Warning: Permanently added '10.128.0.42' (ECDSA) to the list of known hosts. [ 253.003049] audit: type=1400 audit(1567907925.635:36): avc: denied { map } for pid=7742 comm="syz-executor377" path="/root/syz-executor377724895" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 253.030512] IPVS: ftp: loaded support on port[0] = 21 [ 253.085328] chnl_net:caif_netlink_parms(): no params data found [ 253.117193] bridge0: port 1(bridge_slave_0) entered blocking state [ 253.124060] bridge0: port 1(bridge_slave_0) entered disabled state [ 253.131779] device bridge_slave_0 entered promiscuous mode [ 253.139328] bridge0: port 2(bridge_slave_1) entered blocking state [ 253.145740] bridge0: port 2(bridge_slave_1) entered disabled state [ 253.153008] device bridge_slave_1 entered promiscuous mode [ 253.168608] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 253.177660] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 253.194356] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 253.202522] team0: Port device team_slave_0 added [ 253.208103] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 253.215355] team0: Port device team_slave_1 added [ 253.220768] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 253.228122] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 253.279467] device hsr_slave_0 entered promiscuous mode [ 253.317247] device hsr_slave_1 entered promiscuous mode [ 253.387358] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 253.394629] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 253.408984] bridge0: port 2(bridge_slave_1) entered blocking state [ 253.415483] bridge0: port 2(bridge_slave_1) entered forwarding state [ 253.422518] bridge0: port 1(bridge_slave_0) entered blocking state [ 253.429053] bridge0: port 1(bridge_slave_0) entered forwarding state [ 253.459615] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 253.465704] 8021q: adding VLAN 0 to HW filter on device bond0 [ 253.474776] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 253.484740] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 253.504092] bridge0: port 1(bridge_slave_0) entered disabled state [ 253.511903] bridge0: port 2(bridge_slave_1) entered disabled state [ 253.519631] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 253.530029] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 253.536356] 8021q: adding VLAN 0 to HW filter on device team0 [ 253.545564] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 253.553330] bridge0: port 1(bridge_slave_0) entered blocking state [ 253.559836] bridge0: port 1(bridge_slave_0) entered forwarding state [ 253.578244] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 253.585889] bridge0: port 2(bridge_slave_1) entered blocking state [ 253.592305] bridge0: port 2(bridge_slave_1) entered forwarding state [ 253.600941] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 253.608982] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 253.617420] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 253.626637] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 253.638159] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 253.649194] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 253.655225] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 253.662732] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 253.675850] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 253.685909] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 358.976748] rcu: INFO: rcu_preempt self-detected stall on CPU [ 358.983277] rcu: 1-...!: (10499 ticks this GP) idle=766/1/0x4000000000000004 softirq=10317/10318 fqs=18 [ 358.993294] rcu: (t=10500 jiffies g=5673 q=214) [ 358.998142] rcu: rcu_preempt kthread starved for 10463 jiffies! g5673 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 359.008814] rcu: RCU grace-period kthread stack dump: [ 359.013990] rcu_preempt I29024 10 2 0x80000000 [ 359.019615] Call Trace: [ 359.022274] __schedule+0x866/0x1dc0 [ 359.025995] ? pci_mmcfg_check_reserved+0x170/0x170 [ 359.031091] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 359.036238] ? lockdep_hardirqs_on+0x415/0x5d0 [ 359.040962] ? trace_hardirqs_on+0x67/0x220 [ 359.045280] schedule+0x92/0x1c0 [ 359.048642] schedule_timeout+0x4db/0xfc0 [ 359.052781] ? usleep_range+0x170/0x170 [ 359.056751] ? trace_hardirqs_on+0x67/0x220 [ 359.061101] ? kasan_check_read+0x11/0x20 [ 359.065292] ? __next_timer_interrupt+0x1a0/0x1a0 [ 359.070154] ? prepare_to_swait_exclusive+0x120/0x120 [ 359.075481] rcu_gp_kthread+0xd5c/0x2190 [ 359.079554] ? rcu_blocking_is_gp+0x90/0x90 [ 359.083865] ? trace_hardirqs_on+0x67/0x220 [ 359.088179] ? kasan_check_read+0x11/0x20 [ 359.092412] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 359.097555] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 359.103121] ? __kthread_parkme+0xfb/0x1b0 [ 359.107374] kthread+0x354/0x420 [ 359.110740] ? rcu_blocking_is_gp+0x90/0x90 [ 359.115158] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 359.120696] ret_from_fork+0x24/0x30 [ 359.124453] NMI backtrace for cpu 1 [ 359.128074] CPU: 1 PID: 7833 Comm: syz-executor377 Not tainted 4.19.71 #0 [ 359.134983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 359.144329] Call Trace: [ 359.146899] [ 359.149057] dump_stack+0x172/0x1f0 [ 359.152679] nmi_cpu_backtrace.cold+0x63/0xa4 [ 359.157297] ? lapic_can_unplug_cpu.cold+0x45/0x45 [ 359.162219] nmi_trigger_cpumask_backtrace+0x1b0/0x1f8 [ 359.167489] arch_trigger_cpumask_backtrace+0x14/0x20 [ 359.172692] rcu_dump_cpu_stacks+0x189/0x1d5 [ 359.177125] ? wake_up_process+0x10/0x20 [ 359.181186] rcu_check_callbacks.cold+0x5e3/0xd90 [ 359.186029] ? trace_hardirqs_off+0x62/0x220 [ 359.190465] update_process_times+0x32/0x80 [ 359.194807] tick_sched_handle+0xa2/0x190 [ 359.198969] tick_sched_timer+0x47/0x130 [ 359.203197] __hrtimer_run_queues+0x33b/0xdc0 [ 359.207686] ? tick_sched_do_timer+0x1b0/0x1b0 [ 359.212264] ? hrtimer_fixup_activate+0x30/0x30 [ 359.216925] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 359.222038] ? ktime_get_update_offsets_now+0x2d3/0x440 [ 359.227408] hrtimer_interrupt+0x314/0x770 [ 359.231645] smp_apic_timer_interrupt+0x111/0x550 [ 359.236478] apic_timer_interrupt+0xf/0x20 [ 359.240781] RIP: 0010:hhf_dequeue+0x608/0xa00 [ 359.245275] Code: ea 03 42 80 3c 22 00 0f 85 c3 03 00 00 49 8d 7f 08 4c 8b 73 08 48 89 fa 48 c1 ea 03 42 80 3c 22 00 0f 85 9f 03 00 00 4c 89 f2 <4d> 89 77 08 48 c1 ea 03 42 80 3c 22 00 0f 85 7c 03 00 00 4d 89 3e [ 359.264164] RSP: 0000:ffff8880ae906fc8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 359.271865] RAX: 1ffff1101519e29f RBX: ffff8880a8cf14f8 RCX: ffffffff858e8986 [ 359.279134] RDX: ffff8880a8cf1590 RSI: ffffffff858e8990 RDI: ffff8880a8cf1598 [ 359.286396] RBP: ffff8880ae907018 R08: ffff88808a712600 R09: 0000000000000008 [ 359.293684] R10: ffff88808a712fc0 R11: 000000003ae5d314 R12: dffffc0000000000 [ 359.301291] R13: ffff8880a8cf1240 R14: ffff8880a8cf1590 R15: ffff8880a8cf1590 [ 359.308566] ? apic_timer_interrupt+0xa/0x20 [ 359.312971] ? hhf_dequeue+0x5b6/0xa00 [ 359.316848] ? hhf_dequeue+0x5c0/0xa00 [ 359.320727] ? hhf_dequeue+0x5c0/0xa00 [ 359.324665] __qdisc_run+0x1e7/0x1960 [ 359.328539] __dev_queue_xmit+0x165c/0x2fe0 [ 359.332860] ? netdev_pick_tx+0x300/0x300 [ 359.337004] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 359.342596] ? br_nf_post_routing+0x780/0x12f0 [ 359.347219] ? br_forward_finish+0x235/0x400 [ 359.351722] ? find_held_lock+0x35/0x130 [ 359.355776] ? br_forward_finish+0x235/0x400 [ 359.360193] dev_queue_xmit+0x18/0x20 [ 359.364331] ? dev_queue_xmit+0x18/0x20 [ 359.368318] br_dev_queue_push_xmit+0x405/0x5d0 [ 359.372991] ? kasan_check_read+0x11/0x20 [ 359.377131] br_forward_finish+0xfa/0x400 [ 359.381280] ? br_dev_queue_push_xmit+0x5d0/0x5d0 [ 359.386125] ? br_fdb_add.cold+0x8a/0x8a [ 359.390184] ? kasan_check_read+0x11/0x20 [ 359.394331] __br_forward+0x647/0xb30 [ 359.398128] ? br_forward_finish+0x400/0x400 [ 359.402528] ? br_dev_queue_push_xmit+0x5d0/0x5d0 [ 359.407371] deliver_clone+0x61/0xc0 [ 359.411087] br_flood+0x4da/0x710 [ 359.414543] br_dev_xmit+0xeeb/0x1490 [ 359.418342] ? br_poll_controller+0x10/0x10 [ 359.422677] ? __lock_is_held+0xb6/0x140 [ 359.426743] dev_hard_start_xmit+0x1a5/0x980 [ 359.431315] ? check_preemption_disabled+0x48/0x290 [ 359.436329] __dev_queue_xmit+0x2704/0x2fe0 [ 359.440658] ? mark_held_locks+0x100/0x100 [ 359.444888] ? netdev_pick_tx+0x300/0x300 [ 359.449075] ? ip6_finish_output+0x574/0xbe0 [ 359.453479] ? find_held_lock+0x35/0x130 [ 359.457547] ? ip6_finish_output+0x574/0xbe0 [ 359.461948] ? mark_held_locks+0xb1/0x100 [ 359.466098] ? ip6_finish_output2+0x1784/0x2550 [ 359.470757] ? ip6_finish_output+0x574/0xbe0 [ 359.475412] ? ip6_finish_output2+0x1784/0x2550 [ 359.480117] dev_queue_xmit+0x18/0x20 [ 359.483935] ? dev_queue_xmit+0x18/0x20 [ 359.487954] ip6_finish_output2+0x12fd/0x2550 [ 359.492525] ? ip6_mtu+0x2e6/0x460 [ 359.496212] ? ip6_forward_finish+0x4d0/0x4d0 [ 359.500714] ? lock_downgrade+0x810/0x810 [ 359.504875] ? kasan_check_read+0x11/0x20 [ 359.509031] ip6_finish_output+0x574/0xbe0 [ 359.513262] ? ip6_finish_output+0x574/0xbe0 [ 359.517684] ip6_output+0x235/0x7c0 [ 359.521308] ? ip6_finish_output+0xbe0/0xbe0 [ 359.525765] ? ip6_fragment+0x3770/0x3770 [ 359.529927] ? icmp6_dst_alloc+0x432/0x660 [ 359.534241] mld_sendpack+0x9d3/0xeb0 [ 359.538061] ? nf_hook.constprop.0+0x560/0x560 [ 359.542654] ? mld_ifc_timer_expire+0x437/0x8a0 [ 359.547366] ? __local_bh_enable_ip+0x15a/0x270 [ 359.552040] mld_ifc_timer_expire+0x449/0x8a0 [ 359.556538] call_timer_fn+0x18d/0x720 [ 359.560433] ? mld_dad_timer_expire+0x1c0/0x1c0 [ 359.565268] ? process_timeout+0x40/0x40 [ 359.569320] ? run_timer_softirq+0x647/0x1700 [ 359.573810] ? trace_hardirqs_on+0x67/0x220 [ 359.578136] ? kasan_check_read+0x11/0x20 [ 359.582277] ? mld_dad_timer_expire+0x1c0/0x1c0 [ 359.586958] run_timer_softirq+0x652/0x1700 [ 359.591363] ? add_timer+0xbe0/0xbe0 [ 359.595072] ? __lock_is_held+0xb6/0x140 [ 359.599133] __do_softirq+0x25c/0x921 [ 359.602929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 359.608456] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 359.614004] irq_exit+0x180/0x1d0 [ 359.617450] smp_apic_timer_interrupt+0x13b/0x550 [ 359.622296] apic_timer_interrupt+0xf/0x20 [ 359.626517] [ 359.628750] RIP: 0010:check_memory_region+0x0/0x190 [ 359.633759] Code: 48 8d 47 0f 48 89 c6 48 c1 ee 03 0f b6 14 16 84 d2 74 d5 83 e0 07 38 c2 40 0f 9e c6 eb c5 66 90 66 2e 0f 1f 84 00 00 00 00 00 <48> 85 f6 0f 84 21 01 00 00 48 b8 ff ff ff ff ff 7f ff ff 55 0f b6 [ 359.652673] RSP: 0000:ffff88807d287830 EFLAGS: 00000283 ORIG_RAX: ffffffffffffff13 [ 359.660480] RAX: 1ffffd400042c741 RBX: ffffea0002163a74 RCX: ffffffff8187a1c8 [ 359.667741] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffea0002163a74 [ 359.675002] RBP: ffff88807d287838 R08: 1ffffd400042c746 R09: fffff9400042c747 [ 359.682276] R10: fffff9400042c746 R11: ffffea0002163a37 R12: ffffea0002160000 [ 359.689554] R13: ffffea0002163a40 R14: dffffc0000000000 R15: ffffea0002160001 [ 359.697021] ? prep_compound_page+0xe8/0x220 [ 359.701597] ? kasan_check_write+0x14/0x20 [ 359.705859] prep_compound_page+0xe8/0x220 [ 359.710114] get_page_from_freelist+0x3b0d/0x4410 [ 359.714967] ? kmem_cache_alloc+0x12e/0x700 [ 359.719349] ? __khugepaged_enter+0x3b/0x390 [ 359.723750] ? do_huge_pmd_anonymous_page+0x1026/0x14e0 [ 359.729235] ? __handle_mm_fault+0x2c80/0x3f80 [ 359.733828] ? __isolate_free_page+0x4c0/0x4c0 [ 359.739101] ? __lock_is_held+0xb6/0x140 [ 359.743160] __alloc_pages_nodemask+0x308/0x750 [ 359.747842] ? __khugepaged_enter+0x28d/0x390 [ 359.752415] ? __alloc_pages_slowpath+0x2870/0x2870 [ 359.757429] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 359.762969] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 359.768572] alloc_pages_vma+0x3b6/0x590 [ 359.772642] do_huge_pmd_anonymous_page+0x518/0x14e0 [ 359.777829] ? __thp_get_unmapped_area+0x190/0x190 [ 359.782755] ? pmd_val+0x100/0x100 [ 359.786294] __handle_mm_fault+0x2c80/0x3f80 [ 359.790696] ? vmf_insert_mixed_mkwrite+0x90/0x90 [ 359.795540] ? count_memcg_event_mm+0x2b1/0x4d0 [ 359.800201] handle_mm_fault+0x1b5/0x690 [ 359.804302] __do_page_fault+0x62a/0xe90 [ 359.808362] ? vmalloc_fault+0x740/0x740 [ 359.812417] ? trace_hardirqs_off_caller+0x65/0x220 [ 359.817431] ? trace_hardirqs_on_caller+0x6a/0x220 [ 359.822402] ? page_fault+0x8/0x30 [ 359.825936] do_page_fault+0x71/0x57d [ 359.829729] ? page_fault+0x8/0x30 [ 359.833261] page_fault+0x1e/0x30 [ 359.836704] RIP: 0033:0x401a4f [ 359.839898] Code: bf 29 00 00 00 e8 51 09 04 00 48 83 f8 ff 74 07 48 89 05 5c 16 2d 00 48 8b 05 9d 7a 0a 00 48 8b 35 4e 16 2d 00 b9 00 06 00 20 04 25 10 06 00 20 00 00 00 00 ba 33 89 00 00 bf 10 00 00 00 48 [ 359.858790] RSP: 002b:00007ffd9a188b90 EFLAGS: 00010217 [ 359.864240] RAX: 735f656764697262 RBX: 0000000000000000 RCX: 0000000020000600 [ 359.871511] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000002 [ 359.878778] RBP: 000000000003e013 R08: 0000000000000000 R09: 0000000000000000 [ 359.886047] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000000 [ 359.893334] R13: 00000000004032f0 R14: 0000000000000000 R15: 0000000000000000