d620 t5 : fffff5ef0dd9d621 t6 : 0000000000000002 status: 0000000200000120 badaddr: ffffffff85cd1eba cause: 0000000000000003 [] xfrm_state_fini+0x25e/0x35e net/xfrm/xfrm_state.c:3306 [] xfrm_net_exit+0x2c/0x6a net/xfrm/xfrm_policy.c:4354 [] ops_exit_list net/core/net_namespace.c:199 [inline] [] ops_undo_list+0x262/0x9dc net/core/net_namespace.c:252 [] cleanup_net+0x3f6/0x7f0 net/core/net_namespace.c:695 [] process_one_work+0x96a/0x1f3a kernel/workqueue.c:3263 [] process_scheduled_works kernel/workqueue.c:3346 [inline] [] worker_thread+0x5ce/0xde8 kernel/workqueue.c:3427 [] kthread+0x39c/0x7d6 kernel/kthread.c:463 [] ret_from_fork_kernel+0x2a/0xbc6 arch/riscv/kernel/process.c:214 [] ret_from_fork_kernel_asm+0x16/0x18 arch/riscv/kernel/entry.S:328