[ 16.479567][ T333] ip (333) used greatest stack depth: 24136 bytes left [ 103.329361][ T825] ip (825) used greatest stack depth: 23832 bytes left [ 144.792814][ T1397] mpls_gso: MPLS GSO support [ 991.604053][T11435] [ 991.604303][T11435] ============================= [ 991.604490][T11435] WARNING: suspicious RCU usage [ 991.604690][T11435] 6.13.0-rc3-virtme #1 Not tainted [ 991.604869][T11435] ----------------------------- [ 991.605049][T11435] net/core/dev.c:876 RCU-list traversed in non-reader section!! [ 991.605301][T11435] [ 991.605301][T11435] other info that might help us debug this: [ 991.605301][T11435] [ 991.605638][T11435] [ 991.605638][T11435] rcu_scheduler_active = 2, debug_locks = 1 [ 991.605906][T11435] no locks held by mausezahn/11435. [ 991.606097][T11435] [ 991.606097][T11435] stack backtrace: [ 991.606322][T11435] CPU: 2 UID: 0 PID: 11435 Comm: mausezahn Not tainted 6.13.0-rc3-virtme #1 [ 991.606607][T11435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 991.606810][T11435] Call Trace: [ 991.606944][T11435] [ 991.607039][T11435] dump_stack_lvl+0xb0/0xd0 [ 991.607219][T11435] lockdep_rcu_suspicious+0x1ea/0x280 [ 991.607389][T11435] dev_get_by_index_rcu+0x14f/0x190 [ 991.607550][T11435] ip6_create_rt_oif_rcu+0x4f/0x4a0 [ 991.607711][T11435] ? ip6_route_output_flags+0x2ab/0x480 [ 991.607915][T11435] ip6_dst_lookup_tail.constprop.0+0x3cb/0xa00 [ 991.608127][T11435] ip6_dst_lookup_flow+0x88/0x190 [ 991.608285][T11435] ? __pfx_ip6_dst_lookup_flow+0x10/0x10 [ 991.608454][T11435] ? rcu_read_lock_any_held+0x43/0xb0 [ 991.608613][T11435] ? validate_chain+0x1fe/0xae0 [ 991.608786][T11435] rawv6_sendmsg+0x81d/0x1840 [ 991.608960][T11435] ? rwsem_mark_wake+0x41f/0xb70 [ 991.609126][T11435] ? __pfx_rawv6_sendmsg+0x10/0x10 [ 991.609292][T11435] ? __lock_acquire+0xb9a/0x1680 [ 991.609457][T11435] ? __pfx_validate_chain+0x10/0x10 [ 991.609630][T11435] ? find_held_lock+0x2c/0x110 [ 991.609812][T11435] ? __lock_release+0x103/0x460 [ 991.609990][T11435] ? __might_fault+0x11b/0x170 [ 991.610162][T11435] ? __might_fault+0xc3/0x170 [ 991.610324][T11435] ? __might_fault+0x11b/0x170 [ 991.610491][T11435] ? __sys_sendto+0x37a/0x450 [ 991.610651][T11435] __sys_sendto+0x37a/0x450 [ 991.610822][T11435] ? __pfx___sys_sendto+0x10/0x10 [ 991.610981][T11435] ? __pfx___lock_release+0x10/0x10 [ 991.611152][T11435] ? trace_lock_acquire+0x14c/0x1f0 [ 991.611318][T11435] ? rseq_update_cpu_node_id+0xe6/0x140 [ 991.611484][T11435] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 991.611692][T11435] __x64_sys_sendto+0xe0/0x1c0 [ 991.611866][T11435] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 991.612067][T11435] do_syscall_64+0xc1/0x1d0 [ 991.612228][T11435] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 991.612431][T11435] RIP: 0033:0x7f69f5c1fa4a [ 991.612597][T11435] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89 [ 991.613167][T11435] RSP: 002b:00007ffdd5be1c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 991.613413][T11435] RAX: ffffffffffffffda RBX: 0000000035854ec0 RCX: 00007f69f5c1fa4a [ 991.613652][T11435] RDX: 0000000000000050 RSI: 0000000035855190 RDI: 0000000000000005 [ 991.613909][T11435] RBP: 0000000035854ec0 R08: 00007ffdd5be1c60 R09: 000000000000001c [ 991.614159][T11435] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000050 [ 991.614403][T11435] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 [ 991.614658][T11435]