[ 962.302726][ T66] ip6_tunnel: g1 xmit: Local address not yet configured! [ 962.400460][ T66] ip6_tunnel: g1 xmit: Local address not yet configured! [ 965.389455][T13284] [ 965.389873][T13284] ============================= [ 965.390153][T13284] WARNING: suspicious RCU usage [ 965.390430][T13284] 6.15.0-rc5-virtme #1 Not tainted [ 965.390704][T13284] ----------------------------- [ 965.391020][T13284] ./include/net/addrconf.h:347 suspicious rcu_dereference_check() usage! [ 965.391868][T13284] [ 965.391868][T13284] other info that might help us debug this: [ 965.391868][T13284] [ 965.392397][T13284] [ 965.392397][T13284] rcu_scheduler_active = 2, debug_locks = 1 [ 965.392813][T13284] 1 lock held by ip/13284: [ 965.393109][T13284] #0: ffff88800eb42630 (&tb->tb6_lock){+.-.}-{3:3}, at: ip6_route_multipath_add+0x743/0x1450 [ 965.393649][T13284] [ 965.393649][T13284] stack backtrace: [ 965.393995][T13284] CPU: 2 UID: 0 PID: 13284 Comm: ip Not tainted 6.15.0-rc5-virtme #1 PREEMPT(full) [ 965.394000][T13284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 965.394002][T13284] Call Trace: [ 965.394005][T13284] [ 965.394008][T13284] dump_stack_lvl+0xb0/0xd0 [ 965.394018][T13284] lockdep_rcu_suspicious+0x166/0x270 [ 965.394032][T13284] rt6_multipath_rebalance.part.0+0x70c/0x8a0 [ 965.394047][T13284] fib6_add_rt2node+0xa36/0x2c00 [ 965.394053][T13284] ? lockdep_hardirqs_on+0x7c/0x110 [ 965.394059][T13284] ? _raw_spin_unlock_irqrestore+0x46/0x80 [ 965.394074][T13284] ? __pfx_fib6_add_rt2node+0x10/0x10 [ 965.394078][T13284] ? fib6_add_1.constprop.0+0x486/0x15e0 [ 965.394090][T13284] fib6_add+0x38d/0xec0 [ 965.394097][T13284] ? do_raw_spin_lock+0x130/0x270 [ 965.394103][T13284] ? __pfx_fib6_add+0x10/0x10 [ 965.394105][T13284] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 965.394110][T13284] ? lock_acquire+0x10c/0x170 [ 965.394113][T13284] ? ip6_route_multipath_add+0x743/0x1450 [ 965.394122][T13284] ip6_route_multipath_add+0x75b/0x1450 [ 965.394136][T13284] ? __pfx_ip6_route_multipath_add+0x10/0x10 [ 965.394166][T13284] ? __pfx_inet6_rtm_newroute+0x10/0x10 [ 965.394170][T13284] ? __pfx_inet6_rtm_newroute+0x10/0x10 [ 965.394175][T13284] inet6_rtm_newroute+0xb2/0x120 [ 965.394180][T13284] ? __pfx_inet6_rtm_newroute+0x10/0x10 [ 965.394198][T13284] ? rtnetlink_rcv_msg+0x6ed/0xc00 [ 965.394203][T13284] ? __lock_release+0x5d/0x170 [ 965.394209][T13284] ? rtnetlink_rcv_msg+0x6ed/0xc00 [ 965.394214][T13284] rtnetlink_rcv_msg+0x710/0xc00 [ 965.394221][T13284] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 965.394223][T13284] ? validate_chain+0x166/0x4d0 [ 965.394239][T13284] netlink_rcv_skb+0x12f/0x360 [ 965.394245][T13284] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 965.394251][T13284] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 965.394255][T13284] ? __lock_acquire+0x591/0x9d0 [ 965.394268][T13284] ? netlink_deliver_tap+0x13e/0x340 [ 965.394271][T13284] ? __lock_release+0x5d/0x170 [ 965.394277][T13284] ? netlink_deliver_tap+0x13e/0x340 [ 965.394281][T13284] ? netlink_deliver_tap+0xc3/0x340 [ 965.394288][T13284] netlink_unicast+0x449/0x710 [ 965.394296][T13284] ? __pfx_netlink_unicast+0x10/0x10 [ 965.394300][T13284] ? __lock_acquire+0x591/0x9d0 [ 965.394309][T13284] netlink_sendmsg+0x721/0xbe0 [ 965.394318][T13284] ? __pfx_netlink_sendmsg+0x10/0x10 [ 965.394324][T13284] ? __import_iovec+0x238/0x3c0 [ 965.394337][T13284] ____sys_sendmsg+0x7aa/0xa10 [ 965.394343][T13284] ? __pfx_____sys_sendmsg+0x10/0x10 [ 965.394346][T13284] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 965.394362][T13284] ___sys_sendmsg+0xed/0x170 [ 965.394368][T13284] ? __pfx____sys_sendmsg+0x10/0x10 [ 965.394373][T13284] ? __pfx_handle_pte_fault+0x10/0x10 [ 965.394379][T13284] ? reacquire_held_locks+0xd1/0x200 [ 965.394382][T13284] ? do_user_addr_fault+0x461/0xe00 [ 965.394391][T13284] ? __handle_mm_fault+0x3fc/0x5e0 [ 965.394395][T13284] ? __pfx___handle_mm_fault+0x10/0x10 [ 965.394398][T13284] ? __lock_release+0xa8/0x170 [ 965.394413][T13284] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 965.394421][T13284] __sys_sendmsg+0x108/0x1a0 [ 965.394425][T13284] ? __pfx___sys_sendmsg+0x10/0x10 [ 965.394429][T13284] ? exc_page_fault+0x5e/0xd0 [ 965.394438][T13284] ? do_user_addr_fault+0x959/0xe00 [ 965.394445][T13284] ? rcu_is_watching+0x12/0xc0 [ 965.394453][T13284] do_syscall_64+0xc1/0x1d0 [ 965.394459][T13284] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 965.394463][T13284] RIP: 0033:0x7f60014ee9a7 [ 965.394468][T13284] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 965.394471][T13284] RSP: 002b:00007ffe55bd8d68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 965.394475][T13284] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f60014ee9a7 [ 965.394478][T13284] RDX: 0000000000000000 RSI: 00007ffe55bd8dd0 RDI: 0000000000000005 [ 965.394480][T13284] RBP: 00007ffe55bd911c R08: 0000000000000038 R09: 00007ffe55bd8dc6 [ 965.394483][T13284] R10: 00007ffe55bdb98b R11: 0000000000000246 R12: 00007ffe55bda0e0 [ 965.394486][T13284] R13: 0000000068258d94 R14: 0000000000498600 R15: 00007ffe55bdb97a [ 965.394506][T13284] [ 969.573955][ T66] ip6_tunnel: g2 xmit: Local address not yet configured! [ 969.695966][ T66] ip6_tunnel: g2 xmit: Local address not yet configured! WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr