make -C tools/testing/selftests TARGETS=net/forwarding TEST_PROGS=tc_actioons.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-2/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-2/tools/testing/selftests/net/forwarding'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-2/tools/testing/selftests/net/forwarding'
make[1]: Entering directory '/home/virtme/testing-2/tools/testing/selftests/net/forwarding'
TAP version 13
1..1
# timeout set to 10800
# selftests: net/forwarding: tc_actions.sh
# TEST: gact drop and ok (skip_hw)                                    [ OK ]
[ 1142.249493] Mirror/redirect action on
# TEST: mirred egress flower redirect (skip_hw)                       [ OK ]
# TEST: mirred egress flower mirror (skip_hw)                         [ OK ]
# TEST: mirred egress matchall mirror (skip_hw)                       [ OK ]
[ 1144.877459] tc (5389) used greatest stack depth: 11552 bytes left
[ 1147.094187] ping (5512) used greatest stack depth: 11512 bytes left
# TEST: mirred_egress_to_ingress (skip_hw)                            [ OK ]
# [ 1150.960757] 
[ 1150.960882] ============================================
[ 1150.961183] WARNING: possible recursive locking detected
[ 1150.961476] 6.8.0-rc2-virtme #1 Not tainted
[ 1150.961735] --------------------------------------------
[ 1150.962025] ksoftirqd/3/32 is trying to acquire lock:
[ 1150.962306] ffff8f0d06d90cb0 (slock-AF_INET/1){+.-.}-{2:2}, at: tcp_v4_rcv+0xdb5/0xef0
[ 1150.962740] 
[ 1150.962740] but task is already holding lock:
[ 1150.963049] ffff8f0d06d900b0 (slock-AF_INET/1){+.-.}-{2:2}, at: tcp_v4_rcv+0xdb5/0xef0
[ 1150.963475] 
[ 1150.963475] other info that might help us debug this:
[ 1150.963814]  Possible unsafe locking scenario:
[ 1150.963814] 
[ 1150.964118]        CPU0
[ 1150.964278]        ----
[ 1150.964411]   lock(slock-AF_INET/1);
[ 1150.964629]   lock(slock-AF_INET/1);
[ 1150.964824] 
[ 1150.964824]  *** DEADLOCK ***
[ 1150.964824] 
[ 1150.965126]  May be due to missing lock nesting notation
[ 1150.965126] 
[ 1150.965493] 8 locks held by ksoftirqd/3/32:
[ 1150.965708]  #0: ffffffff8ad678c0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x6f/0x260
[ 1150.966173]  #1: ffffffff8ad678c0 (rcu_read_lock){....}-{1:2}, at: ip_local_deliver_finish+0x6f/0x180
[ 1150.966666]  #2: ffff8f0d06d900b0 (slock-AF_INET/1){+.-.}-{2:2}, at: tcp_v4_rcv+0xdb5/0xef0
[ 1150.967103]  #3: ffffffff8ad678c0 (rcu_read_lock){....}-{1:2}, at: __ip_queue_xmit+0x3f/0x6f0
[ 1150.967561]  #4: ffffffff8ad678c0 (rcu_read_lock){....}-{1:2}, at: ip_finish_output2+0xc6/0xa20
[ 1150.968030]  #5: ffffffff8ad67880 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x6e/0x1180
[ 1150.968488]  #6: ffffffff8ad678c0 (rcu_read_lock){....}-{1:2}, at: netif_receive_skb+0x58/0x2c0
[ 1150.968954]  #7: ffffffff8ad678c0 (rcu_read_lock){....}-{1:2}, at: ip_local_deliver_finish+0x6f/0x180
[ 1150.969432] 
[ 1150.969432] stack backtrace:
[ 1150.969694] CPU: 3 PID: 32 Comm: ksoftirqd/3 Not tainted 6.8.0-rc2-virtme #1
[ 1150.970099] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1150.970702] Call Trace:
[ 1150.970853]  <TASK>
[ 1150.970992]  dump_stack_lvl+0x4b/0x80
[ 1150.971241]  __lock_acquire+0x1215/0x1750
[ 1150.971494]  ? sk_filter_trim_cap+0x53/0x360
[ 1150.971738]  lock_acquire+0xc1/0x2b0
[ 1150.971940]  ? tcp_v4_rcv+0xdb5/0xef0
[ 1150.972168]  ? sk_filter_trim_cap+0x11a/0x360
[ 1150.972421]  _raw_spin_lock_nested+0x2e/0x40
[ 1150.972676]  ? tcp_v4_rcv+0xdb5/0xef0
[ 1150.972877]  tcp_v4_rcv+0xdb5/0xef0
[ 1150.973090]  ip_protocol_deliver_rcu+0x4b/0x1e0
[ 1150.973350]  ip_local_deliver_finish+0xaf/0x180
[ 1150.973605]  __netif_receive_skb_one_core+0x8b/0xa0
[ 1150.973890]  netif_receive_skb+0x87/0x2c0
[ 1150.974106]  tcf_mirred_to_dev+0x1f6/0x410 [act_mirred]
[ 1150.974400]  tcf_mirred_act+0xee/0x560 [act_mirred]
[ 1150.974691]  ? tcf_skbedit_act+0x1d6/0x410 [act_skbedit]
[ 1150.974985]  tcf_action_exec+0xac/0x230
[ 1150.975211]  fl_classify+0x20e/0x260 [cls_flower]
[ 1150.975476]  ? fl_mask_lookup+0x17e/0x5a0 [cls_flower]
[ 1150.975770]  ? __bfs+0xf3/0x240
[ 1150.975938]  ? check_irq_usage+0x19c/0xc40
[ 1150.976183]  ? check_path.constprop.0+0x24/0x50
[ 1150.976456]  ? check_noncircular+0x81/0x150
[ 1150.976696]  ? __lock_acquire+0xa6e/0x1750
[ 1150.976912]  tcf_classify+0x17a/0x540
[ 1150.977125]  tc_run+0x9f/0x150
[ 1150.977310]  __dev_queue_xmit+0x311/0x1180
[ 1150.977550]  ? mark_held_locks+0x49/0x80
[ 1150.977777]  ip_finish_output2+0x39f/0xa20
[ 1150.977995]  ? __ip_queue_xmit+0x1d5/0x6f0
[ 1150.978225]  __ip_queue_xmit+0x1d5/0x6f0
[ 1150.978454]  __tcp_transmit_skb+0xb65/0xd30
[ 1150.978692]  ? mark_held_locks+0x49/0x80
[ 1150.978898]  tcp_write_xmit+0x492/0x1400
[ 1150.979123]  __tcp_push_pending_frames+0x36/0xc0
[ 1150.979390]  tcp_rcv_state_process+0x4d3/0x11f0
[ 1150.979648]  ? tcp_v4_rcv+0xdb5/0xef0
[ 1150.979842]  ? tcp_v4_do_rcv+0x64/0x360
[ 1150.980062]  tcp_v4_do_rcv+0x64/0x360
[ 1150.980277]  tcp_v4_rcv+0xe4f/0xef0
[ 1150.980483]  ? process_backlog+0x6f/0x260
[ 1150.980710]  ip_protocol_deliver_rcu+0x4b/0x1e0
[ 1150.980946]  ip_local_deliver_finish+0xaf/0x180
[ 1150.981205]  __netif_receive_skb_one_core+0x8b/0xa0
[ 1150.981488]  process_backlog+0x7c/0x260
[ 1150.981709]  __napi_poll.constprop.0+0x27/0x1e0
[ 1150.981957]  net_rx_action+0x2be/0x340
[ 1150.982198]  __do_softirq+0xc8/0x37a
[ 1150.982408]  ? __pfx_smpboot_thread_fn+0x10/0x10
[ 1150.982672]  run_ksoftirqd+0x2e/0x40
[ 1150.982862]  smpboot_thread_fn+0xd9/0x1d0
[ 1150.983100]  kthread+0xda/0x110
[ 1150.983294]  ? __pfx_kthread+0x10/0x10
[ 1150.983525]  ret_from_fork+0x31/0x50
[ 1150.983735]  ? __pfx_kthread+0x10/0x10
[ 1150.983932]  ret_from_fork_asm+0x1b/0x30
[ 1150.984157]  </TASK>
[ 1152.377352] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1152.377704] CPU: 1 PID: 4831 Comm: perl Not tainted 6.8.0-rc2-virtme #1
[ 1152.378146] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1152.378730] Call Trace:
[ 1152.378865]  <IRQ>
[ 1152.378987]  dump_stack_lvl+0x4b/0x80
[ 1152.379206]  __report_bad_irq+0x2b/0xc0
[ 1152.379485]  note_interrupt+0x2a7/0x2f0
[ 1152.379686]  handle_irq_event+0x72/0x80
[ 1152.379888]  handle_edge_irq+0x8b/0x230
[ 1152.380106]  __common_interrupt+0x4b/0x100
[ 1152.380322]  common_interrupt+0x81/0xa0
[ 1152.380560]  </IRQ>
[ 1152.380732]  <TASK>
[ 1152.380849]  asm_common_interrupt+0x26/0x40
[ 1152.381084] RIP: 0010:_raw_spin_unlock_irqrestore+0x39/0x50
[ 1152.381375] Code: c7 18 53 48 89 f3 48 8b 74 24 10 e8 81 3c 39 ff 48 89 ef e8 39 6d 39 ff 80 e7 02 74 06 e8 4f 96 46 ff fb 65 ff 0d cf e8 ff 75 <74> 07 5b 5d c3 cc cc cc cc 0f 1f 44 00 00 5b 5d c3 cc cc cc cc 66
[ 1152.382410] RSP: 0018:ffff9b53026bfd18 EFLAGS: 00000286
[ 1152.382687] RAX: 0000000000000001 RBX: 0000000000000282 RCX: 0000000000000017
[ 1152.383067] RDX: ffffffff89bc7da2 RSI: ffffffff8a030671 RDI: ffffffff8a030671
[ 1152.383534] RBP: ffffffff8c1fff40 R08: 0000000000000000 R09: 0000000000000000
[ 1152.383898] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 1152.384302] R13: 0000000000000000 R14: ffff8f0d026c0401 R15: ffff8f0d020b0000
[ 1152.384772]  ? rpm_suspend+0x232/0x700
[ 1152.384986]  ? _raw_spin_unlock_irqrestore+0x31/0x50
[ 1152.385246]  ? _raw_spin_unlock_irqrestore+0x31/0x50
[ 1152.385506]  ? _raw_spin_unlock_irqrestore+0x31/0x50
[ 1152.385779]  uart_write+0x103/0x1d0
[ 1152.386056]  n_tty_write+0x1a6/0x530
[ 1152.386247]  ? __pfx_woken_wake_function+0x10/0x10
[ 1152.386497]  file_tty_write.constprop.0+0x164/0x340
[ 1152.386753]  vfs_write+0x38d/0x550
[ 1152.386948]  ksys_write+0x69/0xf0
[ 1152.387147]  do_syscall_64+0xc9/0x1e0
[ 1152.387415]  entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 1152.387677] RIP: 0033:0x7fadf3ac5957
[ 1152.387866] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
[ 1152.388904] RSP: 002b:00007ffebebd0ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1152.389307] RAX: ffffffffffffffda RBX: 00005589748ccd80 RCX: 00007fadf3ac5957
[ 1152.389670] RDX: 0000000000000001 RSI: 00005589748ccd80 RDI: 0000000000000001
[ 1152.390136] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1152.390501] R10: 0000000000000001 R11: 0000000000000246 R12: 00005589748b9500
[ 1152.390865] R13: 000055897489a2a0 R14: 0000000000000001 R15: 00005589748b9500
[ 1152.391343]  </TASK>
[ 1152.391463] handlers:
[ 1152.391586] [<000000000e018cc0>] serial8250_interrupt
[ 1152.391856] Disabling IRQ #4
[ 1167.370831] ncat (5646) used greatest stack depth: 10680 bytes left
TEST: mirred_egress_to_ingress_tcp (skip_hw)                        [ OK ]
# INFO: Could not test offloaded functionality
ok 1 selftests: 
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