make -C tools/testing/selftests TARGETS=net/forwarding TEST_PROGS=tc_actioons.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-4/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
make[1]: Entering directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
TAP version 13
1..1
# overriding timeout to 21600
# selftests: net/forwarding: tc_actions.sh
# TEST: gact drop and ok (skip_hw) [ OK ]
# TEST: mirred egress flower redirect (skip_hw) [ OK ]
# TEST: mirred egress flower mirror (skip_hw) [ OK ]
# TEST: mirred egress matchall mirror (skip_hw) [ OK ]
# TEST: mirred_egress_to_ingress (skip_hw) [ OK ]
# [ 2235.228674][ C2]
[ 2235.228872][ C2] ============================================
[ 2235.229285][ C2] WARNING: possible recursive locking detected
[ 2235.229685][ C2] 6.8.0-rc4-virtme #1 Not tainted
[ 2235.230020][ C2] --------------------------------------------
[ 2235.230448][ C2] ncat/4694 is trying to acquire lock:
[ 2235.230821][ C2] ffff888008480f68 (slock-AF_INET/1){+.-.}-{2:2}, at: tcp_v4_rcv+0x221e/0x2ac0
[ 2235.231442][ C2]
[ 2235.231442][ C2] but task is already holding lock:
[ 2235.231925][ C2] ffff888008481ca8 (slock-AF_INET/1){+.-.}-{2:2}, at: tcp_v4_rcv+0x221e/0x2ac0
[ 2235.232531][ C2]
[ 2235.232531][ C2] other info that might help us debug this:
[ 2235.233052][ C2] Possible unsafe locking scenario:
[ 2235.233052][ C2]
[ 2235.233536][ C2] CPU0
[ 2235.233756][ C2] ----
[ 2235.233972][ C2] lock(slock-AF_INET/1);
[ 2235.234269][ C2] lock(slock-AF_INET/1);
[ 2235.234562][ C2]
[ 2235.234562][ C2] *** DEADLOCK ***
[ 2235.234562][ C2]
[ 2235.235092][ C2] May be due to missing lock nesting notation
[ 2235.235092][ C2]
[ 2235.235627][ C2] 8 locks held by ncat/4694:
[ 2235.235931][ C2] #0: ffffffffb95467e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1ef/0x5e0
[ 2235.236553][ C2] #1: ffffffffb95467e0 (rcu_read_lock){....}-{1:2}, at: ip_local_deliver_finish+0x1fd/0x490
[ 2235.237221][ C2] #2: ffff888008481ca8 (slock-AF_INET/1){+.-.}-{2:2}, at: tcp_v4_rcv+0x221e/0x2ac0
[ 2235.237838][ C2] #3: ffffffffb95467e0 (rcu_read_lock){....}-{1:2}, at: __ip_queue_xmit+0x65/0x17b0
[ 2235.238457][ C2] #4: ffffffffb95467e0 (rcu_read_lock){....}-{1:2}, at: ip_finish_output2+0x262/0x18e0
[ 2235.239096][ C2] #5: ffffffffb9546780 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1da/0x17e0
[ 2235.239743][ C2] #6: ffffffffb95467e0 (rcu_read_lock){....}-{1:2}, at: netif_receive_skb_internal+0x84/0x300
[ 2235.240420][ C2] #7: ffffffffb95467e0 (rcu_read_lock){....}-{1:2}, at: ip_local_deliver_finish+0x1fd/0x490
[ 2235.241087][ C2]
[ 2235.241087][ C2] stack backtrace:
[ 2235.241477][ C2] CPU: 2 PID: 4694 Comm: ncat Not tainted 6.8.0-rc4-virtme #1
[ 2235.241967][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2235.242768][ C2] Call Trace:
[ 2235.242990][ C2]
[ 2235.243183][ C2] dump_stack_lvl+0x64/0xb0
[ 2235.243483][ C2] validate_chain+0x525/0xa00
[ 2235.243798][ C2] ? __pfx_validate_chain+0x10/0x10
[ 2235.244140][ C2] ? hlock_class+0x4e/0x130
[ 2235.244441][ C2] ? mark_lock+0x38/0x3e0
[ 2235.244729][ C2] __lock_
DETECTED CRASH, lowering timeout
acquire+0xb67/0x1610
[ 2235.245046][ C2] ? lock_downgrade+0xe0/0x110
[ 2235.245363][ C2] ? mark_lock+0x38/0x3e0
[ 2235.245649][ C2] lock_acquire.part.0+0xe5/0x330
[ 2235.245982][ C2] ? tcp_v4_rcv+0x221e/0x2ac0
[ 2235.246292][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2235.246660][ C2] ? __pfx_sk_filter_trim_cap+0x10/0x10
[ 2235.247030][ C2] ? lock_acquire+0x1c1/0x220
[ 2235.247339][ C2] ? tcp_v4_rcv+0x221e/0x2ac0
[ 2235.247649][ C2] _raw_spin_lock_nested+0x33/0x80
[ 2235.247988][ C2] ? tcp_v4_rcv+0x221e/0x2ac0
[ 2235.248298][ C2] tcp_v4_rcv+0x221e/0x2ac0
[ 2235.248604][ C2] ? __pfx_tcp_v4_rcv+0x10/0x10
[ 2235.248926][ C2] ? __pfx_raw_v4_input+0x10/0x10
[ 2235.249259][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2235.249631][ C2] ip_protocol_deliver_rcu+0x93/0x360
[ 2235.249989][ C2] ip_local_deliver_finish+0x2b6/0x490
[ 2235.250350][ C2] ip_local_deliver+0x19d/0x480
[ 2235.250671][ C2] ? __pfx_ip_local_deliver+0x10/0x10
[ 2235.251026][ C2] ? tcp_v4_early_demux+0x5a1/0x9e0
[ 2235.251371][ C2] ? ip_rcv_finish_core.constprop.0+0x522/0x1300
[ 2235.251790][ C2] ip_rcv+0x564/0x740
[ 2235.252055][ C2] ? __pfx_ip_rcv+0x10/0x10
[ 2235.252368][ C2] ? lock_acquire.part.0+0xe5/0x330
[ 2235.252662][ C2] ? netif_receive_skb_internal+0x84/0x300
[ 2235.252982][ C2] ? __pfx_ip_rcv+0x10/0x10
[ 2235.253231][ C2] __netif_receive_skb_one_core+0x166/0x1b0
[ 2235.253545][ C2] ? __pfx___netif_receive_skb_one_core+0x10/0x10
[ 2235.253892][ C2] ? mark_held_locks+0xa5/0xf0
[ 2235.254160][ C2] ? lock_acquire+0x1c1/0x220
[ 2235.254402][ C2] ? netif_receive_skb_internal+0x84/0x300
[ 2235.254706][ C2] netif_receive_skb_internal+0xb0/0x300
[ 2235.254996][ C2] ? __pfx_netif_receive_skb_internal+0x10/0x10
[ 2235.255321][ C2] ? __copy_skb_header+0xaf/0x490
[ 2235.255581][ C2] ? __skb_clone+0x57a/0x760
[ 2235.255821][ C2] netif_receive_skb+0x55/0x280
[ 2235.256076][ C2] tcf_mirred_to_dev+0x444/0xd70 [act_mirred]
[ 2235.256404][ C2] ? __pfx_tcf_skbedit_act+0x10/0x10 [act_skbedit]
[ 2235.256744][ C2] tcf_mirred_act+0x338/0x780 [act_mirred]
[ 2235.257048][ C2] tcf_action_exec.part.0+0x112/0x3d0
[ 2235.257333][ C2] fl_classify+0x4dc/0x650 [cls_flower]
[ 2235.257632][ C2] ? __pfx_fl_classify+0x10/0x10 [cls_flower]
[ 2235.257953][ C2] ? mark_lock+0x38/0x3e0
[ 2235.258180][ C2] ? __pfx_check_irq_usage+0x10/0x10
[ 2235.258455][ C2] ? __bfs+0x247/0x650
[ 2235.258668][ C2] ? __pfx_hlock_conflict+0x10/0x10
[ 2235.258939][ C2] ? hlock_class+0x4e/0x130
[ 2235.259178][ C2] ? check_path.constprop.0+0x24/0x50
[ 2235.259455][ C2] ? check_noncircular+0x14e/0x3e0
[ 2235.259721][ C2] ? __pfx_check_noncircular+0x10/0x10
[ 2235.260005][ C2] ? hlock_class+0x4e/0x130
[ 2235.260243][ C2] ? check_prev_add+0x773/0xce0
[ 2235.260497][ C2] __tcf_classify+0x329/0x7d0
[ 2235.260748][ C2] tcf_classify+0x283/0x930
[ 2235.261001][ C2] ? __pfx_tcf_classify+0x10/0x10
[ 2235.261272][ C2] ? __dev_queue_xmit+0x1da/0x17e0
[ 2235.261554][ C2] ? lock_acquire.part.0+0xe5/0x330
[ 2235.261828][ C2] ? __dev_queue_xmit+0x1da/0x17e0
[ 2235.262118][ C2] tc_run+0x2e4/0x5d0
[ 2235.262343][ C2] ? __pfx_tc_run+0x10/0x10
[ 2235.262586][ C2] ? lock_acquire+0x1c1/0x220
[ 2235.262835][ C2] ? __dev_queue_xmit+0x1da/0x17e0
[ 2235.263112][ C2] __dev_queue_xmit+0x686/0x17e0
[ 2235.263371][ C2] ? mark_held_locks+0xa5/0xf0
[ 2235.263634][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x151/0x370
[ 2235.263993][ C2] ? __pfx___dev_queue_xmit+0x10/0x10
[ 2235.264270][ C2] ? neigh_hh_output+0x36d/0x5d0
[ 2235.264534][ C2] ip_finish_output2+0x786/0x18e0
[ 2235.264810][ C2] ? __pfx_ip_finish_output2+0x10/0x10
[ 2235.265111][ C2] ? __ip_finish_output+0x10f/0x770
[ 2235.265411][ C2] ip_output+0x16b/0x4f0
[ 2235.265633][ C2] ? __pfx_ip_output+0x10/0x10
[ 2235.265882][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2235.266172][ C2] ? ip_local_out+0x114/0x3b0
[ 2235.266418][ C2] __ip_queue_xmit+0x672/0x17b0
[ 2235.266671][ C2] ? __create_object+0x5e/0xb0
[ 2235.266920][ C2] __tcp_transmit_skb+0x22b2/0x2d30
[ 2235.267194][ C2] ? __pfx___tcp_transmit_skb+0x10/0x10
[ 2235.267479][ C2] ? __tcp_send_ack.part.0+0x66/0x6e0
[ 2235.267760][ C2] tcp_rcv_state_process+0x7c0/0x1fd0
[ 2235.268039][ C2] ? tcp_v4_rcv+0x221e/0x2ac0
[ 2235.268282][ C2] ? hlock_class+0x4e/0x130
[ 2235.268518][ C2] ? __lock_acquired+0x18a/0x6b0
[ 2235.268774][ C2] ? __pfx_tcp_rcv_state_process+0x10/0x10
[ 2235.269075][ C2] ? __pfx___lock_acquired+0x10/0x10
[ 2235.269348][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2235.269640][ C2] tcp_v4_do_rcv+0x154/0x860
[ 2235.269882][ C2] tcp_v4_rcv+0x2449/0x2ac0
[ 2235.270122][ C2] ? __pfx_tcp_v4_rcv+0x10/0x10
[ 2235.270372][ C2] ? __pfx_raw_v4_input+0x10/0x10
[ 2235.270634][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2235.270928][ C2] ip_protocol_deliver_rcu+0x93/0x360
[ 2235.271209][ C2] ip_local_deliver_finish+0x2b6/0x490
[ 2235.271491][ C2] ip_local_deliver+0x19d/0x480
[ 2235.271750][ C2] ? __pfx_ip_local_deliver+0x10/0x10
[ 2235.272042][ C2] ? tcp_v4_early_demux+0x5a1/0x9e0
[ 2235.272327][ C2] ? ip_rcv_finish_core.constprop.0+0x522/0x1300
[ 2235.272672][ C2] ip_rcv+0x564/0x740
[ 2235.272893][ C2] ? __pfx_ip_rcv+0x10/0x10
[ 2235.273129][ C2] ? lock_acquire.part.0+0xe5/0x330
[ 2235.273405][ C2] ? process_backlog+0x1ef/0x5e0
[ 2235.273677][ C2] ? __pfx_ip_rcv+0x10/0x10
[ 2235.273928][ C2] __netif_receive_skb_one_core+0x166/0x1b0
[ 2235.274249][ C2] ? __pfx___netif_receive_skb_one_core+0x10/0x10
[ 2235.274586][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2235.274890][ C2] ? lock_acquire+0x1c1/0x220
[ 2235.275134][ C2] ? process_backlog+0x1ef/0x5e0
[ 2235.275409][ C2] process_backlog+0xd5/0x5e0
[ 2235.275657][ C2] __napi_poll.constprop.0+0xa2/0x460
[ 2235.275948][ C2] net_rx_action+0x440/0xb40
[ 2235.276196][ C2] ? __pfx_net_rx_action+0x10/0x10
[ 2235.276475][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2235.276771][ C2] ? ktime_get+0xb3/0x190
[ 2235.276995][ C2] ? hrtimer_interrupt+0x30e/0x770
[ 2235.277273][ C2] ? hrtimer_interrupt+0x31a/0x770
[ 2235.277543][ C2] __do_softirq+0x1b9/0x7ff
[ 2235.277797][ C2] ? tcp_recvmsg+0xf8/0x4f0
[ 2235.278052][ C2] do_softirq+0x4d/0xa0
[ 2235.278269][ C2]
[ 2235.278430][ C2]
[ 2235.278589][ C2] __local_bh_enable_ip+0xf6/0x120
[ 2235.278860][ C2] tcp_recvmsg+0xf8/0x4f0
[ 2235.279098][ C2] ? __pfx_tcp_recvmsg+0x10/0x10
[ 2235.279368][ C2] ? core_sys_select+0x620/0x710
[ 2235.279627][ C2] ? __pfx_core_sys_select+0x10/0x10
[ 2235.279912][ C2] inet_recvmsg+0xf9/0x2c0
[ 2235.280146][ C2] ? __pfx_inet_recvmsg+0x10/0x10
[ 2235.280406][ C2] ? __fget_light+0x54/0x1e0
[ 2235.280646][ C2] ? sockfd_lookup_light+0x1a/0x160
[ 2235.280917][ C2] __sys_recvfrom+0x2fb/0x3b0
[ 2235.281160][ C2] ? __pfx___sys_recvfrom+0x10/0x10
[ 2235.281429][ C2] ? __pfx___lock_release+0x10/0x10
[ 2235.281702][ C2] ? do_pselect.constprop.0+0x12b/0x1e0
[ 2235.281988][ C2] ? __pfx_do_pselect.constprop.0+0x10/0x10
[ 2235.282306][ C2] ? restore_fpregs_from_fpstate+0x99/0x160
[ 2235.282610][ C2] ? __pfx_restore_fpregs_from_fpstate+0x10/0x10
[ 2235.282938][ C2] __x64_sys_recvfrom+0xe0/0x1c0
[ 2235.283250][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2235.283668][ C2] do_syscall_64+0xc9/0x1e0
[ 2235.283907][ C2] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 2235.284231][ C2] RIP: 0033:0x7fca2a25a4c0
[ 2235.284463][ C2] Code: 84 00 00 00 00 00 0f 1f 40 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 1d 45 31 c9 45 31 c0 b8 2d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 68 c3 0f 1f 80 00 00 00 00 41 54 48 83 ec 20
[ 2235.285474][ C2] RSP: 002b:00007ffcdd38e5b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002d
[ 2235.285930][ C2] RAX: ffffffffffffffda RBX: 000055a21dd3da20 RCX: 00007fca2a25a4c0
[ 2235.286361][ C2] RDX: 0000000000002000 RSI: 00007ffcdd38e640 RDI: 0000000000000008
[ 2235.286778][ C2] RBP: 00007ffcdd38e640 R08: 0000000000000000 R09: 0000000000000000
[ 2235.287204][ C2] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008
[ 2235.287608][ C2] R13: 000055a21dd3da20 R14: 0000000000000000 R15: 00007ffcdd38e63c
[ 2235.288034][ C2]
[ 2235.395766][ T4695] ncat (4695) used greatest stack depth: 21312 bytes left
TEST: mirred_egress_to_ingress_tcp (skip_hw) [ OK ]
# INFO: Could not test offloaded functionality
ok 1 selftests: net/forwarding: tc_actions.sh
make[1]: Leaving directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
make: Leaving directory '/home/virtme/testing-4/tools/testing/selftests'
xx__-> echo $?
0
xx__->