[ 11.051666][ T260] ip (260) used greatest stack depth: 23872 bytes left [ 14.418855][ T314] gre: GRE over IPv4 demultiplexor driver [ 14.430817][ T314] ip_gre: GRE over IPv4 tunneling driver [ 15.249720][ T325] GACT probability NOT on [ 15.275706][ T323] tc (323) used greatest stack depth: 23368 bytes left [ 15.485813][ T327] ip6_gre: GRE over IPv6 tunneling driver [ 15.629452][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.725369][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.906012][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.953486][ T66] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.512738][ T340] br1: port 1(veth1) entered blocking state [ 16.513734][ T340] br1: port 1(veth1) entered disabled state [ 16.514153][ T340] veth1: entered allmulticast mode [ 16.516192][ T340] veth1: entered promiscuous mode [ 16.595027][ T40] br1: port 1(veth1) entered blocking state [ 16.595437][ T40] br1: port 1(veth1) entered forwarding state [ 16.677120][ T343] br1: port 2(veth2) entered blocking state [ 16.677466][ T343] br1: port 2(veth2) entered disabled state [ 16.678106][ T343] veth2: entered allmulticast mode [ 16.680101][ T343] veth2: entered promiscuous mode [ 16.752776][ T41] br1: port 2(veth2) entered blocking state [ 16.753099][ T41] br1: port 2(veth2) entered forwarding state [ 16.961837][ T66] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.962629][ T66] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.169868][ T11] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 21.441466][ C3] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 25.057559][ T397] Mirror/redirect action on [ 25.518447][ T404] [ 25.518779][ T404] ============================= [ 25.518938][ T404] WARNING: suspicious RCU usage [ 25.519099][ T404] 6.14.0-rc6-virtme #1 Not tainted [ 25.519295][ T404] ----------------------------- [ 25.519752][ T404] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 25.520032][ T404] [ 25.520032][ T404] other info that might help us debug this: [ 25.520032][ T404] [ 25.520358][ T404] [ 25.520358][ T404] rcu_scheduler_active = 2, debug_locks = 1 [ 25.520582][ T404] 1 lock held by mausezahn/404: [ 25.520764][ T404] #0: ffffffffbcd5b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0 [ 25.521048][ T404] [ 25.521048][ T404] stack backtrace: [ 25.521276][ T404] CPU: 3 UID: 0 PID: 404 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1 [ 25.521283][ T404] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.521286][ T404] Call Trace: [ 25.521288][ T404] [ 25.521291][ T404] dump_stack_lvl+0xb0/0xd0 [ 25.521300][ T404] lockdep_rcu_suspicious+0x1ea/0x280 [ 25.521313][ T404] dev_hard_start_xmit+0x2fc/0x3f0 [ 25.521323][ T404] __dev_queue_xmit+0xfaf/0x18d0 [ 25.521338][ T404] ? __pfx___dev_queue_xmit+0x10/0x10 [ 25.521342][ T404] ? packet_parse_headers+0x231/0x9c0 [ 25.521351][ T404] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 25.521359][ T404] ? __pfx_packet_parse_headers+0x10/0x10 [ 25.521363][ T404] ? skb_copy_datagram_from_iter+0xe6/0x6f0 [ 25.521369][ T404] ? dev_get_by_index+0xb2/0x190 [ 25.521381][ T404] packet_snd+0xd0c/0x19d0 [ 25.521393][ T404] ? __lock_release+0x103/0x460 [ 25.521397][ T404] ? __might_fault+0x11b/0x170 [ 25.521406][ T404] ? __pfx_packet_snd+0x10/0x10 [ 25.521408][ T404] ? trace_lock_acquire+0x14c/0x1f0 [ 25.521411][ T404] ? __might_fault+0x11b/0x170 [ 25.521422][ T404] ? lock_acquire+0x32/0xc0 [ 25.521431][ T404] ? __might_fault+0x11b/0x170 [ 25.521450][ T404] __sys_sendto+0x3c3/0x450 [ 25.521459][ T404] ? __pfx___sys_sendto+0x10/0x10 [ 25.521485][ T404] ? sock_ioctl+0x3b6/0x590 [ 25.521503][ T404] ? __pfx___up_read+0x10/0x10 [ 25.521513][ T404] ? do_user_addr_fault+0x374/0xe30 [ 25.521524][ T404] ? do_user_addr_fault+0x374/0xe30 [ 25.521531][ T404] __x64_sys_sendto+0xe0/0x1c0 [ 25.521536][ T404] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 25.521541][ T404] do_syscall_64+0xc1/0x1d0 [ 25.521550][ T404] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 25.521556][ T404] RIP: 0033:0x7f602c694a4a [ 25.521561][ T404] 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 [ 25.521564][ T404] RSP: 002b:00007ffc312a49e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 25.521569][ T404] RAX: ffffffffffffffda RBX: 000000001b1b69d0 RCX: 00007f602c694a4a [ 25.521571][ T404] RDX: 000000000000002a RSI: 000000001b1b6c92 RDI: 0000000000000005 [ 25.521573][ T404] RBP: 000000001b1b6c92 R08: 00007ffc312a49f0 R09: 0000000000000014 [ 25.521575][ T404] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 25.521577][ T404] R13: 000000000000002a R14: 00007ffc312a49f0 R15: 0000000000000000 [ 25.521593][ T404] [ 30.657649][ C2] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 48.066319][ C0] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 63.117456][ T601] br1: port 1(veth1) entered disabled state [ 63.221062][ T602] br1: port 2(veth2) entered disabled state [ 63.326305][ T603] veth2: left allmulticast mode [ 63.326635][ T603] veth2: left promiscuous mode [ 63.327044][ T603] br1: port 2(veth2) entered disabled state [ 63.329383][ T603] veth1: left allmulticast mode [ 63.329637][ T603] veth1: left promiscuous mode [ 63.330042][ T603] br1: port 1(veth1) entered disabled state