[ 10.383328][ T250] ip (250) used greatest stack depth: 23472 bytes left [ 13.996113][ T311] gre: GRE over IPv4 demultiplexor driver [ 14.006587][ T311] ip_gre: GRE over IPv4 tunneling driver [ 14.776348][ T322] GACT probability NOT on [ 15.019996][ T324] ip6_gre: GRE over IPv6 tunneling driver [ 15.174454][ T56] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.270281][ T56] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.715368][ T69] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.770307][ T63] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.082135][ T338] br1: port 1(veth1) entered blocking state [ 16.082552][ T338] br1: port 1(veth1) entered disabled state [ 16.083065][ T338] veth1: entered allmulticast mode [ 16.085065][ T338] veth1: entered promiscuous mode [ 16.178309][ T41] br1: port 1(veth1) entered blocking state [ 16.178739][ T41] br1: port 1(veth1) entered forwarding state [ 16.262006][ T340] br1: port 2(veth2) entered blocking state [ 16.262341][ T340] br1: port 2(veth2) entered disabled state [ 16.262630][ T340] veth2: entered allmulticast mode [ 16.264580][ T340] veth2: entered promiscuous mode [ 16.341457][ T59] br1: port 2(veth2) entered blocking state [ 16.341797][ T59] br1: port 2(veth2) entered forwarding state [ 16.770709][ T69] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.771562][ T69] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.795229][ T51] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 21.442400][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 24.540602][ T394] Mirror/redirect action on [ 25.037935][ T401] [ 25.038257][ T401] ============================= [ 25.038449][ T401] WARNING: suspicious RCU usage [ 25.038631][ T401] 6.14.0-rc6-virtme #1 Not tainted [ 25.038814][ T401] ----------------------------- [ 25.039283][ T401] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 25.039575][ T401] [ 25.039575][ T401] other info that might help us debug this: [ 25.039575][ T401] [ 25.039897][ T401] [ 25.039897][ T401] rcu_scheduler_active = 2, debug_locks = 1 [ 25.040153][ T401] 1 lock held by mausezahn/401: [ 25.040310][ T401] #0: ffffffffa415b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0 [ 25.040611][ T401] [ 25.040611][ T401] stack backtrace: [ 25.040799][ T401] CPU: 3 UID: 0 PID: 401 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1 [ 25.040804][ T401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.040806][ T401] Call Trace: [ 25.040808][ T401] [ 25.040811][ T401] dump_stack_lvl+0xb0/0xd0 [ 25.040819][ T401] lockdep_rcu_suspicious+0x1ea/0x280 [ 25.040832][ T401] dev_hard_start_xmit+0x2fc/0x3f0 [ 25.040842][ T401] __dev_queue_xmit+0xfaf/0x18d0 [ 25.040856][ T401] ? __pfx___dev_queue_xmit+0x10/0x10 [ 25.040861][ T401] ? packet_parse_headers+0x231/0x9c0 [ 25.040871][ T401] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 25.040877][ T401] ? __pfx_packet_parse_headers+0x10/0x10 [ 25.040882][ T401] ? skb_copy_datagram_from_iter+0xe6/0x6f0 [ 25.040889][ T401] ? dev_get_by_index+0xb2/0x190 [ 25.040901][ T401] packet_snd+0xd0c/0x19d0 [ 25.040913][ T401] ? __lock_release+0x103/0x460 [ 25.040917][ T401] ? __might_fault+0x11b/0x170 [ 25.040926][ T401] ? __pfx_packet_snd+0x10/0x10 [ 25.040928][ T401] ? trace_lock_acquire+0x14c/0x1f0 [ 25.040930][ T401] ? __might_fault+0x11b/0x170 [ 25.040939][ T401] ? lock_acquire+0x32/0xc0 [ 25.040950][ T401] ? __might_fault+0x11b/0x170 [ 25.040968][ T401] __sys_sendto+0x3c3/0x450 [ 25.040974][ T401] ? __pfx___sys_sendto+0x10/0x10 [ 25.040989][ T401] ? sock_ioctl+0x3b6/0x590 [ 25.040999][ T401] ? __pfx___up_read+0x10/0x10 [ 25.041009][ T401] ? do_user_addr_fault+0x374/0xe30 [ 25.041024][ T401] ? do_user_addr_fault+0x374/0xe30 [ 25.041031][ T401] __x64_sys_sendto+0xe0/0x1c0 [ 25.041035][ T401] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 25.041040][ T401] do_syscall_64+0xc1/0x1d0 [ 25.041049][ T401] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 25.041055][ T401] RIP: 0033:0x7f3887af5a4a [ 25.041061][ T401] 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 [ 25.041064][ T401] RSP: 002b:00007ffeb18b6738 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 25.041068][ T401] RAX: ffffffffffffffda RBX: 00000000250d49d0 RCX: 00007f3887af5a4a [ 25.041070][ T401] RDX: 000000000000002a RSI: 00000000250d4c92 RDI: 0000000000000005 [ 25.041072][ T401] RBP: 00000000250d4c92 R08: 00007ffeb18b6740 R09: 0000000000000014 [ 25.041074][ T401] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 25.041075][ T401] R13: 000000000000002a R14: 00007ffeb18b6740 R15: 0000000000000000 [ 25.041091][ T401] [ 30.658456][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 49.090303][ C2] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 62.284101][ T600] br1: port 1(veth1) entered disabled state [ 62.360554][ T601] br1: port 2(veth2) entered disabled state [ 62.446124][ T602] veth2: left allmulticast mode [ 62.446380][ T602] veth2: left promiscuous mode [ 62.446713][ T602] br1: port 2(veth2) entered disabled state [ 62.448799][ T602] veth1: left allmulticast mode [ 62.449676][ T602] veth1: left promiscuous mode [ 62.450001][ T602] br1: port 1(veth1) entered disabled state