[....] Starting enhanced syslogd: rsyslogd[ 12.712742] audit: type=1400 audit(1512860314.323:5): avc: denied { syslog } for pid=2992 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 34.334944] audit: type=1400 audit(1512860335.945:6): avc: denied { map } for pid=3138 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added 'ci-upstream-mmots-kasan-gce-9,10.128.15.241' (ECDSA) to the list of known hosts. [ 40.362782] audit: type=1400 audit(1512860341.973:7): avc: denied { map } for pid=3150 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16479 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2017/12/09 22:59:02 parsed 1 programs 2017/12/09 22:59:02 executed programs: 0 [ 40.829731] audit: type=1400 audit(1512860342.438:8): avc: denied { map } for pid=3150 comm="syz-execprog" path="/root/syzkaller-shm766632539" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 40.877590] netlink: 2 bytes leftover after parsing attributes in process `syz-executor5'. [ 40.897230] audit: type=1400 audit(1512860342.508:9): avc: denied { name_bind } for pid=3162 comm="syz-executor5" src=20023 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:port_t:s0 tclass=dccp_socket permissive=1 [ 40.919797] audit: type=1400 audit(1512860342.508:10): avc: denied { node_bind } for pid=3162 comm="syz-executor5" src=20023 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:node_t:s0 tclass=dccp_socket permissive=1 [ 40.923115] netlink: 2 bytes leftover after parsing attributes in process `syz-executor1'. [ 40.962474] audit: type=1400 audit(1512860342.553:11): avc: denied { name_connect } for pid=3162 comm="syz-executor5" dest=20023 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:port_t:s0 tclass=dccp_socket permissive=1 [ 40.963203] netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. [ 40.982810] netlink: 2 bytes leftover after parsing attributes in process `syz-executor6'. [ 40.985328] netlink: 2 bytes leftover after parsing attributes in process `syz-executor5'. [ 40.986988] netlink: 2 bytes leftover after parsing attributes in process `syz-executor4'. [ 40.988943] netlink: 2 bytes leftover after parsing attributes in process `syz-executor7'. [ 40.992187] netlink: 2 bytes leftover after parsing attributes in process `syz-executor3'. [ 41.007739] netlink: 2 bytes leftover after parsing attributes in process `syz-executor1'. [ 41.029517] netlink: 2 bytes leftover after parsing attributes in process `syz-executor0'. [ 41.043489] dccp_close: ABORT with 36 bytes unread [ 41.070656] dccp_close: ABORT with 36 bytes unread [ 41.081014] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:425/tfrc_rx_hist_sample_rtt() [ 41.081070] CPU: 1 PID: 3203 Comm: syz-executor4 Not tainted 4.15.0-rc2-mm1+ #39 [ 41.081074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.081078] Call Trace: [ 41.081081] [ 41.081093] dump_stack+0x194/0x257 [ 41.081104] ? arch_local_irq_restore+0x53/0x53 [ 41.081113] ? tfrc_rx_handle_loss+0xb38/0x24d0 [ 41.081122] ? __lock_is_held+0xbc/0x140 [ 41.081136] tfrc_rx_hist_sample_rtt+0x407/0x4d0 [ 41.081147] ccid3_hc_rx_packet_recv+0x690/0xea7 [ 41.081154] ? dccp_parse_options+0x3d8/0x1030 [ 41.081166] ? ccid3_hc_tx_packet_recv+0xd20/0xd20 [ 41.081173] dccp_deliver_input_to_ccids+0xd9/0x250 [ 41.081182] dccp_rcv_established+0x88/0xb0 [ 41.081190] dccp_v4_do_rcv+0x12f/0x160 [ 41.081202] __sk_receive_skb+0x33e/0xc10 [ 41.081214] ? sk_free+0x40/0x40 [ 41.081225] ? inet_lhash2_lookup+0x4b0/0x4b0 [ 41.081230] ? skb_send_sock+0x50/0x50 [ 41.081237] ? refcount_sub_and_test+0x115/0x1b0 [ 41.081250] ? dccp_invalid_packet+0x55/0x7c0 [ 41.081262] dccp_v4_rcv+0xeeb/0x1bf0 [ 41.081281] ? dccp_v4_err+0x1550/0x1550 [ 41.081286] ? find_held_lock+0x39/0x1d0 [ 41.081295] ? lock_release+0xda0/0xda0 [ 41.081304] ? __lock_is_held+0xbc/0x140 [ 41.081323] ip_local_deliver_finish+0x2e2/0xba0 [ 41.081334] ? inet_del_offload+0x40/0x40 [ 41.081352] ip_local_deliver+0x1ce/0x6e0 [ 41.081360] ? ip_call_ra_chain+0x6d0/0x6d0 [ 41.081372] ? __lock_acquire+0x6e9/0x47f0 [ 41.081380] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 41.081388] ? check_noncircular+0x20/0x20 [ 41.081393] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 41.081405] ip_rcv_finish+0x881/0x19a0 [ 41.081418] ? ip_local_deliver_finish+0xba0/0xba0 [ 41.081428] ? lock_downgrade+0x980/0x980 [ 41.081435] ? ip_rcv+0xc80/0x1820 [ 41.081443] ? update_stack_state+0x225/0x700 [ 41.081452] ? lock_release+0xda0/0xda0 [ 41.081462] ? __lock_is_held+0xbc/0x140 [ 41.081481] ip_rcv+0xc3f/0x1820 [ 41.081494] ? ip_local_deliver+0x6e0/0x6e0 [ 41.081505] ? find_held_lock+0x39/0x1d0 [ 41.081516] ? __lock_is_held+0xbc/0x140 [ 41.081530] ? ip_local_deliver+0x6e0/0x6e0 [ 41.081541] __netif_receive_skb_core+0x1a3e/0x3450 [ 41.081557] ? nf_ingress+0x9f0/0x9f0 [ 41.081584] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 41.081591] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 41.081597] ? unwind_get_return_address+0x61/0xa0 [ 41.081604] ? update_curr+0x47b/0xa60 [ 41.081611] ? save_stack_trace+0x1a/0x20 [ 41.081622] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 41.081632] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 41.081637] ? unwind_dump+0x4d0/0x4d0 [ 41.081647] ? check_noncircular+0x20/0x20 [ 41.081652] ? check_noncircular+0x20/0x20 [ 41.081665] ? update_curr+0x2e3/0xa60 [ 41.081670] ? __enqueue_entity+0x109/0x1e0 [ 41.081681] ? __unwind_start+0x169/0x330 [ 41.081690] ? unwind_get_return_address+0x61/0xa0 [ 41.081702] ? find_held_lock+0x39/0x1d0 [ 41.081718] ? print_usage_bug+0x3f0/0x3f0 [ 41.081729] ? lock_acquire+0x1d5/0x580 [ 41.081735] ? process_backlog+0x1ab/0x740 [ 41.081747] ? lock_release+0xda0/0xda0 [ 41.081764] __netif_receive_skb+0x2c/0x1b0 [ 41.081771] ? __netif_receive_skb+0x2c/0x1b0 [ 41.081780] process_backlog+0x203/0x740 [ 41.081785] ? mark_held_locks+0xb2/0x100 [ 41.081800] net_rx_action+0x792/0x1910 [ 41.081820] ? napi_complete_done+0x6c0/0x6c0 [ 41.081824] ? trace_hardirqs_off+0xd/0x10 [ 41.081833] ? _raw_spin_unlock_irqrestore+0xa6/0xba [ 41.081843] ? try_to_wake_up+0xf9/0x1600 [ 41.081850] ? rebalance_domains+0x396/0xcc0 [ 41.081865] ? check_noncircular+0x20/0x20 [ 41.081878] ? lock_acquire+0x1d5/0x580 [ 41.081886] ? __hrtimer_run_queues+0x385/0xe10 [ 41.081902] ? lock_release+0xda0/0xda0 [ 41.081914] ? find_held_lock+0x39/0x1d0 [ 41.081930] ? lock_downgrade+0x980/0x980 [ 41.081936] ? lock_acquire+0x1d5/0x580 [ 41.081943] ? clockevents_program_event+0x163/0x2e0 [ 41.081951] ? lock_downgrade+0x980/0x980 [ 41.081972] ? pvclock_read_flags+0x160/0x160 [ 41.081977] ? find_held_lock+0x39/0x1d0 [ 41.081992] ? check_noncircular+0x20/0x20 [ 41.081999] ? print_usage_bug+0x3f0/0x3f0 [ 41.082008] ? ktime_get_resolution_ns+0x300/0x300 [ 41.082021] ? do_timer+0x50/0x50 [ 41.082033] ? __lock_is_held+0xbc/0x140 [ 41.082053] __do_softirq+0x29d/0xbb2 [ 41.082057] ? task_prio+0x40/0x40 [ 41.082072] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 41.082079] ? irq_exit+0x103/0x210 [ 41.082085] ? smp_apic_timer_interrupt+0x16b/0x700 [ 41.082090] ? smp_reschedule_interrupt+0xe6/0x670 [ 41.082097] ? smp_call_function_single_interrupt+0x640/0x640 [ 41.082103] ? _raw_spin_lock+0x32/0x40 [ 41.082112] ? _raw_spin_unlock+0x22/0x30 [ 41.082121] ? handle_edge_irq+0x2b4/0x7c0 [ 41.082128] ? task_prio+0x40/0x40 [ 41.082139] ? dccp_sendmsg+0x23e/0xa80 [ 41.082149] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.082163] do_softirq_own_stack+0x2a/0x40 [ 41.082167] [ 41.082173] do_softirq.part.19+0x14d/0x190 [ 41.082179] ? ip_finish_output2+0x874/0x1460 [ 41.082185] __local_bh_enable_ip+0x1ee/0x230 [ 41.082196] ip_finish_output2+0x8a7/0x1460 [ 41.082202] ? check_noncircular+0x20/0x20 [ 41.082213] ? dst_output+0x140/0x140 [ 41.082221] ? check_noncircular+0x20/0x20 [ 41.082232] ? ip_route_input_noref+0x1e0/0x1e0 [ 41.082237] ? __save_stack_trace+0x61/0xd0 [ 41.082243] ? xfrm_lookup+0x71a/0x23e0 [ 41.082253] ? ipv4_mtu+0x28c/0x3d0 [ 41.082265] ? __lock_is_held+0xbc/0x140 [ 41.082283] ip_finish_output+0x85e/0xd10 [ 41.082288] ? ip_finish_output+0x85e/0xd10 [ 41.082297] ? ip_fragment.constprop.49+0x200/0x200 [ 41.082312] ? nf_hook_slow+0xd3/0x1a0 [ 41.082324] ip_output+0x1cc/0x860 [ 41.082333] ? ip_mc_output+0x1340/0x1340 [ 41.082351] ? ip_fragment.constprop.49+0x200/0x200 [ 41.082366] ip_local_out+0x95/0x160 [ 41.082376] ip_queue_xmit+0x8c0/0x18e0 [ 41.082392] ? ip_build_and_send_pkt+0xc30/0xc30 [ 41.082396] ? skb_send_sock+0x50/0x50 [ 41.082401] ? reqsk_fastopen_remove+0x5e1/0x610 [ 41.082407] ? dccp_insert_option_padding+0xad/0xd0 [ 41.082415] ? dccp_insert_options+0x20f/0xcf0 [ 41.082425] ? dccp_v4_send_check+0x181/0x3b0 [ 41.082438] dccp_transmit_skb+0x9ac/0x10f0 [ 41.082456] dccp_xmit_packet+0x20f/0x730 [ 41.082465] ? dccp_send_ack+0x350/0x350 [ 41.082473] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 41.082486] dccp_write_xmit+0x17d/0x1d0 [ 41.082497] dccp_sendmsg+0x6d0/0xa80 [ 41.082505] ? lock_downgrade+0x980/0x980 [ 41.082513] ? avc_has_perm+0xd0/0x680 [ 41.082523] ? compat_dccp_getsockopt+0x70/0x70 [ 41.082528] ? sock_has_perm+0x29c/0x400 [ 41.082538] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 41.082545] ? lock_release+0xda0/0xda0 [ 41.082560] inet_sendmsg+0x11f/0x5e0 [ 41.082568] ? inet_recvmsg+0x5f0/0x5f0 [ 41.082577] ? selinux_socket_sendmsg+0x36/0x40 [ 41.082584] ? security_socket_sendmsg+0x89/0xb0 [ 41.082590] ? inet_recvmsg+0x5f0/0x5f0 [ 41.082598] sock_sendmsg+0xca/0x110 [ 41.082607] sock_write_iter+0x320/0x5e0 [ 41.082615] ? sock_sendmsg+0x110/0x110 [ 41.082632] ? iov_iter_init+0xaf/0x1d0 [ 41.082643] __vfs_write+0x68a/0x970 [ 41.082653] ? kernel_read+0x120/0x120 [ 41.082658] ? bpf_fd_pass+0x280/0x280 [ 41.082668] ? _cond_resched+0x14/0x30 [ 41.082679] ? selinux_file_permission+0x82/0x460 [ 41.082695] ? rw_verify_area+0xe5/0x2b0 [ 41.082701] ? __fdget_raw+0x20/0x20 [ 41.082711] vfs_write+0x18f/0x510 [ 41.082726] SyS_write+0xef/0x220 [ 41.082736] ? SyS_read+0x220/0x220 [ 41.082741] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 41.082748] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 41.082762] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 41.082767] RIP: 0033:0x452a39 [ 41.082771] RSP: 002b:00007f99dda90c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 41.082779] RAX: ffffffffffffffda RBX: 00007f99dda91700 RCX: 0000000000452a39 [ 41.082783] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 41.082787] RBP: 00007ffdf44f9750 R08: 0000000000000000 R09: 0000000000000000 [ 41.082790] R10: 0000000000000000 R11: 0000000000000212 R12: 0000000000000000 [ 41.082794] R13: 00007ffdf44f96cf R14: 00007f99dda919c0 R15: 000000000000000a [ 41.083087] dccp_close: ABORT with 36 bytes unread [ 41.102357] dccp_close: ABORT with 36 bytes unread [ 41.104507] dccp_close: ABORT with 36 bytes unread [ 41.118648] dccp_close: ABORT with 36 bytes unread [ 41.120068] dccp_close: ABORT with 36 bytes unread [ 41.149274] dccp_close: ABORT with 2 bytes unread [ 41.176230] dccp_close: ABORT with 36 bytes unread [ 41.209411] dccp_close: ABORT with 36 bytes unread [ 41.214289] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:425/tfrc_rx_hist_sample_rtt() [ 41.214298] CPU: 0 PID: 3237 Comm: syz-executor4 Not tainted 4.15.0-rc2-mm1+ #39 [ 41.214303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.214306] Call Trace: [ 41.214309] [ 41.214321] dump_stack+0x194/0x257 [ 41.214332] ? arch_local_irq_restore+0x53/0x53 [ 41.214341] ? tfrc_rx_handle_loss+0xb38/0x24d0 [ 41.214350] ? __lock_is_held+0xbc/0x140 [ 41.214364] tfrc_rx_hist_sample_rtt+0x407/0x4d0 [ 41.214375] ccid3_hc_rx_packet_recv+0x690/0xea7 [ 41.214380] ? dccp_parse_options+0x3d8/0x1030 [ 41.214393] ? ccid3_hc_tx_packet_recv+0xd20/0xd20 [ 41.214399] dccp_deliver_input_to_ccids+0xd9/0x250 [ 41.214408] dccp_rcv_established+0x88/0xb0 [ 41.214416] dccp_v4_do_rcv+0x12f/0x160 [ 41.214429] __sk_receive_skb+0x33e/0xc10 [ 41.214441] ? sk_free+0x40/0x40 [ 41.214453] ? inet_lhash2_lookup+0x4b0/0x4b0 [ 41.214457] ? skb_send_sock+0x50/0x50 [ 41.214464] ? check_noncircular+0x20/0x20 [ 41.214476] ? dccp_invalid_packet+0x55/0x7c0 [ 41.214489] dccp_v4_rcv+0xeeb/0x1bf0 [ 41.214508] ? dccp_v4_err+0x1550/0x1550 [ 41.214512] ? find_held_lock+0x39/0x1d0 [ 41.214521] ? lock_release+0xda0/0xda0 [ 41.214531] ? __lock_is_held+0xbc/0x140 [ 41.214550] ip_local_deliver_finish+0x2e2/0xba0 [ 41.214562] ? inet_del_offload+0x40/0x40 [ 41.214578] ip_local_deliver+0x1ce/0x6e0 [ 41.214586] ? ip_call_ra_chain+0x6d0/0x6d0 [ 41.214598] ? __unwind_start+0x169/0x330 [ 41.214606] ? __kernel_text_address+0xd/0x40 [ 41.214613] ? unwind_get_return_address+0x61/0xa0 [ 41.214622] ? __save_stack_trace+0x61/0xd0 [ 41.214635] ip_rcv_finish+0x881/0x19a0 [ 41.214648] ? ip_local_deliver_finish+0xba0/0xba0 [ 41.214658] ? lock_downgrade+0x980/0x980 [ 41.214665] ? ip_rcv+0xc80/0x1820 [ 41.214674] ? update_stack_state+0x225/0x700 [ 41.214682] ? lock_release+0xda0/0xda0 [ 41.214692] ? __lock_is_held+0xbc/0x140 [ 41.214710] ip_rcv+0xc3f/0x1820 [ 41.214723] ? ip_local_deliver+0x6e0/0x6e0 [ 41.214731] ? print_usage_bug+0x3f0/0x3f0 [ 41.214737] ? print_usage_bug+0x3f0/0x3f0 [ 41.214750] ? __lock_is_held+0xbc/0x140 [ 41.214764] ? ip_local_deliver+0x6e0/0x6e0 [ 41.214774] __netif_receive_skb_core+0x1a3e/0x3450 [ 41.214790] ? nf_ingress+0x9f0/0x9f0 [ 41.214815] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 41.214822] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 41.214827] ? ip_rcv+0xcb1/0x1820 [ 41.214843] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 41.214853] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 41.214859] ? unwind_dump+0x4d0/0x4d0 [ 41.214865] ? update_cfs_rq_load_avg.part.69+0x2d0/0x2d0 [ 41.214874] ? check_noncircular+0x20/0x20 [ 41.214883] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 41.214896] ? __unwind_start+0x169/0x330 [ 41.214905] ? unwind_get_return_address+0x61/0xa0 [ 41.214917] ? find_held_lock+0x39/0x1d0 [ 41.214930] ? print_usage_bug+0x3f0/0x3f0 [ 41.214942] ? lock_acquire+0x1d5/0x580 [ 41.214947] ? process_backlog+0x1ab/0x740 [ 41.214964] ? lock_release+0xda0/0xda0 [ 41.214986] __netif_receive_skb+0x2c/0x1b0 [ 41.214992] ? __netif_receive_skb+0x2c/0x1b0 [ 41.215000] process_backlog+0x203/0x740 [ 41.215005] ? mark_held_locks+0xb2/0x100 [ 41.215023] net_rx_action+0x792/0x1910 [ 41.215042] ? napi_complete_done+0x6c0/0x6c0 [ 41.215058] ? do_raw_spin_trylock+0x190/0x190 [ 41.215070] ? check_noncircular+0x20/0x20 [ 41.215079] ? __lock_is_held+0xbc/0x140 [ 41.215092] ? timerqueue_add+0x1e9/0x280 [ 41.215106] ? enqueue_hrtimer+0x162/0x490 [ 41.215115] ? find_held_lock+0x39/0x1d0 [ 41.215132] ? lock_downgrade+0x980/0x980 [ 41.215139] ? lock_acquire+0x1d5/0x580 [ 41.215146] ? clockevents_program_event+0x163/0x2e0 [ 41.215154] ? lock_downgrade+0x980/0x980 [ 41.215169] ? pvclock_read_flags+0x160/0x160 [ 41.215175] ? find_held_lock+0x39/0x1d0 [ 41.215190] ? check_noncircular+0x20/0x20 [ 41.215197] ? print_usage_bug+0x3f0/0x3f0 [ 41.215206] ? ktime_get_resolution_ns+0x300/0x300 [ 41.215217] ? check_noncircular+0x20/0x20 [ 41.215224] ? do_timer+0x50/0x50 [ 41.215236] ? __lock_is_held+0xbc/0x140 [ 41.215257] __do_softirq+0x29d/0xbb2 [ 41.215262] ? task_prio+0x40/0x40 [ 41.215276] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 41.215282] ? irq_exit+0x103/0x210 [ 41.215289] ? smp_apic_timer_interrupt+0x16b/0x700 [ 41.215294] ? smp_reschedule_interrupt+0xe6/0x670 [ 41.215300] ? smp_call_function_single_interrupt+0x640/0x640 [ 41.215307] ? _raw_spin_lock+0x32/0x40 [ 41.215317] ? _raw_spin_unlock+0x22/0x30 [ 41.215325] ? handle_edge_irq+0x2b4/0x7c0 [ 41.215332] ? task_prio+0x40/0x40 [ 41.215350] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.215363] do_softirq_own_stack+0x2a/0x40 [ 41.215367] [ 41.215373] do_softirq.part.19+0x14d/0x190 [ 41.215379] ? ip_finish_output2+0x874/0x1460 [ 41.215385] __local_bh_enable_ip+0x1ee/0x230 [ 41.215393] ip_finish_output2+0x8a7/0x1460 [ 41.215400] ? check_noncircular+0x20/0x20 [ 41.215411] ? dst_output+0x140/0x140 [ 41.215417] ? check_noncircular+0x20/0x20 [ 41.215428] ? ip_route_input_noref+0x1e0/0x1e0 [ 41.215432] ? __save_stack_trace+0x61/0xd0 [ 41.215440] ? xfrm_lookup+0x71a/0x23e0 [ 41.215450] ? ipv4_mtu+0x28c/0x3d0 [ 41.215463] ? __lock_is_held+0xbc/0x140 [ 41.215481] ip_finish_output+0x85e/0xd10 [ 41.215486] ? ip_finish_output+0x85e/0xd10 [ 41.215496] ? ip_fragment.constprop.49+0x200/0x200 [ 41.215511] ? nf_hook_slow+0xd3/0x1a0 [ 41.215523] ip_output+0x1cc/0x860 [ 41.215532] ? ip_mc_output+0x1340/0x1340 [ 41.215548] ? ip_fragment.constprop.49+0x200/0x200 [ 41.215562] ip_local_out+0x95/0x160 [ 41.215573] ip_queue_xmit+0x8c0/0x18e0 [ 41.215587] ? ip_build_and_send_pkt+0xc30/0xc30 [ 41.215591] ? skb_send_sock+0x50/0x50 [ 41.215597] ? reqsk_fastopen_remove+0x5e1/0x610 [ 41.215602] ? dccp_insert_option_padding+0xad/0xd0 [ 41.215610] ? dccp_insert_options+0x20f/0xcf0 [ 41.215620] ? dccp_v4_send_check+0x181/0x3b0 [ 41.215632] dccp_transmit_skb+0x9ac/0x10f0 [ 41.215647] dccp_xmit_packet+0x20f/0x730 [ 41.215657] ? dccp_send_ack+0x350/0x350 [ 41.215665] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 41.215679] dccp_write_xmit+0x17d/0x1d0 [ 41.215689] dccp_sendmsg+0x6d0/0xa80 [ 41.215696] ? lock_downgrade+0x980/0x980 [ 41.215705] ? avc_has_perm+0xd0/0x680 [ 41.215715] ? compat_dccp_getsockopt+0x70/0x70 [ 41.215720] ? sock_has_perm+0x29c/0x400 [ 41.215729] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 41.215738] ? lock_release+0xda0/0xda0 [ 41.215752] inet_sendmsg+0x11f/0x5e0 [ 41.215760] ? inet_recvmsg+0x5f0/0x5f0 [ 41.215769] ? selinux_socket_sendmsg+0x36/0x40 [ 41.215776] ? security_socket_sendmsg+0x89/0xb0 [ 41.215782] ? inet_recvmsg+0x5f0/0x5f0 [ 41.215790] sock_sendmsg+0xca/0x110 [ 41.215799] sock_write_iter+0x320/0x5e0 [ 41.215808] ? sock_sendmsg+0x110/0x110 [ 41.215825] ? iov_iter_init+0xaf/0x1d0 [ 41.215836] __vfs_write+0x68a/0x970 [ 41.215847] ? kernel_read+0x120/0x120 [ 41.215851] ? bpf_fd_pass+0x280/0x280 [ 41.215862] ? _cond_resched+0x14/0x30 [ 41.215873] ? selinux_file_permission+0x82/0x460 [ 41.215889] ? rw_verify_area+0xe5/0x2b0 [ 41.215895] ? __fdget_raw+0x20/0x20 [ 41.215904] vfs_write+0x18f/0x510 [ 41.215915] SyS_write+0xef/0x220 [ 41.215925] ? SyS_read+0x220/0x220 [ 41.215930] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 41.215937] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 41.215951] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 41.215956] RIP: 0033:0x452a39 [ 41.215960] RSP: 002b:00007f99dda90c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 [ 41.215967] RAX: ffffffffffffffda RBX: 00007f99dda91700 RCX: 0000000000452a39 [ 41.215975] RDX: 000000000000005a RSI: 000000002077f000 RDI: 0000000000000005 [ 41.215979] RBP: 00007ffdf44f9750 R08: 0000000000000000 R09: 0000000000000000 [ 41.215982] R10: 0000000000000000 R11: 0000000000000212 R12: 0000000000000000 [ 41.215986] R13: 00007ffdf44f96cf R14: 00007f99dda919c0 R15: 000000000000000a [ 41.331425] BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:425/tfrc_rx_hist_sample_rtt() [ 41.331434] CPU: 0 PID: 3269 Comm: syz-executor3 Not tainted 4.15.0-rc2-mm1+ #39 [ 41.331438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.331442] Call Trace: [ 41.331445] [ 41.331457] dump_stack+0x194/0x257 [ 41.331467] ? arch_local_irq_restore+0x53/0x53 [ 41.331476] ? tfrc_rx_handle_loss+0xb38/0x24d0 [ 41.331485] ? __lock_is_held+0xbc/0x140 [ 41.331499] tfrc_rx_hist_sample_rtt+0x407/0x4d0 [ 41.331510] ccid3_hc_rx_packet_recv+0x690/0xea7 [ 41.331516] ? dccp_parse_options+0x3d8/0x1030 [ 41.331529] ? ccid3_hc_tx_packet_recv+0xd20/0xd20 [ 41.331536] dccp_deliver_input_to_ccids+0xd9/0x250 [ 41.331545] dccp_rcv_established+0x88/0xb0 [ 41.331553] dccp_v4_do_rcv+0x12f/0x160 [ 41.331565] __sk_receive_skb+0x33e/0xc10 [ 41.331578] ? sk_free+0x40/0x40 [ 41.331589] ? inet_lhash2_lookup+0x4b0/0x4b0 [ 41.331593] ? skb_send_sock+0x50/0x50 [ 41.331604] ? __update_load_avg_se.isra.27+0x56a/0x7c0 [ 41.331616] ? dccp_invalid_packet+0x55/0x7c0 [ 41.331629] dccp_v4_rcv+0xeeb/0x1bf0 [ 41.331648] ? dccp_v4_err+0x1550/0x1550 [ 41.331653] ? find_held_lock+0x39/0x1d0 [ 41.331662] ? lock_release+0xda0/0xda0 [ 41.331672] ? __lock_is_held+0xbc/0x140 [ 41.331691] ip_local_deliver_finish+0x2e2/0xba0 [ 41.331703] ? inet_del_offload+0x40/0x40 [ 41.331720] ip_local_deliver+0x1ce/0x6e0 [ 41.331728] ? ip_call_ra_chain+0x6d0/0x6d0 [ 41.331737] ? lock_release+0xda0/0xda0 ** 53 printk messages dropped ** [ 41.332352] ? do_timer+0x50/0x50 [ 41.332364] ? __lock_is_held+0xbc/0x140 [ 41.332383] __do_softirq+0x29d/0xbb2 [ 41.332388] ? task_prio+0x40/0x40 [ 41.332403] ? __irqentry_text_end+0x1f8db4/0x1f8db4 ** 175 printk messages dropped ** [ 41.695864] ? smp_call_function_single_interrupt+0x640/0x640 [ 41.695870] ? _raw_spin_lock+0x32/0x40 [ 41.695881] ? _raw_spin_unlock+0x22/0x30 [ 41.695888] ? handle_edge_irq+0x2b4/0x7c0 [ 41.695895] ? task_prio+0x40/0x40 [ 41.695911] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.695924] do_softirq_own_stack+0x2a/0x40 [ 41.695928] [ 41.695934] do_softirq.part.19+0x14d/0x190 ** 329 printk messages dropped ** [ 42.253036] ? lock_downgrade+0x980/0x980 [ 42.253060] ? __lock_is_held+0xbc/0x140 [ 42.253086] ? check_noncircular+0x20/0x20 [ 42.253097] ? print_usage_bug+0x3f0/0x3f0 [ 42.253122] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 42.253133] ? do_timer+0x50/0x50 ** 145 printk messages dropped ** [ 42.267558] ? do_mprotect_pkey+0x17e/0x900 ** 21 printk messages dropped ** [ 42.267962] ? check_noncircular+0x20/0x20 [ 42.267975] ? print_usage_bug+0x3f0/0x3f0 [ 42.268003] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 42.268017] ? do_timer+0x50/0x50 [ 42.268039] ? __lock_is_held+0xbc/0x140 [ 42.268073] __do_softirq+0x29d/0xbb2 [ 42.268082] ? task_prio+0x40/0x40 [ 42.268108] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 42.268119] ? irq_exit+0x103/0x210 [ 42.268130] ? smp_apic_timer_interrupt+0x16b/0x700 [ 42.268138] ? smp_reschedule_interrupt+0xe6/0x670 [ 42.268150] ? smp_call_function_single_interrupt+0x640/0x640 [ 42.268161] ? _raw_spin_lock+0x32/0x40 [ 42.268177] ? _raw_spin_unlock+0x22/0x30 [ 42.268189] ? handle_edge_irq+0x2b4/0x7c0 [ 42.268201] ? task_prio+0x40/0x40 [ 42.268227] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 42.268250] do_softirq_own_stack+0x2a/0x40 [ 42.268256] [ 42.268267] do_softirq.part.19+0x14d/0x190 [ 42.268279] ? ip_finish_output2+0x874/0x1460 [ 42.268289] __local_bh_enable_ip+0x1ee/0x230 ** 153 printk messages dropped ** [ 42.359248] ? ktime_get_resolution_ns+0x300/0x300 [ 42.359271] ? do_timer+0x50/0x50 [ 42.359291] ? __lock_is_held+0xbc/0x140 [ 42.359322] __do_softirq+0x29d/0xbb2 [ 42.359332] ? task_prio+0x40/0x40 [ 42.359354] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 42.359363] ? irq_exit+0x103/0x210 [ 42.359374] ? smp_apic_timer_interrupt+0x16b/0x700 [ 42.359381] ? smp_reschedule_interrupt+0xe6/0x670 [ 42.359393] ? smp_call_function_single_interrupt+0x640/0x640 [ 42.359405] ? _raw_spin_lock+0x32/0x40 [ 42.359422] ? _raw_spin_unlock+0x22/0x30 [ 42.359439] ? handle_edge_irq+0x2b4/0x7c0 [ 42.359451] ? task_prio+0x40/0x40 [ 42.359478] ? trace_hardirqs_off_thunk+0x1a/0x1c ** 156 printk messages dropped ** [ 42.497887] ? check_noncircular+0x20/0x20 [ 42.497899] ? print_usage_bug+0x3f0/0x3f0 [ 42.497926] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 42.497944] ? do_timer+0x50/0x50 ** 173 printk messages dropped ** [ 42.526626] ? print_usage_bug+0x3f0/0x3f0 [ 42.526643] ? ktime_get_resolution_ns+0x300/0x300 [ 42.526661] ? check_noncircular+0x20/0x20 [ 42.526672] ? do_timer+0x50/0x50 [ 42.526693] ? __lock_is_held+0xbc/0x140 [ 42.526725] __do_softirq+0x29d/0xbb2 ** 165 printk messages dropped ** [ 42.587247] ? print_usage_bug+0x3f0/0x3f0 [ 42.587271] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 42.587283] ? do_timer+0x50/0x50 [ 42.587302] ? __lock_is_held+0xbc/0x140 [ 42.587332] __do_softirq+0x29d/0xbb2 [ 42.587340] ? task_prio+0x40/0x40 [ 42.587363] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 42.587372] ? irq_exit+0x103/0x210 [ 42.587382] ? smp_apic_timer_interrupt+0x16b/0x700 [ 42.587390] ? smp_reschedule_interrupt+0xe6/0x670 [ 42.587400] ? smp_call_function_single_interrupt+0x640/0x640 [ 42.587410] ? _raw_spin_lock+0x32/0x40 [ 42.587429] ? _raw_spin_unlock+0x22/0x30 [ 42.587440] ? handle_edge_irq+0x2b4/0x7c0 [ 42.587451] ? task_prio+0x40/0x40 [ 42.587476] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 42.587497] do_softirq_own_stack+0x2a/0x40 [ 42.587502] [ 42.587512] do_softirq.part.19+0x14d/0x190 ** 154 printk messages dropped ** [ 42.908352] ? pvclock_read_flags+0x160/0x160 [ 42.908361] ? find_held_lock+0x39/0x1d0 [ 42.908387] ? check_noncircular+0x20/0x20 [ 42.908400] ? print_usage_bug+0x3f0/0x3f0 [ 42.908417] ? ktime_get_resolution_ns+0x300/0x300 [ 42.908441] ? do_timer+0x50/0x50 [ 42.908462] ? __lock_is_held+0xbc/0x140 [ 42.908498] __do_softirq+0x29d/0xbb2 [ 42.908506] ? task_prio+0x40/0x40 [ 42.908533] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 42.908548] ? smp_reschedule_interrupt+0xe6/0x670 [ 42.908559] ? smp_thermal_interrupt+0x700/0x700 [ 42.908570] ? _raw_spin_lock+0x32/0x40 [ 42.908587] ? _raw_spin_unlock+0x22/0x30 [ 42.908600] ? handle_edge_irq+0x2b4/0x7c0 [ 42.908613] ? task_prio+0x40/0x40 [ 42.908642] ? trace_hardirqs_off_thunk+0x1a/0x1c ** 158 printk messages dropped ** [ 42.932733] ? smp_reschedule_interrupt+0xe6/0x670 [ 42.932744] ? smp_call_function_single_interrupt+0x640/0x640 [ 42.932755] ? _raw_spin_lock+0x32/0x40 [ 42.932773] ? _raw_spin_unlock+0x22/0x30 [ 42.932786] ? handle_edge_irq+0x2b4/0x7c0 ** 169 printk messages dropped ** [ 42.937823] ? smp_call_function_single_interrupt+0x640/0x640 [ 42.937835] ? _raw_spin_lock+0x32/0x40 [ 42.937852] ? _raw_spin_unlock+0x22/0x30 [ 42.937863] ? handle_edge_irq+0x2b4/0x7c0 ** 171 printk messages dropped ** [ 43.083090] do_softirq_own_stack+0x2a/0x40 ** 168 printk messages dropped ** [ 43.096018] do_softirq_own_stack+0x2a/0x40 [ 43.096025] [ 43.096035] do_softirq.part.19+0x14d/0x190 [ 43.096047] ? ip_finish_output2+0x874/0x1460 [ 43.096057] __local_bh_enable_ip+0x1ee/0x230 [ 43.096071] ip_finish_output2+0x8a7/0x1460 [ 43.096081] ? check_noncircular+0x20/0x20 [ 43.096099] ? dst_output+0x140/0x140 [ 43.096110] ? check_noncircular+0x20/0x20 ** 159 printk messages dropped ** [ 43.238452] ? check_noncircular+0x20/0x20 [ 43.238466] ? print_usage_bug+0x3f0/0x3f0 [ 43.238494] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 43.238507] ? do_timer+0x50/0x50 [ 43.238529] ? __lock_is_held+0xbc/0x140 [ 43.238564] __do_softirq+0x29d/0xbb2 [ 43.238574] ? task_prio+0x40/0x40 ** 155 printk messages dropped ** [ 43.242339] ? find_held_lock+0x39/0x1d0 ** 4 printk messages dropped ** [ 43.242429] ? rcu_pm_notify+0xc0/0xc0 [ 43.242454] ? check_noncircular+0x20/0x20 [ 43.242467] ? print_usage_bug+0x3f0/0x3f0 [ 43.242491] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 43.242504] ? do_timer+0x50/0x50 ** 164 printk messages dropped ** [ 43.249506] ? print_usage_bug+0x3f0/0x3f0 [ 43.249530] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 43.249542] ? do_timer+0x50/0x50 [ 43.249561] ? __lock_is_held+0xbc/0x140 ** 172 printk messages dropped ** [ 43.318714] ? check_noncircular+0x20/0x20 [ 43.318726] ? print_usage_bug+0x3f0/0x3f0 [ 43.318742] ? ktime_get_resolution_ns+0x300/0x300 2017/12/09 22:59:07 executed programs: 276 [ 43.318761] ? check_noncircular+0x20/0x20 [ 43.318774] ? do_timer+0x50/0x50 [ 43.318794] ? __lock_is_held+0xbc/0x140 [ 43.318828] __do_softirq+0x29d/0xbb2 [ 43.318838] ? task_prio+0x40/0x40 [ 43.318862] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 43.318871] ? irq_exit+0x103/0x210 [ 43.318881] ? smp_apic_timer_interrupt+0x16b/0x700 [ 43.318887] ? smp_reschedule_interrupt+0xe6/0x670 [ 43.318894] ? smp_call_function_single_interrupt+0x640/0x640 [ 43.318900] ? _raw_spin_lock+0x32/0x40 [ 43.318909] ? _raw_spin_unlock+0x22/0x30 [ 43.318916] ? handle_edge_irq+0x2b4/0x7c0 [ 43.318923] ? task_prio+0x40/0x40 ** 172 printk messages dropped ** [ 43.397851] ? handle_edge_irq+0x2b4/0x7c0 ** 1 printk messages dropped ** [ 43.397886] ? trace_hardirqs_off_thunk+0x1a/0x1c ** 5 printk messages dropped ** [ 43.397958] ip_finish_output2+0x8a7/0x1460 [ 43.397969] ? check_noncircular+0x20/0x20 [ 43.397985] ? dst_output+0x140/0x140 [ 43.397996] ? check_noncircular+0x20/0x20 [ 43.398013] ? ip_route_input_noref+0x1e0/0x1e0 [ 43.398021] ? __save_stack_trace+0x61/0xd0 [ 43.398031] ? xfrm_lookup+0x71a/0x23e0 [ 43.398047] ? ipv4_mtu+0x28c/0x3d0 [ 43.398066] ? __lock_is_held+0xbc/0x140 [ 43.398094] ip_finish_output+0x85e/0xd10 [ 43.398103] ? ip_finish_output+0x85e/0xd10 [ 43.398118] ? ip_fragment.constprop.49+0x200/0x200 [ 43.398142] ? nf_hook_slow+0xd3/0x1a0 [ 43.398161] ip_output+0x1cc/0x860 [ 43.398176] ? ip_mc_output+0x1340/0x1340 [ 43.398202] ? ip_fragment.constprop.49+0x200/0x200 [ 43.398225] ip_local_out+0x95/0x160 [ 43.398242] ip_queue_xmit+0x8c0/0x18e0 [ 43.398264] ? ip_build_and_send_pkt+0xc30/0xc30 [ 43.398271] ? skb_send_sock+0x50/0x50 [ 43.398280] ? reqsk_fastopen_remove+0x5e1/0x610 [ 43.398288] ? dccp_insert_option_padding+0xad/0xd0 [ 43.398301] ? dccp_insert_options+0x20f/0xcf0 [ 43.398317] ? dccp_v4_send_check+0x181/0x3b0 ** 332 printk messages dropped ** [ 43.667896] ? ip_mc_output+0x1340/0x1340 ** 1 printk messages dropped ** [ 43.667945] ip_local_out+0x95/0x160 ** 1 printk messages dropped ** [ 43.667984] ? ip_build_and_send_pkt+0xc30/0xc30 [ 43.667992] ? skb_send_sock+0x50/0x50 [ 43.668001] ? reqsk_fastopen_remove+0x5e1/0x610 [ 43.668010] ? dccp_insert_option_padding+0xad/0xd0 [ 43.668023] ? dccp_insert_options+0x20f/0xcf0 [ 43.668039] ? dccp_v4_send_check+0x181/0x3b0 [ 43.668057] dccp_transmit_skb+0x9ac/0x10f0 [ 43.668083] dccp_xmit_packet+0x20f/0x730 [ 43.668098] ? dccp_send_ack+0x350/0x350 [ 43.668110] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 43.668133] dccp_write_xmit+0x17d/0x1d0 ** 335 printk messages dropped ** [ 43.930678] ? dccp_insert_option_padding+0xad/0xd0 [ 43.930692] ? dccp_insert_options+0x20f/0xcf0 [ 43.930710] ? dccp_v4_send_check+0x181/0x3b0 [ 43.930728] dccp_transmit_skb+0x9ac/0x10f0 [ 43.930755] dccp_xmit_packet+0x20f/0x730 [ 43.930773] ? dccp_send_ack+0x350/0x350 [ 43.930787] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 43.930811] dccp_write_xmit+0x17d/0x1d0 [ 43.930829] dccp_sendmsg+0x6d0/0xa80 [ 43.930840] ? lock_downgrade+0x980/0x980 [ 43.930854] ? avc_has_perm+0xd0/0x680 [ 43.930871] ? compat_dccp_getsockopt+0x70/0x70 [ 43.930883] ? sock_has_perm+0x29c/0x400 [ 43.930911] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 43.930925] ? lock_release+0xda0/0xda0 [ 43.930947] inet_sendmsg+0x11f/0x5e0 [ 43.930962] ? inet_recvmsg+0x5f0/0x5f0 [ 43.930976] ? selinux_socket_sendmsg+0x36/0x40 [ 43.930987] ? security_socket_sendmsg+0x89/0xb0 [ 43.930998] ? inet_recvmsg+0x5f0/0x5f0 [ 43.931012] sock_sendmsg+0xca/0x110 ** 154 printk messages dropped ** [ 43.973907] ? dccp_insert_options+0x20f/0xcf0 [ 43.973925] ? dccp_v4_send_check+0x181/0x3b0 [ 43.973945] dccp_transmit_skb+0x9ac/0x10f0 ** 177 printk messages dropped ** [ 44.031138] dccp_xmit_packet+0x20f/0x730 [ 44.031156] ? dccp_send_ack+0x350/0x350 [ 44.031170] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 44.031195] dccp_write_xmit+0x17d/0x1d0 [ 44.031214] dccp_sendmsg+0x6d0/0xa80 ** 29 printk messages dropped ** [ 44.031673] RSP: 002b:00007f99dda90c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000001 ** 138 printk messages dropped ** [ 44.205183] ? dccp_insert_options+0x20f/0xcf0 [ 44.205202] ? dccp_v4_send_check+0x181/0x3b0 [ 44.205222] dccp_transmit_skb+0x9ac/0x10f0 [ 44.205252] dccp_xmit_packet+0x20f/0x730 ** 171 printk messages dropped ** [ 44.222512] dccp_xmit_packet+0x20f/0x730 [ 44.222529] ? dccp_send_ack+0x350/0x350 [ 44.222544] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 44.222568] dccp_write_xmit+0x17d/0x1d0 [ 44.222586] dccp_sendmsg+0x6d0/0xa80 ** 161 printk messages dropped ** [ 44.283283] ? dccp_insert_option_padding+0xad/0xd0 [ 44.283296] ? dccp_insert_options+0x20f/0xcf0 [ 44.283312] ? dccp_v4_send_check+0x181/0x3b0 [ 44.283330] dccp_transmit_skb+0x9ac/0x10f0 ** 165 printk messages dropped ** [ 44.333001] ? ip_build_and_send_pkt+0xc30/0xc30 [ 44.333010] ? skb_send_sock+0x50/0x50 [ 44.333019] ? reqsk_fastopen_remove+0x5e1/0x610 [ 44.333030] ? dccp_insert_option_padding+0xad/0xd0 [ 44.333044] ? dccp_insert_options+0x20f/0xcf0 [ 44.333062] ? dccp_v4_send_check+0x181/0x3b0 [ 44.333081] dccp_transmit_skb+0x9ac/0x10f0 ** 168 printk messages dropped ** [ 44.371903] ? dccp_insert_options+0x20f/0xcf0 [ 44.371918] ? dccp_v4_send_check+0x181/0x3b0 [ 44.371937] dccp_transmit_skb+0x9ac/0x10f0 [ 44.371962] dccp_xmit_packet+0x20f/0x730 [ 44.371978] ? dccp_send_ack+0x350/0x350 [ 44.371990] ? ccid3_hc_tx_send_packet+0x2de/0x840 ** 128 printk messages dropped ** [ 44.386974] ? _raw_spin_lock+0x32/0x40 ** 35 printk messages dropped ** [ 44.387521] ? dccp_send_ack+0x350/0x350 [ 44.387533] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 44.387554] dccp_write_xmit+0x17d/0x1d0 [ 44.387571] dccp_sendmsg+0x6d0/0xa80 [ 44.387583] ? lock_downgrade+0x980/0x980 [ 44.387597] ? avc_has_perm+0xd0/0x680 [ 44.387615] ? compat_dccp_getsockopt+0x70/0x70 ** 166 printk messages dropped ** [ 44.435200] ? reqsk_fastopen_remove+0x5e1/0x610 [ 44.435210] ? dccp_insert_option_padding+0xad/0xd0 [ 44.435224] ? dccp_insert_options+0x20f/0xcf0 [ 44.435241] ? dccp_v4_send_check+0x181/0x3b0 [ 44.435260] dccp_transmit_skb+0x9ac/0x10f0 [ 44.435284] dccp_xmit_packet+0x20f/0x730 ** 167 printk messages dropped ** [ 44.512556] dccp_transmit_skb+0x9ac/0x10f0 [ 44.512582] dccp_xmit_packet+0x20f/0x730 [ 44.512598] ? dccp_send_ack+0x350/0x350 ** 170 printk messages dropped ** [ 44.515389] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 44.515414] dccp_write_xmit+0x17d/0x1d0 [ 44.515433] dccp_sendmsg+0x6d0/0xa80 [ 44.515446] ? lock_downgrade+0x980/0x980 [ 44.515460] ? avc_has_perm+0xd0/0x680 [ 44.515478] ? compat_dccp_getsockopt+0x70/0x70 [ 44.515487] ? sock_has_perm+0x29c/0x400 [ 44.515504] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 44.515519] ? lock_release+0xda0/0xda0 [ 44.515544] inet_sendmsg+0x11f/0x5e0 [ 44.515559] ? inet_recvmsg+0x5f0/0x5f0 [ 44.515574] ? selinux_socket_sendmsg+0x36/0x40 [ 44.515586] ? security_socket_sendmsg+0x89/0xb0 [ 44.515597] ? inet_recvmsg+0x5f0/0x5f0 [ 44.515611] sock_sendmsg+0xca/0x110 [ 44.515627] sock_write_iter+0x320/0x5e0 [ 44.515643] ? sock_sendmsg+0x110/0x110 ** 105 printk messages dropped ** [ 44.580247] ? pvclock_read_flags+0x160/0x160 ** 52 printk messages dropped ** [ 44.581150] dccp_sendmsg+0x6d0/0xa80 [ 44.581162] ? lock_downgrade+0x980/0x980 [ 44.581177] ? avc_has_perm+0xd0/0x680 [ 44.581194] ? compat_dccp_getsockopt+0x70/0x70 [ 44.581202] ? sock_has_perm+0x29c/0x400 [ 44.581219] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 44.581231] ? lock_release+0xda0/0xda0 [ 44.581257] inet_sendmsg+0x11f/0x5e0 [ 44.581272] ? inet_recvmsg+0x5f0/0x5f0 [ 44.581287] ? selinux_socket_sendmsg+0x36/0x40 [ 44.581299] ? security_socket_sendmsg+0x89/0xb0 [ 44.581309] ? inet_recvmsg+0x5f0/0x5f0 [ 44.581323] sock_sendmsg+0xca/0x110 [ 44.581338] sock_write_iter+0x320/0x5e0 [ 44.581353] ? sock_sendmsg+0x110/0x110 [ 44.581382] ? iov_iter_init+0xaf/0x1d0 ** 159 printk messages dropped ** [ 44.804819] ? lock_downgrade+0x980/0x980 ** 341 printk messages dropped ** [ 44.994965] ? dccp_send_ack+0x350/0x350 [ 44.994979] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 44.995001] dccp_write_xmit+0x17d/0x1d0 [ 44.995020] dccp_sendmsg+0x6d0/0xa80 [ 44.995031] ? lock_downgrade+0x980/0x980 ** 168 printk messages dropped ** [ 45.033248] ? dccp_send_ack+0x350/0x350 [ 45.033262] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 45.033287] dccp_write_xmit+0x17d/0x1d0 [ 45.033306] dccp_sendmsg+0x6d0/0xa80 [ 45.033317] ? lock_downgrade+0x980/0x980 [ 45.033332] ? avc_has_perm+0xd0/0x680 [ 45.033354] ? compat_dccp_getsockopt+0x70/0x70 [ 45.033363] ? sock_has_perm+0x29c/0x400 [ 45.033380] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 45.033394] ? lock_release+0xda0/0xda0 [ 45.033419] inet_sendmsg+0x11f/0x5e0 [ 45.033434] ? inet_recvmsg+0x5f0/0x5f0 ** 108 printk messages dropped ** [ 45.191833] ? lock_acquire+0x1d5/0x580 ** 54 printk messages dropped ** [ 45.192692] dccp_sendmsg+0x6d0/0xa80 [ 45.192703] ? lock_downgrade+0x980/0x980 ** 166 printk messages dropped ** [ 45.358369] dccp_transmit_skb+0x9ac/0x10f0 [ 45.358398] dccp_xmit_packet+0x20f/0x730 [ 45.358414] ? dccp_send_ack+0x350/0x350 [ 45.358428] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 45.358451] dccp_write_xmit+0x17d/0x1d0 [ 45.358469] dccp_sendmsg+0x6d0/0xa80 [ 45.358480] ? lock_downgrade+0x980/0x980 [ 45.358494] ? avc_has_perm+0xd0/0x680 ** 162 printk messages dropped ** [ 45.429914] ? skb_send_sock+0x50/0x50 [ 45.429924] ? reqsk_fastopen_remove+0x5e1/0x610 [ 45.429934] ? dccp_insert_option_padding+0xad/0xd0 [ 45.429947] ? dccp_insert_options+0x20f/0xcf0 [ 45.429963] ? dccp_v4_send_check+0x181/0x3b0 [ 45.429980] dccp_transmit_skb+0x9ac/0x10f0 [ 45.430004] dccp_xmit_packet+0x20f/0x730 [ 45.430021] ? dccp_send_ack+0x350/0x350 [ 45.430033] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 45.430055] dccp_write_xmit+0x17d/0x1d0 [ 45.430070] dccp_sendmsg+0x6d0/0xa80 [ 45.430081] ? lock_downgrade+0x980/0x980 [ 45.430093] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 45.430108] ? compat_dccp_getsockopt+0x70/0x70 [ 45.430119] ? sock_has_perm+0x29c/0x400 [ 45.430134] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 45.430144] ? retint_kernel+0x10/0x10 [ 45.430170] inet_sendmsg+0x11f/0x5e0 [ 45.430183] ? inet_recvmsg+0x5f0/0x5f0 [ 45.430197] ? selinux_socket_sendmsg+0x36/0x40 ** 154 printk messages dropped ** [ 45.476135] ? skb_send_sock+0x50/0x50 [ 45.476145] ? reqsk_fastopen_remove+0x5e1/0x610 [ 45.476154] ? dccp_insert_option_padding+0xad/0xd0 [ 45.476167] ? dccp_insert_options+0x20f/0xcf0 [ 45.476185] ? dccp_v4_send_check+0x181/0x3b0 [ 45.476203] dccp_transmit_skb+0x9ac/0x10f0 [ 45.476230] dccp_xmit_packet+0x20f/0x730 [ 45.476245] ? dccp_send_ack+0x350/0x350 ** 162 printk messages dropped ** [ 45.480802] ? skb_send_sock+0x50/0x50 [ 45.480810] ? reqsk_fastopen_remove+0x5e1/0x610 [ 45.480819] ? dccp_insert_option_padding+0xad/0xd0 [ 45.480832] ? dccp_insert_options+0x20f/0xcf0 [ 45.480848] ? dccp_v4_send_check+0x181/0x3b0 [ 45.480866] dccp_transmit_skb+0x9ac/0x10f0 [ 45.480892] dccp_xmit_packet+0x20f/0x730 [ 45.480907] ? dccp_send_ack+0x350/0x350 [ 45.480920] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 45.480942] dccp_write_xmit+0x17d/0x1d0 [ 45.480959] dccp_sendmsg+0x6d0/0xa80 [ 45.480969] ? lock_downgrade+0x980/0x980 [ 45.480983] ? avc_has_perm+0xd0/0x680 [ 45.480999] ? compat_dccp_getsockopt+0x70/0x70 [ 45.481007] ? sock_has_perm+0x29c/0x400 [ 45.481023] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 45.481036] ? lock_release+0xda0/0xda0 [ 45.481058] inet_sendmsg+0x11f/0x5e0 [ 45.481071] ? inet_recvmsg+0x5f0/0x5f0 [ 45.481085] ? selinux_socket_sendmsg+0x36/0x40 [ 45.481096] ? security_socket_sendmsg+0x89/0xb0 [ 45.481106] ? inet_recvmsg+0x5f0/0x5f0 [ 45.481119] sock_sendmsg+0xca/0x110 [ 45.481132] sock_write_iter+0x320/0x5e0 ** 20 printk messages dropped ** [ 45.481417] R10: 0000000000000000 R11: 0000000000000212 R12: 0000000000000000 ** 117 printk messages dropped ** [ 45.576178] ? ip_fragment.constprop.49+0x200/0x200 [ 45.576206] ? nf_hook_slow+0xd3/0x1a0 [ 45.576228] ip_output+0x1cc/0x860 [ 45.576245] ? ip_mc_output+0x1340/0x1340 [ 45.576275] ? ip_fragment.constprop.49+0x200/0x200 [ 45.576301] ip_local_out+0x95/0x160 [ 45.576320] ip_queue_xmit+0x8c0/0x18e0 [ 45.576344] ? ip_build_and_send_pkt+0xc30/0xc30 [ 45.576354] ? skb_send_sock+0x50/0x50 [ 45.576364] ? reqsk_fastopen_remove+0x5e1/0x610 [ 45.576391] ? dccp_v4_send_check+0x181/0x3b0 [ 45.576413] dccp_transmit_skb+0x9ac/0x10f0 [ 45.576442] dccp_xmit_packet+0x20f/0x730 [ 45.576460] ? dccp_send_ack+0x350/0x350 [ 45.576474] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 45.576499] dccp_write_xmit+0x17d/0x1d0 [ 45.576518] dccp_sendmsg+0x6d0/0xa80 ** 156 printk messages dropped ** [ 45.652555] ? skb_send_sock+0x50/0x50 [ 45.652565] ? reqsk_fastopen_remove+0x5e1/0x610 [ 45.652576] ? dccp_insert_option_padding+0xad/0xd0 [ 45.652590] ? dccp_insert_options+0x20f/0xcf0 [ 45.652609] ? dccp_v4_send_check+0x181/0x3b0 [ 45.652629] dccp_transmit_skb+0x9ac/0x10f0 [ 45.652658] dccp_xmit_packet+0x20f/0x730 [ 45.652675] ? dccp_send_ack+0x350/0x350 [ 45.652689] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 45.652712] dccp_write_xmit+0x17d/0x1d0 [ 45.652730] dccp_sendmsg+0x6d0/0xa80 ** 158 printk messages dropped ** [ 45.719102] ? skb_send_sock+0x50/0x50 [ 45.719111] ? reqsk_fastopen_remove+0x5e1/0x610 [ 45.719120] ? dccp_insert_option_padding+0xad/0xd0 [ 45.719133] ? dccp_insert_options+0x20f/0xcf0 [ 45.719149] ? dccp_v4_send_check+0x181/0x3b0 [ 45.719165] dccp_transmit_skb+0x9ac/0x10f0 [ 45.719188] dccp_xmit_packet+0x20f/0x730 [ 45.719206] ? dccp_send_ack+0x350/0x350 [ 45.719220] ? ccid3_hc_tx_send_packet+0x2de/0x840 [ 45.719243] dccp_write_xmit+0x17d/0x1d0 [ 45.719259] dccp_sendmsg+0x6d0/0xa80 ** 158 printk messages dropped ** [ 45.767114] ? ip_fragment.constprop.49+0x200/0x200 [ 45.767142] ? nf_hook_slow+0xd3/0x1a0 [ 45.767164] ip_output+0x1cc/0x860 [ 45.767181] ? ip_mc_output+0x1340/0x1340 [ 45.767208] ? ip_fragment.constprop.49+0x200/0x200 [ 45.767231] ip_local_out+0x95/0x160 [ 45.767248] ip_queue_xmit+0x8c0/0x18e0 [ 45.767271] ? ip_build_and_send_pkt+0xc30/0xc30 [ 45.767280] ? skb_send_sock+0x50/0x50 [ 45.767289] ? reqsk_fastopen_remove+0x5e1/0x610 [ 45.767300] ? dccp_insert_option_padding+0xad/0xd0 [ 45.767312] ? dccp_insert_options+0x20f/0xcf0 [ 45.767335] ? dccp_v4_send_check+0x181/0x3b0 ** 154 printk messages dropped ** [ 45.926728] do_softirq_own_stack+0x2a/0x40 [ 45.926734] [ 45.926745] do_softirq.part.19+0x14d/0x190 [ 45.926756] ? ip_finish_output2+0x874/0x1460 [ 45.926765] __local_bh_enable_ip+0x1ee/0x230 [ 45.926779] ip_finish_output2+0x8a7/0x1460 [ 45.926790] ? check_noncircular+0x20/0x20 [ 45.926806] ? dst_output+0x140/0x140 [ 45.926817] ? check_noncircular+0x20/0x20 [ 45.926842] ? ip_route_input_noref+0x1e0/0x1e0 ** 157 printk messages dropped ** [ 46.145087] ? do_timer+0x50/0x50 [ 46.145107] ? __lock_is_held+0xbc/0x140 [ 46.145137] __do_softirq+0x29d/0xbb2 [ 46.145146] ? task_prio+0x40/0x40 [ 46.145172] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 46.145182] ? irq_exit+0x103/0x210 [ 46.145194] ? smp_apic_timer_interrupt+0x16b/0x700 [ 46.145203] ? smp_reschedule_interrupt+0xe6/0x670 [ 46.145215] ? smp_call_function_single_interrupt+0x640/0x640 ** 160 printk messages dropped ** [ 46.153588] ? pvclock_read_flags+0x160/0x160 [ 46.153598] ? find_held_lock+0x39/0x1d0 [ 46.153624] ? check_noncircular+0x20/0x20 ** 167 printk messages dropped ** [ 46.286828] ? timerqueue_add+0x1e9/0x280 [ 46.286850] ? enqueue_hrtimer+0x162/0x490 [ 46.286868] ? find_held_lock+0x39/0x1d0 [ 46.286899] ? lock_downgrade+0x980/0x980 [ 46.286910] ? lock_acquire+0x1d5/0x580 [ 46.286922] ? clockevents_program_event+0x163/0x2e0 [ 46.286934] ? lock_downgrade+0x980/0x980 [ 46.286961] ? rcu_pm_notify+0xc0/0xc0 [ 46.286988] ? check_noncircular+0x20/0x20 [ 46.287000] ? print_usage_bug+0x3f0/0x3f0 [ 46.287025] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 46.287038] ? do_timer+0x50/0x50 [ 46.287058] ? __lock_is_held+0xbc/0x140 [ 46.287089] __do_softirq+0x29d/0xbb2 ** 161 printk messages dropped ** [ 46.290723] ? find_held_lock+0x39/0x1d0 [ 46.290753] ? lock_downgrade+0x980/0x980 [ 46.290765] ? lock_acquire+0x1d5/0x580 [ 46.290776] ? clockevents_program_event+0x163/0x2e0 ** 71 printk messages dropped ** [ 46.291974] ? bpf_fd_pass+0x280/0x280 ** 101 printk messages dropped ** [ 46.471822] ? trace_hardirqs_off+0xd/0x10 [ 46.471834] ? _raw_spin_unlock_irqrestore+0xa6/0xba [ 46.471846] ? try_to_wake_up+0xf9/0x1600 [ 46.471853] ? find_held_lock+0x39/0x1d0 [ 46.471874] ? check_noncircular+0x20/0x20 [ 46.471886] ? print_usage_bug+0x3f0/0x3f0 [ 46.471901] ? ktime_get_resolution_ns+0x300/0x300 [ 46.471941] ? check_noncircular+0x20/0x20 [ 46.471953] ? do_timer+0x50/0x50 [ 46.471972] ? __lock_is_held+0xbc/0x140 [ 46.472005] __do_softirq+0x29d/0xbb2 [ 46.472013] ? task_prio+0x40/0x40 [ 46.472038] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 46.472051] ? irq_exit+0x103/0x210 [ 46.472063] ? smp_apic_timer_interrupt+0x16b/0x700 [ 46.472073] ? smp_reschedule_interrupt+0xe6/0x670 [ 46.472084] ? smp_call_function_single_interrupt+0x640/0x640 [ 46.472094] ? _raw_spin_lock+0x32/0x40 [ 46.472108] ? _raw_spin_unlock+0x22/0x30 ** 154 printk messages dropped ** [ 46.498244] ? lock_acquire+0x1d5/0x580 [ 46.498254] ? __hrtimer_run_queues+0x385/0xe10 [ 46.498266] ? trace_hardirqs_off+0xd/0x10 [ 46.498279] ? lock_release+0xda0/0xda0 [ 46.498295] ? find_held_lock+0x39/0x1d0 [ 46.498328] ? lock_downgrade+0x980/0x980 [ 46.498339] ? lock_acquire+0x1d5/0x580 [ 46.498351] ? clockevents_program_event+0x163/0x2e0 ** 160 printk messages dropped ** [ 46.554617] net_rx_action+0x792/0x1910 [ 46.554648] ? napi_complete_done+0x6c0/0x6c0 [ 46.554657] ? find_held_lock+0x39/0x1d0 [ 46.554675] ? print_usage_bug+0x3f0/0x3f0 [ 46.554695] ? __run_timers+0x1ce/0xb60 [ 46.554705] ? check_noncircular+0x20/0x20 [ 46.554722] ? lock_release+0xda0/0xda0 [ 46.554741] ? mark_held_locks+0xb2/0x100 [ 46.554755] ? _raw_spin_unlock_irq+0x27/0x70 [ 46.554768] ? trace_hardirqs_on_caller+0x19e/0x5c0 [ 46.554780] ? trace_hardirqs_on+0xd/0x10 [ 46.554790] ? _raw_spin_unlock_irq+0x27/0x70 [ 46.554799] ? __run_timers+0x16f/0xb60 [ 46.554825] ? del_timer_sync+0x240/0x240 [ 46.554836] ? lock_downgrade+0x980/0x980 [ 46.554860] ? pvclock_read_flags+0x160/0x160 [ 46.554869] ? find_held_lock+0x39/0x1d0 [ 46.554892] ? check_noncircular+0x20/0x20 [ 46.554904] ? print_usage_bug+0x3f0/0x3f0 [ 46.554918] ? ktime_get_resolution_ns+0x300/0x300 [ 46.554940] ? do_timer+0x50/0x50 [ 46.554959] ? __lock_is_held+0xbc/0x140 [ 46.554990] __do_softirq+0x29d/0xbb2 [ 46.554998] ? task_prio+0x40/0x40 [ 46.555021] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 46.555029] ? irq_exit+0x103/0x210 [ 46.555039] ? smp_apic_timer_interrupt+0x16b/0x700 [ 46.555047] ? smp_reschedule_interrupt+0xe6/0x670 [ 46.555058] ? smp_call_function_single_interrupt+0x640/0x640 [ 46.555067] ? _raw_spin_lock+0x32/0x40 [ 46.555082] ? _raw_spin_unlock+0x22/0x30 [ 46.555093] ? handle_edge_irq+0x2b4/0x7c0 ** 136 printk messages dropped ** [ 46.615430] ? find_held_lock+0x39/0x1d0 [ 46.615454] ? print_usage_bug+0x3f0/0x3f0 [ 46.615474] ? lock_acquire+0x1d5/0x580 [ 46.615484] ? process_backlog+0x1ab/0x740 [ 46.615507] ? lock_release+0xda0/0xda0 [ 46.615538] __netif_receive_skb+0x2c/0x1b0 [ 46.615549] ? __netif_receive_skb+0x2c/0x1b0 [ 46.615565] process_backlog+0x203/0x740 [ 46.615574] ? mark_held_locks+0xb2/0x100 [ 46.615603] net_rx_action+0x792/0x1910 [ 46.615639] ? napi_complete_done+0x6c0/0x6c0 [ 46.615658] ? cpu_load_update_nohz_stop+0x2e0/0x2e0 [ 46.615674] ? do_raw_spin_trylock+0x190/0x190 [ 46.615694] ? check_noncircular+0x20/0x20 [ 46.615709] ? __lock_is_held+0xbc/0x140 [ 46.615730] ? timerqueue_add+0x1e9/0x280 [ 46.615752] ? enqueue_hrtimer+0x162/0x490 [ 46.615769] ? find_held_lock+0x39/0x1d0 [ 46.615805] ? lock_downgrade+0x980/0x980 [ 46.615817] ? lock_acquire+0x1d5/0x580 [ 46.615829] ? clockevents_program_event+0x163/0x2e0 [ 46.615842] ? lock_downgrade+0x980/0x980 [ 46.615870] ? pvclock_read_flags+0x160/0x160 [ 46.615879] ? find_held_lock+0x39/0x1d0 [ 46.615907] ? check_noncircular+0x20/0x20 [ 46.615920] ? print_usage_bug+0x3f0/0x3f0 [ 46.615937] ? ktime_get_resolution_ns+0x300/0x300 [ 46.615961] ? do_timer+0x50/0x50 [ 46.615982] ? __lock_is_held+0xbc/0x140 [ 46.616016] __do_softirq+0x29d/0xbb2 [ 46.616024] ? task_prio+0x40/0x40 [ 46.616050] ? __irqentry_text_end+0x1f8db4/0x1f8db4 ** 8 printk messages dropped ** [ 46.616179] ? trace_hardirqs_off_thunk+0x1a/0x1c ** 133 printk messages dropped ** [ 46.681724] process_backlog+0x203/0x740 [ 46.681733] ? mark_held_locks+0xb2/0x100 [ 46.681762] net_rx_action+0x792/0x1910 [ 46.681797] ? napi_complete_done+0x6c0/0x6c0 ** 163 printk messages dropped ** [ 46.720585] __netif_receive_skb+0x2c/0x1b0 [ 46.720596] ? __netif_receive_skb+0x2c/0x1b0 [ 46.720612] process_backlog+0x203/0x740 [ 46.720622] ? mark_held_locks+0xb2/0x100 [ 46.720651] net_rx_action+0x792/0x1910 [ 46.720686] ? napi_complete_done+0x6c0/0x6c0 [ 46.720713] ? rcu_read_lock_sched_held+0x108/0x120 [ 46.720726] ? rcu_process_callbacks+0x3a0/0x17d0 [ 46.720755] ? note_gp_changes+0x650/0x650 [ 46.720771] ? timerqueue_add+0x1e9/0x280 [ 46.720794] ? enqueue_hrtimer+0x162/0x490 [ 46.720816] ? find_held_lock+0x39/0x1d0 [ 46.720834] ? check_noncircular+0x20/0x20 [ 46.720854] ? lock_downgrade+0x980/0x980 [ 46.720866] ? lock_acquire+0x1d5/0x580 [ 46.720878] ? clockevents_program_event+0x163/0x2e0 [ 46.720891] ? lock_downgrade+0x980/0x980 [ 46.720919] ? __lock_is_held+0xbc/0x140 [ 46.720948] ? check_noncircular+0x20/0x20 ** 135 printk messages dropped ** [ 46.775609] ? __read_once_size_nocheck.constprop.8+0x10/0x10 ** 20 printk messages dropped ** [ 46.775908] ? mark_held_locks+0xb2/0x100 [ 46.775934] net_rx_action+0x792/0x1910 [ 46.775965] ? napi_complete_done+0x6c0/0x6c0 [ 46.775973] ? trace_hardirqs_off+0xd/0x10 [ 46.775983] ? _raw_spin_unlock_irqrestore+0xa6/0xba [ 46.775995] ? try_to_wake_up+0xf9/0x1600 [ 46.776022] ? check_noncircular+0x20/0x20 [ 46.776031] ? check_noncircular+0x20/0x20 [ 46.776050] ? lock_acquire+0x1d5/0x580 [ 46.776059] ? __hrtimer_run_queues+0x385/0xe10 [ 46.776080] ? lock_release+0xda0/0xda0 [ 46.776095] ? find_held_lock+0x39/0x1d0 [ 46.776122] ? lock_downgrade+0x980/0x980 [ 46.776132] ? lock_acquire+0x1d5/0x580 [ 46.776142] ? clockevents_program_event+0x163/0x2e0 ** 152 printk messages dropped ** [ 46.849202] ? ip_route_output_flow+0x26/0xa0 [ 46.849212] ? ip_queue_xmit+0x147c/0x18e0 [ 46.849222] ? dccp_transmit_skb+0x9ac/0x10f0 [ 46.849250] __netif_receive_skb+0x2c/0x1b0 [ 46.849260] ? __netif_receive_skb+0x2c/0x1b0 [ 46.849276] process_backlog+0x203/0x740 [ 46.849285] ? mark_held_locks+0xb2/0x100 [ 46.849314] net_rx_action+0x792/0x1910 [ 46.849349] ? napi_complete_done+0x6c0/0x6c0 [ 46.849377] ? rcu_read_lock_sched_held+0x108/0x120 [ 46.849389] ? rcu_process_callbacks+0x3a0/0x17d0 [ 46.849419] ? note_gp_changes+0x650/0x650 [ 46.849435] ? timerqueue_add+0x1e9/0x280 [ 46.849457] ? enqueue_hrtimer+0x162/0x490 [ 46.849475] ? find_held_lock+0x39/0x1d0 [ 46.849492] ? check_noncircular+0x20/0x20 [ 46.849505] ? print_usage_bug+0x3f0/0x3f0 ** 153 printk messages dropped ** [ 46.925647] ? find_held_lock+0x39/0x1d0 [ 46.925671] ? print_usage_bug+0x3f0/0x3f0 [ 46.925689] ? lock_acquire+0x1d5/0x580 [ 46.925699] ? process_backlog+0x1ab/0x740 [ 46.925722] ? lock_release+0xda0/0xda0 [ 46.925732] ? __do_softirq+0x29d/0xbb2 ** 97 printk messages dropped ** [ 46.927418] ? trace_hardirqs_on_thunk+0x1a/0x1c ** 67 printk messages dropped ** [ 46.994942] ? __unwind_start+0x169/0x330 [ 46.994958] ? unwind_get_return_address+0x61/0xa0 [ 46.994978] ? find_held_lock+0x39/0x1d0 [ 46.995002] ? print_usage_bug+0x3f0/0x3f0 [ 46.995022] ? lock_acquire+0x1d5/0x580 [ 46.995031] ? process_backlog+0x1ab/0x740 [ 46.995054] ? lock_release+0xda0/0xda0 [ 46.995086] __netif_receive_skb+0x2c/0x1b0 [ 46.995096] ? __netif_receive_skb+0x2c/0x1b0 [ 46.995111] process_backlog+0x203/0x740 [ 46.995120] ? mark_held_locks+0xb2/0x100 [ 46.995146] net_rx_action+0x792/0x1910 [ 46.995178] ? napi_complete_done+0x6c0/0x6c0 [ 46.995194] ? cpu_load_update_nohz_stop+0x2e0/0x2e0 [ 46.995206] ? do_raw_spin_trylock+0x190/0x190 ** 164 printk messages dropped ** [ 47.026831] __netif_receive_skb+0x2c/0x1b0 [ 47.026841] ? __netif_receive_skb+0x2c/0x1b0 [ 47.026857] process_backlog+0x203/0x740 [ 47.026865] ? mark_held_locks+0xb2/0x100 [ 47.026894] net_rx_action+0x792/0x1910 [ 47.026906] ? __free_pages+0x107/0x150 [ 47.026936] ? napi_complete_done+0x6c0/0x6c0 [ 47.026947] ? rcu_segcblist_extract_pend_cbs+0x1d0/0x1d0 [ 47.026974] ? rcu_read_lock_sched_held+0x108/0x120 [ 47.026986] ? rcu_process_callbacks+0x3a0/0x17d0 [ 47.027016] ? note_gp_changes+0x650/0x650 [ 47.027032] ? timerqueue_add+0x1e9/0x280 [ 47.027055] ? enqueue_hrtimer+0x162/0x490 [ 47.027072] ? find_held_lock+0x39/0x1d0 [ 47.027103] ? lock_downgrade+0x980/0x980 [ 47.027114] ? lock_acquire+0x1d5/0x580 [ 47.027126] ? clockevents_program_event+0x163/0x2e0 [ 47.027139] ? lock_downgrade+0x980/0x980 [ 47.027167] ? rcu_pm_notify+0xc0/0xc0 [ 47.027196] ? check_noncircular+0x20/0x20 [ 47.027209] ? print_usage_bug+0x3f0/0x3f0 [ 47.027237] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 47.027251] ? do_timer+0x50/0x50 [ 47.027272] ? __lock_is_held+0xbc/0x140 [ 47.027307] __do_softirq+0x29d/0xbb2 [ 47.027317] ? task_prio+0x40/0x40 [ 47.027343] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 47.027354] ? irq_exit+0x103/0x210 [ 47.027365] ? smp_apic_timer_interrupt+0x16b/0x700 2017/12/09 22:59:12 executed programs: 544 [ 47.027374] ? smp_reschedule_interrupt+0xe6/0x670 [ 47.027385] ? smp_call_function_single_interrupt+0x640/0x640 [ 47.027397] ? _raw_spin_lock+0x32/0x40 [ 47.027414] ? _raw_spin_unlock+0x22/0x30 [ 47.027426] ? handle_edge_irq+0x2b4/0x7c0 ** 138 printk messages dropped ** [ 47.171008] __netif_receive_skb+0x2c/0x1b0 ** 8 printk messages dropped ** [ 47.171148] ? trace_hardirqs_on+0xd/0x10 ** 3 printk messages dropped ** [ 47.171232] ? lock_release+0xda0/0xda0 ** 179 printk messages dropped ** [ 47.323036] ? clockevents_program_event+0x163/0x2e0 ** 169 printk messages dropped ** [ 47.334045] ? lock_downgrade+0x980/0x980 [ 47.334056] ? lock_acquire+0x1d5/0x580 [ 47.334066] ? clockevents_program_event+0x163/0x2e0 [ 47.334096] ? __lock_is_held+0xbc/0x140 [ 47.334120] ? check_noncircular+0x20/0x20 ** 1 printk messages dropped ** [ 47.334158] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 47.334169] ? do_timer+0x50/0x50 [ 47.334178] ? tick_nohz_handler+0x130/0x130 [ 47.334196] ? __lock_is_held+0xbc/0x140 [ 47.334223] __do_softirq+0x29d/0xbb2 [ 47.334232] ? task_prio+0x40/0x40 [ 47.334253] ? __irqentry_text_end+0x1f8db4/0x1f8db4 [ 47.334263] ? irq_exit+0x103/0x210 [ 47.334273] ? smp_apic_timer_interrupt+0x16b/0x700 [ 47.334281] ? smp_reschedule_interrupt+0xe6/0x670 [ 47.334292] ? smp_call_function_single_interrupt+0x640/0x640 [ 47.334302] ? _raw_spin_lock+0x32/0x40 [ 47.334317] ? _raw_spin_unlock+0x22/0x30 ** 246 printk messages dropped ** [ 47.341312] R13: 00007ffe4a4ec4cf R14: 00007fd7f91a09c0 R15: 000000000000000a