[ 10.801402][ T249] ip (249) used greatest stack depth: 23424 bytes left [ 13.562453][ T301] 8021q: 802.1Q VLAN Support v1.8 [ 17.215929][ T350] br1: port 1(vx10) entered blocking state [ 17.216438][ T350] br1: port 1(vx10) entered disabled state [ 17.217039][ T350] vx10: entered allmulticast mode [ 17.219771][ T350] vx10: entered promiscuous mode [ 17.220711][ T350] br1: port 1(vx10) entered blocking state [ 17.221068][ T350] br1: port 1(vx10) entered forwarding state [ 17.556375][ T355] br1: port 2(vx20) entered blocking state [ 17.556749][ T355] br1: port 2(vx20) entered disabled state [ 17.557293][ T355] vx20: entered allmulticast mode [ 17.559454][ T355] vx20: entered promiscuous mode [ 17.560223][ T355] br1: port 2(vx20) entered blocking state [ 17.560483][ T355] br1: port 2(vx20) entered forwarding state [ 17.731731][ T357] br1: port 3(veth1) entered blocking state [ 17.732040][ T357] br1: port 3(veth1) entered disabled state [ 17.732337][ T357] veth1: entered allmulticast mode [ 17.734214][ T357] veth1: entered promiscuous mode [ 17.812022][ T151] br1: port 3(veth1) entered blocking state [ 17.812655][ T151] br1: port 3(veth1) entered forwarding state [ 18.167157][ T362] br1: port 4(veth2) entered blocking state [ 18.167799][ T362] br1: port 4(veth2) entered disabled state [ 18.168181][ T362] veth2: entered allmulticast mode [ 18.171167][ T362] veth2: entered promiscuous mode [ 18.249007][ T41] br1: port 4(veth2) entered blocking state [ 18.249283][ T41] br1: port 4(veth2) entered forwarding state [ 21.725803][ T412] br2: port 1(w1) entered blocking state [ 21.726143][ T412] br2: port 1(w1) entered disabled state [ 21.726511][ T412] w1: entered allmulticast mode [ 21.730085][ T412] w1: entered promiscuous mode [ 22.401608][ T420] br2: port 2(vx10) entered blocking state [ 22.401917][ T420] br2: port 2(vx10) entered disabled state [ 22.402221][ T420] vx10: entered allmulticast mode [ 22.404178][ T420] vx10: entered promiscuous mode [ 22.404739][ T420] br2: port 2(vx10) entered blocking state [ 22.405252][ T420] br2: port 2(vx10) entered forwarding state [ 22.985473][ T427] br2: port 3(vx20) entered blocking state [ 22.985760][ T427] br2: port 3(vx20) entered disabled state [ 22.986028][ T427] vx20: entered allmulticast mode [ 22.987874][ T427] vx20: entered promiscuous mode [ 22.988375][ T427] br2: port 3(vx20) entered blocking state [ 22.988622][ T427] br2: port 3(vx20) entered forwarding state [ 23.769014][ T46] br2: port 1(w1) entered blocking state [ 23.769464][ T46] br2: port 1(w1) entered forwarding state [ 26.135575][ T469] br2: port 1(w1) entered blocking state [ 26.135953][ T469] br2: port 1(w1) entered disabled state [ 26.136217][ T469] w1: entered allmulticast mode [ 26.138307][ T469] w1: entered promiscuous mode [ 26.786375][ T477] br2: port 2(vx10) entered blocking state [ 26.786707][ T477] br2: port 2(vx10) entered disabled state [ 26.786988][ T477] vx10: entered allmulticast mode [ 26.788864][ T477] vx10: entered promiscuous mode [ 26.789427][ T477] br2: port 2(vx10) entered blocking state [ 26.789689][ T477] br2: port 2(vx10) entered forwarding state [ 27.365267][ T484] br2: port 3(vx20) entered blocking state [ 27.365589][ T484] br2: port 3(vx20) entered disabled state [ 27.365871][ T484] vx20: entered allmulticast mode [ 27.368683][ T484] vx20: entered promiscuous mode [ 27.369543][ T484] br2: port 3(vx20) entered blocking state [ 27.369981][ T484] br2: port 3(vx20) entered forwarding state [ 28.141137][ T56] br2: port 1(w1) entered blocking state [ 28.141425][ T56] br2: port 1(w1) entered forwarding state [ 39.227791][ T571] GACT probability NOT on [ 141.113563][ T931] [ 141.113833][ T931] ============================= [ 141.114011][ T931] WARNING: suspicious RCU usage [ 141.114185][ T931] 6.14.0-rc6-virtme #1 Not tainted [ 141.114358][ T931] ----------------------------- [ 141.114561][ T931] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage! [ 141.114854][ T931] [ 141.114854][ T931] other info that might help us debug this: [ 141.114854][ T931] [ 141.115176][ T931] [ 141.115176][ T931] rcu_scheduler_active = 2, debug_locks = 1 [ 141.115438][ T931] 1 lock held by mausezahn/931: [ 141.115617][ T931] #0: ffffffff8d55b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0 [ 141.115936][ T931] [ 141.115936][ T931] stack backtrace: [ 141.116155][ T931] CPU: 0 UID: 0 PID: 931 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1 [ 141.116159][ T931] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.116161][ T931] Call Trace: [ 141.116163][ T931] [ 141.116166][ T931] dump_stack_lvl+0xb0/0xd0 [ 141.116174][ T931] lockdep_rcu_suspicious+0x1ea/0x280 [ 141.116185][ T931] dev_hard_start_xmit+0x2fc/0x3f0 [ 141.116200][ T931] __dev_queue_xmit+0xfaf/0x18d0 [ 141.116215][ T931] ? __pfx___dev_queue_xmit+0x10/0x10 [ 141.116219][ T931] ? packet_parse_headers+0x231/0x9c0 [ 141.116228][ T931] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 141.116234][ T931] ? __pfx_packet_parse_headers+0x10/0x10 [ 141.116239][ T931] ? skb_copy_datagram_from_iter+0xe6/0x6f0 [ 141.116245][ T931] ? dev_get_by_index+0xb2/0x190 [ 141.116256][ T931] packet_snd+0xd0c/0x19d0 [ 141.116267][ T931] ? __lock_release+0x103/0x460 [ 141.116271][ T931] ? __might_fault+0x11b/0x170 [ 141.116278][ T931] ? __pfx_packet_snd+0x10/0x10 [ 141.116281][ T931] ? trace_lock_acquire+0x14c/0x1f0 [ 141.116283][ T931] ? __might_fault+0x11b/0x170 [ 141.116290][ T931] ? lock_acquire+0x32/0xc0 [ 141.116296][ T931] ? __might_fault+0x11b/0x170 [ 141.116307][ T931] __sys_sendto+0x3c3/0x450 [ 141.116313][ T931] ? __pfx___sys_sendto+0x10/0x10 [ 141.116317][ T931] ? trace_lock_acquire+0x14c/0x1f0 [ 141.116330][ T931] ? sock_ioctl+0x3b6/0x590 [ 141.116337][ T931] ? __rseq_handle_notify_resume+0x288/0x3e0 [ 141.116346][ T931] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 141.116355][ T931] ? __sys_setsockopt+0xec/0x160 [ 141.116363][ T931] __x64_sys_sendto+0xe0/0x1c0 [ 141.116367][ T931] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 141.116372][ T931] do_syscall_64+0xc1/0x1d0 [ 141.116380][ T931] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 141.116388][ T931] RIP: 0033:0x7fa302248a4a [ 141.116393][ T931] 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 [ 141.116396][ T931] RSP: 002b:00007ffe22c4c628 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 141.116399][ T931] RAX: ffffffffffffffda RBX: 0000000018c1e080 RCX: 00007fa302248a4a [ 141.116401][ T931] RDX: 0000000000000082 RSI: 0000000018c1e372 RDI: 0000000000000006 [ 141.116404][ T931] RBP: 0000000018c1e372 R08: 00007ffe22c4c630 R09: 0000000000000014 [ 141.116405][ T931] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 141.116407][ T931] R13: 0000000000000082 R14: 00007ffe22c4c630 R15: 0000000000000001 [ 141.116423][ T931] [ 163.938937][ T1372] veth3: entered promiscuous mode [ 212.854973][ T2299] veth3: left promiscuous mode [ 213.356427][ T2305] veth3: entered promiscuous mode [ 262.350574][ T3232] veth3: left promiscuous mode [ 263.254092][ T3250] vx20: left allmulticast mode [ 263.254328][ T3250] vx20: left promiscuous mode [ 263.254668][ T3250] br1: port 2(vx20) entered disabled state [ 263.340286][ T3251] vx10: left allmulticast mode [ 263.340596][ T3251] vx10: left promiscuous mode [ 263.340990][ T3251] br1: port 1(vx10) entered disabled state [ 268.689936][ T3256] br1: port 1(vx10) entered blocking state [ 268.690238][ T3256] br1: port 1(vx10) entered disabled state [ 268.690553][ T3256] vx10: entered allmulticast mode [ 268.692923][ T3256] vx10: entered promiscuous mode [ 268.693489][ T3256] br1: port 1(vx10) entered blocking state [ 268.693803][ T3256] br1: port 1(vx10) entered forwarding state [ 268.843499][ T3258] br1: port 2(vx20) entered blocking state [ 268.843824][ T3258] br1: port 2(vx20) entered disabled state [ 268.844117][ T3258] vx20: entered allmulticast mode [ 268.846066][ T3258] vx20: entered promiscuous mode [ 268.846617][ T3258] br1: port 2(vx20) entered blocking state [ 268.846886][ T3258] br1: port 2(vx20) entered forwarding state [ 402.416854][ T4086] veth3: entered promiscuous mode [ 448.584042][ T5013] veth3: left promiscuous mode [ 449.044897][ T5019] veth3: entered promiscuous mode [ 496.433810][ T5946] veth3: left promiscuous mode [ 812.084698][ T12] vx20: left allmulticast mode [ 812.085100][ T12] vx20: left promiscuous mode [ 812.085488][ T12] br2: port 3(vx20) entered disabled state [ 812.089501][ T12] vx10: left allmulticast mode [ 812.089769][ T12] vx10: left promiscuous mode [ 812.090072][ T12] br2: port 2(vx10) entered disabled state [ 812.092235][ T12] w1: left allmulticast mode [ 812.092648][ T12] w1: left promiscuous mode [ 812.093020][ T12] br2: port 1(w1) entered disabled state [ 812.556427][ T12] vx20: left allmulticast mode [ 812.556660][ T12] vx20: left promiscuous mode [ 812.556982][ T12] br2: port 3(vx20) entered disabled state [ 812.559204][ T12] vx10: left allmulticast mode [ 812.559421][ T12] vx10: left promiscuous mode [ 812.559719][ T12] br2: port 2(vx10) entered disabled state [ 812.561597][ T12] w1: left allmulticast mode [ 812.561793][ T12] w1: left promiscuous mode [ 812.562094][ T12] br2: port 1(w1) entered disabled state [ 814.759304][T10512] br1: port 4(veth2) entered disabled state [ 814.822968][T10514] veth2: left allmulticast mode [ 814.823193][T10514] veth2: left promiscuous mode [ 814.823509][T10514] br1: port 4(veth2) entered disabled state [ 815.170122][T10518] br1: port 3(veth1) entered disabled state [ 815.244655][T10519] veth1: left allmulticast mode [ 815.244967][T10519] veth1: left promiscuous mode [ 815.245286][T10519] br1: port 3(veth1) entered disabled state [ 815.400858][T10521] vx20: left allmulticast mode [ 815.401104][T10521] vx20: left promiscuous mode [ 815.401447][T10521] br1: port 2(vx20) entered disabled state [ 815.732986][T10525] vx10: left allmulticast mode [ 815.733241][T10525] vx10: left promiscuous mode [ 815.733603][T10525] br1: port 1(vx10) entered disabled state