[ 10.132500][ T247] modprobe (247) used greatest stack depth: 23960 bytes left [ 14.390056][ T318] gre: GRE over IPv4 demultiplexor driver [ 14.402675][ T318] ip_gre: GRE over IPv4 tunneling driver [ 15.065670][ T329] GACT probability NOT on [ 15.270788][ T331] ip6_gre: GRE over IPv6 tunneling driver [ 15.428659][ T319] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.550626][ T64] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.579367][ T64] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 15.616565][ T12] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.424494][ T346] br1: port 1(veth1) entered blocking state [ 16.425052][ T346] br1: port 1(veth1) entered disabled state [ 16.425506][ T346] veth1: entered allmulticast mode [ 16.427605][ T346] veth1: entered promiscuous mode [ 16.517875][ T46] br1: port 1(veth1) entered blocking state [ 16.518418][ T46] br1: port 1(veth1) entered forwarding state [ 16.599261][ T348] br1: port 2(veth2) entered blocking state [ 16.599640][ T348] br1: port 2(veth2) entered disabled state [ 16.599966][ T348] veth2: entered allmulticast mode [ 16.601905][ T348] veth2: entered promiscuous mode [ 16.639481][ T12] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.640341][ T12] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 16.678607][ T46] br1: port 2(veth2) entered blocking state [ 16.678912][ T46] br1: port 2(veth2) entered forwarding state [ 17.184228][ T64] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 17.536276][ T64] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 17.728282][ T64] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 17.943463][ T290] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 24.067861][ T390] Mirror/redirect action on [ 24.548731][ T397] [ 24.549032][ T397] ============================= [ 24.549199][ T397] WARNING: suspicious RCU usage [ 24.549350][ T397] 6.14.0-rc6-virtme #1 Not tainted [ 24.549618][ T397] ----------------------------- [ 24.549777][ T397] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 24.550072][ T397] [ 24.550072][ T397] other info that might help us debug this: [ 24.550072][ T397] [ 24.550371][ T397] [ 24.550371][ T397] rcu_scheduler_active = 2, debug_locks = 1 [ 24.550591][ T397] 1 lock held by mausezahn/397: [ 24.550746][ T397] #0: ffffffffbb95b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0 [ 24.551038][ T397] [ 24.551038][ T397] stack backtrace: [ 24.551230][ T397] CPU: 3 UID: 0 PID: 397 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1 [ 24.551234][ T397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.551236][ T397] Call Trace: [ 24.551238][ T397] [ 24.551240][ T397] dump_stack_lvl+0xb0/0xd0 [ 24.551248][ T397] lockdep_rcu_suspicious+0x1ea/0x280 [ 24.551258][ T397] dev_hard_start_xmit+0x2fc/0x3f0 [ 24.551269][ T397] __dev_queue_xmit+0xfaf/0x18d0 [ 24.551283][ T397] ? __pfx___dev_queue_xmit+0x10/0x10 [ 24.551287][ T397] ? packet_parse_headers+0x231/0x9c0 [ 24.551296][ T397] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 24.551302][ T397] ? __pfx_packet_parse_headers+0x10/0x10 [ 24.551307][ T397] ? skb_copy_datagram_from_iter+0xe6/0x6f0 [ 24.551312][ T397] ? dev_get_by_index+0xb2/0x190 [ 24.551323][ T397] packet_snd+0xd0c/0x19d0 [ 24.551335][ T397] ? __lock_release+0x103/0x460 [ 24.551338][ T397] ? __might_fault+0x11b/0x170 [ 24.551345][ T397] ? __pfx_packet_snd+0x10/0x10 [ 24.551348][ T397] ? trace_lock_acquire+0x14c/0x1f0 [ 24.551350][ T397] ? __might_fault+0x11b/0x170 [ 24.551357][ T397] ? lock_acquire+0x32/0xc0 [ 24.551363][ T397] ? __might_fault+0x11b/0x170 [ 24.551374][ T397] __sys_sendto+0x3c3/0x450 [ 24.551380][ T397] ? __pfx___sys_sendto+0x10/0x10 [ 24.551394][ T397] ? sock_ioctl+0x3b6/0x590 [ 24.551404][ T397] ? __pfx___up_read+0x10/0x10 [ 24.551413][ T397] ? do_user_addr_fault+0x374/0xe30 [ 24.551422][ T397] ? do_user_addr_fault+0x374/0xe30 [ 24.551429][ T397] __x64_sys_sendto+0xe0/0x1c0 [ 24.551433][ T397] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 24.551438][ T397] do_syscall_64+0xc1/0x1d0 [ 24.551445][ T397] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 24.551450][ T397] RIP: 0033:0x7fc28d1f9a4a [ 24.551455][ T397] 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 [ 24.551458][ T397] RSP: 002b:00007ffda79a1d38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 24.551461][ T397] RAX: ffffffffffffffda RBX: 000000000058d9d0 RCX: 00007fc28d1f9a4a [ 24.551463][ T397] RDX: 000000000000002a RSI: 000000000058dc92 RDI: 0000000000000005 [ 24.551465][ T397] RBP: 000000000058dc92 R08: 00007ffda79a1d40 R09: 0000000000000014 [ 24.551467][ T397] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 24.551468][ T397] R13: 000000000000002a R14: 00007ffda79a1d40 R15: 0000000000000000 [ 24.551484][ T397] [ 28.095188][ C2] ip6_tnl_xmit_ctl: 7 callbacks suppressed [ 28.095740][ C2] ip6_tunnel: h3-gt6 xmit: Local address not yet configured! [ 38.631685][ T485] br1: port 1(veth1) entered disabled state [ 38.711074][ T486] br1: port 2(veth2) entered disabled state [ 38.780042][ T487] veth2: left allmulticast mode [ 38.780332][ T487] veth2: left promiscuous mode [ 38.780648][ T487] br1: port 2(veth2) entered disabled state [ 38.782436][ T487] veth1: left allmulticast mode [ 38.782625][ T487] veth1: left promiscuous mode [ 38.782919][ T487] br1: port 1(veth1) entered disabled state