------------[ cut here ]------------ WARNING: CPU: 1 PID: 5514 at net/xfrm/xfrm_state.c:3303 xfrm_state_fini+0x260/0x3f0 net/xfrm/xfrm_state.c:3303 Modules linked in: CPU: 1 UID: 0 PID: 5514 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT Hardware name: riscv-virtio,qemu (DT) Workqueue: netns cleanup_net epc : xfrm_state_fini+0x260/0x3f0 net/xfrm/xfrm_state.c:3303 ra : xfrm_state_fini+0x260/0x3f0 net/xfrm/xfrm_state.c:3303 epc : ffffffff85bc785c ra : ffffffff85bc785c sp : ffff8f80049f77e0 gp : ffffffff89e99e80 tp : ffffaf80193e9a40 t0 : ffff8f80049f76d8 t1 : fffff5ef0dd9f210 t2 : ffffffff85bc7cf2 s0 : ffff8f80049f7810 s1 : ffffaf80199b0000 a0 : 0000000000000000 a1 : ffffaf80193eaa40 a2 : 0000000000000000 a3 : ffffffff817db0d6 a4 : 0000000000000002 a5 : 0000000000000000 a6 : fffff5ef0dd9f211 a7 : ffffaf806ecf9083 s2 : ffffaf80199b1200 s3 : ffffffff85b872a8 s4 : dfffffff00000000 s5 : ffff8f80049f79a0 s6 : ffffffff89a71040 s7 : fffffffef1383260 s8 : ffffffff89a71040 s9 : ffffffff877e5a40 s10: ffffffff89c19300 s11: fffff1ef0093ef34 t3 : e31cedd400000000 t4 : fffff5ef0dd9f210 t5 : fffff5ef0dd9f211 t6 : 0000000000000002 status: 0000000200000120 badaddr: ffffffff85bc785c cause: 0000000000000003 [] xfrm_state_fini+0x260/0x3f0 net/xfrm/xfrm_state.c:3303 [] xfrm_net_exit+0x2c/0x6a net/xfrm/xfrm_policy.c:4348 [] ops_exit_list net/core/net_namespace.c:198 [inline] [] ops_undo_list+0x262/0x9dc net/core/net_namespace.c:251 [] cleanup_net+0x3ee/0x7ec net/core/net_namespace.c:682 [] process_one_work+0x842/0x1ea4 kernel/workqueue.c:3236 [] process_scheduled_works kernel/workqueue.c:3319 [inline] [] worker_thread+0x5d2/0xdec kernel/workqueue.c:3400 [] kthread+0x3a4/0x7e0 kernel/kthread.c:463 [] ret_from_fork_kernel+0x2a/0xbb4 arch/riscv/kernel/process.c:214 [] ret_from_fork_kernel_asm+0x16/0x18 arch/riscv/kernel/entry.S:328