k_read_flags+0x160/0x160 [ 365.531771] 1965979 pages RAM [ 365.537127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.540121] 0 pages HighMem/MovableOnly [ 365.544171] ? check_preemption_disabled+0x48/0x200 [ 365.547164] 342745 pages reserved [ 365.551661] ? rcu_pm_notify+0xc0/0xc0 [ 365.554736] 0 pages cma reserved [ 365.560264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.564264] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 365.569212] ? check_preemption_disabled+0x48/0x200 [ 365.572699] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 365.576606] run_timer_softirq+0x52/0xb0 [ 365.579947] syz-executor5 cpuset= [ 365.585480] ? rcu_read_lock_sched_held+0x108/0x120 [ 365.591945] / [ 365.596957] __do_softirq+0x30b/0xad8 [ 365.607416] mems_allowed=0 [ 365.611477] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 365.633406] ? trace_hardirqs_off+0x310/0x310 [ 365.637907] ? trace_hardirqs_on+0x310/0x310 [ 365.642328] ? schedule+0x108/0x460 [ 365.645957] ? __schedule+0x1ed0/0x1ed0 [ 365.649940] ? trace_hardirqs_off+0xb8/0x310 [ 365.654350] ? ___might_sleep+0x1ed/0x300 [ 365.658499] ? smpboot_thread_fn+0x68b/0xa00 [ 365.662922] ? trace_hardirqs_on+0x310/0x310 [ 365.667332] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.672877] ? check_preemption_disabled+0x48/0x200 [ 365.677896] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.683440] ? takeover_tasklets+0xa90/0xa90 [ 365.687859] run_ksoftirqd+0x94/0x100 [ 365.691662] smpboot_thread_fn+0x68b/0xa00 [ 365.695906] ? sort_range+0x30/0x30 [ 365.699538] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 365.704641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.710181] ? __kthread_parkme+0xfb/0x1a0 [ 365.714423] kthread+0x35a/0x420 [ 365.717791] ? sort_range+0x30/0x30 [ 365.721416] ? kthread_bind+0x40/0x40 [ 365.725224] ret_from_fork+0x3a/0x50 [ 365.728961] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 365.729059] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 365.736228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 365.736233] Call Trace: [ 365.736240] [ 365.736256] dump_stack+0x1c4/0x2b4 [ 365.736273] ? dump_stack_print_info.cold.2+0x52/0x52 [ 365.736305] warn_alloc.cold.119+0xb7/0x1bd [ 365.742818] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 365.752115] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 365.754677] ksoftirqd/1 cpuset= [ 365.756823] ? lock_downgrade+0x900/0x900 [ 365.760424] / [ 365.765608] ? trace_hardirqs_off+0xb8/0x310 [ 365.769907] mems_allowed=0 [ 365.780212] ? trace_hardirqs_off+0xb8/0x310 [ 365.805829] __alloc_pages_slowpath+0x2667/0x2d80 [ 365.810711] ? warn_alloc+0x120/0x120 [ 365.814522] ? warn_alloc+0x120/0x120 [ 365.818326] ? print_usage_bug+0xc0/0xc0 [ 365.822387] ? warn_alloc+0x120/0x120 [ 365.826195] ? print_usage_bug+0xc0/0xc0 [ 365.830262] ? __lock_acquire+0x7ec/0x4ec0 [ 365.834496] ? __lock_acquire+0x7ec/0x4ec0 [ 365.838733] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.844269] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.849810] ? should_fail+0x22d/0xd01 [ 365.853702] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.858808] ? __lock_acquire+0x7ec/0x4ec0 [ 365.863052] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.868156] ? __lock_acquire+0x7ec/0x4ec0 [ 365.872395] ? should_fail+0x22d/0xd01 [ 365.876298] ? mark_held_locks+0x130/0x130 [ 365.880541] ? mark_held_locks+0x130/0x130 [ 365.884781] ? graph_lock+0x170/0x170 [ 365.888589] ? print_usage_bug+0xc0/0xc0 [ 365.892650] ? graph_lock+0x170/0x170 [ 365.896450] ? print_usage_bug+0xc0/0xc0 [ 365.900515] ? wq_watchdog_touch+0x9c/0xfe [ 365.904753] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.910299] ? check_preemption_disabled+0x48/0x200 [ 365.915319] ? check_preemption_disabled+0x48/0x200 [ 365.920352] ? __lock_is_held+0xb5/0x140 [ 365.924424] __alloc_pages_nodemask+0xa80/0xde0 [ 365.929099] ? graph_lock+0x170/0x170 [ 365.932916] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 365.937930] ? graph_lock+0x170/0x170 [ 365.941740] ? find_held_lock+0x36/0x1c0 [ 365.945813] ? ____cache_alloc_node+0x1c7/0x1e0 [ 365.950489] ? lock_downgrade+0x900/0x900 [ 365.954647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.960191] cache_grow_begin+0x91/0x8c0 [ 365.964254] ? do_raw_spin_unlock+0xa7/0x2f0 [ 365.968674] fallback_alloc+0x203/0x2e0 [ 365.972658] ____cache_alloc_node+0x1c7/0x1e0 [ 365.977159] kmem_cache_alloc_node+0xe3/0x730 [ 365.981658] ? ipv6_get_ifaddr+0x42e/0x620 [ 365.985909] __alloc_skb+0x119/0x770 [ 365.989637] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 365.994929] ? skb_scrub_packet+0x490/0x490 [ 365.999261] ? lock_downgrade+0x900/0x900 [ 366.003419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.008981] ? refcount_sub_and_test_checked+0x203/0x310 [ 366.014435] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 366.019896] ? addrconf_rs_timer+0x6f0/0x6f0 [ 366.024324] ndisc_alloc_skb+0x144/0x340 [ 366.028395] ndisc_send_rs+0x331/0x6e0 [ 366.032295] addrconf_rs_timer+0x3c0/0x6f0 [ 366.036550] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.040798] call_timer_fn+0x272/0x920 [ 366.044685] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.048931] ? process_timeout+0x40/0x40 [ 366.053169] ? find_held_lock+0x36/0x1c0 [ 366.057241] ? __run_timers+0x7da/0xc70 [ 366.061228] ? _raw_spin_unlock_irq+0x27/0x80 [ 366.065721] ? _raw_spin_unlock_irq+0x27/0x80 [ 366.070216] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.074453] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 366.079038] ? trace_hardirqs_on+0xbd/0x310 [ 366.083359] ? kasan_check_read+0x11/0x20 [ 366.087508] ? __run_timers+0x7da/0xc70 [ 366.091484] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 366.096947] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.101191] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.105426] __run_timers+0x7e5/0xc70 [ 366.109242] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 366.114610] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 366.119628] ? graph_lock+0x170/0x170 [ 366.123437] ? enqueue_hrtimer+0x1a5/0x560 [ 366.127675] ? lock_release+0x970/0x970 [ 366.131649] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 366.136858] ? find_held_lock+0x36/0x1c0 [ 366.140933] ? pvclock_read_flags+0x160/0x160 [ 366.145443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.150992] ? check_preemption_disabled+0x48/0x200 [ 366.156028] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 366.161306] ? rcu_pm_notify+0xc0/0xc0 [ 366.165200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.170735] ? check_preemption_disabled+0x48/0x200 [ 366.175757] run_timer_softirq+0x52/0xb0 [ 366.179821] ? rcu_read_lock_sched_held+0x108/0x120 [ 366.184857] __do_softirq+0x30b/0xad8 [ 366.188677] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 366.193788] ? pvclock_read_flags+0x160/0x160 [ 366.198285] ? lapic_next_event+0x5a/0x90 [ 366.202433] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.207969] ? check_preemption_disabled+0x48/0x200 [ 366.212981] ? check_preemption_disabled+0x48/0x200 [ 366.218010] ? kvm_clock_read+0x18/0x30 [ 366.221988] ? kvm_sched_clock_read+0x9/0x20 [ 366.226401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.231937] ? check_preemption_disabled+0x48/0x200 [ 366.236968] irq_exit+0x17f/0x1c0 [ 366.240426] smp_apic_timer_interrupt+0x1cb/0x760 [ 366.245268] ? smp_reschedule_interrupt+0x109/0x650 [ 366.250289] ? smp_call_function_single_interrupt+0x650/0x650 [ 366.256172] ? interrupt_entry+0xb5/0xf0 [ 366.260234] ? trace_hardirqs_off_caller+0xbb/0x310 [ 366.265251] ? trace_hardirqs_off_caller+0xbb/0x310 [ 366.270289] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.275135] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.280148] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.285162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.290701] ? check_preemption_disabled+0x48/0x200 [ 366.295723] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.301267] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.306130] apic_timer_interrupt+0xf/0x20 [ 366.310360] [ 366.312597] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 366.317787] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 366.336692] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 366.344407] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 366.351675] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 366.358939] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 366.366210] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 366.373479] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 366.380791] do_exit+0x11ef/0x2610 [ 366.384333] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 366.389363] ? mm_update_next_owner+0x990/0x990 [ 366.394034] ? print_usage_bug+0xc0/0xc0 [ 366.398097] ? graph_lock+0x170/0x170 [ 366.401908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.407445] ? check_preemption_disabled+0x48/0x200 [ 366.412460] ? check_preemption_disabled+0x48/0x200 [ 366.417495] ? print_usage_bug+0xc0/0xc0 [ 366.421563] ? __lock_acquire+0x7ec/0x4ec0 [ 366.425803] ? __lock_acquire+0x7ec/0x4ec0 [ 366.430056] ? mark_held_locks+0x130/0x130 [ 366.434301] ? mark_held_locks+0x130/0x130 [ 366.438539] ? finish_task_switch+0x1b5/0x900 [ 366.443040] ? __switch_to_asm+0x34/0x70 [ 366.447105] ? __switch_to_asm+0x34/0x70 [ 366.451165] ? __switch_to_asm+0x34/0x70 [ 366.455227] ? __switch_to_asm+0x40/0x70 [ 366.459285] ? __switch_to_asm+0x34/0x70 [ 366.463342] ? __switch_to_asm+0x40/0x70 [ 366.467403] ? __switch_to_asm+0x34/0x70 [ 366.471467] ? __switch_to_asm+0x34/0x70 [ 366.475529] ? __switch_to_asm+0x34/0x70 [ 366.479591] ? __switch_to_asm+0x34/0x70 [ 366.483652] ? __switch_to_asm+0x40/0x70 [ 366.487714] ? __switch_to_asm+0x34/0x70 [ 366.491774] ? __switch_to_asm+0x40/0x70 [ 366.495853] ? graph_lock+0x170/0x170 [ 366.499666] ? graph_lock+0x170/0x170 [ 366.503468] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.509008] ? wait_consider_task+0x245/0x3bb0 [ 366.513592] ? memset+0x31/0x40 [ 366.516888] ? find_held_lock+0x36/0x1c0 [ 366.520959] ? get_signal+0x95b/0x1980 [ 366.524862] ? _raw_spin_unlock_irq+0x27/0x80 [ 366.529363] ? _raw_spin_unlock_irq+0x27/0x80 [ 366.533876] do_group_exit+0x177/0x440 [ 366.537774] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 366.543229] ? __ia32_sys_exit+0x50/0x50 [ 366.547305] get_signal+0x8b0/0x1980 [ 366.551034] ? ptrace_notify+0x130/0x130 [ 366.555095] ? do_wait+0x57d/0xb90 [ 366.558643] ? wait_consider_task+0x3bb0/0x3bb0 [ 366.563310] ? graph_lock+0x170/0x170 [ 366.567112] ? graph_lock+0x170/0x170 [ 366.571005] ? graph_lock+0x170/0x170 [ 366.574824] do_signal+0x9c/0x21e0 [ 366.578372] ? find_held_lock+0x36/0x1c0 [ 366.582440] ? setup_sigcontext+0x7d0/0x7d0 [ 366.586763] ? kernel_wait4+0x2e0/0x3f0 [ 366.590742] ? __ia32_sys_waitid+0x140/0x140 [ 366.595155] ? task_stopped_code+0x190/0x190 [ 366.599567] ? exit_to_usermode_loop+0x8c/0x380 [ 366.604252] ? __do_page_fault+0x4a6/0xed0 [ 366.608492] ? do_syscall_64+0x9a/0x820 [ 366.612465] ? do_syscall_64+0x9a/0x820 [ 366.616449] exit_to_usermode_loop+0x2e5/0x380 [ 366.621040] ? syscall_slow_exit_work+0x520/0x520 [ 366.625904] do_syscall_64+0x6be/0x820 [ 366.629793] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 366.635156] ? syscall_return_slowpath+0x5e0/0x5e0 [ 366.640084] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.644929] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.649946] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 366.654962] ? prepare_exit_to_usermode+0x291/0x3b0 [ 366.659981] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.664833] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 366.670028] RIP: 0033:0x4110ba [ 366.673220] Code: Bad RIP value. [ 366.676579] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 366.684290] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 366.691555] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 366.698820] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 366.706094] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 366.713359] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 366.720649] warn_alloc_show_mem: 1 callbacks suppressed [ 366.720661] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 366.720663] Mem-Info: [ 366.720695] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 366.720695] active_file:15 inactive_file:18 isolated_file:0 [ 366.720695] unevictable:0 dirty:0 writeback:0 unstable:0 [ 366.720695] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 366.720695] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 366.720695] free:13728 free_pcp:120 free_cma:0 [ 366.726032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 366.732963] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 366.735358] Call Trace: [ 366.768227] Node 0 [ 366.777583] dump_stack+0x1c4/0x2b4 [ 366.805253] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 366.807815] ? dump_stack_print_info.cold.2+0x52/0x52 [ 366.810020] lowmem_reserve[]: [ 366.813649] warn_alloc.cold.119+0xb7/0x1bd [ 366.839114] 0 2817 [ 366.844311] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 366.847389] 6321 [ 366.851707] ? lock_downgrade+0x900/0x900 [ 366.853915] 6321 [ 366.858754] ? trace_hardirqs_off+0xb8/0x310 [ 366.864925] ? trace_hardirqs_off+0xb8/0x310 [ 366.866961] Node 0 [ 366.871367] __alloc_pages_slowpath+0x2667/0x2d80 [ 366.875772] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 366.878004] ? warn_alloc+0x120/0x120 [ 366.882798] lowmem_reserve[]: [ 366.909523] ? warn_alloc+0x120/0x120 [ 366.913300] 0 [ 366.916403] ? print_usage_bug+0xc0/0xc0 [ 366.920162] 0 3503 [ 366.922269] ? warn_alloc+0x120/0x120 [ 366.926303] 3503 [ 366.928535] ? print_usage_bug+0xc0/0xc0 [ 366.934366] ? __lock_acquire+0x7ec/0x4ec0 [ 366.938399] Node 0 [ 366.942621] ? __lock_acquire+0x7ec/0x4ec0 [ 366.942654] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 366.942661] lowmem_reserve[]: [ 366.944894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.944911] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.949128] 0 [ 366.977674] ? should_fail+0x22d/0xd01 [ 366.980760] 0 [ 366.986293] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.991801] 0 0 [ 366.993610] ? __lock_acquire+0x7ec/0x4ec0 [ 366.999269] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.004429] Node 0 [ 367.006409] ? __lock_acquire+0x7ec/0x4ec0 [ 367.010618] DMA: [ 367.015724] ? should_fail+0x22d/0xd01 [ 367.017931] 1*4kB [ 367.022224] ? mark_held_locks+0x130/0x130 [ 367.024253] (U) [ 367.028136] ? mark_held_locks+0x130/0x130 [ 367.030257] 0*8kB [ 367.034488] ? graph_lock+0x170/0x170 [ 367.036440] 0*16kB [ 367.040667] ? print_usage_bug+0xc0/0xc0 [ 367.042793] 1*32kB [ 367.046585] ? graph_lock+0x170/0x170 [ 367.048794] (U) [ 367.052856] ? print_usage_bug+0xc0/0xc0 [ 367.055069] 2*64kB [ 367.058873] ? wq_watchdog_touch+0x9c/0xfe [ 367.060829] (U) [ 367.064892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.067107] 1*128kB [ 367.071334] ? check_preemption_disabled+0x48/0x200 [ 367.073288] (U) [ 367.078817] ? check_preemption_disabled+0x48/0x200 [ 367.078844] ? __lock_is_held+0xb5/0x140 [ 367.081147] 1*256kB [ 367.086162] __alloc_pages_nodemask+0xa80/0xde0 [ 367.088111] (U) [ 367.093124] ? graph_lock+0x170/0x170 [ 367.097161] 0*512kB [ 367.099483] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 367.104122] 1*1024kB [ 367.106093] ? graph_lock+0x170/0x170 [ 367.109873] (U) [ 367.112206] ? find_held_lock+0x36/0x1c0 [ 367.117188] 1*2048kB [ 367.119601] ? ____cache_alloc_node+0x1c7/0x1e0 [ 367.123367] (M) [ 367.125343] ? lock_downgrade+0x900/0x900 [ 367.129378] 3*4096kB [ 367.131792] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.136427] (M) [ 367.138407] cache_grow_begin+0x91/0x8c0 [ 367.142519] = 15908kB [ 367.144925] ? do_raw_spin_unlock+0xa7/0x2f0 [ 367.150432] Node 0 [ 367.152410] fallback_alloc+0x203/0x2e0 [ 367.156525] DMA32: [ 367.158936] ____cache_alloc_node+0x1c7/0x1e0 [ 367.163312] 3*4kB [ 367.165579] kmem_cache_alloc_node+0xe3/0x730 [ 367.169518] (UM) [ 367.171752] ? ipv6_get_ifaddr+0x42e/0x620 [ 367.176215] 3*8kB (UM) [ 367.178377] __alloc_skb+0x119/0x770 [ 367.182832] 3*16kB (UM) [ 367.184918] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 367.189122] 1*32kB [ 367.191700] ? skb_scrub_packet+0x490/0x490 [ 367.195387] (M) [ 367.198053] ? lock_downgrade+0x900/0x900 [ 367.203301] 1*64kB [ 367.205536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.209824] (M) [ 367.211805] ? refcount_sub_and_test_checked+0x203/0x310 [ 367.215928] 5*128kB [ 367.218160] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 367.223668] (UM) [ 367.225642] ? addrconf_rs_timer+0x6f0/0x6f0 [ 367.231091] 3*256kB (M) [ 367.233434] ndisc_alloc_skb+0x144/0x340 [ 367.238865] 4*512kB [ 367.240929] ndisc_send_rs+0x331/0x6e0 [ 367.245303] (M) [ 367.247975] addrconf_rs_timer+0x3c0/0x6f0 [ 367.252004] 3*1024kB (UM) [ 367.254336] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.258192] 3*2048kB [ 367.260176] call_timer_fn+0x272/0x920 [ 367.264373] (UM) [ 367.267220] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.271429] 3*4096kB [ 367.273837] ? process_timeout+0x40/0x40 [ 367.277707] (M) [ 367.279767] ? find_held_lock+0x36/0x1c0 [ 367.283972] = 25140kB [ 367.286387] ? __run_timers+0x7da/0xc70 [ 367.290413] Node 0 [ 367.292389] ? _raw_spin_unlock_irq+0x27/0x80 [ 367.296412] Normal: 894*4kB [ 367.298826] ? _raw_spin_unlock_irq+0x27/0x80 [ 367.302774] (UME) [ 367.305007] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.309473] 400*8kB [ 367.312491] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 367.316954] (ME) [ 367.319101] ? trace_hardirqs_on+0xbd/0x310 [ 367.323301] 203*16kB (ME) [ 367.325650] ? kasan_check_read+0x11/0x20 [ 367.330197] 78*32kB (ME) [ 367.332268] ? __run_timers+0x7da/0xc70 [ 367.336559] 15*64kB [ 367.339407] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 367.343517] (M) 3*128kB [ 367.346287] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.350232] (UM) [ 367.352557] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.357977] 0*256kB [ 367.360644] __run_timers+0x7e5/0xc70 [ 367.364863] 0*512kB [ 367.366936] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 367.371132] 0*1024kB [ 367.373446] ? compat_start_thread+0x80/0x80 [ 367.373466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.377251] 0*2048kB 0*4096kB [ 367.379586] ? _raw_spin_unlock_irq+0x60/0x80 [ 367.384917] = 13864kB [ 367.384931] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 367.387338] ? finish_task_switch+0x1f5/0x900 [ 367.391719] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 367.391729] 412 total pagecache pages [ 367.397263] ? finish_task_switch+0x1b5/0x900 [ 367.400431] 0 pages in swap cache [ 367.404923] ? __switch_to_asm+0x34/0x70 [ 367.407308] Swap cache stats: add 0, delete 0, find 0/0 [ 367.416138] ? preempt_notifier_register+0x200/0x200 [ 367.420607] Free swap = 0kB [ 367.429179] ? __switch_to_asm+0x34/0x70 [ 367.432951] Total swap = 0kB [ 367.432959] 1965979 pages RAM [ 367.437453] ? __switch_to_asm+0x40/0x70 [ 367.440885] 0 pages HighMem/MovableOnly [ 367.444941] ? __switch_to_asm+0x34/0x70 [ 367.450272] 342745 pages reserved [ 367.450281] 0 pages cma reserved [ 367.455388] ? __switch_to_asm+0x40/0x70 [ 367.458457] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 367.462442] ? __switch_to_asm+0x34/0x70 [ 367.465516] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 367.468536] ? __switch_to_asm+0x40/0x70 [ 367.472572] syz-executor5 cpuset= [ 367.476540] ? __switch_to_asm+0x40/0x70 [ 367.480573] / [ 367.484024] ? pvclock_read_flags+0x160/0x160 [ 367.487362] mems_allowed=0 [ 367.491418] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.538581] ? check_preemption_disabled+0x48/0x200 [ 367.543619] ? rcu_pm_notify+0xc0/0xc0 [ 367.547513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.553057] ? check_preemption_disabled+0x48/0x200 [ 367.558089] run_timer_softirq+0x52/0xb0 [ 367.562158] ? rcu_read_lock_sched_held+0x108/0x120 [ 367.567178] __do_softirq+0x30b/0xad8 [ 367.571002] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 367.576108] ? trace_hardirqs_off+0x310/0x310 [ 367.580602] ? trace_hardirqs_on+0x310/0x310 [ 367.585020] ? schedule+0x108/0x460 [ 367.588651] ? __schedule+0x1ed0/0x1ed0 [ 367.592629] ? trace_hardirqs_off+0xb8/0x310 [ 367.597041] ? ___might_sleep+0x1ed/0x300 [ 367.601188] ? smpboot_thread_fn+0x68b/0xa00 [ 367.605601] ? trace_hardirqs_on+0x310/0x310 [ 367.610012] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.615547] ? check_preemption_disabled+0x48/0x200 [ 367.620565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.626110] ? takeover_tasklets+0xa90/0xa90 [ 367.630528] run_ksoftirqd+0x94/0x100 [ 367.634331] smpboot_thread_fn+0x68b/0xa00 [ 367.638570] ? sort_range+0x30/0x30 [ 367.642200] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 367.647304] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.652845] ? __kthread_parkme+0xfb/0x1a0 [ 367.657094] kthread+0x35a/0x420 [ 367.660463] ? sort_range+0x30/0x30 [ 367.664090] ? kthread_bind+0x40/0x40 [ 367.667898] ret_from_fork+0x3a/0x50 [ 367.671634] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 367.671719] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 367.678905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 367.678911] Call Trace: [ 367.678917] [ 367.678934] dump_stack+0x1c4/0x2b4 [ 367.678949] ? dump_stack_print_info.cold.2+0x52/0x52 [ 367.678978] warn_alloc.cold.119+0xb7/0x1bd [ 367.685554] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 367.694806] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 367.697366] ksoftirqd/1 cpuset= [ 367.699513] ? lock_downgrade+0x900/0x900 [ 367.703110] / [ 367.708298] ? trace_hardirqs_off+0xb8/0x310 [ 367.712590] mems_allowed=0 [ 367.722907] ? trace_hardirqs_off+0xb8/0x310 [ 367.748536] __alloc_pages_slowpath+0x2667/0x2d80 [ 367.753418] ? warn_alloc+0x120/0x120 [ 367.757224] ? trace_hardirqs_on+0x310/0x310 [ 367.761645] ? warn_alloc+0x120/0x120 [ 367.765448] ? print_usage_bug+0xc0/0xc0 [ 367.769509] ? warn_alloc+0x120/0x120 [ 367.773308] ? ktime_get+0x2e1/0x440 [ 367.777028] ? print_usage_bug+0xc0/0xc0 [ 367.781096] ? __lock_acquire+0x7ec/0x4ec0 [ 367.785332] ? __lock_acquire+0x7ec/0x4ec0 [ 367.789576] ? kasan_check_read+0x11/0x20 [ 367.793728] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.799272] ? should_fail+0x22d/0xd01 [ 367.803168] ? rcu_bh_qs+0xc0/0xc0 [ 367.806720] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.811843] ? __lock_acquire+0x7ec/0x4ec0 [ 367.816097] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.821205] ? __lock_acquire+0x7ec/0x4ec0 [ 367.825444] ? should_fail+0x22d/0xd01 [ 367.829337] ? rcu_idle_enter+0x4b0/0x4b0 [ 367.833516] ? mark_held_locks+0x130/0x130 [ 367.837759] ? mark_held_locks+0x130/0x130 [ 367.841998] ? mark_held_locks+0xc7/0x130 [ 367.846149] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 367.851172] ? graph_lock+0x170/0x170 [ 367.854969] ? print_usage_bug+0xc0/0xc0 [ 367.859042] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.864582] ? check_preemption_disabled+0x48/0x200 [ 367.869608] ? check_preemption_disabled+0x48/0x200 [ 367.874646] ? __lock_is_held+0xb5/0x140 [ 367.878734] __alloc_pages_nodemask+0xa80/0xde0 [ 367.883413] ? graph_lock+0x170/0x170 [ 367.887233] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 367.892251] ? graph_lock+0x170/0x170 [ 367.896065] ? find_held_lock+0x36/0x1c0 [ 367.900138] ? ____cache_alloc_node+0x1c7/0x1e0 [ 367.904807] ? lock_downgrade+0x900/0x900 [ 367.908966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.914510] cache_grow_begin+0x91/0x8c0 [ 367.918574] ? do_raw_spin_unlock+0xa7/0x2f0 [ 367.922998] fallback_alloc+0x203/0x2e0 [ 367.926980] ____cache_alloc_node+0x1c7/0x1e0 [ 367.931481] kmem_cache_alloc_node+0xe3/0x730 [ 367.935980] ? ipv6_get_ifaddr+0x42e/0x620 [ 367.940230] __alloc_skb+0x119/0x770 [ 367.943948] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 367.949230] ? skb_scrub_packet+0x490/0x490 [ 367.953557] ? lock_downgrade+0x900/0x900 [ 367.957714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.963259] ? refcount_sub_and_test_checked+0x203/0x310 [ 367.968719] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 367.974365] ? addrconf_rs_timer+0x6f0/0x6f0 [ 367.978794] ndisc_alloc_skb+0x144/0x340 [ 367.982874] ndisc_send_rs+0x331/0x6e0 [ 367.986781] addrconf_rs_timer+0x3c0/0x6f0 [ 367.991022] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.995271] call_timer_fn+0x272/0x920 [ 367.999159] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.003396] ? process_timeout+0x40/0x40 [ 368.007460] ? find_held_lock+0x36/0x1c0 [ 368.011535] ? __run_timers+0x7da/0xc70 [ 368.015514] ? _raw_spin_unlock_irq+0x27/0x80 [ 368.020013] ? _raw_spin_unlock_irq+0x27/0x80 [ 368.024508] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.028745] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 368.033327] ? trace_hardirqs_on+0xbd/0x310 [ 368.037652] ? kasan_check_read+0x11/0x20 [ 368.041805] ? __run_timers+0x7da/0xc70 [ 368.045785] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 368.051245] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.055714] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.059955] __run_timers+0x7e5/0xc70 [ 368.063773] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 368.069144] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 368.074164] ? graph_lock+0x170/0x170 [ 368.078143] ? enqueue_hrtimer+0x1a5/0x560 [ 368.082377] ? lock_release+0x970/0x970 [ 368.086357] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 368.091552] ? find_held_lock+0x36/0x1c0 [ 368.095625] ? pvclock_read_flags+0x160/0x160 [ 368.100120] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.105661] ? check_preemption_disabled+0x48/0x200 [ 368.110689] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 368.115970] ? rcu_pm_notify+0xc0/0xc0 [ 368.119871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.125417] ? check_preemption_disabled+0x48/0x200 [ 368.130459] run_timer_softirq+0x52/0xb0 [ 368.134522] ? rcu_read_lock_sched_held+0x108/0x120 [ 368.139541] __do_softirq+0x30b/0xad8 [ 368.143359] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 368.148471] ? pvclock_read_flags+0x160/0x160 [ 368.152967] ? lapic_next_event+0x5a/0x90 [ 368.157116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.162655] ? check_preemption_disabled+0x48/0x200 [ 368.167670] ? check_preemption_disabled+0x48/0x200 [ 368.172692] ? kvm_clock_read+0x18/0x30 [ 368.176669] ? kvm_sched_clock_read+0x9/0x20 [ 368.181090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.186629] ? check_preemption_disabled+0x48/0x200 [ 368.191658] irq_exit+0x17f/0x1c0 [ 368.195119] smp_apic_timer_interrupt+0x1cb/0x760 [ 368.199966] ? smp_reschedule_interrupt+0x109/0x650 [ 368.204993] ? smp_call_function_single_interrupt+0x650/0x650 [ 368.210904] ? interrupt_entry+0xb5/0xf0 [ 368.214972] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.219988] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.225016] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.229892] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.234918] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.239937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.245474] ? check_preemption_disabled+0x48/0x200 [ 368.250493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.256042] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.260904] apic_timer_interrupt+0xf/0x20 [ 368.265133] [ 368.267371] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 368.272565] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 368.291474] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 368.299196] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 368.306468] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 368.313741] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 368.321014] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 368.328290] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 368.335613] do_exit+0x11ef/0x2610 [ 368.339158] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 368.344185] ? mm_update_next_owner+0x990/0x990 [ 368.348866] ? print_usage_bug+0xc0/0xc0 [ 368.352934] ? graph_lock+0x170/0x170 [ 368.356742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.362280] ? check_preemption_disabled+0x48/0x200 [ 368.367296] ? check_preemption_disabled+0x48/0x200 [ 368.372317] ? print_usage_bug+0xc0/0xc0 [ 368.376390] ? __lock_acquire+0x7ec/0x4ec0 [ 368.380635] ? __lock_acquire+0x7ec/0x4ec0 [ 368.384902] ? mark_held_locks+0x130/0x130 [ 368.389147] ? mark_held_locks+0x130/0x130 [ 368.393394] ? finish_task_switch+0x1b5/0x900 [ 368.397895] ? __switch_to_asm+0x34/0x70 [ 368.401965] ? __switch_to_asm+0x34/0x70 [ 368.406024] ? __switch_to_asm+0x34/0x70 [ 368.410087] ? __switch_to_asm+0x40/0x70 [ 368.414146] ? __switch_to_asm+0x34/0x70 [ 368.418208] ? __switch_to_asm+0x40/0x70 [ 368.422269] ? __switch_to_asm+0x34/0x70 [ 368.426336] ? __switch_to_asm+0x34/0x70 [ 368.430403] ? __switch_to_asm+0x34/0x70 [ 368.434469] ? __switch_to_asm+0x34/0x70 [ 368.438532] ? __switch_to_asm+0x40/0x70 [ 368.442591] ? __switch_to_asm+0x34/0x70 [ 368.446668] ? __switch_to_asm+0x40/0x70 [ 368.450742] ? graph_lock+0x170/0x170 [ 368.454547] ? graph_lock+0x170/0x170 [ 368.458352] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.463901] ? wait_consider_task+0x245/0x3bb0 [ 368.468488] ? memset+0x31/0x40 [ 368.471776] ? find_held_lock+0x36/0x1c0 [ 368.475859] ? get_signal+0x95b/0x1980 [ 368.479755] ? _raw_spin_unlock_irq+0x27/0x80 [ 368.484249] ? _raw_spin_unlock_irq+0x27/0x80 [ 368.488754] do_group_exit+0x177/0x440 [ 368.492646] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 368.498101] ? __ia32_sys_exit+0x50/0x50 [ 368.502178] get_signal+0x8b0/0x1980 [ 368.505907] ? ptrace_notify+0x130/0x130 [ 368.509969] ? do_wait+0x57d/0xb90 [ 368.513514] ? wait_consider_task+0x3bb0/0x3bb0 [ 368.518184] ? graph_lock+0x170/0x170 [ 368.521981] ? graph_lock+0x170/0x170 [ 368.525788] ? graph_lock+0x170/0x170 [ 368.529608] do_signal+0x9c/0x21e0 [ 368.533147] ? find_held_lock+0x36/0x1c0 [ 368.537214] ? setup_sigcontext+0x7d0/0x7d0 [ 368.541537] ? kernel_wait4+0x2e0/0x3f0 [ 368.545515] ? __ia32_sys_waitid+0x140/0x140 [ 368.549931] ? task_stopped_code+0x190/0x190 [ 368.554358] ? exit_to_usermode_loop+0x8c/0x380 [ 368.559046] ? __do_page_fault+0x4a6/0xed0 [ 368.563284] ? do_syscall_64+0x9a/0x820 [ 368.567259] ? do_syscall_64+0x9a/0x820 [ 368.571243] exit_to_usermode_loop+0x2e5/0x380 [ 368.575834] ? syscall_slow_exit_work+0x520/0x520 [ 368.580700] do_syscall_64+0x6be/0x820 [ 368.584590] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 368.589963] ? syscall_return_slowpath+0x5e0/0x5e0 [ 368.594904] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.599758] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.604787] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 368.609809] ? prepare_exit_to_usermode+0x291/0x3b0 [ 368.614865] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.619730] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 368.624924] RIP: 0033:0x4110ba [ 368.628117] Code: Bad RIP value. [ 368.631476] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 368.639191] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 368.646463] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 368.653734] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 368.661006] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 368.668280] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 368.675582] warn_alloc_show_mem: 1 callbacks suppressed [ 368.675595] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 368.675597] Mem-Info: [ 368.675628] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 368.675628] active_file:15 inactive_file:18 isolated_file:0 [ 368.675628] unevictable:0 dirty:0 writeback:0 unstable:0 [ 368.675628] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 368.675628] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 368.675628] free:13728 free_pcp:120 free_cma:0 [ 368.680970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 368.680980] Call Trace: [ 368.687913] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 368.690321] dump_stack+0x1c4/0x2b4 [ 368.723184] Node 0 [ 368.732545] ? dump_stack_print_info.cold.2+0x52/0x52 [ 368.735125] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 368.762785] warn_alloc.cold.119+0xb7/0x1bd [ 368.766380] lowmem_reserve[]: [ 368.768619] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 368.773784] 0 [ 368.799298] ? lock_downgrade+0x900/0x900 [ 368.803593] 2817 [ 368.806701] ? trace_hardirqs_off+0xb8/0x310 [ 368.811504] 6321 6321 [ 368.813310] ? trace_hardirqs_off+0xb8/0x310 [ 368.819492] __alloc_pages_slowpath+0x2667/0x2d80 [ 368.823877] Node 0 [ 368.826397] ? warn_alloc+0x120/0x120 [ 368.830774] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 368.835588] ? warn_alloc+0x120/0x120 [ 368.837809] lowmem_reserve[]: [ 368.841605] ? print_usage_bug+0xc0/0xc0 [ 368.868298] 0 0 [ 368.872126] ? warn_alloc+0x120/0x120 [ 368.875200] 3503 [ 368.879253] ? print_usage_bug+0xc0/0xc0 [ 368.881200] 3503 [ 368.884997] ? __lock_acquire+0x7ec/0x4ec0 [ 368.891094] ? __lock_acquire+0x7ec/0x4ec0 [ 368.893130] Node 0 [ 368.897357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.901589] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 368.903795] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.909297] lowmem_reserve[]: 0 [ 368.937935] ? should_fail+0x22d/0xd01 [ 368.943448] 0 [ 368.946724] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.950586] 0 [ 368.952392] ? __lock_acquire+0x7ec/0x4ec0 [ 368.957461] 0 [ 368.959269] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.963477] Node 0 [ 368.965272] ? __lock_acquire+0x7ec/0x4ec0 [ 368.970346] DMA: [ 368.972593] ? should_fail+0x22d/0xd01 [ 368.976798] 1*4kB [ 368.978878] ? mark_held_locks+0x130/0x130 [ 368.982740] (U) [ 368.984896] ? mark_held_locks+0x130/0x130 [ 368.989106] 0*8kB [ 368.991074] ? mark_held_locks+0xc7/0x130 [ 368.995280] 0*16kB 1*32kB [ 368.997434] ? print_usage_bug+0xc0/0xc0 [ 369.001559] (U) [ 369.004398] ? graph_lock+0x170/0x170 [ 369.008429] 2*64kB (U) [ 369.010414] ? print_usage_bug+0xc0/0xc0 [ 369.014187] 1*128kB [ 369.016772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.020802] (U) [ 369.023121] ? check_preemption_disabled+0x48/0x200 [ 369.028636] 1*256kB [ 369.030613] ? check_preemption_disabled+0x48/0x200 [ 369.035602] (U) [ 369.037931] ? __lock_is_held+0xb5/0x140 [ 369.042920] 0*512kB 1*1024kB [ 369.044914] __alloc_pages_nodemask+0xa80/0xde0 [ 369.048948] (U) [ 369.052053] ? graph_lock+0x170/0x170 [ 369.056690] 1*2048kB (M) [ 369.058679] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 369.062449] 3*4096kB [ 369.065204] ? graph_lock+0x170/0x170 [ 369.070184] (M) = 15908kB [ 369.072613] ? find_held_lock+0x36/0x1c0 [ 369.076378] Node 0 [ 369.079160] ? ____cache_alloc_node+0x1c7/0x1e0 [ 369.083181] DMA32: [ 369.085418] ? lock_downgrade+0x900/0x900 [ 369.090062] 3*4kB [ 369.092302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.096413] (UM) [ 369.098566] cache_grow_begin+0x91/0x8c0 [ 369.104068] 3*8kB (UM) [ 369.106140] ? do_raw_spin_unlock+0xa7/0x2f0 [ 369.110170] 3*16kB [ 369.112754] fallback_alloc+0x203/0x2e0 [ 369.117133] (UM) [ 369.119378] ____cache_alloc_node+0x1c7/0x1e0 [ 369.123315] 1*32kB (M) [ 369.125395] kmem_cache_alloc_node+0xe3/0x730 [ 369.129871] 1*64kB [ 369.132456] ? ipv6_get_ifaddr+0x42e/0x620 [ 369.136917] (M) 5*128kB [ 369.139175] __alloc_skb+0x119/0x770 [ 369.143368] (UM) 3*256kB [ 369.146054] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 369.149742] (M) [ 369.152498] ? skb_scrub_packet+0x490/0x490 [ 369.157752] 4*512kB (M) [ 369.159737] ? lock_downgrade+0x900/0x900 [ 369.164024] 3*1024kB (UM) [ 369.166708] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.170817] 3*2048kB (UM) [ 369.173676] ? refcount_sub_and_test_checked+0x203/0x310 [ 369.179180] 3*4096kB (M) [ 369.182040] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 369.187458] = 25140kB [ 369.187467] Node 0 [ 369.190230] ? addrconf_rs_timer+0x6f0/0x6f0 [ 369.195643] Normal: 894*4kB [ 369.198072] ndisc_alloc_skb+0x144/0x340 [ 369.200272] (UME) [ 369.204686] ndisc_send_rs+0x331/0x6e0 [ 369.207678] 400*8kB [ 369.211739] addrconf_rs_timer+0x3c0/0x6f0 [ 369.213866] (ME) [ 369.217759] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.220061] 203*16kB [ 369.224301] call_timer_fn+0x272/0x920 [ 369.226324] (ME) [ 369.230554] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.232935] 78*32kB (ME) [ 369.236834] ? process_timeout+0x40/0x40 [ 369.238888] 15*64kB [ 369.243109] ? find_held_lock+0x36/0x1c0 [ 369.243135] ? __run_timers+0x7da/0xc70 [ 369.245869] (M) [ 369.249932] ? _raw_spin_unlock_irq+0x27/0x80 [ 369.252232] 3*128kB [ 369.256292] ? _raw_spin_unlock_irq+0x27/0x80 [ 369.260236] (UM) [ 369.262212] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.266674] 0*256kB 0*512kB [ 369.269006] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 369.273468] 0*1024kB 0*2048kB [ 369.275536] ? trace_hardirqs_on+0xbd/0x310 [ 369.279738] 0*4096kB = 13864kB [ 369.282760] ? kasan_check_read+0x11/0x20 [ 369.287319] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 369.290497] ? __run_timers+0x7da/0xc70 [ 369.294789] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 369.294798] 412 total pagecache pages [ 369.298008] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 369.302136] 0 pages in swap cache [ 369.310967] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.314919] Swap cache stats: add 0, delete 0, find 0/0 [ 369.323498] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.327280] Free swap = 0kB [ 369.332729] __run_timers+0x7e5/0xc70 [ 369.336156] Total swap = 0kB [ 369.340401] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 369.345723] 1965979 pages RAM [ 369.349957] ? compat_start_thread+0x80/0x80 [ 369.352942] 0 pages HighMem/MovableOnly [ 369.352951] 342745 pages reserved [ 369.356750] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.359732] 0 pages cma reserved [ 369.359820] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 369.365110] ? _raw_spin_unlock_irq+0x60/0x80 [ 369.365133] ? finish_task_switch+0x1f5/0x900 [ 369.368439] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 369.372623] ? finish_task_switch+0x1b5/0x900 [ 369.376573] syz-executor5 cpuset= [ 369.380024] ? __switch_to_asm+0x34/0x70 [ 369.385531] / [ 369.388896] ? preempt_notifier_register+0x200/0x200 [ 369.395360] mems_allowed=0 [ 369.436516] ? __switch_to_asm+0x34/0x70 [ 369.440586] ? __switch_to_asm+0x40/0x70 [ 369.444654] ? __switch_to_asm+0x34/0x70 [ 369.448720] ? __switch_to_asm+0x40/0x70 [ 369.452788] ? __switch_to_asm+0x34/0x70 [ 369.456861] ? __switch_to_asm+0x40/0x70 [ 369.460927] ? __switch_to_asm+0x40/0x70 [ 369.465019] ? pvclock_read_flags+0x160/0x160 [ 369.469519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.475060] ? check_preemption_disabled+0x48/0x200 [ 369.480097] ? rcu_pm_notify+0xc0/0xc0 [ 369.483991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.489527] ? check_preemption_disabled+0x48/0x200 [ 369.494557] run_timer_softirq+0x52/0xb0 [ 369.498620] ? rcu_read_lock_sched_held+0x108/0x120 [ 369.503638] __do_softirq+0x30b/0xad8 [ 369.507454] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 369.512556] ? trace_hardirqs_off+0x310/0x310 [ 369.517054] ? trace_hardirqs_on+0x310/0x310 [ 369.521472] ? schedule+0x108/0x460 [ 369.525102] ? __schedule+0x1ed0/0x1ed0 [ 369.529092] ? trace_hardirqs_off+0xb8/0x310 [ 369.533511] ? ___might_sleep+0x1ed/0x300 [ 369.537658] ? smpboot_thread_fn+0x68b/0xa00 [ 369.542073] ? trace_hardirqs_on+0x310/0x310 [ 369.546484] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.552022] ? check_preemption_disabled+0x48/0x200 [ 369.557041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.562586] ? takeover_tasklets+0xa90/0xa90 [ 369.567001] run_ksoftirqd+0x94/0x100 [ 369.570803] smpboot_thread_fn+0x68b/0xa00 [ 369.575041] ? sort_range+0x30/0x30 [ 369.578671] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 369.583779] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.589318] ? __kthread_parkme+0xfb/0x1a0 [ 369.593560] kthread+0x35a/0x420 [ 369.596926] ? sort_range+0x30/0x30 [ 369.600551] ? kthread_bind+0x40/0x40 [ 369.604359] ret_from_fork+0x3a/0x50 [ 369.608097] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 369.608171] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 369.615370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 369.615375] Call Trace: [ 369.615382] [ 369.615400] dump_stack+0x1c4/0x2b4 [ 369.615415] ? dump_stack_print_info.cold.2+0x52/0x52 [ 369.615441] warn_alloc.cold.119+0xb7/0x1bd [ 369.615458] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 369.622162] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 369.631283] ? lock_downgrade+0x900/0x900 [ 369.633845] ksoftirqd/1 cpuset= [ 369.636001] ? trace_hardirqs_off+0xb8/0x310 [ 369.639596] / [ 369.644779] ? trace_hardirqs_off+0xb8/0x310 [ 369.649075] mems_allowed=0 [ 369.653914] __alloc_pages_slowpath+0x2667/0x2d80 [ 369.689951] ? warn_alloc+0x120/0x120 [ 369.693754] ? lock_release+0x970/0x970 [ 369.697739] ? warn_alloc+0x120/0x120 [ 369.701547] ? print_usage_bug+0xc0/0xc0 [ 369.705621] ? warn_alloc+0x120/0x120 [ 369.709427] ? print_usage_bug+0xc0/0xc0 [ 369.713491] ? __lock_acquire+0x7ec/0x4ec0 [ 369.717727] ? __lock_acquire+0x7ec/0x4ec0 [ 369.721966] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.727511] ? should_fail+0x22d/0xd01 [ 369.731405] ? __lock_acquire+0x7ec/0x4ec0 [ 369.735649] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.740764] ? __lock_acquire+0x7ec/0x4ec0 [ 369.745010] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.750126] ? __lock_acquire+0x7ec/0x4ec0 [ 369.754360] ? should_fail+0x22d/0xd01 [ 369.758264] ? mark_held_locks+0x130/0x130 [ 369.762504] ? mark_held_locks+0x130/0x130 [ 369.766749] ? try_to_wake_up+0x10a/0x12f0 [ 369.770986] ? graph_lock+0x170/0x170 [ 369.774785] ? print_usage_bug+0xc0/0xc0 [ 369.778860] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.784404] ? check_preemption_disabled+0x48/0x200 [ 369.789420] ? check_preemption_disabled+0x48/0x200 [ 369.794446] ? __lock_is_held+0xb5/0x140 [ 369.798518] __alloc_pages_nodemask+0xa80/0xde0 [ 369.803190] ? graph_lock+0x170/0x170 [ 369.807002] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 369.812019] ? graph_lock+0x170/0x170 [ 369.815836] ? find_held_lock+0x36/0x1c0 [ 369.819930] ? ____cache_alloc_node+0x1c7/0x1e0 [ 369.824605] ? lock_downgrade+0x900/0x900 [ 369.828768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.834314] cache_grow_begin+0x91/0x8c0 [ 369.838383] ? do_raw_spin_unlock+0xa7/0x2f0 [ 369.842813] fallback_alloc+0x203/0x2e0 [ 369.846812] ____cache_alloc_node+0x1c7/0x1e0 [ 369.851324] kmem_cache_alloc_node+0xe3/0x730 [ 369.855859] ? ipv6_get_ifaddr+0x42e/0x620 [ 369.860116] __alloc_skb+0x119/0x770 [ 369.863839] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 369.869140] ? skb_scrub_packet+0x490/0x490 [ 369.873472] ? lock_downgrade+0x900/0x900 [ 369.877635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.883177] ? refcount_sub_and_test_checked+0x203/0x310 [ 369.888637] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 369.894095] ? addrconf_rs_timer+0x6f0/0x6f0 [ 369.898523] ndisc_alloc_skb+0x144/0x340 [ 369.902594] ndisc_send_rs+0x331/0x6e0 [ 369.906491] addrconf_rs_timer+0x3c0/0x6f0 [ 369.910736] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.914997] call_timer_fn+0x272/0x920 [ 369.918900] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.923141] ? process_timeout+0x40/0x40 [ 369.927200] ? find_held_lock+0x36/0x1c0 [ 369.931276] ? __run_timers+0x7da/0xc70 [ 369.935254] ? _raw_spin_unlock_irq+0x27/0x80 [ 369.939751] ? _raw_spin_unlock_irq+0x27/0x80 [ 369.944252] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.948495] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 369.953083] ? trace_hardirqs_on+0xbd/0x310 [ 369.957408] ? kasan_check_read+0x11/0x20 [ 369.961563] ? __run_timers+0x7da/0xc70 [ 369.965541] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 369.971016] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 369.975254] __run_timers+0x7e5/0xc70 [ 369.979071] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 369.984439] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 369.989462] ? graph_lock+0x170/0x170 [ 369.993267] ? enqueue_hrtimer+0x1a5/0x560 [ 369.997498] ? lock_release+0x970/0x970 [ 370.001476] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 370.006674] ? find_held_lock+0x36/0x1c0 [ 370.010749] ? pvclock_read_flags+0x160/0x160 [ 370.015247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.020788] ? check_preemption_disabled+0x48/0x200 [ 370.025817] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 370.031106] ? rcu_pm_notify+0xc0/0xc0 [ 370.034999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.040571] ? check_preemption_disabled+0x48/0x200 [ 370.045601] run_timer_softirq+0x52/0xb0 [ 370.049667] ? rcu_read_lock_sched_held+0x108/0x120 [ 370.054836] __do_softirq+0x30b/0xad8 [ 370.058683] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 370.063812] ? pvclock_read_flags+0x160/0x160 [ 370.068306] ? lapic_next_event+0x5a/0x90 [ 370.072455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.077997] ? check_preemption_disabled+0x48/0x200 [ 370.083013] ? check_preemption_disabled+0x48/0x200 [ 370.088044] ? kvm_clock_read+0x18/0x30 [ 370.092027] ? kvm_sched_clock_read+0x9/0x20 [ 370.096445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.101985] ? check_preemption_disabled+0x48/0x200 [ 370.107023] irq_exit+0x17f/0x1c0 [ 370.110488] smp_apic_timer_interrupt+0x1cb/0x760 [ 370.115335] ? smp_reschedule_interrupt+0x109/0x650 [ 370.120357] ? smp_call_function_single_interrupt+0x650/0x650 [ 370.126248] ? interrupt_entry+0xb5/0xf0 [ 370.130315] ? trace_hardirqs_off_caller+0xbb/0x310 [ 370.135332] ? trace_hardirqs_off_caller+0xbb/0x310 [ 370.140351] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.145200] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.150218] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.155239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.160782] ? check_preemption_disabled+0x48/0x200 [ 370.165800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.171351] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.176218] apic_timer_interrupt+0xf/0x20 [ 370.180452] [ 370.182700] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 370.187900] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 370.206824] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 370.214547] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 370.221818] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 370.229100] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 370.236378] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 370.243667] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 370.250981] do_exit+0x11ef/0x2610 [ 370.254531] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 370.259564] ? mm_update_next_owner+0x990/0x990 [ 370.264241] ? print_usage_bug+0xc0/0xc0 [ 370.268304] ? graph_lock+0x170/0x170 [ 370.272113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.277656] ? check_preemption_disabled+0x48/0x200 [ 370.282672] ? check_preemption_disabled+0x48/0x200 [ 370.287693] ? print_usage_bug+0xc0/0xc0 [ 370.291762] ? __lock_acquire+0x7ec/0x4ec0 [ 370.296003] ? __lock_acquire+0x7ec/0x4ec0 [ 370.300285] ? mark_held_locks+0x130/0x130 [ 370.304535] ? mark_held_locks+0x130/0x130 [ 370.308774] ? finish_task_switch+0x1b5/0x900 [ 370.313270] ? __switch_to_asm+0x34/0x70 [ 370.317336] ? __switch_to_asm+0x34/0x70 [ 370.321401] ? __switch_to_asm+0x34/0x70 [ 370.325459] ? __switch_to_asm+0x40/0x70 [ 370.329519] ? __switch_to_asm+0x34/0x70 [ 370.333580] ? __switch_to_asm+0x40/0x70 [ 370.337640] ? __switch_to_asm+0x34/0x70 [ 370.341701] ? __switch_to_asm+0x34/0x70 [ 370.345763] ? __switch_to_asm+0x34/0x70 [ 370.349827] ? __switch_to_asm+0x34/0x70 [ 370.353901] ? __switch_to_asm+0x40/0x70 [ 370.357961] ? __switch_to_asm+0x34/0x70 [ 370.362022] ? __switch_to_asm+0x40/0x70 [ 370.366090] ? graph_lock+0x170/0x170 [ 370.369899] ? graph_lock+0x170/0x170 [ 370.373706] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.379252] ? wait_consider_task+0x245/0x3bb0 [ 370.383841] ? memset+0x31/0x40 [ 370.387147] ? find_held_lock+0x36/0x1c0 [ 370.391227] ? get_signal+0x95b/0x1980 [ 370.395121] ? _raw_spin_unlock_irq+0x27/0x80 [ 370.399616] ? _raw_spin_unlock_irq+0x27/0x80 [ 370.404120] do_group_exit+0x177/0x440 [ 370.408046] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 370.413503] ? __ia32_sys_exit+0x50/0x50 [ 370.417579] get_signal+0x8b0/0x1980 [ 370.421313] ? ptrace_notify+0x130/0x130 [ 370.425374] ? do_wait+0x57d/0xb90 [ 370.428927] ? wait_consider_task+0x3bb0/0x3bb0 [ 370.433607] ? graph_lock+0x170/0x170 [ 370.437422] ? graph_lock+0x170/0x170 [ 370.441233] ? graph_lock+0x170/0x170 [ 370.445055] do_signal+0x9c/0x21e0 [ 370.448609] ? find_held_lock+0x36/0x1c0 [ 370.452691] ? setup_sigcontext+0x7d0/0x7d0 [ 370.457026] ? kernel_wait4+0x2e0/0x3f0 [ 370.461011] ? __ia32_sys_waitid+0x140/0x140 [ 370.465434] ? task_stopped_code+0x190/0x190 [ 370.469861] ? exit_to_usermode_loop+0x8c/0x380 [ 370.474556] ? __do_page_fault+0x4a6/0xed0 [ 370.478802] ? do_syscall_64+0x9a/0x820 [ 370.482781] ? do_syscall_64+0x9a/0x820 [ 370.486768] exit_to_usermode_loop+0x2e5/0x380 [ 370.491359] ? syscall_slow_exit_work+0x520/0x520 [ 370.496224] do_syscall_64+0x6be/0x820 [ 370.500122] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 370.505505] ? syscall_return_slowpath+0x5e0/0x5e0 [ 370.510445] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.515492] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.520522] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 370.525544] ? prepare_exit_to_usermode+0x291/0x3b0 [ 370.530574] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.535431] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 370.540623] RIP: 0033:0x4110ba [ 370.543821] Code: Bad RIP value. [ 370.547192] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 370.554909] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 370.562180] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 370.569451] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 370.576722] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 370.583994] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 370.591294] warn_alloc_show_mem: 1 callbacks suppressed [ 370.591308] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 370.591310] Mem-Info: [ 370.591341] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 370.591341] active_file:15 inactive_file:18 isolated_file:0 [ 370.591341] unevictable:0 dirty:0 writeback:0 unstable:0 [ 370.591341] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 370.591341] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 370.591341] free:13728 free_pcp:120 free_cma:0 [ 370.596679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 370.596689] Call Trace: [ 370.603628] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 370.606036] dump_stack+0x1c4/0x2b4 [ 370.638921] Node 0 [ 370.648292] ? dump_stack_print_info.cold.2+0x52/0x52 [ 370.650890] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 370.678546] warn_alloc.cold.119+0xb7/0x1bd [ 370.682153] lowmem_reserve[]: [ 370.684398] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 370.689556] 0 [ 370.715073] ? lock_downgrade+0x900/0x900 [ 370.719395] 2817 [ 370.722510] ? trace_hardirqs_off+0xb8/0x310 [ 370.727320] 6321 6321 [ 370.729141] ? trace_hardirqs_off+0xb8/0x310 [ 370.733258] Node 0 [ 370.735326] __alloc_pages_slowpath+0x2667/0x2d80 [ 370.739725] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 370.742211] ? mark_held_locks+0x130/0x130 [ 370.746575] lowmem_reserve[]: [ 370.748817] ? warn_alloc+0x120/0x120 [ 370.753632] 0 [ 370.780361] ? warn_alloc+0x120/0x120 [ 370.784565] 0 3503 [ 370.787681] ? print_usage_bug+0xc0/0xc0 [ 370.791447] 3503 [ 370.793247] ? warn_alloc+0x120/0x120 [ 370.797192] Node 0 [ 370.799428] ? print_usage_bug+0xc0/0xc0 [ 370.803491] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 370.805519] ? find_held_lock+0x36/0x1c0 [ 370.809293] lowmem_reserve[]: [ 370.811531] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.815560] 0 [ 370.843940] ? should_fail+0x22d/0xd01 [ 370.848003] 0 [ 370.851117] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 370.856638] 0 [ 370.858442] ? __lock_acquire+0x7ec/0x4ec0 [ 370.862297] 0 [ 370.864101] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 370.869189] Node 0 [ 370.870993] ? __lock_acquire+0x7ec/0x4ec0 [ 370.875202] DMA: [ 370.877002] ? should_fail+0x22d/0xd01 [ 370.882082] 1*4kB [ 370.884319] ? mark_held_locks+0x130/0x130 [ 370.888514] (U) [ 370.890585] ? mark_held_locks+0x130/0x130 [ 370.894443] 0*8kB [ 370.896597] ? __account_cfs_rq_runtime+0x790/0x790 [ 370.900806] 0*16kB [ 370.902776] ? select_task_rq_fair+0x754/0x34f0 [ 370.906991] 1*32kB [ 370.909139] ? lock_downgrade+0x900/0x900 [ 370.914126] (U) [ 370.916358] ? check_preemption_disabled+0x48/0x200 [ 370.921436] 2*64kB [ 370.923672] ? graph_lock+0x170/0x170 [ 370.927794] (U) [ 370.929768] ? print_usage_bug+0xc0/0xc0 [ 370.934758] 1*128kB [ 370.936990] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.940760] (U) [ 370.942731] ? check_preemption_disabled+0x48/0x200 [ 370.946768] 1*256kB [ 370.949086] ? check_preemption_disabled+0x48/0x200 [ 370.954599] (U) [ 370.956576] ? __lock_is_held+0xb5/0x140 [ 370.961564] 0*512kB [ 370.963895] __alloc_pages_nodemask+0xa80/0xde0 [ 370.968890] 1*1024kB [ 370.970874] ? graph_lock+0x170/0x170 [ 370.974924] (U) [ 370.977248] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 370.981888] 1*2048kB [ 370.984292] ? graph_lock+0x170/0x170 [ 370.988062] (M) [ 370.990041] ? find_held_lock+0x36/0x1c0 [ 370.995022] 3*4096kB [ 370.997446] ? ____cache_alloc_node+0x1c7/0x1e0 [ 371.001215] (M) [ 371.003188] ? lock_downgrade+0x900/0x900 [ 371.007219] = 15908kB [ 371.007228] Node 0 [ 371.009642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.014274] DMA32: 3*4kB [ 371.016256] cache_grow_begin+0x91/0x8c0 [ 371.020400] (UM) [ 371.022807] ? do_raw_spin_unlock+0xa7/0x2f0 [ 371.025015] 3*8kB [ 371.030567] fallback_alloc+0x203/0x2e0 [ 371.033286] (UM) [ 371.037347] ____cache_alloc_node+0x1c7/0x1e0 [ 371.039384] 3*16kB [ 371.044135] kmem_cache_alloc_node+0xe3/0x730 [ 371.046253] (UM) [ 371.050221] ? ipv6_get_ifaddr+0x42e/0x620 [ 371.052255] 1*32kB [ 371.056746] __alloc_skb+0x119/0x770 [ 371.058953] (M) [ 371.063445] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 371.065478] 1*64kB [ 371.069720] ? skb_scrub_packet+0x490/0x490 [ 371.071932] (M) [ 371.075640] ? lock_downgrade+0x900/0x900 [ 371.077591] 5*128kB [ 371.082874] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.085081] (UM) [ 371.089401] ? refcount_sub_and_test_checked+0x203/0x310 [ 371.091349] 3*256kB [ 371.095489] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 371.097822] (M) [ 371.103353] ? addrconf_rs_timer+0x6f0/0x6f0 [ 371.105393] 4*512kB [ 371.110845] ndisc_alloc_skb+0x144/0x340 [ 371.113144] (M) [ 371.118590] ndisc_send_rs+0x331/0x6e0 [ 371.120538] 3*1024kB [ 371.124943] addrconf_rs_timer+0x3c0/0x6f0 [ 371.127234] (UM) [ 371.131292] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.133259] 3*2048kB [ 371.137146] call_timer_fn+0x272/0x920 [ 371.139521] (UM) [ 371.143746] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.145784] 3*4096kB [ 371.150013] ? process_timeout+0x40/0x40 [ 371.152387] (M) = 25140kB [ 371.156279] ? find_held_lock+0x36/0x1c0 [ 371.158316] Node 0 [ 371.162546] ? __run_timers+0x7da/0xc70 [ 371.164924] Normal: [ 371.168982] ? _raw_spin_unlock_irq+0x27/0x80 [ 371.171714] 894*4kB [ 371.175766] ? _raw_spin_unlock_irq+0x27/0x80 [ 371.177978] (UME) [ 371.181951] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.184250] 400*8kB [ 371.188737] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 371.191036] (ME) [ 371.195527] ? trace_hardirqs_on+0xbd/0x310 [ 371.197649] 203*16kB [ 371.201882] ? kasan_check_read+0x11/0x20 [ 371.204180] (ME) [ 371.208754] ? __run_timers+0x7da/0xc70 [ 371.210807] 78*32kB [ 371.215122] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 371.217510] (ME) [ 371.221661] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.223690] 15*64kB [ 371.227664] __run_timers+0x7e5/0xc70 [ 371.229962] (M) [ 371.235423] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 371.237454] 3*128kB [ 371.241683] ? compat_start_thread+0x80/0x80 [ 371.243982] (UM) [ 371.247781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.249733] 0*256kB [ 371.255089] ? _raw_spin_unlock_irq+0x60/0x80 [ 371.257393] 0*512kB [ 371.261797] ? finish_task_switch+0x1f5/0x900 [ 371.263827] 0*1024kB 0*2048kB [ 371.269378] ? finish_task_switch+0x1b5/0x900 [ 371.271677] 0*4096kB [ 371.276164] ? __switch_to_asm+0x34/0x70 [ 371.278462] = 13864kB [ 371.282949] ? preempt_notifier_register+0x200/0x200 [ 371.286124] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 371.290618] ? __switch_to_asm+0x34/0x70 [ 371.293018] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 371.297067] ? __switch_to_asm+0x40/0x70 [ 371.299451] 412 total pagecache pages [ 371.304546] ? __switch_to_asm+0x34/0x70 [ 371.313363] 0 pages in swap cache [ 371.317421] ? __switch_to_asm+0x40/0x70 [ 371.325977] Swap cache stats: add 0, delete 0, find 0/0 [ 371.330026] ? __switch_to_asm+0x34/0x70 [ 371.333804] Free swap = 0kB [ 371.337867] ? __switch_to_asm+0x40/0x70 [ 371.341293] Total swap = 0kB [ 371.345345] ? __switch_to_asm+0x40/0x70 [ 371.350683] 1965979 pages RAM [ 371.354743] ? pvclock_read_flags+0x160/0x160 [ 371.357733] 0 pages HighMem/MovableOnly [ 371.361791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.364784] 342745 pages reserved [ 371.368837] ? check_preemption_disabled+0x48/0x200 [ 371.371928] 0 pages cma reserved [ 371.376432] ? rcu_pm_notify+0xc0/0xc0 [ 371.380431] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 371.385906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.385919] ? check_preemption_disabled+0x48/0x200 [ 371.385942] run_timer_softirq+0x52/0xb0 [ 371.389428] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 371.394388] ? rcu_read_lock_sched_held+0x108/0x120 [ 371.397723] syz-executor5 cpuset= [ 371.401605] __do_softirq+0x30b/0xad8 [ 371.408068] / [ 371.413607] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 371.418593] mems_allowed=0 [ 371.422645] ? trace_hardirqs_off+0x310/0x310 [ 371.459515] ? trace_hardirqs_on+0x310/0x310 [ 371.463944] ? schedule+0x108/0x460 [ 371.467579] ? __schedule+0x1ed0/0x1ed0 [ 371.471560] ? trace_hardirqs_off+0xb8/0x310 [ 371.475990] ? ___might_sleep+0x1ed/0x300 [ 371.480157] ? smpboot_thread_fn+0x68b/0xa00 [ 371.484569] ? trace_hardirqs_on+0x310/0x310 [ 371.488981] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.494519] ? check_preemption_disabled+0x48/0x200 [ 371.499539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.505082] ? takeover_tasklets+0xa90/0xa90 [ 371.509503] run_ksoftirqd+0x94/0x100 [ 371.513314] smpboot_thread_fn+0x68b/0xa00 [ 371.517552] ? sort_range+0x30/0x30 [ 371.521179] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 371.526282] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.531818] ? __kthread_parkme+0xfb/0x1a0 [ 371.536068] kthread+0x35a/0x420 [ 371.539433] ? sort_range+0x30/0x30 [ 371.543069] ? kthread_bind+0x40/0x40 [ 371.546880] ret_from_fork+0x3a/0x50 [ 371.550623] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 371.550713] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 371.557900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 371.557905] Call Trace: [ 371.557912] [ 371.557927] dump_stack+0x1c4/0x2b4 [ 371.557944] ? dump_stack_print_info.cold.2+0x52/0x52 [ 371.557971] warn_alloc.cold.119+0xb7/0x1bd [ 371.564534] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 371.573798] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 371.576359] ksoftirqd/1 cpuset= [ 371.578504] ? lock_downgrade+0x900/0x900 [ 371.582099] / [ 371.587299] ? trace_hardirqs_off+0xb8/0x310 [ 371.591594] mems_allowed=0 [ 371.601909] ? trace_hardirqs_off+0xb8/0x310 [ 371.627586] __alloc_pages_slowpath+0x2667/0x2d80 [ 371.632467] ? warn_alloc+0x120/0x120 [ 371.636276] ? lock_release+0x970/0x970 [ 371.640256] ? warn_alloc+0x120/0x120 [ 371.644068] ? print_usage_bug+0xc0/0xc0 [ 371.648131] ? warn_alloc+0x120/0x120 [ 371.651942] ? print_usage_bug+0xc0/0xc0 [ 371.656020] ? __lock_acquire+0x7ec/0x4ec0 [ 371.660266] ? __lock_acquire+0x7ec/0x4ec0 [ 371.664511] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.670055] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.675599] ? should_fail+0x22d/0xd01 [ 371.679497] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.684605] ? __lock_acquire+0x7ec/0x4ec0 [ 371.688874] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.693984] ? __lock_acquire+0x7ec/0x4ec0 [ 371.698217] ? should_fail+0x22d/0xd01 [ 371.702121] ? mark_held_locks+0x130/0x130 [ 371.706369] ? mark_held_locks+0x130/0x130 [ 371.710613] ? graph_lock+0x170/0x170 [ 371.714422] ? print_usage_bug+0xc0/0xc0 [ 371.718481] ? graph_lock+0x170/0x170 [ 371.722280] ? print_usage_bug+0xc0/0xc0 [ 371.726344] ? wq_watchdog_touch+0x9c/0xfe [ 371.730579] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.736124] ? check_preemption_disabled+0x48/0x200 [ 371.741139] ? check_preemption_disabled+0x48/0x200 [ 371.746165] ? __lock_is_held+0xb5/0x140 [ 371.750240] __alloc_pages_nodemask+0xa80/0xde0 [ 371.754913] ? graph_lock+0x170/0x170 [ 371.758717] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 371.763752] ? graph_lock+0x170/0x170 [ 371.767577] ? find_held_lock+0x36/0x1c0 [ 371.771654] ? ____cache_alloc_node+0x1c7/0x1e0 [ 371.776324] ? lock_downgrade+0x900/0x900 [ 371.780484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.786030] cache_grow_begin+0x91/0x8c0 [ 371.790099] ? do_raw_spin_unlock+0xa7/0x2f0 [ 371.794519] fallback_alloc+0x203/0x2e0 [ 371.798504] ____cache_alloc_node+0x1c7/0x1e0 [ 371.803011] kmem_cache_alloc_node+0xe3/0x730 [ 371.807510] ? ipv6_get_ifaddr+0x42e/0x620 [ 371.811757] __alloc_skb+0x119/0x770 [ 371.815470] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 371.820750] ? skb_scrub_packet+0x490/0x490 [ 371.825081] ? lock_downgrade+0x900/0x900 [ 371.829237] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.834775] ? refcount_sub_and_test_checked+0x203/0x310 [ 371.840230] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 371.845685] ? addrconf_rs_timer+0x6f0/0x6f0 [ 371.850108] ndisc_alloc_skb+0x144/0x340 [ 371.854173] ndisc_send_rs+0x331/0x6e0 [ 371.858077] addrconf_rs_timer+0x3c0/0x6f0 [ 371.862322] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.866573] call_timer_fn+0x272/0x920 [ 371.870460] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.874703] ? process_timeout+0x40/0x40 [ 371.878765] ? find_held_lock+0x36/0x1c0 [ 371.882834] ? __run_timers+0x7da/0xc70 [ 371.886818] ? _raw_spin_unlock_irq+0x27/0x80 [ 371.891322] ? _raw_spin_unlock_irq+0x27/0x80 [ 371.895823] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.900071] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 371.904658] ? trace_hardirqs_on+0xbd/0x310 [ 371.908981] ? kasan_check_read+0x11/0x20 [ 371.913132] ? __run_timers+0x7da/0xc70 [ 371.917114] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 371.922571] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.926815] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.931057] __run_timers+0x7e5/0xc70 [ 371.934889] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 371.940254] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 371.945270] ? graph_lock+0x170/0x170 [ 371.949076] ? enqueue_hrtimer+0x1a5/0x560 [ 371.953312] ? lock_release+0x970/0x970 [ 371.957286] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 371.962487] ? find_held_lock+0x36/0x1c0 [ 371.966564] ? pvclock_read_flags+0x160/0x160 [ 371.971066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.976606] ? check_preemption_disabled+0x48/0x200 [ 371.981640] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 371.986938] ? rcu_pm_notify+0xc0/0xc0 [ 371.990839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.996390] ? check_preemption_disabled+0x48/0x200 [ 372.001417] run_timer_softirq+0x52/0xb0 [ 372.005484] ? rcu_read_lock_sched_held+0x108/0x120 [ 372.010502] __do_softirq+0x30b/0xad8 [ 372.014314] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 372.019427] ? pvclock_read_flags+0x160/0x160 [ 372.023920] ? lapic_next_event+0x5a/0x90 [ 372.028067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.033604] ? check_preemption_disabled+0x48/0x200 [ 372.040616] ? check_preemption_disabled+0x48/0x200 [ 372.045645] ? kvm_clock_read+0x18/0x30 [ 372.049626] ? kvm_sched_clock_read+0x9/0x20 [ 372.054236] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.059774] ? check_preemption_disabled+0x48/0x200 [ 372.064801] irq_exit+0x17f/0x1c0 [ 372.068257] smp_apic_timer_interrupt+0x1cb/0x760 [ 372.073098] ? smp_reschedule_interrupt+0x109/0x650 [ 372.078116] ? smp_call_function_single_interrupt+0x650/0x650 [ 372.084003] ? interrupt_entry+0xb5/0xf0 [ 372.088065] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.093083] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.098113] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.102956] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.107980] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.112998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.118534] ? check_preemption_disabled+0x48/0x200 [ 372.123550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.129096] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.133948] apic_timer_interrupt+0xf/0x20 [ 372.138173] [ 372.140414] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 372.145602] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 372.164500] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 372.172220] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 372.179484] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 372.186750] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 372.194016] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 372.201283] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 372.208579] do_exit+0x11ef/0x2610 [ 372.212121] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 372.217145] ? mm_update_next_owner+0x990/0x990 [ 372.221818] ? print_usage_bug+0xc0/0xc0 [ 372.225892] ? graph_lock+0x170/0x170 [ 372.229699] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.235236] ? check_preemption_disabled+0x48/0x200 [ 372.240260] ? check_preemption_disabled+0x48/0x200 [ 372.245287] ? print_usage_bug+0xc0/0xc0 [ 372.249355] ? __lock_acquire+0x7ec/0x4ec0 [ 372.253600] ? __lock_acquire+0x7ec/0x4ec0 [ 372.257862] ? mark_held_locks+0x130/0x130 [ 372.262115] ? mark_held_locks+0x130/0x130 [ 372.266354] ? finish_task_switch+0x1b5/0x900 [ 372.270862] ? __switch_to_asm+0x34/0x70 [ 372.274937] ? __switch_to_asm+0x34/0x70 [ 372.278997] ? __switch_to_asm+0x34/0x70 [ 372.283058] ? __switch_to_asm+0x40/0x70 [ 372.287119] ? __switch_to_asm+0x34/0x70 [ 372.291176] ? __switch_to_asm+0x40/0x70 [ 372.295232] ? __switch_to_asm+0x34/0x70 [ 372.299293] ? __switch_to_asm+0x34/0x70 [ 372.303351] ? __switch_to_asm+0x34/0x70 [ 372.307415] ? __switch_to_asm+0x34/0x70 [ 372.311475] ? __switch_to_asm+0x40/0x70 [ 372.315530] ? __switch_to_asm+0x34/0x70 [ 372.319588] ? __switch_to_asm+0x40/0x70 [ 372.323654] ? graph_lock+0x170/0x170 [ 372.327462] ? graph_lock+0x170/0x170 [ 372.331265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.336805] ? wait_consider_task+0x245/0x3bb0 [ 372.341389] ? memset+0x31/0x40 [ 372.344677] ? find_held_lock+0x36/0x1c0 [ 372.348751] ? get_signal+0x95b/0x1980 [ 372.352639] ? _raw_spin_unlock_irq+0x27/0x80 [ 372.357131] ? _raw_spin_unlock_irq+0x27/0x80 [ 372.361636] do_group_exit+0x177/0x440 [ 372.365528] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 372.370979] ? __ia32_sys_exit+0x50/0x50 [ 372.375055] get_signal+0x8b0/0x1980 [ 372.378785] ? ptrace_notify+0x130/0x130 [ 372.382843] ? do_wait+0x57d/0xb90 [ 372.386406] ? wait_consider_task+0x3bb0/0x3bb0 [ 372.391077] ? graph_lock+0x170/0x170 [ 372.394890] ? graph_lock+0x170/0x170 [ 372.398694] ? graph_lock+0x170/0x170 [ 372.402509] do_signal+0x9c/0x21e0 [ 372.406049] ? find_held_lock+0x36/0x1c0 [ 372.410121] ? setup_sigcontext+0x7d0/0x7d0 [ 372.414440] ? kernel_wait4+0x2e0/0x3f0 [ 372.418420] ? __ia32_sys_waitid+0x140/0x140 [ 372.422836] ? task_stopped_code+0x190/0x190 [ 372.427255] ? exit_to_usermode_loop+0x8c/0x380 [ 372.431938] ? __do_page_fault+0x4a6/0xed0 [ 372.436174] ? do_syscall_64+0x9a/0x820 [ 372.440148] ? do_syscall_64+0x9a/0x820 [ 372.444128] exit_to_usermode_loop+0x2e5/0x380 [ 372.448712] ? syscall_slow_exit_work+0x520/0x520 [ 372.453570] do_syscall_64+0x6be/0x820 [ 372.457459] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 372.462823] ? syscall_return_slowpath+0x5e0/0x5e0 [ 372.467758] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.472602] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.477618] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 372.482641] ? prepare_exit_to_usermode+0x291/0x3b0 [ 372.487666] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.492519] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 372.497711] RIP: 0033:0x4110ba [ 372.500914] Code: Bad RIP value. [ 372.504277] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 372.511991] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 372.519260] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 372.526614] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 372.533891] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 372.541157] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 372.548448] warn_alloc_show_mem: 1 callbacks suppressed [ 372.548461] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 372.548463] Mem-Info: [ 372.548494] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 372.548494] active_file:15 inactive_file:18 isolated_file:0 [ 372.548494] unevictable:0 dirty:0 writeback:0 unstable:0 [ 372.548494] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 372.548494] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 372.548494] free:13728 free_pcp:120 free_cma:0 [ 372.553827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 372.553836] Call Trace: [ 372.560780] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 372.563191] dump_stack+0x1c4/0x2b4 [ 372.596054] Node 0 [ 372.605421] ? dump_stack_print_info.cold.2+0x52/0x52 [ 372.608014] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 372.635674] warn_alloc.cold.119+0xb7/0x1bd [ 372.639269] lowmem_reserve[]: [ 372.641500] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 372.646663] 0 [ 372.672169] ? lock_downgrade+0x900/0x900 [ 372.676461] 2817 [ 372.679564] ? trace_hardirqs_off+0xb8/0x310 [ 372.684375] 6321 [ 372.686176] ? trace_hardirqs_off+0xb8/0x310 [ 372.690297] 6321 [ 372.692360] __alloc_pages_slowpath+0x2667/0x2d80 [ 372.696735] Node 0 [ 372.698814] ? mark_held_locks+0x130/0x130 [ 372.703203] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 372.705237] ? warn_alloc+0x120/0x120 [ 372.710044] lowmem_reserve[]: 0 [ 372.712287] ? warn_alloc+0x120/0x120 [ 372.716495] 0 [ 372.743221] ? print_usage_bug+0xc0/0xc0 [ 372.746998] 3503 [ 372.750275] ? warn_alloc+0x120/0x120 [ 372.754046] 3503 [ 372.755845] ? print_usage_bug+0xc0/0xc0 [ 372.761946] ? __lock_acquire+0x7ec/0x4ec0 [ 372.765721] Node 0 [ 372.767780] ? __lock_acquire+0x7ec/0x4ec0 [ 372.771842] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 372.776046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.778260] lowmem_reserve[]: [ 372.782490] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.810830] 0 0 [ 372.816392] ? should_fail+0x22d/0xd01 [ 372.819463] 0 [ 372.824995] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.826955] 0 [ 372.830834] ? __lock_acquire+0x7ec/0x4ec0 [ 372.837705] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.839496] Node 0 [ 372.843727] ? __lock_acquire+0x7ec/0x4ec0 [ 372.848803] DMA: [ 372.851038] ? should_fail+0x22d/0xd01 [ 372.855247] 1*4kB [ 372.857309] ? mark_held_locks+0x130/0x130 [ 372.861161] (U) [ 372.863308] ? mark_held_locks+0x130/0x130 [ 372.867510] 0*8kB 0*16kB [ 372.869488] ? mark_held_locks+0xc7/0x130 [ 372.873696] 1*32kB [ 372.876446] ? print_usage_bug+0xc0/0xc0 [ 372.880567] (U) [ 372.882803] ? graph_lock+0x170/0x170 [ 372.886838] 2*64kB [ 372.888817] ? print_usage_bug+0xc0/0xc0 [ 372.892590] (U) [ 372.894820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.898866] 1*128kB [ 372.900837] ? check_preemption_disabled+0x48/0x200 [ 372.906358] (U) [ 372.908685] ? check_preemption_disabled+0x48/0x200 [ 372.913676] 1*256kB [ 372.915653] ? __lock_is_held+0xb5/0x140 [ 372.921087] (U) 0*512kB [ 372.923423] __alloc_pages_nodemask+0xa80/0xde0 [ 372.927451] 1*1024kB [ 372.930113] ? graph_lock+0x170/0x170 [ 372.934755] (U) [ 372.937159] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 372.940936] 1*2048kB [ 372.942904] ? graph_lock+0x170/0x170 [ 372.947919] (M) [ 372.950334] ? find_held_lock+0x36/0x1c0 [ 372.954102] 3*4096kB [ 372.956082] ? ____cache_alloc_node+0x1c7/0x1e0 [ 372.960107] (M) [ 372.962509] ? lock_downgrade+0x900/0x900 [ 372.967151] = 15908kB [ 372.969127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.973246] Node 0 [ 372.975652] cache_grow_begin+0x91/0x8c0 [ 372.981157] DMA32: [ 372.983394] ? do_raw_spin_unlock+0xa7/0x2f0 [ 372.987421] 3*4kB [ 372.989654] fallback_alloc+0x203/0x2e0 [ 372.994030] (UM) [ 372.996180] ____cache_alloc_node+0x1c7/0x1e0 [ 373.000125] 3*8kB [ 373.002184] kmem_cache_alloc_node+0xe3/0x730 [ 373.006648] (UM) [ 373.008792] ? ipv6_get_ifaddr+0x42e/0x620 [ 373.013258] 3*16kB [ 373.015317] __alloc_skb+0x119/0x770 [ 373.019514] (UM) 1*32kB [ 373.021754] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 373.025438] (M) [ 373.028105] ? skb_scrub_packet+0x490/0x490 [ 373.033354] 1*64kB [ 373.035323] ? lock_downgrade+0x900/0x900 [ 373.039614] (M) [ 373.041846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.045969] 5*128kB [ 373.047941] ? refcount_sub_and_test_checked+0x203/0x310 [ 373.053450] (UM) [ 373.055768] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 373.061185] 3*256kB (M) [ 373.063257] ? addrconf_rs_timer+0x6f0/0x6f0 [ 373.068676] 4*512kB [ 373.071350] ndisc_alloc_skb+0x144/0x340 [ 373.075722] (M) [ 373.078045] ndisc_send_rs+0x331/0x6e0 [ 373.082079] 3*1024kB [ 373.084055] addrconf_rs_timer+0x3c0/0x6f0 [ 373.087917] (UM) [ 373.090327] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.094534] 3*2048kB [ 373.096603] call_timer_fn+0x272/0x920 [ 373.100807] (UM) [ 373.103223] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.107084] 3*4096kB [ 373.109148] ? process_timeout+0x40/0x40 [ 373.113347] (M) [ 373.115753] ? find_held_lock+0x36/0x1c0 [ 373.119784] = 25140kB [ 373.119793] Node 0 [ 373.121780] ? __run_timers+0x7da/0xc70 [ 373.125800] Normal: [ 373.128205] ? _raw_spin_unlock_irq+0x27/0x80 [ 373.130419] 894*4kB [ 373.134391] ? _raw_spin_unlock_irq+0x27/0x80 [ 373.136684] (UME) [ 373.141181] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.143481] 400*8kB [ 373.147979] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 373.150102] (ME) [ 373.154344] ? trace_hardirqs_on+0xbd/0x310 [ 373.156647] 203*16kB [ 373.161226] ? kasan_check_read+0x11/0x20 [ 373.163263] (ME) [ 373.167582] ? __run_timers+0x7da/0xc70 [ 373.169966] 78*32kB [ 373.174107] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 373.176139] (ME) [ 373.180108] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.182405] 15*64kB [ 373.187859] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.189899] (M) [ 373.194127] __run_timers+0x7e5/0xc70 [ 373.196429] 3*128kB [ 373.200666] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 373.202609] (UM) [ 373.206409] ? compat_start_thread+0x80/0x80 [ 373.208794] 0*256kB [ 373.214158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.216196] 0*512kB [ 373.220600] ? _raw_spin_unlock_irq+0x60/0x80 [ 373.222907] 0*1024kB [ 373.228437] ? finish_task_switch+0x1f5/0x900 [ 373.230752] 0*2048kB [ 373.235242] ? finish_task_switch+0x1b5/0x900 [ 373.237629] 0*4096kB [ 373.242116] ? __switch_to_asm+0x34/0x70 [ 373.244502] = 13864kB [ 373.248994] ? preempt_notifier_register+0x200/0x200 [ 373.251383] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 373.255438] ? __switch_to_asm+0x34/0x70 [ 373.257830] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 373.262918] ? __switch_to_asm+0x40/0x70 [ 373.262935] ? __switch_to_asm+0x34/0x70 [ 373.271762] 412 total pagecache pages [ 373.275829] ? __switch_to_asm+0x40/0x70 [ 373.284381] 0 pages in swap cache [ 373.288444] ? __switch_to_asm+0x34/0x70 [ 373.292484] Swap cache stats: add 0, delete 0, find 0/0 [ 373.296273] ? __switch_to_asm+0x40/0x70 [ 373.300309] Free swap = 0kB [ 373.303757] ? __switch_to_asm+0x40/0x70 [ 373.307795] Total swap = 0kB [ 373.313156] ? pvclock_read_flags+0x160/0x160 [ 373.317187] 1965979 pages RAM [ 373.320199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.324231] 0 pages HighMem/MovableOnly [ 373.327243] ? check_preemption_disabled+0x48/0x200 [ 373.331715] 342745 pages reserved [ 373.334819] ? rcu_pm_notify+0xc0/0xc0 [ 373.340324] 0 pages cma reserved [ 373.344290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.349359] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 373.352728] ? check_preemption_disabled+0x48/0x200 [ 373.356676] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 373.359981] run_timer_softirq+0x52/0xb0 [ 373.365493] syz-executor5 cpuset= [ 373.371976] ? rcu_read_lock_sched_held+0x108/0x120 [ 373.376967] / [ 373.387451] __do_softirq+0x30b/0xad8 [ 373.391483] mems_allowed=0 [ 373.394936] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 373.413414] ? trace_hardirqs_off+0x310/0x310 [ 373.417913] ? trace_hardirqs_on+0x310/0x310 [ 373.422327] ? schedule+0x108/0x460 [ 373.425960] ? __schedule+0x1ed0/0x1ed0 [ 373.429944] ? trace_hardirqs_off+0xb8/0x310 [ 373.434356] ? ___might_sleep+0x1ed/0x300 [ 373.438510] ? smpboot_thread_fn+0x68b/0xa00 [ 373.442925] ? trace_hardirqs_on+0x310/0x310 [ 373.447338] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.452897] ? check_preemption_disabled+0x48/0x200 [ 373.457936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.463480] ? takeover_tasklets+0xa90/0xa90 [ 373.467892] run_ksoftirqd+0x94/0x100 [ 373.471697] smpboot_thread_fn+0x68b/0xa00 [ 373.475936] ? sort_range+0x30/0x30 [ 373.479568] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 373.484675] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.490212] ? __kthread_parkme+0xfb/0x1a0 [ 373.494451] kthread+0x35a/0x420 [ 373.497818] ? sort_range+0x30/0x30 [ 373.501453] ? kthread_bind+0x40/0x40 [ 373.505261] ret_from_fork+0x3a/0x50 [ 373.508997] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 373.509089] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 373.516267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 373.516273] Call Trace: [ 373.516279] [ 373.516295] dump_stack+0x1c4/0x2b4 [ 373.516311] ? dump_stack_print_info.cold.2+0x52/0x52 [ 373.516337] warn_alloc.cold.119+0xb7/0x1bd [ 373.522895] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 373.532160] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 373.534723] ksoftirqd/1 cpuset= [ 373.536889] ? lock_downgrade+0x900/0x900 [ 373.540479] / [ 373.545669] ? trace_hardirqs_off+0xb8/0x310 [ 373.549963] mems_allowed=0 [ 373.560274] ? trace_hardirqs_off+0xb8/0x310 [ 373.585909] __alloc_pages_slowpath+0x2667/0x2d80 [ 373.590785] ? warn_alloc+0x120/0x120 [ 373.594592] ? trace_hardirqs_on+0x310/0x310 [ 373.599015] ? warn_alloc+0x120/0x120 [ 373.602817] ? print_usage_bug+0xc0/0xc0 [ 373.606889] ? warn_alloc+0x120/0x120 [ 373.610692] ? ktime_get+0x2e1/0x440 [ 373.614406] ? print_usage_bug+0xc0/0xc0 [ 373.618473] ? __lock_acquire+0x7ec/0x4ec0 [ 373.622710] ? __lock_acquire+0x7ec/0x4ec0 [ 373.626946] ? kasan_check_read+0x11/0x20 [ 373.631094] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.636636] ? should_fail+0x22d/0xd01 [ 373.640522] ? rcu_bh_qs+0xc0/0xc0 [ 373.644070] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.649172] ? __lock_acquire+0x7ec/0x4ec0 [ 373.653410] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.658511] ? __lock_acquire+0x7ec/0x4ec0 [ 373.662747] ? should_fail+0x22d/0xd01 [ 373.666647] ? rcu_idle_enter+0x4b0/0x4b0 [ 373.670804] ? mark_held_locks+0x130/0x130 [ 373.675043] ? mark_held_locks+0x130/0x130 [ 373.679287] ? mark_held_locks+0xc7/0x130 [ 373.683440] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 373.688456] ? graph_lock+0x170/0x170 [ 373.692271] ? print_usage_bug+0xc0/0xc0 [ 373.696339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.701888] ? check_preemption_disabled+0x48/0x200 [ 373.706906] ? check_preemption_disabled+0x48/0x200 [ 373.711937] ? __lock_is_held+0xb5/0x140 [ 373.716008] __alloc_pages_nodemask+0xa80/0xde0 [ 373.720680] ? graph_lock+0x170/0x170 [ 373.724488] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 373.729507] ? graph_lock+0x170/0x170 [ 373.733323] ? find_held_lock+0x36/0x1c0 [ 373.737395] ? ____cache_alloc_node+0x1c7/0x1e0 [ 373.742074] ? lock_downgrade+0x900/0x900 [ 373.746233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.751776] cache_grow_begin+0x91/0x8c0 [ 373.755845] ? do_raw_spin_unlock+0xa7/0x2f0 [ 373.760281] fallback_alloc+0x203/0x2e0 [ 373.764260] ____cache_alloc_node+0x1c7/0x1e0 [ 373.768762] kmem_cache_alloc_node+0xe3/0x730 [ 373.773262] ? ipv6_get_ifaddr+0x42e/0x620 [ 373.777511] __alloc_skb+0x119/0x770 [ 373.781225] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 373.786511] ? skb_scrub_packet+0x490/0x490 [ 373.790833] ? lock_downgrade+0x900/0x900 [ 373.795015] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.800554] ? refcount_sub_and_test_checked+0x203/0x310 [ 373.806009] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 373.811464] ? addrconf_rs_timer+0x6f0/0x6f0 [ 373.815897] ndisc_alloc_skb+0x144/0x340 [ 373.819972] ndisc_send_rs+0x331/0x6e0 [ 373.823878] addrconf_rs_timer+0x3c0/0x6f0 [ 373.828130] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.832381] call_timer_fn+0x272/0x920 [ 373.836273] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.840536] ? process_timeout+0x40/0x40 [ 373.844606] ? find_held_lock+0x36/0x1c0 [ 373.848674] ? __run_timers+0x7da/0xc70 [ 373.852653] ? _raw_spin_unlock_irq+0x27/0x80 [ 373.857149] ? _raw_spin_unlock_irq+0x27/0x80 [ 373.861643] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.865892] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 373.870492] ? trace_hardirqs_on+0xbd/0x310 [ 373.874813] ? kasan_check_read+0x11/0x20 [ 373.878966] ? __run_timers+0x7da/0xc70 [ 373.882945] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 373.888402] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.892644] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.896897] __run_timers+0x7e5/0xc70 [ 373.900724] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 373.906094] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 373.911112] ? graph_lock+0x170/0x170 [ 373.914924] ? enqueue_hrtimer+0x1a5/0x560 [ 373.919157] ? lock_release+0x970/0x970 [ 373.923141] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 373.928340] ? find_held_lock+0x36/0x1c0 [ 373.932421] ? pvclock_read_flags+0x160/0x160 [ 373.936922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.942461] ? check_preemption_disabled+0x48/0x200 [ 373.947487] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 373.952771] ? rcu_pm_notify+0xc0/0xc0 [ 373.956663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.962207] ? check_preemption_disabled+0x48/0x200 [ 373.967232] run_timer_softirq+0x52/0xb0 [ 373.971297] ? rcu_read_lock_sched_held+0x108/0x120 [ 373.976315] __do_softirq+0x30b/0xad8 [ 373.980128] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 373.985241] ? pvclock_read_flags+0x160/0x160 [ 373.989734] ? lapic_next_event+0x5a/0x90 [ 373.993894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.999430] ? check_preemption_disabled+0x48/0x200 [ 374.004447] ? check_preemption_disabled+0x48/0x200 [ 374.009471] ? kvm_clock_read+0x18/0x30 [ 374.013444] ? kvm_sched_clock_read+0x9/0x20 [ 374.017864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.023408] ? check_preemption_disabled+0x48/0x200 [ 374.028440] irq_exit+0x17f/0x1c0 [ 374.031906] smp_apic_timer_interrupt+0x1cb/0x760 [ 374.036752] ? smp_reschedule_interrupt+0x109/0x650 [ 374.041773] ? smp_call_function_single_interrupt+0x650/0x650 [ 374.047657] ? interrupt_entry+0xb5/0xf0 [ 374.051722] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.056976] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.062003] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.066859] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.071894] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.076919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.082455] ? check_preemption_disabled+0x48/0x200 [ 374.087468] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.093012] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.097873] apic_timer_interrupt+0xf/0x20 [ 374.104102] [ 374.106356] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 374.111548] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 374.130455] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 374.138169] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 374.145437] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 374.152707] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 374.159973] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 374.167240] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 374.174541] do_exit+0x11ef/0x2610 [ 374.178083] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 374.183114] ? mm_update_next_owner+0x990/0x990 [ 374.187783] ? print_usage_bug+0xc0/0xc0 [ 374.191841] ? graph_lock+0x170/0x170 [ 374.195664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.201199] ? check_preemption_disabled+0x48/0x200 [ 374.206215] ? check_preemption_disabled+0x48/0x200 [ 374.211235] ? print_usage_bug+0xc0/0xc0 [ 374.215299] ? __lock_acquire+0x7ec/0x4ec0 [ 374.219539] ? __lock_acquire+0x7ec/0x4ec0 [ 374.223814] ? mark_held_locks+0x130/0x130 [ 374.228058] ? mark_held_locks+0x130/0x130 [ 374.232297] ? finish_task_switch+0x1b5/0x900 [ 374.236796] ? __switch_to_asm+0x34/0x70 [ 374.240867] ? __switch_to_asm+0x34/0x70 [ 374.244931] ? __switch_to_asm+0x34/0x70 [ 374.248988] ? __switch_to_asm+0x40/0x70 [ 374.253046] ? __switch_to_asm+0x34/0x70 [ 374.257106] ? __switch_to_asm+0x40/0x70 [ 374.261164] ? __switch_to_asm+0x34/0x70 [ 374.265224] ? __switch_to_asm+0x34/0x70 [ 374.269286] ? __switch_to_asm+0x34/0x70 [ 374.273345] ? __switch_to_asm+0x34/0x70 [ 374.277401] ? __switch_to_asm+0x40/0x70 [ 374.281461] ? __switch_to_asm+0x34/0x70 [ 374.285522] ? __switch_to_asm+0x40/0x70 [ 374.289594] ? graph_lock+0x170/0x170 [ 374.293401] ? graph_lock+0x170/0x170 [ 374.297209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.302748] ? wait_consider_task+0x245/0x3bb0 [ 374.307333] ? memset+0x31/0x40 [ 374.310618] ? find_held_lock+0x36/0x1c0 [ 374.314687] ? get_signal+0x95b/0x1980 [ 374.318580] ? _raw_spin_unlock_irq+0x27/0x80 [ 374.323080] ? _raw_spin_unlock_irq+0x27/0x80 [ 374.327587] do_group_exit+0x177/0x440 [ 374.331479] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 374.336932] ? __ia32_sys_exit+0x50/0x50 [ 374.341009] get_signal+0x8b0/0x1980 [ 374.344737] ? ptrace_notify+0x130/0x130 [ 374.348798] ? do_wait+0x57d/0xb90 [ 374.352348] ? wait_consider_task+0x3bb0/0x3bb0 [ 374.357013] ? graph_lock+0x170/0x170 [ 374.360821] ? graph_lock+0x170/0x170 [ 374.364629] ? graph_lock+0x170/0x170 [ 374.368456] do_signal+0x9c/0x21e0 [ 374.372000] ? find_held_lock+0x36/0x1c0 [ 374.376074] ? setup_sigcontext+0x7d0/0x7d0 [ 374.380408] ? kernel_wait4+0x2e0/0x3f0 [ 374.384387] ? __ia32_sys_waitid+0x140/0x140 [ 374.388805] ? task_stopped_code+0x190/0x190 [ 374.393218] ? exit_to_usermode_loop+0x8c/0x380 [ 374.397908] ? __do_page_fault+0x4a6/0xed0 [ 374.402147] ? do_syscall_64+0x9a/0x820 [ 374.406120] ? do_syscall_64+0x9a/0x820 [ 374.410099] exit_to_usermode_loop+0x2e5/0x380 [ 374.414684] ? syscall_slow_exit_work+0x520/0x520 [ 374.419538] do_syscall_64+0x6be/0x820 [ 374.423426] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 374.428794] ? syscall_return_slowpath+0x5e0/0x5e0 [ 374.433723] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.438566] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.443585] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 374.448613] ? prepare_exit_to_usermode+0x291/0x3b0 [ 374.453635] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.458489] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 374.463675] RIP: 0033:0x4110ba [ 374.466878] Code: Bad RIP value. [ 374.470242] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 374.477953] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 374.485218] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 374.492486] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 374.499756] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 374.507022] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 374.514314] warn_alloc_show_mem: 1 callbacks suppressed [ 374.514327] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 374.514329] Mem-Info: [ 374.514361] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 374.514361] active_file:15 inactive_file:18 isolated_file:0 [ 374.514361] unevictable:0 dirty:0 writeback:0 unstable:0 [ 374.514361] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 374.514361] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 374.514361] free:13728 free_pcp:120 free_cma:0 [ 374.519707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 374.526639] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 374.529035] Call Trace: [ 374.561918] Node 0 [ 374.571281] dump_stack+0x1c4/0x2b4 [ 374.598955] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 374.601515] ? dump_stack_print_info.cold.2+0x52/0x52 [ 374.603724] lowmem_reserve[]: [ 374.607352] warn_alloc.cold.119+0xb7/0x1bd [ 374.632835] 0 2817 [ 374.638041] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 374.641115] 6321 [ 374.645438] ? lock_downgrade+0x900/0x900 [ 374.647651] 6321 [ 374.652487] ? trace_hardirqs_off+0xb8/0x310 [ 374.658678] ? trace_hardirqs_off+0xb8/0x310 [ 374.660717] Node 0 [ 374.665123] __alloc_pages_slowpath+0x2667/0x2d80 [ 374.669526] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 374.671748] ? mark_held_locks+0x130/0x130 [ 374.676550] lowmem_reserve[]: [ 374.703267] ? warn_alloc+0x120/0x120 [ 374.707474] 0 [ 374.710573] ? warn_alloc+0x120/0x120 [ 374.714348] 0 [ 374.716148] ? print_usage_bug+0xc0/0xc0 [ 374.719918] 3503 [ 374.721712] ? warn_alloc+0x120/0x120 [ 374.725747] 3503 [ 374.727806] ? print_usage_bug+0xc0/0xc0 [ 374.731593] Node 0 [ 374.733645] ? __lock_acquire+0x7ec/0x4ec0 [ 374.737707] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 374.739915] ? __lock_acquire+0x7ec/0x4ec0 [ 374.744115] lowmem_reserve[]: 0 [ 374.772501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.776703] 0 0 [ 374.779984] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.785496] 0 [ 374.787466] ? should_fail+0x22d/0xd01 [ 374.794771] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.798637] Node 0 [ 374.803734] ? __lock_acquire+0x7ec/0x4ec0 [ 374.803737] DMA: 1*4kB [ 374.805979] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.810187] (U) [ 374.812763] ? __lock_acquire+0x7ec/0x4ec0 [ 374.817841] 0*8kB [ 374.819824] ? should_fail+0x22d/0xd01 [ 374.824032] 0*16kB [ 374.826180] ? mark_held_locks+0x130/0x130 [ 374.830034] 1*32kB [ 374.832262] ? mark_held_locks+0x130/0x130 [ 374.836469] (U) [ 374.838700] ? graph_lock+0x170/0x170 [ 374.842914] 2*64kB [ 374.844889] ? print_usage_bug+0xc0/0xc0 [ 374.848665] (U) [ 374.850899] ? graph_lock+0x170/0x170 [ 374.854940] 1*128kB [ 374.856907] ? print_usage_bug+0xc0/0xc0 [ 374.860683] (U) [ 374.863017] ? wq_watchdog_touch+0x9c/0xfe [ 374.867055] 1*256kB [ 374.869027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.873230] (U) [ 374.875547] ? check_preemption_disabled+0x48/0x200 [ 374.881062] 0*512kB [ 374.883031] ? check_preemption_disabled+0x48/0x200 [ 374.888024] 1*1024kB [ 374.890345] ? __lock_is_held+0xb5/0x140 [ 374.895338] (U) [ 374.897745] __alloc_pages_nodemask+0xa80/0xde0 [ 374.901780] 1*2048kB [ 374.903749] ? graph_lock+0x170/0x170 [ 374.908386] (M) 3*4096kB [ 374.910805] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 374.914581] (M) [ 374.917332] ? graph_lock+0x170/0x170 [ 374.922802] = 15908kB [ 374.922811] Node 0 [ 374.924791] ? find_held_lock+0x36/0x1c0 [ 374.928559] DMA32: [ 374.930973] ? ____cache_alloc_node+0x1c7/0x1e0 [ 374.933177] 3*4kB [ 374.937235] ? lock_downgrade+0x900/0x900 [ 374.939444] (UM) [ 374.944111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.946231] 3*8kB [ 374.950372] cache_grow_begin+0x91/0x8c0 [ 374.952408] (UM) [ 374.957945] ? do_raw_spin_unlock+0xa7/0x2f0 [ 374.960066] 3*16kB [ 374.964123] fallback_alloc+0x203/0x2e0 [ 374.966154] (UM) [ 374.970556] ____cache_alloc_node+0x1c7/0x1e0 [ 374.972769] 1*32kB [ 374.976739] kmem_cache_alloc_node+0xe3/0x730 [ 374.978772] (M) [ 374.983262] ? ipv6_get_ifaddr+0x42e/0x620 [ 374.985470] 1*64kB [ 374.989960] __alloc_skb+0x119/0x770 [ 374.991907] (M) [ 374.996138] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 374.998348] 5*128kB [ 375.002053] ? skb_scrub_packet+0x490/0x490 [ 375.004006] (UM) [ 375.009279] ? lock_downgrade+0x900/0x900 [ 375.011575] 3*256kB [ 375.015890] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.017933] (M) [ 375.022083] ? refcount_sub_and_test_checked+0x203/0x310 [ 375.024381] 4*512kB [ 375.029918] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 375.031903] (M) [ 375.037351] ? addrconf_rs_timer+0x6f0/0x6f0 [ 375.039646] 3*1024kB [ 375.045099] ndisc_alloc_skb+0x144/0x340 [ 375.047046] (UM) [ 375.051449] ndisc_send_rs+0x331/0x6e0 [ 375.053843] 3*2048kB [ 375.057943] addrconf_rs_timer+0x3c0/0x6f0 [ 375.059977] (UM) [ 375.063877] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.066264] 3*4096kB [ 375.070498] call_timer_fn+0x272/0x920 [ 375.072527] (M) [ 375.076754] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.079140] = 25140kB [ 375.083020] ? process_timeout+0x40/0x40 [ 375.084970] Node 0 [ 375.089198] ? find_held_lock+0x36/0x1c0 [ 375.091584] Normal: [ 375.095643] ? __run_timers+0x7da/0xc70 [ 375.097860] 894*4kB [ 375.101913] ? _raw_spin_unlock_irq+0x27/0x80 [ 375.104211] (UME) [ 375.108181] ? _raw_spin_unlock_irq+0x27/0x80 [ 375.110483] 400*8kB [ 375.114972] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.117096] (ME) [ 375.121587] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 375.123898] 203*16kB [ 375.128121] ? trace_hardirqs_on+0xbd/0x310 [ 375.130155] (ME) [ 375.134734] ? kasan_check_read+0x11/0x20 [ 375.137122] 78*32kB [ 375.141437] ? __run_timers+0x7da/0xc70 [ 375.143476] (ME) [ 375.147616] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 375.149912] 15*64kB [ 375.153885] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.155921] (M) [ 375.161367] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.163668] 3*128kB [ 375.167894] __run_timers+0x7e5/0xc70 [ 375.169846] (UM) [ 375.174090] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 375.176384] 0*256kB [ 375.180182] ? compat_start_thread+0x80/0x80 [ 375.182218] 0*512kB [ 375.187573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.189876] 0*1024kB [ 375.194281] ? _raw_spin_unlock_irq+0x60/0x80 [ 375.196578] 0*2048kB [ 375.202112] ? finish_task_switch+0x1f5/0x900 [ 375.204493] 0*4096kB [ 375.208977] ? finish_task_switch+0x1b5/0x900 [ 375.208994] ? __switch_to_asm+0x34/0x70 [ 375.211375] = 13864kB [ 375.211390] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 375.215881] ? preempt_notifier_register+0x200/0x200 [ 375.218277] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 375.222760] ? __switch_to_asm+0x34/0x70 [ 375.226794] 412 total pagecache pages [ 375.229197] ? __switch_to_asm+0x40/0x70 [ 375.238016] 0 pages in swap cache [ 375.243104] ? __switch_to_asm+0x34/0x70 [ 375.251656] Swap cache stats: add 0, delete 0, find 0/0 [ 375.255704] ? __switch_to_asm+0x40/0x70 [ 375.259479] Free swap = 0kB [ 375.263705] ? __switch_to_asm+0x34/0x70 [ 375.267138] Total swap = 0kB [ 375.271195] ? __switch_to_asm+0x40/0x70 [ 375.276542] 1965979 pages RAM [ 375.280680] ? __switch_to_asm+0x40/0x70 [ 375.283679] 0 pages HighMem/MovableOnly [ 375.287732] ? pvclock_read_flags+0x160/0x160 [ 375.290721] 342745 pages reserved [ 375.294778] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.297863] 0 pages cma reserved [ 375.301915] ? check_preemption_disabled+0x48/0x200 [ 375.305933] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 375.310368] ? rcu_pm_notify+0xc0/0xc0 [ 375.313889] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 375.319323] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.322672] syz-executor5 cpuset= [ 375.327682] ? check_preemption_disabled+0x48/0x200 [ 375.334157] / [ 375.338043] run_timer_softirq+0x52/0xb0 [ 375.348499] mems_allowed=0 [ 375.354026] ? rcu_read_lock_sched_held+0x108/0x120 [ 375.376121] __do_softirq+0x30b/0xad8 [ 375.379938] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 375.385043] ? trace_hardirqs_off+0x310/0x310 [ 375.389544] ? trace_hardirqs_on+0x310/0x310 [ 375.393960] ? schedule+0x108/0x460 [ 375.397602] ? __schedule+0x1ed0/0x1ed0 [ 375.401580] ? trace_hardirqs_off+0xb8/0x310 [ 375.406003] ? ___might_sleep+0x1ed/0x300 [ 375.410152] ? smpboot_thread_fn+0x68b/0xa00 [ 375.414561] ? trace_hardirqs_on+0x310/0x310 [ 375.418971] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.424509] ? check_preemption_disabled+0x48/0x200 [ 375.429527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.435072] ? takeover_tasklets+0xa90/0xa90 [ 375.439488] run_ksoftirqd+0x94/0x100 [ 375.443294] smpboot_thread_fn+0x68b/0xa00 [ 375.447535] ? sort_range+0x30/0x30 [ 375.451166] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 375.456270] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.461811] ? __kthread_parkme+0xfb/0x1a0 [ 375.466058] kthread+0x35a/0x420 [ 375.469436] ? sort_range+0x30/0x30 [ 375.473066] ? kthread_bind+0x40/0x40 [ 375.476877] ret_from_fork+0x3a/0x50 [ 375.480617] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 375.480688] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 375.487896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 375.487901] Call Trace: [ 375.487908] [ 375.487928] dump_stack+0x1c4/0x2b4 [ 375.487948] ? dump_stack_print_info.cold.2+0x52/0x52 [ 375.494506] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 375.503796] warn_alloc.cold.119+0xb7/0x1bd [ 375.506333] ksoftirqd/1 cpuset= [ 375.508479] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 375.512113] / [ 375.517299] ? lock_downgrade+0x900/0x900 [ 375.527586] mems_allowed=0 [ 375.531910] ? trace_hardirqs_off+0xb8/0x310 [ 375.553138] ? trace_hardirqs_off+0xb8/0x310 [ 375.557562] __alloc_pages_slowpath+0x2667/0x2d80 [ 375.562436] ? warn_alloc+0x120/0x120 [ 375.566242] ? trace_hardirqs_on+0x310/0x310 [ 375.570659] ? warn_alloc+0x120/0x120 [ 375.574466] ? print_usage_bug+0xc0/0xc0 [ 375.578528] ? warn_alloc+0x120/0x120 [ 375.582330] ? ktime_get+0x2e1/0x440 [ 375.586043] ? print_usage_bug+0xc0/0xc0 [ 375.590105] ? __lock_acquire+0x7ec/0x4ec0 [ 375.594338] ? __lock_acquire+0x7ec/0x4ec0 [ 375.598577] ? kasan_check_read+0x11/0x20 [ 375.602727] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.608265] ? should_fail+0x22d/0xd01 [ 375.612151] ? rcu_bh_qs+0xc0/0xc0 [ 375.615698] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 375.620800] ? __lock_acquire+0x7ec/0x4ec0 [ 375.625040] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 375.630141] ? __lock_acquire+0x7ec/0x4ec0 [ 375.634373] ? should_fail+0x22d/0xd01 [ 375.638266] ? rcu_idle_enter+0x4b0/0x4b0 [ 375.642421] ? mark_held_locks+0x130/0x130 [ 375.646685] ? mark_held_locks+0x130/0x130 [ 375.650928] ? mark_held_locks+0xc7/0x130 [ 375.655079] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 375.660099] ? graph_lock+0x170/0x170 [ 375.663907] ? print_usage_bug+0xc0/0xc0 [ 375.667969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.673504] ? check_preemption_disabled+0x48/0x200 [ 375.678520] ? check_preemption_disabled+0x48/0x200 [ 375.683545] ? __lock_is_held+0xb5/0x140 [ 375.687617] __alloc_pages_nodemask+0xa80/0xde0 [ 375.692289] ? graph_lock+0x170/0x170 [ 375.696097] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 375.701112] ? graph_lock+0x170/0x170 [ 375.704932] ? find_held_lock+0x36/0x1c0 [ 375.709009] ? ____cache_alloc_node+0x1c7/0x1e0 [ 375.713684] ? lock_downgrade+0x900/0x900 [ 375.717839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.723391] cache_grow_begin+0x91/0x8c0 [ 375.727459] ? do_raw_spin_unlock+0xa7/0x2f0 [ 375.731891] fallback_alloc+0x203/0x2e0 [ 375.735888] ____cache_alloc_node+0x1c7/0x1e0 [ 375.740392] kmem_cache_alloc_node+0xe3/0x730 [ 375.744898] ? ipv6_get_ifaddr+0x42e/0x620 [ 375.749147] __alloc_skb+0x119/0x770 [ 375.752874] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 375.758163] ? skb_scrub_packet+0x490/0x490 [ 375.762488] ? lock_downgrade+0x900/0x900 [ 375.766645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.772184] ? refcount_sub_and_test_checked+0x203/0x310 [ 375.777638] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 375.783094] ? addrconf_rs_timer+0x6f0/0x6f0 [ 375.787516] ndisc_alloc_skb+0x144/0x340 [ 375.791581] ndisc_send_rs+0x331/0x6e0 [ 375.795474] addrconf_rs_timer+0x3c0/0x6f0 [ 375.799714] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.803962] call_timer_fn+0x272/0x920 [ 375.807856] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.812100] ? process_timeout+0x40/0x40 [ 375.816164] ? find_held_lock+0x36/0x1c0 [ 375.820232] ? __run_timers+0x7da/0xc70 [ 375.824214] ? _raw_spin_unlock_irq+0x27/0x80 [ 375.828711] ? _raw_spin_unlock_irq+0x27/0x80 [ 375.833205] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.837443] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 375.842027] ? trace_hardirqs_on+0xbd/0x310 [ 375.846349] ? kasan_check_read+0x11/0x20 [ 375.850498] ? __run_timers+0x7da/0xc70 [ 375.854477] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 375.859944] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.864184] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.868421] __run_timers+0x7e5/0xc70 [ 375.872236] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 375.877601] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 375.882618] ? graph_lock+0x170/0x170 [ 375.886427] ? enqueue_hrtimer+0x1a5/0x560 [ 375.890662] ? lock_release+0x970/0x970 [ 375.894637] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 375.899835] ? find_held_lock+0x36/0x1c0 [ 375.903924] ? pvclock_read_flags+0x160/0x160 [ 375.908420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.913960] ? check_preemption_disabled+0x48/0x200 [ 375.918986] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 375.924264] ? rcu_pm_notify+0xc0/0xc0 [ 375.928156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.933695] ? check_preemption_disabled+0x48/0x200 [ 375.938723] run_timer_softirq+0x52/0xb0 [ 375.942789] ? rcu_read_lock_sched_held+0x108/0x120 [ 375.947879] __do_softirq+0x30b/0xad8 [ 375.951710] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 375.956835] ? pvclock_read_flags+0x160/0x160 [ 375.961342] ? lapic_next_event+0x5a/0x90 [ 375.965495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.971034] ? check_preemption_disabled+0x48/0x200 [ 375.976050] ? check_preemption_disabled+0x48/0x200 [ 375.981071] ? kvm_clock_read+0x18/0x30 [ 375.985044] ? kvm_sched_clock_read+0x9/0x20 [ 375.989453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.994990] ? check_preemption_disabled+0x48/0x200 [ 376.000020] irq_exit+0x17f/0x1c0 [ 376.003481] smp_apic_timer_interrupt+0x1cb/0x760 [ 376.008323] ? smp_reschedule_interrupt+0x109/0x650 [ 376.013340] ? smp_call_function_single_interrupt+0x650/0x650 [ 376.019225] ? interrupt_entry+0xb5/0xf0 [ 376.023290] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.028302] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.033321] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.038162] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.043179] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.048198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.053735] ? check_preemption_disabled+0x48/0x200 [ 376.058749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.064313] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.069166] apic_timer_interrupt+0xf/0x20 [ 376.073395] [ 376.075634] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 376.080827] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 376.099737] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 376.107447] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 376.114712] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 376.121980] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 376.129249] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 376.136519] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 376.143821] do_exit+0x11ef/0x2610 [ 376.147371] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 376.152399] ? mm_update_next_owner+0x990/0x990 [ 376.157076] ? print_usage_bug+0xc0/0xc0 [ 376.161138] ? graph_lock+0x170/0x170 [ 376.164945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.170486] ? check_preemption_disabled+0x48/0x200 [ 376.175503] ? check_preemption_disabled+0x48/0x200 [ 376.180524] ? print_usage_bug+0xc0/0xc0 [ 376.184587] ? __lock_acquire+0x7ec/0x4ec0 [ 376.188833] ? __lock_acquire+0x7ec/0x4ec0 [ 376.193117] ? mark_held_locks+0x130/0x130 [ 376.197363] ? mark_held_locks+0x130/0x130 [ 376.201600] ? finish_task_switch+0x1b5/0x900 [ 376.206101] ? __switch_to_asm+0x34/0x70 [ 376.210163] ? __switch_to_asm+0x34/0x70 [ 376.214221] ? __switch_to_asm+0x34/0x70 [ 376.218281] ? __switch_to_asm+0x40/0x70 [ 376.222338] ? __switch_to_asm+0x34/0x70 [ 376.226397] ? __switch_to_asm+0x40/0x70 [ 376.230459] ? __switch_to_asm+0x34/0x70 [ 376.234521] ? __switch_to_asm+0x34/0x70 [ 376.238579] ? __switch_to_asm+0x34/0x70 [ 376.242639] ? __switch_to_asm+0x34/0x70 [ 376.246695] ? __switch_to_asm+0x40/0x70 [ 376.250756] ? __switch_to_asm+0x34/0x70 [ 376.254813] ? __switch_to_asm+0x40/0x70 [ 376.258929] ? graph_lock+0x170/0x170 [ 376.262735] ? graph_lock+0x170/0x170 [ 376.266538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.272075] ? wait_consider_task+0x245/0x3bb0 [ 376.276667] ? memset+0x31/0x40 [ 376.279950] ? find_held_lock+0x36/0x1c0 [ 376.284025] ? get_signal+0x95b/0x1980 [ 376.287923] ? _raw_spin_unlock_irq+0x27/0x80 [ 376.292421] ? _raw_spin_unlock_irq+0x27/0x80 [ 376.296924] do_group_exit+0x177/0x440 [ 376.300818] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 376.306275] ? __ia32_sys_exit+0x50/0x50 [ 376.310351] get_signal+0x8b0/0x1980 [ 376.314074] ? ptrace_notify+0x130/0x130 [ 376.318133] ? do_wait+0x57d/0xb90 [ 376.321678] ? wait_consider_task+0x3bb0/0x3bb0 [ 376.326344] ? graph_lock+0x170/0x170 [ 376.330142] ? graph_lock+0x170/0x170 [ 376.333947] ? graph_lock+0x170/0x170 [ 376.337761] do_signal+0x9c/0x21e0 [ 376.341306] ? find_held_lock+0x36/0x1c0 [ 376.345379] ? setup_sigcontext+0x7d0/0x7d0 [ 376.349701] ? kernel_wait4+0x2e0/0x3f0 [ 376.353680] ? __ia32_sys_waitid+0x140/0x140 [ 376.358101] ? task_stopped_code+0x190/0x190 [ 376.362512] ? exit_to_usermode_loop+0x8c/0x380 [ 376.367194] ? __do_page_fault+0x4a6/0xed0 [ 376.371434] ? do_syscall_64+0x9a/0x820 [ 376.375411] ? do_syscall_64+0x9a/0x820 [ 376.379395] exit_to_usermode_loop+0x2e5/0x380 [ 376.383980] ? syscall_slow_exit_work+0x520/0x520 [ 376.388839] do_syscall_64+0x6be/0x820 [ 376.392752] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 376.398119] ? syscall_return_slowpath+0x5e0/0x5e0 [ 376.403047] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.407900] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.412917] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 376.417935] ? prepare_exit_to_usermode+0x291/0x3b0 [ 376.422956] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.427810] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 376.432998] RIP: 0033:0x4110ba [ 376.436197] Code: Bad RIP value. [ 376.439562] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 376.447278] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 376.454548] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 376.461817] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 376.469090] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 376.476356] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 376.483645] warn_alloc_show_mem: 1 callbacks suppressed [ 376.483658] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 376.483659] Mem-Info: [ 376.483691] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 376.483691] active_file:15 inactive_file:18 isolated_file:0 [ 376.483691] unevictable:0 dirty:0 writeback:0 unstable:0 [ 376.483691] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 376.483691] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 376.483691] free:13728 free_pcp:120 free_cma:0 [ 376.489027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 376.495962] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 376.498361] Call Trace: [ 376.531232] Node 0 [ 376.540592] dump_stack+0x1c4/0x2b4 [ 376.568264] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 376.570826] ? dump_stack_print_info.cold.2+0x52/0x52 [ 376.573041] lowmem_reserve[]: [ 376.576670] warn_alloc.cold.119+0xb7/0x1bd [ 376.602136] 0 2817 [ 376.607337] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 376.610415] 6321 [ 376.614731] ? lock_downgrade+0x900/0x900 [ 376.616941] 6321 [ 376.621781] ? trace_hardirqs_off+0xb8/0x310 [ 376.627952] ? trace_hardirqs_off+0xb8/0x310 [ 376.629989] Node 0 [ 376.634401] __alloc_pages_slowpath+0x2667/0x2d80 [ 376.638799] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 376.641024] ? mark_held_locks+0x130/0x130 [ 376.645827] lowmem_reserve[]: [ 376.672554] ? warn_alloc+0x120/0x120 [ 376.676763] 0 [ 376.679873] ? warn_alloc+0x120/0x120 [ 376.683646] 0 [ 376.685445] ? print_usage_bug+0xc0/0xc0 [ 376.689217] 3503 [ 376.691014] ? warn_alloc+0x120/0x120 [ 376.695063] 3503 [ 376.697123] ? print_usage_bug+0xc0/0xc0 [ 376.702955] ? __lock_acquire+0x7ec/0x4ec0 [ 376.706989] Node 0 [ 376.711214] ? __lock_acquire+0x7ec/0x4ec0 [ 376.711251] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 376.713453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.717651] lowmem_reserve[]: 0 [ 376.746026] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.751536] 0 [ 376.754810] ? should_fail+0x22d/0xd01 [ 376.760316] 0 [ 376.762112] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 376.765971] 0 [ 376.767768] ? __lock_acquire+0x7ec/0x4ec0 [ 376.774648] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 376.778865] Node 0 [ 376.783957] ? __lock_acquire+0x7ec/0x4ec0 [ 376.783967] DMA: [ 376.786201] ? should_fail+0x22d/0xd01 [ 376.790413] 1*4kB [ 376.792472] ? mark_held_locks+0x130/0x130 [ 376.796330] (U) [ 376.798474] ? mark_held_locks+0x130/0x130 [ 376.802683] 0*8kB [ 376.804655] ? mark_held_locks+0xc7/0x130 [ 376.808868] 0*16kB [ 376.811011] ? print_usage_bug+0xc0/0xc0 [ 376.815132] 1*32kB [ 376.817363] ? graph_lock+0x170/0x170 [ 376.821400] (U) [ 376.823627] ? print_usage_bug+0xc0/0xc0 [ 376.827404] 2*64kB [ 376.829372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.833407] (U) [ 376.835635] ? check_preemption_disabled+0x48/0x200 [ 376.841148] 1*128kB [ 376.843116] ? check_preemption_disabled+0x48/0x200 [ 376.848107] (U) [ 376.850434] ? __lock_is_held+0xb5/0x140 [ 376.855443] 1*256kB [ 376.857412] __alloc_pages_nodemask+0xa80/0xde0 [ 376.861444] (U) [ 376.863761] ? graph_lock+0x170/0x170 [ 376.868403] 0*512kB [ 376.870371] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 376.874147] 1*1024kB [ 376.876462] ? graph_lock+0x170/0x170 [ 376.881446] (U) 1*2048kB [ 376.883874] ? find_held_lock+0x36/0x1c0 [ 376.887640] (M) [ 376.890402] ? ____cache_alloc_node+0x1c7/0x1e0 [ 376.894425] 3*4096kB [ 376.896399] ? lock_downgrade+0x900/0x900 [ 376.901036] (M) [ 376.903442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.907559] = 15908kB [ 376.909561] cache_grow_begin+0x91/0x8c0 [ 376.915071] Node 0 [ 376.917477] ? do_raw_spin_unlock+0xa7/0x2f0 [ 376.921942] DMA32: 3*4kB [ 376.924189] fallback_alloc+0x203/0x2e0 [ 376.928564] (UM) [ 376.931316] ____cache_alloc_node+0x1c7/0x1e0 [ 376.935263] 3*8kB [ 376.937321] kmem_cache_alloc_node+0xe3/0x730 [ 376.941790] (UM) [ 376.943938] ? ipv6_get_ifaddr+0x42e/0x620 [ 376.948407] 3*16kB [ 376.950466] __alloc_skb+0x119/0x770 [ 376.954667] (UM) [ 376.956906] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 376.960594] 1*32kB [ 376.962653] ? skb_scrub_packet+0x490/0x490 [ 376.967909] (M) [ 376.970141] ? lock_downgrade+0x900/0x900 [ 376.974428] 1*64kB (M) [ 376.976437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.980719] 5*128kB (UM) [ 376.983311] ? refcount_sub_and_test_checked+0x203/0x310 [ 376.988818] 3*256kB [ 376.991568] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 376.996995] (M) [ 376.999318] ? addrconf_rs_timer+0x6f0/0x6f0 [ 377.004747] 4*512kB (M) [ 377.006743] ndisc_alloc_skb+0x144/0x340 [ 377.011115] 3*1024kB [ 377.013785] ndisc_send_rs+0x331/0x6e0 [ 377.017817] (UM) [ 377.020229] addrconf_rs_timer+0x3c0/0x6f0 [ 377.024086] 3*2048kB [ 377.026148] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.030350] (UM) [ 377.032764] call_timer_fn+0x272/0x920 [ 377.036962] 3*4096kB [ 377.039019] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.042878] (M) [ 377.045285] ? process_timeout+0x40/0x40 [ 377.049519] = 25140kB [ 377.051486] ? find_held_lock+0x36/0x1c0 [ 377.055522] Node 0 [ 377.057931] ? __run_timers+0x7da/0xc70 [ 377.061964] Normal: [ 377.064199] ? _raw_spin_unlock_irq+0x27/0x80 [ 377.068147] 894*4kB [ 377.070463] ? _raw_spin_unlock_irq+0x27/0x80 [ 377.074928] (UME) [ 377.077249] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.081715] 400*8kB [ 377.083864] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 377.088069] (ME) [ 377.090395] ? trace_hardirqs_on+0xbd/0x310 [ 377.094940] 203*16kB (ME) [ 377.097007] ? kasan_check_read+0x11/0x20 [ 377.101300] 78*32kB [ 377.104143] ? __run_timers+0x7da/0xc70 [ 377.108259] (ME) [ 377.110588] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 377.114532] 15*64kB [ 377.116589] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.122008] (M) [ 377.124332] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.128539] 3*128kB [ 377.130510] __run_timers+0x7e5/0xc70 [ 377.134713] (UM) [ 377.137046] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 377.140816] 0*256kB [ 377.142880] ? compat_start_thread+0x80/0x80 [ 377.148220] 0*512kB [ 377.150539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.154937] 0*1024kB [ 377.157261] ? _raw_spin_unlock_irq+0x60/0x80 [ 377.162770] 0*2048kB [ 377.165173] ? finish_task_switch+0x1f5/0x900 [ 377.169638] 0*4096kB [ 377.172041] ? finish_task_switch+0x1b5/0x900 [ 377.176520] = 13864kB [ 377.178921] ? __switch_to_asm+0x34/0x70 [ 377.183404] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 377.185801] ? preempt_notifier_register+0x200/0x200 [ 377.189838] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 377.198670] ? __switch_to_asm+0x34/0x70 [ 377.203749] 412 total pagecache pages [ 377.212312] ? __switch_to_asm+0x40/0x70 [ 377.216357] 0 pages in swap cache [ 377.220161] ? __switch_to_asm+0x34/0x70 [ 377.224204] Swap cache stats: add 0, delete 0, find 0/0 [ 377.227648] ? __switch_to_asm+0x40/0x70 [ 377.231687] Free swap = 0kB [ 377.237052] ? __switch_to_asm+0x34/0x70 [ 377.241087] Total swap = 0kB [ 377.244098] ? __switch_to_asm+0x40/0x70 [ 377.248137] 1965979 pages RAM [ 377.251145] ? __switch_to_asm+0x40/0x70 [ 377.255181] 0 pages HighMem/MovableOnly [ 377.258279] ? pvclock_read_flags+0x160/0x160 [ 377.262314] 342745 pages reserved [ 377.266281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.270779] 0 pages cma reserved [ 377.274224] ? check_preemption_disabled+0x48/0x200 [ 377.279802] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 377.283101] ? rcu_pm_notify+0xc0/0xc0 [ 377.288199] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 377.294571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.298432] syz-executor5 cpuset= [ 377.308913] ? check_preemption_disabled+0x48/0x200 [ 377.314424] / [ 377.317882] run_timer_softirq+0x52/0xb0 [ 377.322893] mems_allowed=0 [ 377.324597] ? rcu_read_lock_sched_held+0x108/0x120 [ 377.336559] __do_softirq+0x30b/0xad8 [ 377.340370] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 377.345477] ? trace_hardirqs_off+0x310/0x310 [ 377.349971] ? trace_hardirqs_on+0x310/0x310 [ 377.354393] ? schedule+0x108/0x460 [ 377.358027] ? __schedule+0x1ed0/0x1ed0 [ 377.362012] ? trace_hardirqs_off+0xb8/0x310 [ 377.366425] ? ___might_sleep+0x1ed/0x300 [ 377.370578] ? smpboot_thread_fn+0x68b/0xa00 [ 377.374992] ? trace_hardirqs_on+0x310/0x310 [ 377.379411] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.384951] ? check_preemption_disabled+0x48/0x200 [ 377.389972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.395519] ? takeover_tasklets+0xa90/0xa90 [ 377.399932] run_ksoftirqd+0x94/0x100 [ 377.403739] smpboot_thread_fn+0x68b/0xa00 [ 377.407978] ? sort_range+0x30/0x30 [ 377.411615] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 377.416718] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.422259] ? __kthread_parkme+0xfb/0x1a0 [ 377.426503] kthread+0x35a/0x420 [ 377.429877] ? sort_range+0x30/0x30 [ 377.433507] ? kthread_bind+0x40/0x40 [ 377.437314] ret_from_fork+0x3a/0x50 [ 377.441059] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 377.441152] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 377.448331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 377.448337] Call Trace: [ 377.448343] [ 377.448359] dump_stack+0x1c4/0x2b4 [ 377.448376] ? dump_stack_print_info.cold.2+0x52/0x52 [ 377.448403] warn_alloc.cold.119+0xb7/0x1bd [ 377.454977] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 377.464233] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 377.466790] ksoftirqd/1 cpuset= [ 377.468936] ? lock_downgrade+0x900/0x900 [ 377.472533] / [ 377.477731] ? trace_hardirqs_off+0xb8/0x310 [ 377.482024] mems_allowed=0 [ 377.492329] ? trace_hardirqs_off+0xb8/0x310 [ 377.517953] __alloc_pages_slowpath+0x2667/0x2d80 [ 377.522833] ? warn_alloc+0x120/0x120 [ 377.526652] ? trace_hardirqs_on+0x310/0x310 [ 377.531063] ? warn_alloc+0x120/0x120 [ 377.534876] ? print_usage_bug+0xc0/0xc0 [ 377.538947] ? warn_alloc+0x120/0x120 [ 377.542747] ? ktime_get+0x2e1/0x440 [ 377.546459] ? print_usage_bug+0xc0/0xc0 [ 377.550521] ? __lock_acquire+0x7ec/0x4ec0 [ 377.554758] ? __lock_acquire+0x7ec/0x4ec0 [ 377.558995] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.564532] ? should_fail+0x22d/0xd01 [ 377.568422] ? __lock_acquire+0x7ec/0x4ec0 [ 377.572664] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.577775] ? __lock_acquire+0x7ec/0x4ec0 [ 377.582014] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.587116] ? __lock_acquire+0x7ec/0x4ec0 [ 377.591353] ? should_fail+0x22d/0xd01 [ 377.595249] ? mark_held_locks+0x130/0x130 [ 377.599490] ? mark_held_locks+0x130/0x130 [ 377.603736] ? graph_lock+0x170/0x170 [ 377.607535] ? print_usage_bug+0xc0/0xc0 [ 377.611598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.617133] ? check_preemption_disabled+0x48/0x200 [ 377.622149] ? check_preemption_disabled+0x48/0x200 [ 377.627175] ? __lock_is_held+0xb5/0x140 [ 377.631246] __alloc_pages_nodemask+0xa80/0xde0 [ 377.635920] ? graph_lock+0x170/0x170 [ 377.639727] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 377.644738] ? graph_lock+0x170/0x170 [ 377.648551] ? find_held_lock+0x36/0x1c0 [ 377.652621] ? ____cache_alloc_node+0x1c7/0x1e0 [ 377.657290] ? lock_downgrade+0x900/0x900 [ 377.661444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.667007] cache_grow_begin+0x91/0x8c0 [ 377.671069] ? do_raw_spin_unlock+0xa7/0x2f0 [ 377.675491] fallback_alloc+0x203/0x2e0 [ 377.679476] ____cache_alloc_node+0x1c7/0x1e0 [ 377.683977] kmem_cache_alloc_node+0xe3/0x730 [ 377.688480] ? ipv6_get_ifaddr+0x42e/0x620 [ 377.692728] __alloc_skb+0x119/0x770 [ 377.696444] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 377.701726] ? skb_scrub_packet+0x490/0x490 [ 377.706047] ? lock_downgrade+0x900/0x900 [ 377.710202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.715743] ? refcount_sub_and_test_checked+0x203/0x310 [ 377.721196] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 377.726647] ? addrconf_rs_timer+0x6f0/0x6f0 [ 377.731070] ndisc_alloc_skb+0x144/0x340 [ 377.735136] ndisc_send_rs+0x331/0x6e0 [ 377.739037] addrconf_rs_timer+0x3c0/0x6f0 [ 377.743278] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.747527] call_timer_fn+0x272/0x920 [ 377.751414] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.755648] ? process_timeout+0x40/0x40 [ 377.759706] ? find_held_lock+0x36/0x1c0 [ 377.763808] ? __run_timers+0x7da/0xc70 [ 377.767789] ? _raw_spin_unlock_irq+0x27/0x80 [ 377.772286] ? _raw_spin_unlock_irq+0x27/0x80 [ 377.776798] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.781040] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 377.785627] ? trace_hardirqs_on+0xbd/0x310 [ 377.789954] ? kasan_check_read+0x11/0x20 [ 377.794108] ? __run_timers+0x7da/0xc70 [ 377.798084] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 377.803552] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.807789] __run_timers+0x7e5/0xc70 [ 377.811605] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 377.816973] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 377.821997] ? graph_lock+0x170/0x170 [ 377.825802] ? enqueue_hrtimer+0x1a5/0x560 [ 377.830035] ? lock_release+0x970/0x970 [ 377.834017] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 377.839232] ? find_held_lock+0x36/0x1c0 [ 377.843307] ? pvclock_read_flags+0x160/0x160 [ 377.847804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.853342] ? check_preemption_disabled+0x48/0x200 [ 377.858366] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 377.863647] ? rcu_pm_notify+0xc0/0xc0 [ 377.867535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.873072] ? check_preemption_disabled+0x48/0x200 [ 377.878101] run_timer_softirq+0x52/0xb0 [ 377.882165] ? rcu_read_lock_sched_held+0x108/0x120 [ 377.887185] __do_softirq+0x30b/0xad8 [ 377.890997] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 377.896108] ? pvclock_read_flags+0x160/0x160 [ 377.900602] ? lapic_next_event+0x5a/0x90 [ 377.904751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.910288] ? check_preemption_disabled+0x48/0x200 [ 377.915303] ? check_preemption_disabled+0x48/0x200 [ 377.920330] ? kvm_clock_read+0x18/0x30 [ 377.924306] ? kvm_sched_clock_read+0x9/0x20 [ 377.928719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.934254] ? check_preemption_disabled+0x48/0x200 [ 377.939290] irq_exit+0x17f/0x1c0 [ 377.942750] smp_apic_timer_interrupt+0x1cb/0x760 [ 377.947596] ? smp_reschedule_interrupt+0x109/0x650 [ 377.952625] ? smp_call_function_single_interrupt+0x650/0x650 [ 377.958514] ? interrupt_entry+0xb5/0xf0 [ 377.962579] ? trace_hardirqs_off_caller+0xbb/0x310 [ 377.967593] ? trace_hardirqs_off_caller+0xbb/0x310 [ 377.972613] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.977459] ? trace_hardirqs_on_caller+0x310/0x310 [ 377.982480] ? trace_hardirqs_on_caller+0x310/0x310 [ 377.987496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.993032] ? check_preemption_disabled+0x48/0x200 [ 377.998047] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.003598] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.008458] apic_timer_interrupt+0xf/0x20 [ 378.012691] [ 378.014930] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 378.020121] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 378.039023] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 378.046740] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 378.054226] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 378.061596] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 378.068872] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 378.076149] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 378.083542] do_exit+0x11ef/0x2610 [ 378.087084] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 378.092108] ? mm_update_next_owner+0x990/0x990 [ 378.096781] ? print_usage_bug+0xc0/0xc0 [ 378.100839] ? graph_lock+0x170/0x170 [ 378.104658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.110205] ? check_preemption_disabled+0x48/0x200 [ 378.115223] ? check_preemption_disabled+0x48/0x200 [ 378.120239] ? print_usage_bug+0xc0/0xc0 [ 378.124306] ? __lock_acquire+0x7ec/0x4ec0 [ 378.128596] ? __lock_acquire+0x7ec/0x4ec0 [ 378.132859] ? mark_held_locks+0x130/0x130 [ 378.137107] ? mark_held_locks+0x130/0x130 [ 378.141347] ? finish_task_switch+0x1b5/0x900 [ 378.145841] ? __switch_to_asm+0x34/0x70 [ 378.149920] ? __switch_to_asm+0x34/0x70 [ 378.153979] ? __switch_to_asm+0x34/0x70 [ 378.158036] ? __switch_to_asm+0x40/0x70 [ 378.162093] ? __switch_to_asm+0x34/0x70 [ 378.166150] ? __switch_to_asm+0x40/0x70 [ 378.170206] ? __switch_to_asm+0x34/0x70 [ 378.174264] ? __switch_to_asm+0x34/0x70 [ 378.178321] ? __switch_to_asm+0x34/0x70 [ 378.182382] ? __switch_to_asm+0x34/0x70 [ 378.186438] ? __switch_to_asm+0x40/0x70 [ 378.190499] ? __switch_to_asm+0x34/0x70 [ 378.194557] ? __switch_to_asm+0x40/0x70 [ 378.198624] ? graph_lock+0x170/0x170 [ 378.202433] ? graph_lock+0x170/0x170 [ 378.206241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.211782] ? wait_consider_task+0x245/0x3bb0 [ 378.216367] ? memset+0x31/0x40 [ 378.219657] ? find_held_lock+0x36/0x1c0 [ 378.223731] ? get_signal+0x95b/0x1980 [ 378.227620] ? _raw_spin_unlock_irq+0x27/0x80 [ 378.232124] ? _raw_spin_unlock_irq+0x27/0x80 [ 378.236630] do_group_exit+0x177/0x440 [ 378.240524] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 378.245978] ? __ia32_sys_exit+0x50/0x50 [ 378.250051] get_signal+0x8b0/0x1980 [ 378.253778] ? ptrace_notify+0x130/0x130 [ 378.257838] ? do_wait+0x57d/0xb90 [ 378.261392] ? wait_consider_task+0x3bb0/0x3bb0 [ 378.266057] ? graph_lock+0x170/0x170 [ 378.269867] ? graph_lock+0x170/0x170 [ 378.273677] ? graph_lock+0x170/0x170 [ 378.277596] do_signal+0x9c/0x21e0 [ 378.281136] ? find_held_lock+0x36/0x1c0 [ 378.285211] ? setup_sigcontext+0x7d0/0x7d0 [ 378.289537] ? kernel_wait4+0x2e0/0x3f0 [ 378.293512] ? __ia32_sys_waitid+0x140/0x140 [ 378.297926] ? task_stopped_code+0x190/0x190 [ 378.302340] ? exit_to_usermode_loop+0x8c/0x380 [ 378.307025] ? __do_page_fault+0x4a6/0xed0 [ 378.311265] ? do_syscall_64+0x9a/0x820 [ 378.315239] ? do_syscall_64+0x9a/0x820 [ 378.319223] exit_to_usermode_loop+0x2e5/0x380 [ 378.323809] ? syscall_slow_exit_work+0x520/0x520 [ 378.328697] do_syscall_64+0x6be/0x820 [ 378.332588] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 378.337958] ? syscall_return_slowpath+0x5e0/0x5e0 [ 378.342907] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.347756] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.352772] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 378.357793] ? prepare_exit_to_usermode+0x291/0x3b0 [ 378.362821] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.367680] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 378.372893] RIP: 0033:0x4110ba [ 378.376093] Code: Bad RIP value. [ 378.379453] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 378.387164] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 378.394433] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 378.401698] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 378.408974] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 378.416244] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 378.423534] warn_alloc_show_mem: 1 callbacks suppressed [ 378.423547] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 378.423549] Mem-Info: [ 378.423581] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 378.423581] active_file:15 inactive_file:18 isolated_file:0 [ 378.423581] unevictable:0 dirty:0 writeback:0 unstable:0 [ 378.423581] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 378.423581] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 378.423581] free:13728 free_pcp:120 free_cma:0 [ 378.428915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.428924] Call Trace: [ 378.435863] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 378.438269] dump_stack+0x1c4/0x2b4 [ 378.471125] Node 0 [ 378.480483] ? dump_stack_print_info.cold.2+0x52/0x52 [ 378.483062] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 378.510716] warn_alloc.cold.119+0xb7/0x1bd [ 378.514311] lowmem_reserve[]: [ 378.516542] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 378.521705] 0 [ 378.547204] ? lock_downgrade+0x900/0x900 [ 378.551500] 2817 [ 378.554605] ? trace_hardirqs_off+0xb8/0x310 [ 378.559412] 6321 6321 [ 378.561220] ? trace_hardirqs_off+0xb8/0x310 [ 378.567410] __alloc_pages_slowpath+0x2667/0x2d80 [ 378.571782] Node 0 [ 378.574292] ? mark_held_locks+0x130/0x130 [ 378.578682] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 378.583491] ? warn_alloc+0x120/0x120 [ 378.585699] lowmem_reserve[]: [ 378.589931] ? warn_alloc+0x120/0x120 [ 378.616622] 0 0 [ 378.620436] ? print_usage_bug+0xc0/0xc0 [ 378.623507] 3503 3503 [ 378.627314] ? warn_alloc+0x120/0x120 [ 378.633316] ? print_usage_bug+0xc0/0xc0 [ 378.635796] Node 0 [ 378.639588] ? __lock_acquire+0x7ec/0x4ec0 [ 378.643652] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 378.645865] ? __lock_acquire+0x7ec/0x4ec0 [ 378.650071] lowmem_reserve[]: [ 378.678626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.682837] 0 [ 378.685947] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.691456] 0 [ 378.693254] ? should_fail+0x22d/0xd01 [ 378.698763] 0 [ 378.700560] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.704422] 0 [ 378.706220] ? __lock_acquire+0x7ec/0x4ec0 [ 378.713091] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.717300] Node 0 [ 378.722393] ? __lock_acquire+0x7ec/0x4ec0 [ 378.722403] DMA: [ 378.724633] ? should_fail+0x22d/0xd01 [ 378.728845] 1*4kB [ 378.730912] ? mark_held_locks+0x130/0x130 [ 378.734771] (U) [ 378.736916] ? mark_held_locks+0x130/0x130 [ 378.741127] 0*8kB [ 378.743097] ? mark_held_locks+0xc7/0x130 [ 378.747304] 0*16kB [ 378.749444] ? print_usage_bug+0xc0/0xc0 [ 378.753570] 1*32kB [ 378.755795] ? graph_lock+0x170/0x170 [ 378.759837] (U) [ 378.762068] ? print_usage_bug+0xc0/0xc0 [ 378.762088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.765869] 2*64kB [ 378.767862] ? check_preemption_disabled+0x48/0x200 [ 378.771900] (U) [ 378.777427] ? check_preemption_disabled+0x48/0x200 [ 378.779642] 1*128kB [ 378.784655] ? __lock_is_held+0xb5/0x140 [ 378.786600] (U) [ 378.791612] __alloc_pages_nodemask+0xa80/0xde0 [ 378.793910] 1*256kB [ 378.797960] ? graph_lock+0x170/0x170 [ 378.799911] (U) [ 378.804571] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 378.806874] 0*512kB [ 378.810667] ? graph_lock+0x170/0x170 [ 378.812619] 1*1024kB [ 378.817630] ? find_held_lock+0x36/0x1c0 [ 378.819919] (U) [ 378.823728] ? ____cache_alloc_node+0x1c7/0x1e0 [ 378.826107] 1*2048kB [ 378.830160] ? lock_downgrade+0x900/0x900 [ 378.832109] (M) [ 378.836774] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.839155] 3*4096kB [ 378.843300] cache_grow_begin+0x91/0x8c0 [ 378.845245] (M) [ 378.850776] ? do_raw_spin_unlock+0xa7/0x2f0 [ 378.853159] = 15908kB [ 378.857216] fallback_alloc+0x203/0x2e0 [ 378.859167] Node 0 [ 378.863571] ____cache_alloc_node+0x1c7/0x1e0 [ 378.865953] DMA32: [ 378.869924] kmem_cache_alloc_node+0xe3/0x730 [ 378.872133] 3*4kB [ 378.876622] ? ipv6_get_ifaddr+0x42e/0x620 [ 378.878828] (UM) [ 378.883326] __alloc_skb+0x119/0x770 [ 378.885447] 3*8kB [ 378.889678] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 378.891716] (UM) [ 378.895429] ? skb_scrub_packet+0x490/0x490 [ 378.897554] 3*16kB [ 378.902823] ? lock_downgrade+0x900/0x900 [ 378.904868] (UM) [ 378.909189] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.911391] 1*32kB (M) [ 378.915544] ? refcount_sub_and_test_checked+0x203/0x310 [ 378.917582] 1*64kB [ 378.923425] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 378.925991] (M) [ 378.931437] ? addrconf_rs_timer+0x6f0/0x6f0 [ 378.933646] 5*128kB [ 378.939098] ndisc_alloc_skb+0x144/0x340 [ 378.941037] (UM) [ 378.945441] ndisc_send_rs+0x331/0x6e0 [ 378.947737] 3*256kB [ 378.951789] addrconf_rs_timer+0x3c0/0x6f0 [ 378.953821] (M) [ 378.957702] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.960000] 4*512kB [ 378.964234] call_timer_fn+0x272/0x920 [ 378.966172] (M) [ 378.970402] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.972700] 3*1024kB [ 378.976577] ? process_timeout+0x40/0x40 [ 378.978527] (UM) [ 378.982753] ? find_held_lock+0x36/0x1c0 [ 378.985136] 3*2048kB [ 378.989195] ? __run_timers+0x7da/0xc70 [ 378.991230] (UM) [ 378.995287] ? _raw_spin_unlock_irq+0x27/0x80 [ 378.997665] 3*4096kB (M) [ 379.001640] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.003693] = 25140kB [ 379.008185] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.010915] Node 0 [ 379.015402] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 379.017785] Normal: [ 379.022014] ? trace_hardirqs_on+0xbd/0x310 [ 379.024250] 894*4kB [ 379.028833] ? kasan_check_read+0x11/0x20 [ 379.031129] (UME) [ 379.035446] ? __run_timers+0x7da/0xc70 [ 379.037742] 400*8kB [ 379.041888] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 379.044017] (ME) [ 379.047986] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.050282] 203*16kB [ 379.055728] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.057763] (ME) [ 379.061994] __run_timers+0x7e5/0xc70 [ 379.064397] 78*32kB [ 379.068648] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 379.070677] (ME) [ 379.074467] ? compat_start_thread+0x80/0x80 [ 379.076764] 15*64kB [ 379.082119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.084156] (M) [ 379.088563] ? _raw_spin_unlock_irq+0x60/0x80 [ 379.090869] 3*128kB (UM) [ 379.096416] ? finish_task_switch+0x1f5/0x900 [ 379.098368] 0*256kB [ 379.102866] ? finish_task_switch+0x1b5/0x900 [ 379.105599] 0*512kB [ 379.110085] ? __switch_to_asm+0x34/0x70 [ 379.112381] 0*1024kB [ 379.116878] ? preempt_notifier_register+0x200/0x200 [ 379.119179] 0*2048kB [ 379.123230] ? __switch_to_asm+0x34/0x70 [ 379.125614] 0*4096kB [ 379.130708] ? __switch_to_asm+0x40/0x70 [ 379.133097] = 13864kB [ 379.137149] ? __switch_to_asm+0x34/0x70 [ 379.139543] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 379.143588] ? __switch_to_asm+0x40/0x70 [ 379.145980] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 379.150027] ? __switch_to_asm+0x34/0x70 [ 379.158838] 412 total pagecache pages [ 379.162906] ? __switch_to_asm+0x40/0x70 [ 379.171461] 0 pages in swap cache [ 379.175506] ? __switch_to_asm+0x40/0x70 [ 379.179285] Swap cache stats: add 0, delete 0, find 0/0 [ 379.183334] ? pvclock_read_flags+0x160/0x160 [ 379.186763] Free swap = 0kB [ 379.190817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.196155] Total swap = 0kB [ 379.200643] ? check_preemption_disabled+0x48/0x200 [ 379.203636] 1965979 pages RAM [ 379.209172] ? rcu_pm_notify+0xc0/0xc0 [ 379.212162] 0 pages HighMem/MovableOnly [ 379.217171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.220247] 342745 pages reserved [ 379.224128] ? check_preemption_disabled+0x48/0x200 [ 379.228075] 0 pages cma reserved [ 379.233605] run_timer_softirq+0x52/0xb0 [ 379.237089] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 379.242043] ? rcu_read_lock_sched_held+0x108/0x120 [ 379.245473] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 379.249442] __do_softirq+0x30b/0xad8 [ 379.255909] syz-executor5 cpuset= [ 379.260927] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 379.271380] / [ 379.275182] ? trace_hardirqs_off+0x310/0x310 [ 379.278612] mems_allowed=0 [ 379.283706] ? trace_hardirqs_on+0x310/0x310 [ 379.297204] ? schedule+0x108/0x460 [ 379.300837] ? __schedule+0x1ed0/0x1ed0 [ 379.304824] ? trace_hardirqs_off+0xb8/0x310 [ 379.309242] ? ___might_sleep+0x1ed/0x300 [ 379.313393] ? smpboot_thread_fn+0x68b/0xa00 [ 379.317805] ? trace_hardirqs_on+0x310/0x310 [ 379.322218] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.327754] ? check_preemption_disabled+0x48/0x200 [ 379.332768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.338310] ? takeover_tasklets+0xa90/0xa90 [ 379.342720] run_ksoftirqd+0x94/0x100 [ 379.346521] smpboot_thread_fn+0x68b/0xa00 [ 379.350759] ? sort_range+0x30/0x30 [ 379.354397] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 379.359503] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.365037] ? __kthread_parkme+0xfb/0x1a0 [ 379.369277] kthread+0x35a/0x420 [ 379.372641] ? sort_range+0x30/0x30 [ 379.376269] ? kthread_bind+0x40/0x40 [ 379.380075] ret_from_fork+0x3a/0x50 [ 379.383811] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 379.383893] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 379.391086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 379.391095] Call Trace: [ 379.397676] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 379.406917] [ 379.409485] ksoftirqd/1 cpuset= [ 379.419790] dump_stack+0x1c4/0x2b4 [ 379.421910] / [ 379.425179] ? dump_stack_print_info.cold.2+0x52/0x52 [ 379.428785] mems_allowed=0 [ 379.430500] warn_alloc.cold.119+0xb7/0x1bd [ 379.442900] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 379.447745] ? lock_downgrade+0x900/0x900 [ 379.451906] ? trace_hardirqs_off+0xb8/0x310 [ 379.456319] ? trace_hardirqs_off+0xb8/0x310 [ 379.460736] __alloc_pages_slowpath+0x2667/0x2d80 [ 379.465614] ? warn_alloc+0x120/0x120 [ 379.469416] ? trace_hardirqs_on+0x310/0x310 [ 379.473826] ? warn_alloc+0x120/0x120 [ 379.477635] ? print_usage_bug+0xc0/0xc0 [ 379.481694] ? warn_alloc+0x120/0x120 [ 379.485492] ? ktime_get+0x2e1/0x440 [ 379.489208] ? print_usage_bug+0xc0/0xc0 [ 379.493271] ? __lock_acquire+0x7ec/0x4ec0 [ 379.497522] ? __lock_acquire+0x7ec/0x4ec0 [ 379.501757] ? kasan_check_read+0x11/0x20 [ 379.505910] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.511452] ? should_fail+0x22d/0xd01 [ 379.515339] ? rcu_bh_qs+0xc0/0xc0 [ 379.518893] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.523996] ? __lock_acquire+0x7ec/0x4ec0 [ 379.528238] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.533340] ? __lock_acquire+0x7ec/0x4ec0 [ 379.537592] ? should_fail+0x22d/0xd01 [ 379.541480] ? rcu_idle_enter+0x4b0/0x4b0 [ 379.545637] ? mark_held_locks+0x130/0x130 [ 379.549879] ? mark_held_locks+0x130/0x130 [ 379.554166] ? mark_held_locks+0xc7/0x130 [ 379.558317] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 379.563338] ? graph_lock+0x170/0x170 [ 379.567136] ? print_usage_bug+0xc0/0xc0 [ 379.571198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.576734] ? check_preemption_disabled+0x48/0x200 [ 379.581748] ? check_preemption_disabled+0x48/0x200 [ 379.586776] ? __lock_is_held+0xb5/0x140 [ 379.590848] __alloc_pages_nodemask+0xa80/0xde0 [ 379.595561] ? graph_lock+0x170/0x170 [ 379.599369] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 379.604386] ? graph_lock+0x170/0x170 [ 379.608201] ? find_held_lock+0x36/0x1c0 [ 379.612275] ? ____cache_alloc_node+0x1c7/0x1e0 [ 379.616943] ? lock_downgrade+0x900/0x900 [ 379.621133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.626680] cache_grow_begin+0x91/0x8c0 [ 379.630742] ? do_raw_spin_unlock+0xa7/0x2f0 [ 379.635161] fallback_alloc+0x203/0x2e0 [ 379.639143] ____cache_alloc_node+0x1c7/0x1e0 [ 379.643646] kmem_cache_alloc_node+0xe3/0x730 [ 379.648141] ? ipv6_get_ifaddr+0x42e/0x620 [ 379.652387] __alloc_skb+0x119/0x770 [ 379.656104] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 379.661387] ? skb_scrub_packet+0x490/0x490 [ 379.665707] ? lock_downgrade+0x900/0x900 [ 379.669871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.675416] ? refcount_sub_and_test_checked+0x203/0x310 [ 379.680880] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 379.686351] ? addrconf_rs_timer+0x6f0/0x6f0 [ 379.690779] ndisc_alloc_skb+0x144/0x340 [ 379.694847] ndisc_send_rs+0x331/0x6e0 [ 379.698755] addrconf_rs_timer+0x3c0/0x6f0 [ 379.702998] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.707246] call_timer_fn+0x272/0x920 [ 379.711136] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.715374] ? process_timeout+0x40/0x40 [ 379.719438] ? find_held_lock+0x36/0x1c0 [ 379.723506] ? __run_timers+0x7da/0xc70 [ 379.727487] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.731985] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.736478] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.740711] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 379.745295] ? trace_hardirqs_on+0xbd/0x310 [ 379.749615] ? kasan_check_read+0x11/0x20 [ 379.753771] ? __run_timers+0x7da/0xc70 [ 379.757751] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 379.763208] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.767451] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.771689] __run_timers+0x7e5/0xc70 [ 379.775508] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 379.780881] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 379.785910] ? graph_lock+0x170/0x170 [ 379.789716] ? enqueue_hrtimer+0x1a5/0x560 [ 379.793954] ? lock_release+0x970/0x970 [ 379.797929] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 379.803126] ? find_held_lock+0x36/0x1c0 [ 379.807205] ? pvclock_read_flags+0x160/0x160 [ 379.811704] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.817243] ? check_preemption_disabled+0x48/0x200 [ 379.822270] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 379.827560] ? rcu_pm_notify+0xc0/0xc0 [ 379.831460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.836997] ? check_preemption_disabled+0x48/0x200 [ 379.842024] run_timer_softirq+0x52/0xb0 [ 379.846085] ? rcu_read_lock_sched_held+0x108/0x120 [ 379.851102] __do_softirq+0x30b/0xad8 [ 379.854919] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 379.860031] ? pvclock_read_flags+0x160/0x160 [ 379.864524] ? lapic_next_event+0x5a/0x90 [ 379.868676] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.874211] ? check_preemption_disabled+0x48/0x200 [ 379.879226] ? check_preemption_disabled+0x48/0x200 [ 379.884252] ? kvm_clock_read+0x18/0x30 [ 379.888228] ? kvm_sched_clock_read+0x9/0x20 [ 379.892644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.898179] ? check_preemption_disabled+0x48/0x200 [ 379.903206] irq_exit+0x17f/0x1c0 [ 379.906669] smp_apic_timer_interrupt+0x1cb/0x760 [ 379.911514] ? smp_reschedule_interrupt+0x109/0x650 [ 379.916531] ? smp_call_function_single_interrupt+0x650/0x650 [ 379.922414] ? interrupt_entry+0xb5/0xf0 [ 379.926484] ? trace_hardirqs_off_caller+0xbb/0x310 [ 379.931514] ? trace_hardirqs_off_caller+0xbb/0x310 [ 379.936536] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.941383] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.946398] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.951423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.956962] ? check_preemption_disabled+0x48/0x200 [ 379.961977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.967552] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.972408] apic_timer_interrupt+0xf/0x20 [ 379.976641] [ 379.978895] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 379.984089] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 380.002994] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 380.010710] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 380.017977] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 380.025241] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 380.032511] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 380.039776] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 380.047080] do_exit+0x11ef/0x2610 [ 380.050626] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 380.055873] ? mm_update_next_owner+0x990/0x990 [ 380.060560] ? print_usage_bug+0xc0/0xc0 [ 380.064617] ? graph_lock+0x170/0x170 [ 380.068421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.073959] ? check_preemption_disabled+0x48/0x200 [ 380.078975] ? check_preemption_disabled+0x48/0x200 [ 380.083993] ? print_usage_bug+0xc0/0xc0 [ 380.088062] ? __lock_acquire+0x7ec/0x4ec0 [ 380.092305] ? __lock_acquire+0x7ec/0x4ec0 [ 380.096582] ? mark_held_locks+0x130/0x130 [ 380.100842] ? mark_held_locks+0x130/0x130 [ 380.105097] ? finish_task_switch+0x1b5/0x900 [ 380.109595] ? __switch_to_asm+0x34/0x70 [ 380.113657] ? __switch_to_asm+0x34/0x70 [ 380.117716] ? __switch_to_asm+0x34/0x70 [ 380.121774] ? __switch_to_asm+0x40/0x70 [ 380.125835] ? __switch_to_asm+0x34/0x70 [ 380.129906] ? __switch_to_asm+0x40/0x70 [ 380.133963] ? __switch_to_asm+0x34/0x70 [ 380.138022] ? __switch_to_asm+0x34/0x70 [ 380.142080] ? __switch_to_asm+0x34/0x70 [ 380.146138] ? __switch_to_asm+0x34/0x70 [ 380.150199] ? __switch_to_asm+0x40/0x70 [ 380.154255] ? __switch_to_asm+0x34/0x70 [ 380.158315] ? __switch_to_asm+0x40/0x70 [ 380.162383] ? graph_lock+0x170/0x170 [ 380.166187] ? graph_lock+0x170/0x170 [ 380.169989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.175531] ? wait_consider_task+0x245/0x3bb0 [ 380.180116] ? memset+0x31/0x40 [ 380.183404] ? find_held_lock+0x36/0x1c0 [ 380.187474] ? get_signal+0x95b/0x1980 [ 380.191364] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.195868] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.200379] do_group_exit+0x177/0x440 [ 380.204276] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 380.209729] ? __ia32_sys_exit+0x50/0x50 [ 380.213803] get_signal+0x8b0/0x1980 [ 380.217527] ? ptrace_notify+0x130/0x130 [ 380.221584] ? do_wait+0x57d/0xb90 [ 380.225131] ? wait_consider_task+0x3bb0/0x3bb0 [ 380.229795] ? graph_lock+0x170/0x170 [ 380.233594] ? graph_lock+0x170/0x170 [ 380.237394] ? graph_lock+0x170/0x170 [ 380.241209] do_signal+0x9c/0x21e0 [ 380.244754] ? find_held_lock+0x36/0x1c0 [ 380.248821] ? setup_sigcontext+0x7d0/0x7d0 [ 380.253148] ? kernel_wait4+0x2e0/0x3f0 [ 380.257129] ? __ia32_sys_waitid+0x140/0x140 [ 380.261541] ? task_stopped_code+0x190/0x190 [ 380.265960] ? exit_to_usermode_loop+0x8c/0x380 [ 380.270645] ? __do_page_fault+0x4a6/0xed0 [ 380.274899] ? do_syscall_64+0x9a/0x820 [ 380.278883] ? do_syscall_64+0x9a/0x820 [ 380.282876] exit_to_usermode_loop+0x2e5/0x380 [ 380.287474] ? syscall_slow_exit_work+0x520/0x520 [ 380.292327] do_syscall_64+0x6be/0x820 [ 380.296218] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 380.301582] ? syscall_return_slowpath+0x5e0/0x5e0 [ 380.306509] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.311358] ? trace_hardirqs_on_caller+0x310/0x310 [ 380.316374] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 380.321392] ? prepare_exit_to_usermode+0x291/0x3b0 [ 380.326418] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.331269] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 380.336461] RIP: 0033:0x4110ba [ 380.339654] Code: Bad RIP value. [ 380.343018] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 380.350729] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 380.357995] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 380.365263] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 380.372542] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 380.379827] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 380.387133] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 380.387138] warn_alloc_show_mem: 1 callbacks suppressed [ 380.387146] Mem-Info: [ 380.394066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.394075] Call Trace: [ 380.399447] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 380.399447] active_file:15 inactive_file:18 isolated_file:0 [ 380.399447] unevictable:0 dirty:0 writeback:0 unstable:0 [ 380.399447] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 380.399447] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 380.399447] free:13728 free_pcp:120 free_cma:0 [ 380.401827] dump_stack+0x1c4/0x2b4 [ 380.411179] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 380.413762] ? dump_stack_print_info.cold.2+0x52/0x52 [ 380.446630] Node 0 [ 380.450276] warn_alloc.cold.119+0xb7/0x1bd [ 380.477969] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 380.483133] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 380.485337] lowmem_reserve[]: [ 380.489664] ? lock_downgrade+0x900/0x900 [ 380.515134] 0 2817 [ 380.519997] ? trace_hardirqs_off+0xb8/0x310 [ 380.523070] 6321 [ 380.527213] ? trace_hardirqs_off+0xb8/0x310 [ 380.529417] 6321 [ 380.533830] __alloc_pages_slowpath+0x2667/0x2d80 [ 380.535868] Node 0 [ 380.540290] ? mark_held_locks+0x130/0x130 [ 380.542334] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 380.547144] ? warn_alloc+0x120/0x120 [ 380.549350] lowmem_reserve[]: [ 380.553581] ? warn_alloc+0x120/0x120 [ 380.580283] 0 0 [ 380.584098] ? print_usage_bug+0xc0/0xc0 [ 380.587175] 3503 [ 380.590967] ? warn_alloc+0x120/0x120 [ 380.592917] 3503 [ 380.596972] ? print_usage_bug+0xc0/0xc0 [ 380.602799] ? __lock_acquire+0x7ec/0x4ec0 [ 380.604835] Node 0 [ 380.608904] ? __lock_acquire+0x7ec/0x4ec0 [ 380.613139] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 380.615344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.619549] lowmem_reserve[]: [ 380.647941] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.653453] 0 [ 380.656565] ? should_fail+0x22d/0xd01 [ 380.662072] 0 [ 380.663880] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.667745] 0 [ 380.669540] ? __lock_acquire+0x7ec/0x4ec0 [ 380.674615] 0 [ 380.676415] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.680624] Node 0 [ 380.682426] ? __lock_acquire+0x7ec/0x4ec0 [ 380.687503] DMA: [ 380.689736] ? should_fail+0x22d/0xd01 [ 380.693944] 1*4kB [ 380.696007] ? mark_held_locks+0x130/0x130 [ 380.699867] (U) [ 380.702015] ? mark_held_locks+0x130/0x130 [ 380.706218] 0*8kB 0*16kB [ 380.708196] ? mark_held_locks+0xc7/0x130 [ 380.712402] 1*32kB [ 380.715153] ? print_usage_bug+0xc0/0xc0 [ 380.719273] (U) [ 380.721501] ? graph_lock+0x170/0x170 [ 380.725537] 2*64kB [ 380.727505] ? print_usage_bug+0xc0/0xc0 [ 380.731280] (U) [ 380.733515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.737549] 1*128kB [ 380.739521] ? check_preemption_disabled+0x48/0x200 [ 380.745028] (U) [ 380.747348] ? check_preemption_disabled+0x48/0x200 [ 380.752338] 1*256kB [ 380.754314] ? __lock_is_held+0xb5/0x140 [ 380.759294] (U) [ 380.761615] __alloc_pages_nodemask+0xa80/0xde0 [ 380.765650] 0*512kB [ 380.767622] ? graph_lock+0x170/0x170 [ 380.772268] 1*1024kB [ 380.774587] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 380.778358] (U) [ 380.780762] ? graph_lock+0x170/0x170 [ 380.785754] 1*2048kB [ 380.787727] ? find_held_lock+0x36/0x1c0 [ 380.791492] (M) [ 380.793907] ? ____cache_alloc_node+0x1c7/0x1e0 [ 380.797943] 3*4096kB [ 380.799919] ? lock_downgrade+0x900/0x900 [ 380.804563] (M) [ 380.806971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.811087] = 15908kB [ 380.813055] cache_grow_begin+0x91/0x8c0 [ 380.818563] Node 0 [ 380.820972] ? do_raw_spin_unlock+0xa7/0x2f0 [ 380.825006] DMA32: [ 380.827240] fallback_alloc+0x203/0x2e0 [ 380.831620] 3*4kB [ 380.833873] ____cache_alloc_node+0x1c7/0x1e0 [ 380.837816] (UM) [ 380.839985] kmem_cache_alloc_node+0xe3/0x730 [ 380.844450] 3*8kB [ 380.846507] ? ipv6_get_ifaddr+0x42e/0x620 [ 380.850976] (UM) [ 380.853219] __alloc_skb+0x119/0x770 [ 380.857422] 3*16kB [ 380.859481] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 380.863165] (UM) [ 380.865402] ? skb_scrub_packet+0x490/0x490 [ 380.870648] 1*32kB [ 380.872709] ? lock_downgrade+0x900/0x900 [ 380.877002] (M) [ 380.879238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.883357] 1*64kB [ 380.885327] ? refcount_sub_and_test_checked+0x203/0x310 [ 380.890832] (M) [ 380.893073] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 380.898494] 5*128kB [ 380.900464] ? addrconf_rs_timer+0x6f0/0x6f0 [ 380.905892] (UM) [ 380.908214] ndisc_alloc_skb+0x144/0x340 [ 380.912590] 3*256kB [ 380.914646] ndisc_send_rs+0x331/0x6e0 [ 380.918679] (M) [ 380.921221] addrconf_rs_timer+0x3c0/0x6f0 [ 380.925086] 4*512kB [ 380.927058] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.931267] (M) [ 380.933594] call_timer_fn+0x272/0x920 [ 380.937797] 3*1024kB [ 380.939763] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.943625] (UM) [ 380.946027] ? process_timeout+0x40/0x40 [ 380.950242] 3*2048kB [ 380.952298] ? find_held_lock+0x36/0x1c0 [ 380.956334] (UM) [ 380.958742] ? __run_timers+0x7da/0xc70 [ 380.962776] 3*4096kB [ 380.964835] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.968780] (M) [ 380.971183] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.975653] = 25140kB [ 380.977622] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.982089] Node 0 [ 380.984493] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 380.988700] Normal: [ 380.990941] ? trace_hardirqs_on+0xbd/0x310 [ 380.995502] 894*4kB [ 380.997823] ? kasan_check_read+0x11/0x20 [ 381.002118] (UME) [ 381.004448] ? __run_timers+0x7da/0xc70 [ 381.008572] 400*8kB [ 381.010716] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 381.014661] (ME) [ 381.016980] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.022404] 203*16kB [ 381.024468] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.028670] (ME) [ 381.031075] __run_timers+0x7e5/0xc70 [ 381.035281] 78*32kB [ 381.037346] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 381.041109] (ME) [ 381.043427] ? compat_start_thread+0x80/0x80 [ 381.048763] 15*64kB [ 381.050818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.055202] (M) [ 381.057522] ? _raw_spin_unlock_irq+0x60/0x80 [ 381.063034] 3*128kB [ 381.065002] ? finish_task_switch+0x1f5/0x900 [ 381.069472] (UM) [ 381.071788] ? finish_task_switch+0x1b5/0x900 [ 381.076261] 0*256kB [ 381.078321] ? __switch_to_asm+0x34/0x70 [ 381.082789] 0*512kB [ 381.085106] ? preempt_notifier_register+0x200/0x200 [ 381.089142] 0*1024kB [ 381.091461] ? __switch_to_asm+0x34/0x70 [ 381.096553] 0*2048kB [ 381.098951] ? __switch_to_asm+0x40/0x70 [ 381.098967] ? __switch_to_asm+0x34/0x70 [ 381.103008] 0*4096kB [ 381.105412] ? __switch_to_asm+0x40/0x70 [ 381.109451] = 13864kB [ 381.113500] ? __switch_to_asm+0x34/0x70 [ 381.115899] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 381.119945] ? __switch_to_asm+0x40/0x70 [ 381.122340] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 381.126393] ? __switch_to_asm+0x40/0x70 [ 381.135201] 412 total pagecache pages [ 381.139258] ? pvclock_read_flags+0x160/0x160 [ 381.147811] 0 pages in swap cache [ 381.151875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.155653] Swap cache stats: add 0, delete 0, find 0/0 [ 381.160136] ? check_preemption_disabled+0x48/0x200 [ 381.163567] Free swap = 0kB [ 381.169106] ? rcu_pm_notify+0xc0/0xc0 [ 381.174434] Total swap = 0kB [ 381.179444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.182433] 1965979 pages RAM [ 381.186311] ? check_preemption_disabled+0x48/0x200 [ 381.189302] 0 pages HighMem/MovableOnly [ 381.194833] run_timer_softirq+0x52/0xb0 [ 381.197916] 342745 pages reserved [ 381.202927] ? rcu_read_lock_sched_held+0x108/0x120 [ 381.206879] 0 pages cma reserved [ 381.210936] __do_softirq+0x30b/0xad8 [ 381.214417] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 381.219373] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 381.222760] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 381.226497] ? trace_hardirqs_off+0x310/0x310 [ 381.232962] syz-executor5 cpuset= [ 381.238057] ? trace_hardirqs_on+0x310/0x310 [ 381.248517] / [ 381.253010] ? schedule+0x108/0x460 [ 381.256437] mems_allowed=0 [ 381.260834] ? __schedule+0x1ed0/0x1ed0 [ 381.273027] ? trace_hardirqs_off+0xb8/0x310 [ 381.277436] ? ___might_sleep+0x1ed/0x300 [ 381.281584] ? smpboot_thread_fn+0x68b/0xa00 [ 381.285996] ? trace_hardirqs_on+0x310/0x310 [ 381.290412] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.295948] ? check_preemption_disabled+0x48/0x200 [ 381.300973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.306516] ? takeover_tasklets+0xa90/0xa90 [ 381.310936] run_ksoftirqd+0x94/0x100 [ 381.314740] smpboot_thread_fn+0x68b/0xa00 [ 381.318978] ? sort_range+0x30/0x30 [ 381.322607] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 381.327712] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.333251] ? __kthread_parkme+0xfb/0x1a0 [ 381.337495] kthread+0x35a/0x420 [ 381.340872] ? sort_range+0x30/0x30 [ 381.344501] ? kthread_bind+0x40/0x40 [ 381.348309] ret_from_fork+0x3a/0x50 [ 381.352041] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 381.352112] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 381.359310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 381.359315] Call Trace: [ 381.359322] [ 381.359338] dump_stack+0x1c4/0x2b4 [ 381.359360] ? dump_stack_print_info.cold.2+0x52/0x52 [ 381.365942] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 381.375227] warn_alloc.cold.119+0xb7/0x1bd [ 381.377782] ksoftirqd/1 cpuset= [ 381.379931] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 381.383527] / [ 381.388715] ? lock_downgrade+0x900/0x900 [ 381.399006] mems_allowed=0 [ 381.403327] ? trace_hardirqs_off+0xb8/0x310 [ 381.424584] ? trace_hardirqs_off+0xb8/0x310 [ 381.429005] __alloc_pages_slowpath+0x2667/0x2d80 [ 381.433897] ? warn_alloc+0x120/0x120 [ 381.437706] ? warn_alloc+0x120/0x120 [ 381.441513] ? print_usage_bug+0xc0/0xc0 [ 381.445573] ? warn_alloc+0x120/0x120 [ 381.449374] ? print_usage_bug+0xc0/0xc0 [ 381.453440] ? __lock_acquire+0x7ec/0x4ec0 [ 381.457675] ? __lock_acquire+0x7ec/0x4ec0 [ 381.461917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.467456] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.472995] ? should_fail+0x22d/0xd01 [ 381.476902] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.482007] ? __lock_acquire+0x7ec/0x4ec0 [ 381.486246] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.491350] ? __lock_acquire+0x7ec/0x4ec0 [ 381.495673] ? should_fail+0x22d/0xd01 [ 381.499571] ? mark_held_locks+0x130/0x130 [ 381.503811] ? mark_held_locks+0x130/0x130 [ 381.508053] ? graph_lock+0x170/0x170 [ 381.511860] ? print_usage_bug+0xc0/0xc0 [ 381.515933] ? graph_lock+0x170/0x170 [ 381.519746] ? print_usage_bug+0xc0/0xc0 [ 381.523817] ? wq_watchdog_touch+0x9c/0xfe [ 381.528056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.533596] ? check_preemption_disabled+0x48/0x200 [ 381.538609] ? check_preemption_disabled+0x48/0x200 [ 381.543639] ? __lock_is_held+0xb5/0x140 [ 381.547707] __alloc_pages_nodemask+0xa80/0xde0 [ 381.552377] ? graph_lock+0x170/0x170 [ 381.556186] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 381.561199] ? graph_lock+0x170/0x170 [ 381.565014] ? find_held_lock+0x36/0x1c0 [ 381.569085] ? ____cache_alloc_node+0x1c7/0x1e0 [ 381.573756] ? lock_downgrade+0x900/0x900 [ 381.577918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.583467] cache_grow_begin+0x91/0x8c0 [ 381.587529] ? do_raw_spin_unlock+0xa7/0x2f0 [ 381.591948] fallback_alloc+0x203/0x2e0 [ 381.595930] ____cache_alloc_node+0x1c7/0x1e0 [ 381.600434] kmem_cache_alloc_node+0xe3/0x730 [ 381.604935] ? ipv6_get_ifaddr+0x42e/0x620 [ 381.609186] __alloc_skb+0x119/0x770 [ 381.612908] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 381.618193] ? skb_scrub_packet+0x490/0x490 [ 381.622515] ? lock_downgrade+0x900/0x900 [ 381.626673] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.632215] ? refcount_sub_and_test_checked+0x203/0x310 [ 381.637676] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 381.643133] ? addrconf_rs_timer+0x6f0/0x6f0 [ 381.647561] ndisc_alloc_skb+0x144/0x340 [ 381.651629] ndisc_send_rs+0x331/0x6e0 [ 381.655526] addrconf_rs_timer+0x3c0/0x6f0 [ 381.659768] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.664018] call_timer_fn+0x272/0x920 [ 381.667910] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.672148] ? process_timeout+0x40/0x40 [ 381.676218] ? find_held_lock+0x36/0x1c0 [ 381.680296] ? __run_timers+0x7da/0xc70 [ 381.684273] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.688768] ? _raw_spin_unlock_irq+0x27/0x80 [ 381.693264] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.697502] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 381.702091] ? trace_hardirqs_on+0xbd/0x310 [ 381.706416] ? kasan_check_read+0x11/0x20 [ 381.710569] ? __run_timers+0x7da/0xc70 [ 381.714544] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 381.720000] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.724239] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 381.728477] __run_timers+0x7e5/0xc70 [ 381.732292] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 381.737660] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 381.742676] ? graph_lock+0x170/0x170 [ 381.746484] ? enqueue_hrtimer+0x1a5/0x560 [ 381.750720] ? lock_release+0x970/0x970 [ 381.754700] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 381.759903] ? find_held_lock+0x36/0x1c0 [ 381.763976] ? pvclock_read_flags+0x160/0x160 [ 381.768472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.774006] ? check_preemption_disabled+0x48/0x200 [ 381.779032] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 381.784313] ? rcu_pm_notify+0xc0/0xc0 [ 381.788206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.793745] ? check_preemption_disabled+0x48/0x200 [ 381.798768] run_timer_softirq+0x52/0xb0 [ 381.802831] ? rcu_read_lock_sched_held+0x108/0x120 [ 381.807867] __do_softirq+0x30b/0xad8 [ 381.811689] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 381.816802] ? pvclock_read_flags+0x160/0x160 [ 381.821299] ? lapic_next_event+0x5a/0x90 [ 381.825448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.830983] ? check_preemption_disabled+0x48/0x200 [ 381.835994] ? check_preemption_disabled+0x48/0x200 [ 381.841015] ? kvm_clock_read+0x18/0x30 [ 381.844991] ? kvm_sched_clock_read+0x9/0x20 [ 381.849403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.854940] ? check_preemption_disabled+0x48/0x200 [ 381.859969] irq_exit+0x17f/0x1c0 [ 381.863431] smp_apic_timer_interrupt+0x1cb/0x760 [ 381.868277] ? smp_reschedule_interrupt+0x109/0x650 [ 381.873295] ? smp_call_function_single_interrupt+0x650/0x650 [ 381.879178] ? interrupt_entry+0xb5/0xf0 [ 381.883243] ? trace_hardirqs_off_caller+0xbb/0x310 [ 381.888259] ? trace_hardirqs_off_caller+0xbb/0x310 [ 381.893275] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.898121] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.903135] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.908151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.913691] ? check_preemption_disabled+0x48/0x200 [ 381.918704] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.924247] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.929097] apic_timer_interrupt+0xf/0x20 [ 381.933328] [ 381.935565] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 381.940757] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 381.959656] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 381.967365] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 381.974630] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 381.981909] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 381.989182] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 381.996451] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 382.003756] do_exit+0x11ef/0x2610 [ 382.007295] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 382.012325] ? mm_update_next_owner+0x990/0x990 [ 382.016994] ? print_usage_bug+0xc0/0xc0 [ 382.021057] ? graph_lock+0x170/0x170 [ 382.024875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.030417] ? check_preemption_disabled+0x48/0x200 [ 382.035434] ? check_preemption_disabled+0x48/0x200 [ 382.040453] ? print_usage_bug+0xc0/0xc0 [ 382.044520] ? __lock_acquire+0x7ec/0x4ec0 [ 382.048758] ? __lock_acquire+0x7ec/0x4ec0 [ 382.053209] ? mark_held_locks+0x130/0x130 [ 382.057457] ? mark_held_locks+0x130/0x130 [ 382.061692] ? finish_task_switch+0x1b5/0x900 [ 382.066200] ? __switch_to_asm+0x34/0x70 [ 382.070263] ? __switch_to_asm+0x34/0x70 [ 382.074321] ? __switch_to_asm+0x34/0x70 [ 382.078381] ? __switch_to_asm+0x40/0x70 [ 382.082441] ? __switch_to_asm+0x34/0x70 [ 382.086498] ? __switch_to_asm+0x40/0x70 [ 382.090560] ? __switch_to_asm+0x34/0x70 [ 382.094622] ? __switch_to_asm+0x34/0x70 [ 382.098705] ? __switch_to_asm+0x34/0x70 [ 382.102777] ? __switch_to_asm+0x34/0x70 [ 382.106836] ? __switch_to_asm+0x40/0x70 [ 382.110906] ? __switch_to_asm+0x34/0x70 [ 382.114967] ? __switch_to_asm+0x40/0x70 [ 382.119038] ? graph_lock+0x170/0x170 [ 382.122845] ? graph_lock+0x170/0x170 [ 382.126669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.132210] ? wait_consider_task+0x245/0x3bb0 [ 382.136794] ? memset+0x31/0x40 [ 382.140084] ? find_held_lock+0x36/0x1c0 [ 382.144155] ? get_signal+0x95b/0x1980 [ 382.148043] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.152542] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.157045] do_group_exit+0x177/0x440 [ 382.160938] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 382.166389] ? __ia32_sys_exit+0x50/0x50 [ 382.170463] get_signal+0x8b0/0x1980 [ 382.174191] ? ptrace_notify+0x130/0x130 [ 382.178251] ? do_wait+0x57d/0xb90 [ 382.181794] ? wait_consider_task+0x3bb0/0x3bb0 [ 382.186461] ? graph_lock+0x170/0x170 [ 382.190262] ? graph_lock+0x170/0x170 [ 382.194063] ? graph_lock+0x170/0x170 [ 382.197894] do_signal+0x9c/0x21e0 [ 382.201440] ? find_held_lock+0x36/0x1c0 [ 382.205540] ? setup_sigcontext+0x7d0/0x7d0 [ 382.209870] ? kernel_wait4+0x2e0/0x3f0 [ 382.213860] ? __ia32_sys_waitid+0x140/0x140 [ 382.218284] ? task_stopped_code+0x190/0x190 [ 382.222702] ? exit_to_usermode_loop+0x8c/0x380 [ 382.227386] ? __do_page_fault+0x4a6/0xed0 [ 382.231623] ? do_syscall_64+0x9a/0x820 [ 382.235599] ? do_syscall_64+0x9a/0x820 [ 382.239579] exit_to_usermode_loop+0x2e5/0x380 [ 382.244167] ? syscall_slow_exit_work+0x520/0x520 [ 382.249022] do_syscall_64+0x6be/0x820 [ 382.252918] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 382.258285] ? syscall_return_slowpath+0x5e0/0x5e0 [ 382.263216] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.268060] ? trace_hardirqs_on_caller+0x310/0x310 [ 382.273077] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 382.278099] ? prepare_exit_to_usermode+0x291/0x3b0 [ 382.283123] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.287979] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 382.293167] RIP: 0033:0x4110ba [ 382.296359] Code: Bad RIP value. [ 382.299722] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 382.307432] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 382.314699] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 382.321965] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 382.329234] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 382.336510] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 382.343802] warn_alloc_show_mem: 1 callbacks suppressed [ 382.343814] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 382.343816] Mem-Info: [ 382.343848] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 382.343848] active_file:15 inactive_file:18 isolated_file:0 [ 382.343848] unevictable:0 dirty:0 writeback:0 unstable:0 [ 382.343848] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 382.343848] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 382.343848] free:13728 free_pcp:120 free_cma:0 [ 382.349194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 382.349202] Call Trace: [ 382.356135] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 382.358545] dump_stack+0x1c4/0x2b4 [ 382.391409] Node 0 [ 382.400772] ? dump_stack_print_info.cold.2+0x52/0x52 [ 382.403356] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 382.431014] warn_alloc.cold.119+0xb7/0x1bd [ 382.434609] lowmem_reserve[]: 0 [ 382.436862] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 382.442025] 2817 [ 382.467534] ? lock_downgrade+0x900/0x900 [ 382.471831] 6321 [ 382.475114] ? trace_hardirqs_off+0xb8/0x310 [ 382.479928] 6321 [ 382.481987] ? trace_hardirqs_off+0xb8/0x310 [ 382.488169] __alloc_pages_slowpath+0x2667/0x2d80 [ 382.492547] Node 0 [ 382.494622] ? mark_held_locks+0x130/0x130 [ 382.499008] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 382.503819] ? warn_alloc+0x120/0x120 [ 382.506026] lowmem_reserve[]: [ 382.510255] ? warn_alloc+0x120/0x120 [ 382.536944] 0 0 [ 382.540753] ? print_usage_bug+0xc0/0xc0 [ 382.543827] 3503 [ 382.547625] ? warn_alloc+0x120/0x120 [ 382.549574] 3503 [ 382.553626] ? print_usage_bug+0xc0/0xc0 [ 382.559457] ? __lock_acquire+0x7ec/0x4ec0 [ 382.561493] Node 0 [ 382.565545] ? __lock_acquire+0x7ec/0x4ec0 [ 382.569782] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 382.571987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.576192] lowmem_reserve[]: [ 382.604562] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.610070] 0 [ 382.613174] ? should_fail+0x22d/0xd01 [ 382.618680] 0 [ 382.620475] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.624333] 0 [ 382.626132] ? __lock_acquire+0x7ec/0x4ec0 [ 382.631205] 0 [ 382.633000] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.639001] ? __lock_acquire+0x7ec/0x4ec0 [ 382.644080] Node 0 [ 382.648301] ? should_fail+0x22d/0xd01 [ 382.648311] DMA: [ 382.650550] ? mark_held_locks+0x130/0x130 [ 382.654410] 1*4kB [ 382.656466] ? mark_held_locks+0x130/0x130 [ 382.660675] (U) [ 382.662824] ? mark_held_locks+0xc7/0x130 [ 382.667030] 0*8kB 0*16kB [ 382.669006] ? print_usage_bug+0xc0/0xc0 [ 382.673229] 1*32kB [ 382.675982] ? graph_lock+0x170/0x170 [ 382.680023] (U) [ 382.682259] ? print_usage_bug+0xc0/0xc0 [ 382.686033] 2*64kB [ 382.688004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.688021] ? check_preemption_disabled+0x48/0x200 [ 382.692060] (U) [ 382.694288] ? check_preemption_disabled+0x48/0x200 [ 382.699799] 1*128kB [ 382.704813] ? __lock_is_held+0xb5/0x140 [ 382.706760] (U) [ 382.711769] __alloc_pages_nodemask+0xa80/0xde0 [ 382.714067] 1*256kB [ 382.718122] ? graph_lock+0x170/0x170 [ 382.720070] (U) [ 382.724739] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 382.727036] 0*512kB [ 382.730829] ? graph_lock+0x170/0x170 [ 382.732781] 1*1024kB [ 382.737798] ? find_held_lock+0x36/0x1c0 [ 382.740092] (U) [ 382.743901] ? ____cache_alloc_node+0x1c7/0x1e0 [ 382.746291] 1*2048kB [ 382.750342] ? lock_downgrade+0x900/0x900 [ 382.752289] (M) [ 382.756954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.759334] 3*4096kB [ 382.763474] cache_grow_begin+0x91/0x8c0 [ 382.765424] (M) [ 382.770967] ? do_raw_spin_unlock+0xa7/0x2f0 [ 382.773380] = 15908kB [ 382.777440] fallback_alloc+0x203/0x2e0 [ 382.779385] Node 0 [ 382.783791] ____cache_alloc_node+0x1c7/0x1e0 [ 382.786172] DMA32: [ 382.790140] kmem_cache_alloc_node+0xe3/0x730 [ 382.792352] 3*4kB [ 382.796842] ? ipv6_get_ifaddr+0x42e/0x620 [ 382.799056] (UM) [ 382.803546] __alloc_skb+0x119/0x770 [ 382.805667] 3*8kB [ 382.809906] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 382.811943] (UM) [ 382.815646] ? skb_scrub_packet+0x490/0x490 [ 382.817772] 3*16kB [ 382.823040] ? lock_downgrade+0x900/0x900 [ 382.825076] (UM) [ 382.829404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.831609] 1*32kB [ 382.835748] ? refcount_sub_and_test_checked+0x203/0x310 [ 382.837780] (M) [ 382.843312] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 382.845537] 1*64kB [ 382.850982] ? addrconf_rs_timer+0x6f0/0x6f0 [ 382.852931] (M) [ 382.858384] ndisc_alloc_skb+0x144/0x340 [ 382.860588] 5*128kB [ 382.864988] ndisc_send_rs+0x331/0x6e0 [ 382.866941] (UM) [ 382.871001] addrconf_rs_timer+0x3c0/0x6f0 [ 382.873295] 3*256kB [ 382.877174] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.879207] (M) [ 382.883458] call_timer_fn+0x272/0x920 [ 382.885749] 4*512kB [ 382.889979] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.891932] (M) [ 382.895814] ? process_timeout+0x40/0x40 [ 382.898117] 3*1024kB [ 382.902345] ? find_held_lock+0x36/0x1c0 [ 382.904302] (UM) [ 382.908363] ? __run_timers+0x7da/0xc70 [ 382.910749] 3*2048kB [ 382.914802] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.916839] (UM) [ 382.921027] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.923416] 3*4096kB [ 382.927909] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.929947] (M) [ 382.934434] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 382.936819] = 25140kB [ 382.941045] ? trace_hardirqs_on+0xbd/0x310 [ 382.942995] Node 0 [ 382.947570] ? kasan_check_read+0x11/0x20 [ 382.949950] Normal: [ 382.954264] ? __run_timers+0x7da/0xc70 [ 382.956476] 894*4kB [ 382.960615] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 382.962913] (UME) [ 382.966888] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.969191] 400*8kB [ 382.974631] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.976754] (ME) [ 382.980981] __run_timers+0x7e5/0xc70 [ 382.983281] 203*16kB [ 382.987514] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 382.989559] (ME) [ 382.993349] ? compat_start_thread+0x80/0x80 [ 382.995737] 78*32kB [ 383.001354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.003399] (ME) [ 383.007803] ? _raw_spin_unlock_irq+0x60/0x80 [ 383.010099] 15*64kB [ 383.015630] ? finish_task_switch+0x1f5/0x900 [ 383.017668] (M) [ 383.022158] ? finish_task_switch+0x1b5/0x900 [ 383.024456] 3*128kB [ 383.028942] ? __switch_to_asm+0x34/0x70 [ 383.030893] (UM) [ 383.035379] ? preempt_notifier_register+0x200/0x200 [ 383.037676] 0*256kB [ 383.041729] ? __switch_to_asm+0x34/0x70 [ 383.043770] 0*512kB [ 383.048872] ? __switch_to_asm+0x40/0x70 [ 383.051179] 0*1024kB [ 383.055267] ? __switch_to_asm+0x34/0x70 [ 383.057569] 0*2048kB [ 383.061621] ? __switch_to_asm+0x40/0x70 [ 383.064017] 0*4096kB [ 383.068067] ? __switch_to_asm+0x34/0x70 [ 383.070454] = 13864kB [ 383.074507] ? __switch_to_asm+0x40/0x70 [ 383.076926] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 383.080969] ? __switch_to_asm+0x40/0x70 [ 383.083361] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 383.087424] ? pvclock_read_flags+0x160/0x160 [ 383.096240] 412 total pagecache pages [ 383.100298] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.108861] 0 pages in swap cache [ 383.113345] ? check_preemption_disabled+0x48/0x200 [ 383.117121] Swap cache stats: add 0, delete 0, find 0/0 [ 383.122655] ? rcu_pm_notify+0xc0/0xc0 [ 383.126073] Free swap = 0kB [ 383.131086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.136420] Total swap = 0kB [ 383.140300] ? check_preemption_disabled+0x48/0x200 [ 383.143291] 1965979 pages RAM [ 383.148826] run_timer_softirq+0x52/0xb0 [ 383.151818] 0 pages HighMem/MovableOnly [ 383.156830] ? rcu_read_lock_sched_held+0x108/0x120 [ 383.159912] 342745 pages reserved [ 383.163971] __do_softirq+0x30b/0xad8 [ 383.167917] 0 pages cma reserved [ 383.172936] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 383.176414] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 383.180142] ? trace_hardirqs_off+0x310/0x310 [ 383.180158] ? trace_hardirqs_on+0x310/0x310 [ 383.183555] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 383.188595] ? schedule+0x108/0x460 [ 383.195062] syz-executor5 cpuset= [ 383.199559] ? __schedule+0x1ed0/0x1ed0 [ 383.203949] / [ 383.214426] ? trace_hardirqs_off+0xb8/0x310 [ 383.218028] mems_allowed=0 [ 383.221471] ? ___might_sleep+0x1ed/0x300 [ 383.238557] ? smpboot_thread_fn+0x68b/0xa00 [ 383.242966] ? trace_hardirqs_on+0x310/0x310 [ 383.247380] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.252933] ? check_preemption_disabled+0x48/0x200 [ 383.257949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.263491] ? takeover_tasklets+0xa90/0xa90 [ 383.267902] run_ksoftirqd+0x94/0x100 [ 383.271706] smpboot_thread_fn+0x68b/0xa00 [ 383.275947] ? sort_range+0x30/0x30 [ 383.279575] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 383.284681] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.290216] ? __kthread_parkme+0xfb/0x1a0 [ 383.294454] kthread+0x35a/0x420 [ 383.297819] ? sort_range+0x30/0x30 [ 383.301448] ? kthread_bind+0x40/0x40 [ 383.305253] ret_from_fork+0x3a/0x50 [ 383.308987] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 383.309061] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 383.316254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 383.316260] Call Trace: [ 383.316267] [ 383.316282] dump_stack+0x1c4/0x2b4 [ 383.316302] ? dump_stack_print_info.cold.2+0x52/0x52 [ 383.322830] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 383.332130] warn_alloc.cold.119+0xb7/0x1bd [ 383.334681] ksoftirqd/1 cpuset= [ 383.336827] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 383.340433] / [ 383.345615] ? lock_downgrade+0x900/0x900 [ 383.355915] mems_allowed=0 [ 383.360231] ? trace_hardirqs_off+0xb8/0x310 [ 383.381462] ? trace_hardirqs_off+0xb8/0x310 [ 383.385904] __alloc_pages_slowpath+0x2667/0x2d80 [ 383.390788] ? warn_alloc+0x120/0x120 [ 383.394602] ? warn_alloc+0x120/0x120 [ 383.398415] ? print_usage_bug+0xc0/0xc0 [ 383.402483] ? warn_alloc+0x120/0x120 [ 383.406288] ? print_usage_bug+0xc0/0xc0 [ 383.410350] ? __lock_acquire+0x7ec/0x4ec0 [ 383.414587] ? __lock_acquire+0x7ec/0x4ec0 [ 383.418825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.424365] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.429911] ? should_fail+0x22d/0xd01 [ 383.433805] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.438919] ? __lock_acquire+0x7ec/0x4ec0 [ 383.443160] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.448264] ? __lock_acquire+0x7ec/0x4ec0 [ 383.452502] ? should_fail+0x22d/0xd01 [ 383.456401] ? mark_held_locks+0x130/0x130 [ 383.460641] ? mark_held_locks+0x130/0x130 [ 383.464884] ? graph_lock+0x170/0x170 [ 383.468695] ? print_usage_bug+0xc0/0xc0 [ 383.472758] ? graph_lock+0x170/0x170 [ 383.476568] ? print_usage_bug+0xc0/0xc0 [ 383.480632] ? wq_watchdog_touch+0x9c/0xfe [ 383.484876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.490422] ? check_preemption_disabled+0x48/0x200 [ 383.495442] ? check_preemption_disabled+0x48/0x200 [ 383.500473] ? __lock_is_held+0xb5/0x140 [ 383.504540] __alloc_pages_nodemask+0xa80/0xde0 [ 383.509210] ? graph_lock+0x170/0x170 [ 383.513016] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 383.518029] ? graph_lock+0x170/0x170 [ 383.521840] ? find_held_lock+0x36/0x1c0 [ 383.525925] ? ____cache_alloc_node+0x1c7/0x1e0 [ 383.530594] ? lock_downgrade+0x900/0x900 [ 383.534754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.540299] cache_grow_begin+0x91/0x8c0 [ 383.544365] ? do_raw_spin_unlock+0xa7/0x2f0 [ 383.548783] fallback_alloc+0x203/0x2e0 [ 383.552764] ____cache_alloc_node+0x1c7/0x1e0 [ 383.557267] kmem_cache_alloc_node+0xe3/0x730 [ 383.561766] ? ipv6_get_ifaddr+0x42e/0x620 [ 383.566011] __alloc_skb+0x119/0x770 [ 383.569728] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 383.575011] ? skb_scrub_packet+0x490/0x490 [ 383.579335] ? lock_downgrade+0x900/0x900 [ 383.583491] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.589034] ? refcount_sub_and_test_checked+0x203/0x310 [ 383.594493] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 383.599950] ? addrconf_rs_timer+0x6f0/0x6f0 [ 383.604370] ndisc_alloc_skb+0x144/0x340 [ 383.608441] ndisc_send_rs+0x331/0x6e0 [ 383.612339] addrconf_rs_timer+0x3c0/0x6f0 [ 383.616579] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.620826] call_timer_fn+0x272/0x920 [ 383.624719] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.628956] ? process_timeout+0x40/0x40 [ 383.633018] ? find_held_lock+0x36/0x1c0 [ 383.637087] ? __run_timers+0x7da/0xc70 [ 383.641064] ? _raw_spin_unlock_irq+0x27/0x80 [ 383.645558] ? _raw_spin_unlock_irq+0x27/0x80 [ 383.650053] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.654288] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 383.658881] ? trace_hardirqs_on+0xbd/0x310 [ 383.663212] ? kasan_check_read+0x11/0x20 [ 383.667363] ? __run_timers+0x7da/0xc70 [ 383.671342] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 383.676808] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.681050] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.685284] __run_timers+0x7e5/0xc70 [ 383.689097] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 383.694466] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 383.699481] ? graph_lock+0x170/0x170 [ 383.703285] ? enqueue_hrtimer+0x1a5/0x560 [ 383.707558] ? lock_release+0x970/0x970 [ 383.711534] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 383.716730] ? find_held_lock+0x36/0x1c0 [ 383.720799] ? pvclock_read_flags+0x160/0x160 [ 383.725297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.730835] ? check_preemption_disabled+0x48/0x200 [ 383.735878] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 383.741164] ? rcu_pm_notify+0xc0/0xc0 [ 383.745055] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.750593] ? check_preemption_disabled+0x48/0x200 [ 383.755619] run_timer_softirq+0x52/0xb0 [ 383.759681] ? rcu_read_lock_sched_held+0x108/0x120 [ 383.764701] __do_softirq+0x30b/0xad8 [ 383.768515] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 383.773622] ? pvclock_read_flags+0x160/0x160 [ 383.778116] ? lapic_next_event+0x5a/0x90 [ 383.782263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.787803] ? check_preemption_disabled+0x48/0x200 [ 383.792817] ? check_preemption_disabled+0x48/0x200 [ 383.797843] ? kvm_clock_read+0x18/0x30 [ 383.801828] ? kvm_sched_clock_read+0x9/0x20 [ 383.806246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.811780] ? check_preemption_disabled+0x48/0x200 [ 383.816811] irq_exit+0x17f/0x1c0 [ 383.820275] smp_apic_timer_interrupt+0x1cb/0x760 [ 383.825118] ? smp_reschedule_interrupt+0x109/0x650 [ 383.830135] ? smp_call_function_single_interrupt+0x650/0x650 [ 383.836019] ? interrupt_entry+0xb5/0xf0 [ 383.840083] ? trace_hardirqs_off_caller+0xbb/0x310 [ 383.845101] ? trace_hardirqs_off_caller+0xbb/0x310 [ 383.850122] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.854964] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.859978] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.865004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.870542] ? check_preemption_disabled+0x48/0x200 [ 383.875559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.881103] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.885954] apic_timer_interrupt+0xf/0x20 [ 383.890179] [ 383.892421] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 383.897612] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 383.916512] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 383.924220] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 383.931485] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 383.938752] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 383.946015] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 383.953284] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 383.960582] do_exit+0x11ef/0x2610 [ 383.964121] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 383.969149] ? mm_update_next_owner+0x990/0x990 [ 383.973824] ? print_usage_bug+0xc0/0xc0 [ 383.977899] ? graph_lock+0x170/0x170 [ 383.981703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.987237] ? check_preemption_disabled+0x48/0x200 [ 383.992248] ? check_preemption_disabled+0x48/0x200 [ 383.997263] ? print_usage_bug+0xc0/0xc0 [ 384.001330] ? __lock_acquire+0x7ec/0x4ec0 [ 384.005582] ? __lock_acquire+0x7ec/0x4ec0 [ 384.009837] ? mark_held_locks+0x130/0x130 [ 384.014092] ? mark_held_locks+0x130/0x130 [ 384.018328] ? finish_task_switch+0x1b5/0x900 [ 384.022822] ? __switch_to_asm+0x34/0x70 [ 384.026900] ? __switch_to_asm+0x34/0x70 [ 384.030963] ? __switch_to_asm+0x34/0x70 [ 384.035109] ? __switch_to_asm+0x40/0x70 [ 384.039166] ? __switch_to_asm+0x34/0x70 [ 384.043222] ? __switch_to_asm+0x40/0x70 [ 384.047281] ? __switch_to_asm+0x34/0x70 [ 384.051344] ? __switch_to_asm+0x34/0x70 [ 384.055619] ? __switch_to_asm+0x34/0x70 [ 384.059682] ? __switch_to_asm+0x34/0x70 [ 384.063738] ? __switch_to_asm+0x40/0x70 [ 384.067799] ? __switch_to_asm+0x34/0x70 [ 384.071868] ? __switch_to_asm+0x40/0x70 [ 384.075939] ? graph_lock+0x170/0x170 [ 384.079748] ? graph_lock+0x170/0x170 [ 384.083549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.089091] ? wait_consider_task+0x245/0x3bb0 [ 384.093679] ? memset+0x31/0x40 [ 384.096965] ? find_held_lock+0x36/0x1c0 [ 384.101039] ? get_signal+0x95b/0x1980 [ 384.104928] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.109424] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.113934] do_group_exit+0x177/0x440 [ 384.117827] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 384.123284] ? __ia32_sys_exit+0x50/0x50 [ 384.127359] get_signal+0x8b0/0x1980 [ 384.131085] ? ptrace_notify+0x130/0x130 [ 384.135147] ? do_wait+0x57d/0xb90 [ 384.138694] ? wait_consider_task+0x3bb0/0x3bb0 [ 384.143359] ? graph_lock+0x170/0x170 [ 384.147157] ? graph_lock+0x170/0x170 [ 384.150957] ? graph_lock+0x170/0x170 [ 384.154772] do_signal+0x9c/0x21e0 [ 384.158315] ? find_held_lock+0x36/0x1c0 [ 384.162386] ? setup_sigcontext+0x7d0/0x7d0 [ 384.166709] ? kernel_wait4+0x2e0/0x3f0 [ 384.170718] ? __ia32_sys_waitid+0x140/0x140 [ 384.175133] ? task_stopped_code+0x190/0x190 [ 384.179544] ? exit_to_usermode_loop+0x8c/0x380 [ 384.184236] ? __do_page_fault+0x4a6/0xed0 [ 384.188473] ? do_syscall_64+0x9a/0x820 [ 384.192450] ? do_syscall_64+0x9a/0x820 [ 384.196429] exit_to_usermode_loop+0x2e5/0x380 [ 384.201015] ? syscall_slow_exit_work+0x520/0x520 [ 384.205876] do_syscall_64+0x6be/0x820 [ 384.209771] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 384.215141] ? syscall_return_slowpath+0x5e0/0x5e0 [ 384.220068] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.224914] ? trace_hardirqs_on_caller+0x310/0x310 [ 384.229933] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 384.234954] ? prepare_exit_to_usermode+0x291/0x3b0 [ 384.239981] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.244842] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 384.250044] RIP: 0033:0x4110ba [ 384.253236] Code: Bad RIP value. [ 384.256593] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 384.264299] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 384.271567] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 384.278835] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 384.286107] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 384.293374] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 384.300666] warn_alloc_show_mem: 1 callbacks suppressed [ 384.300678] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 384.300680] Mem-Info: [ 384.300715] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 384.300715] active_file:15 inactive_file:18 isolated_file:0 [ 384.300715] unevictable:0 dirty:0 writeback:0 unstable:0 [ 384.300715] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 384.300715] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 384.300715] free:13728 free_pcp:120 free_cma:0 [ 384.306061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 384.312997] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 384.315398] Call Trace: [ 384.348274] Node 0 [ 384.357640] dump_stack+0x1c4/0x2b4 [ 384.385318] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 384.387892] ? dump_stack_print_info.cold.2+0x52/0x52 [ 384.390098] lowmem_reserve[]: [ 384.393740] warn_alloc.cold.119+0xb7/0x1bd [ 384.419212] 0 [ 384.424411] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 384.427472] 2817 6321 [ 384.431793] ? lock_downgrade+0x900/0x900 [ 384.433571] 6321 [ 384.438415] ? trace_hardirqs_off+0xb8/0x310 [ 384.445029] ? trace_hardirqs_off+0xb8/0x310 [ 384.447066] Node 0 [ 384.451469] __alloc_pages_slowpath+0x2667/0x2d80 [ 384.455878] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 384.458099] ? mark_held_locks+0x130/0x130 [ 384.462910] lowmem_reserve[]: [ 384.489631] ? warn_alloc+0x120/0x120 [ 384.493840] 0 [ 384.496947] ? warn_alloc+0x120/0x120 [ 384.500713] 0 3503 [ 384.502521] ? print_usage_bug+0xc0/0xc0 [ 384.506292] 3503 [ 384.508522] ? warn_alloc+0x120/0x120 [ 384.514609] ? print_usage_bug+0xc0/0xc0 [ 384.518384] Node 0 Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 384.522470] ? __lock_acquire+0x7ec/0x4ec0 [ 384.522487] ? __lock_acquire+0x7ec/0x4ec0 [ 384.551437] lowmem_reserve[]: 0 [ 384.555692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.559902] 0 [ 384.563180] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.568688] 0 [ 384.570491] ? should_fail+0x22d/0xd01 [ 384.575997] 0 [ 384.577796] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.583453] ? __lock_acquire+0x7ec/0x4ec0 [ 384.588527] Node 0 DMA: [ 384.592756] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.592773] ? __lock_acquire+0x7ec/0x4ec0 [ 384.595421] 1*4kB [ 384.600516] ? should_fail+0x22d/0xd01 [ 384.604723] (U) [ 384.606885] ? mark_held_locks+0x130/0x130 [ 384.610745] 0*8kB [ 384.612716] ? mark_held_locks+0x130/0x130 [ 384.616928] 0*16kB [ 384.619069] ? graph_lock+0x170/0x170 [ 384.623277] 1*32kB [ 384.625507] ? print_usage_bug+0xc0/0xc0 [ 384.629280] (U) [ 384.631510] ? graph_lock+0x170/0x170 [ 384.635546] 2*64kB [ 384.637515] ? print_usage_bug+0xc0/0xc0 [ 384.641293] (U) [ 384.643522] ? wq_watchdog_touch+0x9c/0xfe [ 384.647561] 1*128kB [ 384.649552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.653860] (U) [ 384.656181] ? check_preemption_disabled+0x48/0x200 [ 384.661698] 1*256kB [ 384.663667] ? check_preemption_disabled+0x48/0x200 [ 384.668657] (U) [ 384.670983] ? __lock_is_held+0xb5/0x140 [ 384.675966] 0*512kB [ 384.677939] __alloc_pages_nodemask+0xa80/0xde0 [ 384.681970] 1*1024kB [ 384.684284] ? graph_lock+0x170/0x170 [ 384.688920] (U) 1*2048kB [ 384.691332] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 384.695105] (M) [ 384.697863] ? graph_lock+0x170/0x170 [ 384.702862] 3*4096kB [ 384.704838] ? find_held_lock+0x36/0x1c0 [ 384.708608] (M) [ 384.711023] ? ____cache_alloc_node+0x1c7/0x1e0 [ 384.715049] = 15908kB [ 384.717022] ? lock_downgrade+0x900/0x900 [ 384.721666] Node 0 [ 384.724074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.728196] DMA32: [ 384.730430] cache_grow_begin+0x91/0x8c0 [ 384.735942] 3*4kB [ 384.738171] ? do_raw_spin_unlock+0xa7/0x2f0 [ 384.742202] (UM) [ 384.744350] fallback_alloc+0x203/0x2e0 [ 384.748730] 3*8kB [ 384.750787] ____cache_alloc_node+0x1c7/0x1e0 [ 384.754729] (UM) [ 384.756884] kmem_cache_alloc_node+0xe3/0x730 [ 384.761356] 3*16kB [ 384.763421] ? ipv6_get_ifaddr+0x42e/0x620 [ 384.767891] (UM) [ 384.770125] __alloc_skb+0x119/0x770 [ 384.774326] 1*32kB [ 384.776392] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 384.780073] (M) [ 384.782303] ? skb_scrub_packet+0x490/0x490 [ 384.787563] 1*64kB [ 384.789537] ? lock_downgrade+0x900/0x900 [ 384.793832] (M) [ 384.796070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.800188] 5*128kB [ 384.802160] ? refcount_sub_and_test_checked+0x203/0x310 [ 384.807666] (UM) [ 384.809985] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 384.815406] 3*256kB [ 384.817465] ? addrconf_rs_timer+0x6f0/0x6f0 [ 384.822886] (M) [ 384.825211] ndisc_alloc_skb+0x144/0x340 [ 384.829582] 4*512kB [ 384.831550] ndisc_send_rs+0x331/0x6e0 [ 384.835581] (M) [ 384.837908] addrconf_rs_timer+0x3c0/0x6f0 [ 384.841771] 3*1024kB [ 384.843743] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.847948] (UM) [ 384.850360] call_timer_fn+0x272/0x920 [ 384.854560] 3*2048kB [ 384.856621] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.860479] (UM) [ 384.862890] ? process_timeout+0x40/0x40 [ 384.867096] 3*4096kB (M) [ 384.869160] ? find_held_lock+0x36/0x1c0 [ 384.873193] = 25140kB [ 384.875945] ? __run_timers+0x7da/0xc70 [ 384.879979] Node 0 [ 384.882384] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.886333] Normal: [ 384.888566] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.893037] 894*4kB [ 384.895353] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.899818] (UME) [ 384.902138] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 384.906346] 400*8kB [ 384.908487] ? trace_hardirqs_on+0xbd/0x310 [ 384.913043] (ME) [ 384.915361] ? kasan_check_read+0x11/0x20 [ 384.919647] 203*16kB (ME) [ 384.921923] ? __run_timers+0x7da/0xc70 [ 384.926051] 78*32kB [ 384.928891] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 384.932839] (ME) [ 384.935165] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.940585] 15*64kB [ 384.942653] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.946866] (M) [ 384.949185] __run_timers+0x7e5/0xc70 [ 384.953396] 3*128kB [ 384.955376] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 384.959143] (UM) [ 384.961462] ? compat_start_thread+0x80/0x80 [ 384.966792] 0*256kB 0*512kB [ 384.968866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.973249] 0*1024kB [ 384.976259] ? _raw_spin_unlock_irq+0x60/0x80 [ 384.981772] 0*2048kB [ 384.984175] ? finish_task_switch+0x1f5/0x900 [ 384.988642] 0*4096kB [ 384.991046] ? finish_task_switch+0x1b5/0x900 [ 384.995514] = 13864kB [ 384.997927] ? __switch_to_asm+0x34/0x70 [ 385.002402] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 385.002417] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 385.004814] ? preempt_notifier_register+0x200/0x200 [ 385.008849] 412 total pagecache pages [ 385.017681] ? __switch_to_asm+0x34/0x70 [ 385.026254] 0 pages in swap cache [ 385.031344] ? __switch_to_asm+0x40/0x70 [ 385.035125] Swap cache stats: add 0, delete 0, find 0/0 [ 385.039176] ? __switch_to_asm+0x34/0x70 [ 385.042601] Free swap = 0kB [ 385.046649] ? __switch_to_asm+0x40/0x70 [ 385.051987] Total swap = 0kB [ 385.056035] ? __switch_to_asm+0x34/0x70 [ 385.059037] 1965979 pages RAM [ 385.063085] ? __switch_to_asm+0x40/0x70 [ 385.066080] 0 pages HighMem/MovableOnly [ 385.070131] ? __switch_to_asm+0x40/0x70 [ 385.073210] 342745 pages reserved [ 385.077261] ? pvclock_read_flags+0x160/0x160 [ 385.081203] 0 pages cma reserved [ 385.081270] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 385.085263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.085278] ? check_preemption_disabled+0x48/0x200 [ 385.085305] ? rcu_pm_notify+0xc0/0xc0 [ 385.088783] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 385.093222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.096566] syz-executor5 cpuset= [ 385.103052] ? check_preemption_disabled+0x48/0x200 [ 385.108568] / [ 385.113579] run_timer_softirq+0x52/0xb0 [ 385.117442] mems_allowed=0 [ 385.127915] ? rcu_read_lock_sched_held+0x108/0x120 [ 385.155531] __do_softirq+0x30b/0xad8 [ 385.159345] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 385.164446] ? trace_hardirqs_off+0x310/0x310 [ 385.168944] ? trace_hardirqs_on+0x310/0x310 [ 385.173363] ? schedule+0x108/0x460 [ 385.176998] ? __schedule+0x1ed0/0x1ed0 [ 385.180979] ? trace_hardirqs_off+0xb8/0x310 [ 385.185397] ? ___might_sleep+0x1ed/0x300 [ 385.189545] ? smpboot_thread_fn+0x68b/0xa00 [ 385.193951] ? trace_hardirqs_on+0x310/0x310 [ 385.198366] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.203908] ? check_preemption_disabled+0x48/0x200 [ 385.208928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.214470] ? takeover_tasklets+0xa90/0xa90 [ 385.218887] run_ksoftirqd+0x94/0x100 [ 385.222689] smpboot_thread_fn+0x68b/0xa00 [ 385.226925] ? sort_range+0x30/0x30 [ 385.230556] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 385.235663] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.241200] ? __kthread_parkme+0xfb/0x1a0 [ 385.245440] kthread+0x35a/0x420 [ 385.248807] ? sort_range+0x30/0x30 [ 385.252434] ? kthread_bind+0x40/0x40 [ 385.256246] ret_from_fork+0x3a/0x50 [ 385.259977] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 385.260050] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 385.267283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 385.267288] Call Trace: [ 385.267295] [ 385.267311] dump_stack+0x1c4/0x2b4 [ 385.267328] ? dump_stack_print_info.cold.2+0x52/0x52 [ 385.273903] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 385.283161] warn_alloc.cold.119+0xb7/0x1bd [ 385.285716] ksoftirqd/1 cpuset= [ 385.287870] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 385.291465] / [ 385.296652] ? lock_downgrade+0x900/0x900 [ 385.306938] mems_allowed=0 [ 385.311256] ? trace_hardirqs_off+0xb8/0x310 [ 385.332466] ? trace_hardirqs_off+0xb8/0x310 [ 385.336899] __alloc_pages_slowpath+0x2667/0x2d80 [ 385.341776] ? warn_alloc+0x120/0x120 [ 385.345586] ? warn_alloc+0x120/0x120 [ 385.349389] ? print_usage_bug+0xc0/0xc0 [ 385.353451] ? warn_alloc+0x120/0x120 [ 385.357250] ? print_usage_bug+0xc0/0xc0 [ 385.361316] ? __lock_acquire+0x7ec/0x4ec0 [ 385.365550] ? __lock_acquire+0x7ec/0x4ec0 [ 385.369787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.375323] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.380869] ? should_fail+0x22d/0xd01 [ 385.384771] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.389880] ? __lock_acquire+0x7ec/0x4ec0 [ 385.394127] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.399227] ? __lock_acquire+0x7ec/0x4ec0 [ 385.403460] ? should_fail+0x22d/0xd01 [ 385.407355] ? mark_held_locks+0x130/0x130 [ 385.411602] ? mark_held_locks+0x130/0x130 [ 385.415843] ? graph_lock+0x170/0x170 [ 385.419654] ? print_usage_bug+0xc0/0xc0 [ 385.423719] ? graph_lock+0x170/0x170 [ 385.427521] ? print_usage_bug+0xc0/0xc0 [ 385.431579] ? wq_watchdog_touch+0x9c/0xfe [ 385.435821] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.441366] ? check_preemption_disabled+0x48/0x200 [ 385.446377] ? check_preemption_disabled+0x48/0x200 [ 385.451402] ? __lock_is_held+0xb5/0x140 [ 385.455470] __alloc_pages_nodemask+0xa80/0xde0 [ 385.460140] ? graph_lock+0x170/0x170 [ 385.463949] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 385.468960] ? graph_lock+0x170/0x170 [ 385.472775] ? find_held_lock+0x36/0x1c0 [ 385.476845] ? ____cache_alloc_node+0x1c7/0x1e0 [ 385.481531] ? lock_downgrade+0x900/0x900 [ 385.485685] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.491227] cache_grow_begin+0x91/0x8c0 [ 385.495288] ? do_raw_spin_unlock+0xa7/0x2f0 [ 385.499707] fallback_alloc+0x203/0x2e0 [ 385.503779] ____cache_alloc_node+0x1c7/0x1e0 [ 385.508281] kmem_cache_alloc_node+0xe3/0x730 [ 385.512778] ? ipv6_get_ifaddr+0x42e/0x620 [ 385.517022] __alloc_skb+0x119/0x770 [ 385.520735] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 385.526015] ? skb_scrub_packet+0x490/0x490 [ 385.530338] ? lock_downgrade+0x900/0x900 [ 385.534492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.540029] ? refcount_sub_and_test_checked+0x203/0x310 [ 385.545486] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 385.550942] ? addrconf_rs_timer+0x6f0/0x6f0 [ 385.555364] ndisc_alloc_skb+0x144/0x340 [ 385.559432] ndisc_send_rs+0x331/0x6e0 [ 385.563327] addrconf_rs_timer+0x3c0/0x6f0 [ 385.567566] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.571816] call_timer_fn+0x272/0x920 [ 385.575704] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.579944] ? process_timeout+0x40/0x40 [ 385.584002] ? find_held_lock+0x36/0x1c0 [ 385.588073] ? __run_timers+0x7da/0xc70 [ 385.592049] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.596543] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.601037] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.605270] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 385.609860] ? trace_hardirqs_on+0xbd/0x310 [ 385.614187] ? kasan_check_read+0x11/0x20 [ 385.618338] ? __run_timers+0x7da/0xc70 [ 385.622325] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 385.627783] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.632022] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.636256] __run_timers+0x7e5/0xc70 [ 385.640074] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 385.645442] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 385.650459] ? graph_lock+0x170/0x170 [ 385.654264] ? enqueue_hrtimer+0x1a5/0x560 [ 385.658496] ? lock_release+0x970/0x970 [ 385.662470] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 385.667668] ? find_held_lock+0x36/0x1c0 [ 385.671741] ? pvclock_read_flags+0x160/0x160 [ 385.676268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.681807] ? check_preemption_disabled+0x48/0x200 [ 385.686831] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 385.692120] ? rcu_pm_notify+0xc0/0xc0 [ 385.696009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.701546] ? check_preemption_disabled+0x48/0x200 [ 385.706569] run_timer_softirq+0x52/0xb0 [ 385.710632] ? rcu_read_lock_sched_held+0x108/0x120 [ 385.715650] __do_softirq+0x30b/0xad8 [ 385.719467] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 385.724575] ? pvclock_read_flags+0x160/0x160 [ 385.729071] ? lapic_next_event+0x5a/0x90 [ 385.733219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.738755] ? check_preemption_disabled+0x48/0x200 [ 385.743766] ? check_preemption_disabled+0x48/0x200 [ 385.748786] ? kvm_clock_read+0x18/0x30 [ 385.752762] ? kvm_sched_clock_read+0x9/0x20 [ 385.757172] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.762710] ? check_preemption_disabled+0x48/0x200 [ 385.767737] irq_exit+0x17f/0x1c0 [ 385.771191] smp_apic_timer_interrupt+0x1cb/0x760 [ 385.776031] ? smp_reschedule_interrupt+0x109/0x650 [ 385.781048] ? smp_call_function_single_interrupt+0x650/0x650 [ 385.786935] ? interrupt_entry+0xb5/0xf0 [ 385.790998] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.796015] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.801036] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.805896] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.810917] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.815935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.821470] ? check_preemption_disabled+0x48/0x200 [ 385.826487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.832032] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.836896] apic_timer_interrupt+0xf/0x20 [ 385.841123] [ 385.843362] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 385.848569] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 385.867486] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 385.875201] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 385.882472] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 385.889738] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 385.897004] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 385.904268] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 385.911569] do_exit+0x11ef/0x2610 [ 385.915111] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 385.920134] ? mm_update_next_owner+0x990/0x990 [ 385.924802] ? print_usage_bug+0xc0/0xc0 [ 385.928869] ? graph_lock+0x170/0x170 [ 385.932681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.938216] ? check_preemption_disabled+0x48/0x200 [ 385.943231] ? check_preemption_disabled+0x48/0x200 [ 385.948245] ? print_usage_bug+0xc0/0xc0 [ 385.952314] ? __lock_acquire+0x7ec/0x4ec0 [ 385.956553] ? __lock_acquire+0x7ec/0x4ec0 [ 385.960803] ? mark_held_locks+0x130/0x130 [ 385.965051] ? mark_held_locks+0x130/0x130 [ 385.969287] ? finish_task_switch+0x1b5/0x900 [ 385.973780] ? __switch_to_asm+0x34/0x70 [ 385.977847] ? __switch_to_asm+0x34/0x70 [ 385.981921] ? __switch_to_asm+0x34/0x70 [ 385.985978] ? __switch_to_asm+0x40/0x70 [ 385.990035] ? __switch_to_asm+0x34/0x70 [ 385.994096] ? __switch_to_asm+0x40/0x70 [ 385.998154] ? __switch_to_asm+0x34/0x70 [ 386.002218] ? __switch_to_asm+0x34/0x70 [ 386.006277] ? __switch_to_asm+0x34/0x70 [ 386.010346] ? __switch_to_asm+0x34/0x70 [ 386.014406] ? __switch_to_asm+0x40/0x70 [ 386.018466] ? __switch_to_asm+0x34/0x70 [ 386.022521] ? __switch_to_asm+0x40/0x70 [ 386.026593] ? graph_lock+0x170/0x170 [ 386.030400] ? graph_lock+0x170/0x170 [ 386.034203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.039739] ? wait_consider_task+0x245/0x3bb0 [ 386.044326] ? memset+0x31/0x40 [ 386.047612] ? find_held_lock+0x36/0x1c0 [ 386.051689] ? get_signal+0x95b/0x1980 [ 386.055843] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.060346] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.064861] do_group_exit+0x177/0x440 [ 386.068761] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 386.074213] ? __ia32_sys_exit+0x50/0x50 [ 386.078286] get_signal+0x8b0/0x1980 [ 386.082011] ? ptrace_notify+0x130/0x130 [ 386.086073] ? do_wait+0x57d/0xb90 [ 386.089617] ? wait_consider_task+0x3bb0/0x3bb0 [ 386.094286] ? graph_lock+0x170/0x170 [ 386.098088] ? graph_lock+0x170/0x170 [ 386.101903] ? graph_lock+0x170/0x170 [ 386.105723] do_signal+0x9c/0x21e0 [ 386.109266] ? find_held_lock+0x36/0x1c0 [ 386.113333] ? setup_sigcontext+0x7d0/0x7d0 [ 386.117655] ? kernel_wait4+0x2e0/0x3f0 [ 386.121634] ? __ia32_sys_waitid+0x140/0x140 [ 386.126048] ? task_stopped_code+0x190/0x190 [ 386.130460] ? exit_to_usermode_loop+0x8c/0x380 [ 386.135143] ? __do_page_fault+0x4a6/0xed0 [ 386.139378] ? do_syscall_64+0x9a/0x820 [ 386.143351] ? do_syscall_64+0x9a/0x820 [ 386.147332] exit_to_usermode_loop+0x2e5/0x380 [ 386.151922] ? syscall_slow_exit_work+0x520/0x520 [ 386.156776] do_syscall_64+0x6be/0x820 [ 386.160663] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 386.166026] ? syscall_return_slowpath+0x5e0/0x5e0 [ 386.170955] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 386.175801] ? trace_hardirqs_on_caller+0x310/0x310 [ 386.180822] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 386.185844] ? prepare_exit_to_usermode+0x291/0x3b0 [ 386.190882] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 386.195745] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 386.200930] RIP: 0033:0x4110ba [ 386.204124] Code: Bad RIP value. [ 386.207482] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 386.215194] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 386.222463] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 386.229733] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 386.236997] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 386.244262] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 386.251564] warn_alloc_show_mem: 1 callbacks suppressed [ 386.251576] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 386.251578] Mem-Info: [ 386.251609] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 386.251609] active_file:15 inactive_file:18 isolated_file:0 [ 386.251609] unevictable:0 dirty:0 writeback:0 unstable:0 [ 386.251609] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 386.251609] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 386.251609] free:13728 free_pcp:120 free_cma:0 [ 386.256944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 386.256953] Call Trace: [ 386.263896] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 386.266299] dump_stack+0x1c4/0x2b4 [ 386.299161] Node 0 [ 386.308519] ? dump_stack_print_info.cold.2+0x52/0x52 [ 386.311100] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 386.338862] warn_alloc.cold.119+0xb7/0x1bd [ 386.342459] lowmem_reserve[]: [ 386.344693] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 386.349936] 0 2817 [ 386.375450] ? lock_downgrade+0x900/0x900 [ 386.379750] 6321 [ 386.382861] ? trace_hardirqs_off+0xb8/0x310 [ 386.387674] 6321 [ 386.389914] ? trace_hardirqs_off+0xb8/0x310 [ 386.394032] Node 0 [ 386.396102] __alloc_pages_slowpath+0x2667/0x2d80 [ 386.400503] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 386.402552] ? mark_held_locks+0x130/0x130 [ 386.406911] lowmem_reserve[]: 0 [ 386.409155] ? warn_alloc+0x120/0x120 [ 386.413962] 0 3503 [ 386.440783] ? warn_alloc+0x120/0x120 [ 386.444996] 3503 [ 386.448273] ? print_usage_bug+0xc0/0xc0 [ 386.454273] ? warn_alloc+0x120/0x120 [ 386.458065] Node 0 [ 386.460132] ? print_usage_bug+0xc0/0xc0 [ 386.464199] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 386.467965] ? __lock_acquire+0x7ec/0x4ec0 [ 386.470165] lowmem_reserve[]: 0 [ 386.474229] ? __lock_acquire+0x7ec/0x4ec0 [ 386.502571] 0 0 [ 386.506827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.510073] 0 [ 386.514302] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.521780] ? should_fail+0x22d/0xd01 [ 386.523556] Node 0 [ 386.529089] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.532949] DMA: [ 386.535181] ? __lock_acquire+0x7ec/0x4ec0 [ 386.540255] 1*4kB [ 386.542310] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.546514] (U) [ 386.548662] ? __lock_acquire+0x7ec/0x4ec0 [ 386.553741] 0*8kB [ 386.555710] ? should_fail+0x22d/0xd01 [ 386.559921] 0*16kB [ 386.562073] ? mark_held_locks+0x130/0x130 [ 386.565930] 1*32kB [ 386.568163] ? mark_held_locks+0x130/0x130 [ 386.572369] (U) [ 386.574603] ? mark_held_locks+0xc7/0x130 [ 386.578809] 2*64kB (U) [ 386.580786] ? print_usage_bug+0xc0/0xc0 [ 386.584913] 1*128kB [ 386.587487] ? graph_lock+0x170/0x170 [ 386.591522] (U) [ 386.593839] ? print_usage_bug+0xc0/0xc0 [ 386.597613] 1*256kB [ 386.599581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.603614] (U) [ 386.605931] ? check_preemption_disabled+0x48/0x200 [ 386.611443] 0*512kB [ 386.613412] ? check_preemption_disabled+0x48/0x200 [ 386.618406] 1*1024kB [ 386.620732] ? __lock_is_held+0xb5/0x140 [ 386.625713] (U) [ 386.628126] __alloc_pages_nodemask+0xa80/0xde0 [ 386.632158] 1*2048kB [ 386.634124] ? graph_lock+0x170/0x170 [ 386.638767] (M) [ 386.641172] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 386.644949] 3*4096kB [ 386.646923] ? graph_lock+0x170/0x170 [ 386.651908] (M) = 15908kB [ 386.654327] ? find_held_lock+0x36/0x1c0 [ 386.658099] Node 0 [ 386.660869] ? ____cache_alloc_node+0x1c7/0x1e0 [ 386.664895] DMA32: [ 386.667122] ? lock_downgrade+0x900/0x900 [ 386.671764] 3*4kB [ 386.673998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.678113] (UM) [ 386.680263] cache_grow_begin+0x91/0x8c0 [ 386.685770] 3*8kB [ 386.687825] ? do_raw_spin_unlock+0xa7/0x2f0 [ 386.691866] (UM) [ 386.694012] fallback_alloc+0x203/0x2e0 [ 386.698397] 3*16kB [ 386.700453] ____cache_alloc_node+0x1c7/0x1e0 [ 386.704390] (UM) 1*32kB [ 386.706635] kmem_cache_alloc_node+0xe3/0x730 [ 386.711106] (M) [ 386.713776] ? ipv6_get_ifaddr+0x42e/0x620 [ 386.718241] 1*64kB [ 386.720212] __alloc_skb+0x119/0x770 [ 386.724417] (M) [ 386.726649] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 386.730337] 5*128kB [ 386.732315] ? skb_scrub_packet+0x490/0x490 [ 386.737561] (UM) [ 386.739885] ? lock_downgrade+0x900/0x900 [ 386.744190] 3*256kB (M) [ 386.746262] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.750381] 4*512kB [ 386.753051] ? refcount_sub_and_test_checked+0x203/0x310 [ 386.758559] (M) [ 386.760882] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 386.766309] 3*1024kB [ 386.768279] ? addrconf_rs_timer+0x6f0/0x6f0 [ 386.773701] (UM) [ 386.776112] ndisc_alloc_skb+0x144/0x340 [ 386.780489] 3*2048kB [ 386.782548] ndisc_send_rs+0x331/0x6e0 [ 386.786592] (UM) [ 386.789001] addrconf_rs_timer+0x3c0/0x6f0 [ 386.792883] 3*4096kB [ 386.794943] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.799148] (M) [ 386.801562] call_timer_fn+0x272/0x920 [ 386.805762] = 25140kB [ 386.807735] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.811593] Node 0 [ 386.813995] ? process_timeout+0x40/0x40 [ 386.818201] Normal: [ 386.820435] ? find_held_lock+0x36/0x1c0 [ 386.824467] 894*4kB [ 386.826788] ? __run_timers+0x7da/0xc70 [ 386.830816] (UME) [ 386.833132] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.837081] 400*8kB [ 386.839220] ? _raw_spin_unlock_irq+0x27/0x80 [ 386.843690] (ME) [ 386.846028] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.850502] 203*16kB [ 386.852557] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 386.856768] (ME) [ 386.859176] ? trace_hardirqs_on+0xbd/0x310 [ 386.863766] 78*32kB [ 386.865826] ? kasan_check_read+0x11/0x20 [ 386.870119] (ME) [ 386.872439] ? __run_timers+0x7da/0xc70 [ 386.876562] 15*64kB (M) [ 386.878637] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 386.882587] 3*128kB (UM) [ 386.885261] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.890681] 0*256kB [ 386.893435] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 386.897639] 0*512kB 0*1024kB [ 386.899971] __run_timers+0x7e5/0xc70 [ 386.904173] 0*2048kB 0*4096kB [ 386.907294] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 386.911060] = 13864kB [ 386.914242] ? compat_start_thread+0x80/0x80 [ 386.919589] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 386.922234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.926627] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 386.935451] ? _raw_spin_unlock_irq+0x60/0x80 [ 386.935477] ? finish_task_switch+0x1f5/0x900 [ 386.940989] 412 total pagecache pages [ 386.949564] ? finish_task_switch+0x1b5/0x900 [ 386.954035] 0 pages in swap cache [ 386.958517] ? __switch_to_asm+0x34/0x70 [ 386.962298] Swap cache stats: add 0, delete 0, find 0/0 [ 386.966783] ? preempt_notifier_register+0x200/0x200 [ 386.970211] Free swap = 0kB [ 386.974263] ? __switch_to_asm+0x34/0x70 [ 386.979599] Total swap = 0kB [ 386.984954] ? __switch_to_asm+0x40/0x70 [ 386.987948] 1965979 pages RAM [ 386.992019] ? __switch_to_asm+0x34/0x70 [ 386.995014] 0 pages HighMem/MovableOnly [ 386.999066] ? __switch_to_asm+0x40/0x70 [ 387.002149] 342745 pages reserved [ 387.006204] ? __switch_to_asm+0x34/0x70 [ 387.010152] 0 pages cma reserved [ 387.014203] ? __switch_to_asm+0x40/0x70 [ 387.017686] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 387.021680] ? __switch_to_asm+0x40/0x70 [ 387.025326] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 387.029099] ? pvclock_read_flags+0x160/0x160 [ 387.035579] syz-executor5 cpuset= [ 387.039635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.050090] / [ 387.054581] ? check_preemption_disabled+0x48/0x200 [ 387.058011] mems_allowed=0 [ 387.063546] ? rcu_pm_notify+0xc0/0xc0 [ 387.077019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.082555] ? check_preemption_disabled+0x48/0x200 [ 387.087583] run_timer_softirq+0x52/0xb0 [ 387.091646] ? rcu_read_lock_sched_held+0x108/0x120 [ 387.096664] __do_softirq+0x30b/0xad8 [ 387.100475] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 387.105752] ? trace_hardirqs_off+0x310/0x310 [ 387.110265] ? trace_hardirqs_on+0x310/0x310 [ 387.114683] ? schedule+0x108/0x460 [ 387.118319] ? __schedule+0x1ed0/0x1ed0 [ 387.122302] ? trace_hardirqs_off+0xb8/0x310 [ 387.126710] ? ___might_sleep+0x1ed/0x300 [ 387.130868] ? smpboot_thread_fn+0x68b/0xa00 [ 387.135282] ? trace_hardirqs_on+0x310/0x310 [ 387.139695] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.145236] ? check_preemption_disabled+0x48/0x200 [ 387.150254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.155798] ? takeover_tasklets+0xa90/0xa90 [ 387.160213] run_ksoftirqd+0x94/0x100 [ 387.164030] smpboot_thread_fn+0x68b/0xa00 [ 387.168267] ? sort_range+0x30/0x30 [ 387.171898] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 387.177002] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.182540] ? __kthread_parkme+0xfb/0x1a0 [ 387.186783] kthread+0x35a/0x420 [ 387.190147] ? sort_range+0x30/0x30 [ 387.193776] ? kthread_bind+0x40/0x40 [ 387.197580] ret_from_fork+0x3a/0x50 [ 387.201313] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 387.201412] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 387.208588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 387.208593] Call Trace: [ 387.208600] [ 387.208625] dump_stack+0x1c4/0x2b4 [ 387.208645] ? dump_stack_print_info.cold.2+0x52/0x52 [ 387.215212] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 387.224488] warn_alloc.cold.119+0xb7/0x1bd [ 387.227041] ksoftirqd/1 cpuset= [ 387.229184] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 387.232786] / [ 387.237969] ? lock_downgrade+0x900/0x900 [ 387.248258] mems_allowed=0 [ 387.252574] ? trace_hardirqs_off+0xb8/0x310 [ 387.273811] ? trace_hardirqs_off+0xb8/0x310 [ 387.278239] __alloc_pages_slowpath+0x2667/0x2d80 [ 387.283121] ? warn_alloc+0x120/0x120 [ 387.286927] ? warn_alloc+0x120/0x120 [ 387.290729] ? print_usage_bug+0xc0/0xc0 [ 387.294792] ? warn_alloc+0x120/0x120 [ 387.298593] ? print_usage_bug+0xc0/0xc0 [ 387.302660] ? graph_lock+0x170/0x170 [ 387.306463] ? kvm_sched_clock_read+0x9/0x20 [ 387.310883] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.316431] ? should_fail+0x22d/0xd01 [ 387.320323] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.325426] ? __lock_acquire+0x7ec/0x4ec0 [ 387.329667] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.334769] ? __lock_acquire+0x7ec/0x4ec0 [ 387.339006] ? should_fail+0x22d/0xd01 [ 387.342912] ? mark_held_locks+0x130/0x130 [ 387.347161] ? mark_held_locks+0x130/0x130 [ 387.351401] ? try_to_wake_up+0x10a/0x12f0 [ 387.355635] ? graph_lock+0x170/0x170 [ 387.359436] ? print_usage_bug+0xc0/0xc0 [ 387.363503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.369047] ? check_preemption_disabled+0x48/0x200 [ 387.374063] ? check_preemption_disabled+0x48/0x200 [ 387.379097] ? __lock_is_held+0xb5/0x140 [ 387.383167] __alloc_pages_nodemask+0xa80/0xde0 [ 387.387838] ? graph_lock+0x170/0x170 [ 387.391653] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 387.396670] ? graph_lock+0x170/0x170 [ 387.400483] ? find_held_lock+0x36/0x1c0 [ 387.404559] ? ____cache_alloc_node+0x1c7/0x1e0 [ 387.409230] ? lock_downgrade+0x900/0x900 [ 387.413389] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.418936] cache_grow_begin+0x91/0x8c0 [ 387.423005] ? do_raw_spin_unlock+0xa7/0x2f0 [ 387.427426] fallback_alloc+0x203/0x2e0 [ 387.431409] ____cache_alloc_node+0x1c7/0x1e0 [ 387.435919] kmem_cache_alloc_node+0xe3/0x730 [ 387.440417] ? ipv6_get_ifaddr+0x42e/0x620 [ 387.444666] __alloc_skb+0x119/0x770 [ 387.448385] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 387.453670] ? skb_scrub_packet+0x490/0x490 [ 387.457993] ? lock_downgrade+0x900/0x900 [ 387.462158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.467697] ? refcount_sub_and_test_checked+0x203/0x310 [ 387.473152] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 387.478605] ? addrconf_rs_timer+0x6f0/0x6f0 [ 387.483032] ndisc_alloc_skb+0x144/0x340 [ 387.487103] ndisc_send_rs+0x331/0x6e0 [ 387.491001] addrconf_rs_timer+0x3c0/0x6f0 [ 387.495244] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.499491] call_timer_fn+0x272/0x920 [ 387.503380] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.507620] ? process_timeout+0x40/0x40 [ 387.511699] ? find_held_lock+0x36/0x1c0 [ 387.515770] ? __run_timers+0x7da/0xc70 [ 387.519749] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.524243] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.528737] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.532976] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 387.537560] ? trace_hardirqs_on+0xbd/0x310 [ 387.541895] ? kasan_check_read+0x11/0x20 [ 387.546048] ? __run_timers+0x7da/0xc70 [ 387.550023] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 387.555481] ? work_on_cpu_safe+0x90/0x90 [ 387.559636] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.563878] __run_timers+0x7e5/0xc70 [ 387.567702] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 387.573066] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 387.578099] ? graph_lock+0x170/0x170 [ 387.581911] ? enqueue_hrtimer+0x1a5/0x560 [ 387.586143] ? lock_release+0x970/0x970 [ 387.590116] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 387.595318] ? find_held_lock+0x36/0x1c0 [ 387.599391] ? pvclock_read_flags+0x160/0x160 [ 387.603902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.609441] ? check_preemption_disabled+0x48/0x200 [ 387.614470] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 387.619753] ? rcu_pm_notify+0xc0/0xc0 [ 387.623645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.629188] ? check_preemption_disabled+0x48/0x200 [ 387.634214] run_timer_softirq+0x52/0xb0 [ 387.638277] ? rcu_read_lock_sched_held+0x108/0x120 [ 387.643300] __do_softirq+0x30b/0xad8 [ 387.647130] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 387.652242] ? pvclock_read_flags+0x160/0x160 [ 387.656737] ? lapic_next_event+0x5a/0x90 [ 387.660896] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.666438] ? check_preemption_disabled+0x48/0x200 [ 387.671468] ? check_preemption_disabled+0x48/0x200 [ 387.676490] ? kvm_clock_read+0x18/0x30 [ 387.680482] ? kvm_sched_clock_read+0x9/0x20 [ 387.684909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.690444] ? check_preemption_disabled+0x48/0x200 [ 387.695475] irq_exit+0x17f/0x1c0 [ 387.698932] smp_apic_timer_interrupt+0x1cb/0x760 [ 387.703775] ? smp_reschedule_interrupt+0x109/0x650 [ 387.708798] ? smp_call_function_single_interrupt+0x650/0x650 [ 387.714690] ? interrupt_entry+0xb5/0xf0 [ 387.718754] ? trace_hardirqs_off_caller+0xbb/0x310 [ 387.723767] ? trace_hardirqs_off_caller+0xbb/0x310 [ 387.728786] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.733631] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.738645] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.743667] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.749215] ? check_preemption_disabled+0x48/0x200 [ 387.754230] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.759780] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.764633] apic_timer_interrupt+0xf/0x20 [ 387.768867] [ 387.771113] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 387.776300] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 387.795200] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 387.802917] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 387.810184] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 387.817453] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 387.824723] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 387.831989] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 387.839289] do_exit+0x11ef/0x2610 [ 387.842834] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 387.847874] ? mm_update_next_owner+0x990/0x990 [ 387.852547] ? print_usage_bug+0xc0/0xc0 [ 387.856607] ? graph_lock+0x170/0x170 [ 387.860416] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.865976] ? check_preemption_disabled+0x48/0x200 [ 387.870988] ? check_preemption_disabled+0x48/0x200 [ 387.876004] ? print_usage_bug+0xc0/0xc0 [ 387.880079] ? __lock_acquire+0x7ec/0x4ec0 [ 387.884321] ? __lock_acquire+0x7ec/0x4ec0 [ 387.888571] ? mark_held_locks+0x130/0x130 [ 387.892817] ? mark_held_locks+0x130/0x130 [ 387.897052] ? finish_task_switch+0x1b5/0x900 [ 387.901548] ? __switch_to_asm+0x34/0x70 [ 387.905620] ? __switch_to_asm+0x34/0x70 [ 387.909683] ? __switch_to_asm+0x34/0x70 [ 387.913740] ? __switch_to_asm+0x40/0x70 [ 387.917812] ? __switch_to_asm+0x34/0x70 [ 387.921877] ? __switch_to_asm+0x40/0x70 [ 387.925941] ? __switch_to_asm+0x34/0x70 [ 387.930011] ? __switch_to_asm+0x34/0x70 [ 387.934082] ? __switch_to_asm+0x34/0x70 [ 387.938142] ? __switch_to_asm+0x34/0x70 [ 387.942199] ? __switch_to_asm+0x40/0x70 [ 387.946256] ? __switch_to_asm+0x34/0x70 [ 387.950314] ? __switch_to_asm+0x40/0x70 [ 387.954385] ? graph_lock+0x170/0x170 [ 387.958188] ? graph_lock+0x170/0x170 [ 387.961993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.967532] ? wait_consider_task+0x245/0x3bb0 [ 387.972116] ? memset+0x31/0x40 [ 387.975402] ? find_held_lock+0x36/0x1c0 [ 387.979474] ? get_signal+0x95b/0x1980 [ 387.983365] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.987879] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.992389] do_group_exit+0x177/0x440 [ 387.996290] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 388.001746] ? __ia32_sys_exit+0x50/0x50 [ 388.005825] get_signal+0x8b0/0x1980 [ 388.009563] ? ptrace_notify+0x130/0x130 [ 388.013625] ? do_wait+0x57d/0xb90 [ 388.017202] ? wait_consider_task+0x3bb0/0x3bb0 [ 388.021886] ? graph_lock+0x170/0x170 [ 388.025698] ? graph_lock+0x170/0x170 [ 388.029499] ? graph_lock+0x170/0x170 [ 388.033315] do_signal+0x9c/0x21e0 [ 388.036868] ? find_held_lock+0x36/0x1c0 [ 388.040944] ? setup_sigcontext+0x7d0/0x7d0 [ 388.045268] ? kernel_wait4+0x2e0/0x3f0 [ 388.049248] ? __ia32_sys_waitid+0x140/0x140 [ 388.053880] ? task_stopped_code+0x190/0x190 [ 388.058479] ? exit_to_usermode_loop+0x8c/0x380 [ 388.063167] ? __do_page_fault+0x4a6/0xed0 [ 388.067411] ? do_syscall_64+0x9a/0x820 [ 388.071389] ? do_syscall_64+0x9a/0x820 [ 388.075372] exit_to_usermode_loop+0x2e5/0x380 [ 388.079963] ? syscall_slow_exit_work+0x520/0x520 [ 388.084817] do_syscall_64+0x6be/0x820 [ 388.088708] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 388.094078] ? syscall_return_slowpath+0x5e0/0x5e0 [ 388.099011] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.103867] ? trace_hardirqs_on_caller+0x310/0x310 [ 388.108928] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 388.113954] ? prepare_exit_to_usermode+0x291/0x3b0 [ 388.118981] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.123850] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 388.129055] RIP: 0033:0x4110ba [ 388.132252] Code: Bad RIP value. [ 388.135614] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 388.143322] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 388.150591] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 388.157868] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 388.165139] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 388.172408] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 388.179701] warn_alloc_show_mem: 1 callbacks suppressed [ 388.179713] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 388.179715] Mem-Info: [ 388.179746] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 388.179746] active_file:15 inactive_file:18 isolated_file:0 [ 388.179746] unevictable:0 dirty:0 writeback:0 unstable:0 [ 388.179746] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 388.179746] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 388.179746] free:13728 free_pcp:120 free_cma:0 [ 388.185089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 388.192021] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 388.194418] Call Trace: [ 388.227294] Node 0 [ 388.236656] dump_stack+0x1c4/0x2b4 [ 388.264332] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 388.266903] ? dump_stack_print_info.cold.2+0x52/0x52 [ 388.269131] lowmem_reserve[]: [ 388.272765] warn_alloc.cold.119+0xb7/0x1bd [ 388.298234] 0 2817 [ 388.303447] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 388.306515] 6321 6321 [ 388.310842] ? lock_downgrade+0x900/0x900 [ 388.317892] ? trace_hardirqs_off+0xb8/0x310 [ 388.320363] Node 0 [ 388.324506] ? trace_hardirqs_off+0xb8/0x310 [ 388.328920] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 388.331130] __alloc_pages_slowpath+0x2667/0x2d80 [ 388.335497] lowmem_reserve[]: 0 [ 388.362247] ? mark_held_locks+0x130/0x130 [ 388.367057] 0 [ 388.370335] ? warn_alloc+0x120/0x120 [ 388.374537] 3503 3503 [ 388.376353] ? warn_alloc+0x120/0x120 [ 388.380127] Node 0 [ 388.382627] ? print_usage_bug+0xc0/0xc0 [ 388.386423] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 388.386431] lowmem_reserve[]: [ 388.388665] ? warn_alloc+0x120/0x120 [ 388.392696] 0 [ 388.421073] ? print_usage_bug+0xc0/0xc0 [ 388.424154] 0 [ 388.427955] ? __lock_acquire+0x7ec/0x4ec0 [ 388.429731] 0 [ 388.433790] ? __lock_acquire+0x7ec/0x4ec0 [ 388.435566] 0 [ 388.439795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.445798] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.447573] Node 0 [ 388.453107] ? should_fail+0x22d/0xd01 [ 388.458617] DMA: [ 388.460863] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.464724] 1*4kB [ 388.466779] ? __lock_acquire+0x7ec/0x4ec0 [ 388.471864] (U) [ 388.474009] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.478216] 0*8kB [ 388.480185] ? __lock_acquire+0x7ec/0x4ec0 [ 388.485267] 0*16kB [ 388.487414] ? should_fail+0x22d/0xd01 [ 388.491622] 1*32kB [ 388.493865] ? mark_held_locks+0x130/0x130 [ 388.497726] (U) [ 388.499957] ? mark_held_locks+0x130/0x130 [ 388.504167] 2*64kB [ 388.506135] ? mark_held_locks+0xc7/0x130 [ 388.510340] (U) [ 388.512567] ? print_usage_bug+0xc0/0xc0 [ 388.516688] 1*128kB [ 388.518654] ? graph_lock+0x170/0x170 [ 388.522688] (U) [ 388.525009] ? print_usage_bug+0xc0/0xc0 [ 388.528787] 1*256kB [ 388.530761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.534791] (U) [ 388.537110] ? check_preemption_disabled+0x48/0x200 [ 388.542622] 0*512kB [ 388.544593] ? check_preemption_disabled+0x48/0x200 [ 388.549581] 1*1024kB (U) [ 388.551922] ? __lock_is_held+0xb5/0x140 [ 388.556909] 1*2048kB [ 388.559665] __alloc_pages_nodemask+0xa80/0xde0 [ 388.563696] (M) [ 388.566099] ? graph_lock+0x170/0x170 [ 388.570742] 3*4096kB [ 388.572713] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 388.576482] (M) [ 388.578892] ? graph_lock+0x170/0x170 [ 388.583886] = 15908kB [ 388.583897] Node 0 [ 388.585886] ? find_held_lock+0x36/0x1c0 [ 388.589649] DMA32: 3*4kB [ 388.592071] ? ____cache_alloc_node+0x1c7/0x1e0 [ 388.594274] (UM) [ 388.598338] ? lock_downgrade+0x900/0x900 [ 388.601063] 3*8kB (UM) [ 388.605741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.607781] 3*16kB [ 388.611933] cache_grow_begin+0x91/0x8c0 [ 388.614487] (UM) [ 388.620027] ? do_raw_spin_unlock+0xa7/0x2f0 [ 388.622237] 1*32kB [ 388.626298] fallback_alloc+0x203/0x2e0 [ 388.628325] (M) [ 388.632737] ____cache_alloc_node+0x1c7/0x1e0 [ 388.634947] 1*64kB [ 388.638919] kmem_cache_alloc_node+0xe3/0x730 [ 388.640872] (M) [ 388.645371] ? ipv6_get_ifaddr+0x42e/0x620 [ 388.647581] 5*128kB [ 388.652076] __alloc_skb+0x119/0x770 [ 388.654025] (UM) [ 388.658259] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 388.660552] 3*256kB [ 388.664262] ? skb_scrub_packet+0x490/0x490 [ 388.666294] (M) [ 388.671564] ? lock_downgrade+0x900/0x900 [ 388.673867] 4*512kB [ 388.678185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.680130] (M) [ 388.684272] ? refcount_sub_and_test_checked+0x203/0x310 [ 388.686566] 3*1024kB [ 388.692097] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 388.694047] (UM) [ 388.699493] ? addrconf_rs_timer+0x6f0/0x6f0 [ 388.701885] 3*2048kB [ 388.707333] ndisc_alloc_skb+0x144/0x340 [ 388.709362] (UM) [ 388.713767] ndisc_send_rs+0x331/0x6e0 [ 388.716153] 3*4096kB [ 388.720206] addrconf_rs_timer+0x3c0/0x6f0 [ 388.722241] (M) [ 388.726126] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.728512] = 25140kB [ 388.732746] call_timer_fn+0x272/0x920 [ 388.734689] Node 0 [ 388.738914] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.741296] Normal: [ 388.745179] ? process_timeout+0x40/0x40 [ 388.747387] 894*4kB [ 388.751616] ? find_held_lock+0x36/0x1c0 [ 388.753917] (UME) [ 388.757979] ? __run_timers+0x7da/0xc70 [ 388.760274] 400*8kB [ 388.764330] ? _raw_spin_unlock_irq+0x27/0x80 [ 388.766452] (ME) [ 388.770427] ? _raw_spin_unlock_irq+0x27/0x80 [ 388.772727] 203*16kB [ 388.777215] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.779248] (ME) [ 388.783736] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 388.786118] 78*32kB [ 388.790344] ? trace_hardirqs_on+0xbd/0x310 [ 388.792379] (ME) [ 388.796964] ? kasan_check_read+0x11/0x20 [ 388.799262] 15*64kB [ 388.803581] ? __run_timers+0x7da/0xc70 [ 388.805613] (M) [ 388.809757] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 388.812053] 3*128kB [ 388.816023] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.817986] (UM) [ 388.823432] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 388.825727] 0*256kB [ 388.829959] __run_timers+0x7e5/0xc70 [ 388.831996] 0*512kB [ 388.836232] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 388.838521] 0*1024kB [ 388.842316] ? compat_start_thread+0x80/0x80 [ 388.844607] 0*2048kB 0*4096kB [ 388.849975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.852357] = 13864kB [ 388.856760] ? _raw_spin_unlock_irq+0x60/0x80 [ 388.859934] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 388.865460] ? finish_task_switch+0x1f5/0x900 [ 388.867849] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 388.872344] ? finish_task_switch+0x1b5/0x900 [ 388.881155] 412 total pagecache pages [ 388.885647] ? __switch_to_asm+0x34/0x70 [ 388.894203] 0 pages in swap cache [ 388.898694] ? preempt_notifier_register+0x200/0x200 [ 388.902471] Swap cache stats: add 0, delete 0, find 0/0 [ 388.906521] ? __switch_to_asm+0x34/0x70 [ 388.909949] Free swap = 0kB [ 388.915045] ? __switch_to_asm+0x40/0x70 [ 388.920383] Total swap = 0kB [ 388.924802] ? __switch_to_asm+0x34/0x70 [ 388.927797] 1965979 pages RAM [ 388.931849] ? __switch_to_asm+0x40/0x70 [ 388.934865] 0 pages HighMem/MovableOnly [ 388.938919] ? __switch_to_asm+0x34/0x70 [ 388.941994] 342745 pages reserved [ 388.942003] 0 pages cma reserved [ 388.946056] ? __switch_to_asm+0x40/0x70 [ 388.950062] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 388.954056] ? __switch_to_asm+0x40/0x70 [ 388.954078] ? pvclock_read_flags+0x160/0x160 [ 388.954097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.957585] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 388.960891] ? check_preemption_disabled+0x48/0x200 [ 388.964932] syz-executor5 cpuset= [ 388.971430] ? rcu_pm_notify+0xc0/0xc0 [ 388.975455] / [ 388.979945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.985452] mems_allowed=0 [ 388.995925] ? check_preemption_disabled+0x48/0x200 [ 389.023381] run_timer_softirq+0x52/0xb0 [ 389.027453] ? rcu_read_lock_sched_held+0x108/0x120 [ 389.032473] __do_softirq+0x30b/0xad8 [ 389.036285] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 389.041398] ? trace_hardirqs_off+0x310/0x310 [ 389.045896] ? trace_hardirqs_on+0x310/0x310 [ 389.050319] ? schedule+0x108/0x460 [ 389.053954] ? __schedule+0x1ed0/0x1ed0 [ 389.057940] ? trace_hardirqs_off+0xb8/0x310 [ 389.062352] ? ___might_sleep+0x1ed/0x300 [ 389.066497] ? smpboot_thread_fn+0x68b/0xa00 [ 389.070910] ? trace_hardirqs_on+0x310/0x310 [ 389.075326] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.080873] ? check_preemption_disabled+0x48/0x200 [ 389.085894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.091434] ? takeover_tasklets+0xa90/0xa90 [ 389.095850] run_ksoftirqd+0x94/0x100 [ 389.099664] smpboot_thread_fn+0x68b/0xa00 [ 389.103908] ? sort_range+0x30/0x30 [ 389.107539] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 389.112647] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.118185] ? __kthread_parkme+0xfb/0x1a0 [ 389.122427] kthread+0x35a/0x420 [ 389.125797] ? sort_range+0x30/0x30 [ 389.129425] ? kthread_bind+0x40/0x40 [ 389.133228] ret_from_fork+0x3a/0x50 [ 389.136966] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 389.137040] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 389.144236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 389.144242] Call Trace: [ 389.144248] [ 389.144264] dump_stack+0x1c4/0x2b4 [ 389.144280] ? dump_stack_print_info.cold.2+0x52/0x52 [ 389.144307] warn_alloc.cold.119+0xb7/0x1bd [ 389.150864] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 389.160122] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 389.162680] ksoftirqd/1 cpuset= [ 389.164824] ? lock_downgrade+0x900/0x900 [ 389.168423] / [ 389.173624] ? trace_hardirqs_off+0xb8/0x310 [ 389.177923] mems_allowed=0 [ 389.188231] ? trace_hardirqs_off+0xb8/0x310 [ 389.213875] __alloc_pages_slowpath+0x2667/0x2d80 [ 389.218759] ? warn_alloc+0x120/0x120 [ 389.222564] ? warn_alloc+0x120/0x120 [ 389.226375] ? print_usage_bug+0xc0/0xc0 [ 389.230436] ? warn_alloc+0x120/0x120 [ 389.234241] ? print_usage_bug+0xc0/0xc0 [ 389.238304] ? __lock_acquire+0x7ec/0x4ec0 [ 389.242539] ? __lock_acquire+0x7ec/0x4ec0 [ 389.246776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.252317] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.257869] ? should_fail+0x22d/0xd01 [ 389.261767] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.266881] ? __lock_acquire+0x7ec/0x4ec0 [ 389.271128] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.276237] ? __lock_acquire+0x7ec/0x4ec0 [ 389.280469] ? should_fail+0x22d/0xd01 [ 389.284365] ? mark_held_locks+0x130/0x130 [ 389.288609] ? mark_held_locks+0x130/0x130 [ 389.292845] ? graph_lock+0x170/0x170 [ 389.296655] ? print_usage_bug+0xc0/0xc0 [ 389.300719] ? graph_lock+0x170/0x170 [ 389.304519] ? print_usage_bug+0xc0/0xc0 [ 389.308578] ? wq_watchdog_touch+0x9c/0xfe [ 389.312817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.318368] ? check_preemption_disabled+0x48/0x200 [ 389.323380] ? check_preemption_disabled+0x48/0x200 [ 389.328407] ? __lock_is_held+0xb5/0x140 [ 389.332476] __alloc_pages_nodemask+0xa80/0xde0 [ 389.337152] ? graph_lock+0x170/0x170 [ 389.340955] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 389.345967] ? graph_lock+0x170/0x170 [ 389.349781] ? find_held_lock+0x36/0x1c0 [ 389.353854] ? ____cache_alloc_node+0x1c7/0x1e0 [ 389.358539] ? lock_downgrade+0x900/0x900 [ 389.362697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.368243] cache_grow_begin+0x91/0x8c0 [ 389.372310] ? do_raw_spin_unlock+0xa7/0x2f0 [ 389.376739] fallback_alloc+0x203/0x2e0 [ 389.380722] ____cache_alloc_node+0x1c7/0x1e0 [ 389.385226] kmem_cache_alloc_node+0xe3/0x730 [ 389.389725] ? ipv6_get_ifaddr+0x42e/0x620 [ 389.393970] __alloc_skb+0x119/0x770 [ 389.397687] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 389.402969] ? skb_scrub_packet+0x490/0x490 [ 389.407296] ? lock_downgrade+0x900/0x900 [ 389.411456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.416996] ? refcount_sub_and_test_checked+0x203/0x310 [ 389.422456] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 389.427914] ? addrconf_rs_timer+0x6f0/0x6f0 [ 389.432338] ndisc_alloc_skb+0x144/0x340 [ 389.436406] ndisc_send_rs+0x331/0x6e0 [ 389.440302] addrconf_rs_timer+0x3c0/0x6f0 [ 389.444549] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.448798] call_timer_fn+0x272/0x920 [ 389.452685] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.456935] ? process_timeout+0x40/0x40 [ 389.460994] ? find_held_lock+0x36/0x1c0 [ 389.465067] ? __run_timers+0x7da/0xc70 [ 389.469090] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.473585] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.478098] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.482334] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 389.486925] ? trace_hardirqs_on+0xbd/0x310 [ 389.491266] ? kasan_check_read+0x11/0x20 [ 389.495422] ? __run_timers+0x7da/0xc70 [ 389.499399] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 389.504866] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.509117] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.513355] __run_timers+0x7e5/0xc70 [ 389.517173] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 389.522539] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 389.527558] ? graph_lock+0x170/0x170 [ 389.531364] ? enqueue_hrtimer+0x1a5/0x560 [ 389.535599] ? lock_release+0x970/0x970 [ 389.539578] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 389.544776] ? find_held_lock+0x36/0x1c0 [ 389.548846] ? pvclock_read_flags+0x160/0x160 [ 389.553354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.558904] ? check_preemption_disabled+0x48/0x200 [ 389.563932] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 389.569209] ? rcu_pm_notify+0xc0/0xc0 [ 389.573100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.578640] ? check_preemption_disabled+0x48/0x200 [ 389.583666] run_timer_softirq+0x52/0xb0 [ 389.587726] ? rcu_read_lock_sched_held+0x108/0x120 [ 389.592752] __do_softirq+0x30b/0xad8 [ 389.596566] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 389.601679] ? pvclock_read_flags+0x160/0x160 [ 389.606172] ? lapic_next_event+0x5a/0x90 [ 389.610319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.615863] ? check_preemption_disabled+0x48/0x200 [ 389.620887] ? check_preemption_disabled+0x48/0x200 [ 389.625924] ? kvm_clock_read+0x18/0x30 [ 389.629907] ? kvm_sched_clock_read+0x9/0x20 [ 389.634322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.639869] ? check_preemption_disabled+0x48/0x200 [ 389.644911] irq_exit+0x17f/0x1c0 [ 389.648371] smp_apic_timer_interrupt+0x1cb/0x760 [ 389.653212] ? smp_reschedule_interrupt+0x109/0x650 [ 389.658232] ? smp_call_function_single_interrupt+0x650/0x650 [ 389.664293] ? interrupt_entry+0xb5/0xf0 [ 389.668360] ? trace_hardirqs_off_caller+0xbb/0x310 [ 389.673373] ? trace_hardirqs_off_caller+0xbb/0x310 [ 389.678393] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.683240] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.688252] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.693274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.698809] ? check_preemption_disabled+0x48/0x200 [ 389.703824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.709377] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.714235] apic_timer_interrupt+0xf/0x20 [ 389.718465] [ 389.720703] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 389.725899] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 389.744801] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 389.752516] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 389.759781] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 389.767047] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 389.774311] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 389.781580] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 389.788899] do_exit+0x11ef/0x2610 [ 389.792445] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 389.797470] ? mm_update_next_owner+0x990/0x990 [ 389.802139] ? print_usage_bug+0xc0/0xc0 [ 389.806199] ? graph_lock+0x170/0x170 [ 389.810002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.815541] ? check_preemption_disabled+0x48/0x200 [ 389.820554] ? check_preemption_disabled+0x48/0x200 [ 389.825571] ? print_usage_bug+0xc0/0xc0 [ 389.829640] ? __lock_acquire+0x7ec/0x4ec0 [ 389.833887] ? __lock_acquire+0x7ec/0x4ec0 [ 389.838148] ? mark_held_locks+0x130/0x130 [ 389.842398] ? mark_held_locks+0x130/0x130 [ 389.846639] ? finish_task_switch+0x1b5/0x900 [ 389.851131] ? __switch_to_asm+0x34/0x70 [ 389.855195] ? __switch_to_asm+0x34/0x70 [ 389.859254] ? __switch_to_asm+0x34/0x70 [ 389.863310] ? __switch_to_asm+0x40/0x70 [ 389.867371] ? __switch_to_asm+0x34/0x70 [ 389.871431] ? __switch_to_asm+0x40/0x70 [ 389.875498] ? __switch_to_asm+0x34/0x70 [ 389.879560] ? __switch_to_asm+0x34/0x70 [ 389.883624] ? __switch_to_asm+0x34/0x70 [ 389.887685] ? __switch_to_asm+0x34/0x70 [ 389.891744] ? __switch_to_asm+0x40/0x70 [ 389.895804] ? __switch_to_asm+0x34/0x70 [ 389.899871] ? __switch_to_asm+0x40/0x70 [ 389.903952] ? graph_lock+0x170/0x170 [ 389.907760] ? graph_lock+0x170/0x170 [ 389.911563] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.917106] ? wait_consider_task+0x245/0x3bb0 [ 389.921702] ? memset+0x31/0x40 [ 389.924990] ? find_held_lock+0x36/0x1c0 [ 389.929067] ? get_signal+0x95b/0x1980 [ 389.932970] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.937475] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.941986] do_group_exit+0x177/0x440 [ 389.945887] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 389.951361] ? __ia32_sys_exit+0x50/0x50 [ 389.955440] get_signal+0x8b0/0x1980 [ 389.959169] ? ptrace_notify+0x130/0x130 [ 389.963228] ? do_wait+0x57d/0xb90 [ 389.966777] ? wait_consider_task+0x3bb0/0x3bb0 [ 389.971450] ? graph_lock+0x170/0x170 [ 389.975255] ? graph_lock+0x170/0x170 [ 389.979077] ? graph_lock+0x170/0x170 [ 389.982915] do_signal+0x9c/0x21e0 [ 389.986466] ? find_held_lock+0x36/0x1c0 [ 389.990537] ? setup_sigcontext+0x7d0/0x7d0 [ 389.994871] ? kernel_wait4+0x2e0/0x3f0 [ 389.998865] ? __ia32_sys_waitid+0x140/0x140 [ 390.003285] ? task_stopped_code+0x190/0x190 [ 390.007706] ? exit_to_usermode_loop+0x8c/0x380 [ 390.012390] ? __do_page_fault+0x4a6/0xed0 [ 390.016632] ? do_syscall_64+0x9a/0x820 [ 390.020607] ? do_syscall_64+0x9a/0x820 [ 390.024591] exit_to_usermode_loop+0x2e5/0x380 [ 390.029183] ? syscall_slow_exit_work+0x520/0x520 [ 390.034044] do_syscall_64+0x6be/0x820 [ 390.037935] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 390.043303] ? syscall_return_slowpath+0x5e0/0x5e0 [ 390.048233] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.053171] ? trace_hardirqs_on_caller+0x310/0x310 [ 390.058188] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 390.063295] ? prepare_exit_to_usermode+0x291/0x3b0 [ 390.068323] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.073177] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 390.078368] RIP: 0033:0x4110ba [ 390.081565] Code: Bad RIP value. [ 390.084925] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 390.092637] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 390.099913] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 390.107185] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 390.114461] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 390.121732] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 390.129029] warn_alloc_show_mem: 1 callbacks suppressed [ 390.129042] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 390.129044] Mem-Info: [ 390.129075] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 390.129075] active_file:15 inactive_file:18 isolated_file:0 [ 390.129075] unevictable:0 dirty:0 writeback:0 unstable:0 [ 390.129075] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 390.129075] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 390.129075] free:13728 free_pcp:120 free_cma:0 [ 390.134415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 390.134425] Call Trace: [ 390.141366] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 390.143779] dump_stack+0x1c4/0x2b4 [ 390.176643] Node 0 [ 390.186031] ? dump_stack_print_info.cold.2+0x52/0x52 [ 390.188615] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 390.216275] warn_alloc.cold.119+0xb7/0x1bd [ 390.219878] lowmem_reserve[]: [ 390.222118] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 390.227277] 0 [ 390.252783] ? lock_downgrade+0x900/0x900 [ 390.257082] 2817 [ 390.260187] ? trace_hardirqs_off+0xb8/0x310 [ 390.265010] 6321 [ 390.266818] ? trace_hardirqs_off+0xb8/0x310 [ 390.270936] 6321 [ 390.273012] __alloc_pages_slowpath+0x2667/0x2d80 [ 390.279464] ? mark_held_locks+0x130/0x130 [ 390.283869] Node 0 [ 390.285945] ? warn_alloc+0x120/0x120 [ 390.290780] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 390.294986] ? warn_alloc+0x120/0x120 [ 390.297192] lowmem_reserve[]: [ 390.300992] ? print_usage_bug+0xc0/0xc0 [ 390.327771] 0 0 [ 390.331584] ? warn_alloc+0x120/0x120 [ 390.334652] 3503 3503 [ 390.338715] ? print_usage_bug+0xc0/0xc0 [ 390.344454] ? __lock_acquire+0x7ec/0x4ec0 [ 390.346925] Node 0 [ 390.350988] ? __lock_acquire+0x7ec/0x4ec0 [ 390.355233] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 390.357432] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.361640] lowmem_reserve[]: [ 390.390023] ? should_fail+0x22d/0xd01 [ 390.395532] 0 0 [ 390.398651] ? __lock_acquire+0x7ec/0x4ec0 [ 390.402508] 0 [ 390.404484] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.408692] 0 [ 390.410493] ? __lock_acquire+0x7ec/0x4ec0 [ 390.415569] Node 0 [ 390.417372] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.421577] DMA: [ 390.423812] ? __lock_acquire+0x7ec/0x4ec0 [ 390.428888] 1*4kB [ 390.430948] ? should_fail+0x22d/0xd01 [ 390.435153] (U) [ 390.437307] ? mark_held_locks+0x130/0x130 [ 390.441156] 0*8kB [ 390.443125] ? mark_held_locks+0x130/0x130 [ 390.447332] 0*16kB [ 390.449486] ? graph_lock+0x170/0x170 [ 390.453692] 1*32kB [ 390.455926] ? print_usage_bug+0xc0/0xc0 [ 390.459698] (U) [ 390.461932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.466054] 2*64kB [ 390.468023] ? check_preemption_disabled+0x48/0x200 [ 390.473538] (U) [ 390.475769] ? check_preemption_disabled+0x48/0x200 [ 390.480759] 1*128kB [ 390.482740] ? __lock_is_held+0xb5/0x140 [ 390.487715] (U) 1*256kB [ 390.490047] __alloc_pages_nodemask+0xa80/0xde0 [ 390.494075] (U) [ 390.496741] ? graph_lock+0x170/0x170 [ 390.501411] 0*512kB [ 390.503417] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 390.507189] 1*1024kB [ 390.509504] ? graph_lock+0x170/0x170 [ 390.514492] (U) [ 390.516910] ? find_held_lock+0x36/0x1c0 [ 390.520691] 1*2048kB (M) [ 390.522680] ? ____cache_alloc_node+0x1c7/0x1e0 [ 390.526709] 3*4096kB [ 390.529463] ? lock_downgrade+0x900/0x900 [ 390.534104] (M) [ 390.536515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.540634] = 15908kB [ 390.542608] cache_grow_begin+0x91/0x8c0 [ 390.548113] Node 0 [ 390.550519] ? do_raw_spin_unlock+0xa7/0x2f0 [ 390.554549] DMA32: [ 390.556784] fallback_alloc+0x203/0x2e0 [ 390.561161] 3*4kB [ 390.563402] ____cache_alloc_node+0x1c7/0x1e0 [ 390.567345] (UM) [ 390.569497] kmem_cache_alloc_node+0xe3/0x730 [ 390.573963] 3*8kB [ 390.576021] ? ipv6_get_ifaddr+0x42e/0x620 [ 390.580486] (UM) [ 390.582633] __alloc_skb+0x119/0x770 [ 390.586832] 3*16kB (UM) [ 390.588924] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 390.592608] 1*32kB [ 390.595270] ? skb_scrub_packet+0x490/0x490 [ 390.600523] (M) [ 390.602759] ? lock_downgrade+0x900/0x900 [ 390.607052] 1*64kB [ 390.609027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.613160] (M) [ 390.615397] ? refcount_sub_and_test_checked+0x203/0x310 [ 390.620902] 5*128kB (UM) [ 390.622896] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 390.628332] 3*256kB [ 390.631087] ? addrconf_rs_timer+0x6f0/0x6f0 [ 390.636515] (M) [ 390.638842] ndisc_alloc_skb+0x144/0x340 [ 390.643219] 4*512kB [ 390.645193] ndisc_send_rs+0x331/0x6e0 [ 390.649218] (M) 3*1024kB [ 390.651551] addrconf_rs_timer+0x3c0/0x6f0 [ 390.655405] (UM) [ 390.658159] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.662366] 3*2048kB [ 390.664438] call_timer_fn+0x272/0x920 [ 390.668637] (UM) [ 390.671043] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.674907] 3*4096kB [ 390.676968] ? process_timeout+0x40/0x40 [ 390.681175] (M) [ 390.683584] ? find_held_lock+0x36/0x1c0 [ 390.687618] = 25140kB [ 390.689592] ? __run_timers+0x7da/0xc70 [ 390.693623] Node 0 [ 390.696024] ? _raw_spin_unlock_irq+0x27/0x80 [ 390.699972] Normal: [ 390.702202] ? _raw_spin_unlock_irq+0x27/0x80 [ 390.706669] 894*4kB [ 390.708986] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.713453] (UME) [ 390.715771] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 390.720000] 400*8kB [ 390.722147] ? trace_hardirqs_on+0xbd/0x310 [ 390.726703] (ME) [ 390.729024] ? kasan_check_read+0x11/0x20 [ 390.733314] 203*16kB (ME) [ 390.735383] ? __run_timers+0x7da/0xc70 [ 390.739502] 78*32kB [ 390.742342] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 390.746298] (ME) [ 390.748617] ? work_on_cpu_safe+0x90/0x90 [ 390.748640] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.754063] 15*64kB [ 390.756120] __run_timers+0x7e5/0xc70 [ 390.760237] (M) [ 390.764479] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 390.766768] 3*128kB [ 390.770562] ? compat_start_thread+0x80/0x80 [ 390.772513] (UM) [ 390.777877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.780177] 0*256kB [ 390.784581] ? _raw_spin_unlock_irq+0x60/0x80 [ 390.786615] 0*512kB [ 390.792146] ? finish_task_switch+0x1f5/0x900 [ 390.794445] 0*1024kB [ 390.798930] ? finish_task_switch+0x1b5/0x900 [ 390.801232] 0*2048kB [ 390.805720] ? __switch_to_asm+0x34/0x70 [ 390.808105] 0*4096kB [ 390.812591] ? preempt_notifier_register+0x200/0x200 [ 390.814974] = 13864kB [ 390.819029] ? __switch_to_asm+0x34/0x70 [ 390.821439] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 390.826528] ? __switch_to_asm+0x40/0x70 [ 390.828926] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 390.832982] ? __switch_to_asm+0x34/0x70 [ 390.841796] 412 total pagecache pages [ 390.845851] ? __switch_to_asm+0x40/0x70 [ 390.854417] 0 pages in swap cache [ 390.858468] ? __switch_to_asm+0x34/0x70 [ 390.862246] Swap cache stats: add 0, delete 0, find 0/0 [ 390.866296] ? __switch_to_asm+0x40/0x70 [ 390.869721] Free swap = 0kB [ 390.873775] ? __switch_to_asm+0x40/0x70 [ 390.879105] Total swap = 0kB [ 390.879113] 1965979 pages RAM [ 390.883171] ? pvclock_read_flags+0x160/0x160 [ 390.886162] 0 pages HighMem/MovableOnly [ 390.890217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.893209] 342745 pages reserved [ 390.896309] ? check_preemption_disabled+0x48/0x200 [ 390.900786] 0 pages cma reserved [ 390.904770] ? rcu_pm_notify+0xc0/0xc0 [ 390.910333] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 390.913745] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.913760] ? check_preemption_disabled+0x48/0x200 [ 390.913783] run_timer_softirq+0x52/0xb0 [ 390.918834] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 390.922369] ? rcu_read_lock_sched_held+0x108/0x120 [ 390.926234] syz-executor5 cpuset= [ 390.932727] __do_softirq+0x30b/0xad8 [ 390.938240] / [ 390.943266] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 390.947317] mems_allowed=0 [ 390.957796] ? trace_hardirqs_off+0x310/0x310 [ 390.984205] ? trace_hardirqs_on+0x310/0x310 [ 390.988626] ? schedule+0x108/0x460 [ 390.992258] ? __schedule+0x1ed0/0x1ed0 [ 390.996240] ? trace_hardirqs_off+0xb8/0x310 [ 391.000654] ? ___might_sleep+0x1ed/0x300 [ 391.004805] ? smpboot_thread_fn+0x68b/0xa00 [ 391.009226] ? trace_hardirqs_on+0x310/0x310 [ 391.013638] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.019178] ? check_preemption_disabled+0x48/0x200 [ 391.024195] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.029741] ? takeover_tasklets+0xa90/0xa90 [ 391.034159] run_ksoftirqd+0x94/0x100 [ 391.037974] smpboot_thread_fn+0x68b/0xa00 [ 391.042214] ? sort_range+0x30/0x30 [ 391.045847] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 391.050964] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.056504] ? __kthread_parkme+0xfb/0x1a0 [ 391.060745] kthread+0x35a/0x420 [ 391.064117] ? sort_range+0x30/0x30 [ 391.067742] ? kthread_bind+0x40/0x40 [ 391.071561] ret_from_fork+0x3a/0x50 [ 391.075300] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 391.075372] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 391.082574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 391.082583] Call Trace: [ 391.089190] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 391.098417] [ 391.100993] ksoftirqd/1 cpuset= [ 391.111309] dump_stack+0x1c4/0x2b4 [ 391.113434] / [ 391.116731] ? dump_stack_print_info.cold.2+0x52/0x52 [ 391.120335] mems_allowed=0 [ 391.122052] warn_alloc.cold.119+0xb7/0x1bd [ 391.134440] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 391.139286] ? lock_downgrade+0x900/0x900 [ 391.143442] ? trace_hardirqs_off+0xb8/0x310 [ 391.147871] ? trace_hardirqs_off+0xb8/0x310 [ 391.152295] __alloc_pages_slowpath+0x2667/0x2d80 [ 391.157168] ? warn_alloc+0x120/0x120 [ 391.160974] ? warn_alloc+0x120/0x120 [ 391.164778] ? print_usage_bug+0xc0/0xc0 [ 391.168841] ? warn_alloc+0x120/0x120 [ 391.172654] ? print_usage_bug+0xc0/0xc0 [ 391.176722] ? __lock_acquire+0x7ec/0x4ec0 [ 391.180956] ? __lock_acquire+0x7ec/0x4ec0 [ 391.185193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.190728] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.196267] ? should_fail+0x22d/0xd01 [ 391.200164] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.205269] ? __lock_acquire+0x7ec/0x4ec0 [ 391.209519] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.214663] ? __lock_acquire+0x7ec/0x4ec0 [ 391.218908] ? should_fail+0x22d/0xd01 [ 391.222809] ? mark_held_locks+0x130/0x130 [ 391.227053] ? mark_held_locks+0x130/0x130 [ 391.231291] ? graph_lock+0x170/0x170 [ 391.235091] ? print_usage_bug+0xc0/0xc0 [ 391.239153] ? graph_lock+0x170/0x170 [ 391.242956] ? print_usage_bug+0xc0/0xc0 [ 391.247018] ? wq_watchdog_touch+0x9c/0xfe [ 391.251265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.256805] ? check_preemption_disabled+0x48/0x200 [ 391.261821] ? check_preemption_disabled+0x48/0x200 [ 391.266877] ? __lock_is_held+0xb5/0x140 [ 391.270954] __alloc_pages_nodemask+0xa80/0xde0 [ 391.275626] ? graph_lock+0x170/0x170 [ 391.279434] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 391.284447] ? graph_lock+0x170/0x170 [ 391.288265] ? find_held_lock+0x36/0x1c0 [ 391.292337] ? ____cache_alloc_node+0x1c7/0x1e0 [ 391.297007] ? lock_downgrade+0x900/0x900 [ 391.301168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.306721] cache_grow_begin+0x91/0x8c0 [ 391.310789] ? do_raw_spin_unlock+0xa7/0x2f0 [ 391.315211] fallback_alloc+0x203/0x2e0 [ 391.319193] ____cache_alloc_node+0x1c7/0x1e0 [ 391.323698] kmem_cache_alloc_node+0xe3/0x730 [ 391.328196] ? ipv6_get_ifaddr+0x42e/0x620 [ 391.332442] __alloc_skb+0x119/0x770 [ 391.336159] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 391.341438] ? skb_scrub_packet+0x490/0x490 [ 391.345764] ? lock_downgrade+0x900/0x900 [ 391.349925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.355468] ? refcount_sub_and_test_checked+0x203/0x310 [ 391.360943] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 391.366399] ? addrconf_rs_timer+0x6f0/0x6f0 [ 391.370822] ndisc_alloc_skb+0x144/0x340 [ 391.374903] ndisc_send_rs+0x331/0x6e0 [ 391.378801] addrconf_rs_timer+0x3c0/0x6f0 [ 391.383057] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.387311] call_timer_fn+0x272/0x920 [ 391.391201] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.395443] ? process_timeout+0x40/0x40 [ 391.399505] ? find_held_lock+0x36/0x1c0 [ 391.403580] ? __run_timers+0x7da/0xc70 [ 391.407559] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.412055] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.416554] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.420793] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 391.425379] ? trace_hardirqs_on+0xbd/0x310 [ 391.429702] ? kasan_check_read+0x11/0x20 [ 391.433854] ? __run_timers+0x7da/0xc70 [ 391.437843] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 391.443322] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.447565] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 391.451803] __run_timers+0x7e5/0xc70 [ 391.455625] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 391.460996] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 391.466012] ? graph_lock+0x170/0x170 [ 391.469820] ? enqueue_hrtimer+0x1a5/0x560 [ 391.474051] ? lock_release+0x970/0x970 [ 391.478028] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 391.483226] ? find_held_lock+0x36/0x1c0 [ 391.487301] ? pvclock_read_flags+0x160/0x160 [ 391.491813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.497349] ? check_preemption_disabled+0x48/0x200 [ 391.502378] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 391.507663] ? rcu_pm_notify+0xc0/0xc0 [ 391.511562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.517113] ? check_preemption_disabled+0x48/0x200 [ 391.522143] run_timer_softirq+0x52/0xb0 [ 391.526203] ? rcu_read_lock_sched_held+0x108/0x120 [ 391.531226] __do_softirq+0x30b/0xad8 [ 391.535042] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 391.540150] ? pvclock_read_flags+0x160/0x160 [ 391.544644] ? lapic_next_event+0x5a/0x90 [ 391.548799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.554335] ? check_preemption_disabled+0x48/0x200 [ 391.559351] ? check_preemption_disabled+0x48/0x200 [ 391.564380] ? kvm_clock_read+0x18/0x30 [ 391.568360] ? kvm_sched_clock_read+0x9/0x20 [ 391.572781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.578318] ? check_preemption_disabled+0x48/0x200 [ 391.583354] irq_exit+0x17f/0x1c0 [ 391.586811] smp_apic_timer_interrupt+0x1cb/0x760 [ 391.591672] ? smp_reschedule_interrupt+0x109/0x650 [ 391.596710] ? smp_call_function_single_interrupt+0x650/0x650 [ 391.602612] ? interrupt_entry+0xb5/0xf0 [ 391.606690] ? trace_hardirqs_off_caller+0xbb/0x310 [ 391.611720] ? trace_hardirqs_off_caller+0xbb/0x310 [ 391.616740] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.621612] ? trace_hardirqs_on_caller+0x310/0x310 [ 391.626646] ? trace_hardirqs_on_caller+0x310/0x310 [ 391.631670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.637205] ? check_preemption_disabled+0x48/0x200 [ 391.642226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.647778] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.652631] apic_timer_interrupt+0xf/0x20 [ 391.656869] [ 391.659113] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 391.664313] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 391.683218] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 391.690932] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 391.698206] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 391.705489] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 391.712762] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 391.720030] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 391.727339] do_exit+0x11ef/0x2610 [ 391.730888] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 391.735928] ? mm_update_next_owner+0x990/0x990 [ 391.740613] ? print_usage_bug+0xc0/0xc0 [ 391.744690] ? graph_lock+0x170/0x170 [ 391.748498] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.754039] ? check_preemption_disabled+0x48/0x200 [ 391.759059] ? check_preemption_disabled+0x48/0x200 [ 391.764088] ? print_usage_bug+0xc0/0xc0 [ 391.768153] ? __lock_acquire+0x7ec/0x4ec0 [ 391.772397] ? __lock_acquire+0x7ec/0x4ec0 [ 391.776655] ? mark_held_locks+0x130/0x130 [ 391.780910] ? mark_held_locks+0x130/0x130 [ 391.785146] ? finish_task_switch+0x1b5/0x900 [ 391.789673] ? __switch_to_asm+0x34/0x70 [ 391.793737] ? __switch_to_asm+0x34/0x70 [ 391.797803] ? __switch_to_asm+0x34/0x70 [ 391.801867] ? __switch_to_asm+0x40/0x70 [ 391.805940] ? __switch_to_asm+0x34/0x70 [ 391.810002] ? __switch_to_asm+0x40/0x70 [ 391.814061] ? __switch_to_asm+0x34/0x70 [ 391.818122] ? __switch_to_asm+0x34/0x70 [ 391.822192] ? __switch_to_asm+0x34/0x70 [ 391.826251] ? __switch_to_asm+0x34/0x70 [ 391.830308] ? __switch_to_asm+0x40/0x70 [ 391.834366] ? __switch_to_asm+0x34/0x70 [ 391.838426] ? __switch_to_asm+0x40/0x70 [ 391.842492] ? graph_lock+0x170/0x170 [ 391.846300] ? graph_lock+0x170/0x170 [ 391.850103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.855641] ? wait_consider_task+0x245/0x3bb0 [ 391.860229] ? memset+0x31/0x40 [ 391.863528] ? find_held_lock+0x36/0x1c0 [ 391.867602] ? get_signal+0x95b/0x1980 [ 391.871492] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.875991] ? _raw_spin_unlock_irq+0x27/0x80 [ 391.880492] do_group_exit+0x177/0x440 [ 391.884382] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 391.889837] ? __ia32_sys_exit+0x50/0x50 [ 391.893924] get_signal+0x8b0/0x1980 [ 391.897650] ? ptrace_notify+0x130/0x130 [ 391.901710] ? do_wait+0x57d/0xb90 [ 391.905260] ? wait_consider_task+0x3bb0/0x3bb0 [ 391.909928] ? graph_lock+0x170/0x170 [ 391.913730] ? graph_lock+0x170/0x170 [ 391.917536] ? graph_lock+0x170/0x170 [ 391.921356] do_signal+0x9c/0x21e0 [ 391.924909] ? find_held_lock+0x36/0x1c0 [ 391.928983] ? setup_sigcontext+0x7d0/0x7d0 [ 391.933308] ? kernel_wait4+0x2e0/0x3f0 [ 391.937284] ? __ia32_sys_waitid+0x140/0x140 [ 391.941701] ? task_stopped_code+0x190/0x190 [ 391.946115] ? exit_to_usermode_loop+0x8c/0x380 [ 391.950804] ? __do_page_fault+0x4a6/0xed0 [ 391.955042] ? do_syscall_64+0x9a/0x820 [ 391.959020] ? do_syscall_64+0x9a/0x820 [ 391.963000] exit_to_usermode_loop+0x2e5/0x380 [ 391.967588] ? syscall_slow_exit_work+0x520/0x520 [ 391.972446] do_syscall_64+0x6be/0x820 [ 391.976332] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 391.981699] ? syscall_return_slowpath+0x5e0/0x5e0 [ 391.986626] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.991476] ? trace_hardirqs_on_caller+0x310/0x310 [ 391.996494] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 392.001516] ? prepare_exit_to_usermode+0x291/0x3b0 [ 392.006539] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.011394] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 392.016594] RIP: 0033:0x4110ba [ 392.019789] Code: Bad RIP value. [ 392.023151] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 392.030872] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 392.038145] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 392.045415] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 392.052875] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 392.060148] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 392.067440] warn_alloc_show_mem: 1 callbacks suppressed [ 392.067453] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 392.067455] Mem-Info: [ 392.067487] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 392.067487] active_file:15 inactive_file:18 isolated_file:0 [ 392.067487] unevictable:0 dirty:0 writeback:0 unstable:0 [ 392.067487] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 392.067487] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 392.067487] free:13728 free_pcp:120 free_cma:0 [ 392.072824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 392.072833] Call Trace: [ 392.079778] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 392.082190] dump_stack+0x1c4/0x2b4 [ 392.115053] Node 0 [ 392.124426] ? dump_stack_print_info.cold.2+0x52/0x52 [ 392.127012] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 392.154670] warn_alloc.cold.119+0xb7/0x1bd [ 392.158267] lowmem_reserve[]: [ 392.160505] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 392.165666] 0 [ 392.191170] ? lock_downgrade+0x900/0x900 [ 392.195467] 2817 [ 392.198572] ? trace_hardirqs_off+0xb8/0x310 [ 392.203379] 6321 6321 [ 392.205193] ? trace_hardirqs_off+0xb8/0x310 [ 392.211371] __alloc_pages_slowpath+0x2667/0x2d80 [ 392.215749] Node 0 [ 392.218255] ? mark_held_locks+0x130/0x130 [ 392.222641] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 392.227453] ? warn_alloc+0x120/0x120 [ 392.229662] lowmem_reserve[]: [ 392.233902] ? warn_alloc+0x120/0x120 [ 392.260599] 0 0 [ 392.264422] ? print_usage_bug+0xc0/0xc0 [ 392.267490] 3503 3503 [ 392.271295] ? warn_alloc+0x120/0x120 [ 392.277299] ? print_usage_bug+0xc0/0xc0 [ 392.279770] Node 0 [ 392.283567] ? __lock_acquire+0x7ec/0x4ec0 [ 392.287631] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 392.289832] ? __lock_acquire+0x7ec/0x4ec0 [ 392.294040] lowmem_reserve[]: [ 392.322415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.326625] 0 [ 392.329725] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.335232] 0 [ 392.337033] ? should_fail+0x22d/0xd01 [ 392.342534] 0 0 [ 392.344344] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.350171] ? __lock_acquire+0x7ec/0x4ec0 [ 392.355245] Node 0 DMA: [ 392.359473] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.359490] ? __lock_acquire+0x7ec/0x4ec0 [ 392.362140] 1*4kB [ 392.367234] ? should_fail+0x22d/0xd01 [ 392.371445] (U) [ 392.373597] ? mark_held_locks+0x130/0x130 [ 392.377456] 0*8kB [ 392.379434] ? mark_held_locks+0x130/0x130 [ 392.383644] 0*16kB [ 392.385789] ? mark_held_locks+0xc7/0x130 [ 392.390019] 1*32kB [ 392.392262] ? print_usage_bug+0xc0/0xc0 [ 392.396381] (U) [ 392.398629] ? graph_lock+0x170/0x170 [ 392.402658] 2*64kB (U) [ 392.404636] ? print_usage_bug+0xc0/0xc0 [ 392.408411] 1*128kB [ 392.410989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.415021] (U) [ 392.417337] ? check_preemption_disabled+0x48/0x200 [ 392.422852] 1*256kB [ 392.424835] ? check_preemption_disabled+0x48/0x200 [ 392.429827] (U) [ 392.432154] ? __lock_is_held+0xb5/0x140 [ 392.437132] 0*512kB [ 392.439104] __alloc_pages_nodemask+0xa80/0xde0 [ 392.443136] 1*1024kB [ 392.445453] ? graph_lock+0x170/0x170 [ 392.450100] (U) [ 392.452512] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 392.456284] 1*2048kB [ 392.458254] ? graph_lock+0x170/0x170 [ 392.463249] (M) [ 392.465667] ? find_held_lock+0x36/0x1c0 [ 392.469429] 3*4096kB (M) [ 392.471423] ? ____cache_alloc_node+0x1c7/0x1e0 [ 392.475450] = 15908kB [ 392.478208] ? lock_downgrade+0x900/0x900 [ 392.482848] Node 0 [ 392.485270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.489384] DMA32: [ 392.491626] cache_grow_begin+0x91/0x8c0 [ 392.497134] 3*4kB [ 392.499372] ? do_raw_spin_unlock+0xa7/0x2f0 [ 392.503395] (UM) 3*8kB [ 392.505555] fallback_alloc+0x203/0x2e0 [ 392.509924] (UM) 3*16kB [ 392.512520] ____cache_alloc_node+0x1c7/0x1e0 [ 392.516459] (UM) [ 392.519128] kmem_cache_alloc_node+0xe3/0x730 [ 392.523611] 1*32kB [ 392.525673] ? ipv6_get_ifaddr+0x42e/0x620 [ 392.530140] (M) [ 392.532379] __alloc_skb+0x119/0x770 [ 392.536575] 1*64kB (M) [ 392.538558] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 392.542245] 5*128kB [ 392.544823] ? skb_scrub_packet+0x490/0x490 [ 392.550071] (UM) [ 392.552400] ? lock_downgrade+0x900/0x900 [ 392.556681] 3*256kB (M) [ 392.558755] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.562878] 4*512kB [ 392.565545] ? refcount_sub_and_test_checked+0x203/0x310 [ 392.571050] (M) [ 392.573373] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 392.578797] 3*1024kB [ 392.580768] ? addrconf_rs_timer+0x6f0/0x6f0 [ 392.586187] (UM) [ 392.588605] ndisc_alloc_skb+0x144/0x340 [ 392.592969] 3*2048kB (UM) [ 392.595039] ndisc_send_rs+0x331/0x6e0 [ 392.599071] 3*4096kB [ 392.601915] addrconf_rs_timer+0x3c0/0x6f0 [ 392.605774] (M) [ 392.608185] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.612383] = 25140kB [ 392.612392] Node 0 [ 392.614378] call_timer_fn+0x272/0x920 [ 392.618578] Normal: [ 392.620984] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.623191] 894*4kB [ 392.627074] ? process_timeout+0x40/0x40 [ 392.629366] (UME) [ 392.633597] ? find_held_lock+0x36/0x1c0 [ 392.635898] 400*8kB [ 392.639962] ? __run_timers+0x7da/0xc70 [ 392.642073] (ME) [ 392.646132] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.648432] 203*16kB [ 392.652406] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.654436] (ME) [ 392.658933] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.661317] 78*32kB [ 392.665806] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 392.667841] (ME) [ 392.672079] ? trace_hardirqs_on+0xbd/0x310 [ 392.674376] 15*64kB [ 392.678955] ? kasan_check_read+0x11/0x20 [ 392.678973] ? __run_timers+0x7da/0xc70 [ 392.681012] (M) [ 392.685332] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 392.687630] 3*128kB [ 392.691774] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.695718] (UM) [ 392.697691] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.703113] 0*256kB [ 392.705435] __run_timers+0x7e5/0xc70 [ 392.709640] 0*512kB [ 392.711706] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 392.715907] 0*1024kB [ 392.718222] ? compat_start_thread+0x80/0x80 [ 392.721997] 0*2048kB [ 392.724313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.729650] 0*4096kB [ 392.732060] ? _raw_spin_unlock_irq+0x60/0x80 [ 392.736442] = 13864kB [ 392.738849] ? finish_task_switch+0x1f5/0x900 [ 392.744369] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 392.746767] ? finish_task_switch+0x1b5/0x900 [ 392.751245] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 392.753645] ? __switch_to_asm+0x34/0x70 [ 392.758115] 412 total pagecache pages [ 392.766945] ? preempt_notifier_register+0x200/0x200 [ 392.771419] 0 pages in swap cache [ 392.779984] ? __switch_to_asm+0x34/0x70 [ 392.784041] Swap cache stats: add 0, delete 0, find 0/0 [ 392.787834] ? __switch_to_asm+0x40/0x70 [ 392.792916] Free swap = 0kB [ 392.796362] ? __switch_to_asm+0x34/0x70 [ 392.800401] Total swap = 0kB [ 392.805755] ? __switch_to_asm+0x40/0x70 [ 392.809790] 1965979 pages RAM [ 392.812805] ? __switch_to_asm+0x34/0x70 [ 392.816840] 0 pages HighMem/MovableOnly [ 392.816849] 342745 pages reserved [ 392.819874] ? __switch_to_asm+0x40/0x70 [ 392.823914] 0 pages cma reserved [ 392.827014] ? __switch_to_asm+0x40/0x70 [ 392.831106] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 392.835013] ? pvclock_read_flags+0x160/0x160 [ 392.835030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.835047] ? check_preemption_disabled+0x48/0x200 [ 392.838537] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 392.842541] ? rcu_pm_notify+0xc0/0xc0 [ 392.845882] syz-executor5 cpuset= [ 392.849945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.856409] / [ 392.860924] ? check_preemption_disabled+0x48/0x200 [ 392.866469] mems_allowed=0 [ 392.871493] run_timer_softirq+0x52/0xb0 [ 392.908576] ? rcu_read_lock_sched_held+0x108/0x120 [ 392.913614] __do_softirq+0x30b/0xad8 [ 392.917445] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 392.922978] ? trace_hardirqs_off+0x310/0x310 [ 392.927489] ? trace_hardirqs_on+0x310/0x310 [ 392.931926] ? schedule+0x108/0x460 [ 392.935572] ? __schedule+0x1ed0/0x1ed0 [ 392.939577] ? trace_hardirqs_off+0xb8/0x310 [ 392.943997] ? ___might_sleep+0x1ed/0x300 [ 392.948157] ? smpboot_thread_fn+0x68b/0xa00 [ 392.952579] ? trace_hardirqs_on+0x310/0x310 [ 392.957048] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.962628] ? check_preemption_disabled+0x48/0x200 [ 392.967650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.973200] ? takeover_tasklets+0xa90/0xa90 [ 392.977628] run_ksoftirqd+0x94/0x100 [ 392.981440] smpboot_thread_fn+0x68b/0xa00 [ 392.985690] ? sort_range+0x30/0x30 [ 392.989328] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 392.994443] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.999996] ? __kthread_parkme+0xfb/0x1a0 [ 393.004252] kthread+0x35a/0x420 [ 393.007633] ? sort_range+0x30/0x30 [ 393.011311] ? kthread_bind+0x40/0x40 [ 393.015132] ret_from_fork+0x3a/0x50 [ 393.018880] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 393.018954] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 393.026182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 393.026188] Call Trace: [ 393.026195] [ 393.026213] dump_stack+0x1c4/0x2b4 [ 393.026228] ? dump_stack_print_info.cold.2+0x52/0x52 [ 393.026254] warn_alloc.cold.119+0xb7/0x1bd [ 393.026273] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 393.032818] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 393.042125] ? lock_downgrade+0x900/0x900 [ 393.044701] ksoftirqd/1 cpuset= [ 393.046854] ? trace_hardirqs_off+0xb8/0x310 [ 393.050458] / [ 393.055655] ? trace_hardirqs_off+0xb8/0x310 [ 393.059956] mems_allowed=0 [ 393.064800] __alloc_pages_slowpath+0x2667/0x2d80 [ 393.100928] ? warn_alloc+0x120/0x120 [ 393.104753] ? warn_alloc+0x120/0x120 [ 393.108563] ? print_usage_bug+0xc0/0xc0 [ 393.112641] ? warn_alloc+0x120/0x120 [ 393.116452] ? print_usage_bug+0xc0/0xc0 [ 393.120526] ? __lock_acquire+0x7ec/0x4ec0 [ 393.124777] ? __lock_acquire+0x7ec/0x4ec0 [ 393.129136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.134742] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.140300] ? should_fail+0x22d/0xd01 [ 393.144204] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.149325] ? __lock_acquire+0x7ec/0x4ec0 [ 393.153582] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.158700] ? __lock_acquire+0x7ec/0x4ec0 [ 393.162955] ? should_fail+0x22d/0xd01 [ 393.166874] ? mark_held_locks+0x130/0x130 [ 393.171142] ? mark_held_locks+0x130/0x130 [ 393.175384] ? graph_lock+0x170/0x170 [ 393.179194] ? print_usage_bug+0xc0/0xc0 [ 393.183263] ? graph_lock+0x170/0x170 [ 393.187126] ? print_usage_bug+0xc0/0xc0 [ 393.191222] ? wq_watchdog_touch+0x9c/0xfe [ 393.195466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.201008] ? check_preemption_disabled+0x48/0x200 [ 393.206087] ? check_preemption_disabled+0x48/0x200 [ 393.211176] ? __lock_is_held+0xb5/0x140 [ 393.215252] __alloc_pages_nodemask+0xa80/0xde0 [ 393.219935] ? graph_lock+0x170/0x170 [ 393.223784] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 393.228895] ? graph_lock+0x170/0x170 [ 393.232826] ? find_held_lock+0x36/0x1c0 [ 393.236961] ? ____cache_alloc_node+0x1c7/0x1e0 [ 393.241641] ? lock_downgrade+0x900/0x900 [ 393.245808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.251365] cache_grow_begin+0x91/0x8c0 [ 393.255442] ? do_raw_spin_unlock+0xa7/0x2f0 [ 393.259877] fallback_alloc+0x203/0x2e0 [ 393.263944] ____cache_alloc_node+0x1c7/0x1e0 [ 393.268482] kmem_cache_alloc_node+0xe3/0x730 [ 393.272990] ? ipv6_get_ifaddr+0x42e/0x620 [ 393.277312] __alloc_skb+0x119/0x770 [ 393.281040] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 393.286327] ? skb_scrub_packet+0x490/0x490 [ 393.290655] ? lock_downgrade+0x900/0x900 [ 393.294814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.300403] ? refcount_sub_and_test_checked+0x203/0x310 [ 393.305921] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 393.311380] ? addrconf_rs_timer+0x6f0/0x6f0 [ 393.315811] ndisc_alloc_skb+0x144/0x340 [ 393.319910] ndisc_send_rs+0x331/0x6e0 [ 393.323815] addrconf_rs_timer+0x3c0/0x6f0 [ 393.328066] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.332327] call_timer_fn+0x272/0x920 [ 393.336223] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.340471] ? process_timeout+0x40/0x40 [ 393.344544] ? find_held_lock+0x36/0x1c0 [ 393.348653] ? __run_timers+0x7da/0xc70 [ 393.352697] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.357221] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.361728] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.366009] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 393.370634] ? trace_hardirqs_on+0xbd/0x310 [ 393.375001] ? kasan_check_read+0x11/0x20 [ 393.379247] ? __run_timers+0x7da/0xc70 [ 393.383315] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 393.388820] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.393076] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.397324] __run_timers+0x7e5/0xc70 [ 393.401153] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 393.406532] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 393.411561] ? graph_lock+0x170/0x170 [ 393.415433] ? enqueue_hrtimer+0x1a5/0x560 [ 393.419712] ? lock_release+0x970/0x970 [ 393.423729] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 393.428953] ? find_held_lock+0x36/0x1c0 [ 393.433030] ? pvclock_read_flags+0x160/0x160 [ 393.437539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.443089] ? check_preemption_disabled+0x48/0x200 [ 393.448126] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 393.453422] ? rcu_pm_notify+0xc0/0xc0 [ 393.457323] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.462909] ? check_preemption_disabled+0x48/0x200 [ 393.467980] run_timer_softirq+0x52/0xb0 [ 393.472052] ? rcu_read_lock_sched_held+0x108/0x120 [ 393.477081] __do_softirq+0x30b/0xad8 [ 393.480918] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 393.486037] ? pvclock_read_flags+0x160/0x160 [ 393.490547] ? lapic_next_event+0x5a/0x90 [ 393.494707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.500260] ? check_preemption_disabled+0x48/0x200 [ 393.505368] ? check_preemption_disabled+0x48/0x200 [ 393.510499] ? kvm_clock_read+0x18/0x30 [ 393.514509] ? kvm_sched_clock_read+0x9/0x20 [ 393.518933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.524483] ? check_preemption_disabled+0x48/0x200 [ 393.529522] irq_exit+0x17f/0x1c0 [ 393.532986] smp_apic_timer_interrupt+0x1cb/0x760 [ 393.537842] ? smp_reschedule_interrupt+0x109/0x650 [ 393.542900] ? smp_call_function_single_interrupt+0x650/0x650 [ 393.548819] ? interrupt_entry+0xb5/0xf0 [ 393.552917] ? trace_hardirqs_off_caller+0xbb/0x310 [ 393.557950] ? trace_hardirqs_off_caller+0xbb/0x310 [ 393.562981] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.567837] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.572951] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.578012] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.583602] ? check_preemption_disabled+0x48/0x200 [ 393.588667] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.594229] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.599098] apic_timer_interrupt+0xf/0x20 [ 393.603336] [ 393.605585] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 393.610783] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 393.629698] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 393.637428] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 393.644710] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 393.651994] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 393.659281] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 393.666573] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 393.673915] do_exit+0x11ef/0x2610 [ 393.677475] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 393.682551] ? mm_update_next_owner+0x990/0x990 [ 393.687236] ? print_usage_bug+0xc0/0xc0 [ 393.691369] ? graph_lock+0x170/0x170 [ 393.695253] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.700816] ? check_preemption_disabled+0x48/0x200 [ 393.705884] ? check_preemption_disabled+0x48/0x200 [ 393.710996] ? print_usage_bug+0xc0/0xc0 [ 393.715114] ? __lock_acquire+0x7ec/0x4ec0 [ 393.719366] ? __lock_acquire+0x7ec/0x4ec0 [ 393.723665] ? mark_held_locks+0x130/0x130 [ 393.727928] ? mark_held_locks+0x130/0x130 [ 393.732166] ? finish_task_switch+0x1b5/0x900 [ 393.736662] ? __switch_to_asm+0x34/0x70 [ 393.740725] ? __switch_to_asm+0x34/0x70 [ 393.744789] ? __switch_to_asm+0x34/0x70 [ 393.748850] ? __switch_to_asm+0x40/0x70 [ 393.752931] ? __switch_to_asm+0x34/0x70 [ 393.756991] ? __switch_to_asm+0x40/0x70 [ 393.761086] ? __switch_to_asm+0x34/0x70 [ 393.765162] ? __switch_to_asm+0x34/0x70 [ 393.769240] ? __switch_to_asm+0x34/0x70 [ 393.773298] ? __switch_to_asm+0x34/0x70 [ 393.777357] ? __switch_to_asm+0x40/0x70 [ 393.781420] ? __switch_to_asm+0x34/0x70 [ 393.785480] ? __switch_to_asm+0x40/0x70 [ 393.789551] ? graph_lock+0x170/0x170 [ 393.793355] ? graph_lock+0x170/0x170 [ 393.797157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.802696] ? wait_consider_task+0x245/0x3bb0 [ 393.807288] ? memset+0x31/0x40 [ 393.810579] ? find_held_lock+0x36/0x1c0 [ 393.814700] ? get_signal+0x95b/0x1980 [ 393.818591] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.823085] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.827589] do_group_exit+0x177/0x440 [ 393.831484] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 393.836942] ? __ia32_sys_exit+0x50/0x50 [ 393.841021] get_signal+0x8b0/0x1980 [ 393.844746] ? ptrace_notify+0x130/0x130 [ 393.848819] ? do_wait+0x57d/0xb90 [ 393.852365] ? wait_consider_task+0x3bb0/0x3bb0 [ 393.857041] ? graph_lock+0x170/0x170 [ 393.860845] ? graph_lock+0x170/0x170 [ 393.864656] ? graph_lock+0x170/0x170 [ 393.868473] do_signal+0x9c/0x21e0 [ 393.872020] ? find_held_lock+0x36/0x1c0 [ 393.876101] ? setup_sigcontext+0x7d0/0x7d0 [ 393.880426] ? kernel_wait4+0x2e0/0x3f0 [ 393.884404] ? __ia32_sys_waitid+0x140/0x140 [ 393.888823] ? task_stopped_code+0x190/0x190 [ 393.893239] ? exit_to_usermode_loop+0x8c/0x380 [ 393.897939] ? __do_page_fault+0x4a6/0xed0 [ 393.902179] ? do_syscall_64+0x9a/0x820 [ 393.906154] ? do_syscall_64+0x9a/0x820 [ 393.910133] exit_to_usermode_loop+0x2e5/0x380 [ 393.914720] ? syscall_slow_exit_work+0x520/0x520 [ 393.919577] do_syscall_64+0x6be/0x820 [ 393.923469] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 393.928844] ? syscall_return_slowpath+0x5e0/0x5e0 [ 393.933783] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.938715] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.943736] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 393.948753] ? prepare_exit_to_usermode+0x291/0x3b0 [ 393.953774] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.958645] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 393.963838] RIP: 0033:0x4110ba [ 393.967053] Code: Bad RIP value. [ 393.970412] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 393.978121] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 393.985390] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 393.992658] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 393.999925] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 394.007193] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 394.014487] warn_alloc_show_mem: 1 callbacks suppressed [ 394.014500] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 394.014502] Mem-Info: [ 394.014534] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 394.014534] active_file:15 inactive_file:18 isolated_file:0 [ 394.014534] unevictable:0 dirty:0 writeback:0 unstable:0 [ 394.014534] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 394.014534] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 394.014534] free:13728 free_pcp:120 free_cma:0 [ 394.019879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 394.026816] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 394.029213] Call Trace: [ 394.062342] Node 0 [ 394.071705] dump_stack+0x1c4/0x2b4 [ 394.099377] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 394.101935] ? dump_stack_print_info.cold.2+0x52/0x52 [ 394.104140] lowmem_reserve[]: [ 394.107772] warn_alloc.cold.119+0xb7/0x1bd [ 394.133238] 0 2817 [ 394.138449] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 394.141517] 6321 6321 [ 394.145849] ? lock_downgrade+0x900/0x900 [ 394.148071] Node 0 [ 394.152917] ? trace_hardirqs_off+0xb8/0x310 [ 394.152938] ? trace_hardirqs_off+0xb8/0x310 [ 394.155436] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 394.159557] __alloc_pages_slowpath+0x2667/0x2d80 [ 394.161763] lowmem_reserve[]: [ 394.166182] ? mark_held_locks+0x130/0x130 [ 394.170545] 0 [ 394.197272] ? warn_alloc+0x120/0x120 [ 394.202083] 0 3503 [ 394.205195] ? warn_alloc+0x120/0x120 [ 394.209392] 3503 [ 394.209406] Node 0 [ 394.211207] ? print_usage_bug+0xc0/0xc0 [ 394.215008] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 394.217212] ? warn_alloc+0x120/0x120 [ 394.220984] lowmem_reserve[]: [ 394.223043] ? print_usage_bug+0xc0/0xc0 [ 394.225253] 0 [ 394.229309] ? __lock_acquire+0x7ec/0x4ec0 [ 394.257675] 0 [ 394.261479] ? __lock_acquire+0x7ec/0x4ec0 [ 394.264551] 0 [ 394.268613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.270385] 0 [ 394.274641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.280653] ? should_fail+0x22d/0xd01 [ 394.282426] Node 0 [ 394.287961] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.289735] DMA: [ 394.295267] ? __lock_acquire+0x7ec/0x4ec0 [ 394.299130] 1*4kB [ 394.301363] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.306439] (U) [ 394.308500] ? __lock_acquire+0x7ec/0x4ec0 [ 394.312732] 0*8kB 0*16kB [ 394.314895] ? should_fail+0x22d/0xd01 [ 394.319976] 1*32kB (U) [ 394.321978] ? mark_held_locks+0x130/0x130 [ 394.326170] 2*64kB (U) [ 394.328932] ? mark_held_locks+0x130/0x130 [ 394.332790] 1*128kB [ 394.335367] ? graph_lock+0x170/0x170 [ 394.339567] (U) 1*256kB [ 394.342155] ? print_usage_bug+0xc0/0xc0 [ 394.346358] (U) [ 394.348676] ? graph_lock+0x170/0x170 [ 394.352453] 0*512kB [ 394.355114] ? print_usage_bug+0xc0/0xc0 [ 394.359146] 1*1024kB [ 394.361116] ? wq_watchdog_touch+0x9c/0xfe [ 394.364898] (U) [ 394.367214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.371243] 1*2048kB (M) [ 394.373662] ? check_preemption_disabled+0x48/0x200 [ 394.377872] 3*4096kB (M) [ 394.379868] ? check_preemption_disabled+0x48/0x200 [ 394.385382] = 15908kB [ 394.388147] ? __lock_is_held+0xb5/0x140 [ 394.393128] Node 0 [ 394.395895] __alloc_pages_nodemask+0xa80/0xde0 [ 394.400888] DMA32: [ 394.403296] ? graph_lock+0x170/0x170 [ 394.407328] 3*4kB [ 394.409572] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 394.414211] (UM) [ 394.416443] ? graph_lock+0x170/0x170 [ 394.420212] 3*8kB (UM) [ 394.422373] ? find_held_lock+0x36/0x1c0 [ 394.427352] 3*16kB (UM) [ 394.429432] ? ____cache_alloc_node+0x1c7/0x1e0 [ 394.433200] 1*32kB [ 394.435780] ? lock_downgrade+0x900/0x900 [ 394.439809] (M) [ 394.442484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.447126] 1*64kB [ 394.449361] cache_grow_begin+0x91/0x8c0 [ 394.453480] (M) [ 394.455458] ? do_raw_spin_unlock+0xa7/0x2f0 [ 394.460990] 5*128kB [ 394.463227] fallback_alloc+0x203/0x2e0 [ 394.467254] (UM) [ 394.469232] ____cache_alloc_node+0x1c7/0x1e0 [ 394.473606] 3*256kB (M) [ 394.475935] kmem_cache_alloc_node+0xe3/0x730 [ 394.479889] 4*512kB [ 394.481948] ? ipv6_get_ifaddr+0x42e/0x620 [ 394.486413] (M) [ 394.489086] __alloc_skb+0x119/0x770 [ 394.493545] 3*1024kB (UM) [ 394.495884] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 394.500094] 3*2048kB [ 394.502067] ? skb_scrub_packet+0x490/0x490 [ 394.505742] (UM) 3*4096kB [ 394.508594] ? lock_downgrade+0x900/0x900 [ 394.513836] (M) = 25140kB [ 394.516261] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.520553] Node 0 [ 394.523402] ? refcount_sub_and_test_checked+0x203/0x310 [ 394.527514] Normal: [ 394.530266] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 394.535794] 894*4kB [ 394.538029] ? addrconf_rs_timer+0x6f0/0x6f0 [ 394.543462] (UME) [ 394.545790] ndisc_alloc_skb+0x144/0x340 [ 394.551205] 400*8kB [ 394.553528] ndisc_send_rs+0x331/0x6e0 [ 394.557909] (ME) [ 394.560061] addrconf_rs_timer+0x3c0/0x6f0 [ 394.564096] 203*16kB [ 394.566423] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.570282] (ME) [ 394.572351] call_timer_fn+0x272/0x920 [ 394.576552] 78*32kB [ 394.578960] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.583166] (ME) [ 394.585225] ? process_timeout+0x40/0x40 [ 394.589083] 15*64kB [ 394.591399] ? find_held_lock+0x36/0x1c0 [ 394.591424] ? __run_timers+0x7da/0xc70 [ 394.595640] (M) [ 394.597702] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.601733] 3*128kB [ 394.604050] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.608084] (UM) [ 394.612053] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.614005] 0*256kB [ 394.618498] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 394.620794] 0*512kB [ 394.625282] ? trace_hardirqs_on+0xbd/0x310 [ 394.627312] 0*1024kB 0*2048kB [ 394.631552] ? kasan_check_read+0x11/0x20 [ 394.633848] 0*4096kB [ 394.638434] ? __run_timers+0x7da/0xc70 [ 394.640731] = 13864kB [ 394.645045] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 394.648219] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 394.652360] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.654749] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 394.658711] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.661096] 412 total pagecache pages [ 394.666551] __run_timers+0x7e5/0xc70 [ 394.675369] 0 pages in swap cache [ 394.679617] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 394.688153] Swap cache stats: add 0, delete 0, find 0/0 [ 394.688163] Free swap = 0kB [ 394.692404] ? compat_start_thread+0x80/0x80 [ 394.696168] Total swap = 0kB [ 394.696176] 1965979 pages RAM [ 394.699973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.703391] 0 pages HighMem/MovableOnly [ 394.703396] 342745 pages reserved [ 394.703400] 0 pages cma reserved [ 394.703479] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 394.708771] ? _raw_spin_unlock_irq+0x60/0x80 [ 394.708789] ? finish_task_switch+0x1f5/0x900 [ 394.708806] ? finish_task_switch+0x1b5/0x900 [ 394.714235] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 394.717165] ? __switch_to_asm+0x34/0x70 [ 394.721550] syz-executor5 cpuset= [ 394.724568] ? preempt_notifier_register+0x200/0x200 [ 394.727646] / [ 394.733180] ? __switch_to_asm+0x34/0x70 [ 394.737130] mems_allowed=0 [ 394.740577] ? __switch_to_asm+0x40/0x70 [ 394.799610] ? __switch_to_asm+0x34/0x70 [ 394.803676] ? __switch_to_asm+0x40/0x70 [ 394.807736] ? __switch_to_asm+0x34/0x70 [ 394.811795] ? __switch_to_asm+0x40/0x70 [ 394.815866] ? __switch_to_asm+0x40/0x70 [ 394.819942] ? pvclock_read_flags+0x160/0x160 [ 394.824440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.829981] ? check_preemption_disabled+0x48/0x200 [ 394.835018] ? rcu_pm_notify+0xc0/0xc0 [ 394.838913] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.844449] ? check_preemption_disabled+0x48/0x200 [ 394.849480] run_timer_softirq+0x52/0xb0 [ 394.853546] ? rcu_read_lock_sched_held+0x108/0x120 [ 394.858569] __do_softirq+0x30b/0xad8 [ 394.862387] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 394.867519] ? trace_hardirqs_off+0x310/0x310 [ 394.872024] ? trace_hardirqs_on+0x310/0x310 [ 394.876443] ? schedule+0x108/0x460 [ 394.880082] ? __schedule+0x1ed0/0x1ed0 [ 394.884065] ? trace_hardirqs_off+0xb8/0x310 [ 394.888477] ? ___might_sleep+0x1ed/0x300 [ 394.892622] ? smpboot_thread_fn+0x68b/0xa00 [ 394.897034] ? trace_hardirqs_on+0x310/0x310 [ 394.901448] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.906983] ? check_preemption_disabled+0x48/0x200 [ 394.911999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.917543] ? takeover_tasklets+0xa90/0xa90 [ 394.922227] run_ksoftirqd+0x94/0x100 [ 394.926029] smpboot_thread_fn+0x68b/0xa00 [ 394.930273] ? sort_range+0x30/0x30 [ 394.933905] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 394.939012] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.944553] ? __kthread_parkme+0xfb/0x1a0 [ 394.948797] kthread+0x35a/0x420 [ 394.952161] ? sort_range+0x30/0x30 [ 394.955789] ? kthread_bind+0x40/0x40 [ 394.959595] ret_from_fork+0x3a/0x50 [ 394.963333] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 394.963420] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 394.970609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 394.970614] Call Trace: [ 394.970621] [ 394.970637] dump_stack+0x1c4/0x2b4 [ 394.970652] ? dump_stack_print_info.cold.2+0x52/0x52 [ 394.970680] warn_alloc.cold.119+0xb7/0x1bd [ 394.977248] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 394.986510] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 394.989069] ksoftirqd/1 cpuset= [ 394.991215] ? lock_downgrade+0x900/0x900 [ 394.994815] / [ 395.000010] ? trace_hardirqs_off+0xb8/0x310 [ 395.004309] mems_allowed=0 [ 395.014624] ? trace_hardirqs_off+0xb8/0x310 [ 395.040298] __alloc_pages_slowpath+0x2667/0x2d80 [ 395.045181] ? warn_alloc+0x120/0x120 [ 395.048995] ? trace_hardirqs_on+0x310/0x310 [ 395.053505] ? warn_alloc+0x120/0x120 [ 395.057314] ? print_usage_bug+0xc0/0xc0 [ 395.061380] ? warn_alloc+0x120/0x120 [ 395.065181] ? ktime_get+0x2e1/0x440 [ 395.068909] ? print_usage_bug+0xc0/0xc0 [ 395.072981] ? __lock_acquire+0x7ec/0x4ec0 [ 395.077219] ? __lock_acquire+0x7ec/0x4ec0 [ 395.081457] ? kasan_check_read+0x11/0x20 [ 395.085615] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.091176] ? should_fail+0x22d/0xd01 [ 395.095071] ? rcu_bh_qs+0xc0/0xc0 [ 395.098617] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.103722] ? __lock_acquire+0x7ec/0x4ec0 [ 395.107967] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.113073] ? __lock_acquire+0x7ec/0x4ec0 [ 395.117315] ? should_fail+0x22d/0xd01 [ 395.121212] ? rcu_idle_enter+0x4b0/0x4b0 [ 395.125372] ? mark_held_locks+0x130/0x130 [ 395.129618] ? mark_held_locks+0x130/0x130 [ 395.133872] ? mark_held_locks+0xc7/0x130 [ 395.138031] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 395.143050] ? graph_lock+0x170/0x170 [ 395.146868] ? print_usage_bug+0xc0/0xc0 [ 395.150961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.156504] ? check_preemption_disabled+0x48/0x200 [ 395.161528] ? check_preemption_disabled+0x48/0x200 [ 395.166560] ? __lock_is_held+0xb5/0x140 [ 395.170633] __alloc_pages_nodemask+0xa80/0xde0 [ 395.175311] ? graph_lock+0x170/0x170 [ 395.179127] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 395.184144] ? graph_lock+0x170/0x170 [ 395.187964] ? find_held_lock+0x36/0x1c0 [ 395.192038] ? ____cache_alloc_node+0x1c7/0x1e0 [ 395.196711] ? lock_downgrade+0x900/0x900 [ 395.200879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.206439] cache_grow_begin+0x91/0x8c0 [ 395.210506] ? do_raw_spin_unlock+0xa7/0x2f0 [ 395.214934] fallback_alloc+0x203/0x2e0 [ 395.218928] ____cache_alloc_node+0x1c7/0x1e0 [ 395.223437] kmem_cache_alloc_node+0xe3/0x730 [ 395.227942] ? ipv6_get_ifaddr+0x42e/0x620 [ 395.232188] __alloc_skb+0x119/0x770 [ 395.235916] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 395.241208] ? skb_scrub_packet+0x490/0x490 [ 395.245538] ? lock_downgrade+0x900/0x900 [ 395.249701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.255247] ? refcount_sub_and_test_checked+0x203/0x310 [ 395.260707] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 395.266161] ? addrconf_rs_timer+0x6f0/0x6f0 [ 395.270585] ndisc_alloc_skb+0x144/0x340 [ 395.274656] ndisc_send_rs+0x331/0x6e0 [ 395.278554] addrconf_rs_timer+0x3c0/0x6f0 [ 395.282796] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.287047] call_timer_fn+0x272/0x920 [ 395.290937] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.295178] ? process_timeout+0x40/0x40 [ 395.299242] ? find_held_lock+0x36/0x1c0 [ 395.303318] ? __run_timers+0x7da/0xc70 [ 395.307300] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.311795] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.316306] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.320548] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 395.325135] ? trace_hardirqs_on+0xbd/0x310 [ 395.329462] ? kasan_check_read+0x11/0x20 [ 395.333618] ? __run_timers+0x7da/0xc70 [ 395.337597] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 395.343059] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.347301] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.351537] __run_timers+0x7e5/0xc70 [ 395.355355] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 395.360725] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 395.365742] ? graph_lock+0x170/0x170 [ 395.369547] ? enqueue_hrtimer+0x1a5/0x560 [ 395.373785] ? lock_release+0x970/0x970 [ 395.377763] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 395.382975] ? find_held_lock+0x36/0x1c0 [ 395.387052] ? pvclock_read_flags+0x160/0x160 [ 395.391551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.397095] ? check_preemption_disabled+0x48/0x200 [ 395.402129] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 395.407414] ? rcu_pm_notify+0xc0/0xc0 [ 395.411309] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.416854] ? check_preemption_disabled+0x48/0x200 [ 395.421917] run_timer_softirq+0x52/0xb0 [ 395.425989] ? rcu_read_lock_sched_held+0x108/0x120 [ 395.431018] __do_softirq+0x30b/0xad8 [ 395.434836] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 395.439953] ? pvclock_read_flags+0x160/0x160 [ 395.444452] ? lapic_next_event+0x5a/0x90 [ 395.448606] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.454144] ? check_preemption_disabled+0x48/0x200 [ 395.459162] ? check_preemption_disabled+0x48/0x200 [ 395.464192] ? kvm_clock_read+0x18/0x30 [ 395.468168] ? kvm_sched_clock_read+0x9/0x20 [ 395.472581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.478120] ? check_preemption_disabled+0x48/0x200 [ 395.483158] irq_exit+0x17f/0x1c0 [ 395.486622] smp_apic_timer_interrupt+0x1cb/0x760 [ 395.491472] ? smp_reschedule_interrupt+0x109/0x650 [ 395.496496] ? smp_call_function_single_interrupt+0x650/0x650 [ 395.502383] ? interrupt_entry+0xb5/0xf0 [ 395.506460] ? trace_hardirqs_off_caller+0xbb/0x310 [ 395.511478] ? trace_hardirqs_off_caller+0xbb/0x310 [ 395.516500] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.521346] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.526384] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.531426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.536965] ? check_preemption_disabled+0x48/0x200 [ 395.541984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.547532] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.552391] apic_timer_interrupt+0xf/0x20 [ 395.556620] [ 395.558873] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 395.564071] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 395.582976] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 395.590696] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 395.597966] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 395.605237] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 395.612511] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 395.619783] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 395.627089] do_exit+0x11ef/0x2610 [ 395.630636] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 395.635666] ? mm_update_next_owner+0x990/0x990 [ 395.640343] ? print_usage_bug+0xc0/0xc0 [ 395.644411] ? graph_lock+0x170/0x170 [ 395.648218] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.653756] ? check_preemption_disabled+0x48/0x200 [ 395.658771] ? check_preemption_disabled+0x48/0x200 [ 395.663803] ? print_usage_bug+0xc0/0xc0 [ 395.667883] ? __lock_acquire+0x7ec/0x4ec0 [ 395.672130] ? __lock_acquire+0x7ec/0x4ec0 [ 395.676388] ? mark_held_locks+0x130/0x130 [ 395.680634] ? mark_held_locks+0x130/0x130 [ 395.684881] ? finish_task_switch+0x1b5/0x900 [ 395.689384] ? __switch_to_asm+0x34/0x70 [ 395.693461] ? __switch_to_asm+0x34/0x70 [ 395.697525] ? __switch_to_asm+0x34/0x70 [ 395.701584] ? __switch_to_asm+0x40/0x70 [ 395.705643] ? __switch_to_asm+0x34/0x70 [ 395.709703] ? __switch_to_asm+0x40/0x70 [ 395.713766] ? __switch_to_asm+0x34/0x70 [ 395.717827] ? __switch_to_asm+0x34/0x70 [ 395.721904] ? __switch_to_asm+0x34/0x70 [ 395.725965] ? __switch_to_asm+0x34/0x70 [ 395.730023] ? __switch_to_asm+0x40/0x70 [ 395.734081] ? __switch_to_asm+0x34/0x70 [ 395.738157] ? __switch_to_asm+0x40/0x70 [ 395.742239] ? graph_lock+0x170/0x170 [ 395.746048] ? graph_lock+0x170/0x170 [ 395.749850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.755402] ? wait_consider_task+0x245/0x3bb0 [ 395.759994] ? memset+0x31/0x40 [ 395.763280] ? find_held_lock+0x36/0x1c0 [ 395.767354] ? get_signal+0x95b/0x1980 [ 395.771242] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.775737] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.780242] do_group_exit+0x177/0x440 [ 395.784138] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 395.789589] ? __ia32_sys_exit+0x50/0x50 [ 395.793662] get_signal+0x8b0/0x1980 [ 395.797407] ? ptrace_notify+0x130/0x130 [ 395.801470] ? do_wait+0x57d/0xb90 [ 395.805018] ? wait_consider_task+0x3bb0/0x3bb0 [ 395.809690] ? graph_lock+0x170/0x170 [ 395.813493] ? graph_lock+0x170/0x170 [ 395.817297] ? graph_lock+0x170/0x170 [ 395.821116] do_signal+0x9c/0x21e0 [ 395.824657] ? find_held_lock+0x36/0x1c0 [ 395.828730] ? setup_sigcontext+0x7d0/0x7d0 [ 395.833052] ? kernel_wait4+0x2e0/0x3f0 [ 395.837034] ? __ia32_sys_waitid+0x140/0x140 [ 395.841479] ? task_stopped_code+0x190/0x190 [ 395.845908] ? exit_to_usermode_loop+0x8c/0x380 [ 395.850596] ? __do_page_fault+0x4a6/0xed0 [ 395.854834] ? do_syscall_64+0x9a/0x820 [ 395.858816] ? do_syscall_64+0x9a/0x820 [ 395.862799] exit_to_usermode_loop+0x2e5/0x380 [ 395.867386] ? syscall_slow_exit_work+0x520/0x520 [ 395.872244] do_syscall_64+0x6be/0x820 [ 395.876134] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 395.881511] ? syscall_return_slowpath+0x5e0/0x5e0 [ 395.886459] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.891315] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.896342] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 395.901369] ? prepare_exit_to_usermode+0x291/0x3b0 [ 395.906399] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.911262] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 395.916461] RIP: 0033:0x4110ba [ 395.919667] Code: Bad RIP value. [ 395.923055] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 395.930770] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 395.938043] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 395.945330] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 395.952604] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 395.959882] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 395.967183] warn_alloc_show_mem: 1 callbacks suppressed [ 395.967197] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 395.967198] Mem-Info: [ 395.967230] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 395.967230] active_file:15 inactive_file:18 isolated_file:0 [ 395.967230] unevictable:0 dirty:0 writeback:0 unstable:0 [ 395.967230] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 395.967230] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 395.967230] free:13728 free_pcp:120 free_cma:0 [ 395.972567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 395.972577] Call Trace: [ 395.979518] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 395.981938] dump_stack+0x1c4/0x2b4 [ 396.014804] Node 0 [ 396.024172] ? dump_stack_print_info.cold.2+0x52/0x52 [ 396.026755] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 396.054926] warn_alloc.cold.119+0xb7/0x1bd [ 396.058534] lowmem_reserve[]: [ 396.060817] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 396.065979] 0 [ 396.091498] ? lock_downgrade+0x900/0x900 [ 396.095794] 2817 [ 396.098902] ? trace_hardirqs_off+0xb8/0x310 [ 396.103717] 6321 [ 396.105518] ? trace_hardirqs_off+0xb8/0x310 [ 396.109631] 6321 [ 396.111701] __alloc_pages_slowpath+0x2667/0x2d80 [ 396.116077] Node 0 [ 396.118167] ? mark_held_locks+0x130/0x130 [ 396.122559] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 396.124590] ? warn_alloc+0x120/0x120 [ 396.129394] lowmem_reserve[]: 0 [ 396.131644] ? warn_alloc+0x120/0x120 [ 396.135849] 0 [ 396.162596] ? print_usage_bug+0xc0/0xc0 [ 396.166372] 3503 [ 396.169669] ? warn_alloc+0x120/0x120 [ 396.173434] 3503 [ 396.175245] ? print_usage_bug+0xc0/0xc0 [ 396.179280] Node 0 [ 396.181338] ? __lock_acquire+0x7ec/0x4ec0 [ 396.185135] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 396.187167] ? __lock_acquire+0x7ec/0x4ec0 [ 396.191190] lowmem_reserve[]: 0 [ 396.193434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.197633] 0 0 [ 396.226021] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.230231] 0 [ 396.233506] ? should_fail+0x22d/0xd01 [ 396.240989] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.246497] Node 0 [ 396.248296] ? __lock_acquire+0x7ec/0x4ec0 [ 396.252154] DMA: [ 396.257254] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.259466] 1*4kB [ 396.263692] ? __lock_acquire+0x7ec/0x4ec0 [ 396.265727] (U) [ 396.270823] ? should_fail+0x22d/0xd01 [ 396.272948] 0*8kB [ 396.277182] ? mark_held_locks+0x130/0x130 [ 396.279122] 0*16kB 1*32kB [ 396.283017] ? mark_held_locks+0x130/0x130 [ 396.285137] (U) [ 396.289365] ? mark_held_locks+0xc7/0x130 [ 396.292210] 2*64kB [ 396.296431] ? print_usage_bug+0xc0/0xc0 [ 396.296447] ? graph_lock+0x170/0x170 [ 396.298395] (U) 1*128kB [ 396.302545] ? print_usage_bug+0xc0/0xc0 [ 396.304759] (U) [ 396.308813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.312588] 1*256kB [ 396.315252] ? check_preemption_disabled+0x48/0x200 [ 396.319288] (U) [ 396.321272] ? check_preemption_disabled+0x48/0x200 [ 396.326789] 0*512kB [ 396.329111] ? __lock_is_held+0xb5/0x140 [ 396.334100] 1*1024kB [ 396.336072] __alloc_pages_nodemask+0xa80/0xde0 [ 396.341058] (U) [ 396.343376] ? graph_lock+0x170/0x170 [ 396.347410] 1*2048kB [ 396.349815] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 396.354454] (M) [ 396.356433] ? graph_lock+0x170/0x170 [ 396.360206] 3*4096kB (M) [ 396.362625] ? find_held_lock+0x36/0x1c0 [ 396.367609] = 15908kB [ 396.369585] ? ____cache_alloc_node+0x1c7/0x1e0 [ 396.373357] Node 0 [ 396.376112] ? lock_downgrade+0x900/0x900 [ 396.380145] DMA32: [ 396.382562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.387204] 3*4kB [ 396.389440] cache_grow_begin+0x91/0x8c0 [ 396.393559] (UM) [ 396.395796] ? do_raw_spin_unlock+0xa7/0x2f0 [ 396.401303] 3*8kB [ 396.403452] fallback_alloc+0x203/0x2e0 [ 396.407487] (UM) [ 396.409552] ____cache_alloc_node+0x1c7/0x1e0 [ 396.413930] 3*16kB [ 396.416080] kmem_cache_alloc_node+0xe3/0x730 [ 396.420023] (UM) [ 396.422083] ? ipv6_get_ifaddr+0x42e/0x620 [ 396.426543] 1*32kB (M) [ 396.428787] __alloc_skb+0x119/0x770 [ 396.433243] 1*64kB (M) [ 396.435311] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 396.439511] 5*128kB (UM) [ 396.442100] ? skb_scrub_packet+0x490/0x490 [ 396.445790] 3*256kB [ 396.448370] ? lock_downgrade+0x900/0x900 [ 396.453618] (M) [ 396.456377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.460670] 4*512kB [ 396.462990] ? refcount_sub_and_test_checked+0x203/0x310 [ 396.467106] (M) [ 396.469092] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 396.474599] 3*1024kB [ 396.476929] ? addrconf_rs_timer+0x6f0/0x6f0 [ 396.482354] (UM) [ 396.484337] ndisc_alloc_skb+0x144/0x340 [ 396.489748] 3*2048kB [ 396.492157] ndisc_send_rs+0x331/0x6e0 [ 396.496527] (UM) 3*4096kB [ 396.498605] addrconf_rs_timer+0x3c0/0x6f0 [ 396.502632] (M) [ 396.505041] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.508900] = 25140kB [ 396.511745] call_timer_fn+0x272/0x920 [ 396.515953] Node 0 [ 396.517938] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.522145] Normal: [ 396.524551] ? process_timeout+0x40/0x40 [ 396.528412] 894*4kB [ 396.530643] ? find_held_lock+0x36/0x1c0 [ 396.534849] (UME) [ 396.537178] ? __run_timers+0x7da/0xc70 [ 396.541207] 400*8kB [ 396.543523] ? _raw_spin_unlock_irq+0x27/0x80 [ 396.547561] (ME) [ 396.549704] ? _raw_spin_unlock_irq+0x27/0x80 [ 396.553653] 203*16kB [ 396.555974] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.560431] (ME) 78*32kB [ 396.562496] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 396.566963] (ME) [ 396.569371] ? trace_hardirqs_on+0xbd/0x310 [ 396.573579] 15*64kB [ 396.576346] ? kasan_check_read+0x11/0x20 [ 396.580899] (M) [ 396.582960] ? __run_timers+0x7da/0xc70 [ 396.587252] 3*128kB [ 396.589571] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 396.593690] (UM) [ 396.595670] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.599613] 0*256kB [ 396.601933] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 396.607358] 0*512kB [ 396.609425] __run_timers+0x7e5/0xc70 [ 396.613624] 0*1024kB 0*2048kB [ 396.615961] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 396.620153] 0*4096kB = 13864kB [ 396.622482] ? compat_start_thread+0x80/0x80 [ 396.626267] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 396.629448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.634791] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 396.637972] ? _raw_spin_unlock_irq+0x60/0x80 [ 396.642352] 412 total pagecache pages [ 396.651183] ? finish_task_switch+0x1f5/0x900 [ 396.656698] 0 pages in swap cache [ 396.665266] ? finish_task_switch+0x1b5/0x900 [ 396.669735] Swap cache stats: add 0, delete 0, find 0/0 [ 396.673524] ? __switch_to_asm+0x34/0x70 [ 396.677994] Free swap = 0kB [ 396.681441] ? preempt_notifier_register+0x200/0x200 [ 396.685909] Total swap = 0kB [ 396.691266] ? __switch_to_asm+0x34/0x70 [ 396.695297] 1965979 pages RAM [ 396.698306] ? __switch_to_asm+0x40/0x70 [ 396.703375] 0 pages HighMem/MovableOnly [ 396.703384] 342745 pages reserved [ 396.706406] ? __switch_to_asm+0x34/0x70 [ 396.710437] 0 pages cma reserved [ 396.713533] ? __switch_to_asm+0x40/0x70 [ 396.717651] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 396.721524] ? __switch_to_asm+0x34/0x70 [ 396.721540] ? __switch_to_asm+0x40/0x70 [ 396.725075] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 396.729023] ? __switch_to_asm+0x40/0x70 [ 396.732368] syz-executor5 cpuset= [ 396.736426] ? pvclock_read_flags+0x160/0x160 [ 396.742899] / [ 396.746962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.751000] mems_allowed=0 [ 396.761479] ? check_preemption_disabled+0x48/0x200 [ 396.788585] ? rcu_pm_notify+0xc0/0xc0 [ 396.792479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.798020] ? check_preemption_disabled+0x48/0x200 [ 396.803048] run_timer_softirq+0x52/0xb0 [ 396.807112] ? rcu_read_lock_sched_held+0x108/0x120 [ 396.812134] __do_softirq+0x30b/0xad8 [ 396.815957] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 396.821070] ? trace_hardirqs_off+0x310/0x310 [ 396.825566] ? trace_hardirqs_on+0x310/0x310 [ 396.829982] ? schedule+0x108/0x460 [ 396.833614] ? __schedule+0x1ed0/0x1ed0 [ 396.837594] ? trace_hardirqs_off+0xb8/0x310 [ 396.842008] ? ___might_sleep+0x1ed/0x300 [ 396.846155] ? smpboot_thread_fn+0x68b/0xa00 [ 396.850564] ? trace_hardirqs_on+0x310/0x310 [ 396.854978] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.860518] ? check_preemption_disabled+0x48/0x200 [ 396.865535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.871172] ? takeover_tasklets+0xa90/0xa90 [ 396.875588] run_ksoftirqd+0x94/0x100 [ 396.879406] smpboot_thread_fn+0x68b/0xa00 [ 396.883648] ? sort_range+0x30/0x30 [ 396.887280] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 396.892387] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.897934] ? __kthread_parkme+0xfb/0x1a0 [ 396.902175] kthread+0x35a/0x420 [ 396.905551] ? sort_range+0x30/0x30 [ 396.909176] ? kthread_bind+0x40/0x40 [ 396.912978] ret_from_fork+0x3a/0x50 [ 396.916714] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 396.916807] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 396.924466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 396.924471] Call Trace: [ 396.924478] [ 396.924494] dump_stack+0x1c4/0x2b4 [ 396.924511] ? dump_stack_print_info.cold.2+0x52/0x52 [ 396.924538] warn_alloc.cold.119+0xb7/0x1bd [ 396.931069] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 396.940362] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 396.942921] ksoftirqd/1 cpuset= [ 396.945066] ? lock_downgrade+0x900/0x900 [ 396.948662] / [ 396.953880] ? trace_hardirqs_off+0xb8/0x310 [ 396.958143] mems_allowed=0 [ 396.968446] ? trace_hardirqs_off+0xb8/0x310 [ 396.994078] __alloc_pages_slowpath+0x2667/0x2d80 [ 396.998960] ? warn_alloc+0x120/0x120 [ 397.002764] ? trace_hardirqs_on+0x310/0x310 [ 397.007175] ? warn_alloc+0x120/0x120 [ 397.010980] ? print_usage_bug+0xc0/0xc0 [ 397.015046] ? warn_alloc+0x120/0x120 [ 397.018845] ? ktime_get+0x2e1/0x440 [ 397.022570] ? print_usage_bug+0xc0/0xc0 [ 397.026636] ? __lock_acquire+0x7ec/0x4ec0 [ 397.030879] ? __lock_acquire+0x7ec/0x4ec0 [ 397.035120] ? kasan_check_read+0x11/0x20 [ 397.039273] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.044811] ? should_fail+0x22d/0xd01 [ 397.048705] ? rcu_bh_qs+0xc0/0xc0 [ 397.052254] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.057358] ? __lock_acquire+0x7ec/0x4ec0 [ 397.061613] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.066724] ? __lock_acquire+0x7ec/0x4ec0 [ 397.070961] ? should_fail+0x22d/0xd01 [ 397.074855] ? rcu_idle_enter+0x4b0/0x4b0 [ 397.079028] ? mark_held_locks+0x130/0x130 [ 397.083273] ? mark_held_locks+0x130/0x130 [ 397.087512] ? mark_held_locks+0xc7/0x130 [ 397.091659] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 397.096676] ? graph_lock+0x170/0x170 [ 397.100482] ? print_usage_bug+0xc0/0xc0 [ 397.104547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.110091] ? check_preemption_disabled+0x48/0x200 [ 397.115110] ? check_preemption_disabled+0x48/0x200 [ 397.120148] ? __lock_is_held+0xb5/0x140 [ 397.124217] __alloc_pages_nodemask+0xa80/0xde0 [ 397.128902] ? graph_lock+0x170/0x170 [ 397.132714] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 397.137729] ? graph_lock+0x170/0x170 [ 397.141542] ? find_held_lock+0x36/0x1c0 [ 397.145616] ? ____cache_alloc_node+0x1c7/0x1e0 [ 397.150292] ? lock_downgrade+0x900/0x900 [ 397.154452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.160010] cache_grow_begin+0x91/0x8c0 [ 397.164077] ? do_raw_spin_unlock+0xa7/0x2f0 [ 397.168498] fallback_alloc+0x203/0x2e0 [ 397.172490] ____cache_alloc_node+0x1c7/0x1e0 [ 397.176994] kmem_cache_alloc_node+0xe3/0x730 [ 397.181501] ? ipv6_get_ifaddr+0x42e/0x620 [ 397.185750] __alloc_skb+0x119/0x770 [ 397.189470] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 397.194758] ? skb_scrub_packet+0x490/0x490 [ 397.199083] ? lock_downgrade+0x900/0x900 [ 397.203245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.208787] ? refcount_sub_and_test_checked+0x203/0x310 [ 397.214245] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 397.219703] ? addrconf_rs_timer+0x6f0/0x6f0 [ 397.224173] ndisc_alloc_skb+0x144/0x340 [ 397.228253] ndisc_send_rs+0x331/0x6e0 [ 397.232152] addrconf_rs_timer+0x3c0/0x6f0 [ 397.236398] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.240646] call_timer_fn+0x272/0x920 [ 397.244535] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.248771] ? process_timeout+0x40/0x40 [ 397.252834] ? find_held_lock+0x36/0x1c0 [ 397.256919] ? __run_timers+0x7da/0xc70 [ 397.260903] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.265401] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.269912] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.274496] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 397.279080] ? trace_hardirqs_on+0xbd/0x310 [ 397.283402] ? kasan_check_read+0x11/0x20 [ 397.287557] ? __run_timers+0x7da/0xc70 [ 397.291537] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 397.296998] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.301242] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.305480] __run_timers+0x7e5/0xc70 [ 397.309298] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 397.314664] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 397.319685] ? graph_lock+0x170/0x170 [ 397.323508] ? enqueue_hrtimer+0x1a5/0x560 [ 397.327742] ? lock_release+0x970/0x970 [ 397.331721] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 397.336927] ? find_held_lock+0x36/0x1c0 [ 397.341003] ? pvclock_read_flags+0x160/0x160 [ 397.345505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.351043] ? check_preemption_disabled+0x48/0x200 [ 397.356072] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 397.361352] ? rcu_pm_notify+0xc0/0xc0 [ 397.365248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.370785] ? check_preemption_disabled+0x48/0x200 [ 397.375813] run_timer_softirq+0x52/0xb0 [ 397.379888] ? rcu_read_lock_sched_held+0x108/0x120 [ 397.384921] __do_softirq+0x30b/0xad8 [ 397.388735] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 397.393848] ? pvclock_read_flags+0x160/0x160 [ 397.398357] ? lapic_next_event+0x5a/0x90 [ 397.402506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.408045] ? check_preemption_disabled+0x48/0x200 [ 397.413063] ? check_preemption_disabled+0x48/0x200 [ 397.418087] ? kvm_clock_read+0x18/0x30 [ 397.422075] ? kvm_sched_clock_read+0x9/0x20 [ 397.426493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.432032] ? check_preemption_disabled+0x48/0x200 [ 397.437066] irq_exit+0x17f/0x1c0 [ 397.440530] smp_apic_timer_interrupt+0x1cb/0x760 [ 397.445377] ? smp_reschedule_interrupt+0x109/0x650 [ 397.450396] ? smp_call_function_single_interrupt+0x650/0x650 [ 397.456285] ? interrupt_entry+0xb5/0xf0 [ 397.460352] ? trace_hardirqs_off_caller+0xbb/0x310 [ 397.465373] ? trace_hardirqs_off_caller+0xbb/0x310 [ 397.470400] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.475248] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.480267] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.485381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.490927] ? check_preemption_disabled+0x48/0x200 [ 397.495948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.501501] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.506361] apic_timer_interrupt+0xf/0x20 [ 397.510590] [ 397.512840] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 397.518036] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 397.536946] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 397.544672] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 397.551941] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 397.559211] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 397.566483] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 397.573752] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 397.581054] do_exit+0x11ef/0x2610 [ 397.584600] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 397.589628] ? mm_update_next_owner+0x990/0x990 [ 397.594301] ? print_usage_bug+0xc0/0xc0 [ 397.598360] ? graph_lock+0x170/0x170 [ 397.602164] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.607700] ? check_preemption_disabled+0x48/0x200 [ 397.612711] ? check_preemption_disabled+0x48/0x200 [ 397.617727] ? print_usage_bug+0xc0/0xc0 [ 397.621798] ? __lock_acquire+0x7ec/0x4ec0 [ 397.626046] ? __lock_acquire+0x7ec/0x4ec0 [ 397.630298] ? mark_held_locks+0x130/0x130 [ 397.634546] ? mark_held_locks+0x130/0x130 [ 397.638786] ? finish_task_switch+0x1b5/0x900 [ 397.643282] ? __switch_to_asm+0x34/0x70 [ 397.647348] ? __switch_to_asm+0x34/0x70 [ 397.651414] ? __switch_to_asm+0x34/0x70 [ 397.655476] ? __switch_to_asm+0x40/0x70 [ 397.659533] ? __switch_to_asm+0x34/0x70 [ 397.663596] ? __switch_to_asm+0x40/0x70 [ 397.667656] ? __switch_to_asm+0x34/0x70 [ 397.671719] ? __switch_to_asm+0x34/0x70 [ 397.675777] ? __switch_to_asm+0x34/0x70 [ 397.679839] ? __switch_to_asm+0x34/0x70 [ 397.683912] ? __switch_to_asm+0x40/0x70 [ 397.687969] ? __switch_to_asm+0x34/0x70 [ 397.692025] ? __switch_to_asm+0x40/0x70 [ 397.696096] ? graph_lock+0x170/0x170 [ 397.699904] ? graph_lock+0x170/0x170 [ 397.703709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.709251] ? wait_consider_task+0x245/0x3bb0 [ 397.713836] ? memset+0x31/0x40 [ 397.717131] ? find_held_lock+0x36/0x1c0 [ 397.721202] ? get_signal+0x95b/0x1980 [ 397.725102] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.729610] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.734117] do_group_exit+0x177/0x440 [ 397.738007] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 397.743458] ? __ia32_sys_exit+0x50/0x50 [ 397.747537] get_signal+0x8b0/0x1980 [ 397.751265] ? ptrace_notify+0x130/0x130 [ 397.755322] ? do_wait+0x57d/0xb90 [ 397.758878] ? wait_consider_task+0x3bb0/0x3bb0 [ 397.763549] ? graph_lock+0x170/0x170 [ 397.767349] ? graph_lock+0x170/0x170 [ 397.771149] ? graph_lock+0x170/0x170 [ 397.774963] do_signal+0x9c/0x21e0 [ 397.778508] ? find_held_lock+0x36/0x1c0 [ 397.782576] ? setup_sigcontext+0x7d0/0x7d0 [ 397.786916] ? kernel_wait4+0x2e0/0x3f0 [ 397.790902] ? __ia32_sys_waitid+0x140/0x140 [ 397.795320] ? task_stopped_code+0x190/0x190 [ 397.799731] ? exit_to_usermode_loop+0x8c/0x380 [ 397.804418] ? __do_page_fault+0x4a6/0xed0 [ 397.808657] ? do_syscall_64+0x9a/0x820 [ 397.812633] ? do_syscall_64+0x9a/0x820 [ 397.816611] exit_to_usermode_loop+0x2e5/0x380 [ 397.821196] ? syscall_slow_exit_work+0x520/0x520 [ 397.826050] do_syscall_64+0x6be/0x820 [ 397.829939] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 397.835306] ? syscall_return_slowpath+0x5e0/0x5e0 [ 397.840235] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.845079] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.850101] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 397.855118] ? prepare_exit_to_usermode+0x291/0x3b0 [ 397.860140] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.864992] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 397.870185] RIP: 0033:0x4110ba [ 397.873383] Code: Bad RIP value. [ 397.876747] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 397.884457] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 397.891727] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 397.898994] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 397.906258] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 397.913528] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 397.920820] warn_alloc_show_mem: 1 callbacks suppressed [ 397.920833] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 397.920836] Mem-Info: [ 397.920876] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 397.920876] active_file:15 inactive_file:18 isolated_file:0 [ 397.920876] unevictable:0 dirty:0 writeback:0 unstable:0 [ 397.920876] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 397.920876] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 397.920876] free:13728 free_pcp:120 free_cma:0 [ 397.926213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.933144] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 397.935539] Call Trace: [ 397.968413] Node 0 [ 397.977773] dump_stack+0x1c4/0x2b4 [ 398.005447] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 398.008007] ? dump_stack_print_info.cold.2+0x52/0x52 [ 398.010212] lowmem_reserve[]: [ 398.013846] warn_alloc.cold.119+0xb7/0x1bd [ 398.039318] 0 [ 398.044831] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 398.047920] 2817 [ 398.052730] ? lock_downgrade+0x900/0x900 [ 398.054508] 6321 [ 398.059348] ? trace_hardirqs_off+0xb8/0x310 [ 398.061380] 6321 [ 398.065524] ? trace_hardirqs_off+0xb8/0x310 [ 398.071973] __alloc_pages_slowpath+0x2667/0x2d80 [ 398.074006] Node 0 [ 398.078427] ? mark_held_locks+0x130/0x130 [ 398.083255] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 398.085459] ? warn_alloc+0x120/0x120 [ 398.089668] lowmem_reserve[]: [ 398.116405] ? warn_alloc+0x120/0x120 [ 398.120174] 0 [ 398.123277] ? print_usage_bug+0xc0/0xc0 [ 398.127048] 0 [ 398.128842] ? warn_alloc+0x120/0x120 [ 398.132881] 3503 [ 398.134679] ? print_usage_bug+0xc0/0xc0 [ 398.138455] 3503 [ 398.140512] ? __lock_acquire+0x7ec/0x4ec0 [ 398.146604] ? __lock_acquire+0x7ec/0x4ec0 [ 398.150815] Node 0 [ 398.155040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.155073] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 398.155081] lowmem_reserve[]: [ 398.157316] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.162833] 0 [ 398.191203] ? should_fail+0x22d/0xd01 [ 398.194279] 0 [ 398.199816] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 398.201587] 0 [ 398.205471] ? __lock_acquire+0x7ec/0x4ec0 [ 398.207245] 0 [ 398.212344] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 398.218350] ? __lock_acquire+0x7ec/0x4ec0 [ 398.220126] Node 0 [ 398.225231] ? should_fail+0x22d/0xd01 [ 398.229441] DMA: [ 398.231679] ? mark_held_locks+0x130/0x130 [ 398.235536] 1*4kB [ 398.237591] ? mark_held_locks+0x130/0x130 [ 398.241800] (U) [ 398.243945] ? graph_lock+0x170/0x170 [ 398.248155] 0*8kB [ 398.250122] ? print_usage_bug+0xc0/0xc0 [ 398.253900] 0*16kB [ 398.256048] ? graph_lock+0x170/0x170 [ 398.260084] 1*32kB [ 398.262312] ? print_usage_bug+0xc0/0xc0 [ 398.266083] (U) [ 398.268315] ? wq_watchdog_touch+0x9c/0xfe [ 398.272347] 2*64kB (U) [ 398.274329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.278538] 1*128kB [ 398.281112] ? check_preemption_disabled+0x48/0x200 [ 398.286622] (U) [ 398.288939] ? check_preemption_disabled+0x48/0x200 [ 398.293932] 1*256kB [ 398.295904] ? __lock_is_held+0xb5/0x140 [ 398.300898] (U) [ 398.303212] __alloc_pages_nodemask+0xa80/0xde0 [ 398.307243] 0*512kB [ 398.309214] ? graph_lock+0x170/0x170 [ 398.313857] 1*1024kB [ 398.316179] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 398.319949] (U) [ 398.322378] ? graph_lock+0x170/0x170 [ 398.327368] 1*2048kB [ 398.329344] ? find_held_lock+0x36/0x1c0 [ 398.333101] (M) 3*4096kB [ 398.335524] ? ____cache_alloc_node+0x1c7/0x1e0 [ 398.339551] (M) [ 398.342305] ? lock_downgrade+0x900/0x900 [ 398.346960] = 15908kB [ 398.348937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.353057] Node 0 [ 398.355466] cache_grow_begin+0x91/0x8c0 [ 398.360973] DMA32: [ 398.363207] ? do_raw_spin_unlock+0xa7/0x2f0 [ 398.367239] 3*4kB [ 398.369476] fallback_alloc+0x203/0x2e0 [ 398.373854] (UM) [ 398.376019] ____cache_alloc_node+0x1c7/0x1e0 [ 398.379961] 3*8kB [ 398.382024] kmem_cache_alloc_node+0xe3/0x730 [ 398.386486] (UM) [ 398.388630] ? ipv6_get_ifaddr+0x42e/0x620 [ 398.393100] 3*16kB [ 398.395159] __alloc_skb+0x119/0x770 [ 398.399354] (UM) 1*32kB [ 398.401602] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 398.405282] (M) [ 398.407951] ? skb_scrub_packet+0x490/0x490 [ 398.413199] 1*64kB [ 398.415171] ? lock_downgrade+0x900/0x900 [ 398.419461] (M) [ 398.421707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.425829] 5*128kB (UM) [ 398.427821] ? refcount_sub_and_test_checked+0x203/0x310 [ 398.433332] 3*256kB [ 398.436090] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 398.441508] (M) [ 398.443832] ? addrconf_rs_timer+0x6f0/0x6f0 [ 398.449249] 4*512kB (M) [ 398.451239] ndisc_alloc_skb+0x144/0x340 [ 398.455638] 3*1024kB [ 398.458305] ndisc_send_rs+0x331/0x6e0 [ 398.462337] (UM) [ 398.464745] addrconf_rs_timer+0x3c0/0x6f0 [ 398.468606] 3*2048kB [ 398.470668] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.474879] (UM) [ 398.477292] call_timer_fn+0x272/0x920 [ 398.481493] 3*4096kB [ 398.483552] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.487412] (M) [ 398.489816] ? process_timeout+0x40/0x40 [ 398.494024] = 25140kB [ 398.495992] ? find_held_lock+0x36/0x1c0 [ 398.500027] Node 0 [ 398.502449] ? __run_timers+0x7da/0xc70 [ 398.506480] Normal: [ 398.508712] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.512660] 894*4kB [ 398.514975] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.519450] (UME) [ 398.521768] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.526235] 400*8kB [ 398.528382] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 398.532588] (ME) [ 398.534906] ? trace_hardirqs_on+0xbd/0x310 [ 398.539464] 203*16kB [ 398.541524] ? kasan_check_read+0x11/0x20 [ 398.545820] (ME) [ 398.548229] ? __run_timers+0x7da/0xc70 [ 398.552348] 78*32kB [ 398.554411] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 398.558353] (ME) [ 398.560673] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.566097] 15*64kB [ 398.568154] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.572358] (M) [ 398.574680] __run_timers+0x7e5/0xc70 [ 398.578887] 3*128kB [ 398.580878] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 398.584635] (UM) 0*256kB [ 398.586963] ? compat_start_thread+0x80/0x80 [ 398.592301] 0*512kB [ 398.595053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.599431] 0*1024kB [ 398.601748] ? _raw_spin_unlock_irq+0x60/0x80 [ 398.607291] 0*2048kB [ 398.609687] ? finish_task_switch+0x1f5/0x900 [ 398.614156] 0*4096kB [ 398.616564] ? finish_task_switch+0x1b5/0x900 [ 398.621028] = 13864kB [ 398.623432] ? __switch_to_asm+0x34/0x70 [ 398.627918] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 398.630315] ? preempt_notifier_register+0x200/0x200 [ 398.634357] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 398.643184] ? __switch_to_asm+0x34/0x70 [ 398.648265] 412 total pagecache pages [ 398.656834] ? __switch_to_asm+0x40/0x70 [ 398.660884] 0 pages in swap cache [ 398.664672] ? __switch_to_asm+0x34/0x70 [ 398.668711] Swap cache stats: add 0, delete 0, find 0/0 [ 398.672154] ? __switch_to_asm+0x40/0x70 [ 398.676192] Free swap = 0kB [ 398.681548] ? __switch_to_asm+0x34/0x70 [ 398.685585] Total swap = 0kB [ 398.688598] ? __switch_to_asm+0x40/0x70 [ 398.692636] 1965979 pages RAM [ 398.695647] ? __switch_to_asm+0x40/0x70 [ 398.699682] 0 pages HighMem/MovableOnly [ 398.702780] ? pvclock_read_flags+0x160/0x160 [ 398.706808] 342745 pages reserved [ 398.706817] 0 pages cma reserved [ 398.710786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.715310] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 398.718698] ? check_preemption_disabled+0x48/0x200 [ 398.722101] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 398.727577] ? rcu_pm_notify+0xc0/0xc0 [ 398.734038] syz-executor5 cpuset= [ 398.739050] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.749510] / [ 398.753399] ? check_preemption_disabled+0x48/0x200 [ 398.756830] mems_allowed=0 [ 398.762364] run_timer_softirq+0x52/0xb0 [ 398.776016] ? rcu_read_lock_sched_held+0x108/0x120 [ 398.781038] __do_softirq+0x30b/0xad8 [ 398.784853] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 398.789963] ? trace_hardirqs_off+0x310/0x310 [ 398.794456] ? trace_hardirqs_on+0x310/0x310 [ 398.798886] ? schedule+0x108/0x460 [ 398.802518] ? __schedule+0x1ed0/0x1ed0 [ 398.806497] ? trace_hardirqs_off+0xb8/0x310 [ 398.810908] ? ___might_sleep+0x1ed/0x300 [ 398.815077] ? smpboot_thread_fn+0x68b/0xa00 [ 398.819488] ? trace_hardirqs_on+0x310/0x310 [ 398.823899] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.829439] ? check_preemption_disabled+0x48/0x200 [ 398.834454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.839999] ? takeover_tasklets+0xa90/0xa90 [ 398.844423] run_ksoftirqd+0x94/0x100 [ 398.848246] smpboot_thread_fn+0x68b/0xa00 [ 398.852488] ? sort_range+0x30/0x30 [ 398.856120] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 398.861228] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.866773] ? __kthread_parkme+0xfb/0x1a0 [ 398.871021] kthread+0x35a/0x420 [ 398.874388] ? sort_range+0x30/0x30 [ 398.878046] ? kthread_bind+0x40/0x40 [ 398.881853] ret_from_fork+0x3a/0x50 [ 398.885595] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 398.885667] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 398.892876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.892886] Call Trace: [ 398.899490] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 398.908711] [ 398.911282] ksoftirqd/1 cpuset= [ 398.922064] dump_stack+0x1c4/0x2b4 [ 398.924193] / [ 398.927472] ? dump_stack_print_info.cold.2+0x52/0x52 [ 398.931075] mems_allowed=0 [ 398.932792] warn_alloc.cold.119+0xb7/0x1bd [ 398.945182] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 398.950028] ? lock_downgrade+0x900/0x900 [ 398.954184] ? trace_hardirqs_off+0xb8/0x310 [ 398.958597] ? trace_hardirqs_off+0xb8/0x310 [ 398.963017] __alloc_pages_slowpath+0x2667/0x2d80 [ 398.967904] ? warn_alloc+0x120/0x120 [ 398.971716] ? warn_alloc+0x120/0x120 [ 398.975519] ? print_usage_bug+0xc0/0xc0 [ 398.979584] ? warn_alloc+0x120/0x120 [ 398.983388] ? print_usage_bug+0xc0/0xc0 [ 398.987458] ? __lock_acquire+0x7ec/0x4ec0 [ 398.991694] ? __lock_acquire+0x7ec/0x4ec0 [ 398.995933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.001475] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.007017] ? should_fail+0x22d/0xd01 [ 399.010916] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.016021] ? __lock_acquire+0x7ec/0x4ec0 [ 399.020260] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.025363] ? __lock_acquire+0x7ec/0x4ec0 [ 399.029600] ? should_fail+0x22d/0xd01 [ 399.033502] ? mark_held_locks+0x130/0x130 [ 399.037748] ? mark_held_locks+0x130/0x130 [ 399.041988] ? graph_lock+0x170/0x170 [ 399.045791] ? print_usage_bug+0xc0/0xc0 [ 399.049852] ? graph_lock+0x170/0x170 [ 399.053665] ? print_usage_bug+0xc0/0xc0 [ 399.057725] ? wq_watchdog_touch+0x9c/0xfe [ 399.061962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.067501] ? check_preemption_disabled+0x48/0x200 [ 399.072519] ? check_preemption_disabled+0x48/0x200 [ 399.077547] ? __lock_is_held+0xb5/0x140 [ 399.081637] __alloc_pages_nodemask+0xa80/0xde0 [ 399.086324] ? graph_lock+0x170/0x170 [ 399.090132] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 399.095144] ? graph_lock+0x170/0x170 [ 399.098958] ? find_held_lock+0x36/0x1c0 [ 399.103029] ? ____cache_alloc_node+0x1c7/0x1e0 [ 399.107703] ? lock_downgrade+0x900/0x900 [ 399.111873] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.117421] cache_grow_begin+0x91/0x8c0 [ 399.121485] ? do_raw_spin_unlock+0xa7/0x2f0 [ 399.125907] fallback_alloc+0x203/0x2e0 [ 399.129900] ____cache_alloc_node+0x1c7/0x1e0 [ 399.134401] kmem_cache_alloc_node+0xe3/0x730 [ 399.138908] ? ipv6_get_ifaddr+0x42e/0x620 [ 399.143153] __alloc_skb+0x119/0x770 [ 399.146878] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 399.152165] ? skb_scrub_packet+0x490/0x490 [ 399.156491] ? lock_downgrade+0x900/0x900 [ 399.160647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.166203] ? refcount_sub_and_test_checked+0x203/0x310 [ 399.171661] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 399.177119] ? addrconf_rs_timer+0x6f0/0x6f0 [ 399.181543] ndisc_alloc_skb+0x144/0x340 [ 399.185619] ndisc_send_rs+0x331/0x6e0 [ 399.189518] addrconf_rs_timer+0x3c0/0x6f0 [ 399.193762] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.198012] call_timer_fn+0x272/0x920 [ 399.201911] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.206153] ? process_timeout+0x40/0x40 [ 399.210224] ? find_held_lock+0x36/0x1c0 [ 399.214298] ? __run_timers+0x7da/0xc70 [ 399.218275] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.222768] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.227263] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.231505] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 399.236093] ? trace_hardirqs_on+0xbd/0x310 [ 399.240417] ? kasan_check_read+0x11/0x20 [ 399.244567] ? __run_timers+0x7da/0xc70 [ 399.248550] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 399.254017] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.258259] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.262498] __run_timers+0x7e5/0xc70 [ 399.266316] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 399.271686] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 399.276705] ? graph_lock+0x170/0x170 [ 399.280509] ? enqueue_hrtimer+0x1a5/0x560 [ 399.284795] ? lock_release+0x970/0x970 [ 399.288772] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 399.293969] ? find_held_lock+0x36/0x1c0 [ 399.298045] ? pvclock_read_flags+0x160/0x160 [ 399.302546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.308093] ? check_preemption_disabled+0x48/0x200 [ 399.313121] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 399.318398] ? rcu_pm_notify+0xc0/0xc0 [ 399.322289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.327829] ? check_preemption_disabled+0x48/0x200 [ 399.332906] run_timer_softirq+0x52/0xb0 [ 399.336976] ? rcu_read_lock_sched_held+0x108/0x120 [ 399.341995] __do_softirq+0x30b/0xad8 [ 399.345810] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 399.350932] ? pvclock_read_flags+0x160/0x160 [ 399.355429] ? lapic_next_event+0x5a/0x90 [ 399.359594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.365142] ? check_preemption_disabled+0x48/0x200 [ 399.370159] ? check_preemption_disabled+0x48/0x200 [ 399.375183] ? kvm_clock_read+0x18/0x30 [ 399.379159] ? kvm_sched_clock_read+0x9/0x20 [ 399.383575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.389113] ? check_preemption_disabled+0x48/0x200 [ 399.394146] irq_exit+0x17f/0x1c0 [ 399.397605] smp_apic_timer_interrupt+0x1cb/0x760 [ 399.402449] ? smp_reschedule_interrupt+0x109/0x650 [ 399.407470] ? smp_call_function_single_interrupt+0x650/0x650 [ 399.413359] ? interrupt_entry+0xb5/0xf0 [ 399.417426] ? trace_hardirqs_off_caller+0xbb/0x310 [ 399.422440] ? trace_hardirqs_off_caller+0xbb/0x310 [ 399.427459] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.432305] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.437337] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.442361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.447906] ? check_preemption_disabled+0x48/0x200 [ 399.452927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.458475] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.463328] apic_timer_interrupt+0xf/0x20 [ 399.467561] [ 399.469802] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 399.474996] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 399.493909] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 399.501624] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 399.508896] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 399.516168] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 399.523439] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 399.530709] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 399.538013] do_exit+0x11ef/0x2610 [ 399.541555] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 399.546586] ? mm_update_next_owner+0x990/0x990 [ 399.551258] ? print_usage_bug+0xc0/0xc0 [ 399.555321] ? graph_lock+0x170/0x170 [ 399.559132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.564667] ? check_preemption_disabled+0x48/0x200 [ 399.569682] ? check_preemption_disabled+0x48/0x200 [ 399.574700] ? print_usage_bug+0xc0/0xc0 [ 399.578771] ? __lock_acquire+0x7ec/0x4ec0 [ 399.583010] ? __lock_acquire+0x7ec/0x4ec0 [ 399.587272] ? mark_held_locks+0x130/0x130 [ 399.591515] ? mark_held_locks+0x130/0x130 [ 399.595754] ? finish_task_switch+0x1b5/0x900 [ 399.600251] ? __switch_to_asm+0x34/0x70 [ 399.604317] ? __switch_to_asm+0x34/0x70 [ 399.608380] ? __switch_to_asm+0x34/0x70 [ 399.612439] ? __switch_to_asm+0x40/0x70 [ 399.616501] ? __switch_to_asm+0x34/0x70 [ 399.620560] ? __switch_to_asm+0x40/0x70 [ 399.624617] ? __switch_to_asm+0x34/0x70 [ 399.628676] ? __switch_to_asm+0x34/0x70 [ 399.632736] ? __switch_to_asm+0x34/0x70 [ 399.636794] ? __switch_to_asm+0x34/0x70 [ 399.640853] ? __switch_to_asm+0x40/0x70 [ 399.644930] ? __switch_to_asm+0x34/0x70 [ 399.648992] ? __switch_to_asm+0x40/0x70 [ 399.653064] ? graph_lock+0x170/0x170 [ 399.656876] ? graph_lock+0x170/0x170 [ 399.660686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.666228] ? wait_consider_task+0x245/0x3bb0 [ 399.670815] ? memset+0x31/0x40 [ 399.674103] ? find_held_lock+0x36/0x1c0 [ 399.678178] ? get_signal+0x95b/0x1980 [ 399.682071] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.686565] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.691072] do_group_exit+0x177/0x440 [ 399.694961] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 399.700416] ? __ia32_sys_exit+0x50/0x50 [ 399.704497] get_signal+0x8b0/0x1980 [ 399.708222] ? ptrace_notify+0x130/0x130 [ 399.712285] ? do_wait+0x57d/0xb90 [ 399.715832] ? wait_consider_task+0x3bb0/0x3bb0 [ 399.720505] ? graph_lock+0x170/0x170 [ 399.724305] ? graph_lock+0x170/0x170 [ 399.728109] ? graph_lock+0x170/0x170 [ 399.731935] do_signal+0x9c/0x21e0 [ 399.735478] ? find_held_lock+0x36/0x1c0 [ 399.739555] ? setup_sigcontext+0x7d0/0x7d0 [ 399.743888] ? kernel_wait4+0x2e0/0x3f0 [ 399.747888] ? __ia32_sys_waitid+0x140/0x140 [ 399.752308] ? task_stopped_code+0x190/0x190 [ 399.756723] ? exit_to_usermode_loop+0x8c/0x380 [ 399.761414] ? __do_page_fault+0x4a6/0xed0 [ 399.765650] ? do_syscall_64+0x9a/0x820 [ 399.769627] ? do_syscall_64+0x9a/0x820 [ 399.773607] exit_to_usermode_loop+0x2e5/0x380 [ 399.778197] ? syscall_slow_exit_work+0x520/0x520 [ 399.783058] do_syscall_64+0x6be/0x820 [ 399.786956] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 399.792324] ? syscall_return_slowpath+0x5e0/0x5e0 [ 399.797256] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.802105] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.807126] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 399.812144] ? prepare_exit_to_usermode+0x291/0x3b0 [ 399.817169] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.822021] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 399.827213] RIP: 0033:0x4110ba [ 399.830447] Code: Bad RIP value. [ 399.833810] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 399.841520] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 399.848788] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 399.856052] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 399.863320] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 399.870589] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 399.877902] warn_alloc_show_mem: 1 callbacks suppressed [ 399.877915] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 399.877917] Mem-Info: [ 399.877948] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 399.877948] active_file:15 inactive_file:18 isolated_file:0 [ 399.877948] unevictable:0 dirty:0 writeback:0 unstable:0 [ 399.877948] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 399.877948] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 399.877948] free:13728 free_pcp:120 free_cma:0 [ 399.883288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.890219] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 399.892619] Call Trace: [ 399.925488] Node 0 [ 399.934849] dump_stack+0x1c4/0x2b4 [ 399.962523] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 399.965085] ? dump_stack_print_info.cold.2+0x52/0x52 [ 399.967291] lowmem_reserve[]: [ 399.970921] warn_alloc.cold.119+0xb7/0x1bd [ 399.996407] 0 [ 400.001601] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 400.004674] 2817 [ 400.008993] ? lock_downgrade+0x900/0x900 [ 400.010769] 6321 [ 400.015606] ? trace_hardirqs_off+0xb8/0x310 [ 400.017640] 6321 [ 400.021779] ? trace_hardirqs_off+0xb8/0x310 [ 400.028217] __alloc_pages_slowpath+0x2667/0x2d80 [ 400.030248] Node 0 [ 400.034667] ? mark_held_locks+0x130/0x130 [ 400.039494] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 400.041700] ? warn_alloc+0x120/0x120 [ 400.045902] lowmem_reserve[]: 0 [ 400.073136] ? warn_alloc+0x120/0x120 [ 400.076913] 0 [ 400.080187] ? print_usage_bug+0xc0/0xc0 [ 400.083962] 3503 [ 400.085763] ? warn_alloc+0x120/0x120 [ 400.089799] 3503 [ 400.091857] ? print_usage_bug+0xc0/0xc0 [ 400.097691] ? __lock_acquire+0x7ec/0x4ec0 [ 400.101733] Node 0 [ 400.105960] ? __lock_acquire+0x7ec/0x4ec0 [ 400.105996] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 400.108203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.112412] lowmem_reserve[]: [ 400.140781] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.146292] 0 [ 400.149402] ? should_fail+0x22d/0xd01 [ 400.154909] 0 [ 400.156709] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.160568] 0 [ 400.162366] ? __lock_acquire+0x7ec/0x4ec0 [ 400.167438] 0 [ 400.169235] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.175273] ? __lock_acquire+0x7ec/0x4ec0 [ 400.180350] Node 0 [ 400.184575] ? should_fail+0x22d/0xd01 [ 400.184585] DMA: [ 400.186823] ? mark_held_locks+0x130/0x130 [ 400.190678] 1*4kB [ 400.192739] ? mark_held_locks+0x130/0x130 [ 400.196952] (U) [ 400.199098] ? mark_held_locks+0xc7/0x130 [ 400.203304] 0*8kB [ 400.205275] ? print_usage_bug+0xc0/0xc0 [ 400.209404] 0*16kB [ 400.211543] ? graph_lock+0x170/0x170 [ 400.215580] 1*32kB [ 400.217806] ? print_usage_bug+0xc0/0xc0 [ 400.221578] (U) [ 400.223812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.227848] 2*64kB [ 400.229820] ? check_preemption_disabled+0x48/0x200 [ 400.235329] (U) [ 400.237557] ? check_preemption_disabled+0x48/0x200 [ 400.242547] 1*128kB [ 400.244521] ? __lock_is_held+0xb5/0x140 [ 400.249507] (U) [ 400.251825] __alloc_pages_nodemask+0xa80/0xde0 [ 400.255867] 1*256kB [ 400.257854] ? graph_lock+0x170/0x170 [ 400.262504] (U) [ 400.264823] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 400.268597] 0*512kB [ 400.270566] ? graph_lock+0x170/0x170 [ 400.275551] 1*1024kB (U) [ 400.277892] ? find_held_lock+0x36/0x1c0 [ 400.281666] 1*2048kB [ 400.284425] ? ____cache_alloc_node+0x1c7/0x1e0 [ 400.288452] (M) [ 400.290856] ? lock_downgrade+0x900/0x900 [ 400.295506] 3*4096kB [ 400.297481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.301614] (M) [ 400.304018] cache_grow_begin+0x91/0x8c0 [ 400.309530] = 15908kB [ 400.311500] ? do_raw_spin_unlock+0xa7/0x2f0 [ 400.315533] Node 0 [ 400.317940] fallback_alloc+0x203/0x2e0 [ 400.322318] DMA32: [ 400.324549] ____cache_alloc_node+0x1c7/0x1e0 [ 400.328491] 3*4kB [ 400.330722] kmem_cache_alloc_node+0xe3/0x730 [ 400.335192] (UM) [ 400.337338] ? ipv6_get_ifaddr+0x42e/0x620 [ 400.341806] 3*8kB [ 400.343879] __alloc_skb+0x119/0x770 [ 400.348084] (UM) [ 400.350233] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 400.353925] 3*16kB [ 400.355989] ? skb_scrub_packet+0x490/0x490 [ 400.361239] (UM) [ 400.363472] ? lock_downgrade+0x900/0x900 [ 400.367764] 1*32kB [ 400.369825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.373948] (M) [ 400.376179] ? refcount_sub_and_test_checked+0x203/0x310 [ 400.381683] 1*64kB (M) [ 400.383668] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 400.389092] 5*128kB [ 400.391672] ? addrconf_rs_timer+0x6f0/0x6f0 [ 400.397096] (UM) [ 400.399437] ndisc_alloc_skb+0x144/0x340 [ 400.403815] 3*256kB [ 400.405877] ndisc_send_rs+0x331/0x6e0 [ 400.409912] (M) [ 400.412235] addrconf_rs_timer+0x3c0/0x6f0 [ 400.416093] 4*512kB [ 400.418062] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.422267] (M) [ 400.424598] call_timer_fn+0x272/0x920 [ 400.428795] 3*1024kB [ 400.430765] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.434627] (UM) [ 400.437031] ? process_timeout+0x40/0x40 [ 400.441232] 3*2048kB (UM) [ 400.443300] ? find_held_lock+0x36/0x1c0 [ 400.447332] 3*4096kB [ 400.450173] ? __run_timers+0x7da/0xc70 [ 400.454204] (M) [ 400.456609] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.460558] = 25140kB [ 400.462524] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.466993] Node 0 [ 400.469405] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.473874] Normal: [ 400.476104] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 400.480314] 894*4kB [ 400.482633] ? trace_hardirqs_on+0xbd/0x310 [ 400.487187] (UME) [ 400.489509] ? kasan_check_read+0x11/0x20 [ 400.493800] 400*8kB [ 400.495942] ? __run_timers+0x7da/0xc70 [ 400.500064] (ME) [ 400.502386] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 400.506332] 203*16kB [ 400.508392] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.513812] (ME) [ 400.516217] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.520472] 78*32kB [ 400.522532] __run_timers+0x7e5/0xc70 [ 400.526734] (ME) [ 400.529062] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 400.532830] 15*64kB [ 400.534892] ? compat_start_thread+0x80/0x80 [ 400.540231] (M) [ 400.542555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.546935] 3*128kB [ 400.548906] ? _raw_spin_unlock_irq+0x60/0x80 [ 400.554420] (UM) [ 400.556737] ? finish_task_switch+0x1f5/0x900 [ 400.561206] 0*256kB [ 400.563266] ? finish_task_switch+0x1b5/0x900 [ 400.567738] 0*512kB [ 400.570056] ? __switch_to_asm+0x34/0x70 [ 400.574526] 0*1024kB [ 400.576843] ? preempt_notifier_register+0x200/0x200 [ 400.580883] 0*2048kB [ 400.583290] ? __switch_to_asm+0x34/0x70 [ 400.588367] 0*4096kB [ 400.590770] ? __switch_to_asm+0x40/0x70 [ 400.594808] = 13864kB [ 400.597213] ? __switch_to_asm+0x34/0x70 [ 400.601254] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 400.603660] ? __switch_to_asm+0x40/0x70 [ 400.607702] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 400.616525] ? __switch_to_asm+0x34/0x70 [ 400.620579] 412 total pagecache pages [ 400.629146] ? __switch_to_asm+0x40/0x70 [ 400.633190] 0 pages in swap cache [ 400.636975] ? __switch_to_asm+0x40/0x70 [ 400.641034] Swap cache stats: add 0, delete 0, find 0/0 [ 400.644478] ? pvclock_read_flags+0x160/0x160 [ 400.648508] Free swap = 0kB [ 400.653873] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.658342] Total swap = 0kB [ 400.661352] ? check_preemption_disabled+0x48/0x200 [ 400.666873] 1965979 pages RAM [ 400.669898] ? rcu_pm_notify+0xc0/0xc0 [ 400.674890] 0 pages HighMem/MovableOnly [ 400.677991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.681853] 342745 pages reserved [ 400.685822] ? check_preemption_disabled+0x48/0x200 [ 400.691331] 0 pages cma reserved [ 400.694788] run_timer_softirq+0x52/0xb0 [ 400.699836] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 400.703139] ? rcu_read_lock_sched_held+0x108/0x120 [ 400.707270] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 400.713664] __do_softirq+0x30b/0xad8 [ 400.718658] syz-executor5 cpuset= [ 400.729146] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 400.732912] / [ 400.736360] ? trace_hardirqs_off+0x310/0x310 [ 400.741436] mems_allowed=0 [ 400.743144] ? trace_hardirqs_on+0x310/0x310 [ 400.754942] ? schedule+0x108/0x460 [ 400.758605] ? __schedule+0x1ed0/0x1ed0 [ 400.762591] ? trace_hardirqs_off+0xb8/0x310 [ 400.767012] ? ___might_sleep+0x1ed/0x300 [ 400.771161] ? smpboot_thread_fn+0x68b/0xa00 [ 400.775573] ? trace_hardirqs_on+0x310/0x310 [ 400.779989] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.785529] ? check_preemption_disabled+0x48/0x200 [ 400.790547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.796091] ? takeover_tasklets+0xa90/0xa90 [ 400.800504] run_ksoftirqd+0x94/0x100 [ 400.804304] smpboot_thread_fn+0x68b/0xa00 [ 400.808542] ? sort_range+0x30/0x30 [ 400.812171] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 400.817278] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.822819] ? __kthread_parkme+0xfb/0x1a0 [ 400.827063] kthread+0x35a/0x420 [ 400.830430] ? sort_range+0x30/0x30 [ 400.834055] ? kthread_bind+0x40/0x40 [ 400.837869] ret_from_fork+0x3a/0x50 [ 400.841606] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 400.841680] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 400.848883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.848888] Call Trace: [ 400.848900] [ 400.848917] dump_stack+0x1c4/0x2b4 [ 400.848934] ? dump_stack_print_info.cold.2+0x52/0x52 [ 400.855504] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 400.864783] warn_alloc.cold.119+0xb7/0x1bd [ 400.867337] ksoftirqd/1 cpuset= [ 400.869479] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 400.873077] / [ 400.878260] ? lock_downgrade+0x900/0x900 [ 400.888543] mems_allowed=0 [ 400.892870] ? trace_hardirqs_off+0xb8/0x310 [ 400.914095] ? trace_hardirqs_off+0xb8/0x310 [ 400.918513] __alloc_pages_slowpath+0x2667/0x2d80 [ 400.923826] ? warn_alloc+0x120/0x120 [ 400.927635] ? trace_hardirqs_on+0x310/0x310 [ 400.932047] ? warn_alloc+0x120/0x120 [ 400.935848] ? print_usage_bug+0xc0/0xc0 [ 400.939923] ? warn_alloc+0x120/0x120 [ 400.943723] ? ktime_get+0x2e1/0x440 [ 400.947439] ? print_usage_bug+0xc0/0xc0 [ 400.951504] ? __lock_acquire+0x7ec/0x4ec0 [ 400.955737] ? __lock_acquire+0x7ec/0x4ec0 [ 400.959972] ? kasan_check_read+0x11/0x20 [ 400.964119] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.969657] ? should_fail+0x22d/0xd01 [ 400.973549] ? rcu_bh_qs+0xc0/0xc0 [ 400.977096] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.982200] ? __lock_acquire+0x7ec/0x4ec0 [ 400.986439] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.991545] ? __lock_acquire+0x7ec/0x4ec0 [ 400.995776] ? should_fail+0x22d/0xd01 [ 400.999667] ? rcu_idle_enter+0x4b0/0x4b0 [ 401.003823] ? mark_held_locks+0x130/0x130 [ 401.008067] ? mark_held_locks+0x130/0x130 [ 401.012305] ? mark_held_locks+0xc7/0x130 [ 401.016458] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 401.021480] ? graph_lock+0x170/0x170 [ 401.025278] ? print_usage_bug+0xc0/0xc0 [ 401.029345] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.034902] ? check_preemption_disabled+0x48/0x200 [ 401.039923] ? check_preemption_disabled+0x48/0x200 [ 401.044955] ? __lock_is_held+0xb5/0x140 [ 401.049024] __alloc_pages_nodemask+0xa80/0xde0 [ 401.053696] ? graph_lock+0x170/0x170 [ 401.057501] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 401.062512] ? graph_lock+0x170/0x170 [ 401.066324] ? find_held_lock+0x36/0x1c0 [ 401.070422] ? ____cache_alloc_node+0x1c7/0x1e0 [ 401.075092] ? lock_downgrade+0x900/0x900 [ 401.079251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.084794] cache_grow_begin+0x91/0x8c0 [ 401.088868] ? do_raw_spin_unlock+0xa7/0x2f0 [ 401.093292] fallback_alloc+0x203/0x2e0 [ 401.097273] ____cache_alloc_node+0x1c7/0x1e0 [ 401.101780] kmem_cache_alloc_node+0xe3/0x730 [ 401.106280] ? ipv6_get_ifaddr+0x42e/0x620 [ 401.110527] __alloc_skb+0x119/0x770 [ 401.114243] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 401.119526] ? skb_scrub_packet+0x490/0x490 [ 401.123847] ? lock_downgrade+0x900/0x900 [ 401.128010] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.133548] ? refcount_sub_and_test_checked+0x203/0x310 [ 401.139004] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 401.144462] ? addrconf_rs_timer+0x6f0/0x6f0 [ 401.148892] ndisc_alloc_skb+0x144/0x340 [ 401.152969] ndisc_send_rs+0x331/0x6e0 [ 401.156872] addrconf_rs_timer+0x3c0/0x6f0 [ 401.161119] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.165373] call_timer_fn+0x272/0x920 [ 401.169265] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.173504] ? process_timeout+0x40/0x40 [ 401.177564] ? find_held_lock+0x36/0x1c0 [ 401.181632] ? __run_timers+0x7da/0xc70 [ 401.185614] ? _raw_spin_unlock_irq+0x27/0x80 [ 401.190113] ? _raw_spin_unlock_irq+0x27/0x80 [ 401.194611] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.198848] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 401.203442] ? trace_hardirqs_on+0xbd/0x310 [ 401.207763] ? kasan_check_read+0x11/0x20 [ 401.211920] ? __run_timers+0x7da/0xc70 [ 401.215919] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 401.221382] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.225624] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 401.229869] __run_timers+0x7e5/0xc70 [ 401.233690] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 401.239055] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 401.244073] ? graph_lock+0x170/0x170 [ 401.247886] ? enqueue_hrtimer+0x1a5/0x560 [ 401.252130] ? lock_release+0x970/0x970 [ 401.256108] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 401.261312] ? find_held_lock+0x36/0x1c0 [ 401.265382] ? pvclock_read_flags+0x160/0x160 [ 401.269890] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.275436] ? check_preemption_disabled+0x48/0x200 [ 401.280467] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 401.285751] ? rcu_pm_notify+0xc0/0xc0 [ 401.289643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.295179] ? check_preemption_disabled+0x48/0x200 [ 401.300205] run_timer_softirq+0x52/0xb0 [ 401.304266] ? rcu_read_lock_sched_held+0x108/0x120 [ 401.309285] __do_softirq+0x30b/0xad8 [ 401.313096] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 401.318223] ? pvclock_read_flags+0x160/0x160 [ 401.322720] ? lapic_next_event+0x5a/0x90 [ 401.326879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.332422] ? check_preemption_disabled+0x48/0x200 [ 401.337441] ? check_preemption_disabled+0x48/0x200 [ 401.342470] ? kvm_clock_read+0x18/0x30 [ 401.346447] ? kvm_sched_clock_read+0x9/0x20 [ 401.350875] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.356416] ? check_preemption_disabled+0x48/0x200 [ 401.361448] irq_exit+0x17f/0x1c0 [ 401.364911] smp_apic_timer_interrupt+0x1cb/0x760 [ 401.369753] ? smp_reschedule_interrupt+0x109/0x650 [ 401.374770] ? smp_call_function_single_interrupt+0x650/0x650 [ 401.380658] ? interrupt_entry+0xb5/0xf0 [ 401.384724] ? trace_hardirqs_off_caller+0xbb/0x310 [ 401.389745] ? trace_hardirqs_off_caller+0xbb/0x310 [ 401.394761] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.399610] ? trace_hardirqs_on_caller+0x310/0x310 [ 401.404628] ? trace_hardirqs_on_caller+0x310/0x310 [ 401.409650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.415188] ? check_preemption_disabled+0x48/0x200 [ 401.420215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.425766] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.430620] apic_timer_interrupt+0xf/0x20 [ 401.434847] [ 401.437104] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 401.442295] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 401.461196] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 401.468914] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 401.476186] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 401.483454] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 401.490723] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 401.497988] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 401.505290] do_exit+0x11ef/0x2610 [ 401.508835] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 401.513883] ? mm_update_next_owner+0x990/0x990 [ 401.518559] ? print_usage_bug+0xc0/0xc0 [ 401.522617] ? graph_lock+0x170/0x170 [ 401.526423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.531960] ? check_preemption_disabled+0x48/0x200 [ 401.536974] ? check_preemption_disabled+0x48/0x200 [ 401.541991] ? print_usage_bug+0xc0/0xc0 [ 401.546064] ? __lock_acquire+0x7ec/0x4ec0 [ 401.550308] ? __lock_acquire+0x7ec/0x4ec0 [ 401.554734] ? mark_held_locks+0x130/0x130 [ 401.558977] ? mark_held_locks+0x130/0x130 [ 401.563219] ? finish_task_switch+0x1b5/0x900 [ 401.567716] ? __switch_to_asm+0x34/0x70 [ 401.571782] ? __switch_to_asm+0x34/0x70 [ 401.575841] ? __switch_to_asm+0x34/0x70 [ 401.579921] ? __switch_to_asm+0x40/0x70 [ 401.583982] ? __switch_to_asm+0x34/0x70 [ 401.588038] ? __switch_to_asm+0x40/0x70 [ 401.592096] ? __switch_to_asm+0x34/0x70 [ 401.596154] ? __switch_to_asm+0x34/0x70 [ 401.600216] ? __switch_to_asm+0x34/0x70 [ 401.604278] ? __switch_to_asm+0x34/0x70 [ 401.608338] ? __switch_to_asm+0x40/0x70 [ 401.612414] ? __switch_to_asm+0x34/0x70 [ 401.616472] ? __switch_to_asm+0x40/0x70 [ 401.620539] ? graph_lock+0x170/0x170 [ 401.624430] ? graph_lock+0x170/0x170 [ 401.628236] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.633776] ? wait_consider_task+0x245/0x3bb0 [ 401.638370] ? memset+0x31/0x40 [ 401.641660] ? find_held_lock+0x36/0x1c0 [ 401.645732] ? get_signal+0x95b/0x1980 [ 401.649626] ? _raw_spin_unlock_irq+0x27/0x80 [ 401.654120] ? _raw_spin_unlock_irq+0x27/0x80 [ 401.658622] do_group_exit+0x177/0x440 [ 401.662513] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 401.667963] ? __ia32_sys_exit+0x50/0x50 [ 401.672038] get_signal+0x8b0/0x1980 [ 401.675765] ? ptrace_notify+0x130/0x130 [ 401.679829] ? do_wait+0x57d/0xb90 [ 401.683386] ? wait_consider_task+0x3bb0/0x3bb0 [ 401.688053] ? graph_lock+0x170/0x170 [ 401.691854] ? graph_lock+0x170/0x170 [ 401.695671] ? graph_lock+0x170/0x170 [ 401.699487] do_signal+0x9c/0x21e0 [ 401.703032] ? find_held_lock+0x36/0x1c0 [ 401.707104] ? setup_sigcontext+0x7d0/0x7d0 [ 401.711428] ? kernel_wait4+0x2e0/0x3f0 [ 401.715408] ? __ia32_sys_waitid+0x140/0x140 [ 401.719826] ? task_stopped_code+0x190/0x190 [ 401.724237] ? exit_to_usermode_loop+0x8c/0x380 [ 401.728931] ? __do_page_fault+0x4a6/0xed0 [ 401.733170] ? do_syscall_64+0x9a/0x820 [ 401.737147] ? do_syscall_64+0x9a/0x820 [ 401.741131] exit_to_usermode_loop+0x2e5/0x380 [ 401.745720] ? syscall_slow_exit_work+0x520/0x520 [ 401.750577] do_syscall_64+0x6be/0x820 [ 401.754464] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 401.759832] ? syscall_return_slowpath+0x5e0/0x5e0 [ 401.764768] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.769611] ? trace_hardirqs_on_caller+0x310/0x310 [ 401.774630] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 401.779653] ? prepare_exit_to_usermode+0x291/0x3b0 [ 401.784680] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.789548] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 401.794736] RIP: 0033:0x4110ba [ 401.797935] Code: Bad RIP value. [ 401.801294] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 401.809003] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 401.816271] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 401.823540] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 401.830809] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 401.838075] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 401.845373] warn_alloc_show_mem: 1 callbacks suppressed [ 401.845386] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 401.845388] Mem-Info: [ 401.845424] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 401.845424] active_file:15 inactive_file:18 isolated_file:0 [ 401.845424] unevictable:0 dirty:0 writeback:0 unstable:0 [ 401.845424] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 401.845424] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 401.845424] free:13728 free_pcp:120 free_cma:0 [ 401.850764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.850774] Call Trace: [ 401.857717] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 401.860129] dump_stack+0x1c4/0x2b4 [ 401.892995] Node 0 [ 401.902361] ? dump_stack_print_info.cold.2+0x52/0x52 [ 401.904957] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 401.932613] warn_alloc.cold.119+0xb7/0x1bd [ 401.936206] lowmem_reserve[]: [ 401.938442] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 401.943604] 0 [ 401.969105] ? lock_downgrade+0x900/0x900 [ 401.973404] 2817 [ 401.976532] ? trace_hardirqs_off+0xb8/0x310 [ 401.981344] 6321 6321 [ 401.983158] ? trace_hardirqs_off+0xb8/0x310 [ 401.989337] __alloc_pages_slowpath+0x2667/0x2d80 [ 401.993713] Node 0 [ 401.996224] ? mark_held_locks+0x130/0x130 [ 402.000618] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 402.005436] ? warn_alloc+0x120/0x120 [ 402.007637] lowmem_reserve[]: 0 [ 402.011886] ? warn_alloc+0x120/0x120 [ 402.038579] 0 3503 [ 402.042392] ? print_usage_bug+0xc0/0xc0 [ 402.045640] 3503 [ 402.049433] ? warn_alloc+0x120/0x120 [ 402.056200] ? print_usage_bug+0xc0/0xc0 [ 402.058243] Node 0 [ 402.062036] ? __lock_acquire+0x7ec/0x4ec0 [ 402.066100] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 402.068304] ? __lock_acquire+0x7ec/0x4ec0 [ 402.072505] lowmem_reserve[]: 0 [ 402.100909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.105122] 0 [ 402.108400] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.113911] 0 [ 402.115712] ? should_fail+0x22d/0xd01 [ 402.121222] 0 [ 402.123021] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.128683] ? __lock_acquire+0x7ec/0x4ec0 [ 402.133759] Node 0 DMA: [ 402.137986] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.138003] ? __lock_acquire+0x7ec/0x4ec0 [ 402.140653] 1*4kB [ 402.145746] ? should_fail+0x22d/0xd01 [ 402.149966] (U) [ 402.152128] ? mark_held_locks+0x130/0x130 [ 402.155982] 0*8kB [ 402.157953] ? mark_held_locks+0x130/0x130 [ 402.162163] 0*16kB [ 402.164307] ? mark_held_locks+0xc7/0x130 [ 402.168515] 1*32kB [ 402.170747] ? print_usage_bug+0xc0/0xc0 [ 402.174875] (U) [ 402.177106] ? graph_lock+0x170/0x170 [ 402.181140] 2*64kB (U) [ 402.183117] ? print_usage_bug+0xc0/0xc0 [ 402.186901] 1*128kB [ 402.189479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.193513] (U) [ 402.195829] ? check_preemption_disabled+0x48/0x200 [ 402.201341] 1*256kB [ 402.203307] ? check_preemption_disabled+0x48/0x200 [ 402.208299] (U) [ 402.210622] ? __lock_is_held+0xb5/0x140 [ 402.215608] 0*512kB [ 402.217580] __alloc_pages_nodemask+0xa80/0xde0 [ 402.221609] 1*1024kB [ 402.223929] ? graph_lock+0x170/0x170 [ 402.228570] (U) [ 402.230973] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 402.234747] 1*2048kB [ 402.236715] ? graph_lock+0x170/0x170 [ 402.241703] (M) [ 402.244112] ? find_held_lock+0x36/0x1c0 [ 402.247889] 3*4096kB [ 402.249880] ? ____cache_alloc_node+0x1c7/0x1e0 [ 402.253910] (M) [ 402.256314] ? lock_downgrade+0x900/0x900 [ 402.260955] = 15908kB [ 402.262931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.267046] Node 0 [ 402.269452] cache_grow_begin+0x91/0x8c0 [ 402.274960] DMA32: [ 402.277193] ? do_raw_spin_unlock+0xa7/0x2f0 [ 402.281227] 3*4kB [ 402.283463] fallback_alloc+0x203/0x2e0 [ 402.287840] (UM) [ 402.289996] ____cache_alloc_node+0x1c7/0x1e0 [ 402.293942] 3*8kB [ 402.296001] kmem_cache_alloc_node+0xe3/0x730 [ 402.300470] (UM) [ 402.302616] ? ipv6_get_ifaddr+0x42e/0x620 [ 402.307081] 3*16kB [ 402.309142] __alloc_skb+0x119/0x770 [ 402.313346] (UM) [ 402.315579] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 402.319266] 1*32kB [ 402.321324] ? skb_scrub_packet+0x490/0x490 [ 402.326572] (M) [ 402.328801] ? lock_downgrade+0x900/0x900 [ 402.333095] 1*64kB [ 402.335069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.339185] (M) [ 402.341424] ? refcount_sub_and_test_checked+0x203/0x310 [ 402.346934] 5*128kB [ 402.348903] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 402.354326] (UM) [ 402.356649] ? addrconf_rs_timer+0x6f0/0x6f0 [ 402.362063] 3*256kB (M) [ 402.364139] ndisc_alloc_skb+0x144/0x340 [ 402.368513] 4*512kB [ 402.371176] ndisc_send_rs+0x331/0x6e0 [ 402.375210] (M) [ 402.377531] addrconf_rs_timer+0x3c0/0x6f0 [ 402.381388] 3*1024kB [ 402.383367] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.387573] (UM) [ 402.389988] call_timer_fn+0x272/0x920 [ 402.394191] 3*2048kB [ 402.396244] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.400103] (UM) [ 402.402508] ? process_timeout+0x40/0x40 [ 402.406717] 3*4096kB [ 402.408773] ? find_held_lock+0x36/0x1c0 [ 402.412806] (M) [ 402.415218] ? __run_timers+0x7da/0xc70 [ 402.419249] = 25140kB [ 402.421220] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.425165] Node 0 [ 402.427568] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.432039] Normal: [ 402.434275] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.438743] 894*4kB [ 402.441060] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 402.445268] (UME) [ 402.447585] ? trace_hardirqs_on+0xbd/0x310 [ 402.452143] 400*8kB [ 402.454287] ? kasan_check_read+0x11/0x20 [ 402.458578] (ME) [ 402.460905] ? __run_timers+0x7da/0xc70 [ 402.465033] 203*16kB [ 402.467091] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 402.471037] (ME) [ 402.473441] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.478870] 78*32kB [ 402.480931] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.485134] (ME) [ 402.487456] __run_timers+0x7e5/0xc70 [ 402.491661] 15*64kB [ 402.493723] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 402.497488] (M) [ 402.499802] ? compat_start_thread+0x80/0x80 [ 402.505142] 3*128kB [ 402.507110] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.511498] (UM) [ 402.513814] ? _raw_spin_unlock_irq+0x60/0x80 [ 402.519322] 0*256kB [ 402.521380] ? finish_task_switch+0x1f5/0x900 [ 402.525847] 0*512kB [ 402.528171] ? finish_task_switch+0x1b5/0x900 [ 402.532638] 0*1024kB [ 402.534957] ? __switch_to_asm+0x34/0x70 [ 402.539428] 0*2048kB [ 402.541830] ? preempt_notifier_register+0x200/0x200 [ 402.545880] 0*4096kB [ 402.548282] ? __switch_to_asm+0x34/0x70 [ 402.553361] = 13864kB [ 402.555761] ? __switch_to_asm+0x40/0x70 [ 402.559806] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 402.562203] ? __switch_to_asm+0x34/0x70 [ 402.566248] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 402.575064] ? __switch_to_asm+0x40/0x70 [ 402.575080] ? __switch_to_asm+0x34/0x70 [ 402.579117] 412 total pagecache pages [ 402.587685] ? __switch_to_asm+0x40/0x70 [ 402.591728] 0 pages in swap cache [ 402.595776] ? __switch_to_asm+0x40/0x70 [ 402.599558] Swap cache stats: add 0, delete 0, find 0/0 [ 402.603613] ? pvclock_read_flags+0x160/0x160 [ 402.607039] Free swap = 0kB [ 402.611094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.616435] Total swap = 0kB [ 402.620922] ? check_preemption_disabled+0x48/0x200 [ 402.623930] 1965979 pages RAM [ 402.629468] ? rcu_pm_notify+0xc0/0xc0 [ 402.632452] 0 pages HighMem/MovableOnly [ 402.637463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.640549] 342745 pages reserved [ 402.644436] ? check_preemption_disabled+0x48/0x200 [ 402.648384] 0 pages cma reserved [ 402.653923] run_timer_softirq+0x52/0xb0 [ 402.657409] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 402.662361] ? rcu_read_lock_sched_held+0x108/0x120 [ 402.665821] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 402.669758] __do_softirq+0x30b/0xad8 [ 402.669785] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 402.676459] syz-executor5 cpuset= [ 402.681469] ? trace_hardirqs_off+0x310/0x310 [ 402.681486] ? trace_hardirqs_on+0x310/0x310 [ 402.692170] / [ 402.695855] ? schedule+0x108/0x460 [ 402.695883] ? __schedule+0x1ed0/0x1ed0 [ 402.695904] ? trace_hardirqs_off+0xb8/0x310 [ 402.695920] ? ___might_sleep+0x1ed/0x300 [ 402.695933] ? smpboot_thread_fn+0x68b/0xa00 [ 402.695954] ? trace_hardirqs_on+0x310/0x310 [ 402.695971] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.695985] ? check_preemption_disabled+0x48/0x200 [ 402.695999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.696017] ? takeover_tasklets+0xa90/0xa90 [ 402.701264] mems_allowed=0 [ 402.704710] run_ksoftirqd+0x94/0x100 [ 402.767298] smpboot_thread_fn+0x68b/0xa00 [ 402.771536] ? sort_range+0x30/0x30 [ 402.775173] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 402.780281] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.785821] ? __kthread_parkme+0xfb/0x1a0 [ 402.790060] kthread+0x35a/0x420 [ 402.793426] ? sort_range+0x30/0x30 [ 402.797050] ? kthread_bind+0x40/0x40 [ 402.800851] ret_from_fork+0x3a/0x50 [ 402.804595] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 402.804670] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 402.811876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.811885] Call Trace: [ 402.818480] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 402.827706] [ 402.830277] ksoftirqd/1 cpuset= [ 402.840591] dump_stack+0x1c4/0x2b4 [ 402.842714] / [ 402.845991] ? dump_stack_print_info.cold.2+0x52/0x52 [ 402.849595] mems_allowed=0 [ 402.851313] warn_alloc.cold.119+0xb7/0x1bd [ 402.863708] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 402.868563] ? lock_downgrade+0x900/0x900 [ 402.872728] ? trace_hardirqs_off+0xb8/0x310 [ 402.877150] ? trace_hardirqs_off+0xb8/0x310 [ 402.881574] __alloc_pages_slowpath+0x2667/0x2d80 [ 402.886448] ? warn_alloc+0x120/0x120 [ 402.890257] ? warn_alloc+0x120/0x120 [ 402.894068] ? print_usage_bug+0xc0/0xc0 [ 402.898130] ? warn_alloc+0x120/0x120 [ 402.901933] ? print_usage_bug+0xc0/0xc0 [ 402.905995] ? print_usage_bug+0xc0/0xc0 [ 402.910060] ? kvm_clock_read+0x18/0x30 [ 402.914036] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 402.919054] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.925008] ? should_fail+0x22d/0xd01 [ 402.928903] ? print_usage_bug+0xc0/0xc0 [ 402.932962] ? print_usage_bug+0xc0/0xc0 [ 402.937029] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.942131] ? __lock_acquire+0x7ec/0x4ec0 [ 402.946369] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.951472] ? should_fail+0x22d/0xd01 [ 402.955369] ? mark_held_locks+0x130/0x130 [ 402.959613] ? mark_held_locks+0x130/0x130 [ 402.963852] ? __lock_acquire+0x7ec/0x4ec0 [ 402.968104] ? graph_lock+0x170/0x170 [ 402.971911] ? mark_held_locks+0x130/0x130 [ 402.976149] ? mark_held_locks+0x130/0x130 [ 402.980387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.985935] ? check_preemption_disabled+0x48/0x200 [ 402.990957] ? check_preemption_disabled+0x48/0x200 [ 402.995995] ? __lock_is_held+0xb5/0x140 [ 403.000084] __alloc_pages_nodemask+0xa80/0xde0 [ 403.004765] ? graph_lock+0x170/0x170 [ 403.008588] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 403.013619] ? graph_lock+0x170/0x170 [ 403.017436] ? find_held_lock+0x36/0x1c0 [ 403.021511] ? ____cache_alloc_node+0x1c7/0x1e0 [ 403.026186] ? lock_downgrade+0x900/0x900 [ 403.030344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.035920] cache_grow_begin+0x91/0x8c0 [ 403.039991] ? do_raw_spin_unlock+0xa7/0x2f0 [ 403.044413] fallback_alloc+0x203/0x2e0 [ 403.048412] ____cache_alloc_node+0x1c7/0x1e0 [ 403.052930] kmem_cache_alloc_node+0xe3/0x730 [ 403.057437] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 403.062551] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 403.067149] __alloc_skb+0x119/0x770 [ 403.070877] ? calc_wheel_index+0x220/0x220 [ 403.075212] ? skb_scrub_packet+0x490/0x490 [ 403.079542] ? lock_acquire+0x1ed/0x520 [ 403.083522] ? aoecmd_cfg+0x108/0x7f0 [ 403.087326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.092877] ? check_preemption_disabled+0x48/0x200 [ 403.097917] ? kasan_check_read+0x11/0x20 [ 403.102074] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 403.107358] ? rcu_bh_qs+0xc0/0xc0 [ 403.110918] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 403.115543] new_skb+0x26/0x1c0 [ 403.118844] aoecmd_cfg+0x279/0x7f0 [ 403.122485] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 403.126818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.132359] ? check_preemption_disabled+0x48/0x200 [ 403.137374] ? check_preemption_disabled+0x48/0x200 [ 403.142412] ? __lock_is_held+0xb5/0x140 [ 403.146492] discover_timer+0x50/0x60 [ 403.150298] call_timer_fn+0x272/0x920 [ 403.154206] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 403.159080] ? process_timeout+0x40/0x40 [ 403.163154] ? find_held_lock+0x36/0x1c0 [ 403.167233] ? __run_timers+0x7da/0xc70 [ 403.171219] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.175719] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.180218] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 403.185067] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 403.189661] ? trace_hardirqs_on+0xbd/0x310 [ 403.193989] ? kasan_check_read+0x11/0x20 [ 403.198147] ? __run_timers+0x7da/0xc70 [ 403.202131] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 403.207604] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 403.212453] __run_timers+0x7e5/0xc70 [ 403.216271] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 403.221640] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 403.226658] ? graph_lock+0x170/0x170 [ 403.230467] ? enqueue_hrtimer+0x1a5/0x560 [ 403.234708] ? lock_release+0x970/0x970 [ 403.238688] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 403.243912] ? find_held_lock+0x36/0x1c0 [ 403.247991] ? pvclock_read_flags+0x160/0x160 [ 403.252493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.258031] ? check_preemption_disabled+0x48/0x200 [ 403.263063] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 403.268341] ? rcu_pm_notify+0xc0/0xc0 [ 403.272232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.277768] ? check_preemption_disabled+0x48/0x200 [ 403.282797] run_timer_softirq+0x52/0xb0 [ 403.286858] ? rcu_read_lock_sched_held+0x108/0x120 [ 403.291906] __do_softirq+0x30b/0xad8 [ 403.295718] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 403.300829] ? pvclock_read_flags+0x160/0x160 [ 403.305330] ? lapic_next_event+0x5a/0x90 [ 403.309482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.315018] ? check_preemption_disabled+0x48/0x200 [ 403.320030] ? check_preemption_disabled+0x48/0x200 [ 403.325053] ? kvm_clock_read+0x18/0x30 [ 403.329026] ? kvm_sched_clock_read+0x9/0x20 [ 403.333441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.338978] ? check_preemption_disabled+0x48/0x200 [ 403.344008] irq_exit+0x17f/0x1c0 [ 403.347470] smp_apic_timer_interrupt+0x1cb/0x760 [ 403.352326] ? smp_reschedule_interrupt+0x109/0x650 [ 403.357349] ? smp_call_function_single_interrupt+0x650/0x650 [ 403.363235] ? interrupt_entry+0xb5/0xf0 [ 403.367304] ? trace_hardirqs_off_caller+0xbb/0x310 [ 403.372324] ? trace_hardirqs_off_caller+0xbb/0x310 [ 403.377348] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.382197] ? trace_hardirqs_on_caller+0x310/0x310 [ 403.387218] ? trace_hardirqs_on_caller+0x310/0x310 [ 403.392240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.397788] ? check_preemption_disabled+0x48/0x200 [ 403.402809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.408357] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.413214] apic_timer_interrupt+0xf/0x20 [ 403.417446] [ 403.419686] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 403.424883] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 403.443797] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 403.451517] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 403.458792] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 403.466067] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 403.473346] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 403.480616] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 403.487931] do_exit+0x11ef/0x2610 [ 403.491477] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 403.496506] ? mm_update_next_owner+0x990/0x990 [ 403.501180] ? print_usage_bug+0xc0/0xc0 [ 403.505239] ? graph_lock+0x170/0x170 [ 403.509044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.514580] ? check_preemption_disabled+0x48/0x200 [ 403.519591] ? check_preemption_disabled+0x48/0x200 [ 403.524608] ? print_usage_bug+0xc0/0xc0 [ 403.528675] ? __lock_acquire+0x7ec/0x4ec0 [ 403.532921] ? __lock_acquire+0x7ec/0x4ec0 [ 403.537174] ? mark_held_locks+0x130/0x130 [ 403.541421] ? mark_held_locks+0x130/0x130 [ 403.545672] ? finish_task_switch+0x1b5/0x900 [ 403.550179] ? __switch_to_asm+0x34/0x70 [ 403.554245] ? __switch_to_asm+0x34/0x70 [ 403.558306] ? __switch_to_asm+0x34/0x70 [ 403.562369] ? __switch_to_asm+0x40/0x70 [ 403.566437] ? __switch_to_asm+0x34/0x70 [ 403.570499] ? __switch_to_asm+0x40/0x70 [ 403.574560] ? __switch_to_asm+0x34/0x70 [ 403.578622] ? __switch_to_asm+0x34/0x70 [ 403.582684] ? __switch_to_asm+0x34/0x70 [ 403.586743] ? __switch_to_asm+0x34/0x70 [ 403.590804] ? __switch_to_asm+0x40/0x70 [ 403.594871] ? __switch_to_asm+0x34/0x70 [ 403.598937] ? __switch_to_asm+0x40/0x70 [ 403.603005] ? graph_lock+0x170/0x170 [ 403.606814] ? graph_lock+0x170/0x170 [ 403.610618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.616159] ? wait_consider_task+0x245/0x3bb0 [ 403.620754] ? memset+0x31/0x40 [ 403.624040] ? find_held_lock+0x36/0x1c0 [ 403.628111] ? get_signal+0x95b/0x1980 [ 403.632003] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.636499] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.641008] do_group_exit+0x177/0x440 [ 403.644909] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 403.650365] ? __ia32_sys_exit+0x50/0x50 [ 403.654443] get_signal+0x8b0/0x1980 [ 403.658167] ? ptrace_notify+0x130/0x130 [ 403.662227] ? do_wait+0x57d/0xb90 [ 403.665771] ? wait_consider_task+0x3bb0/0x3bb0 [ 403.670439] ? graph_lock+0x170/0x170 [ 403.674238] ? graph_lock+0x170/0x170 [ 403.678039] ? graph_lock+0x170/0x170 [ 403.681858] do_signal+0x9c/0x21e0 [ 403.685413] ? find_held_lock+0x36/0x1c0 [ 403.689485] ? setup_sigcontext+0x7d0/0x7d0 [ 403.693806] ? kernel_wait4+0x2e0/0x3f0 [ 403.697786] ? __ia32_sys_waitid+0x140/0x140 [ 403.702212] ? task_stopped_code+0x190/0x190 [ 403.706624] ? exit_to_usermode_loop+0x8c/0x380 [ 403.711310] ? __do_page_fault+0x4a6/0xed0 [ 403.715551] ? do_syscall_64+0x9a/0x820 [ 403.719527] ? do_syscall_64+0x9a/0x820 [ 403.723513] exit_to_usermode_loop+0x2e5/0x380 [ 403.728118] ? syscall_slow_exit_work+0x520/0x520 [ 403.733009] do_syscall_64+0x6be/0x820 [ 403.736919] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 403.742304] ? syscall_return_slowpath+0x5e0/0x5e0 [ 403.747252] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.752120] ? trace_hardirqs_on_caller+0x310/0x310 [ 403.757165] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 403.762218] ? prepare_exit_to_usermode+0x291/0x3b0 [ 403.767261] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.772131] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 403.777339] RIP: 0033:0x4110ba [ 403.780546] Code: Bad RIP value. [ 403.783922] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 403.791644] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 403.798932] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 403.806215] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 403.813496] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 403.820776] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 403.828090] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 403.828096] warn_alloc_show_mem: 1 callbacks suppressed [ 403.828105] Mem-Info: [ 403.835048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 403.840440] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 403.840440] active_file:15 inactive_file:18 isolated_file:0 [ 403.840440] unevictable:0 dirty:0 writeback:0 unstable:0 [ 403.840440] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 403.840440] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 403.840440] free:13728 free_pcp:120 free_cma:0 [ 403.842823] Call Trace: [ 403.852225] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 403.885184] dump_stack+0x1c4/0x2b4 [ 403.887749] Node 0 [ 403.915436] ? dump_stack_print_info.cold.2+0x52/0x52 [ 403.919072] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 403.921294] warn_alloc.cold.119+0xb7/0x1bd [ 403.926440] lowmem_reserve[]: 0 [ 403.951969] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 403.956269] 2817 [ 403.959551] ? lock_downgrade+0x900/0x900 [ 403.964365] 6321 6321 [ 403.966452] ? trace_hardirqs_off+0xb8/0x310 [ 403.970577] Node 0 [ 403.973080] ? trace_hardirqs_off+0xb8/0x310 [ 403.977486] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 403.979703] __alloc_pages_slowpath+0x2667/0x2d80 [ 403.984079] lowmem_reserve[]: 0 [ 404.010855] ? mark_held_locks+0x130/0x130 [ 404.015667] 0 [ 404.018954] ? warn_alloc+0x120/0x120 [ 404.023160] 3503 [ 404.024969] ? warn_alloc+0x120/0x120 [ 404.028732] 3503 [ 404.030808] ? print_usage_bug+0xc0/0xc0 [ 404.034589] Node 0 [ 404.036658] ? warn_alloc+0x120/0x120 [ 404.040723] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 404.042943] ? print_usage_bug+0xc0/0xc0 [ 404.046721] lowmem_reserve[]: [ 404.075595] ? __lock_acquire+0x7ec/0x4ec0 [ 404.079639] 0 [ 404.082749] ? __lock_acquire+0x7ec/0x4ec0 [ 404.086952] 0 0 [ 404.088763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.092961] 0 [ 404.094960] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.100473] Node 0 [ 404.102278] ? should_fail+0x22d/0xd01 [ 404.107778] DMA: 1*4kB [ 404.110025] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.113888] (U) [ 404.116476] ? __lock_acquire+0x7ec/0x4ec0 [ 404.121544] 0*8kB 0*16kB [ 404.123536] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.127735] 1*32kB (U) [ 404.130499] ? __lock_acquire+0x7ec/0x4ec0 [ 404.130518] ? should_fail+0x22d/0xd01 [ 404.135597] 2*64kB [ 404.138186] ? mark_held_locks+0x130/0x130 [ 404.142388] (U) [ 404.146280] ? mark_held_locks+0x130/0x130 [ 404.148485] 1*128kB (U) [ 404.152725] ? mark_held_locks+0xc7/0x130 [ 404.154665] 1*256kB (U) [ 404.158905] ? print_usage_bug+0xc0/0xc0 [ 404.161552] 0*512kB [ 404.165693] ? graph_lock+0x170/0x170 [ 404.168345] 1*1024kB [ 404.172412] ? print_usage_bug+0xc0/0xc0 [ 404.174702] (U) [ 404.178498] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.180891] 1*2048kB [ 404.184945] ? check_preemption_disabled+0x48/0x200 [ 404.186901] (M) [ 404.192439] ? check_preemption_disabled+0x48/0x200 [ 404.194829] 3*4096kB [ 404.199869] ? __lock_is_held+0xb5/0x140 [ 404.201809] (M) [ 404.206823] __alloc_pages_nodemask+0xa80/0xde0 [ 404.209203] = 15908kB [ 404.213259] ? graph_lock+0x170/0x170 [ 404.215209] Node 0 [ 404.219890] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 404.222286] DMA32: [ 404.226084] ? graph_lock+0x170/0x170 [ 404.228295] 3*4kB [ 404.233314] ? find_held_lock+0x36/0x1c0 [ 404.235519] (UM) [ 404.239320] ? ____cache_alloc_node+0x1c7/0x1e0 [ 404.241438] 3*8kB [ 404.245495] ? lock_downgrade+0x900/0x900 [ 404.247529] (UM) [ 404.252204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.254324] 3*16kB [ 404.258470] cache_grow_begin+0x91/0x8c0 [ 404.260501] (UM) [ 404.266038] ? do_raw_spin_unlock+0xa7/0x2f0 [ 404.268245] 1*32kB (M) [ 404.272325] fallback_alloc+0x203/0x2e0 [ 404.274359] 1*64kB [ 404.278772] ____cache_alloc_node+0x1c7/0x1e0 [ 404.281323] (M) [ 404.285300] kmem_cache_alloc_node+0xe3/0x730 [ 404.287506] 5*128kB (UM) [ 404.292010] ? ipv6_get_ifaddr+0x42e/0x620 [ 404.293952] 3*256kB (M) [ 404.298461] __alloc_skb+0x119/0x770 [ 404.301182] 4*512kB (M) [ 404.305430] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 404.308075] 3*1024kB [ 404.311785] ? skb_scrub_packet+0x490/0x490 [ 404.314430] (UM) [ 404.319738] ? lock_downgrade+0x900/0x900 [ 404.322116] 3*2048kB (UM) [ 404.326449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.328480] 3*4096kB (M) [ 404.332644] ? refcount_sub_and_test_checked+0x203/0x310 [ 404.335462] = 25140kB [ 404.341003] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 404.343733] Node 0 [ 404.349181] ? addrconf_rs_timer+0x6f0/0x6f0 [ 404.351563] Normal: [ 404.357018] ndisc_alloc_skb+0x144/0x340 [ 404.359224] 894*4kB [ 404.363624] ndisc_send_rs+0x331/0x6e0 [ 404.365920] (UME) [ 404.369985] addrconf_rs_timer+0x3c0/0x6f0 [ 404.372282] 400*8kB [ 404.376164] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.378292] (ME) [ 404.382534] call_timer_fn+0x272/0x920 [ 404.384824] 203*16kB [ 404.389054] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.391082] (ME) 78*32kB [ 404.394976] ? process_timeout+0x40/0x40 [ 404.397358] (ME) [ 404.401584] ? find_held_lock+0x36/0x1c0 [ 404.401608] ? __run_timers+0x7da/0xc70 [ 404.404337] 15*64kB [ 404.408390] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.410429] (M) [ 404.414486] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.418435] 3*128kB [ 404.420774] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.425238] (UM) [ 404.427211] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 404.431676] 0*256kB [ 404.433996] ? trace_hardirqs_on+0xbd/0x310 [ 404.438202] 0*512kB [ 404.440255] ? kasan_check_read+0x11/0x20 [ 404.440273] ? __run_timers+0x7da/0xc70 [ 404.444833] 0*1024kB [ 404.447150] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 404.451437] 0*2048kB 0*4096kB [ 404.453768] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.457903] = 13864kB [ 404.461882] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.464270] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 404.469733] __run_timers+0x7e5/0xc70 [ 404.472908] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 404.477139] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 404.479515] 412 total pagecache pages [ 404.483743] ? compat_start_thread+0x80/0x80 [ 404.492560] 0 pages in swap cache [ 404.496361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.504938] Swap cache stats: add 0, delete 0, find 0/0 [ 404.504948] Free swap = 0kB [ 404.510315] ? _raw_spin_unlock_irq+0x60/0x80 [ 404.514091] Total swap = 0kB [ 404.518502] ? finish_task_switch+0x1f5/0x900 [ 404.521929] 1965979 pages RAM [ 404.527458] ? finish_task_switch+0x1b5/0x900 [ 404.527475] ? __switch_to_asm+0x34/0x70 [ 404.532818] 0 pages HighMem/MovableOnly [ 404.535842] ? preempt_notifier_register+0x200/0x200 [ 404.540312] 342745 pages reserved [ 404.543334] ? __switch_to_asm+0x34/0x70 [ 404.547799] 0 pages cma reserved [ 404.547875] aoe: skb alloc failure [ 404.550920] ? __switch_to_asm+0x40/0x70 [ 404.555461] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 404.559444] ? __switch_to_asm+0x34/0x70 [ 404.563394] syz-executor5 cpuset= [ 404.568497] ? __switch_to_asm+0x40/0x70 [ 404.571931] / [ 404.575995] ? __switch_to_asm+0x34/0x70 [ 404.579336] mems_allowed=0 [ 404.582871] ? __switch_to_asm+0x40/0x70 [ 404.621613] ? __switch_to_asm+0x40/0x70 [ 404.625683] ? pvclock_read_flags+0x160/0x160 [ 404.630184] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.635720] ? check_preemption_disabled+0x48/0x200 [ 404.640750] ? rcu_pm_notify+0xc0/0xc0 [ 404.644642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.650180] ? check_preemption_disabled+0x48/0x200 [ 404.655209] run_timer_softirq+0x52/0xb0 [ 404.659290] ? rcu_read_lock_sched_held+0x108/0x120 [ 404.664313] __do_softirq+0x30b/0xad8 [ 404.668131] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 404.673238] ? trace_hardirqs_off+0x310/0x310 [ 404.677735] ? trace_hardirqs_on+0x310/0x310 [ 404.682151] ? schedule+0x108/0x460 [ 404.685785] ? __schedule+0x1ed0/0x1ed0 [ 404.689774] ? trace_hardirqs_off+0xb8/0x310 [ 404.694188] ? ___might_sleep+0x1ed/0x300 [ 404.698336] ? smpboot_thread_fn+0x68b/0xa00 [ 404.702750] ? trace_hardirqs_on+0x310/0x310 [ 404.707160] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.712700] ? check_preemption_disabled+0x48/0x200 [ 404.717717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.723260] ? takeover_tasklets+0xa90/0xa90 [ 404.727678] run_ksoftirqd+0x94/0x100 [ 404.731480] smpboot_thread_fn+0x68b/0xa00 [ 404.735725] ? sort_range+0x30/0x30 [ 404.739360] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 404.744466] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.750010] ? __kthread_parkme+0xfb/0x1a0 [ 404.754252] kthread+0x35a/0x420 [ 404.757621] ? sort_range+0x30/0x30 [ 404.761246] ? kthread_bind+0x40/0x40 [ 404.765055] ret_from_fork+0x3a/0x50 [ 404.768788] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 404.768869] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 404.776057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 404.776062] Call Trace: [ 404.776069] [ 404.776087] dump_stack+0x1c4/0x2b4 [ 404.776103] ? dump_stack_print_info.cold.2+0x52/0x52 [ 404.776130] warn_alloc.cold.119+0xb7/0x1bd [ 404.782728] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 404.791946] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 404.791965] ? lock_downgrade+0x900/0x900 [ 404.794728] ksoftirqd/1 cpuset= [ 404.796900] ? trace_hardirqs_off+0xb8/0x310 [ 404.800690] / [ 404.805789] ? trace_hardirqs_off+0xb8/0x310 [ 404.805813] __alloc_pages_slowpath+0x2667/0x2d80 [ 404.805858] ? warn_alloc+0x120/0x120 [ 404.805889] ? warn_alloc+0x120/0x120 [ 404.805926] ? print_usage_bug+0xc0/0xc0 [ 404.805940] ? warn_alloc+0x120/0x120 [ 404.805955] ? print_usage_bug+0xc0/0xc0 [ 404.805969] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 404.810430] mems_allowed=0 [ 404.821000] ? ktime_get+0x2e1/0x440 [ 404.879617] ? check_preemption_disabled+0x48/0x200 [ 404.884644] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.890183] ? should_fail+0x22d/0xd01 [ 404.894074] ? kasan_check_read+0x11/0x20 [ 404.898225] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 404.903505] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.908611] ? __lock_acquire+0x7ec/0x4ec0 [ 404.912854] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.917990] ? should_fail+0x22d/0xd01 [ 404.922342] ? mark_held_locks+0x130/0x130 [ 404.926582] ? mark_held_locks+0x130/0x130 [ 404.930819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.936451] ? graph_lock+0x170/0x170 [ 404.940248] ? mark_held_locks+0xc7/0x130 [ 404.944399] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 404.949419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.954958] ? check_preemption_disabled+0x48/0x200 [ 404.959969] ? check_preemption_disabled+0x48/0x200 [ 404.965004] ? __lock_is_held+0xb5/0x140 [ 404.969076] __alloc_pages_nodemask+0xa80/0xde0 [ 404.973747] ? graph_lock+0x170/0x170 [ 404.977562] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 404.982576] ? graph_lock+0x170/0x170 [ 404.986389] ? find_held_lock+0x36/0x1c0 [ 404.990464] ? ____cache_alloc_node+0x1c7/0x1e0 [ 404.995136] ? lock_downgrade+0x900/0x900 [ 404.999295] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.004847] cache_grow_begin+0x91/0x8c0 [ 405.008926] ? do_raw_spin_unlock+0xa7/0x2f0 [ 405.013350] fallback_alloc+0x203/0x2e0 [ 405.017349] ____cache_alloc_node+0x1c7/0x1e0 [ 405.021902] kmem_cache_alloc_node+0xe3/0x730 [ 405.026416] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 405.031710] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 405.036310] __alloc_skb+0x119/0x770 [ 405.040036] ? calc_wheel_index+0x220/0x220 [ 405.044365] ? skb_scrub_packet+0x490/0x490 [ 405.048700] ? vprintk_default+0x28/0x30 [ 405.052764] ? vprintk_func+0x85/0x181 [ 405.056660] ? printk+0xa7/0xcf [ 405.059943] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 405.064707] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 405.069292] new_skb+0x26/0x1c0 [ 405.072573] aoecmd_cfg+0x279/0x7f0 [ 405.076206] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 405.080537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.086079] ? check_preemption_disabled+0x48/0x200 [ 405.091112] ? check_preemption_disabled+0x48/0x200 [ 405.096145] ? __lock_is_held+0xb5/0x140 [ 405.100218] discover_timer+0x50/0x60 [ 405.104021] call_timer_fn+0x272/0x920 [ 405.107915] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 405.112761] ? process_timeout+0x40/0x40 [ 405.116820] ? find_held_lock+0x36/0x1c0 [ 405.120906] ? __run_timers+0x7da/0xc70 [ 405.124891] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.129397] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.133904] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 405.138755] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 405.143340] ? trace_hardirqs_on+0xbd/0x310 [ 405.147663] ? kasan_check_read+0x11/0x20 [ 405.151816] ? __run_timers+0x7da/0xc70 [ 405.155793] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 405.161259] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 405.166102] __run_timers+0x7e5/0xc70 [ 405.169922] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 405.175291] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 405.180321] ? graph_lock+0x170/0x170 [ 405.184130] ? enqueue_hrtimer+0x1a5/0x560 [ 405.188367] ? lock_release+0x970/0x970 [ 405.192346] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 405.197545] ? find_held_lock+0x36/0x1c0 [ 405.201614] ? pvclock_read_flags+0x160/0x160 [ 405.206112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.211650] ? check_preemption_disabled+0x48/0x200 [ 405.216674] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 405.221957] ? rcu_pm_notify+0xc0/0xc0 [ 405.225848] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.231396] ? check_preemption_disabled+0x48/0x200 [ 405.236425] run_timer_softirq+0x52/0xb0 [ 405.240492] ? rcu_read_lock_sched_held+0x108/0x120 [ 405.245511] __do_softirq+0x30b/0xad8 [ 405.249327] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 405.254441] ? pvclock_read_flags+0x160/0x160 [ 405.258997] ? lapic_next_event+0x5a/0x90 [ 405.263151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.268688] ? check_preemption_disabled+0x48/0x200 [ 405.273708] ? check_preemption_disabled+0x48/0x200 [ 405.278736] ? kvm_clock_read+0x18/0x30 [ 405.282709] ? kvm_sched_clock_read+0x9/0x20 [ 405.287123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.292660] ? check_preemption_disabled+0x48/0x200 [ 405.297692] irq_exit+0x17f/0x1c0 [ 405.301150] smp_apic_timer_interrupt+0x1cb/0x760 [ 405.305992] ? smp_reschedule_interrupt+0x109/0x650 [ 405.311015] ? smp_call_function_single_interrupt+0x650/0x650 [ 405.316909] ? interrupt_entry+0xb5/0xf0 [ 405.320978] ? trace_hardirqs_off_caller+0xbb/0x310 [ 405.325995] ? trace_hardirqs_off_caller+0xbb/0x310 [ 405.331017] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.335874] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.340905] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.345942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.351482] ? check_preemption_disabled+0x48/0x200 [ 405.356503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.362052] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.366918] apic_timer_interrupt+0xf/0x20 [ 405.371150] [ 405.373393] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 405.378587] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 405.397501] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 405.405218] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 405.412489] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 405.419754] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 405.427020] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 405.434289] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 405.441589] do_exit+0x11ef/0x2610 [ 405.445131] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 405.450158] ? mm_update_next_owner+0x990/0x990 [ 405.454832] ? print_usage_bug+0xc0/0xc0 [ 405.458904] ? graph_lock+0x170/0x170 [ 405.462711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.468247] ? check_preemption_disabled+0x48/0x200 [ 405.473260] ? check_preemption_disabled+0x48/0x200 [ 405.478284] ? print_usage_bug+0xc0/0xc0 [ 405.482347] ? __lock_acquire+0x7ec/0x4ec0 [ 405.486589] ? __lock_acquire+0x7ec/0x4ec0 [ 405.490842] ? mark_held_locks+0x130/0x130 [ 405.495094] ? mark_held_locks+0x130/0x130 [ 405.499341] ? finish_task_switch+0x1b5/0x900 [ 405.503843] ? __switch_to_asm+0x34/0x70 [ 405.507931] ? __switch_to_asm+0x34/0x70 [ 405.511996] ? __switch_to_asm+0x34/0x70 [ 405.516057] ? __switch_to_asm+0x40/0x70 [ 405.520117] ? __switch_to_asm+0x34/0x70 [ 405.524179] ? __switch_to_asm+0x40/0x70 [ 405.528240] ? __switch_to_asm+0x34/0x70 [ 405.532300] ? __switch_to_asm+0x34/0x70 [ 405.536363] ? __switch_to_asm+0x34/0x70 [ 405.540422] ? __switch_to_asm+0x34/0x70 [ 405.544489] ? __switch_to_asm+0x40/0x70 [ 405.548549] ? __switch_to_asm+0x34/0x70 [ 405.552611] ? __switch_to_asm+0x40/0x70 [ 405.556683] ? graph_lock+0x170/0x170 [ 405.560488] ? graph_lock+0x170/0x170 [ 405.564299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.569841] ? wait_consider_task+0x245/0x3bb0 [ 405.574437] ? memset+0x31/0x40 [ 405.577727] ? find_held_lock+0x36/0x1c0 [ 405.581802] ? get_signal+0x95b/0x1980 [ 405.585691] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.590186] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.594691] do_group_exit+0x177/0x440 [ 405.598584] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 405.604035] ? __ia32_sys_exit+0x50/0x50 [ 405.608114] get_signal+0x8b0/0x1980 [ 405.611841] ? ptrace_notify+0x130/0x130 [ 405.615917] ? do_wait+0x57d/0xb90 [ 405.619464] ? wait_consider_task+0x3bb0/0x3bb0 [ 405.624131] ? graph_lock+0x170/0x170 [ 405.627932] ? graph_lock+0x170/0x170 [ 405.631733] ? graph_lock+0x170/0x170 [ 405.635557] do_signal+0x9c/0x21e0 [ 405.639098] ? find_held_lock+0x36/0x1c0 [ 405.643166] ? setup_sigcontext+0x7d0/0x7d0 [ 405.647489] ? kernel_wait4+0x2e0/0x3f0 [ 405.651464] ? __ia32_sys_waitid+0x140/0x140 [ 405.655886] ? task_stopped_code+0x190/0x190 [ 405.660308] ? exit_to_usermode_loop+0x8c/0x380 [ 405.664992] ? __do_page_fault+0x4a6/0xed0 [ 405.669231] ? do_syscall_64+0x9a/0x820 [ 405.673205] ? do_syscall_64+0x9a/0x820 [ 405.677186] exit_to_usermode_loop+0x2e5/0x380 [ 405.681774] ? syscall_slow_exit_work+0x520/0x520 [ 405.686645] do_syscall_64+0x6be/0x820 [ 405.690540] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 405.695911] ? syscall_return_slowpath+0x5e0/0x5e0 [ 405.700841] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.705710] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.710740] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 405.715758] ? prepare_exit_to_usermode+0x291/0x3b0 [ 405.720779] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.725627] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.730819] RIP: 0033:0x4110ba [ 405.734011] Code: Bad RIP value. [ 405.737377] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 405.745090] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 405.752358] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 405.759626] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 405.766901] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 405.774171] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 405.781462] warn_alloc_show_mem: 1 callbacks suppressed [ 405.781475] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 405.781477] Mem-Info: [ 405.781508] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 405.781508] active_file:15 inactive_file:18 isolated_file:0 [ 405.781508] unevictable:0 dirty:0 writeback:0 unstable:0 [ 405.781508] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 405.781508] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 405.781508] free:13728 free_pcp:120 free_cma:0 [ 405.786852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.793788] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 405.796191] Call Trace: [ 405.829060] Node 0 [ 405.838421] dump_stack+0x1c4/0x2b4 [ 405.866086] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 405.868645] ? dump_stack_print_info.cold.2+0x52/0x52 [ 405.870853] lowmem_reserve[]: [ 405.874488] warn_alloc.cold.119+0xb7/0x1bd [ 405.899958] 0 2817 [ 405.905160] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 405.908237] 6321 [ 405.912555] ? lock_downgrade+0x900/0x900 [ 405.914769] 6321 [ 405.919607] ? trace_hardirqs_off+0xb8/0x310 [ 405.925781] ? trace_hardirqs_off+0xb8/0x310 [ 405.927817] Node 0 [ 405.932222] __alloc_pages_slowpath+0x2667/0x2d80 [ 405.936627] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 405.938854] ? warn_alloc+0x120/0x120 [ 405.943646] lowmem_reserve[]: [ 405.970364] ? print_usage_bug+0xc0/0xc0 [ 405.974135] 0 [ 405.977231] ? warn_alloc+0x120/0x120 [ 405.981262] 0 [ 405.983058] ? print_usage_bug+0xc0/0xc0 [ 405.986852] 3503 [ 405.988649] ? warn_alloc+0x120/0x120 [ 405.992688] 3503 [ 405.994744] ? print_usage_bug+0xc0/0xc0 [ 406.000580] ? check_usage_forwards+0x3e0/0x3e0 [ 406.004613] Node 0 [ 406.009269] ? __lock_acquire+0x7ec/0x4ec0 [ 406.009306] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 406.011509] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.015716] lowmem_reserve[]: [ 406.044084] ? should_fail+0x22d/0xd01 [ 406.049592] 0 [ 406.053165] ? __lock_acquire+0x7ec/0x4ec0 [ 406.057032] 0 [ 406.058825] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.063030] 0 [ 406.064827] ? __lock_acquire+0x7ec/0x4ec0 [ 406.069901] 0 [ 406.071699] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.077716] ? should_fail+0x22d/0xd01 [ 406.082792] Node 0 DMA: 1*4kB [ 406.086681] ? mark_held_locks+0x130/0x130 [ 406.086698] ? mark_held_locks+0x130/0x130 [ 406.089877] (U) [ 406.094106] ? kasan_check_read+0x11/0x20 [ 406.098312] 0*8kB [ 406.100284] ? __lock_acquire+0x2881/0x4ec0 [ 406.104410] 0*16kB [ 406.106552] ? graph_lock+0x170/0x170 [ 406.110847] 1*32kB [ 406.113085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.116857] (U) [ 406.119095] ? check_preemption_disabled+0x48/0x200 [ 406.124603] 2*64kB (U) [ 406.126582] ? check_preemption_disabled+0x48/0x200 [ 406.131566] 1*128kB (U) [ 406.134160] ? __lock_is_held+0xb5/0x140 [ 406.139146] 1*256kB [ 406.141816] __alloc_pages_nodemask+0xa80/0xde0 [ 406.145848] (U) [ 406.148170] ? graph_lock+0x170/0x170 [ 406.152812] 0*512kB [ 406.154780] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 406.158553] 1*1024kB [ 406.160877] ? graph_lock+0x170/0x170 [ 406.165872] (U) [ 406.168283] ? find_held_lock+0x36/0x1c0 [ 406.172053] 1*2048kB [ 406.174031] ? ____cache_alloc_node+0x1c7/0x1e0 [ 406.178064] (M) [ 406.180474] ? lock_downgrade+0x900/0x900 [ 406.185116] 3*4096kB [ 406.187086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.191201] (M) [ 406.193612] cache_grow_begin+0x91/0x8c0 [ 406.199135] = 15908kB [ 406.199143] Node 0 [ 406.201117] ? do_raw_spin_unlock+0xa7/0x2f0 [ 406.205151] DMA32: [ 406.207563] fallback_alloc+0x203/0x2e0 [ 406.209768] 3*4kB [ 406.214171] ____cache_alloc_node+0x1c7/0x1e0 [ 406.216383] (UM) [ 406.220354] kmem_cache_alloc_node+0xe3/0x730 [ 406.222475] 3*8kB [ 406.226973] ? do_raw_spin_unlock+0xa7/0x2f0 [ 406.229007] (UM) [ 406.233495] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 406.235619] 3*16kB [ 406.240023] __alloc_skb+0x119/0x770 [ 406.242057] (UM) [ 406.246632] ? skb_scrub_packet+0x490/0x490 [ 406.248846] 1*32kB [ 406.252562] ? atomic_notifier_call_chain+0xc6/0x190 [ 406.254597] (M) [ 406.258930] ? lock_downgrade+0x900/0x900 [ 406.261139] 1*64kB [ 406.266230] ? check_preemption_disabled+0x48/0x200 [ 406.268178] (M) [ 406.272414] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 406.274618] 5*128kB [ 406.279628] ? kasan_check_read+0x11/0x20 [ 406.281578] (UM) [ 406.287373] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 406.289670] 3*256kB [ 406.293809] ? rcu_bh_qs+0xc0/0xc0 [ 406.295845] (M) [ 406.301128] ? do_raw_write_trylock+0x1c0/0x1c0 [ 406.303423] 4*512kB [ 406.306961] __neigh_notify+0x8c/0x160 [ 406.308911] (M) [ 406.313571] ? __neigh_event_send+0x1390/0x1390 [ 406.315875] 3*1024kB [ 406.319752] neigh_timer_handler+0x6cb/0xdf0 [ 406.321701] (UM) [ 406.326363] ? neigh_invalidate+0x550/0x550 [ 406.328748] 3*2048kB [ 406.333150] ? __lock_is_held+0xb5/0x140 [ 406.335185] (UM) [ 406.339511] call_timer_fn+0x272/0x920 [ 406.341891] 3*4096kB [ 406.345946] ? neigh_invalidate+0x550/0x550 [ 406.347984] (M) [ 406.351873] ? process_timeout+0x40/0x40 [ 406.354255] = 25140kB [ 406.358571] ? find_held_lock+0x36/0x1c0 [ 406.360520] Node 0 [ 406.364581] ? __run_timers+0x7da/0xc70 [ 406.366959] Normal: [ 406.371011] ? _raw_spin_unlock_irq+0x27/0x80 [ 406.373220] 894*4kB [ 406.377189] ? _raw_spin_unlock_irq+0x27/0x80 [ 406.379487] (UME) [ 406.383982] ? neigh_invalidate+0x550/0x550 [ 406.386279] 400*8kB [ 406.390770] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 406.392894] (ME) [ 406.397208] ? trace_hardirqs_on+0xbd/0x310 [ 406.399505] 203*16kB [ 406.404261] ? kasan_check_read+0x11/0x20 [ 406.406294] (ME) [ 406.410610] ? __run_timers+0x7da/0xc70 [ 406.412992] 78*32kB [ 406.417133] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 406.419168] (ME) [ 406.423192] ? can_init_stats.isra.0+0x100/0x100 [ 406.425487] 15*64kB [ 406.430936] ? neigh_invalidate+0x550/0x550 [ 406.432970] (M) [ 406.437720] __run_timers+0x7e5/0xc70 [ 406.440016] 3*128kB [ 406.444338] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 406.446278] (UM) [ 406.450074] ? compat_start_thread+0x80/0x80 [ 406.452373] 0*256kB [ 406.457729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.459766] 0*512kB [ 406.464165] ? _raw_spin_unlock_irq+0x60/0x80 [ 406.466464] 0*1024kB [ 406.472017] ? finish_task_switch+0x1f5/0x900 [ 406.474318] 0*2048kB [ 406.478802] ? finish_task_switch+0x1b5/0x900 [ 406.481187] 0*4096kB [ 406.485675] ? __switch_to_asm+0x34/0x70 [ 406.488059] = 13864kB [ 406.492550] ? preempt_notifier_register+0x200/0x200 [ 406.494943] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 406.498992] ? __switch_to_asm+0x34/0x70 [ 406.501382] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 406.506471] ? __switch_to_asm+0x40/0x70 [ 406.515281] 412 total pagecache pages [ 406.519334] ? __switch_to_asm+0x34/0x70 [ 406.527902] 0 pages in swap cache [ 406.531944] ? __switch_to_asm+0x40/0x70 [ 406.535722] Swap cache stats: add 0, delete 0, find 0/0 [ 406.539769] ? __switch_to_asm+0x34/0x70 [ 406.543201] Free swap = 0kB [ 406.547250] ? __switch_to_asm+0x40/0x70 [ 406.552589] Total swap = 0kB [ 406.556639] ? __switch_to_asm+0x40/0x70 [ 406.559632] 1965979 pages RAM [ 406.563687] ? pvclock_read_flags+0x160/0x160 [ 406.566677] 0 pages HighMem/MovableOnly [ 406.570732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.573810] 342745 pages reserved [ 406.578293] ? check_preemption_disabled+0x48/0x200 [ 406.582242] 0 pages cma reserved [ 406.587781] ? rcu_pm_notify+0xc0/0xc0 [ 406.591282] aoe: skb alloc failure [ 406.596207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.596221] ? check_preemption_disabled+0x48/0x200 [ 406.596245] run_timer_softirq+0x52/0xb0 [ 406.599636] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 406.603472] ? rcu_read_lock_sched_held+0x108/0x120 [ 406.606988] syz-executor5 cpuset= [ 406.612518] __do_softirq+0x30b/0xad8 [ 406.617508] / [ 406.621570] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 406.632028] mems_allowed=0 [ 406.637039] ? trace_hardirqs_off+0x310/0x310 [ 406.658438] ? trace_hardirqs_on+0x310/0x310 [ 406.662877] ? schedule+0x108/0x460 [ 406.666508] ? __schedule+0x1ed0/0x1ed0 [ 406.670491] ? trace_hardirqs_off+0xb8/0x310 [ 406.674904] ? ___might_sleep+0x1ed/0x300 [ 406.679051] ? smpboot_thread_fn+0x68b/0xa00 [ 406.683459] ? trace_hardirqs_on+0x310/0x310 [ 406.687881] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.693427] ? check_preemption_disabled+0x48/0x200 [ 406.698446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.703985] ? takeover_tasklets+0xa90/0xa90 [ 406.708404] run_ksoftirqd+0x94/0x100 [ 406.712206] smpboot_thread_fn+0x68b/0xa00 [ 406.716443] ? sort_range+0x30/0x30 [ 406.720071] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 406.725179] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.730716] ? __kthread_parkme+0xfb/0x1a0 [ 406.734954] kthread+0x35a/0x420 [ 406.738320] ? sort_range+0x30/0x30 [ 406.741959] ? kthread_bind+0x40/0x40 [ 406.745767] ret_from_fork+0x3a/0x50 [ 406.749499] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 406.749671] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 406.756774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.756783] Call Trace: [ 406.767089] ksoftirqd/1 cpuset= [ 406.776432] [ 406.778997] / [ 406.782272] dump_stack+0x1c4/0x2b4 [ 406.784399] mems_allowed=0 [ 406.786106] ? dump_stack_print_info.cold.2+0x52/0x52 [ 406.797818] warn_alloc.cold.119+0xb7/0x1bd [ 406.802142] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 406.806990] ? lock_downgrade+0x900/0x900 [ 406.811148] ? trace_hardirqs_off+0xb8/0x310 [ 406.815564] ? trace_hardirqs_off+0xb8/0x310 [ 406.819988] __alloc_pages_slowpath+0x2667/0x2d80 [ 406.824870] ? warn_alloc+0x120/0x120 [ 406.828692] ? __lock_acquire+0x7ec/0x4ec0 [ 406.832935] ? warn_alloc+0x120/0x120 [ 406.836740] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 406.842540] ? print_usage_bug+0xc0/0xc0 [ 406.846599] ? warn_alloc+0x120/0x120 [ 406.850404] ? print_usage_bug+0xc0/0xc0 [ 406.854470] ? mark_held_locks+0x130/0x130 [ 406.858710] ? mark_held_locks+0x130/0x130 [ 406.862948] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.868486] ? should_fail+0x22d/0xd01 [ 406.872373] ? graph_lock+0x170/0x170 [ 406.876178] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.881283] ? __lock_acquire+0x7ec/0x4ec0 [ 406.885536] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.890654] ? should_fail+0x22d/0xd01 [ 406.894552] ? mark_held_locks+0x130/0x130 [ 406.898795] ? mark_held_locks+0x130/0x130 [ 406.903032] ? lock_downgrade+0x900/0x900 [ 406.907181] ? graph_lock+0x170/0x170 [ 406.910982] ? graph_lock+0x170/0x170 [ 406.914785] ? graph_lock+0x170/0x170 [ 406.918587] ? print_usage_bug+0xc0/0xc0 [ 406.923108] ? do_raw_spin_unlock+0xa7/0x2f0 [ 406.927520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.933054] ? check_preemption_disabled+0x48/0x200 [ 406.938068] ? check_preemption_disabled+0x48/0x200 [ 406.943096] ? __lock_is_held+0xb5/0x140 [ 406.947165] __alloc_pages_nodemask+0xa80/0xde0 [ 406.951837] ? graph_lock+0x170/0x170 [ 406.955650] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 406.960668] ? graph_lock+0x170/0x170 [ 406.964488] ? find_held_lock+0x36/0x1c0 [ 406.968568] ? ____cache_alloc_node+0x1c7/0x1e0 [ 406.973248] ? lock_downgrade+0x900/0x900 [ 406.977408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.982969] cache_grow_begin+0x91/0x8c0 [ 406.987035] ? do_raw_spin_unlock+0xa7/0x2f0 [ 406.991454] fallback_alloc+0x203/0x2e0 [ 406.995434] ____cache_alloc_node+0x1c7/0x1e0 [ 406.999941] kmem_cache_alloc_node+0xe3/0x730 [ 407.004441] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 407.009544] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 407.014139] __alloc_skb+0x119/0x770 [ 407.017854] ? calc_wheel_index+0x220/0x220 [ 407.022196] ? skb_scrub_packet+0x490/0x490 [ 407.026533] ? vprintk_default+0x28/0x30 [ 407.030601] ? vprintk_func+0x85/0x181 [ 407.034496] ? printk+0xa7/0xcf [ 407.037780] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 407.042540] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 407.047125] new_skb+0x26/0x1c0 [ 407.050406] aoecmd_cfg+0x279/0x7f0 [ 407.054040] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 407.058368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.063914] ? check_preemption_disabled+0x48/0x200 [ 407.068933] ? check_preemption_disabled+0x48/0x200 [ 407.073960] ? __lock_is_held+0xb5/0x140 [ 407.078032] discover_timer+0x50/0x60 [ 407.081835] call_timer_fn+0x272/0x920 [ 407.085730] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 407.090579] ? process_timeout+0x40/0x40 [ 407.094643] ? find_held_lock+0x36/0x1c0 [ 407.098716] ? __run_timers+0x7da/0xc70 [ 407.102696] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.107197] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.111691] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 407.116540] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 407.121126] ? trace_hardirqs_on+0xbd/0x310 [ 407.125451] ? kasan_check_read+0x11/0x20 [ 407.129599] ? __run_timers+0x7da/0xc70 [ 407.133584] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 407.139052] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 407.143909] __run_timers+0x7e5/0xc70 [ 407.147724] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 407.153093] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 407.158114] ? graph_lock+0x170/0x170 [ 407.161924] ? enqueue_hrtimer+0x1a5/0x560 [ 407.166161] ? lock_release+0x970/0x970 [ 407.170138] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 407.175335] ? find_held_lock+0x36/0x1c0 [ 407.179408] ? pvclock_read_flags+0x160/0x160 [ 407.183911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.189447] ? check_preemption_disabled+0x48/0x200 [ 407.194476] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 407.199759] ? rcu_pm_notify+0xc0/0xc0 [ 407.203654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.209190] ? check_preemption_disabled+0x48/0x200 [ 407.214217] run_timer_softirq+0x52/0xb0 [ 407.218280] ? rcu_read_lock_sched_held+0x108/0x120 [ 407.223297] __do_softirq+0x30b/0xad8 [ 407.227109] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 407.232221] ? pvclock_read_flags+0x160/0x160 [ 407.236718] ? lapic_next_event+0x5a/0x90 [ 407.240874] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.246425] ? check_preemption_disabled+0x48/0x200 [ 407.251445] ? check_preemption_disabled+0x48/0x200 [ 407.256470] ? kvm_clock_read+0x18/0x30 [ 407.260450] ? kvm_sched_clock_read+0x9/0x20 [ 407.264871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.270419] ? check_preemption_disabled+0x48/0x200 [ 407.275452] irq_exit+0x17f/0x1c0 [ 407.278916] smp_apic_timer_interrupt+0x1cb/0x760 [ 407.283768] ? smp_reschedule_interrupt+0x109/0x650 [ 407.288789] ? smp_call_function_single_interrupt+0x650/0x650 [ 407.294680] ? interrupt_entry+0xb5/0xf0 [ 407.298745] ? trace_hardirqs_off_caller+0xbb/0x310 [ 407.303764] ? trace_hardirqs_off_caller+0xbb/0x310 [ 407.308781] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.313623] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.318647] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.323664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.329199] ? check_preemption_disabled+0x48/0x200 [ 407.334214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.339762] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.344618] apic_timer_interrupt+0xf/0x20 [ 407.348844] [ 407.351099] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 407.356293] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 407.375205] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 407.382932] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 407.390199] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 407.397468] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 407.404736] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 407.412006] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 407.419311] do_exit+0x11ef/0x2610 [ 407.422852] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 407.427900] ? mm_update_next_owner+0x990/0x990 [ 407.432570] ? print_usage_bug+0xc0/0xc0 [ 407.436628] ? graph_lock+0x170/0x170 [ 407.440433] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.446060] ? check_preemption_disabled+0x48/0x200 [ 407.451073] ? check_preemption_disabled+0x48/0x200 [ 407.456089] ? print_usage_bug+0xc0/0xc0 [ 407.460153] ? __lock_acquire+0x7ec/0x4ec0 [ 407.464395] ? __lock_acquire+0x7ec/0x4ec0 [ 407.468652] ? mark_held_locks+0x130/0x130 [ 407.472928] ? mark_held_locks+0x130/0x130 [ 407.477164] ? finish_task_switch+0x1b5/0x900 [ 407.481659] ? __switch_to_asm+0x34/0x70 [ 407.485727] ? __switch_to_asm+0x34/0x70 [ 407.489789] ? __switch_to_asm+0x34/0x70 [ 407.493850] ? __switch_to_asm+0x40/0x70 [ 407.497924] ? __switch_to_asm+0x34/0x70 [ 407.501981] ? __switch_to_asm+0x40/0x70 [ 407.506038] ? __switch_to_asm+0x34/0x70 [ 407.510098] ? __switch_to_asm+0x34/0x70 [ 407.514156] ? __switch_to_asm+0x34/0x70 [ 407.518217] ? __switch_to_asm+0x34/0x70 [ 407.522278] ? __switch_to_asm+0x40/0x70 [ 407.526338] ? __switch_to_asm+0x34/0x70 [ 407.530395] ? __switch_to_asm+0x40/0x70 [ 407.534460] ? graph_lock+0x170/0x170 [ 407.538276] ? graph_lock+0x170/0x170 [ 407.542095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.547637] ? wait_consider_task+0x245/0x3bb0 [ 407.552228] ? memset+0x31/0x40 [ 407.555513] ? find_held_lock+0x36/0x1c0 [ 407.559582] ? get_signal+0x95b/0x1980 [ 407.563473] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.567966] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.572483] do_group_exit+0x177/0x440 [ 407.576378] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 407.581828] ? __ia32_sys_exit+0x50/0x50 [ 407.585913] get_signal+0x8b0/0x1980 [ 407.589639] ? ptrace_notify+0x130/0x130 [ 407.593696] ? do_wait+0x57d/0xb90 [ 407.597247] ? wait_consider_task+0x3bb0/0x3bb0 [ 407.601931] ? graph_lock+0x170/0x170 [ 407.605728] ? graph_lock+0x170/0x170 [ 407.609529] ? graph_lock+0x170/0x170 [ 407.613348] do_signal+0x9c/0x21e0 [ 407.616907] ? find_held_lock+0x36/0x1c0 [ 407.620990] ? setup_sigcontext+0x7d0/0x7d0 [ 407.625312] ? kernel_wait4+0x2e0/0x3f0 [ 407.629290] ? __ia32_sys_waitid+0x140/0x140 [ 407.633703] ? task_stopped_code+0x190/0x190 [ 407.638115] ? exit_to_usermode_loop+0x8c/0x380 [ 407.642800] ? __do_page_fault+0x4a6/0xed0 [ 407.647047] ? do_syscall_64+0x9a/0x820 [ 407.651025] ? do_syscall_64+0x9a/0x820 [ 407.655005] exit_to_usermode_loop+0x2e5/0x380 [ 407.659596] ? syscall_slow_exit_work+0x520/0x520 [ 407.664455] do_syscall_64+0x6be/0x820 [ 407.668342] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 407.673707] ? syscall_return_slowpath+0x5e0/0x5e0 [ 407.678639] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.683484] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.688504] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 407.693526] ? prepare_exit_to_usermode+0x291/0x3b0 [ 407.698548] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.703403] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 407.708589] RIP: 0033:0x4110ba [ 407.711781] Code: Bad RIP value. [ 407.715139] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 407.722851] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 407.730125] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 407.737390] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 407.744653] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 407.751924] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 407.759210] warn_alloc_show_mem: 1 callbacks suppressed [ 407.759222] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 407.759224] Mem-Info: [ 407.759256] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 407.759256] active_file:15 inactive_file:18 isolated_file:0 [ 407.759256] unevictable:0 dirty:0 writeback:0 unstable:0 [ 407.759256] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 407.759256] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 407.759256] free:13728 free_pcp:120 free_cma:0 [ 407.764606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 407.771545] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 407.773954] Call Trace: [ 407.806829] Node 0 [ 407.816188] dump_stack+0x1c4/0x2b4 [ 407.843870] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 407.846435] ? dump_stack_print_info.cold.2+0x52/0x52 [ 407.848647] lowmem_reserve[]: [ 407.852276] warn_alloc.cold.119+0xb7/0x1bd [ 407.877745] 0 2817 [ 407.882952] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 407.886028] 6321 [ 407.890343] ? lock_downgrade+0x900/0x900 [ 407.892555] 6321 [ 407.897414] ? trace_hardirqs_off+0xb8/0x310 [ 407.903584] ? trace_hardirqs_off+0xb8/0x310 [ 407.905621] Node 0 [ 407.910024] __alloc_pages_slowpath+0x2667/0x2d80 [ 407.914429] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 407.916656] ? warn_alloc+0x120/0x120 [ 407.921448] lowmem_reserve[]: [ 407.948166] ? warn_alloc+0x120/0x120 [ 407.951942] 0 [ 407.955040] ? print_usage_bug+0xc0/0xc0 [ 407.958814] 0 [ 407.960613] ? warn_alloc+0x120/0x120 [ 407.964650] 3503 [ 407.966449] ? print_usage_bug+0xc0/0xc0 [ 407.970221] 3503 [ 407.972281] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.978369] ? should_fail+0x22d/0xd01 [ 407.983890] Node 0 [ 407.987770] ? __lock_acquire+0x7ec/0x4ec0 [ 407.987807] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 407.990009] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.994215] lowmem_reserve[]: [ 408.022604] ? __lock_acquire+0x7ec/0x4ec0 [ 408.027680] 0 [ 408.030785] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.034988] 0 [ 408.036781] ? __lock_acquire+0x7ec/0x4ec0 [ 408.041852] 0 0 [ 408.043663] ? should_fail+0x22d/0xd01 [ 408.049858] ? mark_held_locks+0x130/0x130 [ 408.053881] Node 0 DMA: [ 408.058114] ? mark_held_locks+0x130/0x130 [ 408.058125] 1*4kB [ 408.060786] ? graph_lock+0x170/0x170 [ 408.064995] (U) [ 408.067145] ? kasan_check_read+0x11/0x20 [ 408.070924] 0*8kB [ 408.072904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.077040] 0*16kB [ 408.079180] ? graph_lock+0x170/0x170 [ 408.084690] 1*32kB [ 408.086921] ? print_usage_bug+0xc0/0xc0 [ 408.090719] (U) [ 408.092950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.096987] 2*64kB [ 408.098956] ? check_preemption_disabled+0x48/0x200 [ 408.104464] (U) [ 408.106696] ? check_preemption_disabled+0x48/0x200 [ 408.111689] 1*128kB [ 408.113664] ? __lock_is_held+0xb5/0x140 [ 408.118647] (U) [ 408.120969] __alloc_pages_nodemask+0xa80/0xde0 [ 408.125007] 1*256kB [ 408.126974] ? graph_lock+0x170/0x170 [ 408.131619] (U) [ 408.133934] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 408.137710] 0*512kB [ 408.139677] ? graph_lock+0x170/0x170 [ 408.144667] 1*1024kB [ 408.146993] ? find_held_lock+0x36/0x1c0 [ 408.150760] (U) [ 408.153167] ? ____cache_alloc_node+0x1c7/0x1e0 [ 408.157199] 1*2048kB [ 408.159167] ? lock_downgrade+0x900/0x900 [ 408.163807] (M) [ 408.166217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.170334] 3*4096kB [ 408.172306] cache_grow_begin+0x91/0x8c0 [ 408.177813] (M) [ 408.180219] ? do_raw_spin_unlock+0xa7/0x2f0 [ 408.184252] = 15908kB [ 408.186222] fallback_alloc+0x203/0x2e0 [ 408.190617] Node 0 [ 408.193036] ____cache_alloc_node+0x1c7/0x1e0 [ 408.196982] DMA32: [ 408.199214] kmem_cache_alloc_node+0xe3/0x730 [ 408.203679] 3*4kB [ 408.205922] ? ipv6_get_ifaddr+0x42e/0x620 [ 408.210387] (UM) [ 408.212539] __alloc_skb+0x119/0x770 [ 408.216744] 3*8kB [ 408.218805] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 408.222491] (UM) [ 408.224632] ? skb_scrub_packet+0x490/0x490 [ 408.229891] 3*16kB [ 408.231953] ? lock_downgrade+0x900/0x900 [ 408.236249] (UM) [ 408.238482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.242604] 1*32kB [ 408.244664] ? refcount_sub_and_test_checked+0x203/0x310 [ 408.250169] (M) [ 408.252429] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 408.257850] 1*64kB (M) [ 408.259849] ? addrconf_rs_timer+0x6f0/0x6f0 [ 408.265273] 5*128kB [ 408.267857] ndisc_alloc_skb+0x144/0x340 [ 408.272228] (UM) [ 408.274548] ndisc_send_rs+0x331/0x6e0 [ 408.278579] 3*256kB [ 408.280636] addrconf_rs_timer+0x3c0/0x6f0 [ 408.284494] (M) [ 408.286813] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.291023] 4*512kB [ 408.293005] call_timer_fn+0x272/0x920 [ 408.297202] (M) [ 408.299521] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.303380] 3*1024kB [ 408.305352] ? process_timeout+0x40/0x40 [ 408.309556] (UM) [ 408.311962] ? find_held_lock+0x36/0x1c0 [ 408.315995] 3*2048kB [ 408.318056] ? __run_timers+0x7da/0xc70 [ 408.322086] (UM) [ 408.324490] ? _raw_spin_unlock_irq+0x27/0x80 [ 408.328440] 3*4096kB [ 408.330493] ? _raw_spin_unlock_irq+0x27/0x80 [ 408.334964] (M) [ 408.337369] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.341834] = 25140kB [ 408.341843] Node 0 [ 408.343820] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 408.348027] Normal: [ 408.350436] ? trace_hardirqs_on+0xbd/0x310 [ 408.352646] 894*4kB [ 408.357220] ? kasan_check_read+0x11/0x20 [ 408.359515] (UME) [ 408.363828] ? __run_timers+0x7da/0xc70 [ 408.366126] 400*8kB [ 408.370267] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 408.372391] (ME) [ 408.376376] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.378665] 203*16kB [ 408.384108] __run_timers+0x7e5/0xc70 [ 408.386144] (ME) [ 408.390384] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 408.392764] 78*32kB [ 408.396559] ? compat_start_thread+0x80/0x80 [ 408.398598] (ME) [ 408.403957] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.406258] 15*64kB [ 408.410659] ? _raw_spin_unlock_irq+0x60/0x80 [ 408.412695] (M) [ 408.418227] ? finish_task_switch+0x1f5/0x900 [ 408.420526] 3*128kB [ 408.425011] ? finish_task_switch+0x1b5/0x900 [ 408.426960] (UM) [ 408.431449] ? __switch_to_asm+0x34/0x70 [ 408.433750] 0*256kB [ 408.438246] ? preempt_notifier_register+0x200/0x200 [ 408.440283] 0*512kB [ 408.444335] ? __switch_to_asm+0x34/0x70 [ 408.446633] 0*1024kB [ 408.451719] ? __switch_to_asm+0x40/0x70 [ 408.451735] ? __switch_to_asm+0x34/0x70 [ 408.454040] 0*2048kB [ 408.458093] ? __switch_to_asm+0x40/0x70 [ 408.460480] 0*4096kB [ 408.464531] ? __switch_to_asm+0x34/0x70 [ 408.468575] = 13864kB [ 408.470971] ? __switch_to_asm+0x40/0x70 [ 408.475017] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 408.477412] ? __switch_to_asm+0x40/0x70 [ 408.481451] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 408.483853] ? pvclock_read_flags+0x160/0x160 [ 408.487902] 412 total pagecache pages [ 408.496726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.500767] 0 pages in swap cache [ 408.509330] ? check_preemption_disabled+0x48/0x200 [ 408.513806] Swap cache stats: add 0, delete 0, find 0/0 [ 408.517601] ? rcu_pm_notify+0xc0/0xc0 [ 408.523103] Free swap = 0kB [ 408.526552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.531541] Total swap = 0kB [ 408.536903] ? check_preemption_disabled+0x48/0x200 [ 408.540772] 1965979 pages RAM [ 408.543792] run_timer_softirq+0x52/0xb0 [ 408.549296] 0 pages HighMem/MovableOnly [ 408.552309] ? rcu_read_lock_sched_held+0x108/0x120 [ 408.557296] 342745 pages reserved [ 408.560401] __do_softirq+0x30b/0xad8 [ 408.564431] 0 pages cma reserved [ 408.568412] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 408.573446] aoe: skb alloc failure [ 408.576836] ? trace_hardirqs_off+0x310/0x310 [ 408.576850] ? trace_hardirqs_on+0x310/0x310 [ 408.576879] ? schedule+0x108/0x460 [ 408.580686] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 408.584025] ? __schedule+0x1ed0/0x1ed0 [ 408.589101] syz-executor5 cpuset= [ 408.592633] ? trace_hardirqs_off+0xb8/0x310 [ 408.597102] / [ 408.601504] ? ___might_sleep+0x1ed/0x300 [ 408.605105] mems_allowed=0 [ 408.615575] ? smpboot_thread_fn+0x68b/0xa00 [ 408.615592] ? trace_hardirqs_on+0x310/0x310 [ 408.644909] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.650451] ? check_preemption_disabled+0x48/0x200 [ 408.655466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.661006] ? takeover_tasklets+0xa90/0xa90 [ 408.665423] run_ksoftirqd+0x94/0x100 [ 408.669224] smpboot_thread_fn+0x68b/0xa00 [ 408.673469] ? sort_range+0x30/0x30 [ 408.677097] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 408.682199] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.687737] ? __kthread_parkme+0xfb/0x1a0 [ 408.691977] kthread+0x35a/0x420 [ 408.695343] ? sort_range+0x30/0x30 [ 408.698971] ? kthread_bind+0x40/0x40 [ 408.702773] ret_from_fork+0x3a/0x50 [ 408.706509] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 408.706583] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 408.713780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.713785] Call Trace: [ 408.713792] [ 408.713809] dump_stack+0x1c4/0x2b4 [ 408.713826] ? dump_stack_print_info.cold.2+0x52/0x52 [ 408.720359] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 408.729660] warn_alloc.cold.119+0xb7/0x1bd [ 408.732210] ksoftirqd/1 cpuset= [ 408.734359] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 408.737961] / [ 408.743149] ? lock_downgrade+0x900/0x900 [ 408.753438] mems_allowed=0 [ 408.757754] ? trace_hardirqs_off+0xb8/0x310 [ 408.778989] ? trace_hardirqs_off+0xb8/0x310 [ 408.783416] __alloc_pages_slowpath+0x2667/0x2d80 [ 408.788309] ? warn_alloc+0x120/0x120 [ 408.792118] ? __lock_acquire+0x7ec/0x4ec0 [ 408.796362] ? warn_alloc+0x120/0x120 [ 408.800203] ? print_usage_bug+0xc0/0xc0 [ 408.804267] ? warn_alloc+0x120/0x120 [ 408.808067] ? print_usage_bug+0xc0/0xc0 [ 408.812134] ? mark_held_locks+0x130/0x130 [ 408.816369] ? mark_held_locks+0x130/0x130 [ 408.820609] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.826151] ? should_fail+0x22d/0xd01 [ 408.830037] ? graph_lock+0x170/0x170 [ 408.833839] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.838951] ? __lock_acquire+0x7ec/0x4ec0 [ 408.843189] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.848295] ? should_fail+0x22d/0xd01 [ 408.852191] ? mark_held_locks+0x130/0x130 [ 408.856428] ? mark_held_locks+0x130/0x130 [ 408.860661] ? lock_downgrade+0x900/0x900 [ 408.864811] ? graph_lock+0x170/0x170 [ 408.868610] ? graph_lock+0x170/0x170 [ 408.872409] ? graph_lock+0x170/0x170 [ 408.876206] ? print_usage_bug+0xc0/0xc0 [ 408.880266] ? do_raw_spin_unlock+0xa7/0x2f0 [ 408.884678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.890213] ? check_preemption_disabled+0x48/0x200 [ 408.895228] ? check_preemption_disabled+0x48/0x200 [ 408.900260] ? __lock_is_held+0xb5/0x140 [ 408.904333] __alloc_pages_nodemask+0xa80/0xde0 [ 408.909001] ? graph_lock+0x170/0x170 [ 408.912809] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 408.917822] ? graph_lock+0x170/0x170 [ 408.922066] ? find_held_lock+0x36/0x1c0 [ 408.926139] ? ____cache_alloc_node+0x1c7/0x1e0 [ 408.930813] ? lock_downgrade+0x900/0x900 [ 408.934969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.940512] cache_grow_begin+0x91/0x8c0 [ 408.944584] ? do_raw_spin_unlock+0xa7/0x2f0 [ 408.949003] fallback_alloc+0x203/0x2e0 [ 408.952989] ____cache_alloc_node+0x1c7/0x1e0 [ 408.957489] kmem_cache_alloc_node+0xe3/0x730 [ 408.961988] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 408.967102] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 408.971697] __alloc_skb+0x119/0x770 [ 408.975411] ? calc_wheel_index+0x220/0x220 [ 408.979740] ? skb_scrub_packet+0x490/0x490 [ 408.984076] ? vprintk_default+0x28/0x30 [ 408.988136] ? vprintk_func+0x85/0x181 [ 408.992028] ? printk+0xa7/0xcf [ 408.995308] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 409.000159] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 409.004747] new_skb+0x26/0x1c0 [ 409.008028] aoecmd_cfg+0x279/0x7f0 [ 409.011662] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 409.015991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.021535] ? check_preemption_disabled+0x48/0x200 [ 409.026552] ? check_preemption_disabled+0x48/0x200 [ 409.031582] ? __lock_is_held+0xb5/0x140 [ 409.035657] discover_timer+0x50/0x60 [ 409.039463] call_timer_fn+0x272/0x920 [ 409.043354] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 409.048199] ? process_timeout+0x40/0x40 [ 409.052259] ? find_held_lock+0x36/0x1c0 [ 409.056330] ? __run_timers+0x7da/0xc70 [ 409.060306] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.064797] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.069293] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 409.074136] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 409.078723] ? trace_hardirqs_on+0xbd/0x310 [ 409.083045] ? kasan_check_read+0x11/0x20 [ 409.087193] ? __run_timers+0x7da/0xc70 [ 409.091169] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 409.096635] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 409.101477] __run_timers+0x7e5/0xc70 [ 409.105296] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 409.110660] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 409.115676] ? graph_lock+0x170/0x170 [ 409.119482] ? enqueue_hrtimer+0x1a5/0x560 [ 409.123713] ? lock_release+0x970/0x970 [ 409.127690] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 409.132891] ? find_held_lock+0x36/0x1c0 [ 409.136971] ? pvclock_read_flags+0x160/0x160 [ 409.141465] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.147004] ? check_preemption_disabled+0x48/0x200 [ 409.152030] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 409.157312] ? rcu_pm_notify+0xc0/0xc0 [ 409.161211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.166746] ? check_preemption_disabled+0x48/0x200 [ 409.171793] run_timer_softirq+0x52/0xb0 [ 409.175875] ? rcu_read_lock_sched_held+0x108/0x120 [ 409.180905] __do_softirq+0x30b/0xad8 [ 409.184720] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 409.189834] ? pvclock_read_flags+0x160/0x160 [ 409.194339] ? lapic_next_event+0x5a/0x90 [ 409.198488] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.204039] ? check_preemption_disabled+0x48/0x200 [ 409.209054] ? check_preemption_disabled+0x48/0x200 [ 409.214078] ? kvm_clock_read+0x18/0x30 [ 409.218057] ? kvm_sched_clock_read+0x9/0x20 [ 409.222474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.228013] ? check_preemption_disabled+0x48/0x200 [ 409.233045] irq_exit+0x17f/0x1c0 [ 409.236505] smp_apic_timer_interrupt+0x1cb/0x760 [ 409.241350] ? smp_reschedule_interrupt+0x109/0x650 [ 409.246372] ? smp_call_function_single_interrupt+0x650/0x650 [ 409.252261] ? interrupt_entry+0xb5/0xf0 [ 409.256329] ? trace_hardirqs_off_caller+0xbb/0x310 [ 409.261357] ? trace_hardirqs_off_caller+0xbb/0x310 [ 409.266380] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.271225] ? trace_hardirqs_on_caller+0x310/0x310 [ 409.276238] ? trace_hardirqs_on_caller+0x310/0x310 [ 409.281254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.286792] ? check_preemption_disabled+0x48/0x200 [ 409.291809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.297356] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.302210] apic_timer_interrupt+0xf/0x20 [ 409.306436] [ 409.308678] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 409.313877] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 409.332788] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 409.340497] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 409.347765] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 409.355033] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 409.362302] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 409.369571] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 409.376891] do_exit+0x11ef/0x2610 [ 409.380441] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 409.385468] ? mm_update_next_owner+0x990/0x990 [ 409.390137] ? print_usage_bug+0xc0/0xc0 [ 409.394199] ? graph_lock+0x170/0x170 [ 409.398007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.403546] ? check_preemption_disabled+0x48/0x200 [ 409.408559] ? check_preemption_disabled+0x48/0x200 [ 409.413575] ? print_usage_bug+0xc0/0xc0 [ 409.417638] ? __lock_acquire+0x7ec/0x4ec0 [ 409.421889] ? __lock_acquire+0x7ec/0x4ec0 [ 409.426147] ? mark_held_locks+0x130/0x130 [ 409.430390] ? mark_held_locks+0x130/0x130 [ 409.434630] ? finish_task_switch+0x1b5/0x900 [ 409.439133] ? __switch_to_asm+0x34/0x70 [ 409.443199] ? __switch_to_asm+0x34/0x70 [ 409.447259] ? __switch_to_asm+0x34/0x70 [ 409.451318] ? __switch_to_asm+0x40/0x70 [ 409.455378] ? __switch_to_asm+0x34/0x70 [ 409.459449] ? __switch_to_asm+0x40/0x70 [ 409.463520] ? __switch_to_asm+0x34/0x70 [ 409.467584] ? __switch_to_asm+0x34/0x70 [ 409.471646] ? __switch_to_asm+0x34/0x70 [ 409.475721] ? __switch_to_asm+0x34/0x70 [ 409.479783] ? __switch_to_asm+0x40/0x70 [ 409.483846] ? __switch_to_asm+0x34/0x70 [ 409.487924] ? __switch_to_asm+0x40/0x70 [ 409.491996] ? graph_lock+0x170/0x170 [ 409.495814] ? graph_lock+0x170/0x170 [ 409.499622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.505175] ? wait_consider_task+0x245/0x3bb0 [ 409.509769] ? memset+0x31/0x40 [ 409.513076] ? find_held_lock+0x36/0x1c0 [ 409.517150] ? get_signal+0x95b/0x1980 [ 409.521051] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.525576] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.530093] do_group_exit+0x177/0x440 [ 409.533992] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 409.539452] ? __ia32_sys_exit+0x50/0x50 [ 409.543535] get_signal+0x8b0/0x1980 [ 409.547267] ? ptrace_notify+0x130/0x130 [ 409.551335] ? do_wait+0x57d/0xb90 [ 409.554913] ? wait_consider_task+0x3bb0/0x3bb0 [ 409.560984] ? graph_lock+0x170/0x170 [ 409.564797] ? graph_lock+0x170/0x170 [ 409.568624] ? graph_lock+0x170/0x170 [ 409.572456] do_signal+0x9c/0x21e0 [ 409.576010] ? find_held_lock+0x36/0x1c0 [ 409.580093] ? setup_sigcontext+0x7d0/0x7d0 [ 409.584441] ? kernel_wait4+0x2e0/0x3f0 [ 409.588440] ? __ia32_sys_waitid+0x140/0x140 [ 409.592903] ? task_stopped_code+0x190/0x190 [ 409.597338] ? exit_to_usermode_loop+0x8c/0x380 [ 409.602045] ? __do_page_fault+0x4a6/0xed0 [ 409.606313] ? do_syscall_64+0x9a/0x820 [ 409.610321] ? do_syscall_64+0x9a/0x820 [ 409.614322] exit_to_usermode_loop+0x2e5/0x380 [ 409.618943] ? syscall_slow_exit_work+0x520/0x520 [ 409.623825] do_syscall_64+0x6be/0x820 [ 409.627736] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 409.633118] ? syscall_return_slowpath+0x5e0/0x5e0 [ 409.638064] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.642943] ? trace_hardirqs_on_caller+0x310/0x310 [ 409.647985] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 409.653026] ? prepare_exit_to_usermode+0x291/0x3b0 [ 409.658068] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.662943] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 409.668148] RIP: 0033:0x4110ba [ 409.671360] Code: Bad RIP value. [ 409.674741] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 409.682463] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 409.689744] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 409.697026] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 409.704306] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 409.711602] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 409.718932] warn_alloc_show_mem: 1 callbacks suppressed [ 409.718944] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 409.718946] Mem-Info: [ 409.718977] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 409.718977] active_file:15 inactive_file:18 isolated_file:0 [ 409.718977] unevictable:0 dirty:0 writeback:0 unstable:0 [ 409.718977] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 409.718977] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 409.718977] free:13728 free_pcp:120 free_cma:0 [ 409.724335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 409.731287] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 409.733701] Call Trace: [ 409.766653] Node 0 [ 409.776034] dump_stack+0x1c4/0x2b4 [ 409.803811] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 409.806393] ? dump_stack_print_info.cold.2+0x52/0x52 [ 409.808669] lowmem_reserve[]: 0 [ 409.812360] warn_alloc.cold.119+0xb7/0x1bd [ 409.838001] 2817 6321 [ 409.843219] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 409.846478] 6321 [ 409.850808] ? lock_downgrade+0x900/0x900 [ 409.858230] ? trace_hardirqs_off+0xb8/0x310 [ 409.860279] Node 0 [ 409.864433] ? trace_hardirqs_off+0xb8/0x310 [ 409.868856] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 409.871179] __alloc_pages_slowpath+0x2667/0x2d80 [ 409.875568] lowmem_reserve[]: [ 409.902328] ? warn_alloc+0x120/0x120 [ 409.907137] 0 [ 409.910254] ? warn_alloc+0x120/0x120 [ 409.914030] 0 3503 [ 409.915849] ? print_usage_bug+0xc0/0xc0 [ 409.919627] 3503 [ 409.921899] ? warn_alloc+0x120/0x120 [ 409.925953] Node 0 [ 409.928031] ? print_usage_bug+0xc0/0xc0 [ 409.931843] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 409.934063] ? __lock_acquire+0x7ec/0x4ec0 [ 409.938104] lowmem_reserve[]: 0 [ 409.966506] ? __lock_acquire+0x7ec/0x4ec0 [ 409.970731] 0 [ 409.974025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.978237] 0 0 [ 409.980063] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.985652] Node 0 [ 409.987644] ? should_fail+0x22d/0xd01 [ 409.993158] DMA: 1*4kB [ 409.995424] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.999352] (U) [ 410.001950] ? __lock_acquire+0x7ec/0x4ec0 [ 410.007170] 0*8kB [ 410.009161] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.013380] 0*16kB [ 410.015545] ? __lock_acquire+0x7ec/0x4ec0 [ 410.020635] 1*32kB [ 410.022909] ? should_fail+0x22d/0xd01 [ 410.027134] (U) [ 410.029389] ? mark_held_locks+0x130/0x130 [ 410.033252] 2*64kB (U) [ 410.035248] ? mark_held_locks+0x130/0x130 [ 410.039464] 1*128kB (U) [ 410.042081] ? graph_lock+0x170/0x170 [ 410.046297] 1*256kB (U) [ 410.048991] ? print_usage_bug+0xc0/0xc0 [ 410.053126] 0*512kB 1*1024kB [ 410.055997] ? graph_lock+0x170/0x170 [ 410.060041] (U) [ 410.063156] ? print_usage_bug+0xc0/0xc0 [ 410.066940] 1*2048kB [ 410.068929] ? wq_watchdog_touch+0x9c/0xfe [ 410.072978] (M) [ 410.075404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.079620] 3*4096kB [ 410.081605] ? check_preemption_disabled+0x48/0x200 [ 410.087132] (M) [ 410.089550] ? check_preemption_disabled+0x48/0x200 [ 410.094554] = 15908kB [ 410.096544] ? __lock_is_held+0xb5/0x140 [ 410.101538] Node 0 [ 410.103958] __alloc_pages_nodemask+0xa80/0xde0 [ 410.108006] DMA32: [ 410.110249] ? graph_lock+0x170/0x170 [ 410.114923] 3*4kB [ 410.117169] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 410.121048] (UM) [ 410.123204] ? graph_lock+0x170/0x170 [ 410.128208] 3*8kB [ 410.130287] ? find_held_lock+0x36/0x1c0 [ 410.134118] (UM) 3*16kB [ 410.136295] ? ____cache_alloc_node+0x1c7/0x1e0 [ 410.140336] (UM) [ 410.143018] ? lock_downgrade+0x900/0x900 [ 410.147732] 1*32kB [ 410.149805] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.153938] (M) [ 410.156190] cache_grow_begin+0x91/0x8c0 [ 410.161712] 1*64kB [ 410.163697] ? do_raw_spin_unlock+0xa7/0x2f0 [ 410.167743] (M) [ 410.170007] fallback_alloc+0x203/0x2e0 [ 410.174395] 5*128kB [ 410.176385] ____cache_alloc_node+0x1c7/0x1e0 [ 410.180341] (UM) [ 410.182674] kmem_cache_alloc_node+0xe3/0x730 [ 410.187164] 3*256kB [ 410.189237] ? ipv6_get_ifaddr+0x42e/0x620 [ 410.193711] (M) 4*512kB [ 410.196056] __alloc_skb+0x119/0x770 [ 410.200272] (M) [ 410.202955] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 410.206652] 3*1024kB (UM) [ 410.208651] ? skb_scrub_packet+0x490/0x490 [ 410.213931] 3*2048kB (UM) [ 410.216807] ? lock_downgrade+0x900/0x900 [ 410.221110] 3*4096kB (M) [ 410.223984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.228112] = 25140kB [ 410.230901] ? refcount_sub_and_test_checked+0x203/0x310 [ 410.236427] Node 0 [ 410.238848] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 410.244280] Normal: [ 410.246602] ? addrconf_rs_timer+0x6f0/0x6f0 [ 410.252040] 894*4kB [ 410.254381] ndisc_alloc_skb+0x144/0x340 [ 410.258764] (UME) [ 410.261106] ndisc_send_rs+0x331/0x6e0 [ 410.265152] 400*8kB [ 410.267316] addrconf_rs_timer+0x3c0/0x6f0 [ 410.271185] (ME) [ 410.273582] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.277805] 203*16kB [ 410.279906] call_timer_fn+0x272/0x920 [ 410.284127] (ME) [ 410.286547] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.290419] 78*32kB [ 410.292491] ? process_timeout+0x40/0x40 [ 410.296710] (ME) [ 410.299051] ? find_held_lock+0x36/0x1c0 [ 410.303099] 15*64kB [ 410.305526] ? __run_timers+0x7da/0xc70 [ 410.309576] (M) [ 410.311931] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.315927] 3*128kB [ 410.317939] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.322423] (UM) [ 410.324759] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.329235] 0*256kB 0*512kB [ 410.331320] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 410.335539] 0*1024kB 0*2048kB [ 410.338587] ? trace_hardirqs_on+0xbd/0x310 [ 410.343155] 0*4096kB [ 410.346361] ? kasan_check_read+0x11/0x20 [ 410.350670] = 13864kB [ 410.353091] ? __run_timers+0x7da/0xc70 [ 410.357233] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 410.359646] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 410.363609] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 410.372456] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.377917] 412 total pagecache pages [ 410.386510] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.390739] 0 pages in swap cache [ 410.394549] __run_timers+0x7e5/0xc70 [ 410.398764] Swap cache stats: add 0, delete 0, find 0/0 [ 410.398773] Free swap = 0kB [ 410.402248] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 410.406025] Total swap = 0kB [ 410.411403] ? compat_start_thread+0x80/0x80 [ 410.414406] 1965979 pages RAM [ 410.419843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.422840] 0 pages HighMem/MovableOnly [ 410.422848] 342745 pages reserved [ 410.427292] ? _raw_spin_unlock_irq+0x60/0x80 [ 410.430395] 0 pages cma reserved [ 410.435955] ? finish_task_switch+0x1f5/0x900 [ 410.439984] aoe: skb alloc failure [ 410.443470] ? finish_task_switch+0x1b5/0x900 [ 410.443487] ? __switch_to_asm+0x34/0x70 [ 410.448062] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 410.451371] ? preempt_notifier_register+0x200/0x200 [ 410.455854] syz-executor5 cpuset= [ 410.459428] ? __switch_to_asm+0x34/0x70 [ 410.463927] / [ 410.468002] ? __switch_to_asm+0x40/0x70 [ 410.478477] mems_allowed=0 [ 410.483586] ? __switch_to_asm+0x34/0x70 [ 410.503904] ? __switch_to_asm+0x40/0x70 [ 410.507983] ? __switch_to_asm+0x34/0x70 [ 410.512070] ? __switch_to_asm+0x40/0x70 [ 410.516149] ? __switch_to_asm+0x40/0x70 [ 410.520234] ? pvclock_read_flags+0x160/0x160 [ 410.524836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.530413] ? check_preemption_disabled+0x48/0x200 [ 410.535518] ? rcu_pm_notify+0xc0/0xc0 [ 410.539486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.545185] ? check_preemption_disabled+0x48/0x200 [ 410.550234] run_timer_softirq+0x52/0xb0 [ 410.554313] ? rcu_read_lock_sched_held+0x108/0x120 [ 410.559346] __do_softirq+0x30b/0xad8 [ 410.563179] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 410.568300] ? trace_hardirqs_off+0x310/0x310 [ 410.572944] ? trace_hardirqs_on+0x310/0x310 [ 410.577376] ? schedule+0x108/0x460 [ 410.581028] ? __schedule+0x1ed0/0x1ed0 [ 410.585024] ? trace_hardirqs_off+0xb8/0x310 [ 410.589448] ? ___might_sleep+0x1ed/0x300 [ 410.593607] ? smpboot_thread_fn+0x68b/0xa00 [ 410.598034] ? trace_hardirqs_on+0x310/0x310 [ 410.602552] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.608108] ? check_preemption_disabled+0x48/0x200 [ 410.613143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.618702] ? takeover_tasklets+0xa90/0xa90 [ 410.623134] run_ksoftirqd+0x94/0x100 [ 410.626955] smpboot_thread_fn+0x68b/0xa00 [ 410.631343] ? sort_range+0x30/0x30 [ 410.634990] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 410.640110] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.645664] ? __kthread_parkme+0xfb/0x1a0 [ 410.649956] kthread+0x35a/0x420 [ 410.653341] ? sort_range+0x30/0x30 [ 410.656981] ? kthread_bind+0x40/0x40 [ 410.660831] ret_from_fork+0x3a/0x50 [ 410.664661] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 410.664735] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 410.671968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.671978] Call Trace: [ 410.678594] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 410.687838] [ 410.690450] ksoftirqd/1 cpuset= [ 410.700779] dump_stack+0x1c4/0x2b4 [ 410.703015] / [ 410.706315] ? dump_stack_print_info.cold.2+0x52/0x52 [ 410.710009] mems_allowed=0 [ 410.720058] warn_alloc.cold.119+0xb7/0x1bd [ 410.724406] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 410.729283] ? lock_downgrade+0x900/0x900 [ 410.733455] ? trace_hardirqs_off+0xb8/0x310 [ 410.737914] ? trace_hardirqs_off+0xb8/0x310 [ 410.742351] __alloc_pages_slowpath+0x2667/0x2d80 [ 410.747240] ? warn_alloc+0x120/0x120 [ 410.751062] ? warn_alloc+0x120/0x120 [ 410.754908] ? print_usage_bug+0xc0/0xc0 [ 410.758989] ? warn_alloc+0x120/0x120 [ 410.762809] ? print_usage_bug+0xc0/0xc0 [ 410.766909] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 410.771945] ? ktime_get+0x2e1/0x440 [ 410.775678] ? check_preemption_disabled+0x48/0x200 [ 410.780721] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.786386] ? should_fail+0x22d/0xd01 [ 410.790291] ? kasan_check_read+0x11/0x20 [ 410.794459] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 410.799753] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.804904] ? __lock_acquire+0x7ec/0x4ec0 [ 410.809166] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.814283] ? should_fail+0x22d/0xd01 [ 410.818198] ? mark_held_locks+0x130/0x130 [ 410.822452] ? mark_held_locks+0x130/0x130 [ 410.826703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.832265] ? graph_lock+0x170/0x170 [ 410.836082] ? mark_held_locks+0xc7/0x130 [ 410.840247] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 410.845282] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.850835] ? check_preemption_disabled+0x48/0x200 [ 410.855912] ? check_preemption_disabled+0x48/0x200 [ 410.860961] ? __lock_is_held+0xb5/0x140 [ 410.865130] __alloc_pages_nodemask+0xa80/0xde0 [ 410.869818] ? graph_lock+0x170/0x170 [ 410.873640] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 410.878670] ? graph_lock+0x170/0x170 [ 410.882497] ? find_held_lock+0x36/0x1c0 [ 410.886588] ? ____cache_alloc_node+0x1c7/0x1e0 [ 410.891276] ? lock_downgrade+0x900/0x900 [ 410.895454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.901015] cache_grow_begin+0x91/0x8c0 [ 410.905095] ? do_raw_spin_unlock+0xa7/0x2f0 [ 410.909535] fallback_alloc+0x203/0x2e0 [ 410.913535] ____cache_alloc_node+0x1c7/0x1e0 [ 410.918055] kmem_cache_alloc_node+0xe3/0x730 [ 410.923077] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 410.928204] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 410.932811] __alloc_skb+0x119/0x770 [ 410.936544] ? calc_wheel_index+0x220/0x220 [ 410.940916] ? skb_scrub_packet+0x490/0x490 [ 410.945268] ? vprintk_default+0x28/0x30 [ 410.949343] ? vprintk_func+0x85/0x181 [ 410.953253] ? printk+0xa7/0xcf [ 410.956556] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 410.961344] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 410.965962] new_skb+0x26/0x1c0 [ 410.969266] aoecmd_cfg+0x279/0x7f0 [ 410.972942] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 410.977293] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.982853] ? check_preemption_disabled+0x48/0x200 [ 410.987941] ? check_preemption_disabled+0x48/0x200 [ 410.992998] ? __lock_is_held+0xb5/0x140 [ 410.997244] discover_timer+0x50/0x60 [ 411.001077] call_timer_fn+0x272/0x920 [ 411.004992] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 411.009889] ? process_timeout+0x40/0x40 [ 411.014065] ? find_held_lock+0x36/0x1c0 [ 411.018227] ? __run_timers+0x7da/0xc70 [ 411.022231] ? _raw_spin_unlock_irq+0x27/0x80 [ 411.026751] ? _raw_spin_unlock_irq+0x27/0x80 [ 411.031359] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 411.036232] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 411.040847] ? trace_hardirqs_on+0xbd/0x310 [ 411.045225] ? kasan_check_read+0x11/0x20 [ 411.049402] ? __run_timers+0x7da/0xc70 [ 411.053401] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 411.058920] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 411.063790] __run_timers+0x7e5/0xc70 [ 411.067627] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 411.073018] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 411.078056] ? graph_lock+0x170/0x170 [ 411.082021] ? enqueue_hrtimer+0x1a5/0x560 [ 411.086282] ? lock_release+0x970/0x970 [ 411.090275] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 411.095489] ? find_held_lock+0x36/0x1c0 [ 411.099584] ? pvclock_read_flags+0x160/0x160 [ 411.104104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.109661] ? check_preemption_disabled+0x48/0x200 [ 411.114704] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 411.119997] ? rcu_pm_notify+0xc0/0xc0 [ 411.123925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.129478] ? check_preemption_disabled+0x48/0x200 [ 411.134528] run_timer_softirq+0x52/0xb0 [ 411.138612] ? rcu_read_lock_sched_held+0x108/0x120 [ 411.143646] __do_softirq+0x30b/0xad8 [ 411.147479] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 411.152604] ? pvclock_read_flags+0x160/0x160 [ 411.157114] ? lapic_next_event+0x5a/0x90 [ 411.161280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.166835] ? check_preemption_disabled+0x48/0x200 [ 411.171915] ? check_preemption_disabled+0x48/0x200 [ 411.176959] ? kvm_clock_read+0x18/0x30 [ 411.181013] ? kvm_sched_clock_read+0x9/0x20 [ 411.185504] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.191057] ? check_preemption_disabled+0x48/0x200 [ 411.196101] irq_exit+0x17f/0x1c0 [ 411.199575] smp_apic_timer_interrupt+0x1cb/0x760 [ 411.204437] ? smp_reschedule_interrupt+0x109/0x650 [ 411.209471] ? smp_call_function_single_interrupt+0x650/0x650 [ 411.215373] ? interrupt_entry+0xb5/0xf0 [ 411.219457] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.224490] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.229529] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.234400] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.239436] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.244481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.250043] ? check_preemption_disabled+0x48/0x200 [ 411.255085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.260654] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.265534] apic_timer_interrupt+0xf/0x20 [ 411.269780] [ 411.272034] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 411.277240] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 411.296290] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 411.304093] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 411.311395] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 411.318694] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 411.325989] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 411.333283] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 411.340678] do_exit+0x11ef/0x2610 [ 411.344252] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 411.349305] ? mm_update_next_owner+0x990/0x990 [ 411.354021] ? print_usage_bug+0xc0/0xc0 [ 411.358104] ? graph_lock+0x170/0x170 [ 411.361940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.367732] ? check_preemption_disabled+0x48/0x200 [ 411.372770] ? check_preemption_disabled+0x48/0x200 [ 411.377815] ? print_usage_bug+0xc0/0xc0 [ 411.381931] ? __lock_acquire+0x7ec/0x4ec0 [ 411.386194] ? __lock_acquire+0x7ec/0x4ec0 [ 411.390471] ? mark_held_locks+0x130/0x130 [ 411.394731] ? mark_held_locks+0x130/0x130 [ 411.398982] ? finish_task_switch+0x1b5/0x900 [ 411.403508] ? __switch_to_asm+0x34/0x70 [ 411.407599] ? __switch_to_asm+0x34/0x70 [ 411.411684] ? __switch_to_asm+0x34/0x70 [ 411.415769] ? __switch_to_asm+0x40/0x70 [ 411.419859] ? __switch_to_asm+0x34/0x70 [ 411.423973] ? __switch_to_asm+0x40/0x70 [ 411.428058] ? __switch_to_asm+0x34/0x70 [ 411.432148] ? __switch_to_asm+0x34/0x70 [ 411.436224] ? __switch_to_asm+0x34/0x70 [ 411.440301] ? __switch_to_asm+0x34/0x70 [ 411.444378] ? __switch_to_asm+0x40/0x70 [ 411.448457] ? __switch_to_asm+0x34/0x70 [ 411.452544] ? __switch_to_asm+0x40/0x70 [ 411.456632] ? graph_lock+0x170/0x170 [ 411.460456] ? graph_lock+0x170/0x170 [ 411.464280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.469856] ? wait_consider_task+0x245/0x3bb0 [ 411.474494] ? memset+0x31/0x40 [ 411.477795] ? find_held_lock+0x36/0x1c0 [ 411.481916] ? get_signal+0x95b/0x1980 [ 411.485831] ? _raw_spin_unlock_irq+0x27/0x80 [ 411.490364] ? _raw_spin_unlock_irq+0x27/0x80 [ 411.494911] do_group_exit+0x177/0x440 [ 411.498824] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 411.504291] ? __ia32_sys_exit+0x50/0x50 [ 411.508386] get_signal+0x8b0/0x1980 [ 411.512126] ? ptrace_notify+0x130/0x130 [ 411.516206] ? do_wait+0x57d/0xb90 [ 411.519765] ? wait_consider_task+0x3bb0/0x3bb0 [ 411.524443] ? graph_lock+0x170/0x170 [ 411.528257] ? graph_lock+0x170/0x170 [ 411.532075] ? graph_lock+0x170/0x170 [ 411.535933] do_signal+0x9c/0x21e0 [ 411.539498] ? find_held_lock+0x36/0x1c0 [ 411.543622] ? setup_sigcontext+0x7d0/0x7d0 [ 411.547967] ? kernel_wait4+0x2e0/0x3f0 [ 411.551965] ? __ia32_sys_waitid+0x140/0x140 [ 411.556396] ? task_stopped_code+0x190/0x190 [ 411.560827] ? exit_to_usermode_loop+0x8c/0x380 [ 411.565532] ? __do_page_fault+0x4a6/0xed0 [ 411.569786] ? do_syscall_64+0x9a/0x820 [ 411.573775] ? do_syscall_64+0x9a/0x820 [ 411.577769] exit_to_usermode_loop+0x2e5/0x380 [ 411.582374] ? syscall_slow_exit_work+0x520/0x520 [ 411.587255] do_syscall_64+0x6be/0x820 [ 411.591163] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 411.596551] ? syscall_return_slowpath+0x5e0/0x5e0 [ 411.601509] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.606374] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.611415] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 411.616466] ? prepare_exit_to_usermode+0x291/0x3b0 [ 411.621520] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.626395] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.631604] RIP: 0033:0x4110ba [ 411.634812] Code: Bad RIP value. [ 411.638192] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 411.645930] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 411.653215] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 411.660498] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 411.667781] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 411.675147] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 411.682471] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 411.682480] warn_alloc_show_mem: 1 callbacks suppressed [ 411.682488] Mem-Info: [ 411.689424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.689434] Call Trace: [ 411.694827] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 411.694827] active_file:15 inactive_file:18 isolated_file:0 [ 411.694827] unevictable:0 dirty:0 writeback:0 unstable:0 [ 411.694827] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 411.694827] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 411.694827] free:13728 free_pcp:120 free_cma:0 [ 411.697223] dump_stack+0x1c4/0x2b4 [ 411.706623] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 411.709218] ? dump_stack_print_info.cold.2+0x52/0x52 [ 411.742104] Node 0 [ 411.745915] warn_alloc.cold.119+0xb7/0x1bd [ 411.773609] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 411.778795] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 411.781009] lowmem_reserve[]: 0 [ 411.785355] ? lock_downgrade+0x900/0x900 [ 411.810934] 2817 6321 [ 411.815810] ? trace_hardirqs_off+0xb8/0x310 [ 411.819062] 6321 [ 411.823264] ? trace_hardirqs_off+0xb8/0x310 [ 411.825743] Node 0 [ 411.830163] __alloc_pages_slowpath+0x2667/0x2d80 [ 411.832233] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 411.836643] ? warn_alloc+0x120/0x120 [ 411.838842] lowmem_reserve[]: [ 411.843715] ? warn_alloc+0x120/0x120 [ 411.870426] 0 0 [ 411.874261] ? print_usage_bug+0xc0/0xc0 [ 411.877348] 3503 [ 411.881156] ? warn_alloc+0x120/0x120 [ 411.883120] 3503 [ 411.887266] ? print_usage_bug+0xc0/0xc0 [ 411.889320] Node 0 [ 411.893135] ? __lock_acquire+0x7ec/0x4ec0 [ 411.895216] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 411.899264] ? __lock_acquire+0x7ec/0x4ec0 [ 411.901487] lowmem_reserve[]: [ 411.905805] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.934335] 0 0 [ 411.938603] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.941693] 0 [ 411.947243] ? should_fail+0x22d/0xd01 [ 411.949204] 0 [ 411.954757] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.960440] ? __lock_acquire+0x7ec/0x4ec0 [ 411.962230] Node 0 [ 411.967346] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.971565] DMA: [ 411.973818] ? __lock_acquire+0x7ec/0x4ec0 [ 411.978929] 1*4kB [ 411.981010] ? should_fail+0x22d/0xd01 [ 411.985330] (U) 0*8kB [ 411.987513] ? mark_held_locks+0x130/0x130 [ 411.991376] 0*16kB 1*32kB [ 411.993923] ? mark_held_locks+0x130/0x130 [ 411.998147] (U) [ 412.001125] ? mark_held_locks+0xc7/0x130 [ 412.005409] 2*64kB (U) [ 412.007414] ? print_usage_bug+0xc0/0xc0 [ 412.011544] 1*128kB [ 412.014137] ? graph_lock+0x170/0x170 [ 412.018188] (U) [ 412.020525] ? print_usage_bug+0xc0/0xc0 [ 412.024315] 1*256kB [ 412.026304] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.030346] (U) 0*512kB [ 412.032694] ? check_preemption_disabled+0x48/0x200 [ 412.038223] 1*1024kB [ 412.040980] ? check_preemption_disabled+0x48/0x200 [ 412.045987] (U) [ 412.048418] ? __lock_is_held+0xb5/0x140 [ 412.053695] 1*2048kB (M) [ 412.055695] __alloc_pages_nodemask+0xa80/0xde0 [ 412.059740] 3*4096kB [ 412.062508] ? graph_lock+0x170/0x170 [ 412.067166] (M) [ 412.069587] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 412.073385] = 15908kB [ 412.075377] ? graph_lock+0x170/0x170 [ 412.080381] Node 0 [ 412.082807] ? find_held_lock+0x36/0x1c0 [ 412.086601] DMA32: [ 412.088852] ? ____cache_alloc_node+0x1c7/0x1e0 [ 412.092916] 3*4kB [ 412.095166] ? lock_downgrade+0x900/0x900 [ 412.099825] (UM) [ 412.101989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.106114] 3*8kB (UM) [ 412.108198] cache_grow_begin+0x91/0x8c0 [ 412.113718] 3*16kB [ 412.116310] ? do_raw_spin_unlock+0xa7/0x2f0 [ 412.120350] (UM) 1*32kB [ 412.122614] fallback_alloc+0x203/0x2e0 [ 412.127130] (M) 1*64kB [ 412.129829] ____cache_alloc_node+0x1c7/0x1e0 [ 412.133784] (M) [ 412.136381] kmem_cache_alloc_node+0xe3/0x730 [ 412.140891] 5*128kB [ 412.142905] ? ipv6_get_ifaddr+0x42e/0x620 [ 412.147391] (UM) [ 412.149732] __alloc_skb+0x119/0x770 [ 412.153955] 3*256kB [ 412.156029] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 412.159727] (M) [ 412.162061] ? skb_scrub_packet+0x490/0x490 [ 412.167326] 4*512kB [ 412.169310] ? lock_downgrade+0x900/0x900 [ 412.173616] (M) [ 412.175955] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.180083] 3*1024kB (UM) [ 412.182088] ? refcount_sub_and_test_checked+0x203/0x310 [ 412.187609] 3*2048kB (UM) [ 412.190473] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 412.195998] 3*4096kB [ 412.198947] ? addrconf_rs_timer+0x6f0/0x6f0 [ 412.204379] (M) [ 412.206809] ndisc_alloc_skb+0x144/0x340 [ 412.211196] = 25140kB [ 412.213181] ndisc_send_rs+0x331/0x6e0 [ 412.217232] Node 0 [ 412.219657] addrconf_rs_timer+0x3c0/0x6f0 [ 412.223529] Normal: [ 412.225779] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.229999] 894*4kB [ 412.232496] call_timer_fn+0x272/0x920 [ 412.236708] (UME) [ 412.239045] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.242927] 400*8kB [ 412.245088] ? process_timeout+0x40/0x40 [ 412.249301] (ME) 203*16kB [ 412.251650] ? find_held_lock+0x36/0x1c0 [ 412.255690] (ME) 78*32kB [ 412.258570] ? __run_timers+0x7da/0xc70 [ 412.262606] (ME) [ 412.265374] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.269523] 15*64kB (M) [ 412.271609] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.276085] 3*128kB (UM) [ 412.278783] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.283260] 0*256kB [ 412.286023] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 412.290246] 0*512kB [ 412.292576] ? trace_hardirqs_on+0xbd/0x310 [ 412.297148] 0*1024kB [ 412.299482] ? kasan_check_read+0x11/0x20 [ 412.303785] 0*2048kB 0*4096kB [ 412.306220] ? __run_timers+0x7da/0xc70 [ 412.310354] = 13864kB [ 412.313555] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 412.317525] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 412.320022] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.325464] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 412.334303] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.338523] 412 total pagecache pages [ 412.347108] __run_timers+0x7e5/0xc70 [ 412.351336] 0 pages in swap cache [ 412.355149] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 412.358930] Swap cache stats: add 0, delete 0, find 0/0 [ 412.362392] ? compat_start_thread+0x80/0x80 [ 412.367747] Free swap = 0kB [ 412.373175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.377579] Total swap = 0kB [ 412.377587] 1965979 pages RAM [ 412.380625] ? _raw_spin_unlock_irq+0x60/0x80 [ 412.386149] 0 pages HighMem/MovableOnly [ 412.389177] ? finish_task_switch+0x1f5/0x900 [ 412.392269] 342745 pages reserved [ 412.396770] ? finish_task_switch+0x1b5/0x900 [ 412.400793] 0 pages cma reserved [ 412.405293] ? __switch_to_asm+0x34/0x70 [ 412.408787] aoe: skb alloc failure [ 412.413232] ? preempt_notifier_register+0x200/0x200 [ 412.416693] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 412.420738] ? __switch_to_asm+0x34/0x70 [ 412.424270] syz-executor5 cpuset= [ 412.429379] ? __switch_to_asm+0x40/0x70 [ 412.429395] ? __switch_to_asm+0x34/0x70 [ 412.439905] / [ 412.443993] ? __switch_to_asm+0x40/0x70 [ 412.447435] mems_allowed=0 [ 412.451495] ? __switch_to_asm+0x34/0x70 [ 412.451511] ? __switch_to_asm+0x40/0x70 [ 412.472411] ? __switch_to_asm+0x40/0x70 [ 412.476497] ? pvclock_read_flags+0x160/0x160 [ 412.481069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.486763] ? check_preemption_disabled+0x48/0x200 [ 412.491807] ? rcu_pm_notify+0xc0/0xc0 [ 412.495712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.501260] ? check_preemption_disabled+0x48/0x200 [ 412.506299] run_timer_softirq+0x52/0xb0 [ 412.510438] ? rcu_read_lock_sched_held+0x108/0x120 [ 412.515471] __do_softirq+0x30b/0xad8 [ 412.519305] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 412.524429] ? trace_hardirqs_off+0x310/0x310 [ 412.528966] ? trace_hardirqs_on+0x310/0x310 [ 412.533396] ? schedule+0x108/0x460 [ 412.537051] ? __schedule+0x1ed0/0x1ed0 [ 412.541045] ? trace_hardirqs_off+0xb8/0x310 [ 412.545469] ? ___might_sleep+0x1ed/0x300 [ 412.549717] ? smpboot_thread_fn+0x68b/0xa00 [ 412.554142] ? trace_hardirqs_on+0x310/0x310 [ 412.558640] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.564198] ? check_preemption_disabled+0x48/0x200 [ 412.569228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.574789] ? takeover_tasklets+0xa90/0xa90 [ 412.579223] run_ksoftirqd+0x94/0x100 [ 412.583049] smpboot_thread_fn+0x68b/0xa00 [ 412.587307] ? sort_range+0x30/0x30 [ 412.590974] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 412.596114] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.601743] ? __kthread_parkme+0xfb/0x1a0 [ 412.606003] kthread+0x35a/0x420 [ 412.609384] ? sort_range+0x30/0x30 [ 412.613030] ? kthread_bind+0x40/0x40 [ 412.616850] ret_from_fork+0x3a/0x50 [ 412.620619] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 412.620694] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 412.627932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.627938] Call Trace: [ 412.627945] [ 412.627962] dump_stack+0x1c4/0x2b4 [ 412.627979] ? dump_stack_print_info.cold.2+0x52/0x52 [ 412.634560] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 412.643844] warn_alloc.cold.119+0xb7/0x1bd [ 412.646412] ksoftirqd/1 cpuset= [ 412.648573] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 412.652186] / [ 412.657396] ? lock_downgrade+0x900/0x900 [ 412.667708] mems_allowed=0 [ 412.672049] ? trace_hardirqs_off+0xb8/0x310 [ 412.693400] ? trace_hardirqs_off+0xb8/0x310 [ 412.697836] __alloc_pages_slowpath+0x2667/0x2d80 [ 412.702750] ? warn_alloc+0x120/0x120 [ 412.706572] ? warn_alloc+0x120/0x120 [ 412.710392] ? print_usage_bug+0xc0/0xc0 [ 412.714471] ? warn_alloc+0x120/0x120 [ 412.718286] ? print_usage_bug+0xc0/0xc0 [ 412.722363] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 412.727394] ? ktime_get+0x2e1/0x440 [ 412.731821] ? check_preemption_disabled+0x48/0x200 [ 412.736852] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.742436] ? should_fail+0x22d/0xd01 [ 412.746338] ? kasan_check_read+0x11/0x20 [ 412.750505] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 412.755798] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.760936] ? __lock_acquire+0x7ec/0x4ec0 [ 412.765192] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.770310] ? should_fail+0x22d/0xd01 [ 412.774228] ? mark_held_locks+0x130/0x130 [ 412.778483] ? mark_held_locks+0x130/0x130 [ 412.782734] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.788297] ? graph_lock+0x170/0x170 [ 412.792111] ? mark_held_locks+0xc7/0x130 [ 412.796275] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 412.801316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.806893] ? check_preemption_disabled+0x48/0x200 [ 412.811948] ? check_preemption_disabled+0x48/0x200 [ 412.816997] ? __lock_is_held+0xb5/0x140 [ 412.821085] __alloc_pages_nodemask+0xa80/0xde0 [ 412.825781] ? graph_lock+0x170/0x170 [ 412.829610] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 412.834650] ? graph_lock+0x170/0x170 [ 412.838493] ? find_held_lock+0x36/0x1c0 [ 412.842584] ? ____cache_alloc_node+0x1c7/0x1e0 [ 412.847282] ? lock_downgrade+0x900/0x900 [ 412.851453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.857012] cache_grow_begin+0x91/0x8c0 [ 412.861089] ? do_raw_spin_unlock+0xa7/0x2f0 [ 412.865518] fallback_alloc+0x203/0x2e0 [ 412.869525] ____cache_alloc_node+0x1c7/0x1e0 [ 412.874040] kmem_cache_alloc_node+0xe3/0x730 [ 412.878551] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 412.883674] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 412.888281] __alloc_skb+0x119/0x770 [ 412.892028] ? calc_wheel_index+0x220/0x220 [ 412.896368] ? skb_scrub_packet+0x490/0x490 [ 412.900718] ? vprintk_default+0x28/0x30 [ 412.904796] ? vprintk_func+0x85/0x181 [ 412.908705] ? printk+0xa7/0xcf [ 412.912004] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 412.916787] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 412.921910] new_skb+0x26/0x1c0 [ 412.925215] aoecmd_cfg+0x279/0x7f0 [ 412.928887] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 412.933233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.938895] ? check_preemption_disabled+0x48/0x200 [ 412.943935] ? check_preemption_disabled+0x48/0x200 [ 412.948983] ? __lock_is_held+0xb5/0x140 [ 412.953142] discover_timer+0x50/0x60 [ 412.956971] call_timer_fn+0x272/0x920 [ 412.960913] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 412.965785] ? process_timeout+0x40/0x40 [ 412.969862] ? find_held_lock+0x36/0x1c0 [ 412.973978] ? __run_timers+0x7da/0xc70 [ 412.977972] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.982479] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.986991] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 412.991988] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 412.996677] ? trace_hardirqs_on+0xbd/0x310 [ 413.001111] ? kasan_check_read+0x11/0x20 [ 413.005287] ? __run_timers+0x7da/0xc70 [ 413.009284] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 413.014773] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 413.019698] __run_timers+0x7e5/0xc70 [ 413.023533] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 413.028937] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 413.033975] ? graph_lock+0x170/0x170 [ 413.037797] ? enqueue_hrtimer+0x1a5/0x560 [ 413.042051] ? lock_release+0x970/0x970 [ 413.046051] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 413.051273] ? find_held_lock+0x36/0x1c0 [ 413.055371] ? pvclock_read_flags+0x160/0x160 [ 413.059918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.065481] ? check_preemption_disabled+0x48/0x200 [ 413.070535] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 413.075838] ? rcu_pm_notify+0xc0/0xc0 [ 413.079782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.085361] ? check_preemption_disabled+0x48/0x200 [ 413.090431] run_timer_softirq+0x52/0xb0 [ 413.094529] ? rcu_read_lock_sched_held+0x108/0x120 [ 413.099713] __do_softirq+0x30b/0xad8 [ 413.103542] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 413.108676] ? pvclock_read_flags+0x160/0x160 [ 413.113193] ? lapic_next_event+0x5a/0x90 [ 413.117363] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.122938] ? check_preemption_disabled+0x48/0x200 [ 413.127983] ? check_preemption_disabled+0x48/0x200 [ 413.133025] ? kvm_clock_read+0x18/0x30 [ 413.137026] ? kvm_sched_clock_read+0x9/0x20 [ 413.141458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.147016] ? check_preemption_disabled+0x48/0x200 [ 413.152064] irq_exit+0x17f/0x1c0 [ 413.155546] smp_apic_timer_interrupt+0x1cb/0x760 [ 413.160411] ? smp_reschedule_interrupt+0x109/0x650 [ 413.165455] ? smp_call_function_single_interrupt+0x650/0x650 [ 413.171365] ? interrupt_entry+0xb5/0xf0 [ 413.175449] ? trace_hardirqs_off_caller+0xbb/0x310 [ 413.180481] ? trace_hardirqs_off_caller+0xbb/0x310 [ 413.185515] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.190380] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.195412] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.200445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.206003] ? check_preemption_disabled+0x48/0x200 [ 413.211042] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.216833] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.221738] apic_timer_interrupt+0xf/0x20 [ 413.226043] [ 413.228303] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 413.233520] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 413.252449] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 413.260180] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 413.267461] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 413.274813] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 413.282166] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 413.289451] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 413.296770] do_exit+0x11ef/0x2610 [ 413.300325] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 413.305363] ? mm_update_next_owner+0x990/0x990 [ 413.310048] ? print_usage_bug+0xc0/0xc0 [ 413.314123] ? graph_lock+0x170/0x170 [ 413.317948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.323501] ? check_preemption_disabled+0x48/0x200 [ 413.328528] ? check_preemption_disabled+0x48/0x200 [ 413.333567] ? print_usage_bug+0xc0/0xc0 [ 413.337652] ? __lock_acquire+0x7ec/0x4ec0 [ 413.341941] ? __lock_acquire+0x7ec/0x4ec0 [ 413.346214] ? mark_held_locks+0x130/0x130 [ 413.350475] ? mark_held_locks+0x130/0x130 [ 413.354729] ? finish_task_switch+0x1b5/0x900 [ 413.359239] ? __switch_to_asm+0x34/0x70 [ 413.363316] ? __switch_to_asm+0x34/0x70 [ 413.367389] ? __switch_to_asm+0x34/0x70 [ 413.371467] ? __switch_to_asm+0x40/0x70 [ 413.375540] ? __switch_to_asm+0x34/0x70 [ 413.379621] ? __switch_to_asm+0x40/0x70 [ 413.383696] ? __switch_to_asm+0x34/0x70 [ 413.387774] ? __switch_to_asm+0x34/0x70 [ 413.391849] ? __switch_to_asm+0x34/0x70 [ 413.395954] ? __switch_to_asm+0x34/0x70 [ 413.400024] ? __switch_to_asm+0x40/0x70 [ 413.404094] ? __switch_to_asm+0x34/0x70 [ 413.408166] ? __switch_to_asm+0x40/0x70 [ 413.412285] ? graph_lock+0x170/0x170 [ 413.416104] ? graph_lock+0x170/0x170 [ 413.419932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.425484] ? wait_consider_task+0x245/0x3bb0 [ 413.430082] ? memset+0x31/0x40 [ 413.433384] ? find_held_lock+0x36/0x1c0 [ 413.437515] ? get_signal+0x95b/0x1980 [ 413.441419] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.445936] ? _raw_spin_unlock_irq+0x27/0x80 [ 413.450457] do_group_exit+0x177/0x440 [ 413.454366] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 413.459832] ? __ia32_sys_exit+0x50/0x50 [ 413.463947] get_signal+0x8b0/0x1980 [ 413.467684] ? ptrace_notify+0x130/0x130 [ 413.471756] ? do_wait+0x57d/0xb90 [ 413.475317] ? wait_consider_task+0x3bb0/0x3bb0 [ 413.480002] ? graph_lock+0x170/0x170 [ 413.483814] ? graph_lock+0x170/0x170 [ 413.487630] ? graph_lock+0x170/0x170 [ 413.491464] do_signal+0x9c/0x21e0 [ 413.495017] ? find_held_lock+0x36/0x1c0 [ 413.499370] ? setup_sigcontext+0x7d0/0x7d0 [ 413.503707] ? kernel_wait4+0x2e0/0x3f0 [ 413.507702] ? __ia32_sys_waitid+0x140/0x140 [ 413.512134] ? task_stopped_code+0x190/0x190 [ 413.516576] ? exit_to_usermode_loop+0x8c/0x380 [ 413.521280] ? __do_page_fault+0x4a6/0xed0 [ 413.525529] ? do_syscall_64+0x9a/0x820 [ 413.529519] ? do_syscall_64+0x9a/0x820 [ 413.533517] exit_to_usermode_loop+0x2e5/0x380 [ 413.538178] ? syscall_slow_exit_work+0x520/0x520 [ 413.543052] do_syscall_64+0x6be/0x820 [ 413.546959] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 413.552340] ? syscall_return_slowpath+0x5e0/0x5e0 [ 413.557284] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.562148] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.567179] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 413.572210] ? prepare_exit_to_usermode+0x291/0x3b0 [ 413.577249] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.582121] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 413.587320] RIP: 0033:0x4110ba [ 413.590532] Code: Bad RIP value. [ 413.593939] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 413.601664] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 413.608948] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 413.616228] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 413.623511] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 413.630791] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 413.638098] warn_alloc_show_mem: 1 callbacks suppressed [ 413.638111] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 413.638113] Mem-Info: [ 413.638144] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 413.638144] active_file:15 inactive_file:18 isolated_file:0 [ 413.638144] unevictable:0 dirty:0 writeback:0 unstable:0 [ 413.638144] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 413.638144] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 413.638144] free:13728 free_pcp:120 free_cma:0 [ 413.643503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.650518] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 413.653023] Call Trace: [ 413.685939] Node 0 [ 413.695342] dump_stack+0x1c4/0x2b4 [ 413.723041] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 413.725713] ? dump_stack_print_info.cold.2+0x52/0x52 [ 413.727988] lowmem_reserve[]: 0 [ 413.731644] warn_alloc.cold.119+0xb7/0x1bd [ 413.757124] 2817 6321 [ 413.762348] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 413.765608] 6321 [ 413.769956] ? lock_downgrade+0x900/0x900 [ 413.772438] Node 0 [ 413.777297] ? trace_hardirqs_off+0xb8/0x310 [ 413.779367] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 413.783502] ? trace_hardirqs_off+0xb8/0x310 [ 413.785718] lowmem_reserve[]: 0 [ 413.790240] __alloc_pages_slowpath+0x2667/0x2d80 [ 413.816941] 0 3503 [ 413.821410] ? warn_alloc+0x120/0x120 [ 413.824633] 3503 [ 413.829591] ? warn_alloc+0x120/0x120 [ 413.831810] Node 0 [ 413.835735] ? print_usage_bug+0xc0/0xc0 [ 413.837860] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 413.841649] ? warn_alloc+0x120/0x120 [ 413.843893] lowmem_reserve[]: [ 413.847969] ? print_usage_bug+0xc0/0xc0 [ 413.876325] 0 0 [ 413.880162] ? __lock_acquire+0x7ec/0x4ec0 [ 413.883239] 0 0 [ 413.887316] ? __lock_acquire+0x7ec/0x4ec0 [ 413.889276] Node 0 [ 413.893519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.895480] DMA: [ 413.899723] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.901948] 1*4kB [ 413.907494] ? should_fail+0x22d/0xd01 [ 413.909540] (U) [ 413.915102] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.917239] 0*8kB [ 413.921134] ? __lock_acquire+0x7ec/0x4ec0 [ 413.923091] 0*16kB 1*32kB [ 413.928215] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.930348] (U) [ 413.934592] ? __lock_acquire+0x7ec/0x4ec0 [ 413.937421] 2*64kB (U) [ 413.942546] ? should_fail+0x22d/0xd01 [ 413.944510] 1*128kB [ 413.948759] ? mark_held_locks+0x130/0x130 [ 413.951318] (U) [ 413.955213] ? mark_held_locks+0x130/0x130 [ 413.957525] 1*256kB [ 413.961764] ? mark_held_locks+0xc7/0x130 [ 413.963729] (U) [ 413.967974] ? print_usage_bug+0xc0/0xc0 [ 413.970286] 0*512kB [ 413.974439] ? graph_lock+0x170/0x170 [ 413.976406] 1*1024kB [ 413.980474] ? print_usage_bug+0xc0/0xc0 [ 413.982783] (U) [ 413.986590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.988988] 1*2048kB [ 413.993052] ? check_preemption_disabled+0x48/0x200 [ 413.995016] (M) [ 414.000557] ? check_preemption_disabled+0x48/0x200 [ 414.002951] 3*4096kB (M) [ 414.007991] ? __lock_is_held+0xb5/0x140 [ 414.009951] = 15908kB [ 414.014983] __alloc_pages_nodemask+0xa80/0xde0 [ 414.017725] Node 0 [ 414.021793] ? graph_lock+0x170/0x170 [ 414.024185] DMA32: 3*4kB [ 414.028894] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 414.031122] (UM) [ 414.034932] ? graph_lock+0x170/0x170 [ 414.037682] 3*8kB [ 414.042713] ? find_held_lock+0x36/0x1c0 [ 414.044761] (UM) [ 414.048576] ? ____cache_alloc_node+0x1c7/0x1e0 [ 414.050711] 3*16kB [ 414.055327] ? lock_downgrade+0x900/0x900 [ 414.057377] (UM) [ 414.062066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.064289] 1*32kB [ 414.068449] cache_grow_begin+0x91/0x8c0 [ 414.070496] (M) [ 414.076048] ? do_raw_spin_unlock+0xa7/0x2f0 [ 414.078269] 1*64kB (M) [ 414.082351] fallback_alloc+0x203/0x2e0 [ 414.084311] 5*128kB [ 414.088730] ____cache_alloc_node+0x1c7/0x1e0 [ 414.091301] (UM) [ 414.095283] kmem_cache_alloc_node+0xe3/0x730 [ 414.097594] 3*256kB [ 414.102188] ? ipv6_get_ifaddr+0x42e/0x620 [ 414.104235] (M) [ 414.108740] __alloc_skb+0x119/0x770 [ 414.111046] 4*512kB [ 414.115289] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 414.117249] (M) [ 414.120975] ? skb_scrub_packet+0x490/0x490 [ 414.123288] 3*1024kB [ 414.128574] ? lock_downgrade+0x900/0x900 [ 414.130538] (UM) [ 414.134896] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.137297] 3*2048kB [ 414.141455] ? refcount_sub_and_test_checked+0x203/0x310 [ 414.143503] (UM) [ 414.149049] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 414.151447] 3*4096kB [ 414.156928] ? addrconf_rs_timer+0x6f0/0x6f0 [ 414.158974] (M) [ 414.164443] ndisc_alloc_skb+0x144/0x340 [ 414.166830] = 25140kB [ 414.171248] ndisc_send_rs+0x331/0x6e0 [ 414.173211] Node 0 [ 414.177281] addrconf_rs_timer+0x3c0/0x6f0 [ 414.179677] Normal: [ 414.183575] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.185796] 894*4kB [ 414.190049] call_timer_fn+0x272/0x920 [ 414.192359] (UME) [ 414.196604] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.198925] 400*8kB [ 414.202819] ? process_timeout+0x40/0x40 [ 414.204954] (ME) [ 414.209196] ? find_held_lock+0x36/0x1c0 [ 414.211499] 203*16kB (ME) [ 414.215585] ? __run_timers+0x7da/0xc70 [ 414.217630] 78*32kB [ 414.221698] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.224528] (ME) [ 414.228512] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.230827] 15*64kB [ 414.235331] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.237377] (M) [ 414.242043] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 414.244352] 3*128kB [ 414.248590] ? trace_hardirqs_on+0xbd/0x310 [ 414.250551] (UM) [ 414.255145] ? kasan_check_read+0x11/0x20 [ 414.257453] 0*256kB [ 414.261781] ? __run_timers+0x7da/0xc70 [ 414.263832] 0*512kB [ 414.267986] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 414.270323] 0*1024kB [ 414.274306] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.276614] 0*2048kB [ 414.282077] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.284473] 0*4096kB [ 414.288716] __run_timers+0x7e5/0xc70 [ 414.291115] = 13864kB [ 414.295368] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 414.297760] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 414.301562] ? compat_start_thread+0x80/0x80 [ 414.303971] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 414.309428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.318261] 412 total pagecache pages [ 414.322688] ? _raw_spin_unlock_irq+0x60/0x80 [ 414.331261] 0 pages in swap cache [ 414.336820] ? finish_task_switch+0x1f5/0x900 [ 414.340613] Swap cache stats: add 0, delete 0, find 0/0 [ 414.345120] ? finish_task_switch+0x1b5/0x900 [ 414.348558] Free swap = 0kB [ 414.353063] ? __switch_to_asm+0x34/0x70 [ 414.358411] Total swap = 0kB [ 414.358420] 1965979 pages RAM [ 414.363011] ? preempt_notifier_register+0x200/0x200 [ 414.366015] 0 pages HighMem/MovableOnly [ 414.370091] ? __switch_to_asm+0x34/0x70 [ 414.373158] 342745 pages reserved [ 414.373167] 0 pages cma reserved [ 414.376290] ? __switch_to_asm+0x40/0x70 [ 414.381437] aoe: skb alloc failure [ 414.385373] ? __switch_to_asm+0x34/0x70 [ 414.385385] ? __switch_to_asm+0x40/0x70 [ 414.385407] ? __switch_to_asm+0x34/0x70 [ 414.389493] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 414.392941] ? __switch_to_asm+0x40/0x70 [ 414.396296] syz-executor5 cpuset= [ 414.400370] ? __switch_to_asm+0x40/0x70 [ 414.403926] / [ 414.408004] ? pvclock_read_flags+0x160/0x160 [ 414.412050] mems_allowed=0 [ 414.416121] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.452894] ? check_preemption_disabled+0x48/0x200 [ 414.457957] ? rcu_pm_notify+0xc0/0xc0 [ 414.461862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.467439] ? check_preemption_disabled+0x48/0x200 [ 414.472477] run_timer_softirq+0x52/0xb0 [ 414.476551] ? rcu_read_lock_sched_held+0x108/0x120 [ 414.481589] __do_softirq+0x30b/0xad8 [ 414.485426] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 414.490543] ? trace_hardirqs_off+0x310/0x310 [ 414.495056] ? trace_hardirqs_on+0x310/0x310 [ 414.499488] ? schedule+0x108/0x460 [ 414.503133] ? __schedule+0x1ed0/0x1ed0 [ 414.507134] ? trace_hardirqs_off+0xb8/0x310 [ 414.511559] ? ___might_sleep+0x1ed/0x300 [ 414.515721] ? smpboot_thread_fn+0x68b/0xa00 [ 414.520150] ? trace_hardirqs_on+0x310/0x310 [ 414.524575] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.530129] ? check_preemption_disabled+0x48/0x200 [ 414.535162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.540723] ? takeover_tasklets+0xa90/0xa90 [ 414.545149] run_ksoftirqd+0x94/0x100 [ 414.548970] smpboot_thread_fn+0x68b/0xa00 [ 414.553227] ? sort_range+0x30/0x30 [ 414.556898] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 414.562024] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.567577] ? __kthread_parkme+0xfb/0x1a0 [ 414.571835] kthread+0x35a/0x420 [ 414.575237] ? sort_range+0x30/0x30 [ 414.578898] ? kthread_bind+0x40/0x40 [ 414.582728] ret_from_fork+0x3a/0x50 [ 414.586563] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 414.586637] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 414.593854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 414.593859] Call Trace: [ 414.593889] [ 414.593911] dump_stack+0x1c4/0x2b4 [ 414.593927] ? dump_stack_print_info.cold.2+0x52/0x52 [ 414.593954] warn_alloc.cold.119+0xb7/0x1bd [ 414.600494] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 414.609890] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 414.612463] ksoftirqd/1 cpuset= [ 414.614732] ? lock_downgrade+0x900/0x900 [ 414.618347] / [ 414.623551] ? trace_hardirqs_off+0xb8/0x310 [ 414.627862] mems_allowed=0 [ 414.638213] ? trace_hardirqs_off+0xb8/0x310 [ 414.663974] __alloc_pages_slowpath+0x2667/0x2d80 [ 414.668890] ? warn_alloc+0x120/0x120 [ 414.672719] ? __lock_acquire+0x7ec/0x4ec0 [ 414.676977] ? warn_alloc+0x120/0x120 [ 414.680799] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 414.686616] ? print_usage_bug+0xc0/0xc0 [ 414.690696] ? warn_alloc+0x120/0x120 [ 414.694543] ? print_usage_bug+0xc0/0xc0 [ 414.698622] ? mark_held_locks+0x130/0x130 [ 414.702893] ? mark_held_locks+0x130/0x130 [ 414.707157] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.712714] ? should_fail+0x22d/0xd01 [ 414.716625] ? graph_lock+0x170/0x170 [ 414.720448] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.725803] ? __lock_acquire+0x7ec/0x4ec0 [ 414.730069] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.735329] ? should_fail+0x22d/0xd01 [ 414.739244] ? mark_held_locks+0x130/0x130 [ 414.743493] ? mark_held_locks+0x130/0x130 [ 414.747745] ? lock_downgrade+0x900/0x900 [ 414.751931] ? graph_lock+0x170/0x170 [ 414.755745] ? graph_lock+0x170/0x170 [ 414.759561] ? graph_lock+0x170/0x170 [ 414.763378] ? print_usage_bug+0xc0/0xc0 [ 414.767454] ? do_raw_spin_unlock+0xa7/0x2f0 [ 414.771908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.777465] ? check_preemption_disabled+0x48/0x200 [ 414.782497] ? check_preemption_disabled+0x48/0x200 [ 414.787542] ? __lock_is_held+0xb5/0x140 [ 414.791628] __alloc_pages_nodemask+0xa80/0xde0 [ 414.796316] ? graph_lock+0x170/0x170 [ 414.800141] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 414.805173] ? graph_lock+0x170/0x170 [ 414.809005] ? find_held_lock+0x36/0x1c0 [ 414.813099] ? ____cache_alloc_node+0x1c7/0x1e0 [ 414.817789] ? lock_downgrade+0x900/0x900 [ 414.821966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.827532] cache_grow_begin+0x91/0x8c0 [ 414.831617] ? do_raw_spin_unlock+0xa7/0x2f0 [ 414.836053] fallback_alloc+0x203/0x2e0 [ 414.840053] ____cache_alloc_node+0x1c7/0x1e0 [ 414.844575] kmem_cache_alloc_node+0xe3/0x730 [ 414.849268] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 414.854392] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 414.859005] __alloc_skb+0x119/0x770 [ 414.862743] ? calc_wheel_index+0x220/0x220 [ 414.867086] ? skb_scrub_packet+0x490/0x490 [ 414.871436] ? vprintk_default+0x28/0x30 [ 414.875514] ? vprintk_func+0x85/0x181 [ 414.879421] ? printk+0xa7/0xcf [ 414.882722] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 414.887505] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 414.892109] new_skb+0x26/0x1c0 [ 414.895407] aoecmd_cfg+0x279/0x7f0 [ 414.899133] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 414.903479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.909034] ? check_preemption_disabled+0x48/0x200 [ 414.914073] ? check_preemption_disabled+0x48/0x200 [ 414.919295] ? __lock_is_held+0xb5/0x140 [ 414.923925] discover_timer+0x50/0x60 [ 414.927751] call_timer_fn+0x272/0x920 [ 414.931656] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 414.936520] ? process_timeout+0x40/0x40 [ 414.940596] ? find_held_lock+0x36/0x1c0 [ 414.944686] ? __run_timers+0x7da/0xc70 [ 414.948786] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.953298] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.957807] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 414.962672] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 414.967273] ? trace_hardirqs_on+0xbd/0x310 [ 414.971614] ? kasan_check_read+0x11/0x20 [ 414.975781] ? __run_timers+0x7da/0xc70 [ 414.979786] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 414.985269] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 414.990134] __run_timers+0x7e5/0xc70 [ 414.993967] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 414.999443] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 415.004486] ? graph_lock+0x170/0x170 [ 415.008313] ? enqueue_hrtimer+0x1a5/0x560 [ 415.012569] ? lock_release+0x970/0x970 [ 415.016568] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 415.021943] ? find_held_lock+0x36/0x1c0 [ 415.026039] ? pvclock_read_flags+0x160/0x160 [ 415.030562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.036179] ? check_preemption_disabled+0x48/0x200 [ 415.041238] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 415.046548] ? rcu_pm_notify+0xc0/0xc0 [ 415.050464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.056029] ? check_preemption_disabled+0x48/0x200 [ 415.061084] run_timer_softirq+0x52/0xb0 [ 415.065172] ? rcu_read_lock_sched_held+0x108/0x120 [ 415.070218] __do_softirq+0x30b/0xad8 [ 415.074066] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 415.079202] ? pvclock_read_flags+0x160/0x160 [ 415.083725] ? lapic_next_event+0x5a/0x90 [ 415.087929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.093499] ? check_preemption_disabled+0x48/0x200 [ 415.098539] ? check_preemption_disabled+0x48/0x200 [ 415.103589] ? kvm_clock_read+0x18/0x30 [ 415.107589] ? kvm_sched_clock_read+0x9/0x20 [ 415.112028] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.117589] ? check_preemption_disabled+0x48/0x200 [ 415.122643] irq_exit+0x17f/0x1c0 [ 415.126125] smp_apic_timer_interrupt+0x1cb/0x760 [ 415.130994] ? smp_reschedule_interrupt+0x109/0x650 [ 415.136045] ? smp_call_function_single_interrupt+0x650/0x650 [ 415.141962] ? interrupt_entry+0xb5/0xf0 [ 415.146044] ? trace_hardirqs_off_caller+0xbb/0x310 [ 415.151079] ? trace_hardirqs_off_caller+0xbb/0x310 [ 415.156202] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.161061] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.166093] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.171125] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.176680] ? check_preemption_disabled+0x48/0x200 [ 415.181711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.187278] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.192219] apic_timer_interrupt+0xf/0x20 [ 415.196465] [ 415.198725] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 415.204046] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 415.222971] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 415.230710] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 415.238004] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 415.245296] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 415.252584] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 415.259896] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 415.267230] do_exit+0x11ef/0x2610 [ 415.270831] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 415.275944] ? mm_update_next_owner+0x990/0x990 [ 415.280641] ? print_usage_bug+0xc0/0xc0 [ 415.284723] ? graph_lock+0x170/0x170 [ 415.288550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.294109] ? check_preemption_disabled+0x48/0x200 [ 415.299146] ? check_preemption_disabled+0x48/0x200 [ 415.304261] ? print_usage_bug+0xc0/0xc0 [ 415.308352] ? __lock_acquire+0x7ec/0x4ec0 [ 415.312638] ? __lock_acquire+0x7ec/0x4ec0 [ 415.316936] ? mark_held_locks+0x130/0x130 [ 415.321202] ? mark_held_locks+0x130/0x130 [ 415.325457] ? finish_task_switch+0x1b5/0x900 [ 415.329977] ? __switch_to_asm+0x34/0x70 [ 415.334061] ? __switch_to_asm+0x34/0x70 [ 415.338143] ? __switch_to_asm+0x34/0x70 [ 415.342219] ? __switch_to_asm+0x40/0x70 [ 415.346298] ? __switch_to_asm+0x34/0x70 [ 415.350492] ? __switch_to_asm+0x40/0x70 [ 415.354569] ? __switch_to_asm+0x34/0x70 [ 415.358652] ? __switch_to_asm+0x34/0x70 [ 415.362734] ? __switch_to_asm+0x34/0x70 [ 415.366817] ? __switch_to_asm+0x34/0x70 [ 415.370921] ? __switch_to_asm+0x40/0x70 [ 415.375001] ? __switch_to_asm+0x34/0x70 [ 415.379096] ? __switch_to_asm+0x40/0x70 [ 415.383194] ? graph_lock+0x170/0x170 [ 415.387024] ? graph_lock+0x170/0x170 [ 415.390850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.396441] ? wait_consider_task+0x245/0x3bb0 [ 415.401055] ? memset+0x31/0x40 [ 415.404368] ? find_held_lock+0x36/0x1c0 [ 415.408465] ? get_signal+0x95b/0x1980 [ 415.412523] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.417063] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.421652] do_group_exit+0x177/0x440 [ 415.425569] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 415.431142] ? __ia32_sys_exit+0x50/0x50 [ 415.435237] get_signal+0x8b0/0x1980 [ 415.439097] ? ptrace_notify+0x130/0x130 [ 415.443176] ? do_wait+0x57d/0xb90 [ 415.446745] ? wait_consider_task+0x3bb0/0x3bb0 [ 415.451439] ? graph_lock+0x170/0x170 [ 415.455266] ? graph_lock+0x170/0x170 [ 415.459101] ? graph_lock+0x170/0x170 [ 415.462981] do_signal+0x9c/0x21e0 [ 415.466556] ? find_held_lock+0x36/0x1c0 [ 415.470660] ? setup_sigcontext+0x7d0/0x7d0 [ 415.475015] ? kernel_wait4+0x2e0/0x3f0 [ 415.479016] ? __ia32_sys_waitid+0x140/0x140 [ 415.483457] ? task_stopped_code+0x190/0x190 [ 415.487924] ? exit_to_usermode_loop+0x8c/0x380 [ 415.492644] ? __do_page_fault+0x4a6/0xed0 [ 415.496934] ? do_syscall_64+0x9a/0x820 [ 415.500942] ? do_syscall_64+0x9a/0x820 [ 415.504956] exit_to_usermode_loop+0x2e5/0x380 [ 415.509566] ? syscall_slow_exit_work+0x520/0x520 [ 415.514451] do_syscall_64+0x6be/0x820 [ 415.518361] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 415.523748] ? syscall_return_slowpath+0x5e0/0x5e0 [ 415.528694] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.533555] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.538592] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 415.543633] ? prepare_exit_to_usermode+0x291/0x3b0 [ 415.548674] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.553543] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 415.558747] RIP: 0033:0x4110ba [ 415.561965] Code: Bad RIP value. [ 415.565338] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 415.573068] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 415.580353] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 415.587637] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 415.594933] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 415.602220] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 415.609678] warn_alloc_show_mem: 1 callbacks suppressed [ 415.609691] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 415.609693] Mem-Info: [ 415.609724] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 415.609724] active_file:15 inactive_file:18 isolated_file:0 [ 415.609724] unevictable:0 dirty:0 writeback:0 unstable:0 [ 415.609724] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 415.609724] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 415.609724] free:13728 free_pcp:120 free_cma:0 [ 415.615076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 415.615087] Call Trace: [ 415.622048] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 415.624476] dump_stack+0x1c4/0x2b4 [ 415.657562] Node 0 [ 415.666953] ? dump_stack_print_info.cold.2+0x52/0x52 [ 415.669559] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 415.697236] warn_alloc.cold.119+0xb7/0x1bd [ 415.700845] lowmem_reserve[]: [ 415.703117] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 415.708364] 0 [ 415.733984] ? lock_downgrade+0x900/0x900 [ 415.738299] 2817 [ 415.741426] ? trace_hardirqs_off+0xb8/0x310 [ 415.746248] 6321 [ 415.748062] ? trace_hardirqs_off+0xb8/0x310 [ 415.752197] 6321 [ 415.754311] __alloc_pages_slowpath+0x2667/0x2d80 [ 415.760800] ? warn_alloc+0x120/0x120 [ 415.765227] Node 0 [ 415.767303] ? warn_alloc+0x120/0x120 [ 415.772161] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 415.775946] ? print_usage_bug+0xc0/0xc0 [ 415.778169] lowmem_reserve[]: [ 415.781979] ? warn_alloc+0x120/0x120 [ 415.808696] 0 [ 415.812778] ? print_usage_bug+0xc0/0xc0 [ 415.815891] 0 [ 415.819703] ? __lock_acquire+0x7ec/0x4ec0 [ 415.821498] 3503 [ 415.825571] ? __lock_acquire+0x7ec/0x4ec0 [ 415.827370] 3503 [ 415.831627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.837936] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.839990] Node 0 [ 415.845537] ? should_fail+0x22d/0xd01 [ 415.851088] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 415.853305] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.857174] lowmem_reserve[]: 0 [ 415.885713] ? __lock_acquire+0x7ec/0x4ec0 [ 415.890807] 0 [ 415.894113] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.898322] 0 0 [ 415.900145] ? __lock_acquire+0x7ec/0x4ec0 [ 415.905235] Node 0 [ 415.907224] ? should_fail+0x22d/0xd01 [ 415.911456] DMA: 1*4kB [ 415.913720] ? mark_held_locks+0x130/0x130 [ 415.917588] (U) [ 415.920183] ? mark_held_locks+0x130/0x130 [ 415.924404] 0*8kB 0*16kB [ 415.926414] ? graph_lock+0x170/0x170 [ 415.930638] 1*32kB [ 415.933430] ? print_usage_bug+0xc0/0xc0 [ 415.937222] (U) [ 415.939467] ? graph_lock+0x170/0x170 [ 415.943518] 2*64kB [ 415.945505] ? print_usage_bug+0xc0/0xc0 [ 415.949294] (U) [ 415.951548] ? wq_watchdog_touch+0x9c/0xfe [ 415.955595] 1*128kB [ 415.957579] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.961801] (U) [ 415.964133] ? check_preemption_disabled+0x48/0x200 [ 415.969659] 1*256kB [ 415.971704] ? check_preemption_disabled+0x48/0x200 [ 415.976709] (U) [ 415.979049] ? __lock_is_held+0xb5/0x140 [ 415.984043] 0*512kB 1*1024kB [ 415.986044] __alloc_pages_nodemask+0xa80/0xde0 [ 415.990086] (U) 1*2048kB [ 415.993220] ? graph_lock+0x170/0x170 [ 415.997952] (M) 3*4096kB [ 416.000746] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 416.004525] (M) = 15908kB [ 416.007306] ? graph_lock+0x170/0x170 [ 416.012370] Node 0 DMA32: [ 416.017319] ? find_held_lock+0x36/0x1c0 [ 416.021107] 3*4kB [ 416.023980] ? ____cache_alloc_node+0x1c7/0x1e0 [ 416.028018] (UM) [ 416.030188] ? lock_downgrade+0x900/0x900 [ 416.034933] 3*8kB (UM) [ 416.037053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.041358] 3*16kB [ 416.043958] cache_grow_begin+0x91/0x8c0 [ 416.049474] (UM) 1*32kB [ 416.051735] ? do_raw_spin_unlock+0xa7/0x2f0 [ 416.056141] (M) [ 416.058942] fallback_alloc+0x203/0x2e0 [ 416.063332] 1*64kB [ 416.065324] ____cache_alloc_node+0x1c7/0x1e0 [ 416.069282] (M) [ 416.071536] kmem_cache_alloc_node+0xe3/0x730 [ 416.076016] 5*128kB (UM) [ 416.078019] ? ipv6_get_ifaddr+0x42e/0x620 [ 416.082499] 3*256kB [ 416.085272] __alloc_skb+0x119/0x770 [ 416.089482] (M) 4*512kB [ 416.091833] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 416.095528] (M) [ 416.098209] ? skb_scrub_packet+0x490/0x490 [ 416.103470] 3*1024kB [ 416.105458] ? lock_downgrade+0x900/0x900 [ 416.109766] (UM) [ 416.112190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.116315] 3*2048kB (UM) [ 416.118395] ? refcount_sub_and_test_checked+0x203/0x310 [ 416.123932] 3*4096kB [ 416.126788] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 416.132226] (M) [ 416.134775] ? addrconf_rs_timer+0x6f0/0x6f0 [ 416.140209] = 25140kB [ 416.142201] ndisc_alloc_skb+0x144/0x340 [ 416.146586] Node 0 [ 416.149008] ndisc_send_rs+0x331/0x6e0 [ 416.153051] Normal: 894*4kB [ 416.155314] addrconf_rs_timer+0x3c0/0x6f0 [ 416.159184] (UME) [ 416.162215] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.166437] 400*8kB [ 416.168603] call_timer_fn+0x272/0x920 [ 416.172815] (ME) 203*16kB [ 416.175170] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.179042] (ME) [ 416.181924] ? process_timeout+0x40/0x40 [ 416.186145] 78*32kB [ 416.188229] ? find_held_lock+0x36/0x1c0 [ 416.192276] (ME) [ 416.194614] ? __run_timers+0x7da/0xc70 [ 416.198657] 15*64kB [ 416.200727] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.204691] (M) [ 416.207206] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.211691] 3*128kB [ 416.213679] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.218157] (UM) [ 416.220492] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 416.224819] 0*256kB 0*512kB [ 416.226928] ? trace_hardirqs_on+0xbd/0x310 [ 416.231497] 0*1024kB [ 416.234526] ? kasan_check_read+0x11/0x20 [ 416.238833] 0*2048kB [ 416.241259] ? __run_timers+0x7da/0xc70 [ 416.245393] 0*4096kB = 13864kB [ 416.247837] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 416.251805] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 416.255005] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.260449] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 416.269295] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.273553] 412 total pagecache pages [ 416.282142] __run_timers+0x7e5/0xc70 [ 416.286371] 0 pages in swap cache [ 416.290180] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 416.293968] Swap cache stats: add 0, delete 0, find 0/0 [ 416.297466] ? compat_start_thread+0x80/0x80 [ 416.302820] Free swap = 0kB [ 416.308195] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.312591] Total swap = 0kB [ 416.315750] ? _raw_spin_unlock_irq+0x60/0x80 [ 416.321281] 1965979 pages RAM [ 416.324314] ? finish_task_switch+0x1f5/0x900 [ 416.328790] 0 pages HighMem/MovableOnly [ 416.328800] 342745 pages reserved [ 416.331940] ? finish_task_switch+0x1b5/0x900 [ 416.336419] 0 pages cma reserved [ 416.336486] aoe: skb alloc failure [ 416.340484] ? __switch_to_asm+0x34/0x70 [ 416.344021] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 416.348444] ? preempt_notifier_register+0x200/0x200 [ 416.351794] syz-executor5 cpuset= [ 416.355343] ? __switch_to_asm+0x34/0x70 [ 416.359391] / [ 416.369929] ? __switch_to_asm+0x40/0x70 [ 416.375034] mems_allowed=0 [ 416.391504] ? __switch_to_asm+0x34/0x70 [ 416.395583] ? __switch_to_asm+0x40/0x70 [ 416.399661] ? __switch_to_asm+0x34/0x70 [ 416.403733] ? __switch_to_asm+0x40/0x70 [ 416.407812] ? __switch_to_asm+0x40/0x70 [ 416.411917] ? pvclock_read_flags+0x160/0x160 [ 416.416435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.421990] ? check_preemption_disabled+0x48/0x200 [ 416.427034] ? rcu_pm_notify+0xc0/0xc0 [ 416.430940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.436491] ? check_preemption_disabled+0x48/0x200 [ 416.441531] run_timer_softirq+0x52/0xb0 [ 416.445610] ? rcu_read_lock_sched_held+0x108/0x120 [ 416.450648] __do_softirq+0x30b/0xad8 [ 416.454477] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 416.459594] ? trace_hardirqs_off+0x310/0x310 [ 416.464108] ? trace_hardirqs_on+0x310/0x310 [ 416.468544] ? schedule+0x108/0x460 [ 416.472192] ? __schedule+0x1ed0/0x1ed0 [ 416.476189] ? trace_hardirqs_off+0xb8/0x310 [ 416.480611] ? ___might_sleep+0x1ed/0x300 [ 416.484771] ? smpboot_thread_fn+0x68b/0xa00 [ 416.489192] ? trace_hardirqs_on+0x310/0x310 [ 416.493618] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.499173] ? check_preemption_disabled+0x48/0x200 [ 416.504202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.509760] ? takeover_tasklets+0xa90/0xa90 [ 416.514189] run_ksoftirqd+0x94/0x100 [ 416.518024] smpboot_thread_fn+0x68b/0xa00 [ 416.522277] ? sort_range+0x30/0x30 [ 416.525933] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 416.531066] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.536618] ? __kthread_parkme+0xfb/0x1a0 [ 416.540894] kthread+0x35a/0x420 [ 416.544280] ? sort_range+0x30/0x30 [ 416.547938] ? kthread_bind+0x40/0x40 [ 416.551755] ret_from_fork+0x3a/0x50 [ 416.555585] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 416.555659] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 416.562895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.562907] Call Trace: [ 416.569667] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 416.579004] [ 416.581595] ksoftirqd/1 cpuset= [ 416.591947] dump_stack+0x1c4/0x2b4 [ 416.594088] / [ 416.597380] ? dump_stack_print_info.cold.2+0x52/0x52 [ 416.600998] mems_allowed=0 [ 416.602738] warn_alloc.cold.119+0xb7/0x1bd [ 416.615208] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 416.620076] ? lock_downgrade+0x900/0x900 [ 416.624247] ? trace_hardirqs_off+0xb8/0x310 [ 416.628763] ? trace_hardirqs_off+0xb8/0x310 [ 416.633196] __alloc_pages_slowpath+0x2667/0x2d80 [ 416.638082] ? warn_alloc+0x120/0x120 [ 416.641930] ? warn_alloc+0x120/0x120 [ 416.645751] ? print_usage_bug+0xc0/0xc0 [ 416.649829] ? warn_alloc+0x120/0x120 [ 416.653664] ? print_usage_bug+0xc0/0xc0 [ 416.657742] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 416.662777] ? ktime_get+0x2e1/0x440 [ 416.666510] ? check_preemption_disabled+0x48/0x200 [ 416.671547] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.677103] ? should_fail+0x22d/0xd01 [ 416.681121] ? kasan_check_read+0x11/0x20 [ 416.685380] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 416.690688] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.695813] ? __lock_acquire+0x7ec/0x4ec0 [ 416.700073] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.705194] ? should_fail+0x22d/0xd01 [ 416.709112] ? mark_held_locks+0x130/0x130 [ 416.713369] ? mark_held_locks+0x130/0x130 [ 416.717620] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.723207] ? graph_lock+0x170/0x170 [ 416.727022] ? mark_held_locks+0xc7/0x130 [ 416.731189] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 416.736260] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.741820] ? check_preemption_disabled+0x48/0x200 [ 416.746856] ? check_preemption_disabled+0x48/0x200 [ 416.751954] ? __lock_is_held+0xb5/0x140 [ 416.756049] __alloc_pages_nodemask+0xa80/0xde0 [ 416.760769] ? graph_lock+0x170/0x170 [ 416.764601] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 416.769633] ? graph_lock+0x170/0x170 [ 416.773460] ? find_held_lock+0x36/0x1c0 [ 416.777547] ? ____cache_alloc_node+0x1c7/0x1e0 [ 416.782234] ? lock_downgrade+0x900/0x900 [ 416.786596] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.792158] cache_grow_begin+0x91/0x8c0 [ 416.796238] ? do_raw_spin_unlock+0xa7/0x2f0 [ 416.800671] fallback_alloc+0x203/0x2e0 [ 416.804678] ____cache_alloc_node+0x1c7/0x1e0 [ 416.809196] kmem_cache_alloc_node+0xe3/0x730 [ 416.813794] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 416.818938] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 416.823643] __alloc_skb+0x119/0x770 [ 416.827374] ? calc_wheel_index+0x220/0x220 [ 416.831716] ? skb_scrub_packet+0x490/0x490 [ 416.836064] ? vprintk_default+0x28/0x30 [ 416.840142] ? vprintk_func+0x85/0x181 [ 416.844048] ? printk+0xa7/0xcf [ 416.847443] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 416.852229] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 416.856833] new_skb+0x26/0x1c0 [ 416.860160] aoecmd_cfg+0x279/0x7f0 [ 416.863813] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 416.868256] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.873815] ? check_preemption_disabled+0x48/0x200 [ 416.878847] ? check_preemption_disabled+0x48/0x200 [ 416.883950] ? __lock_is_held+0xb5/0x140 [ 416.888042] discover_timer+0x50/0x60 [ 416.891893] call_timer_fn+0x272/0x920 [ 416.895804] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 416.900664] ? process_timeout+0x40/0x40 [ 416.904738] ? find_held_lock+0x36/0x1c0 [ 416.908829] ? __run_timers+0x7da/0xc70 [ 416.912825] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.917333] ? _raw_spin_unlock_irq+0x27/0x80 [ 416.922464] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 416.927330] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 416.931939] ? trace_hardirqs_on+0xbd/0x310 [ 416.936277] ? kasan_check_read+0x11/0x20 [ 416.940448] ? __run_timers+0x7da/0xc70 [ 416.944440] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 416.949945] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 416.954817] __run_timers+0x7e5/0xc70 [ 416.958822] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 416.964204] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 416.969244] ? graph_lock+0x170/0x170 [ 416.973066] ? enqueue_hrtimer+0x1a5/0x560 [ 416.977335] ? lock_release+0x970/0x970 [ 416.981343] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 416.986557] ? find_held_lock+0x36/0x1c0 [ 416.990645] ? pvclock_read_flags+0x160/0x160 [ 416.995157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.000929] ? check_preemption_disabled+0x48/0x200 [ 417.005976] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 417.011281] ? rcu_pm_notify+0xc0/0xc0 [ 417.015193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.020751] ? check_preemption_disabled+0x48/0x200 [ 417.025817] run_timer_softirq+0x52/0xb0 [ 417.030002] ? rcu_read_lock_sched_held+0x108/0x120 [ 417.035054] __do_softirq+0x30b/0xad8 [ 417.038928] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 417.044075] ? pvclock_read_flags+0x160/0x160 [ 417.049665] ? lapic_next_event+0x5a/0x90 [ 417.053850] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.059454] ? check_preemption_disabled+0x48/0x200 [ 417.064488] ? check_preemption_disabled+0x48/0x200 [ 417.069530] ? kvm_clock_read+0x18/0x30 [ 417.073519] ? kvm_sched_clock_read+0x9/0x20 [ 417.077943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.083500] ? check_preemption_disabled+0x48/0x200 [ 417.088550] irq_exit+0x17f/0x1c0 [ 417.092029] smp_apic_timer_interrupt+0x1cb/0x760 [ 417.096915] ? smp_reschedule_interrupt+0x109/0x650 [ 417.101957] ? smp_call_function_single_interrupt+0x650/0x650 [ 417.107859] ? interrupt_entry+0xb5/0xf0 [ 417.111974] ? trace_hardirqs_off_caller+0xbb/0x310 [ 417.117006] ? trace_hardirqs_off_caller+0xbb/0x310 [ 417.122042] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.126930] ? trace_hardirqs_on_caller+0x310/0x310 [ 417.131978] ? trace_hardirqs_on_caller+0x310/0x310 [ 417.137099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.142671] ? check_preemption_disabled+0x48/0x200 [ 417.147722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.153305] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.158188] apic_timer_interrupt+0xf/0x20 [ 417.162445] [ 417.164707] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 417.169947] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 417.188898] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 417.196634] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 417.203944] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 417.211230] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 417.218526] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 417.225807] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 417.233126] do_exit+0x11ef/0x2610 [ 417.236688] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 417.241731] ? mm_update_next_owner+0x990/0x990 [ 417.246423] ? print_usage_bug+0xc0/0xc0 [ 417.250564] ? graph_lock+0x170/0x170 [ 417.254388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.259941] ? check_preemption_disabled+0x48/0x200 [ 417.264973] ? check_preemption_disabled+0x48/0x200 [ 417.270009] ? print_usage_bug+0xc0/0xc0 [ 417.274098] ? __lock_acquire+0x7ec/0x4ec0 [ 417.278356] ? __lock_acquire+0x7ec/0x4ec0 [ 417.282648] ? mark_held_locks+0x130/0x130 [ 417.286936] ? mark_held_locks+0x130/0x130 [ 417.291191] ? finish_task_switch+0x1b5/0x900 [ 417.295706] ? __switch_to_asm+0x34/0x70 [ 417.299788] ? __switch_to_asm+0x34/0x70 [ 417.303897] ? __switch_to_asm+0x34/0x70 [ 417.307989] ? __switch_to_asm+0x40/0x70 [ 417.312088] ? __switch_to_asm+0x34/0x70 [ 417.316179] ? __switch_to_asm+0x40/0x70 [ 417.320263] ? __switch_to_asm+0x34/0x70 [ 417.324342] ? __switch_to_asm+0x34/0x70 [ 417.328421] ? __switch_to_asm+0x34/0x70 [ 417.332500] ? __switch_to_asm+0x34/0x70 [ 417.336574] ? __switch_to_asm+0x40/0x70 [ 417.340709] ? __switch_to_asm+0x34/0x70 [ 417.344784] ? __switch_to_asm+0x40/0x70 [ 417.348888] ? graph_lock+0x170/0x170 [ 417.352715] ? graph_lock+0x170/0x170 [ 417.356532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.362087] ? wait_consider_task+0x245/0x3bb0 [ 417.366685] ? memset+0x31/0x40 [ 417.369986] ? find_held_lock+0x36/0x1c0 [ 417.374090] ? get_signal+0x95b/0x1980 [ 417.378088] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.382605] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.387126] do_group_exit+0x177/0x440 [ 417.391038] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 417.396514] ? __ia32_sys_exit+0x50/0x50 [ 417.400605] get_signal+0x8b0/0x1980 [ 417.404346] ? ptrace_notify+0x130/0x130 [ 417.408420] ? do_wait+0x57d/0xb90 [ 417.411982] ? wait_consider_task+0x3bb0/0x3bb0 [ 417.416683] ? graph_lock+0x170/0x170 [ 417.420502] ? graph_lock+0x170/0x170 [ 417.424318] ? graph_lock+0x170/0x170 [ 417.428216] do_signal+0x9c/0x21e0 [ 417.431770] ? find_held_lock+0x36/0x1c0 [ 417.435857] ? setup_sigcontext+0x7d0/0x7d0 [ 417.440223] ? kernel_wait4+0x2e0/0x3f0 [ 417.444218] ? __ia32_sys_waitid+0x140/0x140 [ 417.448648] ? task_stopped_code+0x190/0x190 [ 417.453079] ? exit_to_usermode_loop+0x8c/0x380 [ 417.457780] ? __do_page_fault+0x4a6/0xed0 [ 417.462039] ? do_syscall_64+0x9a/0x820 [ 417.466040] ? do_syscall_64+0x9a/0x820 [ 417.470050] exit_to_usermode_loop+0x2e5/0x380 [ 417.474653] ? syscall_slow_exit_work+0x520/0x520 [ 417.479525] do_syscall_64+0x6be/0x820 [ 417.483431] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 417.488926] ? syscall_return_slowpath+0x5e0/0x5e0 [ 417.493890] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.498756] ? trace_hardirqs_on_caller+0x310/0x310 [ 417.503786] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 417.508910] ? prepare_exit_to_usermode+0x291/0x3b0 [ 417.514014] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.518911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 417.524120] RIP: 0033:0x4110ba [ 417.527331] Code: Bad RIP value. [ 417.530705] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 417.538432] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 417.545717] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 417.553003] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 417.560291] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 417.567709] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 417.575107] warn_alloc_show_mem: 1 callbacks suppressed [ 417.575120] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 417.575121] Mem-Info: [ 417.575153] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 417.575153] active_file:15 inactive_file:18 isolated_file:0 [ 417.575153] unevictable:0 dirty:0 writeback:0 unstable:0 [ 417.575153] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 417.575153] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 417.575153] free:13728 free_pcp:120 free_cma:0 [ 417.580585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.587543] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 417.589965] Call Trace: [ 417.622855] Node 0 [ 417.632380] dump_stack+0x1c4/0x2b4 [ 417.660134] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 417.662713] ? dump_stack_print_info.cold.2+0x52/0x52 [ 417.664919] lowmem_reserve[]: 0 [ 417.668572] warn_alloc.cold.119+0xb7/0x1bd [ 417.694066] 2817 [ 417.699281] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 417.702539] 6321 6321 [ 417.706980] ? lock_downgrade+0x900/0x900 [ 417.713915] ? trace_hardirqs_off+0xb8/0x310 [ 417.716399] Node 0 [ 417.720567] ? trace_hardirqs_off+0xb8/0x310 [ 417.724990] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 417.727219] __alloc_pages_slowpath+0x2667/0x2d80 [ 417.731602] lowmem_reserve[]: 0 [ 417.758383] ? warn_alloc+0x120/0x120 [ 417.763203] 0 [ 417.766505] ? warn_alloc+0x120/0x120 [ 417.770444] 3503 3503 [ 417.772276] ? print_usage_bug+0xc0/0xc0 [ 417.776073] Node 0 [ 417.778587] ? warn_alloc+0x120/0x120 [ 417.782662] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 417.785015] ? print_usage_bug+0xc0/0xc0 [ 417.788827] lowmem_reserve[]: 0 [ 417.817295] ? __lock_acquire+0x7ec/0x4ec0 [ 417.821347] 0 [ 417.824700] ? __lock_acquire+0x7ec/0x4ec0 [ 417.828919] 0 0 [ 417.830746] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.834976] Node 0 [ 417.836967] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.842481] DMA: 1*4kB [ 417.844737] ? should_fail+0x22d/0xd01 [ 417.850253] (U) 0*8kB [ 417.852862] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.856751] 0*16kB 1*32kB [ 417.859270] ? __lock_acquire+0x7ec/0x4ec0 [ 417.864444] (U) 2*64kB [ 417.867317] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.871527] (U) 1*128kB [ 417.874155] ? __lock_acquire+0x7ec/0x4ec0 [ 417.879239] (U) 1*256kB [ 417.881946] ? should_fail+0x22d/0xd01 [ 417.886161] (U) 0*512kB [ 417.888862] ? mark_held_locks+0x130/0x130 [ 417.892719] 1*1024kB (U) [ 417.895417] ? mark_held_locks+0x130/0x130 [ 417.899632] 1*2048kB [ 417.902411] ? mark_held_locks+0xc7/0x130 [ 417.906623] (M) [ 417.909048] ? print_usage_bug+0xc0/0xc0 [ 417.913174] 3*4096kB (M) [ 417.915169] ? graph_lock+0x170/0x170 [ 417.919207] = 15908kB [ 417.919216] Node 0 [ 417.921986] ? print_usage_bug+0xc0/0xc0 [ 417.925771] DMA32: [ 417.928191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.930413] 3*4kB [ 417.934481] ? check_preemption_disabled+0x48/0x200 [ 417.936708] (UM) [ 417.942261] ? check_preemption_disabled+0x48/0x200 [ 417.944401] 3*8kB [ 417.949443] ? __lock_is_held+0xb5/0x140 [ 417.951483] (UM) [ 417.956511] __alloc_pages_nodemask+0xa80/0xde0 [ 417.958657] 3*16kB [ 417.963427] ? graph_lock+0x170/0x170 [ 417.965476] (UM) [ 417.970158] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 417.972381] 1*32kB [ 417.976191] ? graph_lock+0x170/0x170 [ 417.978244] (M) [ 417.983280] ? find_held_lock+0x36/0x1c0 [ 417.985501] 1*64kB [ 417.989317] ? ____cache_alloc_node+0x1c7/0x1e0 [ 417.991273] (M) [ 417.995347] ? lock_downgrade+0x900/0x900 [ 417.997572] 5*128kB [ 418.002251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.004211] (UM) [ 418.008372] cache_grow_begin+0x91/0x8c0 [ 418.010704] 3*256kB [ 418.016257] ? do_raw_spin_unlock+0xa7/0x2f0 [ 418.018305] (M) [ 418.022379] fallback_alloc+0x203/0x2e0 [ 418.024687] 4*512kB [ 418.029106] ____cache_alloc_node+0x1c7/0x1e0 [ 418.031064] (M) [ 418.035050] kmem_cache_alloc_node+0xe3/0x730 [ 418.037393] 3*1024kB [ 418.041920] ? ipv6_get_ifaddr+0x42e/0x620 [ 418.041944] __alloc_skb+0x119/0x770 [ 418.043925] (UM) [ 418.048541] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 418.050940] 3*2048kB [ 418.055735] ? skb_scrub_packet+0x490/0x490 [ 418.059437] (UM) [ 418.061512] ? lock_downgrade+0x900/0x900 [ 418.066769] 3*4096kB (M) [ 418.069203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.073507] = 25140kB [ 418.075583] ? refcount_sub_and_test_checked+0x203/0x310 [ 418.079718] Node 0 [ 418.082491] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 418.088009] Normal: 894*4kB [ 418.090442] ? addrconf_rs_timer+0x6f0/0x6f0 [ 418.095972] (UME) [ 418.098227] ndisc_alloc_skb+0x144/0x340 [ 418.103647] 400*8kB (ME) [ 418.106747] ndisc_send_rs+0x331/0x6e0 [ 418.111136] 203*16kB (ME) [ 418.113312] addrconf_rs_timer+0x3c0/0x6f0 [ 418.117353] 78*32kB [ 418.120121] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.123999] (ME) [ 418.126863] call_timer_fn+0x272/0x920 [ 418.131077] 15*64kB [ 418.133416] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.137628] (M) [ 418.139706] ? process_timeout+0x40/0x40 [ 418.143571] 3*128kB (UM) [ 418.145931] ? find_held_lock+0x36/0x1c0 [ 418.150157] 0*256kB [ 418.152150] ? __run_timers+0x7da/0xc70 [ 418.156192] 0*512kB [ 418.158960] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.163009] 0*1024kB [ 418.165341] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.169304] 0*2048kB [ 418.171722] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.176194] 0*4096kB = 13864kB [ 418.178623] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 418.183113] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 418.185527] ? trace_hardirqs_on+0xbd/0x310 [ 418.189756] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 418.192962] ? kasan_check_read+0x11/0x20 [ 418.197528] 412 total pagecache pages [ 418.206385] ? __run_timers+0x7da/0xc70 [ 418.210700] 0 pages in swap cache [ 418.219282] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 418.223412] Swap cache stats: add 0, delete 0, find 0/0 [ 418.223421] Free swap = 0kB [ 418.227234] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.231191] Total swap = 0kB [ 418.234655] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 418.240090] 1965979 pages RAM [ 418.245471] __run_timers+0x7e5/0xc70 [ 418.248468] 0 pages HighMem/MovableOnly [ 418.248477] 342745 pages reserved [ 418.252796] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 418.255795] 0 pages cma reserved [ 418.260038] ? compat_start_thread+0x80/0x80 [ 418.263192] aoe: skb alloc failure [ 418.267084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.267108] ? _raw_spin_unlock_irq+0x60/0x80 [ 418.271105] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 418.274539] ? finish_task_switch+0x1f5/0x900 [ 418.279916] syz-executor5 cpuset= [ 418.283289] ? finish_task_switch+0x1b5/0x900 [ 418.287680] / [ 418.291229] ? __switch_to_asm+0x34/0x70 [ 418.296755] mems_allowed=0 [ 418.301265] ? preempt_notifier_register+0x200/0x200 [ 418.338222] ? __switch_to_asm+0x34/0x70 [ 418.342302] ? __switch_to_asm+0x40/0x70 [ 418.346375] ? __switch_to_asm+0x34/0x70 [ 418.350451] ? __switch_to_asm+0x40/0x70 [ 418.354525] ? __switch_to_asm+0x34/0x70 [ 418.358601] ? __switch_to_asm+0x40/0x70 [ 418.362677] ? __switch_to_asm+0x40/0x70 [ 418.366765] ? pvclock_read_flags+0x160/0x160 [ 418.371281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.376838] ? check_preemption_disabled+0x48/0x200 [ 418.381926] ? rcu_pm_notify+0xc0/0xc0 [ 418.385834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.391470] ? check_preemption_disabled+0x48/0x200 [ 418.396510] run_timer_softirq+0x52/0xb0 [ 418.400588] ? rcu_read_lock_sched_held+0x108/0x120 [ 418.405846] __do_softirq+0x30b/0xad8 [ 418.409702] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 418.414819] ? trace_hardirqs_off+0x310/0x310 [ 418.419333] ? trace_hardirqs_on+0x310/0x310 [ 418.423823] ? schedule+0x108/0x460 [ 418.427468] ? __schedule+0x1ed0/0x1ed0 [ 418.431460] ? trace_hardirqs_off+0xb8/0x310 [ 418.435910] ? ___might_sleep+0x1ed/0x300 [ 418.440073] ? smpboot_thread_fn+0x68b/0xa00 [ 418.444496] ? trace_hardirqs_on+0x310/0x310 [ 418.448945] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.454583] ? check_preemption_disabled+0x48/0x200 [ 418.459703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.465257] ? takeover_tasklets+0xa90/0xa90 [ 418.469687] run_ksoftirqd+0x94/0x100 [ 418.473504] smpboot_thread_fn+0x68b/0xa00 [ 418.477755] ? sort_range+0x30/0x30 [ 418.481404] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 418.486522] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.492075] ? __kthread_parkme+0xfb/0x1a0 [ 418.496352] kthread+0x35a/0x420 [ 418.499730] ? sort_range+0x30/0x30 [ 418.503371] ? kthread_bind+0x40/0x40 [ 418.507195] ret_from_fork+0x3a/0x50 [ 418.510950] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 418.511049] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 418.518236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 418.518242] Call Trace: [ 418.518248] [ 418.518264] dump_stack+0x1c4/0x2b4 [ 418.518281] ? dump_stack_print_info.cold.2+0x52/0x52 [ 418.518309] warn_alloc.cold.119+0xb7/0x1bd [ 418.524911] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 418.534156] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 418.536730] ksoftirqd/1 cpuset= [ 418.538926] ? lock_downgrade+0x900/0x900 [ 418.542559] / [ 418.547762] ? trace_hardirqs_off+0xb8/0x310 [ 418.552074] mems_allowed=0 [ 418.562477] ? trace_hardirqs_off+0xb8/0x310 [ 418.588319] __alloc_pages_slowpath+0x2667/0x2d80 [ 418.593209] ? warn_alloc+0x120/0x120 [ 418.597031] ? __lock_acquire+0x7ec/0x4ec0 [ 418.601286] ? warn_alloc+0x120/0x120 [ 418.605108] ? print_usage_bug+0xc0/0xc0 [ 418.609185] ? warn_alloc+0x120/0x120 [ 418.613000] ? print_usage_bug+0xc0/0xc0 [ 418.617082] ? mark_held_locks+0x130/0x130 [ 418.621335] ? mark_held_locks+0x130/0x130 [ 418.625586] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.631143] ? should_fail+0x22d/0xd01 [ 418.635064] ? graph_lock+0x170/0x170 [ 418.638912] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.644036] ? __lock_acquire+0x7ec/0x4ec0 [ 418.648291] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.653406] ? should_fail+0x22d/0xd01 [ 418.657319] ? mark_held_locks+0x130/0x130 [ 418.661571] ? mark_held_locks+0x130/0x130 [ 418.665932] ? lock_downgrade+0x900/0x900 [ 418.670098] ? graph_lock+0x170/0x170 [ 418.674078] ? graph_lock+0x170/0x170 [ 418.677919] ? graph_lock+0x170/0x170 [ 418.681735] ? print_usage_bug+0xc0/0xc0 [ 418.685809] ? do_raw_spin_unlock+0xa7/0x2f0 [ 418.690238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.695791] ? check_preemption_disabled+0x48/0x200 [ 418.700821] ? check_preemption_disabled+0x48/0x200 [ 418.705888] ? __lock_is_held+0xb5/0x140 [ 418.709990] __alloc_pages_nodemask+0xa80/0xde0 [ 418.714682] ? graph_lock+0x170/0x170 [ 418.718511] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 418.723542] ? graph_lock+0x170/0x170 [ 418.727370] ? find_held_lock+0x36/0x1c0 [ 418.731459] ? ____cache_alloc_node+0x1c7/0x1e0 [ 418.736149] ? lock_downgrade+0x900/0x900 [ 418.740318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.745908] cache_grow_begin+0x91/0x8c0 [ 418.749995] ? do_raw_spin_unlock+0xa7/0x2f0 [ 418.754427] fallback_alloc+0x203/0x2e0 [ 418.758439] ____cache_alloc_node+0x1c7/0x1e0 [ 418.762956] kmem_cache_alloc_node+0xe3/0x730 [ 418.767470] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 418.772591] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 418.777197] __alloc_skb+0x119/0x770 [ 418.780937] ? calc_wheel_index+0x220/0x220 [ 418.785282] ? skb_scrub_packet+0x490/0x490 [ 418.789634] ? vprintk_default+0x28/0x30 [ 418.793711] ? vprintk_func+0x85/0x181 [ 418.797623] ? printk+0xa7/0xcf [ 418.800949] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 418.805840] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 418.810465] new_skb+0x26/0x1c0 [ 418.813763] aoecmd_cfg+0x279/0x7f0 [ 418.817412] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 418.821758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.827309] ? check_preemption_disabled+0x48/0x200 [ 418.832350] ? check_preemption_disabled+0x48/0x200 [ 418.837401] ? __lock_is_held+0xb5/0x140 [ 418.841490] discover_timer+0x50/0x60 [ 418.845313] call_timer_fn+0x272/0x920 [ 418.849306] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 418.854171] ? process_timeout+0x40/0x40 [ 418.858247] ? find_held_lock+0x36/0x1c0 [ 418.862338] ? __run_timers+0x7da/0xc70 [ 418.866330] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.870846] ? _raw_spin_unlock_irq+0x27/0x80 [ 418.875471] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 418.880335] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 418.884937] ? trace_hardirqs_on+0xbd/0x310 [ 418.889275] ? kasan_check_read+0x11/0x20 [ 418.893439] ? __run_timers+0x7da/0xc70 [ 418.897433] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 418.902940] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 418.907800] __run_timers+0x7e5/0xc70 [ 418.911629] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 418.917012] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 418.922571] ? graph_lock+0x170/0x170 [ 418.926563] ? enqueue_hrtimer+0x1a5/0x560 [ 418.930811] ? lock_release+0x970/0x970 [ 418.934798] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 418.940008] ? find_held_lock+0x36/0x1c0 [ 418.944093] ? pvclock_read_flags+0x160/0x160 [ 418.948699] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.954252] ? check_preemption_disabled+0x48/0x200 [ 418.959294] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 418.964589] ? rcu_pm_notify+0xc0/0xc0 [ 418.968509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.974058] ? check_preemption_disabled+0x48/0x200 [ 418.979210] run_timer_softirq+0x52/0xb0 [ 418.983288] ? rcu_read_lock_sched_held+0x108/0x120 [ 418.988319] __do_softirq+0x30b/0xad8 [ 418.992147] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 418.997358] ? pvclock_read_flags+0x160/0x160 [ 419.001893] ? lapic_next_event+0x5a/0x90 [ 419.006066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.011617] ? check_preemption_disabled+0x48/0x200 [ 419.016643] ? check_preemption_disabled+0x48/0x200 [ 419.021682] ? kvm_clock_read+0x18/0x30 [ 419.025671] ? kvm_sched_clock_read+0x9/0x20 [ 419.030104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.035655] ? check_preemption_disabled+0x48/0x200 [ 419.040894] irq_exit+0x17f/0x1c0 [ 419.044376] smp_apic_timer_interrupt+0x1cb/0x760 [ 419.049236] ? smp_reschedule_interrupt+0x109/0x650 [ 419.054272] ? smp_call_function_single_interrupt+0x650/0x650 [ 419.060176] ? interrupt_entry+0xb5/0xf0 [ 419.064254] ? trace_hardirqs_off_caller+0xbb/0x310 [ 419.069291] ? trace_hardirqs_off_caller+0xbb/0x310 [ 419.074324] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.079184] ? trace_hardirqs_on_caller+0x310/0x310 [ 419.084214] ? trace_hardirqs_on_caller+0x310/0x310 [ 419.089248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.094800] ? check_preemption_disabled+0x48/0x200 [ 419.099833] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.105416] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.110288] apic_timer_interrupt+0xf/0x20 [ 419.114538] [ 419.116787] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 419.122082] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 419.141005] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 419.148736] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 419.156019] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 419.163399] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 419.170698] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 419.177981] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 419.185302] do_exit+0x11ef/0x2610 [ 419.188861] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 419.193952] ? mm_update_next_owner+0x990/0x990 [ 419.198647] ? print_usage_bug+0xc0/0xc0 [ 419.202738] ? graph_lock+0x170/0x170 [ 419.206565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.212123] ? check_preemption_disabled+0x48/0x200 [ 419.217150] ? check_preemption_disabled+0x48/0x200 [ 419.222182] ? print_usage_bug+0xc0/0xc0 [ 419.226262] ? __lock_acquire+0x7ec/0x4ec0 [ 419.230519] ? __lock_acquire+0x7ec/0x4ec0 [ 419.234789] ? mark_held_locks+0x130/0x130 [ 419.239050] ? mark_held_locks+0x130/0x130 [ 419.243366] ? finish_task_switch+0x1b5/0x900 [ 419.247908] ? __switch_to_asm+0x34/0x70 [ 419.251990] ? __switch_to_asm+0x34/0x70 [ 419.256070] ? __switch_to_asm+0x34/0x70 [ 419.260143] ? __switch_to_asm+0x40/0x70 [ 419.264216] ? __switch_to_asm+0x34/0x70 [ 419.268291] ? __switch_to_asm+0x40/0x70 [ 419.272452] ? __switch_to_asm+0x34/0x70 [ 419.276528] ? __switch_to_asm+0x34/0x70 [ 419.280605] ? __switch_to_asm+0x34/0x70 [ 419.284681] ? __switch_to_asm+0x34/0x70 [ 419.288756] ? __switch_to_asm+0x40/0x70 [ 419.292836] ? __switch_to_asm+0x34/0x70 [ 419.296935] ? __switch_to_asm+0x40/0x70 [ 419.301020] ? graph_lock+0x170/0x170 [ 419.304842] ? graph_lock+0x170/0x170 [ 419.308685] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.314244] ? wait_consider_task+0x245/0x3bb0 [ 419.318843] ? memset+0x31/0x40 [ 419.322170] ? find_held_lock+0x36/0x1c0 [ 419.326258] ? get_signal+0x95b/0x1980 [ 419.330165] ? _raw_spin_unlock_irq+0x27/0x80 [ 419.334676] ? _raw_spin_unlock_irq+0x27/0x80 [ 419.339195] do_group_exit+0x177/0x440 [ 419.343100] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 419.348569] ? __ia32_sys_exit+0x50/0x50 [ 419.352676] get_signal+0x8b0/0x1980 [ 419.356482] ? ptrace_notify+0x130/0x130 [ 419.360644] ? do_wait+0x57d/0xb90 [ 419.364207] ? wait_consider_task+0x3bb0/0x3bb0 [ 419.368919] ? graph_lock+0x170/0x170 [ 419.372734] ? graph_lock+0x170/0x170 [ 419.376557] ? graph_lock+0x170/0x170 [ 419.380392] do_signal+0x9c/0x21e0 [ 419.383964] ? find_held_lock+0x36/0x1c0 [ 419.388059] ? setup_sigcontext+0x7d0/0x7d0 [ 419.392398] ? kernel_wait4+0x2e0/0x3f0 [ 419.396394] ? __ia32_sys_waitid+0x140/0x140 [ 419.400824] ? task_stopped_code+0x190/0x190 [ 419.405251] ? exit_to_usermode_loop+0x8c/0x380 [ 419.409954] ? __do_page_fault+0x4a6/0xed0 [ 419.414208] ? do_syscall_64+0x9a/0x820 [ 419.418370] ? do_syscall_64+0x9a/0x820 [ 419.422372] exit_to_usermode_loop+0x2e5/0x380 [ 419.426986] ? syscall_slow_exit_work+0x520/0x520 [ 419.431854] do_syscall_64+0x6be/0x820 [ 419.435784] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 419.441168] ? syscall_return_slowpath+0x5e0/0x5e0 [ 419.446113] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.450980] ? trace_hardirqs_on_caller+0x310/0x310 [ 419.456019] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 419.461055] ? prepare_exit_to_usermode+0x291/0x3b0 [ 419.466097] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.470971] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 419.476174] RIP: 0033:0x4110ba [ 419.479384] Code: Bad RIP value. [ 419.482760] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 419.490485] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 419.497770] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 419.505056] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 419.512338] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 419.519627] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 419.526953] warn_alloc_show_mem: 1 callbacks suppressed [ 419.526966] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 419.526967] Mem-Info: [ 419.526999] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 419.526999] active_file:15 inactive_file:18 isolated_file:0 [ 419.526999] unevictable:0 dirty:0 writeback:0 unstable:0 [ 419.526999] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 419.526999] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 419.526999] free:13728 free_pcp:120 free_cma:0 [ 419.532351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.532360] Call Trace: [ 419.539319] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 419.541743] dump_stack+0x1c4/0x2b4 [ 419.574687] Node 0 [ 419.584158] ? dump_stack_print_info.cold.2+0x52/0x52 [ 419.586755] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 419.614517] warn_alloc.cold.119+0xb7/0x1bd [ 419.618129] lowmem_reserve[]: [ 419.620376] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 419.625775] 0 [ 419.651299] ? lock_downgrade+0x900/0x900 [ 419.655608] 2817 [ 419.658726] ? trace_hardirqs_off+0xb8/0x310 [ 419.663552] 6321 [ 419.665364] ? trace_hardirqs_off+0xb8/0x310 [ 419.669489] 6321 [ 419.671575] __alloc_pages_slowpath+0x2667/0x2d80 [ 419.676050] Node 0 [ 419.678146] ? warn_alloc+0x120/0x120 [ 419.682544] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 419.684589] ? warn_alloc+0x120/0x120 [ 419.689417] lowmem_reserve[]: [ 419.691665] ? print_usage_bug+0xc0/0xc0 [ 419.695444] 0 [ 419.722180] ? warn_alloc+0x120/0x120 [ 419.725960] 0 [ 419.729071] ? print_usage_bug+0xc0/0xc0 [ 419.733097] 3503 3503 [ 419.734912] ? __lock_acquire+0x7ec/0x4ec0 [ 419.738689] Node 0 [ 419.740490] ? __lock_acquire+0x7ec/0x4ec0 [ 419.744551] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 419.747015] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.751221] lowmem_reserve[]: [ 419.753454] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.757664] 0 [ 419.786040] ? should_fail+0x22d/0xd01 [ 419.791549] 0 [ 419.794654] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.800160] 0 [ 419.801962] ? __lock_acquire+0x7ec/0x4ec0 [ 419.805813] 0 [ 419.807631] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.812705] Node 0 [ 419.814500] ? __lock_acquire+0x7ec/0x4ec0 [ 419.818708] DMA: [ 419.820506] ? should_fail+0x22d/0xd01 [ 419.825586] 1*4kB [ 419.827830] ? mark_held_locks+0x130/0x130 [ 419.832026] (U) 0*8kB [ 419.834095] ? mark_held_locks+0x130/0x130 [ 419.837946] 0*16kB 1*32kB [ 419.840108] ? mark_held_locks+0xc7/0x130 [ 419.844312] (U) [ 419.846803] ? print_usage_bug+0xc0/0xc0 [ 419.851014] 2*64kB [ 419.853852] ? graph_lock+0x170/0x170 [ 419.857983] (U) [ 419.859953] ? print_usage_bug+0xc0/0xc0 [ 419.863990] 1*128kB [ 419.866220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.869991] (U) [ 419.871965] ? check_preemption_disabled+0x48/0x200 [ 419.876004] 1*256kB [ 419.878318] ? check_preemption_disabled+0x48/0x200 [ 419.878344] ? __lock_is_held+0xb5/0x140 [ 419.883843] (U) 0*512kB [ 419.885834] __alloc_pages_nodemask+0xa80/0xde0 [ 419.890823] 1*1024kB [ 419.893152] ? graph_lock+0x170/0x170 [ 419.898137] (U) [ 419.902198] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 419.904844] 1*2048kB [ 419.909513] ? graph_lock+0x170/0x170 [ 419.911906] (M) [ 419.915707] ? find_held_lock+0x36/0x1c0 [ 419.917657] 3*4096kB [ 419.922673] ? ____cache_alloc_node+0x1c7/0x1e0 [ 419.925055] (M) [ 419.928852] ? lock_downgrade+0x900/0x900 [ 419.930807] = 15908kB [ 419.934886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.937263] Node 0 [ 419.941931] cache_grow_begin+0x91/0x8c0 [ 419.943892] DMA32: [ 419.948041] ? do_raw_spin_unlock+0xa7/0x2f0 [ 419.950433] 3*4kB [ 419.955972] fallback_alloc+0x203/0x2e0 [ 419.958193] (UM) [ 419.962256] ____cache_alloc_node+0x1c7/0x1e0 [ 419.964469] 3*8kB [ 419.968889] kmem_cache_alloc_node+0xe3/0x730 [ 419.971020] (UM) [ 419.974999] ? ipv6_get_ifaddr+0x42e/0x620 [ 419.977039] 3*16kB [ 419.981537] __alloc_skb+0x119/0x770 [ 419.983664] (UM) [ 419.988165] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 419.990209] 1*32kB [ 419.994446] ? skb_scrub_packet+0x490/0x490 [ 419.996663] (M) [ 420.000374] ? lock_downgrade+0x900/0x900 [ 420.002422] 1*64kB [ 420.007705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.009929] (M) [ 420.014252] ? refcount_sub_and_test_checked+0x203/0x310 [ 420.016212] 5*128kB [ 420.020360] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 420.022574] (UM) 3*256kB [ 420.028126] ? addrconf_rs_timer+0x6f0/0x6f0 [ 420.030084] (M) [ 420.035546] ndisc_alloc_skb+0x144/0x340 [ 420.037848] 4*512kB [ 420.043317] ndisc_send_rs+0x331/0x6e0 [ 420.046058] (M) [ 420.050475] addrconf_rs_timer+0x3c0/0x6f0 [ 420.052717] 3*1024kB [ 420.056791] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.059099] (UM) [ 420.063000] call_timer_fn+0x272/0x920 [ 420.064967] 3*2048kB [ 420.069206] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.071601] (UM) [ 420.075842] ? process_timeout+0x40/0x40 [ 420.077917] 3*4096kB [ 420.081827] ? find_held_lock+0x36/0x1c0 [ 420.084225] (M) [ 420.088477] ? __run_timers+0x7da/0xc70 [ 420.090593] = 25140kB [ 420.094661] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.097057] Node 0 [ 420.101120] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.103086] Normal: [ 420.107067] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.109465] 894*4kB [ 420.113966] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 420.116190] (UME) [ 420.120694] ? trace_hardirqs_on+0xbd/0x310 [ 420.123000] 400*8kB (ME) [ 420.127255] ? kasan_check_read+0x11/0x20 [ 420.129562] 203*16kB (ME) [ 420.134161] ? __run_timers+0x7da/0xc70 [ 420.136295] 78*32kB (ME) [ 420.140638] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 420.143389] 15*64kB [ 420.147566] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.150416] (M) [ 420.154408] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.157153] 3*128kB [ 420.162614] __run_timers+0x7e5/0xc70 [ 420.164942] (UM) [ 420.169192] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 420.171147] 0*256kB [ 420.175384] ? compat_start_thread+0x80/0x80 [ 420.175420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.177779] 0*512kB [ 420.181595] ? _raw_spin_unlock_irq+0x60/0x80 [ 420.183636] 0*1024kB 0*2048kB [ 420.189021] ? finish_task_switch+0x1f5/0x900 [ 420.191326] 0*4096kB = 13864kB [ 420.195751] ? finish_task_switch+0x1b5/0x900 [ 420.201283] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 420.203615] ? __switch_to_asm+0x34/0x70 [ 420.208103] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 420.211301] ? preempt_notifier_register+0x200/0x200 [ 420.215783] 412 total pagecache pages [ 420.218986] ? __switch_to_asm+0x34/0x70 [ 420.223478] 0 pages in swap cache [ 420.232315] ? __switch_to_asm+0x40/0x70 [ 420.236366] Swap cache stats: add 0, delete 0, find 0/0 [ 420.244945] ? __switch_to_asm+0x34/0x70 [ 420.250037] Free swap = 0kB [ 420.253838] ? __switch_to_asm+0x40/0x70 [ 420.253854] ? __switch_to_asm+0x34/0x70 [ 420.258022] Total swap = 0kB [ 420.261482] ? __switch_to_asm+0x40/0x70 [ 420.265531] 1965979 pages RAM [ 420.270926] ? __switch_to_asm+0x40/0x70 [ 420.275142] 0 pages HighMem/MovableOnly [ 420.275151] 342745 pages reserved [ 420.278185] ? pvclock_read_flags+0x160/0x160 [ 420.282235] 0 pages cma reserved [ 420.286307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.289370] aoe: skb alloc failure [ 420.293386] ? check_preemption_disabled+0x48/0x200 [ 420.296547] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 420.300554] ? rcu_pm_notify+0xc0/0xc0 [ 420.304508] syz-executor5 cpuset= [ 420.307971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.312452] / [ 420.315830] ? check_preemption_disabled+0x48/0x200 [ 420.321361] mems_allowed=0 [ 420.324933] run_timer_softirq+0x52/0xb0 [ 420.367209] ? rcu_read_lock_sched_held+0x108/0x120 [ 420.372249] __do_softirq+0x30b/0xad8 [ 420.376080] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 420.381197] ? trace_hardirqs_off+0x310/0x310 [ 420.385794] ? trace_hardirqs_on+0x310/0x310 [ 420.390224] ? schedule+0x108/0x460 [ 420.393895] ? __schedule+0x1ed0/0x1ed0 [ 420.397918] ? trace_hardirqs_off+0xb8/0x310 [ 420.402345] ? ___might_sleep+0x1ed/0x300 [ 420.406507] ? smpboot_thread_fn+0x68b/0xa00 [ 420.410937] ? trace_hardirqs_on+0x310/0x310 [ 420.415365] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.420933] ? check_preemption_disabled+0x48/0x200 [ 420.425964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.431518] ? takeover_tasklets+0xa90/0xa90 [ 420.435949] run_ksoftirqd+0x94/0x100 [ 420.439766] smpboot_thread_fn+0x68b/0xa00 [ 420.444021] ? sort_range+0x30/0x30 [ 420.447667] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 420.452786] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.458342] ? __kthread_parkme+0xfb/0x1a0 [ 420.462596] kthread+0x35a/0x420 [ 420.465981] ? sort_range+0x30/0x30 [ 420.469622] ? kthread_bind+0x40/0x40 [ 420.473442] ret_from_fork+0x3a/0x50 [ 420.477193] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 420.477267] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 420.484478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.484483] Call Trace: [ 420.484489] [ 420.484505] dump_stack+0x1c4/0x2b4 [ 420.484522] ? dump_stack_print_info.cold.2+0x52/0x52 [ 420.484548] warn_alloc.cold.119+0xb7/0x1bd [ 420.491083] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 420.500388] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 420.502977] ksoftirqd/1 cpuset= [ 420.505139] ? lock_downgrade+0x900/0x900 [ 420.508751] / [ 420.513952] ? trace_hardirqs_off+0xb8/0x310 [ 420.518346] mems_allowed=0 [ 420.528665] ? trace_hardirqs_off+0xb8/0x310 [ 420.554410] __alloc_pages_slowpath+0x2667/0x2d80 [ 420.559303] ? warn_alloc+0x120/0x120 [ 420.563126] ? warn_alloc+0x120/0x120 [ 420.566946] ? print_usage_bug+0xc0/0xc0 [ 420.571024] ? warn_alloc+0x120/0x120 [ 420.574936] ? print_usage_bug+0xc0/0xc0 [ 420.579018] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 420.584046] ? ktime_get+0x2e1/0x440 [ 420.587774] ? check_preemption_disabled+0x48/0x200 [ 420.592809] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.598365] ? should_fail+0x22d/0xd01 [ 420.602268] ? kasan_check_read+0x11/0x20 [ 420.606546] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 420.611844] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.616997] ? __lock_acquire+0x7ec/0x4ec0 [ 420.621254] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.626385] ? should_fail+0x22d/0xd01 [ 420.630303] ? mark_held_locks+0x130/0x130 [ 420.634556] ? mark_held_locks+0x130/0x130 [ 420.638803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.644362] ? graph_lock+0x170/0x170 [ 420.648178] ? mark_held_locks+0xc7/0x130 [ 420.652346] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 420.657378] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.662937] ? check_preemption_disabled+0x48/0x200 [ 420.668029] ? check_preemption_disabled+0x48/0x200 [ 420.673079] ? __lock_is_held+0xb5/0x140 [ 420.677167] __alloc_pages_nodemask+0xa80/0xde0 [ 420.681957] ? graph_lock+0x170/0x170 [ 420.685777] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 420.690865] ? graph_lock+0x170/0x170 [ 420.694729] ? find_held_lock+0x36/0x1c0 [ 420.698821] ? ____cache_alloc_node+0x1c7/0x1e0 [ 420.703511] ? lock_downgrade+0x900/0x900 [ 420.707687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.713247] cache_grow_begin+0x91/0x8c0 [ 420.717331] ? do_raw_spin_unlock+0xa7/0x2f0 [ 420.721763] fallback_alloc+0x203/0x2e0 [ 420.725762] ____cache_alloc_node+0x1c7/0x1e0 [ 420.730281] kmem_cache_alloc_node+0xe3/0x730 [ 420.734790] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 420.739933] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 420.744539] __alloc_skb+0x119/0x770 [ 420.748272] ? calc_wheel_index+0x220/0x220 [ 420.752612] ? skb_scrub_packet+0x490/0x490 [ 420.756965] ? vprintk_default+0x28/0x30 [ 420.761040] ? vprintk_func+0x85/0x181 [ 420.764948] ? printk+0xa7/0xcf [ 420.768246] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 420.773022] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 420.777626] new_skb+0x26/0x1c0 [ 420.780940] aoecmd_cfg+0x279/0x7f0 [ 420.784592] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 420.788943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.794580] ? check_preemption_disabled+0x48/0x200 [ 420.799643] ? check_preemption_disabled+0x48/0x200 [ 420.804688] ? __lock_is_held+0xb5/0x140 [ 420.808778] discover_timer+0x50/0x60 [ 420.812594] call_timer_fn+0x272/0x920 [ 420.816495] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 420.821358] ? process_timeout+0x40/0x40 [ 420.825434] ? find_held_lock+0x36/0x1c0 [ 420.829519] ? __run_timers+0x7da/0xc70 [ 420.833514] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.838029] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.842539] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 420.847399] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 420.852004] ? trace_hardirqs_on+0xbd/0x310 [ 420.856344] ? kasan_check_read+0x11/0x20 [ 420.860512] ? __run_timers+0x7da/0xc70 [ 420.864500] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 420.869981] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 420.874840] __run_timers+0x7e5/0xc70 [ 420.878698] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 420.884081] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 420.889116] ? graph_lock+0x170/0x170 [ 420.892954] ? enqueue_hrtimer+0x1a5/0x560 [ 420.897204] ? lock_release+0x970/0x970 [ 420.901192] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 420.906495] ? find_held_lock+0x36/0x1c0 [ 420.910583] ? pvclock_read_flags+0x160/0x160 [ 420.915094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.921176] ? check_preemption_disabled+0x48/0x200 [ 420.926221] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 420.931518] ? rcu_pm_notify+0xc0/0xc0 [ 420.935424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.940977] ? check_preemption_disabled+0x48/0x200 [ 420.946017] run_timer_softirq+0x52/0xb0 [ 420.950093] ? rcu_read_lock_sched_held+0x108/0x120 [ 420.955128] __do_softirq+0x30b/0xad8 [ 420.958957] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 420.964079] ? pvclock_read_flags+0x160/0x160 [ 420.968592] ? lapic_next_event+0x5a/0x90 [ 420.972759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.978312] ? check_preemption_disabled+0x48/0x200 [ 420.983344] ? check_preemption_disabled+0x48/0x200 [ 420.988383] ? kvm_clock_read+0x18/0x30 [ 420.992374] ? kvm_sched_clock_read+0x9/0x20 [ 420.996802] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.002447] ? check_preemption_disabled+0x48/0x200 [ 421.007497] irq_exit+0x17f/0x1c0 [ 421.010975] smp_apic_timer_interrupt+0x1cb/0x760 [ 421.015830] ? smp_reschedule_interrupt+0x109/0x650 [ 421.020862] ? smp_call_function_single_interrupt+0x650/0x650 [ 421.026794] ? interrupt_entry+0xb5/0xf0 [ 421.030906] ? trace_hardirqs_off_caller+0xbb/0x310 [ 421.035946] ? trace_hardirqs_off_caller+0xbb/0x310 [ 421.040980] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.045841] ? trace_hardirqs_on_caller+0x310/0x310 [ 421.050928] ? trace_hardirqs_on_caller+0x310/0x310 [ 421.055960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.061515] ? check_preemption_disabled+0x48/0x200 [ 421.066544] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.072112] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.076997] apic_timer_interrupt+0xf/0x20 [ 421.081241] [ 421.083494] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 421.088705] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 421.107621] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 421.115348] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 421.122636] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 421.129926] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 421.137214] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 421.144497] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 421.151817] do_exit+0x11ef/0x2610 [ 421.155487] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 421.160531] ? mm_update_next_owner+0x990/0x990 [ 421.165218] ? print_usage_bug+0xc0/0xc0 [ 421.169298] ? graph_lock+0x170/0x170 [ 421.173121] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.178677] ? check_preemption_disabled+0x48/0x200 [ 421.183708] ? check_preemption_disabled+0x48/0x200 [ 421.188740] ? print_usage_bug+0xc0/0xc0 [ 421.192823] ? __lock_acquire+0x7ec/0x4ec0 [ 421.197079] ? __lock_acquire+0x7ec/0x4ec0 [ 421.201350] ? mark_held_locks+0x130/0x130 [ 421.205612] ? mark_held_locks+0x130/0x130 [ 421.209863] ? finish_task_switch+0x1b5/0x900 [ 421.214407] ? __switch_to_asm+0x34/0x70 [ 421.218484] ? __switch_to_asm+0x34/0x70 [ 421.222559] ? __switch_to_asm+0x34/0x70 [ 421.226635] ? __switch_to_asm+0x40/0x70 [ 421.230706] ? __switch_to_asm+0x34/0x70 [ 421.234778] ? __switch_to_asm+0x40/0x70 [ 421.238852] ? __switch_to_asm+0x34/0x70 [ 421.242960] ? __switch_to_asm+0x34/0x70 [ 421.247034] ? __switch_to_asm+0x34/0x70 [ 421.251110] ? __switch_to_asm+0x34/0x70 [ 421.255181] ? __switch_to_asm+0x40/0x70 [ 421.259288] ? __switch_to_asm+0x34/0x70 [ 421.263521] ? __switch_to_asm+0x40/0x70 [ 421.267609] ? graph_lock+0x170/0x170 [ 421.271427] ? graph_lock+0x170/0x170 [ 421.275246] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.280798] ? wait_consider_task+0x245/0x3bb0 [ 421.285398] ? memset+0x31/0x40 [ 421.288703] ? find_held_lock+0x36/0x1c0 [ 421.292789] ? get_signal+0x95b/0x1980 [ 421.296693] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.301204] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.305725] do_group_exit+0x177/0x440 [ 421.309633] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 421.315167] ? __ia32_sys_exit+0x50/0x50 [ 421.319262] get_signal+0x8b0/0x1980 [ 421.323004] ? ptrace_notify+0x130/0x130 [ 421.327077] ? do_wait+0x57d/0xb90 [ 421.330636] ? wait_consider_task+0x3bb0/0x3bb0 [ 421.335321] ? graph_lock+0x170/0x170 [ 421.339136] ? graph_lock+0x170/0x170 [ 421.342956] ? graph_lock+0x170/0x170 [ 421.346790] do_signal+0x9c/0x21e0 [ 421.350348] ? find_held_lock+0x36/0x1c0 [ 421.354436] ? setup_sigcontext+0x7d0/0x7d0 [ 421.358770] ? kernel_wait4+0x2e0/0x3f0 [ 421.362763] ? __ia32_sys_waitid+0x140/0x140 [ 421.367195] ? task_stopped_code+0x190/0x190 [ 421.371621] ? exit_to_usermode_loop+0x8c/0x380 [ 421.376321] ? __do_page_fault+0x4a6/0xed0 [ 421.380573] ? do_syscall_64+0x9a/0x820 [ 421.384566] ? do_syscall_64+0x9a/0x820 [ 421.388570] exit_to_usermode_loop+0x2e5/0x380 [ 421.393172] ? syscall_slow_exit_work+0x520/0x520 [ 421.398041] do_syscall_64+0x6be/0x820 [ 421.401946] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 421.407330] ? syscall_return_slowpath+0x5e0/0x5e0 [ 421.412275] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.417136] ? trace_hardirqs_on_caller+0x310/0x310 [ 421.422168] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 421.427205] ? prepare_exit_to_usermode+0x291/0x3b0 [ 421.432241] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.437108] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 421.442311] RIP: 0033:0x4110ba [ 421.445523] Code: Bad RIP value. [ 421.448919] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 421.456641] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 421.463944] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 421.471322] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 421.478742] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 421.488051] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 421.495357] warn_alloc_show_mem: 1 callbacks suppressed [ 421.495369] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 421.495371] Mem-Info: [ 421.495403] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 421.495403] active_file:15 inactive_file:18 isolated_file:0 [ 421.495403] unevictable:0 dirty:0 writeback:0 unstable:0 [ 421.495403] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 421.495403] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 421.495403] free:13728 free_pcp:120 free_cma:0 [ 421.500757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 421.500766] Call Trace: [ 421.507713] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 421.510138] dump_stack+0x1c4/0x2b4 [ 421.543148] Node 0 [ 421.552526] ? dump_stack_print_info.cold.2+0x52/0x52 [ 421.555119] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 421.582790] warn_alloc.cold.119+0xb7/0x1bd [ 421.586392] lowmem_reserve[]: 0 [ 421.588654] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 421.593829] 2817 [ 421.619350] ? lock_downgrade+0x900/0x900 [ 421.623654] 6321 6321 [ 421.626959] ? trace_hardirqs_off+0xb8/0x310 [ 421.633860] ? trace_hardirqs_off+0xb8/0x310 [ 421.638020] Node 0 [ 421.640536] __alloc_pages_slowpath+0x2667/0x2d80 [ 421.644957] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 421.649441] ? warn_alloc+0x120/0x120 [ 421.651638] lowmem_reserve[]: [ 421.656490] ? warn_alloc+0x120/0x120 [ 421.683256] 0 [ 421.687070] ? print_usage_bug+0xc0/0xc0 [ 421.690160] 0 [ 421.693970] ? warn_alloc+0x120/0x120 [ 421.695764] 3503 [ 421.699831] ? print_usage_bug+0xc0/0xc0 [ 421.701623] 3503 [ 421.705437] ? __lock_acquire+0x7ec/0x4ec0 [ 421.711558] ? __lock_acquire+0x7ec/0x4ec0 [ 421.713613] Node 0 [ 421.717856] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.722132] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 421.724349] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.729864] lowmem_reserve[]: 0 [ 421.758289] ? should_fail+0x22d/0xd01 [ 421.763835] 0 [ 421.767227] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.771127] 0 0 [ 421.772950] ? __lock_acquire+0x7ec/0x4ec0 [ 421.780044] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.784267] Node 0 [ 421.789372] ? __lock_acquire+0x7ec/0x4ec0 [ 421.789382] DMA: [ 421.791630] ? should_fail+0x22d/0xd01 [ 421.795852] 1*4kB [ 421.797959] ? mark_held_locks+0x130/0x130 [ 421.801820] (U) 0*8kB [ 421.803994] ? mark_held_locks+0x130/0x130 [ 421.808215] 0*16kB [ 421.810716] ? graph_lock+0x170/0x170 [ 421.814935] 1*32kB (U) [ 421.817187] ? print_usage_bug+0xc0/0xc0 [ 421.820976] 2*64kB [ 421.823566] ? graph_lock+0x170/0x170 [ 421.827744] (U) [ 421.829994] ? print_usage_bug+0xc0/0xc0 [ 421.833782] 1*128kB (U) [ 421.835778] ? wq_watchdog_touch+0x9c/0xfe [ 421.839827] 1*256kB [ 421.842507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.846731] (U) [ 421.849063] ? check_preemption_disabled+0x48/0x200 [ 421.854588] 0*512kB [ 421.856572] ? check_preemption_disabled+0x48/0x200 [ 421.861580] 1*1024kB [ 421.863937] ? __lock_is_held+0xb5/0x140 [ 421.868938] (U) [ 421.871361] __alloc_pages_nodemask+0xa80/0xde0 [ 421.875411] 1*2048kB [ 421.877391] ? graph_lock+0x170/0x170 [ 421.882050] (M) [ 421.884469] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 421.888261] 3*4096kB [ 421.890245] ? graph_lock+0x170/0x170 [ 421.895440] (M) [ 421.897865] ? find_held_lock+0x36/0x1c0 [ 421.901672] = 15908kB [ 421.903660] ? ____cache_alloc_node+0x1c7/0x1e0 [ 421.907702] Node 0 [ 421.910119] ? lock_downgrade+0x900/0x900 [ 421.914776] DMA32: [ 421.917024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.921157] 3*4kB [ 421.923409] cache_grow_begin+0x91/0x8c0 [ 421.928928] (UM) [ 421.931091] ? do_raw_spin_unlock+0xa7/0x2f0 [ 421.935147] 3*8kB [ 421.937227] fallback_alloc+0x203/0x2e0 [ 421.941619] (UM) [ 421.943780] ____cache_alloc_node+0x1c7/0x1e0 [ 421.947739] 3*16kB [ 421.949811] kmem_cache_alloc_node+0xe3/0x730 [ 421.954294] (UM) [ 421.956541] ? ipv6_get_ifaddr+0x42e/0x620 [ 421.961020] 1*32kB [ 421.963101] __alloc_skb+0x119/0x770 [ 421.967316] (M) 1*64kB [ 421.969576] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 421.973276] (M) [ 421.975955] ? skb_scrub_packet+0x490/0x490 [ 421.981222] 5*128kB [ 421.983209] ? lock_downgrade+0x900/0x900 [ 421.987577] (UM) [ 421.989936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.994076] 3*256kB [ 421.996151] ? refcount_sub_and_test_checked+0x203/0x310 [ 422.001676] (M) [ 422.004013] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 422.009453] 4*512kB [ 422.011443] ? addrconf_rs_timer+0x6f0/0x6f0 [ 422.016908] (M) [ 422.019244] ndisc_alloc_skb+0x144/0x340 [ 422.023755] 3*1024kB [ 422.025748] ndisc_send_rs+0x331/0x6e0 [ 422.029794] (UM) [ 422.032221] addrconf_rs_timer+0x3c0/0x6f0 [ 422.036096] 3*2048kB [ 422.038174] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.042391] (UM) [ 422.044824] call_timer_fn+0x272/0x920 [ 422.049037] 3*4096kB [ 422.051110] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.055274] (M) = 25140kB [ 422.057709] ? process_timeout+0x40/0x40 [ 422.062084] Node 0 [ 422.064851] ? find_held_lock+0x36/0x1c0 [ 422.068986] Normal: [ 422.071235] ? __run_timers+0x7da/0xc70 [ 422.075277] 894*4kB [ 422.077606] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.081566] (UME) [ 422.083917] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.083938] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.088423] 400*8kB [ 422.090585] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 422.095066] (ME) [ 422.099311] ? trace_hardirqs_on+0xbd/0x310 [ 422.101635] 203*16kB [ 422.106225] ? kasan_check_read+0x11/0x20 [ 422.108274] (ME) [ 422.112691] ? __run_timers+0x7da/0xc70 [ 422.115096] 78*32kB [ 422.119254] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 422.121303] (ME) [ 422.125286] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.127598] 15*64kB [ 422.133054] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.135101] (M) 3*128kB [ 422.139353] __run_timers+0x7e5/0xc70 [ 422.141662] (UM) [ 422.145936] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 422.148592] 0*256kB [ 422.152396] ? compat_start_thread+0x80/0x80 [ 422.154453] 0*512kB [ 422.159824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.162140] 0*1024kB [ 422.166649] ? _raw_spin_unlock_irq+0x60/0x80 [ 422.168958] 0*2048kB [ 422.174503] ? finish_task_switch+0x1f5/0x900 [ 422.176926] 0*4096kB [ 422.181430] ? finish_task_switch+0x1b5/0x900 [ 422.183831] = 13864kB [ 422.188458] ? __switch_to_asm+0x34/0x70 [ 422.190892] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 422.195453] ? preempt_notifier_register+0x200/0x200 [ 422.197863] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 422.201951] ? __switch_to_asm+0x34/0x70 [ 422.210785] 412 total pagecache pages [ 422.216047] ? __switch_to_asm+0x40/0x70 [ 422.224619] 0 pages in swap cache [ 422.228692] ? __switch_to_asm+0x34/0x70 [ 422.232485] Swap cache stats: add 0, delete 0, find 0/0 [ 422.236685] ? __switch_to_asm+0x40/0x70 [ 422.236701] ? __switch_to_asm+0x34/0x70 [ 422.240149] Free swap = 0kB [ 422.244218] ? __switch_to_asm+0x40/0x70 [ 422.244234] ? __switch_to_asm+0x40/0x70 [ 422.249769] Total swap = 0kB [ 422.253845] ? pvclock_read_flags+0x160/0x160 [ 422.257917] 1965979 pages RAM [ 422.261038] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.265082] 0 pages HighMem/MovableOnly [ 422.265092] 342745 pages reserved [ 422.269162] ? check_preemption_disabled+0x48/0x200 [ 422.272169] 0 pages cma reserved [ 422.276685] ? rcu_pm_notify+0xc0/0xc0 [ 422.279826] aoe: skb alloc failure [ 422.285381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.285394] ? check_preemption_disabled+0x48/0x200 [ 422.285423] run_timer_softirq+0x52/0xb0 [ 422.289422] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 422.292892] ? rcu_read_lock_sched_held+0x108/0x120 [ 422.297985] syz-executor5 cpuset= [ 422.301359] __do_softirq+0x30b/0xad8 [ 422.305235] / [ 422.308790] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 422.314312] mems_allowed=0 [ 422.319327] ? trace_hardirqs_off+0x310/0x310 [ 422.319343] ? trace_hardirqs_on+0x310/0x310 [ 422.364951] ? schedule+0x108/0x460 [ 422.368603] ? __schedule+0x1ed0/0x1ed0 [ 422.372659] ? trace_hardirqs_off+0xb8/0x310 [ 422.377085] ? ___might_sleep+0x1ed/0x300 [ 422.381247] ? smpboot_thread_fn+0x68b/0xa00 [ 422.385671] ? trace_hardirqs_on+0x310/0x310 [ 422.390102] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.395655] ? check_preemption_disabled+0x48/0x200 [ 422.400689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.406251] ? takeover_tasklets+0xa90/0xa90 [ 422.410831] run_ksoftirqd+0x94/0x100 [ 422.414677] smpboot_thread_fn+0x68b/0xa00 [ 422.418947] ? sort_range+0x30/0x30 [ 422.422594] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 422.427716] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.433270] ? __kthread_parkme+0xfb/0x1a0 [ 422.437527] kthread+0x35a/0x420 [ 422.440935] ? sort_range+0x30/0x30 [ 422.444574] ? kthread_bind+0x40/0x40 [ 422.448396] ret_from_fork+0x3a/0x50 [ 422.452237] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 422.452311] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 422.459527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 422.459533] Call Trace: [ 422.459540] [ 422.459555] dump_stack+0x1c4/0x2b4 [ 422.459572] ? dump_stack_print_info.cold.2+0x52/0x52 [ 422.459599] warn_alloc.cold.119+0xb7/0x1bd [ 422.466245] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 422.475444] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 422.478018] ksoftirqd/1 cpuset= [ 422.480178] ? lock_downgrade+0x900/0x900 [ 422.483789] / [ 422.488994] ? trace_hardirqs_off+0xb8/0x310 [ 422.493390] mems_allowed=0 [ 422.503709] ? trace_hardirqs_off+0xb8/0x310 [ 422.529421] __alloc_pages_slowpath+0x2667/0x2d80 [ 422.534315] ? warn_alloc+0x120/0x120 [ 422.538135] ? __lock_acquire+0x7ec/0x4ec0 [ 422.542386] ? warn_alloc+0x120/0x120 [ 422.546216] ? print_usage_bug+0xc0/0xc0 [ 422.550290] ? warn_alloc+0x120/0x120 [ 422.554107] ? print_usage_bug+0xc0/0xc0 [ 422.558184] ? mark_held_locks+0x130/0x130 [ 422.562435] ? mark_held_locks+0x130/0x130 [ 422.566773] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.572329] ? should_fail+0x22d/0xd01 [ 422.576233] ? graph_lock+0x170/0x170 [ 422.580055] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.585176] ? __lock_acquire+0x7ec/0x4ec0 [ 422.589431] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.594553] ? should_fail+0x22d/0xd01 [ 422.598467] ? mark_held_locks+0x130/0x130 [ 422.602720] ? mark_held_locks+0x130/0x130 [ 422.607121] ? lock_downgrade+0x900/0x900 [ 422.611287] ? graph_lock+0x170/0x170 [ 422.615104] ? graph_lock+0x170/0x170 [ 422.618937] ? graph_lock+0x170/0x170 [ 422.622751] ? print_usage_bug+0xc0/0xc0 [ 422.626831] ? do_raw_spin_unlock+0xa7/0x2f0 [ 422.631267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.636820] ? check_preemption_disabled+0x48/0x200 [ 422.641853] ? check_preemption_disabled+0x48/0x200 [ 422.646952] ? __lock_is_held+0xb5/0x140 [ 422.651042] __alloc_pages_nodemask+0xa80/0xde0 [ 422.655853] ? graph_lock+0x170/0x170 [ 422.659716] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 422.664746] ? graph_lock+0x170/0x170 [ 422.668667] ? find_held_lock+0x36/0x1c0 [ 422.672756] ? ____cache_alloc_node+0x1c7/0x1e0 [ 422.677444] ? lock_downgrade+0x900/0x900 [ 422.681621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.687183] cache_grow_begin+0x91/0x8c0 [ 422.691267] ? do_raw_spin_unlock+0xa7/0x2f0 [ 422.695700] fallback_alloc+0x203/0x2e0 [ 422.699700] ____cache_alloc_node+0x1c7/0x1e0 [ 422.704221] kmem_cache_alloc_node+0xe3/0x730 [ 422.708823] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 422.713943] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 422.718548] __alloc_skb+0x119/0x770 [ 422.722277] ? calc_wheel_index+0x220/0x220 [ 422.726619] ? skb_scrub_packet+0x490/0x490 [ 422.730968] ? vprintk_default+0x28/0x30 [ 422.735047] ? vprintk_func+0x85/0x181 [ 422.738955] ? printk+0xa7/0xcf [ 422.742255] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 422.747029] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 422.751632] new_skb+0x26/0x1c0 [ 422.754938] aoecmd_cfg+0x279/0x7f0 [ 422.758589] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 422.762941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.768608] ? check_preemption_disabled+0x48/0x200 [ 422.773637] ? check_preemption_disabled+0x48/0x200 [ 422.778684] ? __lock_is_held+0xb5/0x140 [ 422.782774] discover_timer+0x50/0x60 [ 422.786597] call_timer_fn+0x272/0x920 [ 422.790502] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 422.795364] ? process_timeout+0x40/0x40 [ 422.799442] ? find_held_lock+0x36/0x1c0 [ 422.803527] ? __run_timers+0x7da/0xc70 [ 422.807518] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.812031] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.816540] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 422.821398] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 422.826056] ? trace_hardirqs_on+0xbd/0x310 [ 422.830396] ? kasan_check_read+0x11/0x20 [ 422.834560] ? __run_timers+0x7da/0xc70 [ 422.838614] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 422.844099] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 422.848961] __run_timers+0x7e5/0xc70 [ 422.852793] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 422.858175] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 422.863208] ? graph_lock+0x170/0x170 [ 422.867028] ? enqueue_hrtimer+0x1a5/0x560 [ 422.871274] ? lock_release+0x970/0x970 [ 422.875265] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 422.880475] ? find_held_lock+0x36/0x1c0 [ 422.884562] ? pvclock_read_flags+0x160/0x160 [ 422.889084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.894714] ? check_preemption_disabled+0x48/0x200 [ 422.899756] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 422.905053] ? rcu_pm_notify+0xc0/0xc0 [ 422.908958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.914512] ? check_preemption_disabled+0x48/0x200 [ 422.919556] run_timer_softirq+0x52/0xb0 [ 422.924136] ? rcu_read_lock_sched_held+0x108/0x120 [ 422.929176] __do_softirq+0x30b/0xad8 [ 422.933093] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 422.938216] ? pvclock_read_flags+0x160/0x160 [ 422.942732] ? lapic_next_event+0x5a/0x90 [ 422.946926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.952477] ? check_preemption_disabled+0x48/0x200 [ 422.957504] ? check_preemption_disabled+0x48/0x200 [ 422.962545] ? kvm_clock_read+0x18/0x30 [ 422.966537] ? kvm_sched_clock_read+0x9/0x20 [ 422.970972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.976521] ? check_preemption_disabled+0x48/0x200 [ 422.981565] irq_exit+0x17f/0x1c0 [ 422.985050] smp_apic_timer_interrupt+0x1cb/0x760 [ 422.989931] ? smp_reschedule_interrupt+0x109/0x650 [ 422.994968] ? smp_call_function_single_interrupt+0x650/0x650 [ 423.000967] ? interrupt_entry+0xb5/0xf0 [ 423.005048] ? trace_hardirqs_off_caller+0xbb/0x310 [ 423.010082] ? trace_hardirqs_off_caller+0xbb/0x310 [ 423.015122] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.019984] ? trace_hardirqs_on_caller+0x310/0x310 [ 423.025080] ? trace_hardirqs_on_caller+0x310/0x310 [ 423.031954] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.037514] ? check_preemption_disabled+0x48/0x200 [ 423.042552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.048124] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.053003] apic_timer_interrupt+0xf/0x20 [ 423.057251] [ 423.059511] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 423.064722] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 423.083643] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 423.091372] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 423.098735] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 423.106018] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 423.113297] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 423.120578] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 423.127927] do_exit+0x11ef/0x2610 [ 423.131484] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 423.136530] ? mm_update_next_owner+0x990/0x990 [ 423.141221] ? print_usage_bug+0xc0/0xc0 [ 423.145298] ? graph_lock+0x170/0x170 [ 423.149122] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.154676] ? check_preemption_disabled+0x48/0x200 [ 423.159710] ? check_preemption_disabled+0x48/0x200 [ 423.164744] ? print_usage_bug+0xc0/0xc0 [ 423.168831] ? __lock_acquire+0x7ec/0x4ec0 [ 423.173092] ? __lock_acquire+0x7ec/0x4ec0 [ 423.177391] ? mark_held_locks+0x130/0x130 [ 423.181657] ? mark_held_locks+0x130/0x130 [ 423.185934] ? finish_task_switch+0x1b5/0x900 [ 423.190450] ? __switch_to_asm+0x34/0x70 [ 423.194529] ? __switch_to_asm+0x34/0x70 [ 423.198607] ? __switch_to_asm+0x34/0x70 [ 423.202678] ? __switch_to_asm+0x40/0x70 [ 423.206754] ? __switch_to_asm+0x34/0x70 [ 423.210827] ? __switch_to_asm+0x40/0x70 [ 423.214931] ? __switch_to_asm+0x34/0x70 [ 423.219098] ? __switch_to_asm+0x34/0x70 [ 423.223174] ? __switch_to_asm+0x34/0x70 [ 423.227251] ? __switch_to_asm+0x34/0x70 [ 423.231329] ? __switch_to_asm+0x40/0x70 [ 423.235406] ? __switch_to_asm+0x34/0x70 [ 423.239483] ? __switch_to_asm+0x40/0x70 [ 423.243777] ? graph_lock+0x170/0x170 [ 423.247596] ? graph_lock+0x170/0x170 [ 423.251417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.257123] ? wait_consider_task+0x245/0x3bb0 [ 423.261724] ? memset+0x31/0x40 [ 423.265092] ? find_held_lock+0x36/0x1c0 [ 423.269178] ? get_signal+0x95b/0x1980 [ 423.273091] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.277599] ? _raw_spin_unlock_irq+0x27/0x80 [ 423.282121] do_group_exit+0x177/0x440 [ 423.286032] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 423.291502] ? __ia32_sys_exit+0x50/0x50 [ 423.295596] get_signal+0x8b0/0x1980 [ 423.299339] ? ptrace_notify+0x130/0x130 [ 423.303501] ? do_wait+0x57d/0xb90 [ 423.307065] ? wait_consider_task+0x3bb0/0x3bb0 [ 423.311746] ? graph_lock+0x170/0x170 [ 423.315560] ? graph_lock+0x170/0x170 [ 423.319379] ? graph_lock+0x170/0x170 [ 423.323217] do_signal+0x9c/0x21e0 [ 423.326774] ? find_held_lock+0x36/0x1c0 [ 423.330863] ? setup_sigcontext+0x7d0/0x7d0 [ 423.335234] ? kernel_wait4+0x2e0/0x3f0 [ 423.339230] ? __ia32_sys_waitid+0x140/0x140 [ 423.343657] ? task_stopped_code+0x190/0x190 [ 423.348090] ? exit_to_usermode_loop+0x8c/0x380 [ 423.352792] ? __do_page_fault+0x4a6/0xed0 [ 423.357048] ? do_syscall_64+0x9a/0x820 [ 423.361042] ? do_syscall_64+0x9a/0x820 [ 423.365195] exit_to_usermode_loop+0x2e5/0x380 [ 423.369944] ? syscall_slow_exit_work+0x520/0x520 [ 423.374817] do_syscall_64+0x6be/0x820 [ 423.378724] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 423.384124] ? syscall_return_slowpath+0x5e0/0x5e0 [ 423.389086] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.393969] ? trace_hardirqs_on_caller+0x310/0x310 [ 423.399020] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 423.404063] ? prepare_exit_to_usermode+0x291/0x3b0 [ 423.409106] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.413979] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 423.419182] RIP: 0033:0x4110ba [ 423.422393] Code: Bad RIP value. [ 423.425768] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 423.433494] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 423.440777] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 423.448064] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 423.455409] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 423.462696] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 423.470011] warn_alloc_show_mem: 1 callbacks suppressed [ 423.470024] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 423.470026] Mem-Info: [ 423.470057] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 423.470057] active_file:15 inactive_file:18 isolated_file:0 [ 423.470057] unevictable:0 dirty:0 writeback:0 unstable:0 [ 423.470057] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 423.470057] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 423.470057] free:13728 free_pcp:120 free_cma:0 [ 423.475415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.482371] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 423.484787] Call Trace: [ 423.517681] Node 0 [ 423.527067] dump_stack+0x1c4/0x2b4 [ 423.554762] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 423.557343] ? dump_stack_print_info.cold.2+0x52/0x52 [ 423.559564] lowmem_reserve[]: [ 423.563213] warn_alloc.cold.119+0xb7/0x1bd [ 423.588963] 0 [ 423.594178] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 423.597268] 2817 [ 423.601602] ? lock_downgrade+0x900/0x900 [ 423.603383] 6321 6321 [ 423.608252] ? trace_hardirqs_off+0xb8/0x310 [ 423.614560] ? trace_hardirqs_off+0xb8/0x310 [ 423.617044] Node 0 [ 423.621466] __alloc_pages_slowpath+0x2667/0x2d80 [ 423.625915] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 423.628159] ? warn_alloc+0x120/0x120 [ 423.632957] lowmem_reserve[]: 0 [ 423.659713] ? warn_alloc+0x120/0x120 [ 423.663496] 0 3503 [ 423.666799] ? print_usage_bug+0xc0/0xc0 [ 423.670586] 3503 [ 423.672937] ? warn_alloc+0x120/0x120 [ 423.679057] ? print_usage_bug+0xc0/0xc0 [ 423.682842] Node 0 Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 423.686988] ? __lock_acquire+0x7ec/0x4ec0 [ 423.687005] ? mark_held_locks+0x130/0x130 [ 423.715988] lowmem_reserve[]: [ 423.720244] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.724463] 0 [ 423.727580] ? should_fail+0x22d/0xd01 [ 423.733186] 0 [ 423.735006] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.738907] 0 [ 423.740715] ? __lock_acquire+0x7ec/0x4ec0 [ 423.745795] 0 [ 423.747617] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.751839] Node 0 [ 423.753649] ? __lock_acquire+0x7ec/0x4ec0 [ 423.758732] DMA: 1*4kB [ 423.761001] ? should_fail+0x22d/0xd01 [ 423.765229] (U) [ 423.767830] ? mark_held_locks+0x130/0x130 [ 423.771700] 0*8kB [ 423.773683] ? mark_held_locks+0x130/0x130 [ 423.777928] 0*16kB [ 423.780084] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 423.784312] 1*32kB [ 423.786563] ? graph_lock+0x170/0x170 [ 423.791654] (U) [ 423.793925] ? print_usage_bug+0xc0/0xc0 [ 423.797713] 2*64kB [ 423.799698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.803744] (U) [ 423.805988] ? check_preemption_disabled+0x48/0x200 [ 423.811515] 1*128kB [ 423.813499] ? check_preemption_disabled+0x48/0x200 [ 423.818507] (U) [ 423.820847] ? __lock_is_held+0xb5/0x140 [ 423.825846] 1*256kB [ 423.827860] __alloc_pages_nodemask+0xa80/0xde0 [ 423.831940] (U) [ 423.834270] ? graph_lock+0x170/0x170 [ 423.838932] 0*512kB [ 423.840943] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 423.844732] 1*1024kB [ 423.847070] ? graph_lock+0x170/0x170 [ 423.852076] (U) [ 423.854503] ? find_held_lock+0x36/0x1c0 [ 423.858289] 1*2048kB [ 423.860280] ? ____cache_alloc_node+0x1c7/0x1e0 [ 423.864322] (M) [ 423.866943] ? lock_downgrade+0x900/0x900 [ 423.871592] 3*4096kB (M) [ 423.873591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.877718] = 15908kB [ 423.877726] Node 0 [ 423.880495] cache_grow_begin+0x91/0x8c0 [ 423.886016] DMA32: [ 423.888443] ? do_raw_spin_unlock+0xa7/0x2f0 [ 423.890668] 3*4kB [ 423.894748] fallback_alloc+0x203/0x2e0 [ 423.896969] (UM) [ 423.901387] ____cache_alloc_node+0x1c7/0x1e0 [ 423.903528] 3*8kB [ 423.907596] kmem_cache_alloc_node+0xe3/0x730 [ 423.909648] (UM) [ 423.914242] ? ipv6_get_ifaddr+0x42e/0x620 [ 423.916378] 3*16kB [ 423.920911] __alloc_skb+0x119/0x770 [ 423.922965] (UM) [ 423.927387] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 423.929611] 1*32kB [ 423.933330] ? skb_scrub_packet+0x490/0x490 [ 423.935380] (M) [ 423.940667] ? lock_downgrade+0x900/0x900 [ 423.942918] 1*64kB [ 423.947251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.949215] (M) [ 423.953376] ? refcount_sub_and_test_checked+0x203/0x310 [ 423.955600] 5*128kB [ 423.961145] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 423.963108] (UM) [ 423.968570] ? addrconf_rs_timer+0x6f0/0x6f0 [ 423.970909] 3*256kB [ 423.976377] ndisc_alloc_skb+0x144/0x340 [ 423.978422] (M) [ 423.982842] ndisc_send_rs+0x331/0x6e0 [ 423.985157] 4*512kB [ 423.989228] addrconf_rs_timer+0x3c0/0x6f0 [ 423.991197] (M) [ 423.995104] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 423.997417] 3*1024kB [ 424.001669] call_timer_fn+0x272/0x920 [ 424.003625] (UM) [ 424.007977] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.010376] 3*2048kB [ 424.014271] ? process_timeout+0x40/0x40 [ 424.016320] (UM) [ 424.020567] ? find_held_lock+0x36/0x1c0 [ 424.022968] 3*4096kB [ 424.027042] ? __run_timers+0x7da/0xc70 [ 424.029095] (M) [ 424.037482] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.039912] = 25140kB [ 424.043918] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.043937] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.045929] Node 0 [ 424.050440] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 424.053099] Normal: [ 424.057607] ? trace_hardirqs_on+0xbd/0x310 [ 424.061830] 894*4kB [ 424.064080] ? kasan_check_read+0x11/0x20 [ 424.068645] (UME) [ 424.070984] ? __run_timers+0x7da/0xc70 [ 424.075291] 400*8kB (ME) [ 424.077636] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 424.081774] 203*16kB [ 424.083939] ? prandom_seed_full_state+0x3b0/0x3b0 [ 424.087925] (ME) [ 424.090695] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.096123] 78*32kB (ME) [ 424.098553] __run_timers+0x7e5/0xc70 [ 424.103471] 15*64kB [ 424.105554] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 424.109765] (M) [ 424.112524] ? compat_start_thread+0x80/0x80 [ 424.112543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.116332] 3*128kB [ 424.118662] ? _raw_spin_unlock_irq+0x60/0x80 [ 424.124011] (UM) [ 424.125999] ? finish_task_switch+0x1f5/0x900 [ 424.130392] 0*256kB [ 424.135942] ? finish_task_switch+0x1b5/0x900 [ 424.138256] 0*512kB [ 424.142759] ? __switch_to_asm+0x34/0x70 [ 424.144811] 0*1024kB [ 424.149312] ? preempt_notifier_register+0x200/0x200 [ 424.151626] 0*2048kB [ 424.156130] ? __switch_to_asm+0x34/0x70 [ 424.158443] 0*4096kB [ 424.162509] ? __switch_to_asm+0x40/0x70 [ 424.164937] = 13864kB [ 424.170046] ? __switch_to_asm+0x34/0x70 [ 424.172494] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 424.176553] ? __switch_to_asm+0x40/0x70 [ 424.178964] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 424.183018] ? __switch_to_asm+0x34/0x70 [ 424.183034] ? __switch_to_asm+0x40/0x70 [ 424.185438] 412 total pagecache pages [ 424.189503] ? __switch_to_asm+0x40/0x70 [ 424.198333] 0 pages in swap cache [ 424.202407] ? pvclock_read_flags+0x160/0x160 [ 424.211055] Swap cache stats: add 0, delete 0, find 0/0 [ 424.211064] Free swap = 0kB [ 424.215310] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.219361] Total swap = 0kB [ 424.223168] ? check_preemption_disabled+0x48/0x200 [ 424.227219] 1965979 pages RAM [ 424.230689] ? rcu_pm_notify+0xc0/0xc0 [ 424.235157] 0 pages HighMem/MovableOnly [ 424.235166] 342745 pages reserved [ 424.240539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.243545] 0 pages cma reserved [ 424.249203] ? check_preemption_disabled+0x48/0x200 [ 424.252264] aoe: skb alloc failure [ 424.257236] run_timer_softirq+0x52/0xb0 [ 424.257253] ? rcu_read_lock_sched_held+0x108/0x120 [ 424.257271] __do_softirq+0x30b/0xad8 [ 424.260483] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 424.264357] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 424.268312] syz-executor5 cpuset= [ 424.271770] ? trace_hardirqs_off+0x310/0x310 [ 424.271786] ? trace_hardirqs_on+0x310/0x310 [ 424.277319] / [ 424.280698] ? schedule+0x108/0x460 [ 424.285702] mems_allowed=0 [ 424.289247] ? __schedule+0x1ed0/0x1ed0 [ 424.342380] ? trace_hardirqs_off+0xb8/0x310 [ 424.346810] ? ___might_sleep+0x1ed/0x300 [ 424.350977] ? smpboot_thread_fn+0x68b/0xa00 [ 424.355410] ? trace_hardirqs_on+0x310/0x310 [ 424.359836] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.365418] ? check_preemption_disabled+0x48/0x200 [ 424.370456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.376022] ? takeover_tasklets+0xa90/0xa90 [ 424.380451] run_ksoftirqd+0x94/0x100 [ 424.384269] smpboot_thread_fn+0x68b/0xa00 [ 424.388524] ? sort_range+0x30/0x30 [ 424.392172] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 424.397294] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.402850] ? __kthread_parkme+0xfb/0x1a0 [ 424.407134] kthread+0x35a/0x420 [ 424.410603] ? sort_range+0x30/0x30 [ 424.414242] ? kthread_bind+0x40/0x40 [ 424.418061] ret_from_fork+0x3a/0x50 [ 424.421811] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 424.421913] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 424.429096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 424.429101] Call Trace: [ 424.429108] [ 424.429123] dump_stack+0x1c4/0x2b4 [ 424.429145] ? dump_stack_print_info.cold.2+0x52/0x52 [ 424.435735] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 424.445017] warn_alloc.cold.119+0xb7/0x1bd [ 424.447643] ksoftirqd/1 cpuset= [ 424.449804] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 424.453424] / [ 424.458626] ? lock_downgrade+0x900/0x900 [ 424.468928] mems_allowed=0 [ 424.490189] ? trace_hardirqs_off+0xb8/0x310 [ 424.494624] ? trace_hardirqs_off+0xb8/0x310 [ 424.499060] __alloc_pages_slowpath+0x2667/0x2d80 [ 424.503973] ? warn_alloc+0x120/0x120 [ 424.507794] ? __lock_acquire+0x7ec/0x4ec0 [ 424.512337] ? warn_alloc+0x120/0x120 [ 424.516159] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 424.521976] ? print_usage_bug+0xc0/0xc0 [ 424.526060] ? warn_alloc+0x120/0x120 [ 424.529913] ? print_usage_bug+0xc0/0xc0 [ 424.533996] ? mark_held_locks+0x130/0x130 [ 424.538404] ? mark_held_locks+0x130/0x130 [ 424.542660] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.548212] ? should_fail+0x22d/0xd01 [ 424.552118] ? graph_lock+0x170/0x170 [ 424.555943] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.561065] ? __lock_acquire+0x7ec/0x4ec0 [ 424.565321] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.570443] ? should_fail+0x22d/0xd01 [ 424.574360] ? mark_held_locks+0x130/0x130 [ 424.578699] ? mark_held_locks+0x130/0x130 [ 424.582953] ? lock_downgrade+0x900/0x900 [ 424.587119] ? graph_lock+0x170/0x170 [ 424.590936] ? graph_lock+0x170/0x170 [ 424.594750] ? graph_lock+0x170/0x170 [ 424.598566] ? print_usage_bug+0xc0/0xc0 [ 424.602647] ? do_raw_spin_unlock+0xa7/0x2f0 [ 424.607078] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.612772] ? check_preemption_disabled+0x48/0x200 [ 424.617799] ? check_preemption_disabled+0x48/0x200 [ 424.622842] ? __lock_is_held+0xb5/0x140 [ 424.626954] __alloc_pages_nodemask+0xa80/0xde0 [ 424.631642] ? graph_lock+0x170/0x170 [ 424.635463] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 424.640497] ? graph_lock+0x170/0x170 [ 424.644339] ? find_held_lock+0x36/0x1c0 [ 424.648429] ? ____cache_alloc_node+0x1c7/0x1e0 [ 424.653117] ? lock_downgrade+0x900/0x900 [ 424.657405] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.662970] cache_grow_begin+0x91/0x8c0 [ 424.667054] ? do_raw_spin_unlock+0xa7/0x2f0 [ 424.671506] fallback_alloc+0x203/0x2e0 [ 424.675506] ____cache_alloc_node+0x1c7/0x1e0 [ 424.680029] kmem_cache_alloc_node+0xe3/0x730 [ 424.684549] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 424.689674] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 424.694290] __alloc_skb+0x119/0x770 [ 424.698031] ? calc_wheel_index+0x220/0x220 [ 424.702377] ? skb_scrub_packet+0x490/0x490 [ 424.706730] ? vprintk_default+0x28/0x30 [ 424.710805] ? vprintk_func+0x85/0x181 [ 424.714716] ? printk+0xa7/0xcf [ 424.718115] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 424.722932] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 424.727542] new_skb+0x26/0x1c0 [ 424.730838] aoecmd_cfg+0x279/0x7f0 [ 424.734515] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 424.738944] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.744495] ? check_preemption_disabled+0x48/0x200 [ 424.749613] ? check_preemption_disabled+0x48/0x200 [ 424.754660] ? __lock_is_held+0xb5/0x140 [ 424.758752] discover_timer+0x50/0x60 [ 424.762570] call_timer_fn+0x272/0x920 [ 424.766472] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 424.771332] ? process_timeout+0x40/0x40 [ 424.775408] ? find_held_lock+0x36/0x1c0 [ 424.779496] ? __run_timers+0x7da/0xc70 [ 424.783494] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.788017] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.792622] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 424.797481] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 424.802086] ? trace_hardirqs_on+0xbd/0x310 [ 424.806422] ? kasan_check_read+0x11/0x20 [ 424.810589] ? __run_timers+0x7da/0xc70 [ 424.814582] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 424.820064] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 424.824938] __run_timers+0x7e5/0xc70 [ 424.828767] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 424.834147] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 424.839244] ? graph_lock+0x170/0x170 [ 424.843067] ? enqueue_hrtimer+0x1a5/0x560 [ 424.847317] ? lock_release+0x970/0x970 [ 424.851309] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 424.856656] ? find_held_lock+0x36/0x1c0 [ 424.860744] ? pvclock_read_flags+0x160/0x160 [ 424.865258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.870811] ? check_preemption_disabled+0x48/0x200 [ 424.875856] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 424.881178] ? rcu_pm_notify+0xc0/0xc0 [ 424.885083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.890638] ? check_preemption_disabled+0x48/0x200 [ 424.895698] run_timer_softirq+0x52/0xb0 [ 424.899777] ? rcu_read_lock_sched_held+0x108/0x120 [ 424.904818] __do_softirq+0x30b/0xad8 [ 424.908646] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 424.913773] ? pvclock_read_flags+0x160/0x160 [ 424.918360] ? lapic_next_event+0x5a/0x90 [ 424.922798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.928355] ? check_preemption_disabled+0x48/0x200 [ 424.933390] ? check_preemption_disabled+0x48/0x200 [ 424.938451] ? kvm_clock_read+0x18/0x30 [ 424.942445] ? kvm_sched_clock_read+0x9/0x20 [ 424.946898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.956462] ? check_preemption_disabled+0x48/0x200 [ 424.961582] irq_exit+0x17f/0x1c0 [ 424.965068] smp_apic_timer_interrupt+0x1cb/0x760 [ 424.969951] ? smp_reschedule_interrupt+0x109/0x650 [ 424.974988] ? smp_call_function_single_interrupt+0x650/0x650 [ 424.980932] ? interrupt_entry+0xb5/0xf0 [ 424.985024] ? trace_hardirqs_off_caller+0xbb/0x310 [ 424.990065] ? trace_hardirqs_off_caller+0xbb/0x310 [ 424.995102] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.000225] ? trace_hardirqs_on_caller+0x310/0x310 [ 425.005256] ? trace_hardirqs_on_caller+0x310/0x310 [ 425.010439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.016004] ? check_preemption_disabled+0x48/0x200 [ 425.021053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.026618] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.031490] apic_timer_interrupt+0xf/0x20 [ 425.035733] [ 425.037987] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 425.043195] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 425.062209] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 425.069937] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 425.077220] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 425.084505] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 425.091786] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 425.099070] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 425.106390] do_exit+0x11ef/0x2610 [ 425.109985] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 425.115025] ? mm_update_next_owner+0x990/0x990 [ 425.119715] ? print_usage_bug+0xc0/0xc0 [ 425.123805] ? graph_lock+0x170/0x170 [ 425.127687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.133244] ? check_preemption_disabled+0x48/0x200 [ 425.138361] ? check_preemption_disabled+0x48/0x200 [ 425.143397] ? print_usage_bug+0xc0/0xc0 [ 425.147481] ? __lock_acquire+0x7ec/0x4ec0 [ 425.151742] ? __lock_acquire+0x7ec/0x4ec0 [ 425.156018] ? mark_held_locks+0x130/0x130 [ 425.160279] ? mark_held_locks+0x130/0x130 [ 425.164532] ? finish_task_switch+0x1b5/0x900 [ 425.169043] ? __switch_to_asm+0x34/0x70 [ 425.173122] ? __switch_to_asm+0x34/0x70 [ 425.177195] ? __switch_to_asm+0x34/0x70 [ 425.181268] ? __switch_to_asm+0x40/0x70 [ 425.185435] ? __switch_to_asm+0x34/0x70 [ 425.189508] ? __switch_to_asm+0x40/0x70 [ 425.193672] ? __switch_to_asm+0x34/0x70 [ 425.197747] ? __switch_to_asm+0x34/0x70 [ 425.201824] ? __switch_to_asm+0x34/0x70 [ 425.205925] ? __switch_to_asm+0x34/0x70 [ 425.209999] ? __switch_to_asm+0x40/0x70 [ 425.214075] ? __switch_to_asm+0x34/0x70 [ 425.218147] ? __switch_to_asm+0x40/0x70 [ 425.222229] ? graph_lock+0x170/0x170 [ 425.226074] ? graph_lock+0x170/0x170 [ 425.229923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.235570] ? wait_consider_task+0x245/0x3bb0 [ 425.240171] ? memset+0x31/0x40 [ 425.243474] ? find_held_lock+0x36/0x1c0 [ 425.247562] ? get_signal+0x95b/0x1980 [ 425.251469] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.255980] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.260500] do_group_exit+0x177/0x440 [ 425.264407] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 425.269908] ? __ia32_sys_exit+0x50/0x50 [ 425.274000] get_signal+0x8b0/0x1980 [ 425.277744] ? ptrace_notify+0x130/0x130 [ 425.281817] ? do_wait+0x57d/0xb90 [ 425.285382] ? wait_consider_task+0x3bb0/0x3bb0 [ 425.290069] ? graph_lock+0x170/0x170 [ 425.293915] ? graph_lock+0x170/0x170 [ 425.297739] ? graph_lock+0x170/0x170 [ 425.301670] do_signal+0x9c/0x21e0 [ 425.305229] ? find_held_lock+0x36/0x1c0 [ 425.309314] ? setup_sigcontext+0x7d0/0x7d0 [ 425.313662] ? kernel_wait4+0x2e0/0x3f0 [ 425.317652] ? __ia32_sys_waitid+0x140/0x140 [ 425.322079] ? task_stopped_code+0x190/0x190 [ 425.326505] ? exit_to_usermode_loop+0x8c/0x380 [ 425.331208] ? __do_page_fault+0x4a6/0xed0 [ 425.335464] ? do_syscall_64+0x9a/0x820 [ 425.339453] ? do_syscall_64+0x9a/0x820 [ 425.343447] exit_to_usermode_loop+0x2e5/0x380 [ 425.348047] ? syscall_slow_exit_work+0x520/0x520 [ 425.352935] do_syscall_64+0x6be/0x820 [ 425.356840] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 425.362243] ? syscall_return_slowpath+0x5e0/0x5e0 [ 425.367183] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.372043] ? trace_hardirqs_on_caller+0x310/0x310 [ 425.377072] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 425.382101] ? prepare_exit_to_usermode+0x291/0x3b0 [ 425.387143] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.392005] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 425.397199] RIP: 0033:0x4110ba [ 425.400399] Code: Bad RIP value. [ 425.403936] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 425.411649] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 425.418924] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 425.426202] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 425.433488] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 425.440755] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 425.448222] warn_alloc_show_mem: 1 callbacks suppressed [ 425.448235] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 425.448237] Mem-Info: [ 425.448269] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 425.448269] active_file:15 inactive_file:18 isolated_file:0 [ 425.448269] unevictable:0 dirty:0 writeback:0 unstable:0 [ 425.448269] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 425.448269] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 425.448269] free:13728 free_pcp:120 free_cma:0 [ 425.453602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 425.453611] Call Trace: [ 425.460544] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 425.462953] dump_stack+0x1c4/0x2b4 [ 425.495830] Node 0 [ 425.505194] ? dump_stack_print_info.cold.2+0x52/0x52 [ 425.507772] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 425.535438] warn_alloc.cold.119+0xb7/0x1bd [ 425.539029] lowmem_reserve[]: [ 425.541259] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 425.546426] 0 [ 425.571943] ? lock_downgrade+0x900/0x900 [ 425.576239] 2817 [ 425.579346] ? trace_hardirqs_off+0xb8/0x310 [ 425.584159] 6321 [ 425.585960] ? trace_hardirqs_off+0xb8/0x310 [ 425.590074] 6321 [ 425.592157] __alloc_pages_slowpath+0x2667/0x2d80 [ 425.596532] Node 0 [ 425.598617] ? warn_alloc+0x120/0x120 [ 425.602999] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 425.605030] ? warn_alloc+0x120/0x120 [ 425.609846] lowmem_reserve[]: 0 [ 425.612094] ? print_usage_bug+0xc0/0xc0 [ 425.615875] 0 [ 425.642590] ? warn_alloc+0x120/0x120 [ 425.646368] 3503 [ 425.649641] ? print_usage_bug+0xc0/0xc0 [ 425.653685] 3503 [ 425.655484] ? __lock_acquire+0x7ec/0x4ec0 [ 425.661318] ? __lock_acquire+0x7ec/0x4ec0 [ 425.665354] Node 0 [ 425.667420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.671653] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 425.675857] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.678073] lowmem_reserve[]: [ 425.683608] ? should_fail+0x22d/0xd01 [ 425.711950] 0 0 [ 425.717507] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.720579] 0 [ 425.724479] ? __lock_acquire+0x7ec/0x4ec0 [ 425.726428] 0 [ 425.731527] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.737524] ? __lock_acquire+0x7ec/0x4ec0 [ 425.739306] Node 0 [ 425.744401] ? should_fail+0x22d/0xd01 [ 425.744431] ? mark_held_locks+0x130/0x130 [ 425.748632] DMA: [ 425.751231] ? mark_held_locks+0x130/0x130 [ 425.755093] 1*4kB [ 425.759320] ? mark_held_locks+0xc7/0x130 [ 425.761359] (U) [ 425.765589] ? print_usage_bug+0xc0/0xc0 [ 425.767712] 0*8kB [ 425.771849] ? graph_lock+0x170/0x170 [ 425.773802] 0*16kB [ 425.777855] ? print_usage_bug+0xc0/0xc0 [ 425.779980] 1*32kB [ 425.783779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.785991] (U) [ 425.790046] ? check_preemption_disabled+0x48/0x200 [ 425.792257] 2*64kB [ 425.797785] ? check_preemption_disabled+0x48/0x200 [ 425.799738] (U) [ 425.804757] ? __lock_is_held+0xb5/0x140 [ 425.806965] 1*128kB [ 425.811978] __alloc_pages_nodemask+0xa80/0xde0 [ 425.813925] (U) [ 425.817980] ? graph_lock+0x170/0x170 [ 425.820277] 1*256kB [ 425.824957] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 425.826942] (U) [ 425.830729] ? graph_lock+0x170/0x170 [ 425.833028] 0*512kB [ 425.838065] ? find_held_lock+0x36/0x1c0 [ 425.840013] 1*1024kB [ 425.843811] ? ____cache_alloc_node+0x1c7/0x1e0 [ 425.846104] (U) [ 425.850158] ? lock_downgrade+0x900/0x900 [ 425.852541] 1*2048kB [ 425.857207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.859155] (M) [ 425.863300] cache_grow_begin+0x91/0x8c0 [ 425.865683] 3*4096kB [ 425.871213] ? do_raw_spin_unlock+0xa7/0x2f0 [ 425.873164] (M) [ 425.877223] fallback_alloc+0x203/0x2e0 [ 425.879603] = 15908kB [ 425.884008] ____cache_alloc_node+0x1c7/0x1e0 [ 425.885959] Node 0 [ 425.889937] kmem_cache_alloc_node+0xe3/0x730 [ 425.892321] DMA32: [ 425.896838] ? ipv6_get_ifaddr+0x42e/0x620 [ 425.899050] 3*4kB [ 425.903548] __alloc_skb+0x119/0x770 [ 425.905756] (UM) [ 425.909995] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 425.912116] 3*8kB [ 425.915824] ? skb_scrub_packet+0x490/0x490 [ 425.917856] (UM) [ 425.923136] ? lock_downgrade+0x900/0x900 [ 425.925257] 3*16kB (UM) [ 425.929588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.931614] 1*32kB (M) [ 425.935768] ? refcount_sub_and_test_checked+0x203/0x310 [ 425.938409] 1*64kB (M) [ 425.943953] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 425.946509] 5*128kB [ 425.951959] ? addrconf_rs_timer+0x6f0/0x6f0 [ 425.954516] (UM) [ 425.959972] ndisc_alloc_skb+0x144/0x340 [ 425.962274] 3*256kB [ 425.966770] ndisc_send_rs+0x331/0x6e0 [ 425.968801] (M) [ 425.972860] addrconf_rs_timer+0x3c0/0x6f0 [ 425.975183] 4*512kB [ 425.979098] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.981044] (M) [ 425.985296] call_timer_fn+0x272/0x920 [ 425.987591] 3*1024kB [ 425.991820] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.993770] (UM) [ 425.997655] ? process_timeout+0x40/0x40 [ 426.000036] 3*2048kB [ 426.004267] ? find_held_lock+0x36/0x1c0 [ 426.006300] (UM) [ 426.010360] ? __run_timers+0x7da/0xc70 [ 426.012738] 3*4096kB [ 426.016790] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.018824] (M) [ 426.022791] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.025173] = 25140kB [ 426.029672] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.031627] Node 0 [ 426.036119] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 426.038509] Normal: [ 426.042747] ? trace_hardirqs_on+0xbd/0x310 [ 426.044958] 894*4kB [ 426.049536] ? kasan_check_read+0x11/0x20 [ 426.051829] (UME) [ 426.056647] ? __run_timers+0x7da/0xc70 [ 426.058951] 400*8kB [ 426.063095] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 426.065218] (ME) [ 426.069191] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.071491] 203*16kB [ 426.076928] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.078963] (ME) [ 426.083197] __run_timers+0x7e5/0xc70 [ 426.085585] 78*32kB [ 426.089822] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 426.091848] (ME) [ 426.095647] ? compat_start_thread+0x80/0x80 [ 426.097948] 15*64kB [ 426.103309] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.105342] (M) [ 426.109748] ? _raw_spin_unlock_irq+0x60/0x80 [ 426.112048] 3*128kB [ 426.117579] ? finish_task_switch+0x1f5/0x900 [ 426.119529] (UM) [ 426.124017] ? finish_task_switch+0x1b5/0x900 [ 426.126315] 0*256kB [ 426.130805] ? __switch_to_asm+0x34/0x70 [ 426.132844] 0*512kB [ 426.137330] ? preempt_notifier_register+0x200/0x200 [ 426.139626] 0*1024kB [ 426.143675] ? __switch_to_asm+0x34/0x70 [ 426.145979] 0*2048kB [ 426.151072] ? __switch_to_asm+0x40/0x70 [ 426.153465] 0*4096kB [ 426.157515] ? __switch_to_asm+0x34/0x70 [ 426.159907] = 13864kB [ 426.163952] ? __switch_to_asm+0x40/0x70 [ 426.166342] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 426.170387] ? __switch_to_asm+0x34/0x70 [ 426.172780] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 426.176820] ? __switch_to_asm+0x40/0x70 [ 426.176836] ? __switch_to_asm+0x40/0x70 [ 426.185652] 412 total pagecache pages [ 426.189707] ? pvclock_read_flags+0x160/0x160 [ 426.198256] 0 pages in swap cache [ 426.202309] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.206341] Swap cache stats: add 0, delete 0, find 0/0 [ 426.206350] Free swap = 0kB [ 426.210146] ? check_preemption_disabled+0x48/0x200 [ 426.214608] Total swap = 0kB [ 426.214616] 1965979 pages RAM [ 426.218072] ? rcu_pm_notify+0xc0/0xc0 [ 426.223572] 0 pages HighMem/MovableOnly [ 426.228939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.231926] 342745 pages reserved [ 426.231934] 0 pages cma reserved [ 426.236940] ? check_preemption_disabled+0x48/0x200 [ 426.240007] aoe: skb alloc failure [ 426.243036] run_timer_softirq+0x52/0xb0 [ 426.246975] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 426.250879] ? rcu_read_lock_sched_held+0x108/0x120 [ 426.256394] syz-executor5 cpuset= [ 426.259847] __do_softirq+0x30b/0xad8 [ 426.263196] / [ 426.268214] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 426.271721] mems_allowed=0 [ 426.275775] ? trace_hardirqs_off+0x310/0x310 [ 426.312666] ? trace_hardirqs_on+0x310/0x310 [ 426.317090] ? schedule+0x108/0x460 [ 426.320727] ? __schedule+0x1ed0/0x1ed0 [ 426.324710] ? trace_hardirqs_off+0xb8/0x310 [ 426.329120] ? ___might_sleep+0x1ed/0x300 [ 426.333272] ? smpboot_thread_fn+0x68b/0xa00 [ 426.337693] ? trace_hardirqs_on+0x310/0x310 [ 426.342112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.347654] ? check_preemption_disabled+0x48/0x200 [ 426.352676] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.358223] ? takeover_tasklets+0xa90/0xa90 [ 426.362637] run_ksoftirqd+0x94/0x100 [ 426.366445] smpboot_thread_fn+0x68b/0xa00 [ 426.370687] ? sort_range+0x30/0x30 [ 426.374318] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 426.379433] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.384979] ? __kthread_parkme+0xfb/0x1a0 [ 426.389225] kthread+0x35a/0x420 [ 426.392594] ? sort_range+0x30/0x30 [ 426.396222] ? kthread_bind+0x40/0x40 [ 426.400027] ret_from_fork+0x3a/0x50 [ 426.403762] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 426.403842] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 426.411036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.411046] Call Trace: [ 426.417661] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 426.426886] [ 426.429460] ksoftirqd/1 cpuset= [ 426.439773] dump_stack+0x1c4/0x2b4 [ 426.441895] / [ 426.445174] ? dump_stack_print_info.cold.2+0x52/0x52 [ 426.448775] mems_allowed=0 [ 426.450492] warn_alloc.cold.119+0xb7/0x1bd [ 426.462894] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 426.467756] ? lock_downgrade+0x900/0x900 [ 426.471937] ? trace_hardirqs_off+0xb8/0x310 [ 426.476355] ? trace_hardirqs_off+0xb8/0x310 [ 426.480776] __alloc_pages_slowpath+0x2667/0x2d80 [ 426.485655] ? warn_alloc+0x120/0x120 [ 426.489460] ? warn_alloc+0x120/0x120 [ 426.493262] ? print_usage_bug+0xc0/0xc0 [ 426.497333] ? warn_alloc+0x120/0x120 [ 426.501134] ? print_usage_bug+0xc0/0xc0 [ 426.505196] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 426.510210] ? ktime_get+0x2e1/0x440 [ 426.513930] ? check_preemption_disabled+0x48/0x200 [ 426.518954] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.524491] ? should_fail+0x22d/0xd01 [ 426.528378] ? kasan_check_read+0x11/0x20 [ 426.532531] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 426.537824] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.542932] ? __lock_acquire+0x7ec/0x4ec0 [ 426.547181] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.552294] ? should_fail+0x22d/0xd01 [ 426.556197] ? mark_held_locks+0x130/0x130 [ 426.560435] ? mark_held_locks+0x130/0x130 [ 426.564674] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.570217] ? graph_lock+0x170/0x170 [ 426.574019] ? mark_held_locks+0xc7/0x130 [ 426.578170] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 426.583193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.588730] ? check_preemption_disabled+0x48/0x200 [ 426.593745] ? check_preemption_disabled+0x48/0x200 [ 426.598774] ? __lock_is_held+0xb5/0x140 [ 426.602844] __alloc_pages_nodemask+0xa80/0xde0 [ 426.607521] ? graph_lock+0x170/0x170 [ 426.611326] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 426.616343] ? graph_lock+0x170/0x170 [ 426.620155] ? find_held_lock+0x36/0x1c0 [ 426.624228] ? ____cache_alloc_node+0x1c7/0x1e0 [ 426.628909] ? lock_downgrade+0x900/0x900 [ 426.633069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.638618] cache_grow_begin+0x91/0x8c0 [ 426.642683] ? do_raw_spin_unlock+0xa7/0x2f0 [ 426.647104] fallback_alloc+0x203/0x2e0 [ 426.651086] ____cache_alloc_node+0x1c7/0x1e0 [ 426.655586] kmem_cache_alloc_node+0xe3/0x730 [ 426.660085] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 426.665187] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 426.669785] __alloc_skb+0x119/0x770 [ 426.673500] ? calc_wheel_index+0x220/0x220 [ 426.677828] ? skb_scrub_packet+0x490/0x490 [ 426.682162] ? vprintk_default+0x28/0x30 [ 426.686227] ? vprintk_func+0x85/0x181 [ 426.690119] ? printk+0xa7/0xcf [ 426.693400] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 426.698162] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 426.702751] new_skb+0x26/0x1c0 [ 426.706042] aoecmd_cfg+0x279/0x7f0 [ 426.709692] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 426.714116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.719657] ? check_preemption_disabled+0x48/0x200 [ 426.724671] ? check_preemption_disabled+0x48/0x200 [ 426.729698] ? __lock_is_held+0xb5/0x140 [ 426.733771] discover_timer+0x50/0x60 [ 426.737578] call_timer_fn+0x272/0x920 [ 426.741467] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 426.746319] ? process_timeout+0x40/0x40 [ 426.750378] ? find_held_lock+0x36/0x1c0 [ 426.754453] ? __run_timers+0x7da/0xc70 [ 426.758433] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.762936] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.767430] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 426.772279] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 426.776862] ? trace_hardirqs_on+0xbd/0x310 [ 426.781206] ? kasan_check_read+0x11/0x20 [ 426.785355] ? __run_timers+0x7da/0xc70 [ 426.789334] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 426.794800] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 426.799648] __run_timers+0x7e5/0xc70 [ 426.803463] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 426.808833] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 426.813850] ? graph_lock+0x170/0x170 [ 426.817666] ? enqueue_hrtimer+0x1a5/0x560 [ 426.821915] ? lock_release+0x970/0x970 [ 426.825896] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 426.831098] ? find_held_lock+0x36/0x1c0 [ 426.835168] ? pvclock_read_flags+0x160/0x160 [ 426.839662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.845198] ? check_preemption_disabled+0x48/0x200 [ 426.850224] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 426.855505] ? rcu_pm_notify+0xc0/0xc0 [ 426.859393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.864941] ? check_preemption_disabled+0x48/0x200 [ 426.869965] run_timer_softirq+0x52/0xb0 [ 426.874026] ? rcu_read_lock_sched_held+0x108/0x120 [ 426.879043] __do_softirq+0x30b/0xad8 [ 426.882853] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 426.887970] ? pvclock_read_flags+0x160/0x160 [ 426.892467] ? lapic_next_event+0x5a/0x90 [ 426.896622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.902161] ? check_preemption_disabled+0x48/0x200 [ 426.907178] ? check_preemption_disabled+0x48/0x200 [ 426.912199] ? kvm_clock_read+0x18/0x30 [ 426.916177] ? kvm_sched_clock_read+0x9/0x20 [ 426.920693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.926240] ? check_preemption_disabled+0x48/0x200 [ 426.931268] irq_exit+0x17f/0x1c0 [ 426.934730] smp_apic_timer_interrupt+0x1cb/0x760 [ 426.939576] ? smp_reschedule_interrupt+0x109/0x650 [ 426.944597] ? smp_call_function_single_interrupt+0x650/0x650 [ 426.950485] ? interrupt_entry+0xb5/0xf0 [ 426.954548] ? trace_hardirqs_off_caller+0xbb/0x310 [ 426.959565] ? trace_hardirqs_off_caller+0xbb/0x310 [ 426.964588] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.969433] ? trace_hardirqs_on_caller+0x310/0x310 [ 426.974448] ? trace_hardirqs_on_caller+0x310/0x310 [ 426.979466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.985003] ? check_preemption_disabled+0x48/0x200 [ 426.990022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.995572] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.000431] apic_timer_interrupt+0xf/0x20 [ 427.004662] [ 427.006915] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 427.012108] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 427.031017] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 427.038751] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 427.046039] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 427.053312] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 427.060582] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 427.067851] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 427.075159] do_exit+0x11ef/0x2610 [ 427.078708] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 427.083734] ? mm_update_next_owner+0x990/0x990 [ 427.088407] ? print_usage_bug+0xc0/0xc0 [ 427.092472] ? graph_lock+0x170/0x170 [ 427.096277] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.101818] ? check_preemption_disabled+0x48/0x200 [ 427.106835] ? check_preemption_disabled+0x48/0x200 [ 427.111860] ? print_usage_bug+0xc0/0xc0 [ 427.115940] ? __lock_acquire+0x7ec/0x4ec0 [ 427.120183] ? __lock_acquire+0x7ec/0x4ec0 [ 427.124438] ? mark_held_locks+0x130/0x130 [ 427.128687] ? mark_held_locks+0x130/0x130 [ 427.132928] ? finish_task_switch+0x1b5/0x900 [ 427.137426] ? __switch_to_asm+0x34/0x70 [ 427.141489] ? __switch_to_asm+0x34/0x70 [ 427.145553] ? __switch_to_asm+0x34/0x70 [ 427.149621] ? __switch_to_asm+0x40/0x70 [ 427.153688] ? __switch_to_asm+0x34/0x70 [ 427.157746] ? __switch_to_asm+0x40/0x70 [ 427.161806] ? __switch_to_asm+0x34/0x70 [ 427.165878] ? __switch_to_asm+0x34/0x70 [ 427.169943] ? __switch_to_asm+0x34/0x70 [ 427.174002] ? __switch_to_asm+0x34/0x70 [ 427.178061] ? __switch_to_asm+0x40/0x70 [ 427.182119] ? __switch_to_asm+0x34/0x70 [ 427.186182] ? __switch_to_asm+0x40/0x70 [ 427.190249] ? graph_lock+0x170/0x170 [ 427.194052] ? graph_lock+0x170/0x170 [ 427.197853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.203398] ? wait_consider_task+0x245/0x3bb0 [ 427.207991] ? memset+0x31/0x40 [ 427.211281] ? find_held_lock+0x36/0x1c0 [ 427.215356] ? get_signal+0x95b/0x1980 [ 427.219248] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.223745] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.228251] do_group_exit+0x177/0x440 [ 427.232144] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 427.237594] ? __ia32_sys_exit+0x50/0x50 [ 427.241669] get_signal+0x8b0/0x1980 [ 427.245399] ? ptrace_notify+0x130/0x130 [ 427.249458] ? do_wait+0x57d/0xb90 [ 427.253008] ? wait_consider_task+0x3bb0/0x3bb0 [ 427.257678] ? graph_lock+0x170/0x170 [ 427.261483] ? graph_lock+0x170/0x170 [ 427.265286] ? graph_lock+0x170/0x170 [ 427.269103] do_signal+0x9c/0x21e0 [ 427.272647] ? find_held_lock+0x36/0x1c0 [ 427.276748] ? setup_sigcontext+0x7d0/0x7d0 [ 427.281072] ? kernel_wait4+0x2e0/0x3f0 [ 427.285059] ? __ia32_sys_waitid+0x140/0x140 [ 427.289486] ? task_stopped_code+0x190/0x190 [ 427.293910] ? exit_to_usermode_loop+0x8c/0x380 [ 427.298601] ? __do_page_fault+0x4a6/0xed0 [ 427.302842] ? do_syscall_64+0x9a/0x820 [ 427.306826] ? do_syscall_64+0x9a/0x820 [ 427.310808] exit_to_usermode_loop+0x2e5/0x380 [ 427.315398] ? syscall_slow_exit_work+0x520/0x520 [ 427.320257] do_syscall_64+0x6be/0x820 [ 427.324145] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 427.329513] ? syscall_return_slowpath+0x5e0/0x5e0 [ 427.334441] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.339289] ? trace_hardirqs_on_caller+0x310/0x310 [ 427.344305] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 427.349322] ? prepare_exit_to_usermode+0x291/0x3b0 [ 427.354344] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.359195] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 427.364385] RIP: 0033:0x4110ba [ 427.367583] Code: Bad RIP value. [ 427.370975] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 427.378686] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 427.385955] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 427.393230] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 427.400503] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 427.407770] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 427.415061] warn_alloc_show_mem: 1 callbacks suppressed [ 427.415073] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 427.415075] Mem-Info: [ 427.415106] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 427.415106] active_file:15 inactive_file:18 isolated_file:0 [ 427.415106] unevictable:0 dirty:0 writeback:0 unstable:0 [ 427.415106] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 427.415106] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 427.415106] free:13728 free_pcp:120 free_cma:0 [ 427.420439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.420448] Call Trace: [ 427.427383] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 427.429790] dump_stack+0x1c4/0x2b4 [ 427.462657] Node 0 [ 427.472023] ? dump_stack_print_info.cold.2+0x52/0x52 [ 427.474604] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 427.502260] warn_alloc.cold.119+0xb7/0x1bd [ 427.505859] lowmem_reserve[]: [ 427.508099] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 427.513262] 0 [ 427.538762] ? lock_downgrade+0x900/0x900 [ 427.543055] 2817 6321 [ 427.546171] ? trace_hardirqs_off+0xb8/0x310 [ 427.550985] 6321 [ 427.552782] ? trace_hardirqs_off+0xb8/0x310 [ 427.559392] __alloc_pages_slowpath+0x2667/0x2d80 [ 427.563772] Node 0 [ 427.565854] ? warn_alloc+0x120/0x120 [ 427.570236] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 427.575047] ? warn_alloc+0x120/0x120 [ 427.577250] lowmem_reserve[]: 0 [ 427.581056] ? print_usage_bug+0xc0/0xc0 [ 427.607747] 0 3503 [ 427.611559] ? warn_alloc+0x120/0x120 [ 427.614808] 3503 [ 427.618866] ? print_usage_bug+0xc0/0xc0 [ 427.621089] Node 0 [ 427.624892] ? __lock_acquire+0x7ec/0x4ec0 [ 427.626961] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 427.630991] ? __lock_acquire+0x7ec/0x4ec0 [ 427.633200] lowmem_reserve[]: [ 427.637436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.665780] 0 0 [ 427.670036] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.673107] 0 [ 427.678640] ? should_fail+0x22d/0xd01 [ 427.680594] 0 [ 427.686128] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.691780] ? __lock_acquire+0x7ec/0x4ec0 [ 427.693554] Node 0 [ 427.698649] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.702854] DMA: [ 427.705097] ? __lock_acquire+0x7ec/0x4ec0 [ 427.710172] 1*4kB [ 427.712230] ? should_fail+0x22d/0xd01 [ 427.716441] (U) [ 427.718589] ? mark_held_locks+0x130/0x130 [ 427.722444] 0*8kB [ 427.724419] ? mark_held_locks+0x130/0x130 [ 427.728623] 0*16kB [ 427.730769] ? mark_held_locks+0xc7/0x130 [ 427.734987] 1*32kB (U) [ 427.737226] ? print_usage_bug+0xc0/0xc0 [ 427.741348] 2*64kB [ 427.743926] ? graph_lock+0x170/0x170 [ 427.747962] (U) [ 427.750191] ? print_usage_bug+0xc0/0xc0 [ 427.753968] 1*128kB [ 427.755936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.759970] (U) [ 427.762286] ? check_preemption_disabled+0x48/0x200 [ 427.767797] 1*256kB [ 427.769772] ? check_preemption_disabled+0x48/0x200 [ 427.774761] (U) [ 427.777097] ? __lock_is_held+0xb5/0x140 [ 427.782079] 0*512kB [ 427.784055] __alloc_pages_nodemask+0xa80/0xde0 [ 427.788084] 1*1024kB (U) [ 427.790420] ? graph_lock+0x170/0x170 [ 427.795056] 1*2048kB (M) [ 427.797822] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 427.801592] 3*4096kB [ 427.804345] ? graph_lock+0x170/0x170 [ 427.809331] (M) [ 427.811744] ? find_held_lock+0x36/0x1c0 [ 427.815504] = 15908kB [ 427.815512] Node 0 [ 427.817487] ? ____cache_alloc_node+0x1c7/0x1e0 [ 427.821509] DMA32: 3*4kB [ 427.823922] ? lock_downgrade+0x900/0x900 [ 427.823945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.826155] (UM) [ 427.830823] cache_grow_begin+0x91/0x8c0 [ 427.833573] 3*8kB [ 427.837725] ? do_raw_spin_unlock+0xa7/0x2f0 [ 427.843230] (UM) [ 427.845297] fallback_alloc+0x203/0x2e0 [ 427.849325] 3*16kB [ 427.851478] ____cache_alloc_node+0x1c7/0x1e0 [ 427.855856] (UM) [ 427.857930] kmem_cache_alloc_node+0xe3/0x730 [ 427.861885] 1*32kB (M) [ 427.864132] ? ipv6_get_ifaddr+0x42e/0x620 [ 427.868602] 1*64kB [ 427.870663] __alloc_skb+0x119/0x770 [ 427.875124] (M) [ 427.877709] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 427.881913] 5*128kB [ 427.884146] ? skb_scrub_packet+0x490/0x490 [ 427.887833] (UM) [ 427.889803] ? lock_downgrade+0x900/0x900 [ 427.895055] 3*256kB [ 427.897384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.901672] (M) [ 427.903740] ? refcount_sub_and_test_checked+0x203/0x310 [ 427.907861] 4*512kB [ 427.910192] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 427.915692] (M) 3*1024kB [ 427.917677] ? addrconf_rs_timer+0x6f0/0x6f0 [ 427.923099] (UM) [ 427.925438] ndisc_alloc_skb+0x144/0x340 [ 427.930841] 3*2048kB (UM) [ 427.933616] ndisc_send_rs+0x331/0x6e0 [ 427.937995] 3*4096kB [ 427.940060] addrconf_rs_timer+0x3c0/0x6f0 [ 427.944102] (M) [ 427.946945] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.950802] = 25140kB [ 427.953214] call_timer_fn+0x272/0x920 [ 427.957407] Node 0 Normal: [ 427.959389] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.963599] 894*4kB [ 427.966006] ? process_timeout+0x40/0x40 [ 427.969883] (UME) [ 427.972810] ? find_held_lock+0x36/0x1c0 [ 427.977022] 400*8kB [ 427.979347] ? __run_timers+0x7da/0xc70 [ 427.983374] (ME) 203*16kB [ 427.985545] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.989575] (ME) [ 427.991898] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.995850] 78*32kB [ 427.998697] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.003160] (ME) 15*64kB [ 428.005228] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 428.005262] ? trace_hardirqs_on+0xbd/0x310 [ 428.009738] (M) [ 428.012061] ? kasan_check_read+0x11/0x20 [ 428.016267] 3*128kB [ 428.019022] ? __run_timers+0x7da/0xc70 [ 428.023573] (UM) [ 428.027898] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 428.029855] 0*256kB [ 428.034005] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.036300] 0*512kB [ 428.040268] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 428.042305] 0*1024kB [ 428.047754] __run_timers+0x7e5/0xc70 [ 428.050056] 0*2048kB [ 428.054825] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 428.057118] 0*4096kB [ 428.061347] ? compat_start_thread+0x80/0x80 [ 428.063733] = 13864kB [ 428.067537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.069930] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 428.075282] ? _raw_spin_unlock_irq+0x60/0x80 [ 428.077668] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 428.082061] ? finish_task_switch+0x1f5/0x900 [ 428.084443] 412 total pagecache pages [ 428.089974] ? finish_task_switch+0x1b5/0x900 [ 428.098789] 0 pages in swap cache [ 428.103279] ? __switch_to_asm+0x34/0x70 [ 428.111826] Swap cache stats: add 0, delete 0, find 0/0 [ 428.111836] Free swap = 0kB [ 428.116334] ? preempt_notifier_register+0x200/0x200 [ 428.120106] Total swap = 0kB [ 428.124600] ? __switch_to_asm+0x34/0x70 [ 428.128025] 1965979 pages RAM [ 428.132098] ? __switch_to_asm+0x40/0x70 [ 428.137424] 0 pages HighMem/MovableOnly [ 428.137433] 342745 pages reserved [ 428.140451] ? __switch_to_asm+0x34/0x70 [ 428.145524] 0 pages cma reserved [ 428.145591] aoe: skb alloc failure [ 428.148541] ? __switch_to_asm+0x40/0x70 [ 428.148557] ? __switch_to_asm+0x34/0x70 [ 428.152627] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 428.155691] ? __switch_to_asm+0x40/0x70 [ 428.159725] syz-executor5 cpuset= [ 428.163696] ? __switch_to_asm+0x40/0x70 [ 428.167125] / [ 428.171186] ? pvclock_read_flags+0x160/0x160 [ 428.174529] mems_allowed=0 [ 428.178064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.222787] ? check_preemption_disabled+0x48/0x200 [ 428.227822] ? rcu_pm_notify+0xc0/0xc0 [ 428.231718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.237256] ? check_preemption_disabled+0x48/0x200 [ 428.242283] run_timer_softirq+0x52/0xb0 [ 428.246345] ? rcu_read_lock_sched_held+0x108/0x120 [ 428.251433] __do_softirq+0x30b/0xad8 [ 428.255251] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 428.260354] ? trace_hardirqs_off+0x310/0x310 [ 428.264849] ? trace_hardirqs_on+0x310/0x310 [ 428.269276] ? schedule+0x108/0x460 [ 428.272910] ? __schedule+0x1ed0/0x1ed0 [ 428.276901] ? trace_hardirqs_off+0xb8/0x310 [ 428.281311] ? ___might_sleep+0x1ed/0x300 [ 428.285463] ? smpboot_thread_fn+0x68b/0xa00 [ 428.289886] ? trace_hardirqs_on+0x310/0x310 [ 428.294300] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.299840] ? check_preemption_disabled+0x48/0x200 [ 428.304879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.310436] ? takeover_tasklets+0xa90/0xa90 [ 428.314851] run_ksoftirqd+0x94/0x100 [ 428.318665] smpboot_thread_fn+0x68b/0xa00 [ 428.322913] ? sort_range+0x30/0x30 [ 428.326547] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 428.331654] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.337203] ? __kthread_parkme+0xfb/0x1a0 [ 428.341449] kthread+0x35a/0x420 [ 428.344814] ? sort_range+0x30/0x30 [ 428.348440] ? kthread_bind+0x40/0x40 [ 428.352248] ret_from_fork+0x3a/0x50 [ 428.355983] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 428.356076] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 428.363255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.363264] Call Trace: [ 428.369883] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 428.379100] [ 428.381676] ksoftirqd/1 cpuset= [ 428.391998] dump_stack+0x1c4/0x2b4 [ 428.394125] / [ 428.397405] ? dump_stack_print_info.cold.2+0x52/0x52 [ 428.401010] mems_allowed=0 [ 428.402734] warn_alloc.cold.119+0xb7/0x1bd [ 428.415143] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 428.419995] ? lock_downgrade+0x900/0x900 [ 428.424152] ? trace_hardirqs_off+0xb8/0x310 [ 428.428580] ? trace_hardirqs_off+0xb8/0x310 [ 428.433018] __alloc_pages_slowpath+0x2667/0x2d80 [ 428.437917] ? warn_alloc+0x120/0x120 [ 428.441750] ? __lock_acquire+0x7ec/0x4ec0 [ 428.445994] ? warn_alloc+0x120/0x120 [ 428.449808] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 428.455616] ? print_usage_bug+0xc0/0xc0 [ 428.459685] ? warn_alloc+0x120/0x120 [ 428.463495] ? print_usage_bug+0xc0/0xc0 [ 428.467564] ? mark_held_locks+0x130/0x130 [ 428.471804] ? mark_held_locks+0x130/0x130 [ 428.476044] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.481584] ? should_fail+0x22d/0xd01 [ 428.485477] ? graph_lock+0x170/0x170 [ 428.489284] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 428.494402] ? __lock_acquire+0x7ec/0x4ec0 [ 428.498651] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 428.503758] ? should_fail+0x22d/0xd01 [ 428.507666] ? mark_held_locks+0x130/0x130 [ 428.511921] ? mark_held_locks+0x130/0x130 [ 428.516161] ? lock_downgrade+0x900/0x900 [ 428.520312] ? graph_lock+0x170/0x170 [ 428.524113] ? graph_lock+0x170/0x170 [ 428.527920] ? graph_lock+0x170/0x170 [ 428.531720] ? print_usage_bug+0xc0/0xc0 [ 428.535779] ? do_raw_spin_unlock+0xa7/0x2f0 [ 428.540191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.545734] ? check_preemption_disabled+0x48/0x200 [ 428.550747] ? check_preemption_disabled+0x48/0x200 [ 428.555892] ? __lock_is_held+0xb5/0x140 [ 428.559988] __alloc_pages_nodemask+0xa80/0xde0 [ 428.564657] ? graph_lock+0x170/0x170 [ 428.568466] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 428.573480] ? graph_lock+0x170/0x170 [ 428.577291] ? find_held_lock+0x36/0x1c0 [ 428.581366] ? ____cache_alloc_node+0x1c7/0x1e0 [ 428.586037] ? lock_downgrade+0x900/0x900 [ 428.590197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.595751] cache_grow_begin+0x91/0x8c0 [ 428.599818] ? do_raw_spin_unlock+0xa7/0x2f0 [ 428.604241] fallback_alloc+0x203/0x2e0 [ 428.608225] ____cache_alloc_node+0x1c7/0x1e0 [ 428.612732] kmem_cache_alloc_node+0xe3/0x730 [ 428.617234] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 428.622342] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 428.626938] __alloc_skb+0x119/0x770 [ 428.630652] ? calc_wheel_index+0x220/0x220 [ 428.634976] ? skb_scrub_packet+0x490/0x490 [ 428.639313] ? vprintk_default+0x28/0x30 [ 428.643378] ? vprintk_func+0x85/0x181 [ 428.647270] ? printk+0xa7/0xcf [ 428.650551] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 428.655315] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 428.659916] new_skb+0x26/0x1c0 [ 428.663202] aoecmd_cfg+0x279/0x7f0 [ 428.666839] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 428.671174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.676715] ? check_preemption_disabled+0x48/0x200 [ 428.681729] ? check_preemption_disabled+0x48/0x200 [ 428.686756] ? __lock_is_held+0xb5/0x140 [ 428.690831] discover_timer+0x50/0x60 [ 428.694633] call_timer_fn+0x272/0x920 [ 428.698525] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 428.703372] ? process_timeout+0x40/0x40 [ 428.707435] ? find_held_lock+0x36/0x1c0 [ 428.711508] ? __run_timers+0x7da/0xc70 [ 428.715490] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.719984] ? _raw_spin_unlock_irq+0x27/0x80 [ 428.724477] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 428.729327] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 428.733920] ? trace_hardirqs_on+0xbd/0x310 [ 428.738247] ? kasan_check_read+0x11/0x20 [ 428.742398] ? __run_timers+0x7da/0xc70 [ 428.746373] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 428.751839] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 428.756689] __run_timers+0x7e5/0xc70 [ 428.760503] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 428.765883] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 428.770924] ? graph_lock+0x170/0x170 [ 428.774746] ? enqueue_hrtimer+0x1a5/0x560 [ 428.778996] ? lock_release+0x970/0x970 [ 428.782978] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 428.788180] ? find_held_lock+0x36/0x1c0 [ 428.792254] ? pvclock_read_flags+0x160/0x160 [ 428.796755] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.802297] ? check_preemption_disabled+0x48/0x200 [ 428.807324] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 428.812604] ? rcu_pm_notify+0xc0/0xc0 [ 428.816496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.822038] ? check_preemption_disabled+0x48/0x200 [ 428.827073] run_timer_softirq+0x52/0xb0 [ 428.831136] ? rcu_read_lock_sched_held+0x108/0x120 [ 428.836184] __do_softirq+0x30b/0xad8 [ 428.840006] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 428.845122] ? pvclock_read_flags+0x160/0x160 [ 428.849622] ? lapic_next_event+0x5a/0x90 [ 428.853775] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.859316] ? check_preemption_disabled+0x48/0x200 [ 428.864335] ? check_preemption_disabled+0x48/0x200 [ 428.869360] ? kvm_clock_read+0x18/0x30 [ 428.873337] ? kvm_sched_clock_read+0x9/0x20 [ 428.877777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.883320] ? check_preemption_disabled+0x48/0x200 [ 428.888354] irq_exit+0x17f/0x1c0 [ 428.891818] smp_apic_timer_interrupt+0x1cb/0x760 [ 428.896686] ? smp_reschedule_interrupt+0x109/0x650 [ 428.901711] ? smp_call_function_single_interrupt+0x650/0x650 [ 428.907606] ? interrupt_entry+0xb5/0xf0 [ 428.911675] ? trace_hardirqs_off_caller+0xbb/0x310 [ 428.916697] ? trace_hardirqs_off_caller+0xbb/0x310 [ 428.922176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.927027] ? trace_hardirqs_on_caller+0x310/0x310 [ 428.932126] ? trace_hardirqs_on_caller+0x310/0x310 [ 428.937157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.942696] ? check_preemption_disabled+0x48/0x200 [ 428.947718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.953363] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.958222] apic_timer_interrupt+0xf/0x20 [ 428.962454] [ 428.964691] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 428.969889] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 428.988799] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 428.996517] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 429.003788] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 429.011057] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 429.018332] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 429.025612] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 429.032932] do_exit+0x11ef/0x2610 [ 429.036481] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 429.041516] ? mm_update_next_owner+0x990/0x990 [ 429.046186] ? print_usage_bug+0xc0/0xc0 [ 429.050250] ? graph_lock+0x170/0x170 [ 429.054059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.059607] ? check_preemption_disabled+0x48/0x200 [ 429.064625] ? check_preemption_disabled+0x48/0x200 [ 429.069643] ? print_usage_bug+0xc0/0xc0 [ 429.073713] ? __lock_acquire+0x7ec/0x4ec0 [ 429.077954] ? __lock_acquire+0x7ec/0x4ec0 [ 429.082210] ? mark_held_locks+0x130/0x130 [ 429.086457] ? mark_held_locks+0x130/0x130 [ 429.090699] ? finish_task_switch+0x1b5/0x900 [ 429.095199] ? __switch_to_asm+0x34/0x70 [ 429.099262] ? __switch_to_asm+0x34/0x70 [ 429.103327] ? __switch_to_asm+0x34/0x70 [ 429.107387] ? __switch_to_asm+0x40/0x70 [ 429.111447] ? __switch_to_asm+0x34/0x70 [ 429.115509] ? __switch_to_asm+0x40/0x70 [ 429.119655] ? __switch_to_asm+0x34/0x70 [ 429.123729] ? __switch_to_asm+0x34/0x70 [ 429.127790] ? __switch_to_asm+0x34/0x70 [ 429.131853] ? __switch_to_asm+0x34/0x70 [ 429.135938] ? __switch_to_asm+0x40/0x70 [ 429.139996] ? __switch_to_asm+0x34/0x70 [ 429.144054] ? __switch_to_asm+0x40/0x70 [ 429.148126] ? graph_lock+0x170/0x170 [ 429.151938] ? graph_lock+0x170/0x170 [ 429.155741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.161278] ? wait_consider_task+0x245/0x3bb0 [ 429.165866] ? memset+0x31/0x40 [ 429.169165] ? find_held_lock+0x36/0x1c0 [ 429.173237] ? get_signal+0x95b/0x1980 [ 429.177136] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.181650] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.186153] do_group_exit+0x177/0x440 [ 429.190049] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 429.195506] ? __ia32_sys_exit+0x50/0x50 [ 429.199587] get_signal+0x8b0/0x1980 [ 429.203313] ? ptrace_notify+0x130/0x130 [ 429.207383] ? do_wait+0x57d/0xb90 [ 429.210936] ? wait_consider_task+0x3bb0/0x3bb0 [ 429.215604] ? graph_lock+0x170/0x170 [ 429.219403] ? graph_lock+0x170/0x170 [ 429.223212] ? graph_lock+0x170/0x170 [ 429.227045] do_signal+0x9c/0x21e0 [ 429.230590] ? find_held_lock+0x36/0x1c0 [ 429.234663] ? setup_sigcontext+0x7d0/0x7d0 [ 429.238988] ? kernel_wait4+0x2e0/0x3f0 [ 429.242968] ? __ia32_sys_waitid+0x140/0x140 [ 429.247397] ? task_stopped_code+0x190/0x190 [ 429.251815] ? exit_to_usermode_loop+0x8c/0x380 [ 429.256502] ? __do_page_fault+0x4a6/0xed0 [ 429.260742] ? do_syscall_64+0x9a/0x820 [ 429.264716] ? do_syscall_64+0x9a/0x820 [ 429.268697] exit_to_usermode_loop+0x2e5/0x380 [ 429.273288] ? syscall_slow_exit_work+0x520/0x520 [ 429.278154] do_syscall_64+0x6be/0x820 [ 429.282046] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 429.287419] ? syscall_return_slowpath+0x5e0/0x5e0 [ 429.292358] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.297208] ? trace_hardirqs_on_caller+0x310/0x310 [ 429.302235] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 429.307260] ? prepare_exit_to_usermode+0x291/0x3b0 [ 429.312291] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.317148] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 429.322352] RIP: 0033:0x4110ba [ 429.325555] Code: Bad RIP value. [ 429.328921] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 429.336641] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 429.343918] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 429.351190] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 429.358462] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 429.365735] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 429.373128] warn_alloc_show_mem: 1 callbacks suppressed [ 429.373141] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 429.373143] Mem-Info: [ 429.373195] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 429.373195] active_file:15 inactive_file:18 isolated_file:0 [ 429.373195] unevictable:0 dirty:0 writeback:0 unstable:0 [ 429.373195] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 429.373195] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 429.373195] free:13728 free_pcp:120 free_cma:0 [ 429.378534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 429.378545] Call Trace: [ 429.385493] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 429.387928] dump_stack+0x1c4/0x2b4 [ 429.420797] Node 0 [ 429.430181] ? dump_stack_print_info.cold.2+0x52/0x52 [ 429.432774] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 429.460442] warn_alloc.cold.119+0xb7/0x1bd [ 429.464040] lowmem_reserve[]: [ 429.466283] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 429.471436] 0 2817 [ 429.496962] ? lock_downgrade+0x900/0x900 [ 429.501258] 6321 [ 429.504365] ? trace_hardirqs_off+0xb8/0x310 [ 429.509176] 6321 [ 429.511417] ? trace_hardirqs_off+0xb8/0x310 [ 429.517594] __alloc_pages_slowpath+0x2667/0x2d80 [ 429.521972] Node 0 [ 429.524052] ? warn_alloc+0x120/0x120 [ 429.528441] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 429.533248] ? warn_alloc+0x120/0x120 [ 429.535458] lowmem_reserve[]: [ 429.539252] ? print_usage_bug+0xc0/0xc0 [ 429.565953] 0 [ 429.569755] ? warn_alloc+0x120/0x120 [ 429.572828] 0 [ 429.576894] ? print_usage_bug+0xc0/0xc0 [ 429.578673] 3503 [ 429.582469] ? __lock_acquire+0x7ec/0x4ec0 [ 429.584255] 3503 [ 429.588308] ? __lock_acquire+0x7ec/0x4ec0 [ 429.594570] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.596605] Node 0 [ 429.600831] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.606372] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 429.608576] ? should_fail+0x22d/0xd01 [ 429.614082] lowmem_reserve[]: [ 429.642480] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.646343] 0 [ 429.649451] ? __lock_acquire+0x7ec/0x4ec0 [ 429.654519] 0 0 [ 429.656331] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.660529] 0 [ 429.662517] ? __lock_acquire+0x7ec/0x4ec0 [ 429.667592] Node 0 [ 429.669394] ? should_fail+0x22d/0xd01 [ 429.673590] DMA: 1*4kB [ 429.675840] ? mark_held_locks+0x130/0x130 [ 429.679690] (U) [ 429.682273] ? mark_held_locks+0x130/0x130 [ 429.686473] 0*8kB 0*16kB [ 429.688453] ? mark_held_locks+0xc7/0x130 [ 429.692658] 1*32kB [ 429.695418] ? print_usage_bug+0xc0/0xc0 [ 429.699538] (U) [ 429.701766] ? graph_lock+0x170/0x170 [ 429.705802] 2*64kB [ 429.707771] ? print_usage_bug+0xc0/0xc0 [ 429.707789] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.711571] (U) [ 429.713801] ? check_preemption_disabled+0x48/0x200 [ 429.717839] 1*128kB [ 429.723366] ? check_preemption_disabled+0x48/0x200 [ 429.725315] (U) [ 429.730329] ? __lock_is_held+0xb5/0x140 [ 429.732621] 1*256kB [ 429.737631] __alloc_pages_nodemask+0xa80/0xde0 [ 429.739578] (U) [ 429.743632] ? graph_lock+0x170/0x170 [ 429.745935] 0*512kB [ 429.750597] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 429.752549] 1*1024kB [ 429.756339] ? graph_lock+0x170/0x170 [ 429.758636] (U) [ 429.763652] ? find_held_lock+0x36/0x1c0 [ 429.766044] 1*2048kB [ 429.769841] ? ____cache_alloc_node+0x1c7/0x1e0 [ 429.771783] (M) [ 429.775840] ? lock_downgrade+0x900/0x900 [ 429.778225] 3*4096kB [ 429.782898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.784851] (M) [ 429.789013] cache_grow_begin+0x91/0x8c0 [ 429.791396] = 15908kB [ 429.796932] ? do_raw_spin_unlock+0xa7/0x2f0 [ 429.798890] Node 0 [ 429.802950] fallback_alloc+0x203/0x2e0 [ 429.805328] DMA32: [ 429.809731] ____cache_alloc_node+0x1c7/0x1e0 [ 429.811941] 3*4kB [ 429.815915] kmem_cache_alloc_node+0xe3/0x730 [ 429.818126] (UM) [ 429.822649] ? ipv6_get_ifaddr+0x42e/0x620 [ 429.824775] 3*8kB [ 429.829639] __alloc_skb+0x119/0x770 [ 429.831671] (UM) [ 429.835908] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 429.838039] 3*16kB [ 429.841760] ? skb_scrub_packet+0x490/0x490 [ 429.843799] (UM) [ 429.849069] ? lock_downgrade+0x900/0x900 [ 429.851284] 1*32kB [ 429.855602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.857631] (M) 1*64kB [ 429.861784] ? refcount_sub_and_test_checked+0x203/0x310 [ 429.863993] (M) [ 429.869529] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 429.872090] 5*128kB [ 429.877546] ? addrconf_rs_timer+0x6f0/0x6f0 [ 429.879492] (UM) [ 429.884942] ndisc_alloc_skb+0x144/0x340 [ 429.887235] 3*256kB [ 429.891636] ndisc_send_rs+0x331/0x6e0 [ 429.893670] (M) [ 429.897725] addrconf_rs_timer+0x3c0/0x6f0 [ 429.900024] 4*512kB [ 429.903912] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.905885] (M) [ 429.910122] call_timer_fn+0x272/0x920 [ 429.912417] 3*1024kB [ 429.916644] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.918597] (UM) [ 429.922481] ? process_timeout+0x40/0x40 [ 429.924878] 3*2048kB [ 429.929104] ? find_held_lock+0x36/0x1c0 [ 429.931143] (UM) [ 429.935201] ? __run_timers+0x7da/0xc70 [ 429.937581] 3*4096kB [ 429.941631] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.941650] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.943698] (M) [ 429.947678] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.950060] = 25140kB [ 429.950069] Node 0 [ 429.954559] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 429.959024] Normal: [ 429.960997] ? trace_hardirqs_on+0xbd/0x310 [ 429.965205] 894*4kB [ 429.967614] ? kasan_check_read+0x11/0x20 [ 429.969821] (UME) [ 429.974408] ? __run_timers+0x7da/0xc70 [ 429.976698] 400*8kB [ 429.981017] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 429.983310] (ME) [ 429.987452] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.989578] 203*16kB [ 429.993562] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.995856] (ME) [ 430.001311] __run_timers+0x7e5/0xc70 [ 430.003345] 78*32kB [ 430.007583] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 430.009955] (ME) [ 430.014184] ? compat_start_thread+0x80/0x80 [ 430.016221] 15*64kB [ 430.020020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.022314] (M) [ 430.027671] ? _raw_spin_unlock_irq+0x60/0x80 [ 430.029706] 3*128kB [ 430.034106] ? finish_task_switch+0x1f5/0x900 [ 430.036400] (UM) [ 430.041936] ? finish_task_switch+0x1b5/0x900 [ 430.043895] 0*256kB [ 430.048390] ? __switch_to_asm+0x34/0x70 [ 430.050688] 0*512kB [ 430.055695] ? preempt_notifier_register+0x200/0x200 [ 430.057733] 0*1024kB [ 430.062243] ? __switch_to_asm+0x34/0x70 [ 430.064545] 0*2048kB [ 430.068598] ? __switch_to_asm+0x40/0x70 [ 430.070910] 0*4096kB [ 430.075998] ? __switch_to_asm+0x34/0x70 [ 430.078383] = 13864kB [ 430.082436] ? __switch_to_asm+0x40/0x70 [ 430.082452] ? __switch_to_asm+0x34/0x70 [ 430.084845] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 430.088896] ? __switch_to_asm+0x40/0x70 [ 430.091289] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 430.091298] 412 total pagecache pages [ 430.095348] ? __switch_to_asm+0x40/0x70 [ 430.097738] 0 pages in swap cache [ 430.101787] ? pvclock_read_flags+0x160/0x160 [ 430.105821] Swap cache stats: add 0, delete 0, find 0/0 [ 430.114644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.118676] Free swap = 0kB [ 430.118685] Total swap = 0kB [ 430.127257] ? check_preemption_disabled+0x48/0x200 [ 430.131036] 1965979 pages RAM [ 430.135104] ? rcu_pm_notify+0xc0/0xc0 [ 430.138521] 0 pages HighMem/MovableOnly [ 430.143008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.148345] 342745 pages reserved [ 430.153882] ? check_preemption_disabled+0x48/0x200 [ 430.156882] 0 pages cma reserved [ 430.159902] run_timer_softirq+0x52/0xb0 [ 430.164965] aoe: skb alloc failure [ 430.168007] ? rcu_read_lock_sched_held+0x108/0x120 [ 430.171910] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 430.175841] __do_softirq+0x30b/0xad8 [ 430.181350] syz-executor5 cpuset= [ 430.184801] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 430.189782] / [ 430.193141] ? trace_hardirqs_off+0x310/0x310 [ 430.197176] mems_allowed=0 [ 430.200707] ? trace_hardirqs_on+0x310/0x310 [ 430.241961] ? schedule+0x108/0x460 [ 430.245591] ? __schedule+0x1ed0/0x1ed0 [ 430.249573] ? trace_hardirqs_off+0xb8/0x310 [ 430.253984] ? ___might_sleep+0x1ed/0x300 [ 430.258157] ? smpboot_thread_fn+0x68b/0xa00 [ 430.262570] ? trace_hardirqs_on+0x310/0x310 [ 430.266983] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.272521] ? check_preemption_disabled+0x48/0x200 [ 430.277540] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.283086] ? takeover_tasklets+0xa90/0xa90 [ 430.287501] run_ksoftirqd+0x94/0x100 [ 430.291303] smpboot_thread_fn+0x68b/0xa00 [ 430.295544] ? sort_range+0x30/0x30 [ 430.299172] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 430.304280] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.309819] ? __kthread_parkme+0xfb/0x1a0 [ 430.314065] kthread+0x35a/0x420 [ 430.317436] ? sort_range+0x30/0x30 [ 430.321060] ? kthread_bind+0x40/0x40 [ 430.324890] ret_from_fork+0x3a/0x50 [ 430.328626] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 430.328700] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 430.335896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 430.335901] Call Trace: [ 430.335914] [ 430.335930] dump_stack+0x1c4/0x2b4 [ 430.335947] ? dump_stack_print_info.cold.2+0x52/0x52 [ 430.335974] warn_alloc.cold.119+0xb7/0x1bd [ 430.342578] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 430.351792] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 430.351812] ? lock_downgrade+0x900/0x900 [ 430.354609] ksoftirqd/1 cpuset= [ 430.356760] ? trace_hardirqs_off+0xb8/0x310 [ 430.356782] ? trace_hardirqs_off+0xb8/0x310 [ 430.360615] / [ 430.365698] __alloc_pages_slowpath+0x2667/0x2d80 [ 430.365741] ? warn_alloc+0x120/0x120 [ 430.365758] ? __lock_acquire+0x7ec/0x4ec0 [ 430.365775] ? warn_alloc+0x120/0x120 [ 430.365792] ? print_usage_bug+0xc0/0xc0 [ 430.365807] ? warn_alloc+0x120/0x120 [ 430.365821] ? print_usage_bug+0xc0/0xc0 [ 430.365838] ? mark_held_locks+0x130/0x130 [ 430.365853] ? mark_held_locks+0x130/0x130 [ 430.370329] mems_allowed=0 [ 430.380641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.448685] ? should_fail+0x22d/0xd01 [ 430.452580] ? graph_lock+0x170/0x170 [ 430.456389] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.461497] ? __lock_acquire+0x7ec/0x4ec0 [ 430.465738] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.470846] ? should_fail+0x22d/0xd01 [ 430.474860] ? mark_held_locks+0x130/0x130 [ 430.479122] ? mark_held_locks+0x130/0x130 [ 430.483370] ? lock_downgrade+0x900/0x900 [ 430.487523] ? graph_lock+0x170/0x170 [ 430.491324] ? graph_lock+0x170/0x170 [ 430.495128] ? graph_lock+0x170/0x170 [ 430.499015] ? print_usage_bug+0xc0/0xc0 [ 430.503076] ? do_raw_spin_unlock+0xa7/0x2f0 [ 430.507490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.513027] ? check_preemption_disabled+0x48/0x200 [ 430.518039] ? check_preemption_disabled+0x48/0x200 [ 430.523067] ? __lock_is_held+0xb5/0x140 [ 430.527153] __alloc_pages_nodemask+0xa80/0xde0 [ 430.531845] ? graph_lock+0x170/0x170 [ 430.535657] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 430.540670] ? graph_lock+0x170/0x170 [ 430.544488] ? find_held_lock+0x36/0x1c0 [ 430.548558] ? ____cache_alloc_node+0x1c7/0x1e0 [ 430.553229] ? lock_downgrade+0x900/0x900 [ 430.557559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.563105] cache_grow_begin+0x91/0x8c0 [ 430.567170] ? do_raw_spin_unlock+0xa7/0x2f0 [ 430.571587] fallback_alloc+0x203/0x2e0 [ 430.575569] ____cache_alloc_node+0x1c7/0x1e0 [ 430.580069] kmem_cache_alloc_node+0xe3/0x730 [ 430.584564] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 430.589671] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 430.594263] __alloc_skb+0x119/0x770 [ 430.597990] ? calc_wheel_index+0x220/0x220 [ 430.602315] ? skb_scrub_packet+0x490/0x490 [ 430.606650] ? vprintk_default+0x28/0x30 [ 430.610715] ? vprintk_func+0x85/0x181 [ 430.614604] ? printk+0xa7/0xcf [ 430.617891] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 430.622658] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 430.627241] new_skb+0x26/0x1c0 [ 430.630525] aoecmd_cfg+0x279/0x7f0 [ 430.634161] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 430.638487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.644022] ? check_preemption_disabled+0x48/0x200 [ 430.649038] ? check_preemption_disabled+0x48/0x200 [ 430.654070] ? __lock_is_held+0xb5/0x140 [ 430.658141] discover_timer+0x50/0x60 [ 430.661944] call_timer_fn+0x272/0x920 [ 430.665831] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 430.670680] ? process_timeout+0x40/0x40 [ 430.674741] ? find_held_lock+0x36/0x1c0 [ 430.678816] ? __run_timers+0x7da/0xc70 [ 430.682792] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.687286] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.691781] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 430.696621] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 430.701208] ? trace_hardirqs_on+0xbd/0x310 [ 430.705530] ? kasan_check_read+0x11/0x20 [ 430.709681] ? __run_timers+0x7da/0xc70 [ 430.713660] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 430.719124] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 430.723985] __run_timers+0x7e5/0xc70 [ 430.727803] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 430.733168] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 430.738185] ? graph_lock+0x170/0x170 [ 430.741992] ? enqueue_hrtimer+0x1a5/0x560 [ 430.746228] ? lock_release+0x970/0x970 [ 430.750203] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 430.755401] ? find_held_lock+0x36/0x1c0 [ 430.759472] ? pvclock_read_flags+0x160/0x160 [ 430.763972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.769509] ? check_preemption_disabled+0x48/0x200 [ 430.774537] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 430.779819] ? rcu_pm_notify+0xc0/0xc0 [ 430.783709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.789243] ? check_preemption_disabled+0x48/0x200 [ 430.794270] run_timer_softirq+0x52/0xb0 [ 430.798334] ? rcu_read_lock_sched_held+0x108/0x120 [ 430.803353] __do_softirq+0x30b/0xad8 [ 430.807165] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 430.812274] ? pvclock_read_flags+0x160/0x160 [ 430.816772] ? lapic_next_event+0x5a/0x90 [ 430.820927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.826462] ? check_preemption_disabled+0x48/0x200 [ 430.831474] ? check_preemption_disabled+0x48/0x200 [ 430.836499] ? kvm_clock_read+0x18/0x30 [ 430.840475] ? kvm_sched_clock_read+0x9/0x20 [ 430.844891] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.850435] ? check_preemption_disabled+0x48/0x200 [ 430.855464] irq_exit+0x17f/0x1c0 [ 430.858928] smp_apic_timer_interrupt+0x1cb/0x760 [ 430.863773] ? smp_reschedule_interrupt+0x109/0x650 [ 430.868789] ? smp_call_function_single_interrupt+0x650/0x650 [ 430.874677] ? interrupt_entry+0xb5/0xf0 [ 430.878740] ? trace_hardirqs_off_caller+0xbb/0x310 [ 430.883755] ? trace_hardirqs_off_caller+0xbb/0x310 [ 430.888775] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.893616] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.898803] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.903822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.909358] ? check_preemption_disabled+0x48/0x200 [ 430.914372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.919929] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.925198] apic_timer_interrupt+0xf/0x20 [ 430.929432] [ 430.931672] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 430.936863] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 430.955775] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 430.963488] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 430.970757] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 430.978022] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 430.985289] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 430.992558] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 430.999863] do_exit+0x11ef/0x2610 [ 431.003421] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 431.008453] ? mm_update_next_owner+0x990/0x990 [ 431.013184] ? print_usage_bug+0xc0/0xc0 [ 431.017252] ? graph_lock+0x170/0x170 [ 431.021070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.026614] ? check_preemption_disabled+0x48/0x200 [ 431.031639] ? check_preemption_disabled+0x48/0x200 [ 431.036667] ? print_usage_bug+0xc0/0xc0 [ 431.040742] ? __lock_acquire+0x7ec/0x4ec0 [ 431.044986] ? __lock_acquire+0x7ec/0x4ec0 [ 431.049244] ? mark_held_locks+0x130/0x130 [ 431.053510] ? mark_held_locks+0x130/0x130 [ 431.057755] ? finish_task_switch+0x1b5/0x900 [ 431.062256] ? __switch_to_asm+0x34/0x70 [ 431.066322] ? __switch_to_asm+0x34/0x70 [ 431.070383] ? __switch_to_asm+0x34/0x70 [ 431.074447] ? __switch_to_asm+0x40/0x70 [ 431.078512] ? __switch_to_asm+0x34/0x70 [ 431.082571] ? __switch_to_asm+0x40/0x70 [ 431.086630] ? __switch_to_asm+0x34/0x70 [ 431.090697] ? __switch_to_asm+0x34/0x70 [ 431.094766] ? __switch_to_asm+0x34/0x70 [ 431.098837] ? __switch_to_asm+0x34/0x70 [ 431.102913] ? __switch_to_asm+0x40/0x70 [ 431.106984] ? __switch_to_asm+0x34/0x70 [ 431.111044] ? __switch_to_asm+0x40/0x70 [ 431.115127] ? graph_lock+0x170/0x170 [ 431.118963] ? graph_lock+0x170/0x170 [ 431.122782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.128330] ? wait_consider_task+0x245/0x3bb0 [ 431.132928] ? memset+0x31/0x40 [ 431.136247] ? find_held_lock+0x36/0x1c0 [ 431.140322] ? get_signal+0x95b/0x1980 [ 431.144221] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.148721] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.153235] do_group_exit+0x177/0x440 [ 431.157135] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 431.162589] ? __ia32_sys_exit+0x50/0x50 [ 431.166680] get_signal+0x8b0/0x1980 [ 431.170444] ? ptrace_notify+0x130/0x130 [ 431.174510] ? do_wait+0x57d/0xb90 [ 431.178065] ? wait_consider_task+0x3bb0/0x3bb0 [ 431.182740] ? graph_lock+0x170/0x170 [ 431.186543] ? graph_lock+0x170/0x170 [ 431.190350] ? graph_lock+0x170/0x170 [ 431.194168] do_signal+0x9c/0x21e0 [ 431.197749] ? find_held_lock+0x36/0x1c0 [ 431.201829] ? setup_sigcontext+0x7d0/0x7d0 [ 431.206154] ? kernel_wait4+0x2e0/0x3f0 [ 431.210135] ? __ia32_sys_waitid+0x140/0x140 [ 431.214555] ? task_stopped_code+0x190/0x190 [ 431.218971] ? exit_to_usermode_loop+0x8c/0x380 [ 431.223662] ? __do_page_fault+0x4a6/0xed0 [ 431.227921] ? do_syscall_64+0x9a/0x820 [ 431.231912] ? do_syscall_64+0x9a/0x820 [ 431.235903] exit_to_usermode_loop+0x2e5/0x380 [ 431.240500] ? syscall_slow_exit_work+0x520/0x520 [ 431.245358] do_syscall_64+0x6be/0x820 [ 431.249250] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 431.254623] ? syscall_return_slowpath+0x5e0/0x5e0 [ 431.259564] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.264417] ? trace_hardirqs_on_caller+0x310/0x310 [ 431.269459] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 431.274496] ? prepare_exit_to_usermode+0x291/0x3b0 [ 431.279538] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.284429] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 431.289646] RIP: 0033:0x4110ba [ 431.292847] Code: Bad RIP value. [ 431.296223] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 431.303944] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 431.311223] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 431.318505] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 431.325806] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 431.333092] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 431.340405] warn_alloc_show_mem: 1 callbacks suppressed [ 431.340422] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 431.340424] Mem-Info: [ 431.340456] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 431.340456] active_file:15 inactive_file:18 isolated_file:0 [ 431.340456] unevictable:0 dirty:0 writeback:0 unstable:0 [ 431.340456] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 431.340456] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 431.340456] free:13728 free_pcp:120 free_cma:0 [ 431.345804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.345816] Call Trace: [ 431.352767] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 431.355185] dump_stack+0x1c4/0x2b4 [ 431.388050] Node 0 [ 431.397431] ? dump_stack_print_info.cold.2+0x52/0x52 [ 431.400021] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 431.427684] warn_alloc.cold.119+0xb7/0x1bd [ 431.431287] lowmem_reserve[]: [ 431.433528] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 431.438679] 0 2817 [ 431.464206] ? lock_downgrade+0x900/0x900 [ 431.468525] 6321 [ 431.471630] ? trace_hardirqs_off+0xb8/0x310 [ 431.476440] 6321 [ 431.478679] ? trace_hardirqs_off+0xb8/0x310 [ 431.484878] __alloc_pages_slowpath+0x2667/0x2d80 [ 431.489262] Node 0 [ 431.491343] ? lock_downgrade+0x900/0x900 [ 431.495729] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 431.500546] ? warn_alloc+0x120/0x120 [ 431.502751] lowmem_reserve[]: [ 431.506904] ? warn_alloc+0x120/0x120 [ 431.533602] 0 0 [ 431.537432] ? print_usage_bug+0xc0/0xc0 [ 431.540510] 3503 [ 431.544315] ? lockdep_on+0x50/0x50 [ 431.546255] 3503 [ 431.550818] ? lock_pin_lock+0x350/0x350 [ 431.552867] Node 0 [ 431.556502] ? __lock_acquire+0x7ec/0x4ec0 [ 431.558565] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 431.562596] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.564799] lowmem_reserve[]: 0 [ 431.569046] ? should_fail+0x22d/0xd01 [ 431.597387] 0 0 [ 431.602955] ? mark_held_locks+0x130/0x130 [ 431.606203] 0 [ 431.610092] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.616268] ? __lock_acquire+0x7ec/0x4ec0 [ 431.618041] Node 0 [ 431.623146] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.627350] DMA: [ 431.629588] ? __lock_acquire+0x2881/0x4ec0 [ 431.634666] 1*4kB [ 431.636730] ? should_fail+0x22d/0xd01 [ 431.641027] (U) [ 431.643172] ? print_usage_bug+0xc0/0xc0 [ 431.647033] 0*8kB [ 431.649003] ? print_usage_bug+0xc0/0xc0 [ 431.653036] 0*16kB [ 431.655179] ? mark_held_locks+0x130/0x130 [ 431.659213] 1*32kB [ 431.661443] ? mark_held_locks+0x130/0x130 [ 431.665650] (U) [ 431.667890] ? graph_lock+0x170/0x170 [ 431.672093] 2*64kB [ 431.674065] ? ret_from_fork+0x3a/0x50 [ 431.677837] (U) [ 431.680072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.683936] 1*128kB [ 431.685913] ? check_preemption_disabled+0x48/0x200 [ 431.691426] (U) [ 431.693744] ? check_preemption_disabled+0x48/0x200 [ 431.698736] 1*256kB [ 431.700712] ? __lock_is_held+0xb5/0x140 [ 431.705694] (U) [ 431.708015] __alloc_pages_nodemask+0xa80/0xde0 [ 431.712048] 0*512kB [ 431.714017] ? graph_lock+0x170/0x170 [ 431.718659] 1*1024kB [ 431.720977] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 431.724750] (U) [ 431.727155] ? graph_lock+0x170/0x170 [ 431.732140] 1*2048kB (M) [ 431.734123] ? find_held_lock+0x36/0x1c0 [ 431.737909] 3*4096kB [ 431.740661] ? ____cache_alloc_node+0x1c7/0x1e0 [ 431.744688] (M) [ 431.747091] ? lock_downgrade+0x900/0x900 [ 431.751730] = 15908kB [ 431.753707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.757825] Node 0 [ 431.760231] cache_grow_begin+0x91/0x8c0 [ 431.765739] DMA32: [ 431.767972] ? do_raw_spin_unlock+0xa7/0x2f0 [ 431.772009] 3*4kB [ 431.774250] fallback_alloc+0x203/0x2e0 [ 431.778629] (UM) [ 431.780782] ____cache_alloc_node+0x1c7/0x1e0 [ 431.784726] 3*8kB [ 431.786785] kmem_cache_alloc_node+0xe3/0x730 [ 431.791247] (UM) 3*16kB [ 431.793410] ? mark_held_locks+0xc7/0x130 [ 431.797883] (UM) [ 431.800554] __alloc_skb+0x119/0x770 [ 431.804667] 1*32kB (M) [ 431.806737] ? skb_scrub_packet+0x490/0x490 [ 431.810425] 1*64kB [ 431.813006] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 431.817299] (M) [ 431.819533] ? queue_work_on+0x12c/0x1e0 [ 431.824092] 5*128kB [ 431.826067] ? switchdev_port_obj_del+0xdc/0x450 [ 431.830097] (UM) [ 431.832422] ? switchdev_trans_item_enqueue+0x260/0x260 [ 431.837147] 3*256kB [ 431.839203] ? mod_timer+0x647/0x1440 [ 431.844534] (M) 4*512kB [ 431.846867] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 431.850641] (M) 3*1024kB [ 431.853322] __br_mdb_notify+0x4ff/0x15d0 [ 431.858299] (UM) 3*2048kB [ 431.861073] ? __br_mdb_add+0x800/0x800 [ 431.865183] (UM) 3*4096kB [ 431.868040] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 431.871993] (M) [ 431.874846] ? graph_lock+0x170/0x170 [ 431.880255] = 25140kB [ 431.880264] Node 0 [ 431.882241] ? br_multicast_group_expired+0x96/0x610 [ 431.886002] Normal: 894*4kB [ 431.888426] br_mdb_notify+0x310/0x410 [ 431.890627] (UME) [ 431.895726] ? br_mdb_dump+0x2530/0x2530 [ 431.898721] 400*8kB [ 431.902607] ? kasan_check_write+0x14/0x20 [ 431.904727] (ME) [ 431.908784] ? do_raw_spin_lock+0xc1/0x200 [ 431.911084] 203*16kB [ 431.915317] br_multicast_group_expired+0x1bc/0x610 [ 431.917352] (ME) [ 431.921579] ? br_mdb_free+0x80/0x80 [ 431.923965] 78*32kB [ 431.928981] call_timer_fn+0x272/0x920 [ 431.931024] (ME) [ 431.934726] ? br_mdb_free+0x80/0x80 [ 431.937027] 15*64kB [ 431.940911] ? process_timeout+0x40/0x40 [ 431.942949] (M) [ 431.946655] ? find_held_lock+0x36/0x1c0 [ 431.948957] 3*128kB [ 431.953018] ? __run_timers+0x7da/0xc70 [ 431.954964] (UM) [ 431.959018] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.961315] 0*256kB [ 431.965280] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.967319] 0*512kB [ 431.971804] ? br_mdb_free+0x80/0x80 [ 431.974107] 0*1024kB [ 431.978602] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 431.980911] 0*2048kB [ 431.984712] ? trace_hardirqs_on+0xbd/0x310 [ 431.987095] 0*4096kB [ 431.991674] ? kasan_check_read+0x11/0x20 [ 431.994058] = 13864kB [ 431.998372] ? __run_timers+0x7da/0xc70 [ 432.000762] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 432.004905] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 432.007303] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 432.011266] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 432.020078] 412 total pagecache pages [ 432.025524] ? br_mdb_free+0x80/0x80 [ 432.034078] 0 pages in swap cache [ 432.038312] __run_timers+0x7e5/0xc70 [ 432.042089] Swap cache stats: add 0, delete 0, find 0/0 [ 432.045809] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 432.049224] Free swap = 0kB [ 432.053517] ? compat_start_thread+0x80/0x80 [ 432.053536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.058884] Total swap = 0kB [ 432.064253] ? _raw_spin_unlock_irq+0x60/0x80 [ 432.067245] 1965979 pages RAM [ 432.071648] ? finish_task_switch+0x1f5/0x900 [ 432.077167] 0 pages HighMem/MovableOnly [ 432.080179] ? finish_task_switch+0x1b5/0x900 [ 432.084648] 342745 pages reserved [ 432.087747] ? __switch_to_asm+0x34/0x70 [ 432.092213] 0 pages cma reserved [ 432.096184] ? preempt_notifier_register+0x200/0x200 [ 432.100705] aoe: skb alloc failure [ 432.104093] ? __switch_to_asm+0x34/0x70 [ 432.104105] ? __switch_to_asm+0x40/0x70 [ 432.104118] ? __switch_to_asm+0x34/0x70 [ 432.104134] ? __switch_to_asm+0x40/0x70 [ 432.108207] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 432.111530] ? __switch_to_asm+0x34/0x70 [ 432.116608] syz-executor5 cpuset= [ 432.120158] ? __switch_to_asm+0x40/0x70 [ 432.124191] / [ 432.128246] ? __switch_to_asm+0x40/0x70 [ 432.132288] mems_allowed=0 [ 432.136342] ? pvclock_read_flags+0x160/0x160 [ 432.171463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.177004] ? check_preemption_disabled+0x48/0x200 [ 432.182032] ? rcu_pm_notify+0xc0/0xc0 [ 432.185932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.191471] ? check_preemption_disabled+0x48/0x200 [ 432.196498] run_timer_softirq+0x52/0xb0 [ 432.200559] ? rcu_read_lock_sched_held+0x108/0x120 [ 432.205580] __do_softirq+0x30b/0xad8 [ 432.209392] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 432.214504] ? trace_hardirqs_off+0x310/0x310 [ 432.218998] ? trace_hardirqs_on+0x310/0x310 [ 432.223418] ? schedule+0x108/0x460 [ 432.227047] ? __schedule+0x1ed0/0x1ed0 [ 432.231030] ? trace_hardirqs_off+0xb8/0x310 [ 432.235442] ? ___might_sleep+0x1ed/0x300 [ 432.239588] ? smpboot_thread_fn+0x68b/0xa00 [ 432.243996] ? trace_hardirqs_on+0x310/0x310 [ 432.248409] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.253948] ? check_preemption_disabled+0x48/0x200 [ 432.258967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.264507] ? takeover_tasklets+0xa90/0xa90 [ 432.268931] run_ksoftirqd+0x94/0x100 [ 432.272735] smpboot_thread_fn+0x68b/0xa00 [ 432.276973] ? sort_range+0x30/0x30 [ 432.280602] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 432.285706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.291242] ? __kthread_parkme+0xfb/0x1a0 [ 432.295480] kthread+0x35a/0x420 [ 432.298845] ? sort_range+0x30/0x30 [ 432.302477] ? kthread_bind+0x40/0x40 [ 432.306285] ret_from_fork+0x3a/0x50 [ 432.310019] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 432.310169] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 432.317288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 432.317297] Call Trace: [ 432.327595] ksoftirqd/1 cpuset= [ 432.336938] [ 432.339506] / [ 432.342777] dump_stack+0x1c4/0x2b4 [ 432.344908] mems_allowed=0 [ 432.346618] ? dump_stack_print_info.cold.2+0x52/0x52 [ 432.358324] warn_alloc.cold.119+0xb7/0x1bd [ 432.362652] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 432.367497] ? lock_downgrade+0x900/0x900 [ 432.371674] ? trace_hardirqs_off+0xb8/0x310 [ 432.376092] ? trace_hardirqs_off+0xb8/0x310 [ 432.380514] __alloc_pages_slowpath+0x2667/0x2d80 [ 432.385393] ? warn_alloc+0x120/0x120 [ 432.389200] ? __lock_acquire+0x7ec/0x4ec0 [ 432.393438] ? warn_alloc+0x120/0x120 [ 432.397244] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 432.403042] ? print_usage_bug+0xc0/0xc0 [ 432.407102] ? warn_alloc+0x120/0x120 [ 432.410914] ? print_usage_bug+0xc0/0xc0 [ 432.414983] ? mark_held_locks+0x130/0x130 [ 432.419217] ? mark_held_locks+0x130/0x130 [ 432.423458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.428996] ? should_fail+0x22d/0xd01 [ 432.432892] ? graph_lock+0x170/0x170 [ 432.436703] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.441806] ? __lock_acquire+0x7ec/0x4ec0 [ 432.446044] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.451145] ? should_fail+0x22d/0xd01 [ 432.455046] ? mark_held_locks+0x130/0x130 [ 432.459283] ? mark_held_locks+0x130/0x130 [ 432.463521] ? lock_downgrade+0x900/0x900 [ 432.467670] ? graph_lock+0x170/0x170 [ 432.471467] ? graph_lock+0x170/0x170 [ 432.475264] ? graph_lock+0x170/0x170 [ 432.479062] ? print_usage_bug+0xc0/0xc0 [ 432.483126] ? do_raw_spin_unlock+0xa7/0x2f0 [ 432.487537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.493076] ? check_preemption_disabled+0x48/0x200 [ 432.498090] ? check_preemption_disabled+0x48/0x200 [ 432.503115] ? __lock_is_held+0xb5/0x140 [ 432.507188] __alloc_pages_nodemask+0xa80/0xde0 [ 432.511863] ? graph_lock+0x170/0x170 [ 432.515678] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 432.520692] ? graph_lock+0x170/0x170 [ 432.524501] ? find_held_lock+0x36/0x1c0 [ 432.528578] ? ____cache_alloc_node+0x1c7/0x1e0 [ 432.533246] ? lock_downgrade+0x900/0x900 [ 432.537406] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.542950] cache_grow_begin+0x91/0x8c0 [ 432.547012] ? do_raw_spin_unlock+0xa7/0x2f0 [ 432.551430] fallback_alloc+0x203/0x2e0 [ 432.555411] ____cache_alloc_node+0x1c7/0x1e0 [ 432.559921] kmem_cache_alloc_node+0xe3/0x730 [ 432.564417] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 432.569524] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 432.574116] __alloc_skb+0x119/0x770 [ 432.577835] ? calc_wheel_index+0x220/0x220 [ 432.582171] ? skb_scrub_packet+0x490/0x490 [ 432.586501] ? vprintk_default+0x28/0x30 [ 432.590560] ? vprintk_func+0x85/0x181 [ 432.594454] ? printk+0xa7/0xcf [ 432.597733] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 432.602494] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 432.607079] new_skb+0x26/0x1c0 [ 432.610357] aoecmd_cfg+0x279/0x7f0 [ 432.613991] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 432.618319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.623890] ? check_preemption_disabled+0x48/0x200 [ 432.628914] ? check_preemption_disabled+0x48/0x200 [ 432.633944] ? __lock_is_held+0xb5/0x140 [ 432.638015] discover_timer+0x50/0x60 [ 432.641822] call_timer_fn+0x272/0x920 [ 432.645708] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 432.650552] ? process_timeout+0x40/0x40 [ 432.654613] ? find_held_lock+0x36/0x1c0 [ 432.658687] ? __run_timers+0x7da/0xc70 [ 432.662661] ? _raw_spin_unlock_irq+0x27/0x80 [ 432.667243] ? _raw_spin_unlock_irq+0x27/0x80 [ 432.671735] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 432.676664] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 432.681247] ? trace_hardirqs_on+0xbd/0x310 [ 432.685573] ? kasan_check_read+0x11/0x20 [ 432.689719] ? __run_timers+0x7da/0xc70 [ 432.693694] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 432.699157] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 432.704000] __run_timers+0x7e5/0xc70 [ 432.707815] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 432.713179] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 432.718198] ? graph_lock+0x170/0x170 [ 432.722008] ? enqueue_hrtimer+0x1a5/0x560 [ 432.726238] ? lock_release+0x970/0x970 [ 432.730211] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 432.735409] ? find_held_lock+0x36/0x1c0 [ 432.739482] ? pvclock_read_flags+0x160/0x160 [ 432.743982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.749522] ? check_preemption_disabled+0x48/0x200 [ 432.754546] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 432.759829] ? rcu_pm_notify+0xc0/0xc0 [ 432.763721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.769268] ? check_preemption_disabled+0x48/0x200 [ 432.774296] run_timer_softirq+0x52/0xb0 [ 432.778361] ? rcu_read_lock_sched_held+0x108/0x120 [ 432.783379] __do_softirq+0x30b/0xad8 [ 432.787196] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 432.792303] ? pvclock_read_flags+0x160/0x160 [ 432.796801] ? lapic_next_event+0x5a/0x90 [ 432.800948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.806485] ? check_preemption_disabled+0x48/0x200 [ 432.811498] ? check_preemption_disabled+0x48/0x200 [ 432.816526] ? kvm_clock_read+0x18/0x30 [ 432.820500] ? kvm_sched_clock_read+0x9/0x20 [ 432.824960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.830499] ? check_preemption_disabled+0x48/0x200 [ 432.835528] irq_exit+0x17f/0x1c0 [ 432.838988] smp_apic_timer_interrupt+0x1cb/0x760 [ 432.843833] ? smp_reschedule_interrupt+0x109/0x650 [ 432.848854] ? smp_call_function_single_interrupt+0x650/0x650 [ 432.854747] ? interrupt_entry+0xb5/0xf0 [ 432.858813] ? trace_hardirqs_off_caller+0xbb/0x310 [ 432.863830] ? trace_hardirqs_off_caller+0xbb/0x310 [ 432.868849] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.873703] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.878715] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.883730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.889266] ? check_preemption_disabled+0x48/0x200 [ 432.894280] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.899828] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.904683] apic_timer_interrupt+0xf/0x20 [ 432.908918] [ 432.911155] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 432.916346] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 432.935697] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 432.943405] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 432.950672] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 432.957937] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 432.965199] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 432.972464] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 432.979765] do_exit+0x11ef/0x2610 [ 432.983306] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 432.988328] ? mm_update_next_owner+0x990/0x990 [ 432.993003] ? print_usage_bug+0xc0/0xc0 [ 432.997063] ? graph_lock+0x170/0x170 [ 433.000868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.006418] ? check_preemption_disabled+0x48/0x200 [ 433.011430] ? check_preemption_disabled+0x48/0x200 [ 433.016446] ? print_usage_bug+0xc0/0xc0 [ 433.020511] ? __lock_acquire+0x7ec/0x4ec0 [ 433.024753] ? __lock_acquire+0x7ec/0x4ec0 [ 433.029003] ? mark_held_locks+0x130/0x130 [ 433.033251] ? mark_held_locks+0x130/0x130 [ 433.037489] ? finish_task_switch+0x1b5/0x900 [ 433.041986] ? __switch_to_asm+0x34/0x70 [ 433.046048] ? __switch_to_asm+0x34/0x70 [ 433.050107] ? __switch_to_asm+0x34/0x70 [ 433.054166] ? __switch_to_asm+0x40/0x70 [ 433.058223] ? __switch_to_asm+0x34/0x70 [ 433.062285] ? __switch_to_asm+0x40/0x70 [ 433.066341] ? __switch_to_asm+0x34/0x70 [ 433.070407] ? __switch_to_asm+0x34/0x70 [ 433.074466] ? __switch_to_asm+0x34/0x70 [ 433.078527] ? __switch_to_asm+0x34/0x70 [ 433.082583] ? __switch_to_asm+0x40/0x70 [ 433.086645] ? __switch_to_asm+0x34/0x70 [ 433.090703] ? __switch_to_asm+0x40/0x70 [ 433.094772] ? graph_lock+0x170/0x170 [ 433.098579] ? graph_lock+0x170/0x170 [ 433.102379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.107922] ? wait_consider_task+0x245/0x3bb0 [ 433.112511] ? memset+0x31/0x40 [ 433.115799] ? find_held_lock+0x36/0x1c0 [ 433.119882] ? get_signal+0x95b/0x1980 [ 433.123777] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.128271] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.132773] do_group_exit+0x177/0x440 [ 433.136673] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 433.142124] ? __ia32_sys_exit+0x50/0x50 [ 433.146201] get_signal+0x8b0/0x1980 [ 433.149937] ? ptrace_notify+0x130/0x130 [ 433.154004] ? do_wait+0x57d/0xb90 [ 433.157554] ? wait_consider_task+0x3bb0/0x3bb0 [ 433.162221] ? graph_lock+0x170/0x170 [ 433.166021] ? graph_lock+0x170/0x170 [ 433.169826] ? graph_lock+0x170/0x170 [ 433.173645] do_signal+0x9c/0x21e0 [ 433.177186] ? find_held_lock+0x36/0x1c0 [ 433.181255] ? setup_sigcontext+0x7d0/0x7d0 [ 433.185575] ? kernel_wait4+0x2e0/0x3f0 [ 433.189550] ? __ia32_sys_waitid+0x140/0x140 [ 433.193984] ? task_stopped_code+0x190/0x190 [ 433.198399] ? exit_to_usermode_loop+0x8c/0x380 [ 433.203086] ? __do_page_fault+0x4a6/0xed0 [ 433.207319] ? do_syscall_64+0x9a/0x820 [ 433.211294] ? do_syscall_64+0x9a/0x820 [ 433.215272] exit_to_usermode_loop+0x2e5/0x380 [ 433.219868] ? syscall_slow_exit_work+0x520/0x520 [ 433.224733] do_syscall_64+0x6be/0x820 [ 433.228619] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 433.233989] ? syscall_return_slowpath+0x5e0/0x5e0 [ 433.238925] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.243771] ? trace_hardirqs_on_caller+0x310/0x310 [ 433.248788] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 433.253810] ? prepare_exit_to_usermode+0x291/0x3b0 [ 433.258832] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.263688] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 433.268891] RIP: 0033:0x4110ba [ 433.272089] Code: Bad RIP value. [ 433.275451] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 433.283163] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 433.290433] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 433.297697] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 433.304967] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 433.312233] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 433.319520] warn_alloc_show_mem: 1 callbacks suppressed [ 433.319533] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 433.319535] Mem-Info: [ 433.319566] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 433.319566] active_file:15 inactive_file:18 isolated_file:0 [ 433.319566] unevictable:0 dirty:0 writeback:0 unstable:0 [ 433.319566] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 433.319566] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 433.319566] free:13728 free_pcp:120 free_cma:0 [ 433.324910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.331847] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 433.334245] Call Trace: [ 433.367111] Node 0 [ 433.376470] dump_stack+0x1c4/0x2b4 [ 433.404143] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 433.406710] ? dump_stack_print_info.cold.2+0x52/0x52 [ 433.408913] lowmem_reserve[]: [ 433.412542] warn_alloc.cold.119+0xb7/0x1bd [ 433.438019] 0 [ 433.443214] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 433.446279] 2817 6321 [ 433.450610] ? lock_downgrade+0x900/0x900 [ 433.452384] 6321 [ 433.457227] ? trace_hardirqs_off+0xb8/0x310 [ 433.463838] ? trace_hardirqs_off+0xb8/0x310 [ 433.465881] Node 0 [ 433.470295] __alloc_pages_slowpath+0x2667/0x2d80 [ 433.474696] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 433.476924] ? lock_downgrade+0x900/0x900 [ 433.481717] lowmem_reserve[]: 0 [ 433.508452] ? warn_alloc+0x120/0x120 [ 433.512572] 0 [ 433.515846] ? warn_alloc+0x120/0x120 [ 433.519616] 3503 3503 [ 433.521425] ? print_usage_bug+0xc0/0xc0 [ 433.527689] ? warn_alloc+0x120/0x120 [ 433.531721] Node 0 [ 433.535512] ? print_usage_bug+0xc0/0xc0 [ 433.535545] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 433.535552] lowmem_reserve[]: [ 433.537781] ? __lock_acquire+0x7ec/0x4ec0 [ 433.541832] 0 [ 433.570377] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.573453] 0 [ 433.577684] ? should_fail+0x22d/0xd01 [ 433.579451] 0 0 [ 433.584998] ? mark_held_locks+0x130/0x130 [ 433.590656] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 433.592605] Node 0 [ 433.596830] ? __lock_acquire+0x7ec/0x4ec0 [ 433.601909] DMA: [ 433.604139] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 433.608345] 1*4kB [ 433.610400] ? __lock_acquire+0x7ec/0x4ec0 [ 433.615474] (U) [ 433.617621] ? should_fail+0x22d/0xd01 [ 433.621828] 0*8kB [ 433.623794] ? print_usage_bug+0xc0/0xc0 [ 433.627655] 0*16kB [ 433.629795] ? print_usage_bug+0xc0/0xc0 [ 433.633833] 1*32kB [ 433.636063] ? mark_held_locks+0x130/0x130 [ 433.640095] (U) [ 433.642323] ? mark_held_locks+0x130/0x130 [ 433.646532] 2*64kB [ 433.648502] ? graph_lock+0x170/0x170 [ 433.652705] (U) [ 433.654933] ? ret_from_fork+0x3a/0x50 [ 433.658722] 1*128kB [ 433.660691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.664552] (U) [ 433.666922] ? check_preemption_disabled+0x48/0x200 [ 433.672438] 1*256kB [ 433.674414] ? check_preemption_disabled+0x48/0x200 [ 433.679402] (U) [ 433.681738] ? __lock_is_held+0xb5/0x140 [ 433.686729] 0*512kB [ 433.688703] __alloc_pages_nodemask+0xa80/0xde0 [ 433.692733] 1*1024kB [ 433.695046] ? graph_lock+0x170/0x170 [ 433.699690] (U) [ 433.702094] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 433.705869] 1*2048kB (M) [ 433.707857] ? graph_lock+0x170/0x170 [ 433.712855] 3*4096kB [ 433.715621] ? find_held_lock+0x36/0x1c0 [ 433.719387] (M) [ 433.721804] ? ____cache_alloc_node+0x1c7/0x1e0 [ 433.725836] = 15908kB [ 433.727804] ? lock_downgrade+0x900/0x900 [ 433.732449] Node 0 [ 433.734856] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.738974] DMA32: [ 433.741207] cache_grow_begin+0x91/0x8c0 [ 433.746729] 3*4kB [ 433.748961] ? do_raw_spin_unlock+0xa7/0x2f0 [ 433.752993] (UM) [ 433.755169] fallback_alloc+0x203/0x2e0 [ 433.759548] 3*8kB [ 433.761610] ____cache_alloc_node+0x1c7/0x1e0 [ 433.765551] (UM) [ 433.767695] kmem_cache_alloc_node+0xe3/0x730 [ 433.772161] 3*16kB [ 433.774215] ? mark_held_locks+0xc7/0x130 [ 433.778680] (UM) [ 433.780914] __alloc_skb+0x119/0x770 [ 433.785048] 1*32kB [ 433.787102] ? skb_scrub_packet+0x490/0x490 [ 433.790787] (M) [ 433.793021] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 433.797314] 1*64kB [ 433.799285] ? queue_work_on+0x12c/0x1e0 [ 433.803841] (M) [ 433.806075] ? switchdev_port_obj_del+0xdc/0x450 [ 433.810105] 5*128kB (UM) [ 433.812084] ? switchdev_trans_item_enqueue+0x260/0x260 [ 433.816811] 3*256kB [ 433.819564] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 433.824903] (M) [ 433.827221] __br_mdb_notify+0x4ff/0x15d0 [ 433.832210] 4*512kB [ 433.834185] ? __br_mdb_add+0x800/0x800 [ 433.838290] (M) 3*1024kB [ 433.840617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.844564] (UM) [ 433.847321] ? graph_lock+0x170/0x170 [ 433.852819] 3*2048kB (UM) [ 433.854899] ? br_multicast_group_expired+0x96/0x610 [ 433.858691] 3*4096kB [ 433.861528] ? lock_downgrade+0x900/0x900 [ 433.866605] (M) [ 433.869011] br_mdb_notify+0x310/0x410 [ 433.873132] = 25140kB [ 433.875103] ? br_mdb_dump+0x2530/0x2530 [ 433.878963] Node 0 [ 433.881371] ? kasan_check_write+0x14/0x20 [ 433.885400] Normal: [ 433.887631] ? do_raw_spin_lock+0xc1/0x200 [ 433.887657] br_multicast_group_expired+0x1bc/0x610 [ 433.891878] 894*4kB [ 433.894194] ? br_mdb_free+0x80/0x80 [ 433.898404] (UME) [ 433.903429] call_timer_fn+0x272/0x920 [ 433.905719] 400*8kB [ 433.909422] ? br_mdb_free+0x80/0x80 [ 433.911547] (ME) [ 433.915429] ? process_timeout+0x40/0x40 [ 433.917735] 203*16kB [ 433.921443] ? find_held_lock+0x36/0x1c0 [ 433.923482] (ME) [ 433.927539] ? __run_timers+0x7da/0xc70 [ 433.929927] 78*32kB [ 433.933979] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.936015] (ME) [ 433.939984] ? _raw_spin_unlock_irq+0x27/0x80 [ 433.942283] 15*64kB [ 433.946764] ? br_mdb_free+0x80/0x80 [ 433.948803] (M) [ 433.953292] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 433.955594] 3*128kB [ 433.959303] ? trace_hardirqs_on+0xbd/0x310 [ 433.961251] (UM) [ 433.965831] ? kasan_check_read+0x11/0x20 [ 433.968126] 0*256kB [ 433.972443] ? __run_timers+0x7da/0xc70 [ 433.974480] 0*512kB [ 433.978620] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 433.980919] 0*1024kB [ 433.984891] ? br_mdb_free+0x80/0x80 [ 433.987199] 0*2048kB [ 433.992638] ? br_mdb_free+0x80/0x80 [ 433.995025] 0*4096kB [ 433.998720] __run_timers+0x7e5/0xc70 [ 433.998736] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 433.998744] ? compat_start_thread+0x80/0x80 [ 433.998755] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.998767] ? _raw_spin_unlock_irq+0x60/0x80 [ 433.998777] ? finish_task_switch+0x1f5/0x900 [ 433.998784] ? finish_task_switch+0x1b5/0x900 [ 433.998791] ? __switch_to_asm+0x34/0x70 [ 433.998801] ? preempt_notifier_register+0x200/0x200 [ 433.998809] ? __switch_to_asm+0x34/0x70 [ 433.998816] ? __switch_to_asm+0x40/0x70 [ 433.998822] ? __switch_to_asm+0x34/0x70 [ 433.998829] ? __switch_to_asm+0x40/0x70 [ 433.998836] ? __switch_to_asm+0x34/0x70 [ 433.998842] ? __switch_to_asm+0x40/0x70 [ 433.998850] ? __switch_to_asm+0x40/0x70 [ 433.998861] ? pvclock_read_flags+0x160/0x160 [ 433.998869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.998892] ? check_preemption_disabled+0x48/0x200 [ 433.998920] ? rcu_pm_notify+0xc0/0xc0 [ 434.001303] = 13864kB [ 434.005013] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.007403] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 434.011191] ? check_preemption_disabled+0x48/0x200 [ 434.016535] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 434.020936] run_timer_softirq+0x52/0xb0 [ 434.026445] 412 total pagecache pages [ 434.030929] ? rcu_read_lock_sched_held+0x108/0x120 [ 434.035404] 0 pages in swap cache [ 434.039897] __do_softirq+0x30b/0xad8 [ 434.043938] Swap cache stats: add 0, delete 0, find 0/0 [ 434.049038] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 434.053287] Free swap = 0kB [ 434.053296] Total swap = 0kB [ 434.057349] ? trace_hardirqs_off+0x310/0x310 [ 434.057365] ? trace_hardirqs_on+0x310/0x310 [ 434.061402] 1965979 pages RAM [ 434.065464] ? schedule+0x108/0x460 [ 434.069502] 0 pages HighMem/MovableOnly [ 434.073557] ? __schedule+0x1ed0/0x1ed0 [ 434.077592] 342745 pages reserved [ 434.082080] ? trace_hardirqs_off+0xb8/0x310 [ 434.087593] 0 pages cma reserved [ 434.092603] ? ___might_sleep+0x1ed/0x300 [ 434.096515] aoe: skb alloc failure [ 434.098856] ? smpboot_thread_fn+0x68b/0xa00 [ 434.098882] ? trace_hardirqs_on+0x310/0x310 [ 434.104456] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 434.113227] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.118218] syz-executor5 cpuset= [ 434.126783] ? check_preemption_disabled+0x48/0x200 [ 434.130817] / [ 434.134615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.139609] mems_allowed=0 [ 434.143056] ? takeover_tasklets+0xa90/0xa90 [ 434.253335] run_ksoftirqd+0x94/0x100 [ 434.257141] smpboot_thread_fn+0x68b/0xa00 [ 434.261382] ? sort_range+0x30/0x30 [ 434.265019] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 434.270125] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.275667] ? __kthread_parkme+0xfb/0x1a0 [ 434.279914] kthread+0x35a/0x420 [ 434.283281] ? sort_range+0x30/0x30 [ 434.286907] ? kthread_bind+0x40/0x40 [ 434.290712] ret_from_fork+0x3a/0x50 [ 434.294448] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 434.294599] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 434.301730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.312026] ksoftirqd/1 cpuset= [ 434.321362] Call Trace: [ 434.321372] / [ 434.324636] [ 434.327213] mems_allowed=0 [ 434.328922] dump_stack+0x1c4/0x2b4 [ 434.337588] ? dump_stack_print_info.cold.2+0x52/0x52 [ 434.342796] warn_alloc.cold.119+0xb7/0x1bd [ 434.347131] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 434.351980] ? lock_downgrade+0x900/0x900 [ 434.356135] ? trace_hardirqs_off+0xb8/0x310 [ 434.360552] ? trace_hardirqs_off+0xb8/0x310 [ 434.364971] __alloc_pages_slowpath+0x2667/0x2d80 [ 434.369847] ? warn_alloc+0x120/0x120 [ 434.373665] ? warn_alloc+0x120/0x120 [ 434.377483] ? print_usage_bug+0xc0/0xc0 [ 434.381564] ? warn_alloc+0x120/0x120 [ 434.385370] ? print_usage_bug+0xc0/0xc0 [ 434.389436] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 434.394453] ? ktime_get+0x2e1/0x440 [ 434.398181] ? check_preemption_disabled+0x48/0x200 [ 434.403213] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.408753] ? should_fail+0x22d/0xd01 [ 434.412641] ? kasan_check_read+0x11/0x20 [ 434.416796] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 434.422074] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.427177] ? __lock_acquire+0x7ec/0x4ec0 [ 434.431417] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.436539] ? should_fail+0x22d/0xd01 [ 434.440440] ? mark_held_locks+0x130/0x130 [ 434.444675] ? mark_held_locks+0x130/0x130 [ 434.448917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.454465] ? graph_lock+0x170/0x170 [ 434.458262] ? mark_held_locks+0xc7/0x130 [ 434.462408] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 434.467429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.472969] ? check_preemption_disabled+0x48/0x200 [ 434.477986] ? check_preemption_disabled+0x48/0x200 [ 434.483013] ? __lock_is_held+0xb5/0x140 [ 434.487080] __alloc_pages_nodemask+0xa80/0xde0 [ 434.491750] ? graph_lock+0x170/0x170 [ 434.495556] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 434.500567] ? graph_lock+0x170/0x170 [ 434.504382] ? find_held_lock+0x36/0x1c0 [ 434.508455] ? ____cache_alloc_node+0x1c7/0x1e0 [ 434.513124] ? lock_downgrade+0x900/0x900 [ 434.517281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.522825] cache_grow_begin+0x91/0x8c0 [ 434.526898] ? do_raw_spin_unlock+0xa7/0x2f0 [ 434.531324] fallback_alloc+0x203/0x2e0 [ 434.535303] ____cache_alloc_node+0x1c7/0x1e0 [ 434.539812] kmem_cache_alloc_node+0xe3/0x730 [ 434.544306] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 434.549414] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 434.554005] __alloc_skb+0x119/0x770 [ 434.557725] ? calc_wheel_index+0x220/0x220 [ 434.562050] ? skb_scrub_packet+0x490/0x490 [ 434.566384] ? vprintk_default+0x28/0x30 [ 434.570443] ? vprintk_func+0x85/0x181 [ 434.574337] ? printk+0xa7/0xcf [ 434.577622] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 434.582382] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 434.587000] new_skb+0x26/0x1c0 [ 434.590282] aoecmd_cfg+0x279/0x7f0 [ 434.593924] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 434.598252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.603790] ? check_preemption_disabled+0x48/0x200 [ 434.608801] ? check_preemption_disabled+0x48/0x200 [ 434.613829] ? __lock_is_held+0xb5/0x140 [ 434.617912] discover_timer+0x50/0x60 [ 434.621715] call_timer_fn+0x272/0x920 [ 434.625603] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 434.630452] ? process_timeout+0x40/0x40 [ 434.634510] ? find_held_lock+0x36/0x1c0 [ 434.638581] ? __run_timers+0x7da/0xc70 [ 434.642560] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.647053] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.651555] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 434.656406] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 434.660994] ? trace_hardirqs_on+0xbd/0x310 [ 434.665314] ? kasan_check_read+0x11/0x20 [ 434.669461] ? __run_timers+0x7da/0xc70 [ 434.673438] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 434.678917] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 434.683764] __run_timers+0x7e5/0xc70 [ 434.687582] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 434.692950] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 434.697967] ? graph_lock+0x170/0x170 [ 434.701773] ? enqueue_hrtimer+0x1a5/0x560 [ 434.706010] ? lock_release+0x970/0x970 [ 434.709989] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 434.715189] ? find_held_lock+0x36/0x1c0 [ 434.719260] ? pvclock_read_flags+0x160/0x160 [ 434.723758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.729292] ? check_preemption_disabled+0x48/0x200 [ 434.734317] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 434.739601] ? rcu_pm_notify+0xc0/0xc0 [ 434.743494] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.749028] ? check_preemption_disabled+0x48/0x200 [ 434.754056] run_timer_softirq+0x52/0xb0 [ 434.758120] ? rcu_read_lock_sched_held+0x108/0x120 [ 434.763139] __do_softirq+0x30b/0xad8 [ 434.766951] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 434.772063] ? pvclock_read_flags+0x160/0x160 [ 434.776556] ? lapic_next_event+0x5a/0x90 [ 434.780729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.786266] ? check_preemption_disabled+0x48/0x200 [ 434.791281] ? check_preemption_disabled+0x48/0x200 [ 434.796305] ? kvm_clock_read+0x18/0x30 [ 434.800279] ? kvm_sched_clock_read+0x9/0x20 [ 434.804693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.810230] ? check_preemption_disabled+0x48/0x200 [ 434.815261] irq_exit+0x17f/0x1c0 [ 434.818732] smp_apic_timer_interrupt+0x1cb/0x760 [ 434.823572] ? smp_reschedule_interrupt+0x109/0x650 [ 434.828597] ? smp_call_function_single_interrupt+0x650/0x650 [ 434.834480] ? interrupt_entry+0xb5/0xf0 [ 434.838545] ? trace_hardirqs_off_caller+0xbb/0x310 [ 434.843559] ? trace_hardirqs_off_caller+0xbb/0x310 [ 434.848579] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.853425] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.858442] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.863463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.869002] ? check_preemption_disabled+0x48/0x200 [ 434.874021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.879570] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.884421] apic_timer_interrupt+0xf/0x20 [ 434.888651] [ 434.890896] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 434.896098] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 434.914996] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 434.923196] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 434.930461] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 434.937724] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 434.944989] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 434.952257] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 434.959576] do_exit+0x11ef/0x2610 [ 434.963134] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 434.968159] ? mm_update_next_owner+0x990/0x990 [ 434.972838] ? print_usage_bug+0xc0/0xc0 [ 434.976929] ? graph_lock+0x170/0x170 [ 434.980733] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.986270] ? check_preemption_disabled+0x48/0x200 [ 434.991291] ? check_preemption_disabled+0x48/0x200 [ 434.996306] ? print_usage_bug+0xc0/0xc0 [ 435.000373] ? __lock_acquire+0x7ec/0x4ec0 [ 435.004619] ? __lock_acquire+0x7ec/0x4ec0 [ 435.008869] ? mark_held_locks+0x130/0x130 [ 435.013930] ? mark_held_locks+0x130/0x130 [ 435.018171] ? finish_task_switch+0x1b5/0x900 [ 435.022682] ? __switch_to_asm+0x34/0x70 [ 435.026748] ? __switch_to_asm+0x34/0x70 [ 435.030810] ? __switch_to_asm+0x34/0x70 [ 435.034870] ? __switch_to_asm+0x40/0x70 [ 435.038942] ? __switch_to_asm+0x34/0x70 [ 435.043001] ? __switch_to_asm+0x40/0x70 [ 435.047066] ? __switch_to_asm+0x34/0x70 [ 435.051127] ? __switch_to_asm+0x34/0x70 [ 435.055186] ? __switch_to_asm+0x34/0x70 [ 435.059243] ? __switch_to_asm+0x34/0x70 [ 435.063303] ? __switch_to_asm+0x40/0x70 [ 435.067365] ? __switch_to_asm+0x34/0x70 [ 435.071424] ? __switch_to_asm+0x40/0x70 [ 435.075491] ? graph_lock+0x170/0x170 [ 435.079299] ? graph_lock+0x170/0x170 [ 435.083105] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.088641] ? wait_consider_task+0x245/0x3bb0 [ 435.093230] ? memset+0x31/0x40 [ 435.096515] ? find_held_lock+0x36/0x1c0 [ 435.100584] ? get_signal+0x95b/0x1980 [ 435.104476] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.108988] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.113489] do_group_exit+0x177/0x440 [ 435.117384] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 435.122834] ? __ia32_sys_exit+0x50/0x50 [ 435.126919] get_signal+0x8b0/0x1980 [ 435.130648] ? ptrace_notify+0x130/0x130 [ 435.134715] ? do_wait+0x57d/0xb90 [ 435.138259] ? wait_consider_task+0x3bb0/0x3bb0 [ 435.142926] ? graph_lock+0x170/0x170 [ 435.146729] ? graph_lock+0x170/0x170 [ 435.150530] ? graph_lock+0x170/0x170 [ 435.154344] do_signal+0x9c/0x21e0 [ 435.157893] ? find_held_lock+0x36/0x1c0 [ 435.161968] ? setup_sigcontext+0x7d0/0x7d0 [ 435.166290] ? kernel_wait4+0x2e0/0x3f0 [ 435.170267] ? __ia32_sys_waitid+0x140/0x140 [ 435.174679] ? task_stopped_code+0x190/0x190 [ 435.179094] ? exit_to_usermode_loop+0x8c/0x380 [ 435.183785] ? __do_page_fault+0x4a6/0xed0 [ 435.188023] ? do_syscall_64+0x9a/0x820 [ 435.191999] ? do_syscall_64+0x9a/0x820 [ 435.195981] exit_to_usermode_loop+0x2e5/0x380 [ 435.200570] ? syscall_slow_exit_work+0x520/0x520 [ 435.205427] do_syscall_64+0x6be/0x820 [ 435.209322] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 435.214692] ? syscall_return_slowpath+0x5e0/0x5e0 [ 435.219619] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 435.224465] ? trace_hardirqs_on_caller+0x310/0x310 [ 435.229481] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 435.234498] ? prepare_exit_to_usermode+0x291/0x3b0 [ 435.239519] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 435.244369] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 435.249556] RIP: 0033:0x4110ba [ 435.252759] Code: Bad RIP value. [ 435.256123] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 435.263831] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 435.271096] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 435.278360] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 435.285627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 435.292904] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 435.300195] warn_alloc_show_mem: 1 callbacks suppressed [ 435.300208] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 435.300210] Mem-Info: [ 435.300241] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 435.300241] active_file:15 inactive_file:18 isolated_file:0 [ 435.300241] unevictable:0 dirty:0 writeback:0 unstable:0 [ 435.300241] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 435.300241] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 435.300241] free:13728 free_pcp:120 free_cma:0 [ 435.305582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 435.312513] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 435.314920] Call Trace: [ 435.347802] Node 0 [ 435.357157] dump_stack+0x1c4/0x2b4 [ 435.384926] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 435.387484] ? dump_stack_print_info.cold.2+0x52/0x52 [ 435.389685] lowmem_reserve[]: [ 435.393313] warn_alloc.cold.119+0xb7/0x1bd [ 435.418780] 0 [ 435.423969] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 435.427048] 2817 [ 435.431364] ? lock_downgrade+0x900/0x900 [ 435.433140] 6321 [ 435.437986] ? trace_hardirqs_off+0xb8/0x310 [ 435.440021] 6321 [ 435.444168] ? trace_hardirqs_off+0xb8/0x310 [ 435.450611] __alloc_pages_slowpath+0x2667/0x2d80 [ 435.452646] Node 0 [ 435.457065] ? lock_downgrade+0x900/0x900 [ 435.461897] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 435.464102] ? warn_alloc+0x120/0x120 [ 435.468224] lowmem_reserve[]: [ 435.494954] ? warn_alloc+0x120/0x120 [ 435.498730] 0 [ 435.501832] ? print_usage_bug+0xc0/0xc0 [ 435.505603] 0 [ 435.507401] ? warn_alloc+0x120/0x120 [ 435.511434] 3503 [ 435.513454] ? print_usage_bug+0xc0/0xc0 [ 435.517221] 3503 [ 435.519287] ? __lock_acquire+0x7ec/0x4ec0 [ 435.523319] Node 0 [ 435.525380] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.529616] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 435.531829] ? should_fail+0x22d/0xd01 [ 435.537341] lowmem_reserve[]: [ 435.566589] ? mark_held_locks+0x130/0x130 [ 435.566611] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.570475] 0 [ 435.573572] ? __lock_acquire+0x7ec/0x4ec0 [ 435.577781] 0 [ 435.582889] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.584662] 0 [ 435.588896] ? __lock_acquire+0x7ec/0x4ec0 [ 435.590679] 0 [ 435.595774] ? should_fail+0x22d/0xd01 [ 435.601780] ? print_usage_bug+0xc0/0xc0 [ 435.603559] Node 0 [ 435.607438] ? print_usage_bug+0xc0/0xc0 [ 435.611476] DMA: [ 435.613706] ? mark_held_locks+0x130/0x130 [ 435.617755] 1*4kB [ 435.619809] ? mark_held_locks+0x130/0x130 [ 435.624022] (U) [ 435.626171] ? graph_lock+0x170/0x170 [ 435.630377] 0*8kB [ 435.632348] ? ret_from_fork+0x3a/0x50 [ 435.636122] 0*16kB [ 435.638265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.642131] 1*32kB [ 435.644361] ? check_preemption_disabled+0x48/0x200 [ 435.649869] (U) [ 435.652104] ? check_preemption_disabled+0x48/0x200 [ 435.657096] 2*64kB [ 435.659073] ? __lock_is_held+0xb5/0x140 [ 435.664055] (U) [ 435.666293] __alloc_pages_nodemask+0xa80/0xde0 [ 435.670329] 1*128kB [ 435.672300] ? graph_lock+0x170/0x170 [ 435.676943] (U) [ 435.679265] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 435.683037] 1*256kB [ 435.685016] ? graph_lock+0x170/0x170 [ 435.690018] (U) [ 435.692343] ? find_held_lock+0x36/0x1c0 [ 435.696113] 0*512kB [ 435.698088] ? ____cache_alloc_node+0x1c7/0x1e0 [ 435.702121] 1*1024kB [ 435.704437] ? lock_downgrade+0x900/0x900 [ 435.709081] (U) [ 435.711488] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.715606] 1*2048kB [ 435.717576] cache_grow_begin+0x91/0x8c0 [ 435.723084] (M) [ 435.725488] ? do_raw_spin_unlock+0xa7/0x2f0 [ 435.729525] 3*4096kB [ 435.731496] fallback_alloc+0x203/0x2e0 [ 435.735904] (M) [ 435.738312] ____cache_alloc_node+0x1c7/0x1e0 [ 435.742260] = 15908kB [ 435.744228] kmem_cache_alloc_node+0xe3/0x730 [ 435.748695] Node 0 [ 435.751098] ? mark_held_locks+0xc7/0x130 [ 435.755564] DMA32: [ 435.757796] __alloc_skb+0x119/0x770 [ 435.761915] 3*4kB [ 435.764145] ? skb_scrub_packet+0x490/0x490 [ 435.767830] (UM) [ 435.769979] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 435.774275] 3*8kB [ 435.776330] ? queue_work_on+0x12c/0x1e0 [ 435.780889] (UM) [ 435.783033] ? switchdev_port_obj_del+0xdc/0x450 [ 435.787068] 3*16kB [ 435.789127] ? switchdev_trans_item_enqueue+0x260/0x260 [ 435.793852] (UM) [ 435.796088] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 435.801426] 1*32kB [ 435.803484] __br_mdb_notify+0x4ff/0x15d0 [ 435.808473] (M) [ 435.810710] ? __br_mdb_add+0x800/0x800 [ 435.814823] 1*64kB [ 435.816799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.820744] (M) [ 435.822985] ? graph_lock+0x170/0x170 [ 435.828488] 5*128kB [ 435.830463] ? br_multicast_group_expired+0x96/0x610 [ 435.834234] (UM) [ 435.836550] ? lock_downgrade+0x900/0x900 [ 435.841625] 3*256kB [ 435.843681] br_mdb_notify+0x310/0x410 [ 435.847799] (M) [ 435.850114] ? br_mdb_dump+0x2530/0x2530 [ 435.853977] 4*512kB [ 435.855947] ? kasan_check_write+0x14/0x20 [ 435.859981] (M) [ 435.862298] ? do_raw_spin_lock+0xc1/0x200 [ 435.866508] 3*1024kB [ 435.868480] br_multicast_group_expired+0x1bc/0x610 [ 435.872683] (UM) [ 435.875087] ? br_mdb_free+0x80/0x80 [ 435.880079] 3*2048kB (UM) [ 435.882156] call_timer_fn+0x272/0x920 [ 435.885837] 3*4096kB [ 435.888676] ? br_mdb_free+0x80/0x80 [ 435.892541] (M) [ 435.894950] ? process_timeout+0x40/0x40 [ 435.898627] = 25140kB [ 435.898636] Node 0 [ 435.900605] ? find_held_lock+0x36/0x1c0 [ 435.904636] Normal: [ 435.907051] ? __run_timers+0x7da/0xc70 [ 435.909255] 894*4kB [ 435.913308] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.915606] (UME) [ 435.919575] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.922319] 400*8kB [ 435.926808] ? br_mdb_free+0x80/0x80 [ 435.928936] (ME) [ 435.933426] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 435.935720] 203*16kB [ 435.939427] ? trace_hardirqs_on+0xbd/0x310 [ 435.941465] (ME) [ 435.946040] ? kasan_check_read+0x11/0x20 [ 435.948425] 78*32kB [ 435.952739] ? __run_timers+0x7da/0xc70 [ 435.954778] (ME) [ 435.958925] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 435.961224] 15*64kB [ 435.965191] ? br_mdb_free+0x80/0x80 [ 435.967227] (M) [ 435.972670] ? br_mdb_free+0x80/0x80 [ 435.974968] 3*128kB [ 435.978676] __run_timers+0x7e5/0xc70 [ 435.980623] (UM) [ 435.984339] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 435.986634] 0*256kB [ 435.990423] ? compat_start_thread+0x80/0x80 [ 435.992461] 0*512kB [ 435.997814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.000109] 0*1024kB [ 436.004513] ? _raw_spin_unlock_irq+0x60/0x80 [ 436.006814] 0*2048kB [ 436.012341] ? finish_task_switch+0x1f5/0x900 [ 436.014726] 0*4096kB [ 436.019212] ? finish_task_switch+0x1b5/0x900 [ 436.021595] = 13864kB [ 436.026082] ? __switch_to_asm+0x34/0x70 [ 436.028476] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 436.032956] ? preempt_notifier_register+0x200/0x200 [ 436.035345] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 436.039395] ? __switch_to_asm+0x34/0x70 [ 436.048205] 412 total pagecache pages [ 436.053785] ? __switch_to_asm+0x40/0x70 [ 436.062342] 0 pages in swap cache [ 436.066390] ? __switch_to_asm+0x34/0x70 [ 436.070167] Swap cache stats: add 0, delete 0, find 0/0 [ 436.074219] ? __switch_to_asm+0x40/0x70 [ 436.077649] Free swap = 0kB [ 436.081703] ? __switch_to_asm+0x34/0x70 [ 436.087049] Total swap = 0kB [ 436.091104] ? __switch_to_asm+0x40/0x70 [ 436.094098] 1965979 pages RAM [ 436.098147] ? __switch_to_asm+0x40/0x70 [ 436.101140] 0 pages HighMem/MovableOnly [ 436.105196] ? pvclock_read_flags+0x160/0x160 [ 436.108274] 342745 pages reserved [ 436.112330] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.116276] 0 pages cma reserved [ 436.120761] ? check_preemption_disabled+0x48/0x200 [ 436.124239] aoe: skb alloc failure [ 436.129724] ? rcu_pm_notify+0xc0/0xc0 [ 436.133096] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 436.138069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.141587] syz-executor5 cpuset= [ 436.145468] ? check_preemption_disabled+0x48/0x200 [ 436.155932] / [ 436.161473] run_timer_softirq+0x52/0xb0 [ 436.164902] mems_allowed=0 [ 436.169916] ? rcu_read_lock_sched_held+0x108/0x120 [ 436.184095] __do_softirq+0x30b/0xad8 [ 436.187920] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 436.193023] ? trace_hardirqs_off+0x310/0x310 [ 436.197515] ? trace_hardirqs_on+0x310/0x310 [ 436.201935] ? schedule+0x108/0x460 [ 436.205569] ? __schedule+0x1ed0/0x1ed0 [ 436.209551] ? trace_hardirqs_off+0xb8/0x310 [ 436.213964] ? ___might_sleep+0x1ed/0x300 [ 436.218107] ? smpboot_thread_fn+0x68b/0xa00 [ 436.222517] ? trace_hardirqs_on+0x310/0x310 [ 436.226934] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.232468] ? check_preemption_disabled+0x48/0x200 [ 436.237485] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.243025] ? takeover_tasklets+0xa90/0xa90 [ 436.247440] run_ksoftirqd+0x94/0x100 [ 436.251241] smpboot_thread_fn+0x68b/0xa00 [ 436.255481] ? sort_range+0x30/0x30 [ 436.259112] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 436.264219] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.269759] ? __kthread_parkme+0xfb/0x1a0 [ 436.274002] kthread+0x35a/0x420 [ 436.277369] ? sort_range+0x30/0x30 [ 436.280992] ? kthread_bind+0x40/0x40 [ 436.284798] ret_from_fork+0x3a/0x50 [ 436.288535] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 436.288684] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 436.295811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.306104] ksoftirqd/1 cpuset= [ 436.315438] Call Trace: [ 436.315447] / [ 436.318713] [ 436.321283] mems_allowed=0 [ 436.322995] dump_stack+0x1c4/0x2b4 [ 436.331657] ? dump_stack_print_info.cold.2+0x52/0x52 [ 436.336871] warn_alloc.cold.119+0xb7/0x1bd [ 436.341205] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 436.346054] ? lock_downgrade+0x900/0x900 [ 436.350210] ? trace_hardirqs_off+0xb8/0x310 [ 436.354627] ? trace_hardirqs_off+0xb8/0x310 [ 436.359046] __alloc_pages_slowpath+0x2667/0x2d80 [ 436.363932] ? warn_alloc+0x120/0x120 [ 436.367741] ? __lock_acquire+0x7ec/0x4ec0 [ 436.371982] ? warn_alloc+0x120/0x120 [ 436.375785] ? print_usage_bug+0xc0/0xc0 [ 436.379856] ? warn_alloc+0x120/0x120 [ 436.383710] ? print_usage_bug+0xc0/0xc0 [ 436.387772] ? mark_held_locks+0x130/0x130 [ 436.392006] ? mark_held_locks+0x130/0x130 [ 436.396242] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.401782] ? should_fail+0x22d/0xd01 [ 436.405671] ? graph_lock+0x170/0x170 [ 436.409475] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 436.414577] ? __lock_acquire+0x7ec/0x4ec0 [ 436.418818] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 436.423928] ? should_fail+0x22d/0xd01 [ 436.427829] ? mark_held_locks+0x130/0x130 [ 436.432068] ? mark_held_locks+0x130/0x130 [ 436.436304] ? lock_downgrade+0x900/0x900 [ 436.440452] ? graph_lock+0x170/0x170 [ 436.444252] ? graph_lock+0x170/0x170 [ 436.448053] ? graph_lock+0x170/0x170 [ 436.451850] ? print_usage_bug+0xc0/0xc0 [ 436.455926] ? do_raw_spin_unlock+0xa7/0x2f0 [ 436.460340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.465884] ? check_preemption_disabled+0x48/0x200 [ 436.470902] ? check_preemption_disabled+0x48/0x200 [ 436.475939] ? __lock_is_held+0xb5/0x140 [ 436.480006] __alloc_pages_nodemask+0xa80/0xde0 [ 436.484677] ? graph_lock+0x170/0x170 [ 436.488483] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 436.493498] ? graph_lock+0x170/0x170 [ 436.497311] ? find_held_lock+0x36/0x1c0 [ 436.501382] ? ____cache_alloc_node+0x1c7/0x1e0 [ 436.506102] ? lock_downgrade+0x900/0x900 [ 436.510259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.515805] cache_grow_begin+0x91/0x8c0 [ 436.519868] ? do_raw_spin_unlock+0xa7/0x2f0 [ 436.524296] fallback_alloc+0x203/0x2e0 [ 436.528278] ____cache_alloc_node+0x1c7/0x1e0 [ 436.532777] kmem_cache_alloc_node+0xe3/0x730 [ 436.537270] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 436.542375] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 436.546966] __alloc_skb+0x119/0x770 [ 436.550678] ? calc_wheel_index+0x220/0x220 [ 436.555001] ? skb_scrub_packet+0x490/0x490 [ 436.559335] ? vprintk_default+0x28/0x30 [ 436.563398] ? vprintk_func+0x85/0x181 [ 436.567291] ? printk+0xa7/0xcf [ 436.570571] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 436.575330] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 436.579924] new_skb+0x26/0x1c0 [ 436.583203] aoecmd_cfg+0x279/0x7f0 [ 436.586834] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 436.591161] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.596696] ? check_preemption_disabled+0x48/0x200 [ 436.601706] ? check_preemption_disabled+0x48/0x200 [ 436.606733] ? __lock_is_held+0xb5/0x140 [ 436.610803] discover_timer+0x50/0x60 [ 436.614608] call_timer_fn+0x272/0x920 [ 436.618494] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 436.623338] ? process_timeout+0x40/0x40 [ 436.627427] ? find_held_lock+0x36/0x1c0 [ 436.631495] ? __run_timers+0x7da/0xc70 [ 436.635475] ? _raw_spin_unlock_irq+0x27/0x80 [ 436.639967] ? _raw_spin_unlock_irq+0x27/0x80 [ 436.644460] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 436.649306] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 436.653895] ? trace_hardirqs_on+0xbd/0x310 [ 436.658222] ? kasan_check_read+0x11/0x20 [ 436.662369] ? __run_timers+0x7da/0xc70 [ 436.666343] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 436.671805] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 436.676646] __run_timers+0x7e5/0xc70 [ 436.680458] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 436.685825] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 436.690845] ? graph_lock+0x170/0x170 [ 436.694653] ? enqueue_hrtimer+0x1a5/0x560 [ 436.698892] ? lock_release+0x970/0x970 [ 436.702881] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 436.708089] ? find_held_lock+0x36/0x1c0 [ 436.712158] ? pvclock_read_flags+0x160/0x160 [ 436.716655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.722193] ? check_preemption_disabled+0x48/0x200 [ 436.727219] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 436.732502] ? rcu_pm_notify+0xc0/0xc0 [ 436.736393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.741932] ? check_preemption_disabled+0x48/0x200 [ 436.746956] run_timer_softirq+0x52/0xb0 [ 436.751017] ? rcu_read_lock_sched_held+0x108/0x120 [ 436.756035] __do_softirq+0x30b/0xad8 [ 436.759850] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 436.764966] ? pvclock_read_flags+0x160/0x160 [ 436.769462] ? lapic_next_event+0x5a/0x90 [ 436.773609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.779144] ? check_preemption_disabled+0x48/0x200 [ 436.784172] ? check_preemption_disabled+0x48/0x200 [ 436.789193] ? kvm_clock_read+0x18/0x30 [ 436.793166] ? kvm_sched_clock_read+0x9/0x20 [ 436.797579] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.803114] ? check_preemption_disabled+0x48/0x200 [ 436.808145] irq_exit+0x17f/0x1c0 [ 436.811605] smp_apic_timer_interrupt+0x1cb/0x760 [ 436.816452] ? smp_reschedule_interrupt+0x109/0x650 [ 436.821489] ? smp_call_function_single_interrupt+0x650/0x650 [ 436.827376] ? interrupt_entry+0xb5/0xf0 [ 436.831439] ? trace_hardirqs_off_caller+0xbb/0x310 [ 436.836455] ? trace_hardirqs_off_caller+0xbb/0x310 [ 436.841476] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.846322] ? trace_hardirqs_on_caller+0x310/0x310 [ 436.851336] ? trace_hardirqs_on_caller+0x310/0x310 [ 436.856355] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.861896] ? check_preemption_disabled+0x48/0x200 [ 436.866925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.872472] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.877338] apic_timer_interrupt+0xf/0x20 [ 436.881564] [ 436.883803] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 436.888997] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 436.907911] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 436.915624] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 436.923372] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 436.930637] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 436.937911] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 436.945195] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 436.952491] do_exit+0x11ef/0x2610 [ 436.956035] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 436.961062] ? mm_update_next_owner+0x990/0x990 [ 436.965736] ? print_usage_bug+0xc0/0xc0 [ 436.969796] ? graph_lock+0x170/0x170 [ 436.973603] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.979140] ? check_preemption_disabled+0x48/0x200 [ 436.984159] ? check_preemption_disabled+0x48/0x200 [ 436.989174] ? print_usage_bug+0xc0/0xc0 [ 436.993238] ? __lock_acquire+0x7ec/0x4ec0 [ 436.997478] ? __lock_acquire+0x7ec/0x4ec0 [ 437.001732] ? mark_held_locks+0x130/0x130 [ 437.005979] ? mark_held_locks+0x130/0x130 [ 437.010217] ? finish_task_switch+0x1b5/0x900 [ 437.014711] ? __switch_to_asm+0x34/0x70 [ 437.018773] ? __switch_to_asm+0x34/0x70 [ 437.022835] ? __switch_to_asm+0x34/0x70 [ 437.026901] ? __switch_to_asm+0x40/0x70 [ 437.030967] ? __switch_to_asm+0x34/0x70 [ 437.035024] ? __switch_to_asm+0x40/0x70 [ 437.039082] ? __switch_to_asm+0x34/0x70 [ 437.043138] ? __switch_to_asm+0x34/0x70 [ 437.047195] ? __switch_to_asm+0x34/0x70 [ 437.051252] ? __switch_to_asm+0x34/0x70 [ 437.055312] ? __switch_to_asm+0x40/0x70 [ 437.059368] ? __switch_to_asm+0x34/0x70 [ 437.063428] ? __switch_to_asm+0x40/0x70 [ 437.067497] ? graph_lock+0x170/0x170 [ 437.071305] ? graph_lock+0x170/0x170 [ 437.075105] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.080642] ? wait_consider_task+0x245/0x3bb0 [ 437.085228] ? memset+0x31/0x40 [ 437.088514] ? find_held_lock+0x36/0x1c0 [ 437.092586] ? get_signal+0x95b/0x1980 [ 437.096473] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.100966] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.105467] do_group_exit+0x177/0x440 [ 437.109359] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 437.114808] ? __ia32_sys_exit+0x50/0x50 [ 437.118893] get_signal+0x8b0/0x1980 [ 437.122627] ? ptrace_notify+0x130/0x130 [ 437.126687] ? do_wait+0x57d/0xb90 [ 437.130232] ? wait_consider_task+0x3bb0/0x3bb0 [ 437.134904] ? graph_lock+0x170/0x170 [ 437.138708] ? graph_lock+0x170/0x170 [ 437.142514] ? graph_lock+0x170/0x170 [ 437.146330] do_signal+0x9c/0x21e0 [ 437.149881] ? find_held_lock+0x36/0x1c0 [ 437.153955] ? setup_sigcontext+0x7d0/0x7d0 [ 437.158274] ? kernel_wait4+0x2e0/0x3f0 [ 437.162251] ? __ia32_sys_waitid+0x140/0x140 [ 437.166662] ? task_stopped_code+0x190/0x190 [ 437.171074] ? exit_to_usermode_loop+0x8c/0x380 [ 437.175757] ? __do_page_fault+0x4a6/0xed0 [ 437.179993] ? do_syscall_64+0x9a/0x820 [ 437.183969] ? do_syscall_64+0x9a/0x820 [ 437.187953] exit_to_usermode_loop+0x2e5/0x380 [ 437.192537] ? syscall_slow_exit_work+0x520/0x520 [ 437.197390] do_syscall_64+0x6be/0x820 [ 437.201280] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 437.206647] ? syscall_return_slowpath+0x5e0/0x5e0 [ 437.211575] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.216420] ? trace_hardirqs_on_caller+0x310/0x310 [ 437.221440] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 437.226460] ? prepare_exit_to_usermode+0x291/0x3b0 [ 437.231481] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.236334] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 437.241518] RIP: 0033:0x4110ba [ 437.244712] Code: Bad RIP value. [ 437.248073] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 437.255780] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 437.263047] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 437.270316] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 437.277579] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 437.284847] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 437.292144] warn_alloc_show_mem: 1 callbacks suppressed [ 437.292156] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 437.292158] Mem-Info: [ 437.292189] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 437.292189] active_file:15 inactive_file:18 isolated_file:0 [ 437.292189] unevictable:0 dirty:0 writeback:0 unstable:0 [ 437.292189] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 437.292189] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 437.292189] free:13728 free_pcp:120 free_cma:0 [ 437.297532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 437.304462] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 437.306863] Call Trace: [ 437.339736] Node 0 [ 437.349092] dump_stack+0x1c4/0x2b4 [ 437.376763] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 437.379322] ? dump_stack_print_info.cold.2+0x52/0x52 [ 437.381530] lowmem_reserve[]: [ 437.385159] warn_alloc.cold.119+0xb7/0x1bd [ 437.410623] 0 [ 437.415807] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 437.418890] 2817 [ 437.423210] ? lock_downgrade+0x900/0x900 [ 437.424993] 6321 [ 437.429833] ? trace_hardirqs_off+0xb8/0x310 [ 437.431867] 6321 [ 437.436019] ? trace_hardirqs_off+0xb8/0x310 [ 437.442551] __alloc_pages_slowpath+0x2667/0x2d80 [ 437.444577] Node 0 [ 437.448997] ? lock_downgrade+0x900/0x900 [ 437.453825] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 437.456033] ? warn_alloc+0x120/0x120 [ 437.460156] lowmem_reserve[]: [ 437.486866] ? warn_alloc+0x120/0x120 [ 437.490645] 0 [ 437.493744] ? print_usage_bug+0xc0/0xc0 [ 437.497517] 0 [ 437.499315] ? warn_alloc+0x120/0x120 [ 437.503352] 3503 [ 437.505149] ? print_usage_bug+0xc0/0xc0 [ 437.508929] 3503 [ 437.510988] ? __lock_acquire+0x7ec/0x4ec0 [ 437.517080] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.521288] Node 0 [ 437.526816] ? should_fail+0x22d/0xd01 [ 437.526853] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 437.529058] ? mark_held_locks+0x130/0x130 [ 437.532929] lowmem_reserve[]: [ 437.561290] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.565489] 0 0 [ 437.568596] ? __lock_acquire+0x7ec/0x4ec0 [ 437.573671] 0 [ 437.575642] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.579851] 0 [ 437.581650] ? __lock_acquire+0x7ec/0x4ec0 [ 437.586729] Node 0 [ 437.588527] ? should_fail+0x22d/0xd01 [ 437.592733] DMA: [ 437.594965] ? print_usage_bug+0xc0/0xc0 [ 437.598826] 1*4kB [ 437.600894] ? print_usage_bug+0xc0/0xc0 [ 437.604934] (U) [ 437.607080] ? mark_held_locks+0x130/0x130 [ 437.611111] 0*8kB [ 437.613080] ? mark_held_locks+0x130/0x130 [ 437.617287] 0*16kB [ 437.619437] ? graph_lock+0x170/0x170 [ 437.623642] 1*32kB [ 437.625870] ? ret_from_fork+0x3a/0x50 [ 437.629648] (U) [ 437.631885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.635746] 2*64kB [ 437.637716] ? check_preemption_disabled+0x48/0x200 [ 437.643226] (U) [ 437.645458] ? check_preemption_disabled+0x48/0x200 [ 437.650448] 1*128kB [ 437.652425] ? __lock_is_held+0xb5/0x140 [ 437.657402] (U) [ 437.659725] __alloc_pages_nodemask+0xa80/0xde0 [ 437.663757] 1*256kB [ 437.665726] ? graph_lock+0x170/0x170 [ 437.670366] (U) [ 437.672683] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 437.676460] 0*512kB [ 437.678429] ? graph_lock+0x170/0x170 [ 437.683414] 1*1024kB (U) [ 437.685749] ? find_held_lock+0x36/0x1c0 [ 437.689517] 1*2048kB [ 437.692276] ? ____cache_alloc_node+0x1c7/0x1e0 [ 437.696306] (M) [ 437.698709] ? lock_downgrade+0x900/0x900 [ 437.703352] 3*4096kB [ 437.705331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.709451] (M) [ 437.711855] cache_grow_begin+0x91/0x8c0 [ 437.717365] = 15908kB [ 437.719335] ? do_raw_spin_unlock+0xa7/0x2f0 [ 437.723370] Node 0 [ 437.725775] fallback_alloc+0x203/0x2e0 [ 437.730155] DMA32: [ 437.732388] ____cache_alloc_node+0x1c7/0x1e0 [ 437.736337] 3*4kB [ 437.738567] kmem_cache_alloc_node+0xe3/0x730 [ 437.743035] (UM) [ 437.745180] ? mark_held_locks+0xc7/0x130 [ 437.749650] 3*8kB [ 437.751707] __alloc_skb+0x119/0x770 [ 437.755824] (UM) [ 437.757969] ? skb_scrub_packet+0x490/0x490 [ 437.761654] 3*16kB [ 437.763712] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 437.768002] (UM) [ 437.770231] ? queue_work_on+0x12c/0x1e0 [ 437.774788] 1*32kB [ 437.776846] ? switchdev_port_obj_del+0xdc/0x450 [ 437.780884] (M) [ 437.783116] ? switchdev_trans_item_enqueue+0x260/0x260 [ 437.787843] 1*64kB [ 437.789813] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 437.795148] (M) [ 437.797380] __br_mdb_notify+0x4ff/0x15d0 [ 437.802369] 5*128kB [ 437.804349] ? __br_mdb_add+0x800/0x800 [ 437.808465] (UM) [ 437.810784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.814729] 3*256kB [ 437.816791] ? graph_lock+0x170/0x170 [ 437.822294] (M) [ 437.824616] ? br_multicast_group_expired+0x96/0x610 [ 437.828391] 4*512kB [ 437.830361] ? lock_downgrade+0x900/0x900 [ 437.835438] (M) [ 437.837754] br_mdb_notify+0x310/0x410 [ 437.841883] 3*1024kB [ 437.843855] ? br_mdb_dump+0x2530/0x2530 [ 437.847710] (UM) 3*2048kB [ 437.850139] ? kasan_check_write+0x14/0x20 [ 437.854165] (UM) 3*4096kB [ 437.857025] ? do_raw_spin_lock+0xc1/0x200 [ 437.861222] (M) = 25140kB [ 437.864087] br_multicast_group_expired+0x1bc/0x610 [ 437.868286] Node 0 Normal: [ 437.871058] ? br_mdb_free+0x80/0x80 [ 437.876055] 894*4kB [ 437.878995] call_timer_fn+0x272/0x920 [ 437.882668] (UME) [ 437.884986] ? br_mdb_free+0x80/0x80 [ 437.888847] 400*8kB [ 437.890999] ? process_timeout+0x40/0x40 [ 437.894680] (ME) [ 437.897003] ? find_held_lock+0x36/0x1c0 [ 437.901040] 203*16kB (ME) [ 437.903116] ? __run_timers+0x7da/0xc70 [ 437.907158] 78*32kB [ 437.910000] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.913952] (ME) [ 437.916275] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.920741] 15*64kB [ 437.922794] ? br_mdb_free+0x80/0x80 [ 437.927262] (M) [ 437.929584] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 437.933264] 3*128kB (UM) [ 437.935248] ? trace_hardirqs_on+0xbd/0x310 [ 437.939795] 0*256kB 0*512kB [ 437.942565] ? kasan_check_read+0x11/0x20 [ 437.946868] 0*1024kB [ 437.949901] ? __run_timers+0x7da/0xc70 [ 437.954027] 0*2048kB [ 437.956438] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 437.960382] 0*4096kB [ 437.962786] ? br_mdb_free+0x80/0x80 [ 437.968208] = 13864kB [ 437.970615] ? br_mdb_free+0x80/0x80 [ 437.974305] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 437.976706] __run_timers+0x7e5/0xc70 [ 437.980398] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 437.989260] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 437.993032] 412 total pagecache pages [ 438.001611] ? compat_start_thread+0x80/0x80 [ 438.006962] 0 pages in swap cache [ 438.010767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.015151] Swap cache stats: add 0, delete 0, find 0/0 [ 438.018611] ? _raw_spin_unlock_irq+0x60/0x80 [ 438.024112] Free swap = 0kB [ 438.024121] Total swap = 0kB [ 438.029483] ? finish_task_switch+0x1f5/0x900 [ 438.033948] 1965979 pages RAM [ 438.036963] ? finish_task_switch+0x1b5/0x900 [ 438.039955] 0 pages HighMem/MovableOnly [ 438.044451] ? __switch_to_asm+0x34/0x70 [ 438.047530] 342745 pages reserved [ 438.052268] ? preempt_notifier_register+0x200/0x200 [ 438.056211] 0 pages cma reserved [ 438.060272] ? __switch_to_asm+0x34/0x70 [ 438.063748] aoe: skb alloc failure [ 438.068788] ? __switch_to_asm+0x40/0x70 [ 438.068804] ? __switch_to_asm+0x34/0x70 [ 438.072182] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 438.076208] ? __switch_to_asm+0x40/0x70 [ 438.079723] syz-executor5 cpuset= [ 438.083782] ? __switch_to_asm+0x34/0x70 [ 438.087818] / [ 438.102311] ? __switch_to_asm+0x40/0x70 [ 438.102327] ? __switch_to_asm+0x40/0x70 [ 438.106378] mems_allowed=0 [ 438.109828] ? pvclock_read_flags+0x160/0x160 [ 438.131074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.136626] ? check_preemption_disabled+0x48/0x200 [ 438.141665] ? rcu_pm_notify+0xc0/0xc0 [ 438.145558] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.151119] ? check_preemption_disabled+0x48/0x200 [ 438.156149] run_timer_softirq+0x52/0xb0 [ 438.160216] ? rcu_read_lock_sched_held+0x108/0x120 [ 438.165237] __do_softirq+0x30b/0xad8 [ 438.169054] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 438.174158] ? trace_hardirqs_off+0x310/0x310 [ 438.178658] ? trace_hardirqs_on+0x310/0x310 [ 438.183075] ? schedule+0x108/0x460 [ 438.186712] ? __schedule+0x1ed0/0x1ed0 [ 438.190705] ? trace_hardirqs_off+0xb8/0x310 [ 438.195115] ? ___might_sleep+0x1ed/0x300 [ 438.199262] ? smpboot_thread_fn+0x68b/0xa00 [ 438.203677] ? trace_hardirqs_on+0x310/0x310 [ 438.208088] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.213629] ? check_preemption_disabled+0x48/0x200 [ 438.218647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.224191] ? takeover_tasklets+0xa90/0xa90 [ 438.228609] run_ksoftirqd+0x94/0x100 [ 438.232420] smpboot_thread_fn+0x68b/0xa00 [ 438.236667] ? sort_range+0x30/0x30 [ 438.240296] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 438.245404] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.250953] ? __kthread_parkme+0xfb/0x1a0 [ 438.255196] kthread+0x35a/0x420 [ 438.258565] ? sort_range+0x30/0x30 [ 438.262193] ? kthread_bind+0x40/0x40 [ 438.266005] ret_from_fork+0x3a/0x50 [ 438.269743] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 438.269922] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 438.277018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.277032] Call Trace: [ 438.287339] ksoftirqd/1 cpuset= [ 438.296703] [ 438.299273] / [ 438.302550] dump_stack+0x1c4/0x2b4 [ 438.304676] mems_allowed=0 [ 438.306383] ? dump_stack_print_info.cold.2+0x52/0x52 [ 438.318125] warn_alloc.cold.119+0xb7/0x1bd [ 438.322453] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 438.327302] ? lock_downgrade+0x900/0x900 [ 438.331459] ? trace_hardirqs_off+0xb8/0x310 [ 438.335882] ? trace_hardirqs_off+0xb8/0x310 [ 438.340308] __alloc_pages_slowpath+0x2667/0x2d80 [ 438.345202] ? warn_alloc+0x120/0x120 [ 438.349007] ? __lock_acquire+0x7ec/0x4ec0 [ 438.353249] ? warn_alloc+0x120/0x120 [ 438.357058] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 438.362866] ? print_usage_bug+0xc0/0xc0 [ 438.366965] ? warn_alloc+0x120/0x120 [ 438.370774] ? print_usage_bug+0xc0/0xc0 [ 438.374845] ? mark_held_locks+0x130/0x130 [ 438.379096] ? mark_held_locks+0x130/0x130 [ 438.383343] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.388931] ? should_fail+0x22d/0xd01 [ 438.392840] ? graph_lock+0x170/0x170 [ 438.396668] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.401777] ? __lock_acquire+0x7ec/0x4ec0 [ 438.406023] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.411127] ? should_fail+0x22d/0xd01 [ 438.415031] ? mark_held_locks+0x130/0x130 [ 438.419274] ? mark_held_locks+0x130/0x130 [ 438.423511] ? lock_downgrade+0x900/0x900 [ 438.427660] ? graph_lock+0x170/0x170 [ 438.431460] ? graph_lock+0x170/0x170 [ 438.435260] ? graph_lock+0x170/0x170 [ 438.439059] ? print_usage_bug+0xc0/0xc0 [ 438.443122] ? do_raw_spin_unlock+0xa7/0x2f0 [ 438.447538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.453080] ? check_preemption_disabled+0x48/0x200 [ 438.458100] ? check_preemption_disabled+0x48/0x200 [ 438.463172] ? __lock_is_held+0xb5/0x140 [ 438.467245] __alloc_pages_nodemask+0xa80/0xde0 [ 438.471925] ? graph_lock+0x170/0x170 [ 438.475734] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 438.480749] ? graph_lock+0x170/0x170 [ 438.484560] ? find_held_lock+0x36/0x1c0 [ 438.488633] ? ____cache_alloc_node+0x1c7/0x1e0 [ 438.493306] ? lock_downgrade+0x900/0x900 [ 438.497466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.503013] cache_grow_begin+0x91/0x8c0 [ 438.507078] ? do_raw_spin_unlock+0xa7/0x2f0 [ 438.511497] fallback_alloc+0x203/0x2e0 [ 438.515481] ____cache_alloc_node+0x1c7/0x1e0 [ 438.519999] kmem_cache_alloc_node+0xe3/0x730 [ 438.524493] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 438.529598] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 438.534192] __alloc_skb+0x119/0x770 [ 438.537921] ? calc_wheel_index+0x220/0x220 [ 438.542249] ? skb_scrub_packet+0x490/0x490 [ 438.546582] ? vprintk_default+0x28/0x30 [ 438.550648] ? vprintk_func+0x85/0x181 [ 438.554539] ? printk+0xa7/0xcf [ 438.557822] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 438.562584] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 438.567189] new_skb+0x26/0x1c0 [ 438.570472] aoecmd_cfg+0x279/0x7f0 [ 438.574109] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 438.578436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.583978] ? check_preemption_disabled+0x48/0x200 [ 438.589024] ? check_preemption_disabled+0x48/0x200 [ 438.594063] ? __lock_is_held+0xb5/0x140 [ 438.598145] discover_timer+0x50/0x60 [ 438.601953] call_timer_fn+0x272/0x920 [ 438.605844] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 438.610703] ? process_timeout+0x40/0x40 [ 438.614763] ? find_held_lock+0x36/0x1c0 [ 438.618839] ? __run_timers+0x7da/0xc70 [ 438.622820] ? _raw_spin_unlock_irq+0x27/0x80 [ 438.627318] ? _raw_spin_unlock_irq+0x27/0x80 [ 438.632082] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 438.636935] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 438.641523] ? trace_hardirqs_on+0xbd/0x310 [ 438.645849] ? kasan_check_read+0x11/0x20 [ 438.650014] ? __run_timers+0x7da/0xc70 [ 438.653994] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 438.659474] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 438.664345] __run_timers+0x7e5/0xc70 [ 438.668164] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 438.673541] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 438.678563] ? graph_lock+0x170/0x170 [ 438.682372] ? enqueue_hrtimer+0x1a5/0x560 [ 438.686615] ? lock_release+0x970/0x970 [ 438.690597] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 438.695802] ? find_held_lock+0x36/0x1c0 [ 438.699886] ? pvclock_read_flags+0x160/0x160 [ 438.704390] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.709970] ? check_preemption_disabled+0x48/0x200 [ 438.715002] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 438.720290] ? rcu_pm_notify+0xc0/0xc0 [ 438.724272] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.729813] ? check_preemption_disabled+0x48/0x200 [ 438.734840] run_timer_softirq+0x52/0xb0 [ 438.738917] ? rcu_read_lock_sched_held+0x108/0x120 [ 438.743949] __do_softirq+0x30b/0xad8 [ 438.747768] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 438.752890] ? pvclock_read_flags+0x160/0x160 [ 438.757389] ? lapic_next_event+0x5a/0x90 [ 438.761545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.767083] ? check_preemption_disabled+0x48/0x200 [ 438.772096] ? check_preemption_disabled+0x48/0x200 [ 438.777123] ? kvm_clock_read+0x18/0x30 [ 438.781119] ? kvm_sched_clock_read+0x9/0x20 [ 438.785539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.791077] ? check_preemption_disabled+0x48/0x200 [ 438.796106] irq_exit+0x17f/0x1c0 [ 438.799564] smp_apic_timer_interrupt+0x1cb/0x760 [ 438.804508] ? smp_reschedule_interrupt+0x109/0x650 [ 438.809529] ? smp_call_function_single_interrupt+0x650/0x650 [ 438.815415] ? interrupt_entry+0xb5/0xf0 [ 438.819479] ? trace_hardirqs_off_caller+0xbb/0x310 [ 438.824495] ? trace_hardirqs_off_caller+0xbb/0x310 [ 438.829517] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 438.834368] ? trace_hardirqs_on_caller+0x310/0x310 [ 438.839403] ? trace_hardirqs_on_caller+0x310/0x310 [ 438.844433] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.849975] ? check_preemption_disabled+0x48/0x200 [ 438.855007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.860560] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 438.865424] apic_timer_interrupt+0xf/0x20 [ 438.869653] [ 438.871898] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 438.877101] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 438.896008] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 438.903729] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 438.911005] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 438.918279] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 438.925982] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 438.933251] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 438.940558] do_exit+0x11ef/0x2610 [ 438.944104] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 438.949654] ? mm_update_next_owner+0x990/0x990 [ 438.954324] ? print_usage_bug+0xc0/0xc0 [ 438.958383] ? graph_lock+0x170/0x170 [ 438.962188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.967727] ? check_preemption_disabled+0x48/0x200 [ 438.972740] ? check_preemption_disabled+0x48/0x200 [ 438.977761] ? print_usage_bug+0xc0/0xc0 [ 438.981830] ? __lock_acquire+0x7ec/0x4ec0 [ 438.986072] ? __lock_acquire+0x7ec/0x4ec0 [ 438.990327] ? mark_held_locks+0x130/0x130 [ 438.994573] ? mark_held_locks+0x130/0x130 [ 438.998811] ? finish_task_switch+0x1b5/0x900 [ 439.003307] ? __switch_to_asm+0x34/0x70 [ 439.007370] ? __switch_to_asm+0x34/0x70 [ 439.011434] ? __switch_to_asm+0x34/0x70 [ 439.016442] ? __switch_to_asm+0x40/0x70 [ 439.020501] ? __switch_to_asm+0x34/0x70 [ 439.024559] ? __switch_to_asm+0x40/0x70 [ 439.028618] ? __switch_to_asm+0x34/0x70 [ 439.032684] ? __switch_to_asm+0x34/0x70 [ 439.036745] ? __switch_to_asm+0x34/0x70 [ 439.040810] ? __switch_to_asm+0x34/0x70 [ 439.044879] ? __switch_to_asm+0x40/0x70 [ 439.048943] ? __switch_to_asm+0x34/0x70 [ 439.053001] ? __switch_to_asm+0x40/0x70 [ 439.057070] ? graph_lock+0x170/0x170 [ 439.060888] ? graph_lock+0x170/0x170 [ 439.064705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.070245] ? wait_consider_task+0x245/0x3bb0 [ 439.074835] ? memset+0x31/0x40 [ 439.078127] ? find_held_lock+0x36/0x1c0 [ 439.082200] ? get_signal+0x95b/0x1980 [ 439.086093] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.090589] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.095095] do_group_exit+0x177/0x440 [ 439.098986] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 439.104442] ? __ia32_sys_exit+0x50/0x50 [ 439.108517] get_signal+0x8b0/0x1980 [ 439.112251] ? ptrace_notify+0x130/0x130 [ 439.116316] ? do_wait+0x57d/0xb90 [ 439.119864] ? wait_consider_task+0x3bb0/0x3bb0 [ 439.124541] ? graph_lock+0x170/0x170 [ 439.128341] ? graph_lock+0x170/0x170 [ 439.132143] ? graph_lock+0x170/0x170 [ 439.135961] do_signal+0x9c/0x21e0 [ 439.139502] ? find_held_lock+0x36/0x1c0 [ 439.143570] ? setup_sigcontext+0x7d0/0x7d0 [ 439.147899] ? kernel_wait4+0x2e0/0x3f0 [ 439.151895] ? __ia32_sys_waitid+0x140/0x140 [ 439.156315] ? task_stopped_code+0x190/0x190 [ 439.160731] ? exit_to_usermode_loop+0x8c/0x380 [ 439.165417] ? __do_page_fault+0x4a6/0xed0 [ 439.169660] ? do_syscall_64+0x9a/0x820 [ 439.173641] ? do_syscall_64+0x9a/0x820 [ 439.177624] exit_to_usermode_loop+0x2e5/0x380 [ 439.182213] ? syscall_slow_exit_work+0x520/0x520 [ 439.187071] do_syscall_64+0x6be/0x820 [ 439.190961] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 439.196329] ? syscall_return_slowpath+0x5e0/0x5e0 [ 439.201259] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.206109] ? trace_hardirqs_on_caller+0x310/0x310 [ 439.211129] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 439.216156] ? prepare_exit_to_usermode+0x291/0x3b0 [ 439.221181] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.226034] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 439.231225] RIP: 0033:0x4110ba [ 439.234423] Code: Bad RIP value. [ 439.237801] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 439.245509] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 439.252780] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 439.260045] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 439.267310] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 439.274577] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 439.281880] warn_alloc_show_mem: 1 callbacks suppressed [ 439.281893] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 439.281895] Mem-Info: [ 439.281933] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 439.281933] active_file:15 inactive_file:18 isolated_file:0 [ 439.281933] unevictable:0 dirty:0 writeback:0 unstable:0 [ 439.281933] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 439.281933] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 439.281933] free:13728 free_pcp:120 free_cma:0 [ 439.287262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 439.287270] Call Trace: [ 439.294207] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 439.296617] dump_stack+0x1c4/0x2b4 [ 439.329577] Node 0 [ 439.339044] ? dump_stack_print_info.cold.2+0x52/0x52 [ 439.341639] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 439.369298] warn_alloc.cold.119+0xb7/0x1bd [ 439.372919] lowmem_reserve[]: [ 439.375150] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 439.380315] 0 [ 439.405826] ? lock_downgrade+0x900/0x900 [ 439.410121] 2817 [ 439.413315] ? trace_hardirqs_off+0xb8/0x310 [ 439.418122] 6321 [ 439.419930] ? trace_hardirqs_off+0xb8/0x310 [ 439.424051] 6321 [ 439.426114] __alloc_pages_slowpath+0x2667/0x2d80 [ 439.430489] Node 0 [ 439.432563] ? lock_downgrade+0x900/0x900 [ 439.436958] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 439.438991] ? warn_alloc+0x120/0x120 [ 439.443804] lowmem_reserve[]: [ 439.446041] ? warn_alloc+0x120/0x120 [ 439.450156] 0 0 [ 439.476903] ? print_usage_bug+0xc0/0xc0 [ 439.480682] 3503 [ 439.483788] ? warn_alloc+0x120/0x120 [ 439.487561] 3503 [ 439.489539] ? print_usage_bug+0xc0/0xc0 [ 439.495629] ? __lock_acquire+0x7ec/0x4ec0 [ 439.499420] Node 0 [ 439.501479] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.505538] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 439.509738] ? should_fail+0x22d/0xd01 [ 439.511946] lowmem_reserve[]: [ 439.517479] ? mark_held_locks+0x130/0x130 [ 439.545818] 0 0 [ 439.549721] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.552789] 0 0 [ 439.557028] ? __lock_acquire+0x7ec/0x4ec0 [ 439.564074] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.566027] Node 0 [ 439.570254] ? __lock_acquire+0x7ec/0x4ec0 [ 439.575327] DMA: [ 439.577559] ? should_fail+0x22d/0xd01 [ 439.581770] 1*4kB [ 439.583828] ? print_usage_bug+0xc0/0xc0 [ 439.587689] (U) [ 439.589832] ? print_usage_bug+0xc0/0xc0 [ 439.593870] 0*8kB [ 439.595848] ? mark_held_locks+0x130/0x130 [ 439.599885] 0*16kB [ 439.602029] ? mark_held_locks+0x130/0x130 [ 439.606251] 1*32kB [ 439.608488] ? graph_lock+0x170/0x170 [ 439.612684] (U) 2*64kB [ 439.614932] ? ret_from_fork+0x3a/0x50 [ 439.618708] (U) [ 439.621290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.625143] 1*128kB (U) [ 439.627122] ? check_preemption_disabled+0x48/0x200 [ 439.632625] 1*256kB (U) [ 439.635297] ? check_preemption_disabled+0x48/0x200 [ 439.640287] 0*512kB [ 439.642965] ? __lock_is_held+0xb5/0x140 [ 439.647946] 1*1024kB [ 439.650267] __alloc_pages_nodemask+0xa80/0xde0 [ 439.654298] (U) [ 439.656700] ? graph_lock+0x170/0x170 [ 439.661346] 1*2048kB [ 439.663319] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 439.667089] (M) [ 439.669498] ? graph_lock+0x170/0x170 [ 439.674488] 3*4096kB [ 439.676467] ? find_held_lock+0x36/0x1c0 [ 439.680232] (M) [ 439.682646] ? ____cache_alloc_node+0x1c7/0x1e0 [ 439.686673] = 15908kB [ 439.688643] ? lock_downgrade+0x900/0x900 [ 439.693283] Node 0 [ 439.695700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.699809] DMA32: 3*4kB [ 439.702051] cache_grow_begin+0x91/0x8c0 [ 439.707563] (UM) [ 439.710320] ? do_raw_spin_unlock+0xa7/0x2f0 [ 439.714349] 3*8kB [ 439.716416] fallback_alloc+0x203/0x2e0 [ 439.720786] (UM) [ 439.722935] ____cache_alloc_node+0x1c7/0x1e0 [ 439.726891] 3*16kB [ 439.728951] kmem_cache_alloc_node+0xe3/0x730 [ 439.733409] (UM) 1*32kB [ 439.735653] ? mark_held_locks+0xc7/0x130 [ 439.740120] (M) [ 439.742789] __alloc_skb+0x119/0x770 [ 439.746911] 1*64kB [ 439.748887] ? skb_scrub_packet+0x490/0x490 [ 439.752569] (M) [ 439.754804] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 439.759098] 5*128kB [ 439.761070] ? queue_work_on+0x12c/0x1e0 [ 439.765622] (UM) [ 439.767959] ? switchdev_port_obj_del+0xdc/0x450 [ 439.771991] 3*256kB [ 439.774050] ? switchdev_trans_item_enqueue+0x260/0x260 [ 439.778781] (M) [ 439.781102] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 439.786436] 4*512kB [ 439.788413] __br_mdb_notify+0x4ff/0x15d0 [ 439.793395] (M) [ 439.795722] ? __br_mdb_add+0x800/0x800 [ 439.799837] 3*1024kB [ 439.801811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.805755] (UM) [ 439.808165] ? graph_lock+0x170/0x170 [ 439.813669] 3*2048kB [ 439.815731] ? br_multicast_group_expired+0x96/0x610 [ 439.819500] (UM) [ 439.821939] ? lock_downgrade+0x900/0x900 [ 439.827020] 3*4096kB [ 439.829081] br_mdb_notify+0x310/0x410 [ 439.833198] (M) [ 439.835599] ? br_mdb_dump+0x2530/0x2530 [ 439.839462] = 25140kB [ 439.841437] ? kasan_check_write+0x14/0x20 [ 439.845473] Node 0 [ 439.847889] ? do_raw_spin_lock+0xc1/0x200 [ 439.852092] Normal: [ 439.854326] br_multicast_group_expired+0x1bc/0x610 [ 439.858533] 894*4kB [ 439.860851] ? br_mdb_free+0x80/0x80 [ 439.865841] (UME) [ 439.868173] call_timer_fn+0x272/0x920 [ 439.871852] 400*8kB [ 439.874000] ? br_mdb_free+0x80/0x80 [ 439.877860] (ME) [ 439.880188] ? process_timeout+0x40/0x40 [ 439.883880] 203*16kB [ 439.885934] ? find_held_lock+0x36/0x1c0 [ 439.889967] (ME) [ 439.892375] ? __run_timers+0x7da/0xc70 [ 439.896404] 78*32kB [ 439.898462] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.902431] (ME) [ 439.904749] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.909217] 15*64kB [ 439.911268] ? br_mdb_free+0x80/0x80 [ 439.915739] (M) [ 439.918060] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 439.922217] 3*128kB (UM) [ 439.924201] ? trace_hardirqs_on+0xbd/0x310 [ 439.928758] 0*256kB [ 439.931511] ? kasan_check_read+0x11/0x20 [ 439.935803] 0*512kB [ 439.938122] ? __run_timers+0x7da/0xc70 [ 439.942243] 0*1024kB [ 439.944558] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 439.948590] 0*2048kB [ 439.950992] ? br_mdb_free+0x80/0x80 [ 439.956413] 0*4096kB = 13864kB [ 439.958824] ? br_mdb_free+0x80/0x80 [ 439.962517] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 439.965694] __run_timers+0x7e5/0xc70 [ 439.969388] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 439.978219] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 439.981985] 412 total pagecache pages [ 439.990549] ? compat_start_thread+0x80/0x80 [ 439.995902] 0 pages in swap cache [ 439.999689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.004073] Swap cache stats: add 0, delete 0, find 0/0 [ 440.007514] ? _raw_spin_unlock_irq+0x60/0x80 [ 440.013023] Free swap = 0kB [ 440.018430] ? finish_task_switch+0x1f5/0x900 [ 440.022900] Total swap = 0kB [ 440.025924] ? finish_task_switch+0x1b5/0x900 [ 440.030391] 1965979 pages RAM [ 440.033413] ? __switch_to_asm+0x34/0x70 [ 440.037898] 0 pages HighMem/MovableOnly [ 440.040993] ? preempt_notifier_register+0x200/0x200 [ 440.045028] 342745 pages reserved [ 440.048993] ? __switch_to_asm+0x34/0x70 [ 440.054233] 0 pages cma reserved [ 440.054306] aoe: skb alloc failure [ 440.057683] ? __switch_to_asm+0x40/0x70 [ 440.057699] ? __switch_to_asm+0x34/0x70 [ 440.061809] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 440.065139] ? __switch_to_asm+0x40/0x70 [ 440.068652] syz-executor5 cpuset= [ 440.072713] ? __switch_to_asm+0x34/0x70 [ 440.072729] ? __switch_to_asm+0x40/0x70 [ 440.076766] / [ 440.087241] ? __switch_to_asm+0x40/0x70 [ 440.091283] mems_allowed=0 [ 440.094729] ? pvclock_read_flags+0x160/0x160 [ 440.115943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.121490] ? check_preemption_disabled+0x48/0x200 [ 440.126520] ? rcu_pm_notify+0xc0/0xc0 [ 440.130411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.135951] ? check_preemption_disabled+0x48/0x200 [ 440.140974] run_timer_softirq+0x52/0xb0 [ 440.145039] ? rcu_read_lock_sched_held+0x108/0x120 [ 440.150059] __do_softirq+0x30b/0xad8 [ 440.153884] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 440.158993] ? trace_hardirqs_off+0x310/0x310 [ 440.163490] ? trace_hardirqs_on+0x310/0x310 [ 440.167913] ? schedule+0x108/0x460 [ 440.171553] ? __schedule+0x1ed0/0x1ed0 [ 440.175532] ? trace_hardirqs_off+0xb8/0x310 [ 440.179941] ? ___might_sleep+0x1ed/0x300 [ 440.184090] ? smpboot_thread_fn+0x68b/0xa00 [ 440.188500] ? trace_hardirqs_on+0x310/0x310 [ 440.192913] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.198452] ? check_preemption_disabled+0x48/0x200 [ 440.203489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.209030] ? takeover_tasklets+0xa90/0xa90 [ 440.213448] run_ksoftirqd+0x94/0x100 [ 440.217249] smpboot_thread_fn+0x68b/0xa00 [ 440.221487] ? sort_range+0x30/0x30 [ 440.225118] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 440.230223] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.235758] ? __kthread_parkme+0xfb/0x1a0 [ 440.239996] kthread+0x35a/0x420 [ 440.243360] ? sort_range+0x30/0x30 [ 440.246982] ? kthread_bind+0x40/0x40 [ 440.250784] ret_from_fork+0x3a/0x50 [ 440.254521] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 440.254687] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 440.261796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 440.272095] ksoftirqd/1 cpuset= [ 440.281434] Call Trace: [ 440.281444] / [ 440.284708] [ 440.287281] mems_allowed=0 [ 440.288998] dump_stack+0x1c4/0x2b4 [ 440.297658] ? dump_stack_print_info.cold.2+0x52/0x52 [ 440.302863] warn_alloc.cold.119+0xb7/0x1bd [ 440.307195] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 440.312043] ? lock_downgrade+0x900/0x900 [ 440.316200] ? trace_hardirqs_off+0xb8/0x310 [ 440.320617] ? trace_hardirqs_off+0xb8/0x310 [ 440.325034] __alloc_pages_slowpath+0x2667/0x2d80 [ 440.329920] ? warn_alloc+0x120/0x120 [ 440.333724] ? __lock_acquire+0x7ec/0x4ec0 [ 440.337963] ? warn_alloc+0x120/0x120 [ 440.341769] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 440.347571] ? print_usage_bug+0xc0/0xc0 [ 440.351629] ? warn_alloc+0x120/0x120 [ 440.355430] ? print_usage_bug+0xc0/0xc0 [ 440.359492] ? mark_held_locks+0x130/0x130 [ 440.363730] ? mark_held_locks+0x130/0x130 [ 440.367970] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.373517] ? should_fail+0x22d/0xd01 [ 440.377406] ? graph_lock+0x170/0x170 [ 440.381210] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 440.386311] ? __lock_acquire+0x7ec/0x4ec0 [ 440.390548] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 440.395648] ? should_fail+0x22d/0xd01 [ 440.399545] ? mark_held_locks+0x130/0x130 [ 440.403784] ? mark_held_locks+0x130/0x130 [ 440.408021] ? lock_downgrade+0x900/0x900 [ 440.412173] ? graph_lock+0x170/0x170 [ 440.415970] ? graph_lock+0x170/0x170 [ 440.419771] ? graph_lock+0x170/0x170 [ 440.423572] ? print_usage_bug+0xc0/0xc0 [ 440.427635] ? do_raw_spin_unlock+0xa7/0x2f0 [ 440.432046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.437585] ? check_preemption_disabled+0x48/0x200 [ 440.442602] ? check_preemption_disabled+0x48/0x200 [ 440.447637] ? __lock_is_held+0xb5/0x140 [ 440.451708] __alloc_pages_nodemask+0xa80/0xde0 [ 440.456376] ? graph_lock+0x170/0x170 [ 440.460179] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 440.465195] ? graph_lock+0x170/0x170 [ 440.469006] ? find_held_lock+0x36/0x1c0 [ 440.473078] ? ____cache_alloc_node+0x1c7/0x1e0 [ 440.477750] ? lock_downgrade+0x900/0x900 [ 440.481918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.487464] cache_grow_begin+0x91/0x8c0 [ 440.491525] ? do_raw_spin_unlock+0xa7/0x2f0 [ 440.495948] fallback_alloc+0x203/0x2e0 [ 440.499938] ____cache_alloc_node+0x1c7/0x1e0 [ 440.504444] kmem_cache_alloc_node+0xe3/0x730 [ 440.508941] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 440.514043] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 440.518635] __alloc_skb+0x119/0x770 [ 440.522351] ? calc_wheel_index+0x220/0x220 [ 440.526677] ? skb_scrub_packet+0x490/0x490 [ 440.531009] ? vprintk_default+0x28/0x30 [ 440.535068] ? vprintk_func+0x85/0x181 [ 440.538958] ? printk+0xa7/0xcf [ 440.542239] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 440.547000] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 440.551584] new_skb+0x26/0x1c0 [ 440.554864] aoecmd_cfg+0x279/0x7f0 [ 440.558505] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 440.562831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.568366] ? check_preemption_disabled+0x48/0x200 [ 440.573376] ? check_preemption_disabled+0x48/0x200 [ 440.578401] ? __lock_is_held+0xb5/0x140 [ 440.582477] discover_timer+0x50/0x60 [ 440.586279] call_timer_fn+0x272/0x920 [ 440.590169] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 440.595018] ? process_timeout+0x40/0x40 [ 440.599078] ? find_held_lock+0x36/0x1c0 [ 440.603153] ? __run_timers+0x7da/0xc70 [ 440.607131] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.611631] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.616130] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 440.620973] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 440.625560] ? trace_hardirqs_on+0xbd/0x310 [ 440.629890] ? kasan_check_read+0x11/0x20 [ 440.634043] ? __run_timers+0x7da/0xc70 [ 440.638017] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 440.643482] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 440.648324] __run_timers+0x7e5/0xc70 [ 440.652139] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 440.657503] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 440.662522] ? graph_lock+0x170/0x170 [ 440.666328] ? enqueue_hrtimer+0x1a5/0x560 [ 440.670563] ? lock_release+0x970/0x970 [ 440.674540] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 440.679738] ? find_held_lock+0x36/0x1c0 [ 440.683811] ? pvclock_read_flags+0x160/0x160 [ 440.688307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.693845] ? check_preemption_disabled+0x48/0x200 [ 440.698886] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 440.704171] ? rcu_pm_notify+0xc0/0xc0 [ 440.708063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.713614] ? check_preemption_disabled+0x48/0x200 [ 440.718641] run_timer_softirq+0x52/0xb0 [ 440.722703] ? rcu_read_lock_sched_held+0x108/0x120 [ 440.727723] __do_softirq+0x30b/0xad8 [ 440.731533] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 440.736640] ? pvclock_read_flags+0x160/0x160 [ 440.741224] ? lapic_next_event+0x5a/0x90 [ 440.745378] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.750920] ? check_preemption_disabled+0x48/0x200 [ 440.755936] ? check_preemption_disabled+0x48/0x200 [ 440.760962] ? kvm_clock_read+0x18/0x30 [ 440.764944] ? kvm_sched_clock_read+0x9/0x20 [ 440.769355] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.774897] ? check_preemption_disabled+0x48/0x200 [ 440.779940] irq_exit+0x17f/0x1c0 [ 440.783398] smp_apic_timer_interrupt+0x1cb/0x760 [ 440.788241] ? smp_reschedule_interrupt+0x109/0x650 [ 440.793257] ? smp_call_function_single_interrupt+0x650/0x650 [ 440.799145] ? interrupt_entry+0xb5/0xf0 [ 440.803206] ? trace_hardirqs_off_caller+0xbb/0x310 [ 440.808219] ? trace_hardirqs_off_caller+0xbb/0x310 [ 440.813238] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 440.818084] ? trace_hardirqs_on_caller+0x310/0x310 [ 440.823103] ? trace_hardirqs_on_caller+0x310/0x310 [ 440.828122] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.833661] ? check_preemption_disabled+0x48/0x200 [ 440.838678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.844226] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 440.849170] apic_timer_interrupt+0xf/0x20 [ 440.853407] [ 440.855649] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 440.860844] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 440.879752] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 440.887466] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 440.894740] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 440.902008] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 440.909275] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 440.916547] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 440.924272] do_exit+0x11ef/0x2610 [ 440.927817] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 440.932884] ? mm_update_next_owner+0x990/0x990 [ 440.937571] ? print_usage_bug+0xc0/0xc0 [ 440.941632] ? graph_lock+0x170/0x170 [ 440.945435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.950976] ? check_preemption_disabled+0x48/0x200 [ 440.955993] ? check_preemption_disabled+0x48/0x200 [ 440.961011] ? print_usage_bug+0xc0/0xc0 [ 440.965078] ? __lock_acquire+0x7ec/0x4ec0 [ 440.969322] ? __lock_acquire+0x7ec/0x4ec0 [ 440.973576] ? mark_held_locks+0x130/0x130 [ 440.977819] ? mark_held_locks+0x130/0x130 [ 440.982058] ? finish_task_switch+0x1b5/0x900 [ 440.986554] ? __switch_to_asm+0x34/0x70 [ 440.990620] ? __switch_to_asm+0x34/0x70 [ 440.994677] ? __switch_to_asm+0x34/0x70 [ 440.998738] ? __switch_to_asm+0x40/0x70 [ 441.002796] ? __switch_to_asm+0x34/0x70 [ 441.006871] ? __switch_to_asm+0x40/0x70 [ 441.010975] ? __switch_to_asm+0x34/0x70 [ 441.015046] ? __switch_to_asm+0x34/0x70 [ 441.019120] ? __switch_to_asm+0x34/0x70 [ 441.023181] ? __switch_to_asm+0x34/0x70 [ 441.027238] ? __switch_to_asm+0x40/0x70 [ 441.031301] ? __switch_to_asm+0x34/0x70 [ 441.035364] ? __switch_to_asm+0x40/0x70 [ 441.039432] ? graph_lock+0x170/0x170 [ 441.043238] ? graph_lock+0x170/0x170 [ 441.047052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.052596] ? wait_consider_task+0x245/0x3bb0 [ 441.057182] ? memset+0x31/0x40 [ 441.060473] ? find_held_lock+0x36/0x1c0 [ 441.064564] ? get_signal+0x95b/0x1980 [ 441.068472] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.072970] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.077477] do_group_exit+0x177/0x440 [ 441.081373] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 441.086825] ? __ia32_sys_exit+0x50/0x50 [ 441.090914] get_signal+0x8b0/0x1980 [ 441.094642] ? ptrace_notify+0x130/0x130 [ 441.098705] ? do_wait+0x57d/0xb90 [ 441.102256] ? wait_consider_task+0x3bb0/0x3bb0 [ 441.106933] ? graph_lock+0x170/0x170 [ 441.110734] ? graph_lock+0x170/0x170 [ 441.114540] ? graph_lock+0x170/0x170 [ 441.118357] do_signal+0x9c/0x21e0 [ 441.121902] ? find_held_lock+0x36/0x1c0 [ 441.125977] ? setup_sigcontext+0x7d0/0x7d0 [ 441.130298] ? kernel_wait4+0x2e0/0x3f0 [ 441.134278] ? __ia32_sys_waitid+0x140/0x140 [ 441.138690] ? task_stopped_code+0x190/0x190 [ 441.143104] ? exit_to_usermode_loop+0x8c/0x380 [ 441.147791] ? __do_page_fault+0x4a6/0xed0 [ 441.152026] ? do_syscall_64+0x9a/0x820 [ 441.156002] ? do_syscall_64+0x9a/0x820 [ 441.159984] exit_to_usermode_loop+0x2e5/0x380 [ 441.164574] ? syscall_slow_exit_work+0x520/0x520 [ 441.169443] do_syscall_64+0x6be/0x820 [ 441.173335] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 441.178705] ? syscall_return_slowpath+0x5e0/0x5e0 [ 441.183647] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 441.188505] ? trace_hardirqs_on_caller+0x310/0x310 [ 441.193522] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 441.198542] ? prepare_exit_to_usermode+0x291/0x3b0 [ 441.203566] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 441.208424] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 441.213613] RIP: 0033:0x4110ba [ 441.216807] Code: Bad RIP value. [ 441.220174] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 441.227895] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 441.235171] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 441.242437] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 441.249701] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 441.256970] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 441.264258] warn_alloc_show_mem: 1 callbacks suppressed [ 441.264271] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 441.264273] Mem-Info: [ 441.264304] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 441.264304] active_file:15 inactive_file:18 isolated_file:0 [ 441.264304] unevictable:0 dirty:0 writeback:0 unstable:0 [ 441.264304] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 441.264304] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 441.264304] free:13728 free_pcp:120 free_cma:0 [ 441.269652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 441.276582] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 441.278980] Call Trace: [ 441.311855] Node 0 [ 441.321230] dump_stack+0x1c4/0x2b4 [ 441.348928] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 441.351481] ? dump_stack_print_info.cold.2+0x52/0x52 [ 441.353685] lowmem_reserve[]: [ 441.357318] warn_alloc.cold.119+0xb7/0x1bd [ 441.382788] 0 2817 [ 441.388006] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 441.391081] 6321 [ 441.395400] ? lock_downgrade+0x900/0x900 [ 441.397606] 6321 [ 441.402451] ? trace_hardirqs_off+0xb8/0x310 [ 441.408630] ? trace_hardirqs_off+0xb8/0x310 [ 441.410669] Node 0 [ 441.415079] __alloc_pages_slowpath+0x2667/0x2d80 [ 441.419479] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 441.421702] ? lock_downgrade+0x900/0x900 [ 441.426499] lowmem_reserve[]: [ 441.453217] ? warn_alloc+0x120/0x120 [ 441.457336] 0 [ 441.460439] ? warn_alloc+0x120/0x120 [ 441.464214] 0 [ 441.466010] ? print_usage_bug+0xc0/0xc0 [ 441.469781] 3503 [ 441.471580] ? warn_alloc+0x120/0x120 [ 441.475613] 3503 [ 441.477667] ? print_usage_bug+0xc0/0xc0 [ 441.483500] ? __lock_acquire+0x7ec/0x4ec0 [ 441.487550] Node 0 [ 441.491774] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.491807] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 441.491815] lowmem_reserve[]: [ 441.494046] ? should_fail+0x22d/0xd01 [ 441.499554] 0 [ 441.527929] ? mark_held_locks+0x130/0x130 [ 441.531006] 0 [ 441.534895] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 441.536673] 0 [ 441.540909] ? __lock_acquire+0x7ec/0x4ec0 [ 441.542690] 0 [ 441.547785] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 441.553798] ? __lock_acquire+0x7ec/0x4ec0 [ 441.555585] Node 0 [ 441.560674] ? should_fail+0x22d/0xd01 [ 441.560698] ? print_usage_bug+0xc0/0xc0 [ 441.564914] DMA: [ 441.567146] ? print_usage_bug+0xc0/0xc0 [ 441.571009] 1*4kB [ 441.575079] ? mark_held_locks+0x130/0x130 [ 441.577118] (U) [ 441.581171] ? mark_held_locks+0x130/0x130 [ 441.583298] 0*8kB [ 441.587526] ? graph_lock+0x170/0x170 [ 441.589473] 0*16kB [ 441.593706] ? ret_from_fork+0x3a/0x50 [ 441.595829] 1*32kB [ 441.599623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.601832] (U) [ 441.605718] ? check_preemption_disabled+0x48/0x200 [ 441.607933] 2*64kB [ 441.613455] ? check_preemption_disabled+0x48/0x200 [ 441.613481] ? __lock_is_held+0xb5/0x140 [ 441.615419] (U) 1*128kB (U) [ 441.620450] __alloc_pages_nodemask+0xa80/0xde0 [ 441.622662] 1*256kB [ 441.627668] ? graph_lock+0x170/0x170 [ 441.631704] (U) [ 441.634719] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 441.639358] 0*512kB [ 441.641673] ? graph_lock+0x170/0x170 [ 441.645451] 1*1024kB [ 441.647434] ? find_held_lock+0x36/0x1c0 [ 441.652404] (U) 1*2048kB [ 441.654746] ? ____cache_alloc_node+0x1c7/0x1e0 [ 441.658511] (M) [ 441.660916] ? lock_downgrade+0x900/0x900 [ 441.664956] 3*4096kB [ 441.667711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.672350] (M) [ 441.674322] cache_grow_begin+0x91/0x8c0 [ 441.678442] = 15908kB [ 441.680851] ? do_raw_spin_unlock+0xa7/0x2f0 [ 441.686356] Node 0 [ 441.688333] fallback_alloc+0x203/0x2e0 [ 441.692359] DMA32: [ 441.694769] ____cache_alloc_node+0x1c7/0x1e0 [ 441.699148] 3*4kB [ 441.701382] kmem_cache_alloc_node+0xe3/0x730 [ 441.705323] (UM) [ 441.707553] ? mark_held_locks+0xc7/0x130 [ 441.712021] 3*8kB [ 441.714172] __alloc_skb+0x119/0x770 [ 441.718643] (UM) [ 441.720701] ? skb_scrub_packet+0x490/0x490 [ 441.724821] 3*16kB [ 441.726972] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 441.730655] (UM) [ 441.732720] ? queue_work_on+0x12c/0x1e0 [ 441.737018] 1*32kB [ 441.739253] ? switchdev_port_obj_del+0xdc/0x450 [ 441.743803] (M) [ 441.745863] ? switchdev_trans_item_enqueue+0x260/0x260 [ 441.749915] 1*64kB [ 441.752144] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 441.756882] (M) [ 441.758857] __br_mdb_notify+0x4ff/0x15d0 [ 441.764192] 5*128kB [ 441.766435] ? __br_mdb_add+0x800/0x800 [ 441.771416] (UM) [ 441.773393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.777510] 3*256kB [ 441.779831] ? graph_lock+0x170/0x170 [ 441.783774] (M) [ 441.785834] ? br_multicast_group_expired+0x96/0x610 [ 441.791343] 4*512kB [ 441.793664] ? lock_downgrade+0x900/0x900 [ 441.797437] (M) [ 441.799417] br_mdb_notify+0x310/0x410 [ 441.804479] 3*1024kB (UM) [ 441.806808] ? br_mdb_dump+0x2530/0x2530 [ 441.810939] 3*2048kB (UM) [ 441.812930] ? kasan_check_write+0x14/0x20 [ 441.816788] 3*4096kB [ 441.819630] ? do_raw_spin_lock+0xc1/0x200 [ 441.823661] (M) [ 441.826508] br_multicast_group_expired+0x1bc/0x610 [ 441.830712] = 25140kB [ 441.833117] ? br_mdb_free+0x80/0x80 [ 441.837328] Node 0 [ 441.839308] call_timer_fn+0x272/0x920 [ 441.844286] Normal: [ 441.846688] ? br_mdb_free+0x80/0x80 [ 441.850377] 894*4kB [ 441.852612] ? process_timeout+0x40/0x40 [ 441.856472] (UME) [ 441.858795] ? find_held_lock+0x36/0x1c0 [ 441.862483] 400*8kB [ 441.864807] ? __run_timers+0x7da/0xc70 [ 441.868834] (ME) [ 441.870978] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.875008] 203*16kB (ME) [ 441.877332] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.881285] 78*32kB [ 441.883337] ? br_mdb_free+0x80/0x80 [ 441.887807] (ME) [ 441.890650] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 441.895118] 15*64kB [ 441.897440] ? trace_hardirqs_on+0xbd/0x310 [ 441.901125] (M) [ 441.903183] ? kasan_check_read+0x11/0x20 [ 441.907739] 3*128kB (UM) [ 441.910067] ? __run_timers+0x7da/0xc70 [ 441.914354] 0*256kB 0*512kB [ 441.916335] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 441.920453] 0*1024kB [ 441.923206] ? br_mdb_free+0x80/0x80 [ 441.927153] 0*2048kB [ 441.930165] ? br_mdb_free+0x80/0x80 [ 441.935588] 0*4096kB = 13864kB [ 441.938003] __run_timers+0x7e5/0xc70 [ 441.941696] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 441.944099] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 441.947785] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 441.950962] ? compat_start_thread+0x80/0x80 [ 441.954736] 412 total pagecache pages [ 441.963570] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.968930] 0 pages in swap cache [ 441.977500] ? _raw_spin_unlock_irq+0x60/0x80 [ 441.981895] Swap cache stats: add 0, delete 0, find 0/0 [ 441.985701] ? finish_task_switch+0x1f5/0x900 [ 441.991208] Free swap = 0kB [ 441.994653] ? finish_task_switch+0x1b5/0x900 [ 441.999121] Total swap = 0kB [ 442.004479] ? __switch_to_asm+0x34/0x70 [ 442.008946] 1965979 pages RAM [ 442.011963] ? preempt_notifier_register+0x200/0x200 [ 442.016422] 0 pages HighMem/MovableOnly [ 442.016431] 342745 pages reserved [ 442.019445] ? __switch_to_asm+0x34/0x70 [ 442.023482] 0 pages cma reserved [ 442.026586] ? __switch_to_asm+0x40/0x70 [ 442.031724] aoe: skb alloc failure [ 442.035627] ? __switch_to_asm+0x34/0x70 [ 442.035639] ? __switch_to_asm+0x40/0x70 [ 442.035652] ? __switch_to_asm+0x34/0x70 [ 442.035668] ? __switch_to_asm+0x40/0x70 [ 442.039133] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 442.043152] ? __switch_to_asm+0x40/0x70 [ 442.046495] syz-executor5 cpuset= [ 442.050551] ? pvclock_read_flags+0x160/0x160 [ 442.054277] / [ 442.058339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.062373] mems_allowed=0 [ 442.066424] ? check_preemption_disabled+0x48/0x200 [ 442.108066] ? rcu_pm_notify+0xc0/0xc0 [ 442.111961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.117497] ? check_preemption_disabled+0x48/0x200 [ 442.122521] run_timer_softirq+0x52/0xb0 [ 442.126584] ? rcu_read_lock_sched_held+0x108/0x120 [ 442.131602] __do_softirq+0x30b/0xad8 [ 442.135422] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 442.140527] ? trace_hardirqs_off+0x310/0x310 [ 442.145062] ? trace_hardirqs_on+0x310/0x310 [ 442.149481] ? schedule+0x108/0x460 [ 442.153111] ? __schedule+0x1ed0/0x1ed0 [ 442.157092] ? trace_hardirqs_off+0xb8/0x310 [ 442.161503] ? ___might_sleep+0x1ed/0x300 [ 442.165648] ? smpboot_thread_fn+0x68b/0xa00 [ 442.170057] ? trace_hardirqs_on+0x310/0x310 [ 442.174471] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.180013] ? check_preemption_disabled+0x48/0x200 [ 442.185031] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.190574] ? takeover_tasklets+0xa90/0xa90 [ 442.194987] run_ksoftirqd+0x94/0x100 [ 442.198790] smpboot_thread_fn+0x68b/0xa00 [ 442.203032] ? sort_range+0x30/0x30 [ 442.206671] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 442.211793] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.217335] ? __kthread_parkme+0xfb/0x1a0 [ 442.221573] kthread+0x35a/0x420 [ 442.224939] ? sort_range+0x30/0x30 [ 442.228565] ? kthread_bind+0x40/0x40 [ 442.232368] ret_from_fork+0x3a/0x50 [ 442.236103] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 442.236253] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 442.243382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.253676] ksoftirqd/1 cpuset= [ 442.263009] Call Trace: [ 442.263019] / [ 442.266282] [ 442.268852] mems_allowed=0 [ 442.270559] dump_stack+0x1c4/0x2b4 [ 442.279213] ? dump_stack_print_info.cold.2+0x52/0x52 [ 442.284426] warn_alloc.cold.119+0xb7/0x1bd [ 442.288752] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 442.293602] ? lock_downgrade+0x900/0x900 [ 442.297757] ? trace_hardirqs_off+0xb8/0x310 [ 442.302174] ? trace_hardirqs_off+0xb8/0x310 [ 442.306598] __alloc_pages_slowpath+0x2667/0x2d80 [ 442.311491] ? warn_alloc+0x120/0x120 [ 442.315300] ? __lock_acquire+0x7ec/0x4ec0 [ 442.319551] ? warn_alloc+0x120/0x120 [ 442.323355] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 442.329158] ? print_usage_bug+0xc0/0xc0 [ 442.333222] ? warn_alloc+0x120/0x120 [ 442.337026] ? print_usage_bug+0xc0/0xc0 [ 442.341092] ? mark_held_locks+0x130/0x130 [ 442.345325] ? mark_held_locks+0x130/0x130 [ 442.349562] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.355100] ? should_fail+0x22d/0xd01 [ 442.358992] ? graph_lock+0x170/0x170 [ 442.362796] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 442.367916] ? __lock_acquire+0x7ec/0x4ec0 [ 442.372158] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 442.377264] ? should_fail+0x22d/0xd01 [ 442.381164] ? mark_held_locks+0x130/0x130 [ 442.385399] ? mark_held_locks+0x130/0x130 [ 442.389637] ? lock_downgrade+0x900/0x900 [ 442.393784] ? graph_lock+0x170/0x170 [ 442.397582] ? graph_lock+0x170/0x170 [ 442.401380] ? graph_lock+0x170/0x170 [ 442.405189] ? print_usage_bug+0xc0/0xc0 [ 442.409253] ? do_raw_spin_unlock+0xa7/0x2f0 [ 442.413669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.419204] ? check_preemption_disabled+0x48/0x200 [ 442.424214] ? check_preemption_disabled+0x48/0x200 [ 442.429246] ? __lock_is_held+0xb5/0x140 [ 442.433316] __alloc_pages_nodemask+0xa80/0xde0 [ 442.437988] ? graph_lock+0x170/0x170 [ 442.441804] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 442.446818] ? graph_lock+0x170/0x170 [ 442.450630] ? find_held_lock+0x36/0x1c0 [ 442.454703] ? ____cache_alloc_node+0x1c7/0x1e0 [ 442.459371] ? lock_downgrade+0x900/0x900 [ 442.463527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.469070] cache_grow_begin+0x91/0x8c0 [ 442.473138] ? do_raw_spin_unlock+0xa7/0x2f0 [ 442.477557] fallback_alloc+0x203/0x2e0 [ 442.481544] ____cache_alloc_node+0x1c7/0x1e0 [ 442.486046] kmem_cache_alloc_node+0xe3/0x730 [ 442.490544] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 442.495668] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 442.500258] __alloc_skb+0x119/0x770 [ 442.503975] ? calc_wheel_index+0x220/0x220 [ 442.508303] ? skb_scrub_packet+0x490/0x490 [ 442.512635] ? vprintk_default+0x28/0x30 [ 442.516694] ? vprintk_func+0x85/0x181 [ 442.520586] ? printk+0xa7/0xcf [ 442.523870] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 442.528648] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 442.533233] new_skb+0x26/0x1c0 [ 442.536518] aoecmd_cfg+0x279/0x7f0 [ 442.540154] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 442.544483] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.550023] ? check_preemption_disabled+0x48/0x200 [ 442.555035] ? check_preemption_disabled+0x48/0x200 [ 442.560064] ? __lock_is_held+0xb5/0x140 [ 442.564136] discover_timer+0x50/0x60 [ 442.567944] call_timer_fn+0x272/0x920 [ 442.571833] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 442.576682] ? process_timeout+0x40/0x40 [ 442.580745] ? find_held_lock+0x36/0x1c0 [ 442.584828] ? __run_timers+0x7da/0xc70 [ 442.588808] ? _raw_spin_unlock_irq+0x27/0x80 [ 442.593307] ? _raw_spin_unlock_irq+0x27/0x80 [ 442.597799] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 442.602645] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 442.607229] ? trace_hardirqs_on+0xbd/0x310 [ 442.611553] ? kasan_check_read+0x11/0x20 [ 442.615727] ? __run_timers+0x7da/0xc70 [ 442.619703] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 442.625168] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 442.630016] __run_timers+0x7e5/0xc70 [ 442.633828] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 442.639195] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 442.644233] ? graph_lock+0x170/0x170 [ 442.648233] ? enqueue_hrtimer+0x1a5/0x560 [ 442.652466] ? lock_release+0x970/0x970 [ 442.656450] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 442.661653] ? find_held_lock+0x36/0x1c0 [ 442.665728] ? pvclock_read_flags+0x160/0x160 [ 442.670224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.675763] ? check_preemption_disabled+0x48/0x200 [ 442.680789] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 442.686075] ? rcu_pm_notify+0xc0/0xc0 [ 442.689974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.695514] ? check_preemption_disabled+0x48/0x200 [ 442.700539] run_timer_softirq+0x52/0xb0 [ 442.704606] ? rcu_read_lock_sched_held+0x108/0x120 [ 442.709624] __do_softirq+0x30b/0xad8 [ 442.713437] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 442.718546] ? pvclock_read_flags+0x160/0x160 [ 442.723044] ? lapic_next_event+0x5a/0x90 [ 442.727194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.732734] ? check_preemption_disabled+0x48/0x200 [ 442.737747] ? check_preemption_disabled+0x48/0x200 [ 442.742774] ? kvm_clock_read+0x18/0x30 [ 442.746748] ? kvm_sched_clock_read+0x9/0x20 [ 442.751161] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.756706] ? check_preemption_disabled+0x48/0x200 [ 442.761735] irq_exit+0x17f/0x1c0 [ 442.765197] smp_apic_timer_interrupt+0x1cb/0x760 [ 442.770039] ? smp_reschedule_interrupt+0x109/0x650 [ 442.775057] ? smp_call_function_single_interrupt+0x650/0x650 [ 442.780961] ? interrupt_entry+0xb5/0xf0 [ 442.785025] ? trace_hardirqs_off_caller+0xbb/0x310 [ 442.790044] ? trace_hardirqs_off_caller+0xbb/0x310 [ 442.795062] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 442.799921] ? trace_hardirqs_on_caller+0x310/0x310 [ 442.804939] ? trace_hardirqs_on_caller+0x310/0x310 [ 442.809958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.815493] ? check_preemption_disabled+0x48/0x200 [ 442.820511] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.826058] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 442.830927] apic_timer_interrupt+0xf/0x20 [ 442.835155] [ 442.837394] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 442.842589] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 442.861494] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 442.869209] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 442.876481] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 442.883753] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 442.891028] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 442.898295] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 442.905599] do_exit+0x11ef/0x2610 [ 442.909144] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 442.914173] ? mm_update_next_owner+0x990/0x990 [ 442.918846] ? print_usage_bug+0xc0/0xc0 [ 442.923381] ? graph_lock+0x170/0x170 [ 442.927188] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.932727] ? check_preemption_disabled+0x48/0x200 [ 442.937744] ? check_preemption_disabled+0x48/0x200 [ 442.942761] ? print_usage_bug+0xc0/0xc0 [ 442.946830] ? __lock_acquire+0x7ec/0x4ec0 [ 442.951077] ? __lock_acquire+0x7ec/0x4ec0 [ 442.955335] ? mark_held_locks+0x130/0x130 [ 442.959591] ? mark_held_locks+0x130/0x130 [ 442.963834] ? finish_task_switch+0x1b5/0x900 [ 442.968345] ? __switch_to_asm+0x34/0x70 [ 442.972420] ? __switch_to_asm+0x34/0x70 [ 442.976491] ? __switch_to_asm+0x34/0x70 [ 442.980554] ? __switch_to_asm+0x40/0x70 [ 442.984617] ? __switch_to_asm+0x34/0x70 [ 442.988683] ? __switch_to_asm+0x40/0x70 [ 442.992747] ? __switch_to_asm+0x34/0x70 [ 442.996811] ? __switch_to_asm+0x34/0x70 [ 443.000890] ? __switch_to_asm+0x34/0x70 [ 443.004967] ? __switch_to_asm+0x34/0x70 [ 443.009027] ? __switch_to_asm+0x40/0x70 [ 443.013091] ? __switch_to_asm+0x34/0x70 [ 443.017158] ? __switch_to_asm+0x40/0x70 [ 443.021232] ? graph_lock+0x170/0x170 [ 443.025040] ? graph_lock+0x170/0x170 [ 443.028854] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.034408] ? wait_consider_task+0x245/0x3bb0 [ 443.039001] ? memset+0x31/0x40 [ 443.042292] ? find_held_lock+0x36/0x1c0 [ 443.046369] ? get_signal+0x95b/0x1980 [ 443.050265] ? _raw_spin_unlock_irq+0x27/0x80 [ 443.054769] ? _raw_spin_unlock_irq+0x27/0x80 [ 443.059281] do_group_exit+0x177/0x440 [ 443.063178] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 443.068642] ? __ia32_sys_exit+0x50/0x50 [ 443.072720] get_signal+0x8b0/0x1980 [ 443.076455] ? ptrace_notify+0x130/0x130 [ 443.080522] ? do_wait+0x57d/0xb90 [ 443.084078] ? wait_consider_task+0x3bb0/0x3bb0 [ 443.088749] ? graph_lock+0x170/0x170 [ 443.092557] ? graph_lock+0x170/0x170 [ 443.096359] ? graph_lock+0x170/0x170 [ 443.100176] do_signal+0x9c/0x21e0 [ 443.103721] ? find_held_lock+0x36/0x1c0 [ 443.107792] ? setup_sigcontext+0x7d0/0x7d0 [ 443.112118] ? kernel_wait4+0x2e0/0x3f0 [ 443.116096] ? __ia32_sys_waitid+0x140/0x140 [ 443.120511] ? task_stopped_code+0x190/0x190 [ 443.124949] ? exit_to_usermode_loop+0x8c/0x380 [ 443.129645] ? __do_page_fault+0x4a6/0xed0 [ 443.133893] ? do_syscall_64+0x9a/0x820 [ 443.137881] ? do_syscall_64+0x9a/0x820 [ 443.141869] exit_to_usermode_loop+0x2e5/0x380 [ 443.146476] ? syscall_slow_exit_work+0x520/0x520 [ 443.151336] do_syscall_64+0x6be/0x820 [ 443.155230] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 443.160601] ? syscall_return_slowpath+0x5e0/0x5e0 [ 443.165536] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 443.170398] ? trace_hardirqs_on_caller+0x310/0x310 [ 443.175457] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 443.180479] ? prepare_exit_to_usermode+0x291/0x3b0 [ 443.185505] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 443.190355] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 443.195540] RIP: 0033:0x4110ba [ 443.198734] Code: Bad RIP value. [ 443.202096] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 443.209811] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 443.217080] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 443.224352] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 443.231621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 443.238895] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 443.246197] warn_alloc_show_mem: 1 callbacks suppressed [ 443.246210] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 443.246212] Mem-Info: [ 443.246244] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 443.246244] active_file:15 inactive_file:18 isolated_file:0 [ 443.246244] unevictable:0 dirty:0 writeback:0 unstable:0 [ 443.246244] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 443.246244] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 443.246244] free:13728 free_pcp:120 free_cma:0 [ 443.251585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 443.258521] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 443.260933] Call Trace: [ 443.293811] Node 0 [ 443.303171] dump_stack+0x1c4/0x2b4 [ 443.330842] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 443.333400] ? dump_stack_print_info.cold.2+0x52/0x52 [ 443.335608] lowmem_reserve[]: [ 443.339242] warn_alloc.cold.119+0xb7/0x1bd [ 443.364705] 0 2817 [ 443.369916] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 443.372998] 6321 [ 443.377319] ? lock_downgrade+0x900/0x900 [ 443.379528] 6321 [ 443.384365] ? trace_hardirqs_off+0xb8/0x310 [ 443.386398] Node 0 [ 443.390548] ? trace_hardirqs_off+0xb8/0x310 [ 443.392613] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 443.396997] __alloc_pages_slowpath+0x2667/0x2d80 [ 443.399202] lowmem_reserve[]: [ 443.403621] ? lock_downgrade+0x900/0x900 [ 443.430292] 0 0 [ 443.435141] ? warn_alloc+0x120/0x120 [ 443.438216] 3503 [ 443.442360] ? warn_alloc+0x120/0x120 [ 443.444307] 3503 [ 443.448099] ? print_usage_bug+0xc0/0xc0 [ 443.453929] ? warn_alloc+0x120/0x120 [ 443.455970] Node 0 [ 443.460022] ? print_usage_bug+0xc0/0xc0 [ 443.463825] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 443.466034] ? __lock_acquire+0x7ec/0x4ec0 [ 443.470070] lowmem_reserve[]: [ 443.498440] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.502646] 0 [ 443.505753] ? should_fail+0x22d/0xd01 [ 443.511259] 0 [ 443.513060] ? mark_held_locks+0x130/0x130 [ 443.516925] 0 [ 443.518727] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 443.522935] 0 [ 443.524733] ? __lock_acquire+0x7ec/0x4ec0 [ 443.531608] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 443.535821] Node 0 [ 443.540911] ? __lock_acquire+0x7ec/0x4ec0 [ 443.540927] DMA: [ 443.543152] ? should_fail+0x22d/0xd01 [ 443.547362] 1*4kB [ 443.549421] ? print_usage_bug+0xc0/0xc0 [ 443.553275] (U) [ 443.555424] ? print_usage_bug+0xc0/0xc0 [ 443.559454] 0*8kB [ 443.561428] ? mark_held_locks+0x130/0x130 [ 443.565455] 0*16kB [ 443.567596] ? mark_held_locks+0x130/0x130 [ 443.571808] 1*32kB [ 443.574043] ? graph_lock+0x170/0x170 [ 443.578248] (U) [ 443.580477] ? ret_from_fork+0x3a/0x50 [ 443.584249] 2*64kB [ 443.586217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.590076] (U) [ 443.592307] ? check_preemption_disabled+0x48/0x200 [ 443.597819] 1*128kB [ 443.599789] ? check_preemption_disabled+0x48/0x200 [ 443.604781] (U) [ 443.607109] ? __lock_is_held+0xb5/0x140 [ 443.612094] 1*256kB [ 443.614069] __alloc_pages_nodemask+0xa80/0xde0 [ 443.618096] (U) [ 443.620417] ? graph_lock+0x170/0x170 [ 443.625060] 0*512kB [ 443.627030] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 443.630803] 1*1024kB [ 443.633119] ? graph_lock+0x170/0x170 [ 443.638114] (U) [ 443.640523] ? find_held_lock+0x36/0x1c0 [ 443.644293] 1*2048kB [ 443.646264] ? ____cache_alloc_node+0x1c7/0x1e0 [ 443.650293] (M) [ 443.652697] ? lock_downgrade+0x900/0x900 [ 443.657340] 3*4096kB [ 443.659313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.663431] (M) [ 443.665836] cache_grow_begin+0x91/0x8c0 [ 443.671342] = 15908kB [ 443.671350] Node 0 [ 443.673324] ? do_raw_spin_unlock+0xa7/0x2f0 [ 443.677359] DMA32: [ 443.679769] fallback_alloc+0x203/0x2e0 [ 443.681986] 3*4kB [ 443.686389] ____cache_alloc_node+0x1c7/0x1e0 [ 443.688597] (UM) [ 443.692570] kmem_cache_alloc_node+0xe3/0x730 [ 443.694687] 3*8kB (UM) [ 443.699186] ? mark_held_locks+0xc7/0x130 [ 443.701227] 3*16kB [ 443.705716] __alloc_skb+0x119/0x770 [ 443.708270] (UM) [ 443.712416] ? skb_scrub_packet+0x490/0x490 [ 443.714626] 1*32kB [ 443.718333] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 443.720376] (M) [ 443.724710] ? queue_work_on+0x12c/0x1e0 [ 443.726925] 1*64kB [ 443.731501] ? switchdev_port_obj_del+0xdc/0x450 [ 443.733450] (M) [ 443.737506] ? switchdev_trans_item_enqueue+0x260/0x260 [ 443.739720] 5*128kB [ 443.744467] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 443.746419] (UM) [ 443.751776] __br_mdb_notify+0x4ff/0x15d0 [ 443.754074] 3*256kB [ 443.759087] ? __br_mdb_add+0x800/0x800 [ 443.761121] (M) [ 443.765266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.767567] 4*512kB [ 443.771537] ? graph_lock+0x170/0x170 [ 443.773483] (M) [ 443.779013] ? br_multicast_group_expired+0x96/0x610 [ 443.781312] 3*1024kB [ 443.785192] ? lock_downgrade+0x900/0x900 [ 443.787147] (UM) [ 443.792243] br_mdb_notify+0x310/0x410 [ 443.794636] 3*2048kB [ 443.798783] ? br_mdb_dump+0x2530/0x2530 [ 443.800821] (UM) [ 443.804704] ? kasan_check_write+0x14/0x20 [ 443.807090] 3*4096kB [ 443.811147] ? do_raw_spin_lock+0xc1/0x200 [ 443.813181] (M) [ 443.817417] br_multicast_group_expired+0x1bc/0x610 [ 443.819796] = 25140kB [ 443.824022] ? br_mdb_free+0x80/0x80 [ 443.825977] Node 0 [ 443.830997] call_timer_fn+0x272/0x920 [ 443.833375] Normal: [ 443.837079] ? br_mdb_free+0x80/0x80 [ 443.839297] 894*4kB [ 443.843180] ? process_timeout+0x40/0x40 [ 443.845472] (UME) [ 443.849178] ? find_held_lock+0x36/0x1c0 [ 443.851476] 400*8kB [ 443.855537] ? __run_timers+0x7da/0xc70 [ 443.857653] (ME) [ 443.861709] ? _raw_spin_unlock_irq+0x27/0x80 [ 443.864006] 203*16kB [ 443.867985] ? _raw_spin_unlock_irq+0x27/0x80 [ 443.870026] (ME) [ 443.874510] ? br_mdb_free+0x80/0x80 [ 443.876906] 78*32kB [ 443.881396] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 443.883435] (ME) [ 443.887142] ? trace_hardirqs_on+0xbd/0x310 [ 443.889442] 15*64kB [ 443.894019] ? kasan_check_read+0x11/0x20 [ 443.896054] (M) [ 443.900370] ? __run_timers+0x7da/0xc70 [ 443.902669] 3*128kB [ 443.906807] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 443.908753] (UM) [ 443.912717] ? br_mdb_free+0x80/0x80 [ 443.915017] 0*256kB [ 443.920460] ? br_mdb_free+0x80/0x80 [ 443.922500] 0*512kB [ 443.926210] __run_timers+0x7e5/0xc70 [ 443.928511] 0*1024kB [ 443.932224] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 443.934513] 0*2048kB [ 443.938307] ? compat_start_thread+0x80/0x80 [ 443.940695] 0*4096kB [ 443.946143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.948528] = 13864kB [ 443.952933] ? _raw_spin_unlock_irq+0x60/0x80 [ 443.955324] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 443.960852] ? finish_task_switch+0x1f5/0x900 [ 443.963242] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 443.967722] ? finish_task_switch+0x1b5/0x900 [ 443.976540] 412 total pagecache pages [ 443.981036] ? __switch_to_asm+0x34/0x70 [ 443.989588] 0 pages in swap cache [ 443.994079] ? preempt_notifier_register+0x200/0x200 [ 443.997850] Swap cache stats: add 0, delete 0, find 0/0 [ 444.001904] ? __switch_to_asm+0x34/0x70 [ 444.005338] Free swap = 0kB [ 444.010437] ? __switch_to_asm+0x40/0x70 [ 444.015777] Total swap = 0kB [ 444.019829] ? __switch_to_asm+0x34/0x70 [ 444.022824] 1965979 pages RAM [ 444.026883] ? __switch_to_asm+0x40/0x70 [ 444.029883] 0 pages HighMem/MovableOnly [ 444.033937] ? __switch_to_asm+0x34/0x70 [ 444.037020] 342745 pages reserved [ 444.041075] ? __switch_to_asm+0x40/0x70 [ 444.045029] 0 pages cma reserved [ 444.049079] ? __switch_to_asm+0x40/0x70 [ 444.052732] aoe: skb alloc failure [ 444.056737] ? pvclock_read_flags+0x160/0x160 [ 444.056753] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.056770] ? check_preemption_disabled+0x48/0x200 [ 444.060145] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 444.064172] ? rcu_pm_notify+0xc0/0xc0 [ 444.067678] syz-executor5 cpuset= [ 444.072167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.077677] / [ 444.082687] ? check_preemption_disabled+0x48/0x200 [ 444.093150] mems_allowed=0 [ 444.097029] run_timer_softirq+0x52/0xb0 [ 444.119631] ? rcu_read_lock_sched_held+0x108/0x120 [ 444.124654] __do_softirq+0x30b/0xad8 [ 444.128466] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 444.133569] ? trace_hardirqs_off+0x310/0x310 [ 444.138062] ? trace_hardirqs_on+0x310/0x310 [ 444.142479] ? schedule+0x108/0x460 [ 444.146108] ? __schedule+0x1ed0/0x1ed0 [ 444.150091] ? trace_hardirqs_off+0xb8/0x310 [ 444.154500] ? ___might_sleep+0x1ed/0x300 [ 444.158646] ? smpboot_thread_fn+0x68b/0xa00 [ 444.163077] ? trace_hardirqs_on+0x310/0x310 [ 444.167489] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.173031] ? check_preemption_disabled+0x48/0x200 [ 444.178049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.183595] ? takeover_tasklets+0xa90/0xa90 [ 444.188012] run_ksoftirqd+0x94/0x100 [ 444.191816] smpboot_thread_fn+0x68b/0xa00 [ 444.196052] ? sort_range+0x30/0x30 [ 444.199687] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 444.204793] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.210347] ? __kthread_parkme+0xfb/0x1a0 [ 444.214588] kthread+0x35a/0x420 [ 444.217954] ? sort_range+0x30/0x30 [ 444.221579] ? kthread_bind+0x40/0x40 [ 444.225553] ret_from_fork+0x3a/0x50 [ 444.229300] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 444.229458] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 444.236578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 444.236588] Call Trace: [ 444.246897] ksoftirqd/1 cpuset= [ 444.256260] [ 444.258828] / [ 444.262107] dump_stack+0x1c4/0x2b4 [ 444.264230] mems_allowed=0 [ 444.265942] ? dump_stack_print_info.cold.2+0x52/0x52 [ 444.277650] warn_alloc.cold.119+0xb7/0x1bd [ 444.281975] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 444.286821] ? lock_downgrade+0x900/0x900 [ 444.290978] ? trace_hardirqs_off+0xb8/0x310 [ 444.295391] ? trace_hardirqs_off+0xb8/0x310 [ 444.299811] __alloc_pages_slowpath+0x2667/0x2d80 [ 444.304687] ? warn_alloc+0x120/0x120 [ 444.308489] ? __lock_acquire+0x7ec/0x4ec0 [ 444.312729] ? warn_alloc+0x120/0x120 [ 444.316537] ? native_queued_spin_lock_slowpath+0x1de/0x1120 [ 444.322338] ? print_usage_bug+0xc0/0xc0 [ 444.326402] ? warn_alloc+0x120/0x120 [ 444.330202] ? print_usage_bug+0xc0/0xc0 [ 444.334266] ? mark_held_locks+0x130/0x130 [ 444.338501] ? mark_held_locks+0x130/0x130 [ 444.342742] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.348288] ? should_fail+0x22d/0xd01 [ 444.352175] ? graph_lock+0x170/0x170 [ 444.355978] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 444.361085] ? __lock_acquire+0x7ec/0x4ec0 [ 444.365324] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 444.370426] ? should_fail+0x22d/0xd01 [ 444.374329] ? mark_held_locks+0x130/0x130 [ 444.378566] ? mark_held_locks+0x130/0x130 [ 444.382805] ? lock_downgrade+0x900/0x900 [ 444.386955] ? graph_lock+0x170/0x170 [ 444.390787] ? graph_lock+0x170/0x170 [ 444.394590] ? graph_lock+0x170/0x170 [ 444.398387] ? print_usage_bug+0xc0/0xc0 [ 444.402451] ? do_raw_spin_unlock+0xa7/0x2f0 [ 444.406900] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.412443] ? check_preemption_disabled+0x48/0x200 [ 444.417473] ? check_preemption_disabled+0x48/0x200 [ 444.422500] ? __lock_is_held+0xb5/0x140 [ 444.426567] __alloc_pages_nodemask+0xa80/0xde0 [ 444.431237] ? graph_lock+0x170/0x170 [ 444.435047] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 444.440059] ? graph_lock+0x170/0x170 [ 444.443869] ? find_held_lock+0x36/0x1c0 [ 444.447959] ? ____cache_alloc_node+0x1c7/0x1e0 [ 444.452627] ? lock_downgrade+0x900/0x900 [ 444.456788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.462330] cache_grow_begin+0x91/0x8c0 [ 444.466394] ? do_raw_spin_unlock+0xa7/0x2f0 [ 444.470816] fallback_alloc+0x203/0x2e0 [ 444.474800] ____cache_alloc_node+0x1c7/0x1e0 [ 444.479304] kmem_cache_alloc_node+0xe3/0x730 [ 444.483799] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 444.488916] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 444.493506] __alloc_skb+0x119/0x770 [ 444.497220] ? calc_wheel_index+0x220/0x220 [ 444.501546] ? skb_scrub_packet+0x490/0x490 [ 444.505890] ? vprintk_default+0x28/0x30 [ 444.509967] ? vprintk_func+0x85/0x181 [ 444.513857] ? printk+0xa7/0xcf [ 444.517148] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 444.521919] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 444.526503] new_skb+0x26/0x1c0 [ 444.529785] aoecmd_cfg+0x279/0x7f0 [ 444.533417] ? aoecmd_ata_rsp+0x10d0/0x10d0 [ 444.537748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.543285] ? check_preemption_disabled+0x48/0x200 [ 444.548299] ? check_preemption_disabled+0x48/0x200 [ 444.553324] ? __lock_is_held+0xb5/0x140 [ 444.557401] discover_timer+0x50/0x60 [ 444.561203] call_timer_fn+0x272/0x920 [ 444.565089] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 444.569938] ? process_timeout+0x40/0x40 [ 444.573997] ? find_held_lock+0x36/0x1c0 [ 444.578069] ? __run_timers+0x7da/0xc70 [ 444.582048] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.586546] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.591038] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 444.595891] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 444.600497] ? trace_hardirqs_on+0xbd/0x310 [ 444.604818] ? kasan_check_read+0x11/0x20 [ 444.608967] ? __run_timers+0x7da/0xc70 [ 444.612950] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 444.618422] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 444.623265] __run_timers+0x7e5/0xc70 [ 444.627080] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 444.632447] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 444.637465] ? graph_lock+0x170/0x170 [ 444.641269] ? enqueue_hrtimer+0x1a5/0x560 [ 444.645504] ? lock_release+0x970/0x970 [ 444.649482] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 444.654692] ? find_held_lock+0x36/0x1c0 [ 444.658792] ? pvclock_read_flags+0x160/0x160 [ 444.663292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.668833] ? check_preemption_disabled+0x48/0x200 [ 444.673859] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 444.679148] ? rcu_pm_notify+0xc0/0xc0 [ 444.683042] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.688589] ? check_preemption_disabled+0x48/0x200 [ 444.693639] run_timer_softirq+0x52/0xb0 [ 444.697705] ? rcu_read_lock_sched_held+0x108/0x120 [ 444.702723] __do_softirq+0x30b/0xad8 [ 444.706538] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 444.711648] ? pvclock_read_flags+0x160/0x160 [ 444.716145] ? lapic_next_event+0x5a/0x90 [ 444.720297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.725837] ? check_preemption_disabled+0x48/0x200 [ 444.730859] ? check_preemption_disabled+0x48/0x200 [ 444.735895] ? kvm_clock_read+0x18/0x30 [ 444.739873] ? kvm_sched_clock_read+0x9/0x20 [ 444.744301] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.749842] ? check_preemption_disabled+0x48/0x200 [ 444.754893] irq_exit+0x17f/0x1c0 [ 444.758357] smp_apic_timer_interrupt+0x1cb/0x760 [ 444.763201] ? smp_reschedule_interrupt+0x109/0x650 [ 444.768222] ? smp_call_function_single_interrupt+0x650/0x650 [ 444.774109] ? interrupt_entry+0xb5/0xf0 [ 444.778169] ? trace_hardirqs_off_caller+0xbb/0x310 [ 444.783182] ? trace_hardirqs_off_caller+0xbb/0x310 [ 444.788199] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 444.793043] ? trace_hardirqs_on_caller+0x310/0x310 [ 444.798057] ? trace_hardirqs_on_caller+0x310/0x310 [ 444.803072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.808609] ? check_preemption_disabled+0x48/0x200 [ 444.813623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.819173] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 444.824025] apic_timer_interrupt+0xf/0x20 [ 444.828254] [ 444.830495] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 444.835686] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 444.854600] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 444.862343] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 444.869609] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 444.876884] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 444.884155] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 444.891423] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 444.898725] do_exit+0x11ef/0x2610 [ 444.902268] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 444.907296] ? mm_update_next_owner+0x990/0x990 [ 444.911965] ? print_usage_bug+0xc0/0xc0 [ 444.916023] ? graph_lock+0x170/0x170 [ 444.919830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.925817] ? check_preemption_disabled+0x48/0x200 [ 444.930836] ? check_preemption_disabled+0x48/0x200 [ 444.935856] ? print_usage_bug+0xc0/0xc0 [ 444.939939] ? __lock_acquire+0x7ec/0x4ec0 [ 444.944184] ? __lock_acquire+0x7ec/0x4ec0 [ 444.948439] ? mark_held_locks+0x130/0x130 [ 444.952689] ? mark_held_locks+0x130/0x130 [ 444.956931] ? finish_task_switch+0x1b5/0x900 [ 444.961430] ? __switch_to_asm+0x34/0x70 [ 444.965498] ? __switch_to_asm+0x34/0x70 [ 444.969557] ? __switch_to_asm+0x34/0x70 [ 444.973616] ? __switch_to_asm+0x40/0x70 [ 444.977673] ? __switch_to_asm+0x34/0x70 [ 444.981729] ? __switch_to_asm+0x40/0x70 [ 444.985786] ? __switch_to_asm+0x34/0x70 [ 444.989846] ? __switch_to_asm+0x34/0x70 [ 444.993920] ? __switch_to_asm+0x34/0x70 [ 444.997985] ? __switch_to_asm+0x34/0x70 [ 445.002046] ? __switch_to_asm+0x40/0x70 [ 445.006105] ? __switch_to_asm+0x34/0x70 [ 445.010177] ? __switch_to_asm+0x40/0x70 [ 445.014260] ? graph_lock+0x170/0x170 [ 445.018065] ? graph_lock+0x170/0x170 [ 445.021869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.027421] ? wait_consider_task+0x245/0x3bb0 [ 445.032006] ? memset+0x31/0x40 [ 445.035293] ? find_held_lock+0x36/0x1c0 [ 445.039368] ? get_signal+0x95b/0x1980 [ 445.043255] ? _raw_spin_unlock_irq+0x27/0x80 [ 445.047747] ? _raw_spin_unlock_irq+0x27/0x80 [ 445.052250] do_group_exit+0x177/0x440 [ 445.056144] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 445.061594] ? __ia32_sys_exit+0x50/0x50 [ 445.065669] get_signal+0x8b0/0x1980 [ 445.069396] ? ptrace_notify+0x130/0x130 [ 445.073455] ? do_wait+0x57d/0xb90 [ 445.077002] ? wait_consider_task+0x3bb0/0x3bb0 [ 445.081666] ? graph_lock+0x170/0x170 [ 445.085514] ? graph_lock+0x170/0x170 [ 445.089316] ? graph_lock+0x170/0x170 [ 445.093135] do_signal+0x9c/0x21e0 [ 445.096761] ? find_held_lock+0x36/0x1c0 [ 445.100831] ? setup_sigcontext+0x7d0/0x7d0 [ 445.105155] ? kernel_wait4+0x2e0/0x3f0 [ 445.109131] ? __ia32_sys_waitid+0x140/0x140 [ 445.113545] ? task_stopped_code+0x190/0x190 [ 445.117985] ? exit_to_usermode_loop+0x8c/0x380 [ 445.122670] ? __do_page_fault+0x4a6/0xed0 [ 445.126919] ? do_syscall_64+0x9a/0x820 [ 445.130903] ? do_syscall_64+0x9a/0x820 [ 445.134903] exit_to_usermode_loop+0x2e5/0x380 [ 445.139494] ? syscall_slow_exit_work+0x520/0x520 [ 445.144349] do_syscall_64+0x6be/0x820 [ 445.148236] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 445.153605] ? syscall_return_slowpath+0x5e0/0x5e0 [ 445.158537] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 445.163381] ? trace_hardirqs_on_caller+0x310/0x310 [ 445.168396] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 445.173422] ? prepare_exit_to_usermode+0x291/0x3b0 [ 445.178445] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 445.183293] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 445.188483] RIP: 0033:0x4110ba [ 445.191680] Code: Bad RIP value. [ 445.195040] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 445.202748] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 445.210015] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 445.217285] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 445.224553] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 445.231820] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 445.239108] warn_alloc_show_mem: 1 callbacks suppressed [ 445.239121] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 445.239123] Mem-Info: [ 445.239155] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 445.239155] active_file:15 inactive_file:18 isolated_file:0 [ 445.239155] unevictable:0 dirty:0 writeback:0 unstable:0 [ 445.239155] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 445.239155] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 445.239155] free:13728 free_pcp:120 free_cma:0 [ 445.244492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 445.244501] Call Trace: [ 445.251444] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 445.253856] dump_stack+0x1c4/0x2b4 [ 445.286722] Node 0 [ 445.296084] ? dump_stack_print_info.cold.2+0x52/0x52 [ 445.298659] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 445.326307] warn_alloc.cold.119+0xb7/0x1bd [ 445.329906] lowmem_reserve[]: [ 445.332139] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 445.337303] 0 [ 445.362798] ? lock_downgrade+0x900/0x900 [ 445.367096] 2817 [ 445.370196] ? trace_hardirqs_off+0xb8/0x310 [ 445.375007] 6321 [ 445.376809] ? trace_hardirqs_off+0xb8/0x310 [ 445.380933] 6321 [ 445.382998] __alloc_pages_slowpath+0x2667/0x2d80 [ 445.387378] Node 0 [ 445.389458] ? lock_downgrade+0x900/0x900 [ 445.393847] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 445.395893] ? warn_alloc+0x120/0x120 [ 445.400705] lowmem_reserve[]: [ 445.402938] ? warn_alloc+0x120/0x120 [ 445.407058] 0 [ 445.433795] ? print_usage_bug+0xc0/0xc0 [ 445.437578] 0 [ 445.440676] ? warn_alloc+0x120/0x120 [ 445.444449] 3503 [ 445.446249] ? print_usage_bug+0xc0/0xc0 [ 445.450285] 3503 [ 445.452082] ? __lock_acquire+0x7ec/0x4ec0 [ 445.455857] Node 0 [ 445.457937] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.462013] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 445.464038] ? should_fail+0x22d/0xd01 [ 445.468244] lowmem_reserve[]: [ 445.470479] ? mark_held_locks+0x130/0x130 [ 445.475989] 0 [ 445.504369] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 445.508230] 0 [ 445.511334] ? __lock_acquire+0x7ec/0x4ec0 [ 445.515541] 0 [ 445.517338] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 445.522406] 0 [ 445.524216] ? __lock_acquire+0x7ec/0x4ec0 [ 445.528428] Node 0 [ 445.530222] ? should_fail+0x22d/0xd01 [ 445.535295] DMA: [ 445.537092] ? print_usage_bug+0xc0/0xc0 [ 445.541300] 1*4kB [ 445.543526] ? print_usage_bug+0xc0/0xc0 [ 445.547384] (U) [ 445.549447] ? mark_held_locks+0x130/0x130 [ 445.553478] 0*8kB [ 445.555616] ? mark_held_locks+0x130/0x130 [ 445.559668] 0*16kB [ 445.561639] ? graph_lock+0x170/0x170 [ 445.565847] 1*32kB [ 445.567987] ? ret_from_fork+0x3a/0x50 [ 445.572193] (U) [ 445.574426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.578201] 2*64kB [ 445.580433] ? check_preemption_disabled+0x48/0x200 [ 445.584296] (U) [ 445.586262] ? check_preemption_disabled+0x48/0x200 [ 445.591775] 1*128kB [ 445.594009] ? __lock_is_held+0xb5/0x140 [ 445.598992] (U) [ 445.600976] __alloc_pages_nodemask+0xa80/0xde0 [ 445.605967] 1*256kB [ 445.608282] ? graph_lock+0x170/0x170 [ 445.612317] (U) [ 445.614292] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 445.618943] 0*512kB [ 445.621260] ? graph_lock+0x170/0x170 [ 445.625036] 1*1024kB [ 445.627017] ? find_held_lock+0x36/0x1c0 [ 445.632007] (U) [ 445.634332] ? ____cache_alloc_node+0x1c7/0x1e0 [ 445.638098] 1*2048kB [ 445.640503] ? lock_downgrade+0x900/0x900 [ 445.644535] (M) [ 445.646512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.651161] 3*4096kB [ 445.653571] cache_grow_begin+0x91/0x8c0 [ 445.657690] (M) [ 445.659668] ? do_raw_spin_unlock+0xa7/0x2f0 [ 445.665176] = 15908kB [ 445.667582] fallback_alloc+0x203/0x2e0 [ 445.671612] Node 0 [ 445.673582] ____cache_alloc_node+0x1c7/0x1e0 [ 445.677963] DMA32: [ 445.680369] kmem_cache_alloc_node+0xe3/0x730 [ 445.684315] 3*4kB [ 445.686545] ? mark_held_locks+0xc7/0x130 [ 445.691012] (UM) [ 445.693251] __alloc_skb+0x119/0x770 [ 445.697713] 3*8kB [ 445.699857] ? skb_scrub_packet+0x490/0x490 [ 445.703979] (UM) [ 445.706039] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 445.709722] 3*16kB [ 445.711866] ? queue_work_on+0x12c/0x1e0 [ 445.716166] (UM) [ 445.718225] ? switchdev_port_obj_del+0xdc/0x450 [ 445.722777] 1*32kB [ 445.725008] ? switchdev_trans_item_enqueue+0x260/0x260 [ 445.729043] (M) [ 445.731103] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 445.735825] 1*64kB (M) [ 445.738070] __br_mdb_notify+0x4ff/0x15d0 [ 445.743406] 5*128kB [ 445.745382] ? __br_mdb_add+0x800/0x800 [ 445.750367] (UM) [ 445.752945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.757066] 3*256kB [ 445.759390] ? graph_lock+0x170/0x170 [ 445.763326] (M) [ 445.765387] ? br_multicast_group_expired+0x96/0x610 [ 445.770902] 4*512kB [ 445.773217] ? lock_downgrade+0x900/0x900 [ 445.777020] (M) [ 445.778993] br_mdb_notify+0x310/0x410 [ 445.784071] 3*1024kB [ 445.786386] ? br_mdb_dump+0x2530/0x2530 [ 445.790507] (UM) [ 445.792484] ? kasan_check_write+0x14/0x20 [ 445.796341] 3*2048kB [ 445.798749] ? do_raw_spin_lock+0xc1/0x200 [ 445.802780] (UM) [ 445.804843] br_multicast_group_expired+0x1bc/0x610 [ 445.809051] 3*4096kB [ 445.811450] ? br_mdb_free+0x80/0x80 [ 445.815657] (M) [ 445.817720] call_timer_fn+0x272/0x920 [ 445.822703] = 25140kB [ 445.825107] ? br_mdb_free+0x80/0x80 [ 445.828794] Node 0 [ 445.830764] ? process_timeout+0x40/0x40 [ 445.834622] Normal: [ 445.837024] ? find_held_lock+0x36/0x1c0 [ 445.840713] 894*4kB [ 445.842945] ? __run_timers+0x7da/0xc70 [ 445.846976] (UME) [ 445.849295] ? _raw_spin_unlock_irq+0x27/0x80 [ 445.853327] 400*8kB [ 445.855639] ? _raw_spin_unlock_irq+0x27/0x80 [ 445.859588] (ME) [ 445.861730] ? br_mdb_free+0x80/0x80 [ 445.866209] 203*16kB [ 445.868525] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 445.872989] (ME) [ 445.875046] ? trace_hardirqs_on+0xbd/0x310 [ 445.878731] 78*32kB [ 445.881138] ? kasan_check_read+0x11/0x20 [ 445.885688] (ME) [ 445.887755] ? __run_timers+0x7da/0xc70 [ 445.892054] 15*64kB [ 445.894367] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 445.898490] (M) [ 445.900546] ? br_mdb_free+0x80/0x80 [ 445.904499] 3*128kB [ 445.906813] ? br_mdb_free+0x80/0x80 [ 445.912235] (UM) [ 445.914207] __run_timers+0x7e5/0xc70 [ 445.917897] 0*256kB [ 445.920225] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 445.923914] 0*512kB [ 445.925969] ? compat_start_thread+0x80/0x80 [ 445.929748] 0*1024kB [ 445.932062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.937398] 0*2048kB [ 445.939721] ? _raw_spin_unlock_irq+0x60/0x80 [ 445.944104] 0*4096kB [ 445.946510] ? finish_task_switch+0x1f5/0x900 [ 445.952017] = 13864kB [ 445.954424] ? finish_task_switch+0x1b5/0x900 [ 445.958906] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 445.961301] ? __switch_to_asm+0x34/0x70 [ 445.965775] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 445.968172] ? preempt_notifier_register+0x200/0x200 [ 445.972638] 412 total pagecache pages [ 445.981462] ? __switch_to_asm+0x34/0x70 [ 445.985501] 0 pages in swap cache [ 445.994062] ? __switch_to_asm+0x40/0x70 [ 445.999142] Swap cache stats: add 0, delete 0, find 0/0 [ 446.002941] ? __switch_to_asm+0x34/0x70 [ 446.006979] Free swap = 0kB [ 446.010423] ? __switch_to_asm+0x40/0x70 [ 446.014456] Total swap = 0kB [ 446.019811] ? __switch_to_asm+0x34/0x70 [ 446.023844] 1965979 pages RAM [ 446.026856] ? __switch_to_asm+0x40/0x70 [ 446.030902] 0 pages HighMem/MovableOnly [ 446.033915] ? __switch_to_asm+0x40/0x70 [ 446.037954] 342745 pages reserved [ 446.041054] ? pvclock_read_flags+0x160/0x160 [ 446.045086] 0 pages cma reserved [ 446.049050] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.053355] aoe: skb alloc failure [ 446.056746] ? check_preemption_disabled+0x48/0x200 [ 446.056778] ? rcu_pm_notify+0xc0/0xc0 [ 446.061302] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 446.064609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.070122] syz-executor5 cpuset= [ 446.073654] ? check_preemption_disabled+0x48/0x200 [ 446.078645] / [ 446.082527] run_timer_softirq+0x52/0xb0 [ 446.092988] mems_allowed=0 [ 446.098514] ? rcu_read_lock_sched_held+0x108/0x120 [ 446.120605] __do_softirq+0x30b/0xad8 [ 446.124423] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 446.129525] ? trace_hardirqs_off+0x310/0x310 [ 446.134019] ? trace_hardirqs_on+0x310/0x310 [ 446.138440] ? schedule+0x108/0x460 [ 446.142070] ? __schedule+0x1ed0/0x1ed0 [ 446.146060] ? trace_hardirqs_off+0xb8/0x310 [ 446.150473] ? ___might_sleep+0x1ed/0x300 [ 446.154618] ? smpboot_thread_fn+0x68b/0xa00 [ 446.159050] ? trace_hardirqs_on+0x310/0x310 [ 446.163464] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.168999] ? check_preemption_disabled+0x48/0x200 [ 446.174014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.179559] ? takeover_tasklets+0xa90/0xa90 [ 446.183974] run_ksoftirqd+0x94/0x100 [ 446.187774] smpboot_thread_fn+0x68b/0xa00 [ 446.192011] ? sort_range+0x30/0x30 [ 446.195644] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 446.200749] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.206287] ? __kthread_parkme+0xfb/0x1a0 [ 446.210528] kthread+0x35a/0x420 [ 446.213900] ? sort_range+0x30/0x30 [ 446.217531] ? kthread_bind+0x40/0x40 [ 446.221340] ret_from_fork+0x3a/0x50 [ 446.225076] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 446.225218] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 446.232353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 446.242651] ksoftirqd/1 cpuset= [ 446.251988] Call Trace: [ 446.251998] / [ 446.255263] [ 446.257836] mems_allowed=0 [ 446.259543] dump_stack+0x1c4/0x2b4 [ 446.268203] ? dump_stack_print_info.cold.2+0x52/0x52 [ 446.273408] warn_alloc.cold.119+0xb7/0x1bd [ 446.277735] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 446.282583] ? lock_downgrade+0x900/0x900 [ 446.286744] ? trace_hardirqs_off+0xb8/0x310 [ 446.291159] ? trace_hardirqs_off+0xb8/0x310 [ 446.295577] __alloc_pages_slowpath+0x2667/0x2d80 [ 446.300452] ? warn_alloc+0x120/0x120 [ 446.304262] ? warn_alloc+0x120/0x120 [ 446.308069] ? print_usage_bug+0xc0/0xc0 [ 446.312130] ? warn_alloc+0x120/0x120 [ 446.315936] ? print_usage_bug+0xc0/0xc0 [ 446.319997] ? graph_lock+0x170/0x170 [ 446.323797] ? put_dec+0x3b/0xf0 [ 446.327165] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.332707] ? should_fail+0x22d/0xd01 [ 446.336599] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 446.341708] ? __lock_acquire+0x7ec/0x4ec0 [ 446.345948] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 446.351051] ? __lock_acquire+0x7ec/0x4ec0 [ 446.355293] ? should_fail+0x22d/0xd01 [ 446.359192] ? mark_held_locks+0x130/0x130 [ 446.363434] ? mark_held_locks+0x130/0x130 [ 446.367675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.373211] ? wq_watchdog_touch+0x9c/0xfe [ 446.377447] ? io_serial_in+0x11/0x90 [ 446.381280] ? graph_lock+0x170/0x170 [ 446.385095] ? print_usage_bug+0xc0/0xc0 [ 446.389173] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.394719] ? check_preemption_disabled+0x48/0x200 [ 446.399736] ? check_preemption_disabled+0x48/0x200 [ 446.404771] ? __lock_is_held+0xb5/0x140 [ 446.408845] __alloc_pages_nodemask+0xa80/0xde0 [ 446.413526] ? graph_lock+0x170/0x170 [ 446.417336] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 446.422351] ? graph_lock+0x170/0x170 [ 446.426164] ? find_held_lock+0x36/0x1c0 [ 446.430239] ? ____cache_alloc_node+0x1c7/0x1e0 [ 446.434920] ? lock_downgrade+0x900/0x900 [ 446.439079] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.444625] cache_grow_begin+0x91/0x8c0 [ 446.448694] ? do_raw_spin_unlock+0xa7/0x2f0 [ 446.453117] fallback_alloc+0x203/0x2e0 [ 446.457117] ____cache_alloc_node+0x1c7/0x1e0 [ 446.461623] kmem_cache_alloc_node+0xe3/0x730 [ 446.466121] ? ipv6_get_ifaddr+0x42e/0x620 [ 446.470369] __alloc_skb+0x119/0x770 [ 446.474087] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 446.479367] ? skb_scrub_packet+0x490/0x490 [ 446.483689] ? lock_downgrade+0x900/0x900 [ 446.487847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.493397] ? refcount_sub_and_test_checked+0x203/0x310 [ 446.498853] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 446.504317] ? addrconf_rs_timer+0x6f0/0x6f0 [ 446.508739] ndisc_alloc_skb+0x144/0x340 [ 446.512811] ndisc_send_rs+0x331/0x6e0 [ 446.516711] addrconf_rs_timer+0x3c0/0x6f0 [ 446.520954] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.525205] call_timer_fn+0x272/0x920 [ 446.529094] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.533336] ? process_timeout+0x40/0x40 [ 446.537398] ? find_held_lock+0x36/0x1c0 [ 446.541472] ? __run_timers+0x7da/0xc70 [ 446.545448] ? _raw_spin_unlock_irq+0x27/0x80 [ 446.549944] ? _raw_spin_unlock_irq+0x27/0x80 [ 446.554439] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.558679] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 446.563267] ? trace_hardirqs_on+0xbd/0x310 [ 446.567593] ? kasan_check_read+0x11/0x20 [ 446.571741] ? __run_timers+0x7da/0xc70 [ 446.575720] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 446.581177] ? aoedev_by_aoeaddr.cold.9+0xba/0xba [ 446.586030] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 446.590266] __run_timers+0x7e5/0xc70 [ 446.594085] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 446.599454] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 446.604471] ? graph_lock+0x170/0x170 [ 446.608278] ? enqueue_hrtimer+0x1a5/0x560 [ 446.612516] ? lock_release+0x970/0x970 [ 446.616491] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 446.621687] ? find_held_lock+0x36/0x1c0 [ 446.625757] ? pvclock_read_flags+0x160/0x160 [ 446.630255] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.635790] ? check_preemption_disabled+0x48/0x200 [ 446.640827] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 446.646109] ? rcu_pm_notify+0xc0/0xc0 [ 446.650001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.655540] ? check_preemption_disabled+0x48/0x200 [ 446.660570] run_timer_softirq+0x52/0xb0 [ 446.664629] ? rcu_read_lock_sched_held+0x108/0x120 [ 446.669647] __do_softirq+0x30b/0xad8 [ 446.673465] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 446.678575] ? pvclock_read_flags+0x160/0x160 [ 446.683069] ? lapic_next_event+0x5a/0x90 [ 446.687219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.692755] ? check_preemption_disabled+0x48/0x200 [ 446.697774] ? check_preemption_disabled+0x48/0x200 [ 446.702796] ? kvm_clock_read+0x18/0x30 [ 446.706775] ? kvm_sched_clock_read+0x9/0x20 [ 446.711186] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.716720] ? check_preemption_disabled+0x48/0x200 [ 446.721752] irq_exit+0x17f/0x1c0 [ 446.725211] smp_apic_timer_interrupt+0x1cb/0x760 [ 446.730058] ? smp_reschedule_interrupt+0x109/0x650 [ 446.735079] ? smp_call_function_single_interrupt+0x650/0x650 [ 446.740965] ? interrupt_entry+0xb5/0xf0 [ 446.745033] ? trace_hardirqs_off_caller+0xbb/0x310 [ 446.750051] ? trace_hardirqs_off_caller+0xbb/0x310 [ 446.755069] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 446.759929] ? trace_hardirqs_on_caller+0x310/0x310 [ 446.764944] ? trace_hardirqs_on_caller+0x310/0x310 [ 446.769961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.775501] ? check_preemption_disabled+0x48/0x200 [ 446.780518] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.786066] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 446.790928] apic_timer_interrupt+0xf/0x20 [ 446.795156] [ 446.797394] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 446.802591] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 446.821500] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 446.829241] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 446.836520] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 446.843792] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 446.851064] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 446.858377] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 446.865682] do_exit+0x11ef/0x2610 [ 446.869231] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 446.874264] ? mm_update_next_owner+0x990/0x990 [ 446.878947] ? print_usage_bug+0xc0/0xc0 [ 446.883009] ? graph_lock+0x170/0x170 [ 446.886814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.892352] ? check_preemption_disabled+0x48/0x200 [ 446.897363] ? check_preemption_disabled+0x48/0x200 [ 446.902383] ? print_usage_bug+0xc0/0xc0 [ 446.906451] ? __lock_acquire+0x7ec/0x4ec0 [ 446.910690] ? __lock_acquire+0x7ec/0x4ec0 [ 446.914966] ? mark_held_locks+0x130/0x130 [ 446.919212] ? mark_held_locks+0x130/0x130 [ 446.923904] ? finish_task_switch+0x1b5/0x900 [ 446.928409] ? __switch_to_asm+0x34/0x70 [ 446.932473] ? __switch_to_asm+0x34/0x70 [ 446.936535] ? __switch_to_asm+0x34/0x70 [ 446.940608] ? __switch_to_asm+0x40/0x70 [ 446.944665] ? __switch_to_asm+0x34/0x70 [ 446.948725] ? __switch_to_asm+0x40/0x70 [ 446.952789] ? __switch_to_asm+0x34/0x70 [ 446.956852] ? __switch_to_asm+0x34/0x70 [ 446.960927] ? __switch_to_asm+0x34/0x70 [ 446.964986] ? __switch_to_asm+0x34/0x70 [ 446.969044] ? __switch_to_asm+0x40/0x70 [ 446.973113] ? __switch_to_asm+0x34/0x70 [ 446.977174] ? __switch_to_asm+0x40/0x70 [ 446.981244] ? graph_lock+0x170/0x170 [ 446.985048] ? graph_lock+0x170/0x170 [ 446.988855] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.994403] ? wait_consider_task+0x245/0x3bb0 [ 446.998991] ? memset+0x31/0x40 [ 447.002283] ? find_held_lock+0x36/0x1c0 [ 447.006356] ? get_signal+0x95b/0x1980 [ 447.010247] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.014741] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.019246] do_group_exit+0x177/0x440 [ 447.023136] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 447.028592] ? __ia32_sys_exit+0x50/0x50 [ 447.032666] get_signal+0x8b0/0x1980 [ 447.036396] ? ptrace_notify+0x130/0x130 [ 447.040461] ? do_wait+0x57d/0xb90 [ 447.044008] ? wait_consider_task+0x3bb0/0x3bb0 [ 447.048675] ? graph_lock+0x170/0x170 [ 447.052477] ? graph_lock+0x170/0x170 [ 447.056282] ? graph_lock+0x170/0x170 [ 447.060099] do_signal+0x9c/0x21e0 [ 447.063643] ? find_held_lock+0x36/0x1c0 [ 447.067718] ? setup_sigcontext+0x7d0/0x7d0 [ 447.072045] ? kernel_wait4+0x2e0/0x3f0 [ 447.076025] ? __ia32_sys_waitid+0x140/0x140 [ 447.080440] ? task_stopped_code+0x190/0x190 [ 447.084854] ? exit_to_usermode_loop+0x8c/0x380 [ 447.089547] ? __do_page_fault+0x4a6/0xed0 [ 447.093785] ? do_syscall_64+0x9a/0x820 [ 447.097759] ? do_syscall_64+0x9a/0x820 [ 447.101739] exit_to_usermode_loop+0x2e5/0x380 [ 447.106325] ? syscall_slow_exit_work+0x520/0x520 [ 447.111182] do_syscall_64+0x6be/0x820 [ 447.115071] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 447.120441] ? syscall_return_slowpath+0x5e0/0x5e0 [ 447.125384] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.130238] ? trace_hardirqs_on_caller+0x310/0x310 [ 447.135270] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 447.140302] ? prepare_exit_to_usermode+0x291/0x3b0 [ 447.145328] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.150181] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 447.155372] RIP: 0033:0x4110ba [ 447.158568] Code: Bad RIP value. [ 447.161933] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 447.169645] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 447.176915] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 447.184184] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 447.191449] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 447.198715] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 447.206009] warn_alloc_show_mem: 1 callbacks suppressed [ 447.206022] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 447.206024] Mem-Info: [ 447.206056] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 447.206056] active_file:15 inactive_file:18 isolated_file:0 [ 447.206056] unevictable:0 dirty:0 writeback:0 unstable:0 [ 447.206056] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 447.206056] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 447.206056] free:13728 free_pcp:120 free_cma:0 [ 447.211405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 447.218351] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 447.220750] Call Trace: [ 447.253642] Node 0 [ 447.263012] dump_stack+0x1c4/0x2b4 [ 447.290694] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 447.293254] ? dump_stack_print_info.cold.2+0x52/0x52 [ 447.295456] lowmem_reserve[]: [ 447.299090] warn_alloc.cold.119+0xb7/0x1bd [ 447.324917] 0 2817 [ 447.330127] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 447.333197] 6321 [ 447.337512] ? lock_downgrade+0x900/0x900 [ 447.339723] 6321 [ 447.344566] ? trace_hardirqs_off+0xb8/0x310 [ 447.350738] ? trace_hardirqs_off+0xb8/0x310 [ 447.352773] Node 0 [ 447.357177] __alloc_pages_slowpath+0x2667/0x2d80 [ 447.361583] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 447.363811] ? warn_alloc+0x120/0x120 [ 447.368595] lowmem_reserve[]: 0 [ 447.395333] ? warn_alloc+0x120/0x120 [ 447.399111] 0 [ 447.402388] ? print_usage_bug+0xc0/0xc0 [ 447.406160] 3503 [ 447.407955] ? warn_alloc+0x120/0x120 [ 447.411989] 3503 [ 447.414047] ? print_usage_bug+0xc0/0xc0 [ 447.419887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.423919] Node 0 [ 447.429444] ? check_preemption_disabled+0x48/0x200 [ 447.429481] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 447.431685] ? check_preemption_disabled+0x48/0x200 [ 447.436863] lowmem_reserve[]: [ 447.465249] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.470241] 0 [ 447.473343] ? should_fail+0x22d/0xd01 [ 447.478843] 0 0 [ 447.480650] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 447.484509] 0 [ 447.486482] ? __lock_acquire+0x7ec/0x4ec0 [ 447.493358] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 447.497562] Node 0 [ 447.502654] ? __lock_acquire+0x7ec/0x4ec0 [ 447.502664] DMA: [ 447.504901] ? should_fail+0x22d/0xd01 [ 447.509113] 1*4kB [ 447.511175] ? mark_held_locks+0x130/0x130 [ 447.515027] (U) [ 447.517167] ? mark_held_locks+0x130/0x130 [ 447.521378] 0*8kB [ 447.523351] ? graph_lock+0x170/0x170 [ 447.527556] 0*16kB [ 447.529700] ? print_usage_bug+0xc0/0xc0 [ 447.533476] 1*32kB [ 447.535710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.539745] (U) [ 447.541975] ? check_preemption_disabled+0x48/0x200 [ 447.547484] 2*64kB [ 447.549456] ? check_preemption_disabled+0x48/0x200 [ 447.554448] (U) [ 447.556686] ? __lock_is_held+0xb5/0x140 [ 447.561670] 1*128kB [ 447.563644] __alloc_pages_nodemask+0xa80/0xde0 [ 447.567675] (U) [ 447.569992] ? graph_lock+0x170/0x170 [ 447.574635] 1*256kB [ 447.576603] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 447.580375] (U) [ 447.582695] ? graph_lock+0x170/0x170 [ 447.587686] 0*512kB [ 447.589660] ? find_held_lock+0x36/0x1c0 [ 447.593428] 1*1024kB [ 447.595751] ? ____cache_alloc_node+0x1c7/0x1e0 [ 447.599779] (U) [ 447.602185] ? lock_downgrade+0x900/0x900 [ 447.606826] 1*2048kB [ 447.608797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.612916] (M) [ 447.615330] cache_grow_begin+0x91/0x8c0 [ 447.620834] 3*4096kB (M) [ 447.622816] ? do_raw_spin_unlock+0xa7/0x2f0 [ 447.626847] = 15908kB [ 447.626855] Node 0 [ 447.629616] fallback_alloc+0x203/0x2e0 [ 447.633994] DMA32: [ 447.636408] ____cache_alloc_node+0x1c7/0x1e0 [ 447.638620] 3*4kB [ 447.642588] kmem_cache_alloc_node+0xe3/0x730 [ 447.644797] (UM) [ 447.649328] ? ipv6_get_ifaddr+0x42e/0x620 [ 447.651450] 3*8kB [ 447.655943] __alloc_skb+0x119/0x770 [ 447.657979] (UM) [ 447.662208] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 447.664329] 3*16kB [ 447.668042] ? skb_scrub_packet+0x490/0x490 [ 447.670078] (UM) [ 447.675350] ? lock_downgrade+0x900/0x900 [ 447.677561] 1*32kB [ 447.681883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.683916] (M) [ 447.688059] ? refcount_sub_and_test_checked+0x203/0x310 [ 447.690269] 1*64kB [ 447.695800] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 447.697752] (M) [ 447.703199] ? addrconf_rs_timer+0x6f0/0x6f0 [ 447.705409] 5*128kB [ 447.710862] ndisc_alloc_skb+0x144/0x340 [ 447.712802] (UM) [ 447.717206] ndisc_send_rs+0x331/0x6e0 [ 447.719504] 3*256kB [ 447.723558] addrconf_rs_timer+0x3c0/0x6f0 [ 447.725591] (M) [ 447.729473] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.731786] 4*512kB [ 447.736025] call_timer_fn+0x272/0x920 [ 447.737971] (M) [ 447.742197] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.744497] 3*1024kB [ 447.748374] ? process_timeout+0x40/0x40 [ 447.750326] (UM) [ 447.754549] ? find_held_lock+0x36/0x1c0 [ 447.756935] 3*2048kB [ 447.760992] ? __run_timers+0x7da/0xc70 [ 447.763024] (UM) [ 447.767081] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.769467] 3*4096kB [ 447.773439] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.775478] (M) [ 447.779966] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.782352] = 25140kB [ 447.786837] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 447.788786] Node 0 [ 447.793016] ? trace_hardirqs_on+0xbd/0x310 [ 447.795400] Normal: [ 447.799981] ? kasan_check_read+0x11/0x20 [ 447.802191] 894*4kB [ 447.806525] ? __run_timers+0x7da/0xc70 [ 447.808826] (UME) [ 447.812970] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 447.815265] 400*8kB [ 447.819243] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 447.821356] (ME) [ 447.826800] __run_timers+0x7e5/0xc70 [ 447.829097] 203*16kB [ 447.833352] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 447.835379] (ME) [ 447.839176] ? compat_start_thread+0x80/0x80 [ 447.841562] 78*32kB [ 447.846934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.848988] (ME) [ 447.853396] ? _raw_spin_unlock_irq+0x60/0x80 [ 447.855695] 15*64kB [ 447.861222] ? finish_task_switch+0x1f5/0x900 [ 447.863256] (M) [ 447.867745] ? finish_task_switch+0x1b5/0x900 [ 447.870044] 3*128kB [ 447.874532] ? __switch_to_asm+0x34/0x70 [ 447.876485] (UM) [ 447.880975] ? preempt_notifier_register+0x200/0x200 [ 447.883274] 0*256kB [ 447.887325] ? __switch_to_asm+0x34/0x70 [ 447.889363] 0*512kB [ 447.894459] ? __switch_to_asm+0x40/0x70 [ 447.896758] 0*1024kB [ 447.900809] ? __switch_to_asm+0x34/0x70 [ 447.903107] 0*2048kB [ 447.907160] ? __switch_to_asm+0x40/0x70 [ 447.909544] 0*4096kB [ 447.913598] ? __switch_to_asm+0x34/0x70 [ 447.915983] = 13864kB [ 447.920040] ? __switch_to_asm+0x40/0x70 [ 447.922435] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 447.926480] ? __switch_to_asm+0x40/0x70 [ 447.928873] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 447.932935] ? pvclock_read_flags+0x160/0x160 [ 447.941747] 412 total pagecache pages [ 447.945808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.954362] 0 pages in swap cache [ 447.958845] ? check_preemption_disabled+0x48/0x200 [ 447.962621] Swap cache stats: add 0, delete 0, find 0/0 [ 447.968154] ? rcu_pm_notify+0xc0/0xc0 [ 447.971574] Free swap = 0kB [ 447.976587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.981930] Total swap = 0kB [ 447.985811] ? check_preemption_disabled+0x48/0x200 [ 447.988807] 1965979 pages RAM [ 447.994338] run_timer_softirq+0x52/0xb0 [ 447.997326] 0 pages HighMem/MovableOnly [ 448.002337] ? rcu_read_lock_sched_held+0x108/0x120 [ 448.005422] 342745 pages reserved [ 448.009479] __do_softirq+0x30b/0xad8 [ 448.013428] 0 pages cma reserved [ 448.018449] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 448.021944] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 448.025664] ? trace_hardirqs_off+0x310/0x310 [ 448.025678] ? trace_hardirqs_on+0x310/0x310 [ 448.025700] ? schedule+0x108/0x460 [ 448.029097] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 448.034134] ? __schedule+0x1ed0/0x1ed0 [ 448.040599] syz-executor5 cpuset= [ 448.045091] ? trace_hardirqs_off+0xb8/0x310 [ 448.049472] / [ 448.053611] ? ___might_sleep+0x1ed/0x300 [ 448.064084] mems_allowed=0 [ 448.068057] ? smpboot_thread_fn+0x68b/0xa00 [ 448.089028] ? trace_hardirqs_on+0x310/0x310 [ 448.093442] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.098978] ? check_preemption_disabled+0x48/0x200 [ 448.103993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.109534] ? takeover_tasklets+0xa90/0xa90 [ 448.113951] run_ksoftirqd+0x94/0x100 [ 448.117754] smpboot_thread_fn+0x68b/0xa00 [ 448.121990] ? sort_range+0x30/0x30 [ 448.125622] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 448.130729] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.136265] ? __kthread_parkme+0xfb/0x1a0 [ 448.140507] kthread+0x35a/0x420 [ 448.143884] ? sort_range+0x30/0x30 [ 448.147512] ? kthread_bind+0x40/0x40 [ 448.151317] ret_from_fork+0x3a/0x50 [ 448.155052] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 448.155144] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 448.162333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.162342] Call Trace: [ 448.168932] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 448.178166] [ 448.180738] ksoftirqd/1 cpuset= [ 448.191047] dump_stack+0x1c4/0x2b4 [ 448.193174] / [ 448.196449] ? dump_stack_print_info.cold.2+0x52/0x52 [ 448.200051] mems_allowed=0 [ 448.201768] warn_alloc.cold.119+0xb7/0x1bd [ 448.214160] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 448.219013] ? lock_downgrade+0x900/0x900 [ 448.223191] ? trace_hardirqs_off+0xb8/0x310 [ 448.227609] ? trace_hardirqs_off+0xb8/0x310 [ 448.232028] __alloc_pages_slowpath+0x2667/0x2d80 [ 448.236915] ? warn_alloc+0x120/0x120 [ 448.240720] ? lock_release+0x970/0x970 [ 448.244708] ? warn_alloc+0x120/0x120 [ 448.248513] ? print_usage_bug+0xc0/0xc0 [ 448.252575] ? warn_alloc+0x120/0x120 [ 448.256378] ? print_usage_bug+0xc0/0xc0 [ 448.260442] ? __lock_acquire+0x7ec/0x4ec0 [ 448.264675] ? __lock_acquire+0x7ec/0x4ec0 [ 448.268939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.274479] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.280018] ? should_fail+0x22d/0xd01 [ 448.283925] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.289032] ? __lock_acquire+0x7ec/0x4ec0 [ 448.293273] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.298374] ? __lock_acquire+0x7ec/0x4ec0 [ 448.302607] ? should_fail+0x22d/0xd01 [ 448.306506] ? mark_held_locks+0x130/0x130 [ 448.310743] ? mark_held_locks+0x130/0x130 [ 448.314979] ? graph_lock+0x170/0x170 [ 448.318784] ? print_usage_bug+0xc0/0xc0 [ 448.322844] ? graph_lock+0x170/0x170 [ 448.326650] ? print_usage_bug+0xc0/0xc0 [ 448.330711] ? wq_watchdog_touch+0x9c/0xfe [ 448.334948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.340483] ? check_preemption_disabled+0x48/0x200 [ 448.345496] ? check_preemption_disabled+0x48/0x200 [ 448.350521] ? __lock_is_held+0xb5/0x140 [ 448.354599] __alloc_pages_nodemask+0xa80/0xde0 [ 448.359267] ? graph_lock+0x170/0x170 [ 448.363072] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 448.368085] ? graph_lock+0x170/0x170 [ 448.371917] ? find_held_lock+0x36/0x1c0 [ 448.375996] ? ____cache_alloc_node+0x1c7/0x1e0 [ 448.380668] ? lock_downgrade+0x900/0x900 [ 448.384826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.390371] cache_grow_begin+0x91/0x8c0 [ 448.394445] ? do_raw_spin_unlock+0xa7/0x2f0 [ 448.398869] fallback_alloc+0x203/0x2e0 [ 448.402867] ____cache_alloc_node+0x1c7/0x1e0 [ 448.407385] kmem_cache_alloc_node+0xe3/0x730 [ 448.411892] ? ipv6_get_ifaddr+0x42e/0x620 [ 448.416143] __alloc_skb+0x119/0x770 [ 448.419860] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 448.425149] ? skb_scrub_packet+0x490/0x490 [ 448.429475] ? lock_downgrade+0x900/0x900 [ 448.433629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.439169] ? refcount_sub_and_test_checked+0x203/0x310 [ 448.444621] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 448.450075] ? addrconf_rs_timer+0x6f0/0x6f0 [ 448.454496] ndisc_alloc_skb+0x144/0x340 [ 448.458567] ndisc_send_rs+0x331/0x6e0 [ 448.462462] addrconf_rs_timer+0x3c0/0x6f0 [ 448.466706] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.470962] call_timer_fn+0x272/0x920 [ 448.474853] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.479100] ? process_timeout+0x40/0x40 [ 448.483162] ? find_held_lock+0x36/0x1c0 [ 448.487234] ? __run_timers+0x7da/0xc70 [ 448.491211] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.495707] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.500201] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.504437] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 448.509027] ? trace_hardirqs_on+0xbd/0x310 [ 448.513353] ? kasan_check_read+0x11/0x20 [ 448.517502] ? __run_timers+0x7da/0xc70 [ 448.521478] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 448.526941] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.531184] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 448.535423] __run_timers+0x7e5/0xc70 [ 448.539239] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 448.544604] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 448.549624] ? graph_lock+0x170/0x170 [ 448.553427] ? enqueue_hrtimer+0x1a5/0x560 [ 448.557658] ? lock_release+0x970/0x970 [ 448.561632] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 448.566831] ? find_held_lock+0x36/0x1c0 [ 448.570917] ? pvclock_read_flags+0x160/0x160 [ 448.575419] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.580957] ? check_preemption_disabled+0x48/0x200 [ 448.585986] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 448.591263] ? rcu_pm_notify+0xc0/0xc0 [ 448.595156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.600690] ? check_preemption_disabled+0x48/0x200 [ 448.605730] run_timer_softirq+0x52/0xb0 [ 448.609795] ? rcu_read_lock_sched_held+0x108/0x120 [ 448.614818] __do_softirq+0x30b/0xad8 [ 448.618634] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 448.623744] ? pvclock_read_flags+0x160/0x160 [ 448.628237] ? lapic_next_event+0x5a/0x90 [ 448.632388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.637941] ? check_preemption_disabled+0x48/0x200 [ 448.642955] ? check_preemption_disabled+0x48/0x200 [ 448.647975] ? kvm_clock_read+0x18/0x30 [ 448.651952] ? kvm_sched_clock_read+0x9/0x20 [ 448.656379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.661922] ? check_preemption_disabled+0x48/0x200 [ 448.666960] irq_exit+0x17f/0x1c0 [ 448.670422] smp_apic_timer_interrupt+0x1cb/0x760 [ 448.675268] ? smp_reschedule_interrupt+0x109/0x650 [ 448.680290] ? smp_call_function_single_interrupt+0x650/0x650 [ 448.686178] ? interrupt_entry+0xb5/0xf0 [ 448.690240] ? trace_hardirqs_off_caller+0xbb/0x310 [ 448.695257] ? trace_hardirqs_off_caller+0xbb/0x310 [ 448.700447] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 448.705288] ? trace_hardirqs_on_caller+0x310/0x310 [ 448.710302] ? trace_hardirqs_on_caller+0x310/0x310 [ 448.715317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.720854] ? check_preemption_disabled+0x48/0x200 [ 448.725887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.731442] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 448.736296] apic_timer_interrupt+0xf/0x20 [ 448.740527] [ 448.742763] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 448.747952] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 448.766850] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 448.774566] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 448.781835] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 448.789101] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 448.796371] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 448.803643] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 448.810954] do_exit+0x11ef/0x2610 [ 448.814495] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 448.819525] ? mm_update_next_owner+0x990/0x990 [ 448.824198] ? print_usage_bug+0xc0/0xc0 [ 448.828258] ? graph_lock+0x170/0x170 [ 448.832062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.837686] ? check_preemption_disabled+0x48/0x200 [ 448.842703] ? check_preemption_disabled+0x48/0x200 [ 448.847723] ? print_usage_bug+0xc0/0xc0 [ 448.851791] ? __lock_acquire+0x7ec/0x4ec0 [ 448.856033] ? __lock_acquire+0x7ec/0x4ec0 [ 448.860286] ? mark_held_locks+0x130/0x130 [ 448.864533] ? mark_held_locks+0x130/0x130 [ 448.868773] ? finish_task_switch+0x1b5/0x900 [ 448.873267] ? __switch_to_asm+0x34/0x70 [ 448.877332] ? __switch_to_asm+0x34/0x70 [ 448.881397] ? __switch_to_asm+0x34/0x70 [ 448.885456] ? __switch_to_asm+0x40/0x70 [ 448.889512] ? __switch_to_asm+0x34/0x70 [ 448.893572] ? __switch_to_asm+0x40/0x70 [ 448.897629] ? __switch_to_asm+0x34/0x70 [ 448.901692] ? __switch_to_asm+0x34/0x70 [ 448.905754] ? __switch_to_asm+0x34/0x70 [ 448.909812] ? __switch_to_asm+0x34/0x70 [ 448.913873] ? __switch_to_asm+0x40/0x70 [ 448.917944] ? __switch_to_asm+0x34/0x70 [ 448.922423] ? __switch_to_asm+0x40/0x70 [ 448.926491] ? graph_lock+0x170/0x170 [ 448.930293] ? graph_lock+0x170/0x170 [ 448.934094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.939631] ? wait_consider_task+0x245/0x3bb0 [ 448.944221] ? memset+0x31/0x40 [ 448.947509] ? find_held_lock+0x36/0x1c0 [ 448.951579] ? get_signal+0x95b/0x1980 [ 448.955469] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.959966] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.964472] do_group_exit+0x177/0x440 [ 448.968365] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 448.973821] ? __ia32_sys_exit+0x50/0x50 [ 448.977904] get_signal+0x8b0/0x1980 [ 448.981637] ? ptrace_notify+0x130/0x130 [ 448.985698] ? do_wait+0x57d/0xb90 [ 448.989244] ? wait_consider_task+0x3bb0/0x3bb0 [ 448.993919] ? graph_lock+0x170/0x170 [ 448.997721] ? graph_lock+0x170/0x170 [ 449.001523] ? graph_lock+0x170/0x170 [ 449.005339] do_signal+0x9c/0x21e0 [ 449.008892] ? find_held_lock+0x36/0x1c0 [ 449.012975] ? setup_sigcontext+0x7d0/0x7d0 [ 449.017299] ? kernel_wait4+0x2e0/0x3f0 [ 449.021277] ? __ia32_sys_waitid+0x140/0x140 [ 449.025696] ? task_stopped_code+0x190/0x190 [ 449.030720] ? exit_to_usermode_loop+0x8c/0x380 [ 449.035402] ? __do_page_fault+0x4a6/0xed0 [ 449.039638] ? do_syscall_64+0x9a/0x820 [ 449.043628] ? do_syscall_64+0x9a/0x820 [ 449.047607] exit_to_usermode_loop+0x2e5/0x380 [ 449.052216] ? syscall_slow_exit_work+0x520/0x520 [ 449.057072] do_syscall_64+0x6be/0x820 [ 449.060961] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 449.066328] ? syscall_return_slowpath+0x5e0/0x5e0 [ 449.071256] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 449.076103] ? trace_hardirqs_on_caller+0x310/0x310 [ 449.081118] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 449.086139] ? prepare_exit_to_usermode+0x291/0x3b0 [ 449.091166] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 449.096019] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 449.101204] RIP: 0033:0x4110ba [ 449.104398] Code: Bad RIP value. [ 449.107760] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 449.115467] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 449.122739] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 449.130003] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 449.137289] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 449.144559] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 449.151850] warn_alloc_show_mem: 1 callbacks suppressed [ 449.151862] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 449.151864] Mem-Info: [ 449.151905] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 449.151905] active_file:15 inactive_file:18 isolated_file:0 [ 449.151905] unevictable:0 dirty:0 writeback:0 unstable:0 [ 449.151905] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 449.151905] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 449.151905] free:13728 free_pcp:120 free_cma:0 [ 449.157236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 449.157244] Call Trace: [ 449.164181] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 449.166591] dump_stack+0x1c4/0x2b4 [ 449.199454] Node 0 [ 449.208817] ? dump_stack_print_info.cold.2+0x52/0x52 [ 449.211399] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 449.239060] warn_alloc.cold.119+0xb7/0x1bd [ 449.242655] lowmem_reserve[]: [ 449.244892] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 449.250054] 0 [ 449.275559] ? lock_downgrade+0x900/0x900 [ 449.279852] 2817 [ 449.282957] ? trace_hardirqs_off+0xb8/0x310 [ 449.287770] 6321 [ 449.289571] ? trace_hardirqs_off+0xb8/0x310 [ 449.293690] 6321 [ 449.295755] __alloc_pages_slowpath+0x2667/0x2d80 [ 449.302213] ? warn_alloc+0x120/0x120 [ 449.306572] Node 0 [ 449.308636] ? warn_alloc+0x120/0x120 [ 449.313478] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 449.317248] ? print_usage_bug+0xc0/0xc0 [ 449.319451] lowmem_reserve[]: 0 [ 449.323342] ? warn_alloc+0x120/0x120 [ 449.350031] 0 3503 [ 449.354108] ? print_usage_bug+0xc0/0xc0 [ 449.357354] 3503 [ 449.361152] ? __lock_acquire+0x7ec/0x4ec0 [ 449.367425] ? __lock_acquire+0x7ec/0x4ec0 [ 449.369460] Node 0 [ 449.373689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.377940] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 449.380142] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.385645] lowmem_reserve[]: 0 [ 449.414200] ? should_fail+0x22d/0xd01 [ 449.419710] 0 [ 449.422986] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 449.426845] 0 [ 449.428644] ? __lock_acquire+0x7ec/0x4ec0 [ 449.433718] 0 [ 449.435517] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 449.441516] ? __lock_acquire+0x7ec/0x4ec0 [ 449.446595] Node 0 [ 449.450815] ? should_fail+0x22d/0xd01 [ 449.450825] DMA: [ 449.453058] ? mark_held_locks+0x130/0x130 [ 449.456918] 1*4kB [ 449.458970] ? mark_held_locks+0x130/0x130 [ 449.463270] (U) [ 449.465423] ? mark_held_locks+0xc7/0x130 [ 449.469622] 0*8kB [ 449.471588] ? print_usage_bug+0xc0/0xc0 [ 449.475715] 0*16kB [ 449.477858] ? graph_lock+0x170/0x170 [ 449.481900] 1*32kB [ 449.484130] ? print_usage_bug+0xc0/0xc0 [ 449.487905] (U) [ 449.490137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.494170] 2*64kB [ 449.496138] ? check_preemption_disabled+0x48/0x200 [ 449.501646] (U) [ 449.503873] ? check_preemption_disabled+0x48/0x200 [ 449.508871] 1*128kB [ 449.510857] ? __lock_is_held+0xb5/0x140 [ 449.515841] (U) [ 449.518162] __alloc_pages_nodemask+0xa80/0xde0 [ 449.522194] 1*256kB [ 449.524162] ? graph_lock+0x170/0x170 [ 449.528802] (U) [ 449.531117] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 449.534921] 0*512kB [ 449.536891] ? graph_lock+0x170/0x170 [ 449.541894] 1*1024kB [ 449.544216] ? find_held_lock+0x36/0x1c0 [ 449.547990] (U) [ 449.550401] ? ____cache_alloc_node+0x1c7/0x1e0 [ 449.554424] 1*2048kB (M) [ 449.556403] ? lock_downgrade+0x900/0x900 [ 449.561051] 3*4096kB [ 449.563808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.567931] (M) [ 449.570338] cache_grow_begin+0x91/0x8c0 [ 449.575847] = 15908kB [ 449.577821] ? do_raw_spin_unlock+0xa7/0x2f0 [ 449.581853] Node 0 [ 449.584260] fallback_alloc+0x203/0x2e0 [ 449.588639] DMA32: [ 449.590870] ____cache_alloc_node+0x1c7/0x1e0 [ 449.594824] 3*4kB [ 449.597057] kmem_cache_alloc_node+0xe3/0x730 [ 449.601523] (UM) [ 449.603672] ? ipv6_get_ifaddr+0x42e/0x620 [ 449.608146] 3*8kB [ 449.610207] __alloc_skb+0x119/0x770 [ 449.614418] (UM) [ 449.616566] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 449.620251] 3*16kB [ 449.622307] ? skb_scrub_packet+0x490/0x490 [ 449.627557] (UM) [ 449.629789] ? lock_downgrade+0x900/0x900 [ 449.634082] 1*32kB [ 449.636144] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.640262] (M) [ 449.642492] ? refcount_sub_and_test_checked+0x203/0x310 [ 449.648001] 1*64kB (M) [ 449.649989] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 449.655419] 5*128kB [ 449.658002] ? addrconf_rs_timer+0x6f0/0x6f0 [ 449.663413] (UM) 3*256kB [ 449.665749] ndisc_alloc_skb+0x144/0x340 [ 449.670119] (M) [ 449.672883] ndisc_send_rs+0x331/0x6e0 [ 449.676919] 4*512kB [ 449.678894] addrconf_rs_timer+0x3c0/0x6f0 [ 449.682753] (M) [ 449.685070] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.689276] 3*1024kB [ 449.691256] call_timer_fn+0x272/0x920 [ 449.695455] (UM) [ 449.697904] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.701769] 3*2048kB [ 449.703826] ? process_timeout+0x40/0x40 [ 449.708036] (UM) [ 449.710446] ? find_held_lock+0x36/0x1c0 [ 449.714484] 3*4096kB [ 449.716542] ? __run_timers+0x7da/0xc70 [ 449.720574] (M) [ 449.723010] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.726960] = 25140kB [ 449.728924] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.728943] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.733411] Node 0 [ 449.735825] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 449.740292] Normal: [ 449.744518] ? trace_hardirqs_on+0xbd/0x310 [ 449.746732] 894*4kB [ 449.751311] ? kasan_check_read+0x11/0x20 [ 449.753610] (UME) [ 449.757933] ? __run_timers+0x7da/0xc70 [ 449.760231] 400*8kB [ 449.764371] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 449.766486] (ME) 203*16kB [ 449.770466] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.772763] (ME) [ 449.778210] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 449.781029] 78*32kB [ 449.785258] __run_timers+0x7e5/0xc70 [ 449.787291] (ME) [ 449.791531] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 449.793847] 15*64kB [ 449.797635] ? compat_start_thread+0x80/0x80 [ 449.797654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.799691] (M) [ 449.805049] ? _raw_spin_unlock_irq+0x60/0x80 [ 449.807345] 3*128kB [ 449.811746] ? finish_task_switch+0x1f5/0x900 [ 449.817254] (UM) [ 449.819227] ? finish_task_switch+0x1b5/0x900 [ 449.823711] 0*256kB 0*512kB [ 449.826047] ? __switch_to_asm+0x34/0x70 [ 449.830507] 0*1024kB 0*2048kB [ 449.832578] ? preempt_notifier_register+0x200/0x200 [ 449.837041] 0*4096kB = 13864kB [ 449.840065] ? __switch_to_asm+0x34/0x70 [ 449.844109] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 449.847292] ? __switch_to_asm+0x40/0x70 [ 449.852379] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 449.855569] ? __switch_to_asm+0x34/0x70 [ 449.859600] 412 total pagecache pages [ 449.868442] ? __switch_to_asm+0x40/0x70 [ 449.872485] 0 pages in swap cache [ 449.881052] ? __switch_to_asm+0x34/0x70 [ 449.881068] ? __switch_to_asm+0x40/0x70 [ 449.885108] Swap cache stats: add 0, delete 0, find 0/0 [ 449.885117] Free swap = 0kB [ 449.888915] ? __switch_to_asm+0x40/0x70 [ 449.892964] Total swap = 0kB [ 449.896419] ? pvclock_read_flags+0x160/0x160 [ 449.900450] 1965979 pages RAM [ 449.904515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.909848] 0 pages HighMem/MovableOnly [ 449.909857] 342745 pages reserved [ 449.912875] ? check_preemption_disabled+0x48/0x200 [ 449.916917] 0 pages cma reserved [ 449.919938] ? rcu_pm_notify+0xc0/0xc0 [ 449.924465] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 449.927514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.933079] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 449.936989] ? check_preemption_disabled+0x48/0x200 [ 449.940422] syz-executor5 cpuset= [ 449.945441] run_timer_softirq+0x52/0xb0 [ 449.948777] / [ 449.952658] ? rcu_read_lock_sched_held+0x108/0x120 [ 449.959126] mems_allowed=0 [ 449.997251] __do_softirq+0x30b/0xad8 [ 450.001069] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 450.006178] ? trace_hardirqs_off+0x310/0x310 [ 450.010675] ? trace_hardirqs_on+0x310/0x310 [ 450.015096] ? schedule+0x108/0x460 [ 450.018725] ? __schedule+0x1ed0/0x1ed0 [ 450.022707] ? trace_hardirqs_off+0xb8/0x310 [ 450.027123] ? ___might_sleep+0x1ed/0x300 [ 450.031268] ? smpboot_thread_fn+0x68b/0xa00 [ 450.035679] ? trace_hardirqs_on+0x310/0x310 [ 450.040090] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.045629] ? check_preemption_disabled+0x48/0x200 [ 450.050645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.056663] ? takeover_tasklets+0xa90/0xa90 [ 450.061080] run_ksoftirqd+0x94/0x100 [ 450.064893] smpboot_thread_fn+0x68b/0xa00 [ 450.069137] ? sort_range+0x30/0x30 [ 450.072765] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 450.077867] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.083418] ? __kthread_parkme+0xfb/0x1a0 [ 450.087663] kthread+0x35a/0x420 [ 450.091033] ? sort_range+0x30/0x30 [ 450.094662] ? kthread_bind+0x40/0x40 [ 450.098465] ret_from_fork+0x3a/0x50 [ 450.102196] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 450.102269] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 450.109470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.109475] Call Trace: [ 450.109482] [ 450.109498] dump_stack+0x1c4/0x2b4 [ 450.109514] ? dump_stack_print_info.cold.2+0x52/0x52 [ 450.116071] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 450.125345] warn_alloc.cold.119+0xb7/0x1bd [ 450.127904] ksoftirqd/1 cpuset= [ 450.130069] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 450.133669] / [ 450.138859] ? lock_downgrade+0x900/0x900 [ 450.149148] mems_allowed=0 [ 450.153467] ? trace_hardirqs_off+0xb8/0x310 [ 450.174696] ? trace_hardirqs_off+0xb8/0x310 [ 450.179118] __alloc_pages_slowpath+0x2667/0x2d80 [ 450.183991] ? warn_alloc+0x120/0x120 [ 450.187799] ? warn_alloc+0x120/0x120 [ 450.191605] ? print_usage_bug+0xc0/0xc0 [ 450.195671] ? warn_alloc+0x120/0x120 [ 450.199473] ? print_usage_bug+0xc0/0xc0 [ 450.203539] ? __lock_acquire+0x7ec/0x4ec0 [ 450.207772] ? __lock_acquire+0x7ec/0x4ec0 [ 450.212013] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.217550] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.223105] ? should_fail+0x22d/0xd01 [ 450.226998] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 450.232109] ? __lock_acquire+0x7ec/0x4ec0 [ 450.236352] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 450.241453] ? __lock_acquire+0x7ec/0x4ec0 [ 450.245685] ? should_fail+0x22d/0xd01 [ 450.249585] ? mark_held_locks+0x130/0x130 [ 450.253826] ? mark_held_locks+0x130/0x130 [ 450.258063] ? graph_lock+0x170/0x170 [ 450.261868] ? print_usage_bug+0xc0/0xc0 [ 450.265948] ? graph_lock+0x170/0x170 [ 450.269752] ? print_usage_bug+0xc0/0xc0 [ 450.273813] ? wq_watchdog_touch+0x9c/0xfe [ 450.278050] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.283585] ? check_preemption_disabled+0x48/0x200 [ 450.288597] ? check_preemption_disabled+0x48/0x200 [ 450.293625] ? __lock_is_held+0xb5/0x140 [ 450.297695] __alloc_pages_nodemask+0xa80/0xde0 [ 450.302365] ? graph_lock+0x170/0x170 [ 450.306170] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 450.311190] ? graph_lock+0x170/0x170 [ 450.315006] ? find_held_lock+0x36/0x1c0 [ 450.319080] ? ____cache_alloc_node+0x1c7/0x1e0 [ 450.323770] ? lock_downgrade+0x900/0x900 [ 450.327935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.333481] cache_grow_begin+0x91/0x8c0 [ 450.337549] ? do_raw_spin_unlock+0xa7/0x2f0 [ 450.341982] fallback_alloc+0x203/0x2e0 [ 450.345973] ____cache_alloc_node+0x1c7/0x1e0 [ 450.350478] kmem_cache_alloc_node+0xe3/0x730 [ 450.354977] ? ipv6_get_ifaddr+0x42e/0x620 [ 450.359223] __alloc_skb+0x119/0x770 [ 450.362955] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 450.368243] ? skb_scrub_packet+0x490/0x490 [ 450.372570] ? lock_downgrade+0x900/0x900 [ 450.376729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.382278] ? refcount_sub_and_test_checked+0x203/0x310 [ 450.387743] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 450.393199] ? addrconf_rs_timer+0x6f0/0x6f0 [ 450.397636] ndisc_alloc_skb+0x144/0x340 [ 450.401715] ndisc_send_rs+0x331/0x6e0 [ 450.405608] addrconf_rs_timer+0x3c0/0x6f0 [ 450.409853] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 450.414134] call_timer_fn+0x272/0x920 [ 450.418026] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 450.422267] ? process_timeout+0x40/0x40 [ 450.426326] ? find_held_lock+0x36/0x1c0 [ 450.430398] ? __run_timers+0x7da/0xc70 [ 450.434378] ? _raw_spin_unlock_irq+0x27/0x80 [ 450.438871] ? _raw_spin_unlock_irq+0x27/0x80 [ 450.443377] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 450.447615] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 450.452199] ? trace_hardirqs_on+0xbd/0x310 [ 450.456521] ? kasan_check_read+0x11/0x20 [ 450.460673] ? __run_timers+0x7da/0xc70 [ 450.464649] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 450.470107] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 450.474351] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 450.478588] __run_timers+0x7e5/0xc70 [ 450.482429] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 450.487798] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 450.492817] ? graph_lock+0x170/0x170 [ 450.496625] ? enqueue_hrtimer+0x1a5/0x560 [ 450.500857] ? lock_release+0x970/0x970 [ 450.504839] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 450.510039] ? find_held_lock+0x36/0x1c0 [ 450.514111] ? pvclock_read_flags+0x160/0x160 [ 450.518609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.524147] ? check_preemption_disabled+0x48/0x200 [ 450.529173] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 450.534452] ? rcu_pm_notify+0xc0/0xc0 [ 450.538340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.543885] ? check_preemption_disabled+0x48/0x200 [ 450.548931] run_timer_softirq+0x52/0xb0 [ 450.552992] ? rcu_read_lock_sched_held+0x108/0x120 [ 450.558009] __do_softirq+0x30b/0xad8 [ 450.561826] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 450.566940] ? pvclock_read_flags+0x160/0x160 [ 450.571434] ? lapic_next_event+0x5a/0x90 [ 450.575586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.581125] ? check_preemption_disabled+0x48/0x200 [ 450.586139] ? check_preemption_disabled+0x48/0x200 [ 450.591160] ? kvm_clock_read+0x18/0x30 [ 450.595134] ? kvm_sched_clock_read+0x9/0x20 [ 450.599543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.605077] ? check_preemption_disabled+0x48/0x200 [ 450.610106] irq_exit+0x17f/0x1c0 [ 450.613566] smp_apic_timer_interrupt+0x1cb/0x760 [ 450.618413] ? smp_reschedule_interrupt+0x109/0x650 [ 450.623435] ? smp_call_function_single_interrupt+0x650/0x650 [ 450.629323] ? interrupt_entry+0xb5/0xf0 [ 450.633388] ? trace_hardirqs_off_caller+0xbb/0x310 [ 450.638403] ? trace_hardirqs_off_caller+0xbb/0x310 [ 450.643424] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 450.648267] ? trace_hardirqs_on_caller+0x310/0x310 [ 450.653279] ? trace_hardirqs_on_caller+0x310/0x310 [ 450.658294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.663828] ? check_preemption_disabled+0x48/0x200 [ 450.668840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.674384] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 450.679236] apic_timer_interrupt+0xf/0x20 [ 450.683466] [ 450.685706] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 450.690902] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 450.709810] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 450.717521] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 450.724806] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 450.732072] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 450.739342] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 450.746614] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 450.753926] do_exit+0x11ef/0x2610 [ 450.757468] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 450.762516] ? mm_update_next_owner+0x990/0x990 [ 450.767185] ? print_usage_bug+0xc0/0xc0 [ 450.771247] ? graph_lock+0x170/0x170 [ 450.775051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.780590] ? check_preemption_disabled+0x48/0x200 [ 450.785604] ? check_preemption_disabled+0x48/0x200 [ 450.790623] ? print_usage_bug+0xc0/0xc0 [ 450.794692] ? __lock_acquire+0x7ec/0x4ec0 [ 450.798940] ? __lock_acquire+0x7ec/0x4ec0 [ 450.803193] ? mark_held_locks+0x130/0x130 [ 450.807444] ? mark_held_locks+0x130/0x130 [ 450.811679] ? finish_task_switch+0x1b5/0x900 [ 450.816174] ? __switch_to_asm+0x34/0x70 [ 450.820239] ? __switch_to_asm+0x34/0x70 [ 450.824297] ? __switch_to_asm+0x34/0x70 [ 450.828356] ? __switch_to_asm+0x40/0x70 [ 450.832417] ? __switch_to_asm+0x34/0x70 [ 450.836474] ? __switch_to_asm+0x40/0x70 [ 450.840536] ? __switch_to_asm+0x34/0x70 [ 450.844599] ? __switch_to_asm+0x34/0x70 [ 450.848656] ? __switch_to_asm+0x34/0x70 [ 450.852716] ? __switch_to_asm+0x34/0x70 [ 450.856775] ? __switch_to_asm+0x40/0x70 [ 450.860835] ? __switch_to_asm+0x34/0x70 [ 450.864899] ? __switch_to_asm+0x40/0x70 [ 450.868978] ? graph_lock+0x170/0x170 [ 450.872786] ? graph_lock+0x170/0x170 [ 450.876592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.882133] ? wait_consider_task+0x245/0x3bb0 [ 450.886719] ? memset+0x31/0x40 [ 450.890009] ? find_held_lock+0x36/0x1c0 [ 450.894080] ? get_signal+0x95b/0x1980 [ 450.898001] ? _raw_spin_unlock_irq+0x27/0x80 [ 450.902507] ? _raw_spin_unlock_irq+0x27/0x80 [ 450.907036] do_group_exit+0x177/0x440 [ 450.910933] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 450.916387] ? __ia32_sys_exit+0x50/0x50 [ 450.920945] get_signal+0x8b0/0x1980 [ 450.924676] ? ptrace_notify+0x130/0x130 [ 450.928735] ? do_wait+0x57d/0xb90 [ 450.932284] ? wait_consider_task+0x3bb0/0x3bb0 [ 450.936950] ? graph_lock+0x170/0x170 [ 450.940750] ? graph_lock+0x170/0x170 [ 450.944556] ? graph_lock+0x170/0x170 [ 450.948375] do_signal+0x9c/0x21e0 [ 450.951923] ? find_held_lock+0x36/0x1c0 [ 450.955993] ? setup_sigcontext+0x7d0/0x7d0 [ 450.960318] ? kernel_wait4+0x2e0/0x3f0 [ 450.964295] ? __ia32_sys_waitid+0x140/0x140 [ 450.968708] ? task_stopped_code+0x190/0x190 [ 450.973126] ? exit_to_usermode_loop+0x8c/0x380 [ 450.977813] ? __do_page_fault+0x4a6/0xed0 [ 450.982054] ? do_syscall_64+0x9a/0x820 [ 450.986033] ? do_syscall_64+0x9a/0x820 [ 450.990013] exit_to_usermode_loop+0x2e5/0x380 [ 450.994599] ? syscall_slow_exit_work+0x520/0x520 [ 450.999456] do_syscall_64+0x6be/0x820 [ 451.003347] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 451.008712] ? syscall_return_slowpath+0x5e0/0x5e0 [ 451.014365] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 451.019216] ? trace_hardirqs_on_caller+0x310/0x310 [ 451.024238] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 451.029256] ? prepare_exit_to_usermode+0x291/0x3b0 [ 451.038920] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 451.043802] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 451.048995] RIP: 0033:0x4110ba [ 451.052190] Code: Bad RIP value. [ 451.055552] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 451.063262] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 451.070531] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 451.077796] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 451.085064] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 451.092382] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 451.099674] warn_alloc_show_mem: 1 callbacks suppressed [ 451.099687] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 451.099689] Mem-Info: [ 451.099721] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 451.099721] active_file:15 inactive_file:18 isolated_file:0 [ 451.099721] unevictable:0 dirty:0 writeback:0 unstable:0 [ 451.099721] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 451.099721] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 451.099721] free:13728 free_pcp:120 free_cma:0 [ 451.105059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.111991] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 451.114388] Call Trace: [ 451.147265] Node 0 [ 451.156628] dump_stack+0x1c4/0x2b4 [ 451.184322] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 451.186899] ? dump_stack_print_info.cold.2+0x52/0x52 [ 451.189103] lowmem_reserve[]: [ 451.192738] warn_alloc.cold.119+0xb7/0x1bd [ 451.218222] 0 [ 451.223427] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 451.226505] 2817 [ 451.230824] ? lock_downgrade+0x900/0x900 [ 451.232595] 6321 [ 451.237442] ? trace_hardirqs_off+0xb8/0x310 [ 451.239475] 6321 [ 451.243618] ? trace_hardirqs_off+0xb8/0x310 [ 451.250059] __alloc_pages_slowpath+0x2667/0x2d80 [ 451.252094] Node 0 [ 451.256523] ? warn_alloc+0x120/0x120 [ 451.261338] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 451.263544] ? warn_alloc+0x120/0x120 [ 451.267315] lowmem_reserve[]: [ 451.294036] ? print_usage_bug+0xc0/0xc0 [ 451.297808] 0 [ 451.300912] ? warn_alloc+0x120/0x120 [ 451.304948] 0 [ 451.306747] ? print_usage_bug+0xc0/0xc0 [ 451.310520] 3503 [ 451.312317] ? __lock_acquire+0x7ec/0x4ec0 [ 451.316352] 3503 [ 451.318408] ? __lock_acquire+0x7ec/0x4ec0 [ 451.324678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.328893] Node 0 Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 451.334467] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.334486] ? should_fail+0x22d/0xd01 [ 451.363436] lowmem_reserve[]: 0 [ 451.369000] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 451.372856] 0 0 [ 451.376153] ? __lock_acquire+0x7ec/0x4ec0 [ 451.381225] 0 [ 451.383204] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 451.387412] Node 0 [ 451.389221] ? __lock_acquire+0x7ec/0x4ec0 [ 451.394323] DMA: 1*4kB [ 451.396585] ? should_fail+0x22d/0xd01 [ 451.400792] (U) [ 451.403377] ? mark_held_locks+0x130/0x130 [ 451.407231] 0*8kB [ 451.409205] ? mark_held_locks+0x130/0x130 [ 451.413409] 0*16kB [ 451.415560] ? mark_held_locks+0xc7/0x130 [ 451.419769] 1*32kB [ 451.421999] ? print_usage_bug+0xc0/0xc0 [ 451.426120] (U) [ 451.428347] ? graph_lock+0x170/0x170 [ 451.432382] 2*64kB [ 451.434348] ? print_usage_bug+0xc0/0xc0 [ 451.438126] (U) [ 451.440359] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.444394] 1*128kB [ 451.446364] ? check_preemption_disabled+0x48/0x200 [ 451.451872] (U) [ 451.454197] ? check_preemption_disabled+0x48/0x200 [ 451.459191] 1*256kB [ 451.461166] ? __lock_is_held+0xb5/0x140 [ 451.466147] (U) [ 451.468472] __alloc_pages_nodemask+0xa80/0xde0 [ 451.472505] 0*512kB [ 451.474471] ? graph_lock+0x170/0x170 [ 451.479113] 1*1024kB [ 451.481437] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 451.485210] (U) [ 451.487612] ? graph_lock+0x170/0x170 [ 451.492605] 1*2048kB [ 451.494584] ? find_held_lock+0x36/0x1c0 [ 451.498350] (M) [ 451.500764] ? ____cache_alloc_node+0x1c7/0x1e0 [ 451.504793] 3*4096kB [ 451.506764] ? lock_downgrade+0x900/0x900 [ 451.511402] (M) = 15908kB [ 451.513823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.517940] Node 0 [ 451.520698] cache_grow_begin+0x91/0x8c0 [ 451.526202] DMA32: [ 451.528439] ? do_raw_spin_unlock+0xa7/0x2f0 [ 451.532470] 3*4kB [ 451.534704] fallback_alloc+0x203/0x2e0 [ 451.539079] (UM) [ 451.541226] ____cache_alloc_node+0x1c7/0x1e0 [ 451.545167] 3*8kB [ 451.547222] kmem_cache_alloc_node+0xe3/0x730 [ 451.551686] (UM) [ 451.553836] ? ipv6_get_ifaddr+0x42e/0x620 [ 451.558304] 3*16kB [ 451.560366] __alloc_skb+0x119/0x770 [ 451.564573] (UM) [ 451.566807] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 451.570508] 1*32kB (M) [ 451.572574] ? skb_scrub_packet+0x490/0x490 [ 451.577832] 1*64kB [ 451.580417] ? lock_downgrade+0x900/0x900 [ 451.584704] (M) [ 451.586942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.591059] 5*128kB [ 451.593031] ? refcount_sub_and_test_checked+0x203/0x310 [ 451.598538] (UM) [ 451.600869] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 451.606308] 3*256kB [ 451.608367] ? addrconf_rs_timer+0x6f0/0x6f0 [ 451.613789] (M) [ 451.616116] ndisc_alloc_skb+0x144/0x340 [ 451.620487] 4*512kB [ 451.622458] ndisc_send_rs+0x331/0x6e0 [ 451.626488] (M) [ 451.628808] addrconf_rs_timer+0x3c0/0x6f0 [ 451.632663] 3*1024kB [ 451.634637] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.638839] (UM) [ 451.641259] call_timer_fn+0x272/0x920 [ 451.645459] 3*2048kB [ 451.647522] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.651382] (UM) [ 451.653791] ? process_timeout+0x40/0x40 [ 451.657997] 3*4096kB [ 451.660052] ? find_held_lock+0x36/0x1c0 [ 451.664090] (M) [ 451.666506] ? __run_timers+0x7da/0xc70 [ 451.670535] = 25140kB [ 451.672505] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.676450] Node 0 [ 451.678855] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.683322] Normal: [ 451.685556] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.690024] 894*4kB [ 451.692346] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 451.696549] (UME) [ 451.698866] ? trace_hardirqs_on+0xbd/0x310 [ 451.703432] 400*8kB [ 451.705582] ? kasan_check_read+0x11/0x20 [ 451.709874] (ME) [ 451.712206] ? __run_timers+0x7da/0xc70 [ 451.716329] 203*16kB [ 451.718384] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 451.722331] (ME) [ 451.724739] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.730155] 78*32kB (ME) [ 451.732221] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 451.736426] 15*64kB [ 451.739181] __run_timers+0x7e5/0xc70 [ 451.743385] (M) [ 451.745712] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 451.749480] 3*128kB [ 451.751446] ? compat_start_thread+0x80/0x80 [ 451.756783] (UM) [ 451.759100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.763487] 0*256kB [ 451.765544] ? _raw_spin_unlock_irq+0x60/0x80 [ 451.771055] 0*512kB [ 451.773374] ? finish_task_switch+0x1f5/0x900 [ 451.777843] 0*1024kB [ 451.780160] ? finish_task_switch+0x1b5/0x900 [ 451.784626] 0*2048kB [ 451.787033] ? __switch_to_asm+0x34/0x70 [ 451.791500] 0*4096kB [ 451.793908] ? preempt_notifier_register+0x200/0x200 [ 451.797945] = 13864kB [ 451.800349] ? __switch_to_asm+0x34/0x70 [ 451.805435] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 451.807835] ? __switch_to_asm+0x40/0x70 [ 451.811875] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 451.820706] ? __switch_to_asm+0x34/0x70 [ 451.824741] 412 total pagecache pages [ 451.833307] ? __switch_to_asm+0x40/0x70 [ 451.837349] 0 pages in swap cache [ 451.841135] ? __switch_to_asm+0x34/0x70 [ 451.845173] Swap cache stats: add 0, delete 0, find 0/0 [ 451.848617] ? __switch_to_asm+0x40/0x70 [ 451.852657] Free swap = 0kB [ 451.858009] ? __switch_to_asm+0x40/0x70 [ 451.862046] Total swap = 0kB [ 451.865062] ? pvclock_read_flags+0x160/0x160 [ 451.869096] 1965979 pages RAM [ 451.872108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.876569] 0 pages HighMem/MovableOnly [ 451.876577] 342745 pages reserved [ 451.879676] ? check_preemption_disabled+0x48/0x200 [ 451.885186] 0 pages cma reserved [ 451.889166] ? rcu_pm_notify+0xc0/0xc0 [ 451.892643] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 451.897592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.897606] ? check_preemption_disabled+0x48/0x200 [ 451.897629] run_timer_softirq+0x52/0xb0 [ 451.901029] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 451.904854] ? rcu_read_lock_sched_held+0x108/0x120 [ 451.911319] syz-executor5 cpuset= [ 451.916853] __do_softirq+0x30b/0xad8 [ 451.922313] / [ 451.926378] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 451.936829] mems_allowed=0 [ 451.941835] ? trace_hardirqs_off+0x310/0x310 [ 451.963260] ? trace_hardirqs_on+0x310/0x310 [ 451.967679] ? schedule+0x108/0x460 [ 451.971309] ? __schedule+0x1ed0/0x1ed0 [ 451.975288] ? trace_hardirqs_off+0xb8/0x310 [ 451.979701] ? ___might_sleep+0x1ed/0x300 [ 451.983850] ? smpboot_thread_fn+0x68b/0xa00 [ 451.988267] ? trace_hardirqs_on+0x310/0x310 [ 451.992678] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.998215] ? check_preemption_disabled+0x48/0x200 [ 452.003232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.008777] ? takeover_tasklets+0xa90/0xa90 [ 452.013195] run_ksoftirqd+0x94/0x100 [ 452.017000] smpboot_thread_fn+0x68b/0xa00 [ 452.021236] ? sort_range+0x30/0x30 [ 452.024868] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 452.030000] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.035538] ? __kthread_parkme+0xfb/0x1a0 [ 452.039782] kthread+0x35a/0x420 [ 452.043148] ? sort_range+0x30/0x30 [ 452.046775] ? kthread_bind+0x40/0x40 [ 452.050586] ret_from_fork+0x3a/0x50 [ 452.054846] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 452.054931] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 452.062127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 452.062136] Call Trace: [ 452.068725] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 452.077954] [ 452.080527] ksoftirqd/1 cpuset= [ 452.090829] dump_stack+0x1c4/0x2b4 [ 452.092950] / [ 452.096223] ? dump_stack_print_info.cold.2+0x52/0x52 [ 452.099829] mems_allowed=0 [ 452.101548] warn_alloc.cold.119+0xb7/0x1bd [ 452.113940] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 452.118787] ? lock_downgrade+0x900/0x900 [ 452.122945] ? trace_hardirqs_off+0xb8/0x310 [ 452.127366] ? trace_hardirqs_off+0xb8/0x310 [ 452.131792] __alloc_pages_slowpath+0x2667/0x2d80 [ 452.136664] ? warn_alloc+0x120/0x120 [ 452.140469] ? warn_alloc+0x120/0x120 [ 452.144274] ? print_usage_bug+0xc0/0xc0 [ 452.148343] ? warn_alloc+0x120/0x120 [ 452.152143] ? print_usage_bug+0xc0/0xc0 [ 452.156205] ? __lock_acquire+0x7ec/0x4ec0 [ 452.160440] ? __lock_acquire+0x7ec/0x4ec0 [ 452.164679] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.170217] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.175754] ? should_fail+0x22d/0xd01 [ 452.179649] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 452.184755] ? __lock_acquire+0x7ec/0x4ec0 [ 452.188998] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 452.194098] ? __lock_acquire+0x7ec/0x4ec0 [ 452.198331] ? should_fail+0x22d/0xd01 [ 452.202231] ? mark_held_locks+0x130/0x130 [ 452.206472] ? mark_held_locks+0x130/0x130 [ 452.210708] ? graph_lock+0x170/0x170 [ 452.214510] ? print_usage_bug+0xc0/0xc0 [ 452.218573] ? graph_lock+0x170/0x170 [ 452.222376] ? print_usage_bug+0xc0/0xc0 [ 452.226438] ? wq_watchdog_touch+0x9c/0xfe [ 452.230673] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.236210] ? check_preemption_disabled+0x48/0x200 [ 452.241224] ? check_preemption_disabled+0x48/0x200 [ 452.246252] ? __lock_is_held+0xb5/0x140 [ 452.250322] __alloc_pages_nodemask+0xa80/0xde0 [ 452.254994] ? graph_lock+0x170/0x170 [ 452.258798] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 452.263813] ? graph_lock+0x170/0x170 [ 452.267623] ? find_held_lock+0x36/0x1c0 [ 452.271694] ? ____cache_alloc_node+0x1c7/0x1e0 [ 452.276369] ? lock_downgrade+0x900/0x900 [ 452.280529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.286078] cache_grow_begin+0x91/0x8c0 [ 452.290143] ? do_raw_spin_unlock+0xa7/0x2f0 [ 452.294563] fallback_alloc+0x203/0x2e0 [ 452.298553] ____cache_alloc_node+0x1c7/0x1e0 [ 452.303054] kmem_cache_alloc_node+0xe3/0x730 [ 452.307557] ? ipv6_get_ifaddr+0x42e/0x620 [ 452.311805] __alloc_skb+0x119/0x770 [ 452.315523] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 452.320802] ? skb_scrub_packet+0x490/0x490 [ 452.325142] ? lock_downgrade+0x900/0x900 [ 452.329301] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.334839] ? refcount_sub_and_test_checked+0x203/0x310 [ 452.340295] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 452.345753] ? addrconf_rs_timer+0x6f0/0x6f0 [ 452.350178] ndisc_alloc_skb+0x144/0x340 [ 452.354245] ndisc_send_rs+0x331/0x6e0 [ 452.358138] addrconf_rs_timer+0x3c0/0x6f0 [ 452.362381] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.366628] call_timer_fn+0x272/0x920 [ 452.370523] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.374759] ? process_timeout+0x40/0x40 [ 452.378821] ? find_held_lock+0x36/0x1c0 [ 452.382901] ? __run_timers+0x7da/0xc70 [ 452.386898] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.391397] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.395903] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.400144] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 452.404735] ? trace_hardirqs_on+0xbd/0x310 [ 452.409064] ? kasan_check_read+0x11/0x20 [ 452.413212] ? __run_timers+0x7da/0xc70 [ 452.417188] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 452.422643] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.426895] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 452.431134] __run_timers+0x7e5/0xc70 [ 452.434957] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 452.440322] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 452.445345] ? graph_lock+0x170/0x170 [ 452.449151] ? enqueue_hrtimer+0x1a5/0x560 [ 452.453383] ? lock_release+0x970/0x970 [ 452.457362] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 452.462560] ? find_held_lock+0x36/0x1c0 [ 452.466630] ? pvclock_read_flags+0x160/0x160 [ 452.471129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.476667] ? check_preemption_disabled+0x48/0x200 [ 452.481692] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 452.486974] ? rcu_pm_notify+0xc0/0xc0 [ 452.490864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.496407] ? check_preemption_disabled+0x48/0x200 [ 452.501430] run_timer_softirq+0x52/0xb0 [ 452.505494] ? rcu_read_lock_sched_held+0x108/0x120 [ 452.510512] __do_softirq+0x30b/0xad8 [ 452.514322] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 452.519437] ? pvclock_read_flags+0x160/0x160 [ 452.523949] ? lapic_next_event+0x5a/0x90 [ 452.528097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.533635] ? check_preemption_disabled+0x48/0x200 [ 452.538651] ? check_preemption_disabled+0x48/0x200 [ 452.543680] ? kvm_clock_read+0x18/0x30 [ 452.547654] ? kvm_sched_clock_read+0x9/0x20 [ 452.552069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.557608] ? check_preemption_disabled+0x48/0x200 [ 452.562640] irq_exit+0x17f/0x1c0 [ 452.566098] smp_apic_timer_interrupt+0x1cb/0x760 [ 452.570948] ? smp_reschedule_interrupt+0x109/0x650 [ 452.575968] ? smp_call_function_single_interrupt+0x650/0x650 [ 452.581856] ? interrupt_entry+0xb5/0xf0 [ 452.585937] ? trace_hardirqs_off_caller+0xbb/0x310 [ 452.590952] ? trace_hardirqs_off_caller+0xbb/0x310 [ 452.595968] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.600811] ? trace_hardirqs_on_caller+0x310/0x310 [ 452.605828] ? trace_hardirqs_on_caller+0x310/0x310 [ 452.610844] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.616381] ? check_preemption_disabled+0x48/0x200 [ 452.621394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.626945] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.631797] apic_timer_interrupt+0xf/0x20 [ 452.636031] [ 452.638277] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 452.643474] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 452.662384] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 452.670099] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 452.677371] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 452.684636] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 452.691920] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 452.699191] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 452.706495] do_exit+0x11ef/0x2610 [ 452.710037] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 452.715061] ? mm_update_next_owner+0x990/0x990 [ 452.719736] ? print_usage_bug+0xc0/0xc0 [ 452.723795] ? graph_lock+0x170/0x170 [ 452.727603] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.733142] ? check_preemption_disabled+0x48/0x200 [ 452.738156] ? check_preemption_disabled+0x48/0x200 [ 452.743182] ? print_usage_bug+0xc0/0xc0 [ 452.747251] ? __lock_acquire+0x7ec/0x4ec0 [ 452.751490] ? __lock_acquire+0x7ec/0x4ec0 [ 452.755742] ? mark_held_locks+0x130/0x130 [ 452.759988] ? mark_held_locks+0x130/0x130 [ 452.764229] ? finish_task_switch+0x1b5/0x900 [ 452.768725] ? __switch_to_asm+0x34/0x70 [ 452.772789] ? __switch_to_asm+0x34/0x70 [ 452.776851] ? __switch_to_asm+0x34/0x70 [ 452.780928] ? __switch_to_asm+0x40/0x70 [ 452.784987] ? __switch_to_asm+0x34/0x70 [ 452.789048] ? __switch_to_asm+0x40/0x70 [ 452.793108] ? __switch_to_asm+0x34/0x70 [ 452.797180] ? __switch_to_asm+0x34/0x70 [ 452.801238] ? __switch_to_asm+0x34/0x70 [ 452.805302] ? __switch_to_asm+0x34/0x70 [ 452.809364] ? __switch_to_asm+0x40/0x70 [ 452.813426] ? __switch_to_asm+0x34/0x70 [ 452.817488] ? __switch_to_asm+0x40/0x70 [ 452.821555] ? graph_lock+0x170/0x170 [ 452.825359] ? graph_lock+0x170/0x170 [ 452.829166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.834706] ? wait_consider_task+0x245/0x3bb0 [ 452.839290] ? memset+0x31/0x40 [ 452.842576] ? find_held_lock+0x36/0x1c0 [ 452.846646] ? get_signal+0x95b/0x1980 [ 452.850539] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.855031] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.859534] do_group_exit+0x177/0x440 [ 452.863427] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 452.868889] ? __ia32_sys_exit+0x50/0x50 [ 452.872970] get_signal+0x8b0/0x1980 [ 452.876698] ? ptrace_notify+0x130/0x130 [ 452.880758] ? do_wait+0x57d/0xb90 [ 452.884305] ? wait_consider_task+0x3bb0/0x3bb0 [ 452.888977] ? graph_lock+0x170/0x170 [ 452.892778] ? graph_lock+0x170/0x170 [ 452.896578] ? graph_lock+0x170/0x170 [ 452.900394] do_signal+0x9c/0x21e0 [ 452.903941] ? find_held_lock+0x36/0x1c0 [ 452.908010] ? setup_sigcontext+0x7d0/0x7d0 [ 452.912331] ? kernel_wait4+0x2e0/0x3f0 [ 452.916310] ? __ia32_sys_waitid+0x140/0x140 [ 452.921211] ? task_stopped_code+0x190/0x190 [ 452.925623] ? exit_to_usermode_loop+0x8c/0x380 [ 452.930332] ? __do_page_fault+0x4a6/0xed0 [ 452.934578] ? do_syscall_64+0x9a/0x820 [ 452.938554] ? do_syscall_64+0x9a/0x820 [ 452.942538] exit_to_usermode_loop+0x2e5/0x380 [ 452.947125] ? syscall_slow_exit_work+0x520/0x520 [ 452.951980] do_syscall_64+0x6be/0x820 [ 452.955869] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 452.961247] ? syscall_return_slowpath+0x5e0/0x5e0 [ 452.966175] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.971020] ? trace_hardirqs_on_caller+0x310/0x310 [ 452.976037] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 452.981060] ? prepare_exit_to_usermode+0x291/0x3b0 [ 452.986084] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.990940] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 452.996132] RIP: 0033:0x4110ba [ 452.999328] Code: Bad RIP value. [ 453.002690] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 453.010398] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 453.017672] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 453.024943] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 453.032214] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 453.039479] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 453.046778] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 453.046784] warn_alloc_show_mem: 1 callbacks suppressed [ 453.046791] Mem-Info: [ 453.053711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 453.053720] Call Trace: [ 453.059092] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 453.059092] active_file:15 inactive_file:18 isolated_file:0 [ 453.059092] unevictable:0 dirty:0 writeback:0 unstable:0 [ 453.059092] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 453.059092] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 453.059092] free:13728 free_pcp:120 free_cma:0 [ 453.061475] dump_stack+0x1c4/0x2b4 [ 453.070825] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 453.073408] ? dump_stack_print_info.cold.2+0x52/0x52 [ 453.106272] Node 0 [ 453.109923] warn_alloc.cold.119+0xb7/0x1bd [ 453.137594] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 453.142762] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 453.144967] lowmem_reserve[]: [ 453.149284] ? lock_downgrade+0x900/0x900 [ 453.174757] 0 2817 [ 453.179614] ? trace_hardirqs_off+0xb8/0x310 [ 453.182688] 6321 [ 453.186830] ? trace_hardirqs_off+0xb8/0x310 [ 453.189038] 6321 [ 453.193447] __alloc_pages_slowpath+0x2667/0x2d80 [ 453.199922] ? warn_alloc+0x120/0x120 [ 453.201950] Node 0 [ 453.206785] ? warn_alloc+0x120/0x120 [ 453.210588] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 453.212793] ? print_usage_bug+0xc0/0xc0 [ 453.216570] lowmem_reserve[]: [ 453.243295] ? warn_alloc+0x120/0x120 [ 453.247328] 0 [ 453.250432] ? print_usage_bug+0xc0/0xc0 [ 453.254202] 0 [ 453.256001] ? __lock_acquire+0x7ec/0x4ec0 [ 453.260032] 3503 [ 453.261832] ? __lock_acquire+0x7ec/0x4ec0 [ 453.266032] 3503 [ 453.268099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.272309] Node 0 [ 453.274366] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.279911] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 453.282115] ? should_fail+0x22d/0xd01 [ 453.287623] lowmem_reserve[]: [ 453.315996] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 453.319860] 0 [ 453.322969] ? __lock_acquire+0x7ec/0x4ec0 [ 453.328044] 0 [ 453.329851] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 453.334058] 0 [ 453.335854] ? __lock_acquire+0x7ec/0x4ec0 [ 453.340940] 0 [ 453.342737] ? should_fail+0x22d/0xd01 [ 453.348748] ? mark_held_locks+0x130/0x130 [ 453.352600] Node 0 DMA: [ 453.356827] ? mark_held_locks+0x130/0x130 [ 453.356846] ? mark_held_locks+0xc7/0x130 [ 453.359491] 1*4kB [ 453.363716] ? print_usage_bug+0xc0/0xc0 [ 453.367841] (U) [ 453.369982] ? graph_lock+0x170/0x170 [ 453.374020] 0*8kB [ 453.375991] ? print_usage_bug+0xc0/0xc0 [ 453.379764] 0*16kB [ 453.381915] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.385957] 1*32kB [ 453.388185] ? check_preemption_disabled+0x48/0x200 [ 453.393699] (U) [ 453.395926] ? check_preemption_disabled+0x48/0x200 [ 453.395951] ? __lock_is_held+0xb5/0x140 [ 453.400942] 2*64kB [ 453.402922] __alloc_pages_nodemask+0xa80/0xde0 [ 453.407909] (U) [ 453.411964] ? graph_lock+0x170/0x170 [ 453.414180] 1*128kB [ 453.418844] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 453.420797] (U) [ 453.424592] ? graph_lock+0x170/0x170 [ 453.426896] 1*256kB [ 453.431922] ? find_held_lock+0x36/0x1c0 [ 453.433894] (U) [ 453.437694] ? ____cache_alloc_node+0x1c7/0x1e0 [ 453.439992] 0*512kB [ 453.444051] ? lock_downgrade+0x900/0x900 [ 453.446003] 1*1024kB [ 453.450667] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.452968] (U) [ 453.457111] cache_grow_begin+0x91/0x8c0 [ 453.459494] 1*2048kB [ 453.465027] ? do_raw_spin_unlock+0xa7/0x2f0 [ 453.466975] (M) [ 453.471033] fallback_alloc+0x203/0x2e0 [ 453.473406] 3*4096kB (M) [ 453.477830] ____cache_alloc_node+0x1c7/0x1e0 [ 453.479776] = 15908kB [ 453.483749] kmem_cache_alloc_node+0xe3/0x730 [ 453.486478] Node 0 [ 453.490971] ? ipv6_get_ifaddr+0x42e/0x620 [ 453.493351] DMA32: [ 453.497843] __alloc_skb+0x119/0x770 [ 453.500047] 3*4kB [ 453.504277] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 453.506486] (UM) [ 453.510205] ? skb_scrub_packet+0x490/0x490 [ 453.512340] 3*8kB [ 453.517626] ? lock_downgrade+0x900/0x900 [ 453.519664] (UM) [ 453.523984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.526102] 3*16kB (UM) [ 453.530255] ? refcount_sub_and_test_checked+0x203/0x310 [ 453.532295] 1*32kB [ 453.537998] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 453.540642] (M) [ 453.546085] ? addrconf_rs_timer+0x6f0/0x6f0 [ 453.548297] 1*64kB [ 453.553752] ndisc_alloc_skb+0x144/0x340 [ 453.555694] (M) [ 453.560101] ndisc_send_rs+0x331/0x6e0 [ 453.562314] 5*128kB [ 453.566373] addrconf_rs_timer+0x3c0/0x6f0 [ 453.568319] (UM) [ 453.572210] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.574510] 3*256kB [ 453.578750] call_timer_fn+0x272/0x920 [ 453.580779] (M) [ 453.585010] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.587306] 4*512kB [ 453.591188] ? process_timeout+0x40/0x40 [ 453.593137] (M) [ 453.597366] ? find_held_lock+0x36/0x1c0 [ 453.599663] 3*1024kB [ 453.603731] ? __run_timers+0x7da/0xc70 [ 453.605679] (UM) [ 453.609735] ? _raw_spin_unlock_irq+0x27/0x80 [ 453.612130] 3*2048kB [ 453.616098] ? _raw_spin_unlock_irq+0x27/0x80 [ 453.618132] (UM) [ 453.622621] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.625002] 3*4096kB [ 453.629490] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 453.631523] (M) [ 453.635755] ? trace_hardirqs_on+0xbd/0x310 [ 453.638141] = 25140kB [ 453.642715] ? kasan_check_read+0x11/0x20 [ 453.644664] Node 0 [ 453.649014] ? __run_timers+0x7da/0xc70 [ 453.651572] Normal: [ 453.655716] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 453.657929] 894*4kB [ 453.661907] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.664207] (UME) [ 453.669651] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 453.671947] 400*8kB [ 453.676175] __run_timers+0x7e5/0xc70 [ 453.678298] (ME) [ 453.682533] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 453.684831] 203*16kB [ 453.688625] ? compat_start_thread+0x80/0x80 [ 453.690665] (ME) [ 453.696024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.698408] 78*32kB [ 453.702815] ? _raw_spin_unlock_irq+0x60/0x80 [ 453.704853] (ME) [ 453.710382] ? finish_task_switch+0x1f5/0x900 [ 453.712687] 15*64kB [ 453.717180] ? finish_task_switch+0x1b5/0x900 [ 453.719233] (M) [ 453.723725] ? __switch_to_asm+0x34/0x70 [ 453.726022] 3*128kB [ 453.730508] ? preempt_notifier_register+0x200/0x200 [ 453.732459] (UM) [ 453.736509] ? __switch_to_asm+0x34/0x70 [ 453.738812] 0*256kB [ 453.743913] ? __switch_to_asm+0x40/0x70 [ 453.745958] 0*512kB [ 453.750012] ? __switch_to_asm+0x34/0x70 [ 453.752315] 0*1024kB [ 453.756365] ? __switch_to_asm+0x40/0x70 [ 453.758663] 0*2048kB [ 453.762711] ? __switch_to_asm+0x34/0x70 [ 453.765099] 0*4096kB [ 453.769149] ? __switch_to_asm+0x40/0x70 [ 453.771536] = 13864kB [ 453.775587] ? __switch_to_asm+0x40/0x70 [ 453.777979] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 453.782027] ? pvclock_read_flags+0x160/0x160 [ 453.784417] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 453.788472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.797280] 412 total pagecache pages [ 453.801772] ? check_preemption_disabled+0x48/0x200 [ 453.810331] 0 pages in swap cache [ 453.815889] ? rcu_pm_notify+0xc0/0xc0 [ 453.819654] Swap cache stats: add 0, delete 0, find 0/0 [ 453.819663] Free swap = 0kB [ 453.824675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.828097] Total swap = 0kB [ 453.832002] ? check_preemption_disabled+0x48/0x200 [ 453.837335] 1965979 pages RAM [ 453.840353] run_timer_softirq+0x52/0xb0 [ 453.845855] 0 pages HighMem/MovableOnly [ 453.845864] 342745 pages reserved [ 453.848894] ? rcu_read_lock_sched_held+0x108/0x120 [ 453.853893] 0 pages cma reserved [ 453.856999] __do_softirq+0x30b/0xad8 [ 453.861091] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 453.865007] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 453.865026] ? trace_hardirqs_off+0x310/0x310 [ 453.868516] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 453.873468] ? trace_hardirqs_on+0x310/0x310 [ 453.876810] syz-executor5 cpuset= [ 453.880608] ? schedule+0x108/0x460 [ 453.887071] / [ 453.892172] ? __schedule+0x1ed0/0x1ed0 [ 453.896641] mems_allowed=0 [ 453.907120] ? trace_hardirqs_off+0xb8/0x310 [ 453.931516] ? ___might_sleep+0x1ed/0x300 [ 453.935668] ? smpboot_thread_fn+0x68b/0xa00 [ 453.940080] ? trace_hardirqs_on+0x310/0x310 [ 453.944492] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.950042] ? check_preemption_disabled+0x48/0x200 [ 453.955061] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.960602] ? takeover_tasklets+0xa90/0xa90 [ 453.965016] run_ksoftirqd+0x94/0x100 [ 453.968822] smpboot_thread_fn+0x68b/0xa00 [ 453.973062] ? sort_range+0x30/0x30 [ 453.976690] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 453.981794] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.987331] ? __kthread_parkme+0xfb/0x1a0 [ 453.991571] kthread+0x35a/0x420 [ 453.994942] ? sort_range+0x30/0x30 [ 453.998565] ? kthread_bind+0x40/0x40 [ 454.002379] ret_from_fork+0x3a/0x50 [ 454.006120] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 454.006195] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 454.013393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.013402] Call Trace: [ 454.020293] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 454.029231] [ 454.029251] dump_stack+0x1c4/0x2b4 [ 454.029278] ? dump_stack_print_info.cold.2+0x52/0x52 [ 454.032045] ksoftirqd/1 cpuset= [ 454.042359] warn_alloc.cold.119+0xb7/0x1bd [ 454.042377] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 454.042396] ? lock_downgrade+0x900/0x900 [ 454.044745] / [ 454.048270] ? trace_hardirqs_off+0xb8/0x310 [ 454.048290] ? trace_hardirqs_off+0xb8/0x310 [ 454.048314] __alloc_pages_slowpath+0x2667/0x2d80 [ 454.048359] ? warn_alloc+0x120/0x120 [ 454.048379] ? warn_alloc+0x120/0x120 [ 454.048396] ? print_usage_bug+0xc0/0xc0 [ 454.048411] ? warn_alloc+0x120/0x120 [ 454.048428] ? print_usage_bug+0xc0/0xc0 [ 454.054253] mems_allowed=0 [ 454.108523] ? __lock_acquire+0x7ec/0x4ec0 [ 454.112757] ? __lock_acquire+0x7ec/0x4ec0 [ 454.116996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.122536] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.128078] ? should_fail+0x22d/0xd01 [ 454.131973] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 454.137081] ? __lock_acquire+0x7ec/0x4ec0 [ 454.141322] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 454.146423] ? __lock_acquire+0x7ec/0x4ec0 [ 454.150677] ? should_fail+0x22d/0xd01 [ 454.154578] ? mark_held_locks+0x130/0x130 [ 454.158817] ? mark_held_locks+0x130/0x130 [ 454.163053] ? graph_lock+0x170/0x170 [ 454.166854] ? print_usage_bug+0xc0/0xc0 [ 454.170930] ? graph_lock+0x170/0x170 [ 454.174728] ? print_usage_bug+0xc0/0xc0 [ 454.178790] ? wq_watchdog_touch+0x9c/0xfe [ 454.183025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.188561] ? check_preemption_disabled+0x48/0x200 [ 454.193578] ? check_preemption_disabled+0x48/0x200 [ 454.198610] ? __lock_is_held+0xb5/0x140 [ 454.202684] __alloc_pages_nodemask+0xa80/0xde0 [ 454.207357] ? graph_lock+0x170/0x170 [ 454.211165] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 454.216177] ? graph_lock+0x170/0x170 [ 454.219991] ? find_held_lock+0x36/0x1c0 [ 454.224063] ? ____cache_alloc_node+0x1c7/0x1e0 [ 454.228747] ? lock_downgrade+0x900/0x900 [ 454.232917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.238461] cache_grow_begin+0x91/0x8c0 [ 454.242524] ? do_raw_spin_unlock+0xa7/0x2f0 [ 454.246944] fallback_alloc+0x203/0x2e0 [ 454.250932] ____cache_alloc_node+0x1c7/0x1e0 [ 454.255438] kmem_cache_alloc_node+0xe3/0x730 [ 454.259939] ? ipv6_get_ifaddr+0x42e/0x620 [ 454.264183] __alloc_skb+0x119/0x770 [ 454.267905] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 454.273190] ? skb_scrub_packet+0x490/0x490 [ 454.277514] ? lock_downgrade+0x900/0x900 [ 454.281670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.287207] ? refcount_sub_and_test_checked+0x203/0x310 [ 454.292666] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 454.298118] ? addrconf_rs_timer+0x6f0/0x6f0 [ 454.302629] ndisc_alloc_skb+0x144/0x340 [ 454.306695] ndisc_send_rs+0x331/0x6e0 [ 454.310593] addrconf_rs_timer+0x3c0/0x6f0 [ 454.314839] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.319089] call_timer_fn+0x272/0x920 [ 454.322982] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.327219] ? process_timeout+0x40/0x40 [ 454.331282] ? find_held_lock+0x36/0x1c0 [ 454.335350] ? __run_timers+0x7da/0xc70 [ 454.339328] ? _raw_spin_unlock_irq+0x27/0x80 [ 454.343824] ? _raw_spin_unlock_irq+0x27/0x80 [ 454.348321] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.352557] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 454.357142] ? trace_hardirqs_on+0xbd/0x310 [ 454.361468] ? kasan_check_read+0x11/0x20 [ 454.365621] ? __run_timers+0x7da/0xc70 [ 454.369596] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 454.375062] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.379303] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 454.383538] __run_timers+0x7e5/0xc70 [ 454.387354] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 454.392718] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 454.397736] ? graph_lock+0x170/0x170 [ 454.401539] ? enqueue_hrtimer+0x1a5/0x560 [ 454.405773] ? lock_release+0x970/0x970 [ 454.409751] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 454.414950] ? find_held_lock+0x36/0x1c0 [ 454.419022] ? pvclock_read_flags+0x160/0x160 [ 454.423522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.429058] ? check_preemption_disabled+0x48/0x200 [ 454.434085] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 454.439365] ? rcu_pm_notify+0xc0/0xc0 [ 454.443255] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.448789] ? check_preemption_disabled+0x48/0x200 [ 454.453813] run_timer_softirq+0x52/0xb0 [ 454.457885] ? rcu_read_lock_sched_held+0x108/0x120 [ 454.462927] __do_softirq+0x30b/0xad8 [ 454.466739] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 454.471851] ? pvclock_read_flags+0x160/0x160 [ 454.476352] ? lapic_next_event+0x5a/0x90 [ 454.480506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.486045] ? check_preemption_disabled+0x48/0x200 [ 454.491151] ? check_preemption_disabled+0x48/0x200 [ 454.496180] ? kvm_clock_read+0x18/0x30 [ 454.500152] ? kvm_sched_clock_read+0x9/0x20 [ 454.504563] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.510101] ? check_preemption_disabled+0x48/0x200 [ 454.515130] irq_exit+0x17f/0x1c0 [ 454.518598] smp_apic_timer_interrupt+0x1cb/0x760 [ 454.523440] ? smp_reschedule_interrupt+0x109/0x650 [ 454.528458] ? smp_call_function_single_interrupt+0x650/0x650 [ 454.534358] ? interrupt_entry+0xb5/0xf0 [ 454.538421] ? trace_hardirqs_off_caller+0xbb/0x310 [ 454.543440] ? trace_hardirqs_off_caller+0xbb/0x310 [ 454.548462] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 454.553306] ? trace_hardirqs_on_caller+0x310/0x310 [ 454.558324] ? trace_hardirqs_on_caller+0x310/0x310 [ 454.563342] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.568889] ? check_preemption_disabled+0x48/0x200 [ 454.573917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.579467] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 454.584321] apic_timer_interrupt+0xf/0x20 [ 454.588550] [ 454.590791] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 454.595981] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 454.614889] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 454.622606] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 454.629876] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 454.637154] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 454.644420] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 454.651691] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 454.658994] do_exit+0x11ef/0x2610 [ 454.662536] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 454.667564] ? mm_update_next_owner+0x990/0x990 [ 454.672235] ? print_usage_bug+0xc0/0xc0 [ 454.676296] ? graph_lock+0x170/0x170 [ 454.680100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.685640] ? check_preemption_disabled+0x48/0x200 [ 454.690655] ? check_preemption_disabled+0x48/0x200 [ 454.695673] ? print_usage_bug+0xc0/0xc0 [ 454.699742] ? __lock_acquire+0x7ec/0x4ec0 [ 454.703983] ? __lock_acquire+0x7ec/0x4ec0 [ 454.708234] ? mark_held_locks+0x130/0x130 [ 454.712481] ? mark_held_locks+0x130/0x130 [ 454.716721] ? finish_task_switch+0x1b5/0x900 [ 454.721215] ? __switch_to_asm+0x34/0x70 [ 454.725283] ? __switch_to_asm+0x34/0x70 [ 454.729349] ? __switch_to_asm+0x34/0x70 [ 454.733407] ? __switch_to_asm+0x40/0x70 [ 454.737465] ? __switch_to_asm+0x34/0x70 [ 454.741528] ? __switch_to_asm+0x40/0x70 [ 454.745585] ? __switch_to_asm+0x34/0x70 [ 454.749657] ? __switch_to_asm+0x34/0x70 [ 454.753715] ? __switch_to_asm+0x34/0x70 [ 454.757774] ? __switch_to_asm+0x34/0x70 [ 454.761835] ? __switch_to_asm+0x40/0x70 [ 454.765904] ? __switch_to_asm+0x34/0x70 [ 454.769972] ? __switch_to_asm+0x40/0x70 [ 454.774042] ? graph_lock+0x170/0x170 [ 454.777848] ? graph_lock+0x170/0x170 [ 454.781658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.787216] ? wait_consider_task+0x245/0x3bb0 [ 454.791801] ? memset+0x31/0x40 [ 454.795096] ? find_held_lock+0x36/0x1c0 [ 454.799166] ? get_signal+0x95b/0x1980 [ 454.803055] ? _raw_spin_unlock_irq+0x27/0x80 [ 454.807552] ? _raw_spin_unlock_irq+0x27/0x80 [ 454.812057] do_group_exit+0x177/0x440 [ 454.815953] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 454.821405] ? __ia32_sys_exit+0x50/0x50 [ 454.825478] get_signal+0x8b0/0x1980 [ 454.829201] ? ptrace_notify+0x130/0x130 [ 454.833256] ? do_wait+0x57d/0xb90 [ 454.836804] ? wait_consider_task+0x3bb0/0x3bb0 [ 454.841474] ? graph_lock+0x170/0x170 [ 454.845275] ? graph_lock+0x170/0x170 [ 454.849084] ? graph_lock+0x170/0x170 [ 454.852910] do_signal+0x9c/0x21e0 [ 454.856456] ? find_held_lock+0x36/0x1c0 [ 454.860529] ? setup_sigcontext+0x7d0/0x7d0 [ 454.864857] ? kernel_wait4+0x2e0/0x3f0 [ 454.868850] ? __ia32_sys_waitid+0x140/0x140 [ 454.873274] ? task_stopped_code+0x190/0x190 [ 454.877689] ? exit_to_usermode_loop+0x8c/0x380 [ 454.882375] ? __do_page_fault+0x4a6/0xed0 [ 454.886613] ? do_syscall_64+0x9a/0x820 [ 454.890586] ? do_syscall_64+0x9a/0x820 [ 454.894570] exit_to_usermode_loop+0x2e5/0x380 [ 454.899155] ? syscall_slow_exit_work+0x520/0x520 [ 454.904012] do_syscall_64+0x6be/0x820 [ 454.907905] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 454.913278] ? syscall_return_slowpath+0x5e0/0x5e0 [ 454.918204] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 454.923474] ? trace_hardirqs_on_caller+0x310/0x310 [ 454.928495] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 454.933513] ? prepare_exit_to_usermode+0x291/0x3b0 [ 454.938542] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 454.943393] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 454.948583] RIP: 0033:0x4110ba [ 454.951780] Code: Bad RIP value. [ 454.955141] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 454.962848] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 454.970224] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 454.977490] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 454.984760] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 454.992035] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 454.999327] warn_alloc_show_mem: 1 callbacks suppressed [ 454.999340] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 454.999342] Mem-Info: [ 454.999374] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 454.999374] active_file:15 inactive_file:18 isolated_file:0 [ 454.999374] unevictable:0 dirty:0 writeback:0 unstable:0 [ 454.999374] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 454.999374] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 454.999374] free:13728 free_pcp:120 free_cma:0 [ 455.004726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 455.011657] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 455.014366] Call Trace: [ 455.047245] Node 0 [ 455.056625] dump_stack+0x1c4/0x2b4 [ 455.084304] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 455.086876] ? dump_stack_print_info.cold.2+0x52/0x52 [ 455.089090] lowmem_reserve[]: [ 455.092722] warn_alloc.cold.119+0xb7/0x1bd [ 455.118188] 0 2817 [ 455.123390] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 455.126464] 6321 [ 455.130779] ? lock_downgrade+0x900/0x900 [ 455.132994] 6321 [ 455.137832] ? trace_hardirqs_off+0xb8/0x310 [ 455.144020] ? trace_hardirqs_off+0xb8/0x310 [ 455.146238] Node 0 [ 455.150642] __alloc_pages_slowpath+0x2667/0x2d80 [ 455.155046] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 455.157274] ? warn_alloc+0x120/0x120 [ 455.162073] lowmem_reserve[]: [ 455.189237] ? warn_alloc+0x120/0x120 [ 455.193011] 0 [ 455.196117] ? print_usage_bug+0xc0/0xc0 [ 455.199894] 0 [ 455.201692] ? lockdep_on+0x50/0x50 [ 455.205722] 3503 3503 [ 455.207529] ? lock_pin_lock+0x350/0x350 [ 455.213632] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.217660] Node 0 [ 455.223195] ? should_fail+0x22d/0xd01 [ 455.223228] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 455.223236] lowmem_reserve[]: [ 455.225467] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 455.229327] 0 0 [ 455.257712] ? __lock_acquire+0x7ec/0x4ec0 [ 455.260790] 0 [ 455.265896] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 455.267844] 0 [ 455.272064] ? __lock_acquire+0x2881/0x4ec0 [ 455.272086] ? should_fail+0x22d/0xd01 [ 455.278964] ? __bfs+0xb0/0x7a0 [ 455.280745] Node 0 [ 455.285066] ? mark_held_locks+0x130/0x130 [ 455.288932] DMA: [ 455.292205] ? mark_held_locks+0x130/0x130 [ 455.294423] 1*4kB [ 455.298647] ? graph_lock+0x170/0x170 [ 455.300683] (U) [ 455.304922] ? graph_lock+0x170/0x170 [ 455.307058] 0*8kB [ 455.310852] ? ret_from_fork+0x3a/0x50 [ 455.312801] 0*16kB 1*32kB [ 455.316610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.318729] (U) [ 455.322610] ? check_preemption_disabled+0x48/0x200 [ 455.325429] 2*64kB [ 455.330956] ? check_preemption_disabled+0x48/0x200 [ 455.332907] (U) [ 455.337923] ? __lock_is_held+0xb5/0x140 [ 455.340134] 1*128kB [ 455.345146] __alloc_pages_nodemask+0xa80/0xde0 [ 455.347101] (U) [ 455.351162] ? graph_lock+0x170/0x170 [ 455.353461] 1*256kB [ 455.358120] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 455.360087] (U) [ 455.363888] ? graph_lock+0x170/0x170 [ 455.366186] 0*512kB [ 455.371199] ? find_held_lock+0x36/0x1c0 [ 455.373147] 1*1024kB [ 455.376953] ? ____cache_alloc_node+0x1c7/0x1e0 [ 455.379245] (U) [ 455.383301] ? lock_downgrade+0x900/0x900 [ 455.385687] 1*2048kB [ 455.390350] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.392293] (M) [ 455.396441] cache_grow_begin+0x91/0x8c0 [ 455.398823] 3*4096kB [ 455.404354] ? do_raw_spin_unlock+0xa7/0x2f0 [ 455.406300] (M) [ 455.410359] fallback_alloc+0x203/0x2e0 [ 455.412743] = 15908kB [ 455.417143] ____cache_alloc_node+0x1c7/0x1e0 [ 455.419089] Node 0 [ 455.423060] kmem_cache_alloc_node+0xe3/0x730 [ 455.425441] DMA32: [ 455.429935] ? mark_held_locks+0xc7/0x130 [ 455.432149] 3*4kB [ 455.436644] __alloc_skb+0x119/0x770 [ 455.438863] (UM) [ 455.443012] ? skb_scrub_packet+0x490/0x490 [ 455.445134] 3*8kB [ 455.448842] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 455.450876] (UM) [ 455.455197] ? queue_work_on+0x12c/0x1e0 [ 455.457319] 3*16kB [ 455.461903] ? switchdev_port_obj_del+0xdc/0x450 [ 455.463941] (UM) [ 455.467993] ? switchdev_trans_item_enqueue+0x260/0x260 [ 455.470204] 1*32kB [ 455.474952] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 455.476990] (M) [ 455.482350] __br_mdb_notify+0x4ff/0x15d0 [ 455.484562] 1*64kB [ 455.489572] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 455.491526] (M) [ 455.495670] ? __br_mdb_add+0x800/0x800 [ 455.497892] 5*128kB [ 455.502990] ? kasan_check_write+0x14/0x20 [ 455.504938] (UM) [ 455.508916] ? do_raw_spin_lock+0xc1/0x200 [ 455.511218] 3*256kB [ 455.515450] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 455.517490] (M) [ 455.521731] ? debug_object_assert_init+0x368/0x4b0 [ 455.524027] 4*512kB [ 455.529135] ? debug_object_init_on_stack+0x20/0x20 [ 455.531091] (M) [ 455.536099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.538398] 3*1024kB [ 455.543419] br_mdb_notify+0x310/0x410 [ 455.545362] (UM) [ 455.550902] ? br_mdb_dump+0x2530/0x2530 [ 455.553294] 3*2048kB [ 455.557181] br_multicast_del_pg+0x3df/0x790 [ 455.559209] (UM) [ 455.563261] ? br_mdb_ip_get+0x940/0x940 [ 455.565647] 3*4096kB [ 455.570053] ? kasan_check_write+0x14/0x20 [ 455.572083] (M) [ 455.576142] ? do_raw_spin_lock+0xc1/0x200 [ 455.578524] = 25140kB [ 455.582755] br_multicast_port_group_expired+0x189/0x1e0 [ 455.584701] Node 0 [ 455.588936] call_timer_fn+0x272/0x920 [ 455.591323] Normal: [ 455.596763] ? br_multicast_del_pg+0x790/0x790 [ 455.598981] 894*4kB [ 455.602863] ? process_timeout+0x40/0x40 [ 455.605159] (UME) [ 455.609734] ? find_held_lock+0x36/0x1c0 [ 455.612031] 400*8kB [ 455.616095] ? __run_timers+0x7da/0xc70 [ 455.618211] (ME) [ 455.622265] ? _raw_spin_unlock_irq+0x27/0x80 [ 455.624563] 203*16kB [ 455.628528] ? _raw_spin_unlock_irq+0x27/0x80 [ 455.630565] (ME) [ 455.635054] ? br_multicast_del_pg+0x790/0x790 [ 455.637440] 78*32kB [ 455.641936] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 455.643972] (ME) [ 455.648549] ? trace_hardirqs_on+0xbd/0x310 [ 455.650848] 15*64kB [ 455.655431] ? kasan_check_read+0x11/0x20 [ 455.657465] (M) [ 455.661800] ? __run_timers+0x7da/0xc70 [ 455.664098] 3*128kB [ 455.668592] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 455.670540] (UM) [ 455.674528] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 455.676923] 0*256kB [ 455.682368] ? br_multicast_del_pg+0x790/0x790 [ 455.684405] 0*512kB [ 455.688638] __run_timers+0x7e5/0xc70 [ 455.690940] 0*1024kB [ 455.695525] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 455.697814] 0*2048kB [ 455.701604] ? compat_start_thread+0x80/0x80 [ 455.704006] 0*4096kB [ 455.709365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.711751] = 13864kB [ 455.716153] ? _raw_spin_unlock_irq+0x60/0x80 [ 455.718543] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 455.724077] ? finish_task_switch+0x1f5/0x900 [ 455.726467] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 455.730948] ? finish_task_switch+0x1b5/0x900 [ 455.739760] 412 total pagecache pages [ 455.744246] ? __switch_to_asm+0x34/0x70 [ 455.752818] 0 pages in swap cache [ 455.757308] ? preempt_notifier_register+0x200/0x200 [ 455.761082] Swap cache stats: add 0, delete 0, find 0/0 [ 455.765130] ? __switch_to_asm+0x34/0x70 [ 455.768561] Free swap = 0kB [ 455.773663] ? __switch_to_asm+0x40/0x70 [ 455.779001] Total swap = 0kB [ 455.783051] ? __switch_to_asm+0x34/0x70 [ 455.786043] 1965979 pages RAM [ 455.790096] ? __switch_to_asm+0x40/0x70 [ 455.793084] 0 pages HighMem/MovableOnly [ 455.793093] 342745 pages reserved [ 455.797145] ? __switch_to_asm+0x34/0x70 [ 455.800227] 0 pages cma reserved [ 455.804280] ? __switch_to_asm+0x40/0x70 [ 455.808285] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 455.811670] ? __switch_to_asm+0x40/0x70 [ 455.815790] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 455.819070] ? pvclock_read_flags+0x160/0x160 [ 455.823104] syz-executor5 cpuset= [ 455.829614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.833648] / [ 455.844126] ? check_preemption_disabled+0x48/0x200 [ 455.848595] mems_allowed=0 [ 455.852049] ? rcu_pm_notify+0xc0/0xc0 [ 455.871049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.876587] ? check_preemption_disabled+0x48/0x200 [ 455.881612] run_timer_softirq+0x52/0xb0 [ 455.885673] ? rcu_read_lock_sched_held+0x108/0x120 [ 455.890695] __do_softirq+0x30b/0xad8 [ 455.894508] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 455.899624] ? trace_hardirqs_off+0x310/0x310 [ 455.904118] ? trace_hardirqs_on+0x310/0x310 [ 455.908534] ? schedule+0x108/0x460 [ 455.912164] ? __schedule+0x1ed0/0x1ed0 [ 455.916144] ? trace_hardirqs_off+0xb8/0x310 [ 455.920556] ? ___might_sleep+0x1ed/0x300 [ 455.924706] ? smpboot_thread_fn+0x68b/0xa00 [ 455.929115] ? trace_hardirqs_on+0x310/0x310 [ 455.933530] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.939068] ? check_preemption_disabled+0x48/0x200 [ 455.944089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.949632] ? takeover_tasklets+0xa90/0xa90 [ 455.954060] run_ksoftirqd+0x94/0x100 [ 455.957860] smpboot_thread_fn+0x68b/0xa00 [ 455.962109] ? sort_range+0x30/0x30 [ 455.965740] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 455.970843] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.976379] ? __kthread_parkme+0xfb/0x1a0 [ 455.980621] kthread+0x35a/0x420 [ 455.983998] ? sort_range+0x30/0x30 [ 455.987623] ? kthread_bind+0x40/0x40 [ 455.991432] ret_from_fork+0x3a/0x50 [ 455.995165] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 455.995922] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 456.002444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.012750] ksoftirqd/1 cpuset= [ 456.022113] Call Trace: [ 456.022123] / [ 456.025386] [ 456.027954] mems_allowed=0 [ 456.029681] dump_stack+0x1c4/0x2b4 [ 456.038537] ? dump_stack_print_info.cold.2+0x52/0x52 [ 456.043746] warn_alloc.cold.119+0xb7/0x1bd [ 456.048082] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 456.053123] ? lock_downgrade+0x900/0x900 [ 456.057283] ? trace_hardirqs_off+0xb8/0x310 [ 456.061698] ? trace_hardirqs_off+0xb8/0x310 [ 456.066120] __alloc_pages_slowpath+0x2667/0x2d80 [ 456.070993] ? warn_alloc+0x120/0x120 [ 456.074794] ? trace_hardirqs_on+0x310/0x310 [ 456.079207] ? warn_alloc+0x120/0x120 [ 456.083011] ? print_usage_bug+0xc0/0xc0 [ 456.087074] ? warn_alloc+0x120/0x120 [ 456.090878] ? ktime_get+0x2e1/0x440 [ 456.094607] ? print_usage_bug+0xc0/0xc0 [ 456.098673] ? __lock_acquire+0x7ec/0x4ec0 [ 456.102917] ? __lock_acquire+0x7ec/0x4ec0 [ 456.107155] ? kasan_check_read+0x11/0x20 [ 456.111309] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.116849] ? should_fail+0x22d/0xd01 [ 456.120748] ? rcu_bh_qs+0xc0/0xc0 [ 456.124292] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 456.129399] ? __lock_acquire+0x7ec/0x4ec0 [ 456.133640] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 456.138745] ? __lock_acquire+0x7ec/0x4ec0 [ 456.142987] ? should_fail+0x22d/0xd01 [ 456.146877] ? rcu_idle_enter+0x4b0/0x4b0 [ 456.151048] ? mark_held_locks+0x130/0x130 [ 456.155295] ? mark_held_locks+0x130/0x130 [ 456.159535] ? mark_held_locks+0xc7/0x130 [ 456.163688] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 456.168708] ? graph_lock+0x170/0x170 [ 456.172510] ? print_usage_bug+0xc0/0xc0 [ 456.176575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.182121] ? check_preemption_disabled+0x48/0x200 [ 456.187140] ? check_preemption_disabled+0x48/0x200 [ 456.192175] ? __lock_is_held+0xb5/0x140 [ 456.196260] __alloc_pages_nodemask+0xa80/0xde0 [ 456.200950] ? graph_lock+0x170/0x170 [ 456.204762] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 456.209778] ? graph_lock+0x170/0x170 [ 456.213590] ? find_held_lock+0x36/0x1c0 [ 456.217661] ? ____cache_alloc_node+0x1c7/0x1e0 [ 456.222336] ? lock_downgrade+0x900/0x900 [ 456.226496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.232041] cache_grow_begin+0x91/0x8c0 [ 456.236114] ? do_raw_spin_unlock+0xa7/0x2f0 [ 456.240546] fallback_alloc+0x203/0x2e0 [ 456.244564] ____cache_alloc_node+0x1c7/0x1e0 [ 456.249093] kmem_cache_alloc_node+0xe3/0x730 [ 456.253609] ? ipv6_get_ifaddr+0x42e/0x620 [ 456.257860] __alloc_skb+0x119/0x770 [ 456.261586] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 456.266869] ? skb_scrub_packet+0x490/0x490 [ 456.271207] ? lock_downgrade+0x900/0x900 [ 456.275364] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.280919] ? refcount_sub_and_test_checked+0x203/0x310 [ 456.286374] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 456.291829] ? addrconf_rs_timer+0x6f0/0x6f0 [ 456.296249] ndisc_alloc_skb+0x144/0x340 [ 456.300315] ndisc_send_rs+0x331/0x6e0 [ 456.304208] addrconf_rs_timer+0x3c0/0x6f0 [ 456.308455] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.312701] call_timer_fn+0x272/0x920 [ 456.316595] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.320835] ? process_timeout+0x40/0x40 [ 456.324904] ? find_held_lock+0x36/0x1c0 [ 456.328984] ? __run_timers+0x7da/0xc70 [ 456.332960] ? _raw_spin_unlock_irq+0x27/0x80 [ 456.337459] ? _raw_spin_unlock_irq+0x27/0x80 [ 456.342042] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.346280] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 456.350874] ? trace_hardirqs_on+0xbd/0x310 [ 456.355214] ? kasan_check_read+0x11/0x20 [ 456.359365] ? __run_timers+0x7da/0xc70 [ 456.363340] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 456.368804] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.373050] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 456.377286] __run_timers+0x7e5/0xc70 [ 456.381107] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 456.386478] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 456.391499] ? graph_lock+0x170/0x170 [ 456.395304] ? enqueue_hrtimer+0x1a5/0x560 [ 456.399541] ? lock_release+0x970/0x970 [ 456.403522] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 456.408722] ? find_held_lock+0x36/0x1c0 [ 456.412795] ? pvclock_read_flags+0x160/0x160 [ 456.417302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.422843] ? check_preemption_disabled+0x48/0x200 [ 456.427872] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 456.433162] ? rcu_pm_notify+0xc0/0xc0 [ 456.437053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.442590] ? check_preemption_disabled+0x48/0x200 [ 456.447617] run_timer_softirq+0x52/0xb0 [ 456.451682] ? rcu_read_lock_sched_held+0x108/0x120 [ 456.456704] __do_softirq+0x30b/0xad8 [ 456.460521] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 456.465634] ? pvclock_read_flags+0x160/0x160 [ 456.470129] ? lapic_next_event+0x5a/0x90 [ 456.474290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.479829] ? check_preemption_disabled+0x48/0x200 [ 456.484844] ? check_preemption_disabled+0x48/0x200 [ 456.489870] ? kvm_clock_read+0x18/0x30 [ 456.493854] ? kvm_sched_clock_read+0x9/0x20 [ 456.498276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.503811] ? check_preemption_disabled+0x48/0x200 [ 456.508842] irq_exit+0x17f/0x1c0 [ 456.512298] smp_apic_timer_interrupt+0x1cb/0x760 [ 456.517144] ? smp_reschedule_interrupt+0x109/0x650 [ 456.522164] ? smp_call_function_single_interrupt+0x650/0x650 [ 456.528059] ? interrupt_entry+0xb5/0xf0 [ 456.532133] ? trace_hardirqs_off_caller+0xbb/0x310 [ 456.537146] ? trace_hardirqs_off_caller+0xbb/0x310 [ 456.542168] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 456.547012] ? trace_hardirqs_on_caller+0x310/0x310 [ 456.552025] ? trace_hardirqs_on_caller+0x310/0x310 [ 456.557046] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.562585] ? check_preemption_disabled+0x48/0x200 [ 456.567599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.573144] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 456.578003] apic_timer_interrupt+0xf/0x20 [ 456.582230] [ 456.584471] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 456.589666] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 456.608572] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 456.616283] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 456.623550] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 456.630816] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 456.638081] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 456.645353] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 456.652659] do_exit+0x11ef/0x2610 [ 456.656204] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 456.661231] ? mm_update_next_owner+0x990/0x990 [ 456.665908] ? print_usage_bug+0xc0/0xc0 [ 456.669974] ? graph_lock+0x170/0x170 [ 456.673781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.679316] ? check_preemption_disabled+0x48/0x200 [ 456.684332] ? check_preemption_disabled+0x48/0x200 [ 456.689350] ? print_usage_bug+0xc0/0xc0 [ 456.693418] ? __lock_acquire+0x7ec/0x4ec0 [ 456.697662] ? __lock_acquire+0x7ec/0x4ec0 [ 456.701931] ? mark_held_locks+0x130/0x130 [ 456.706187] ? mark_held_locks+0x130/0x130 [ 456.710422] ? finish_task_switch+0x1b5/0x900 [ 456.714928] ? __switch_to_asm+0x34/0x70 [ 456.718993] ? __switch_to_asm+0x34/0x70 [ 456.723051] ? __switch_to_asm+0x34/0x70 [ 456.727115] ? __switch_to_asm+0x40/0x70 [ 456.731180] ? __switch_to_asm+0x34/0x70 [ 456.735236] ? __switch_to_asm+0x40/0x70 [ 456.739294] ? __switch_to_asm+0x34/0x70 [ 456.743356] ? __switch_to_asm+0x34/0x70 [ 456.747419] ? __switch_to_asm+0x34/0x70 [ 456.751483] ? __switch_to_asm+0x34/0x70 [ 456.755540] ? __switch_to_asm+0x40/0x70 [ 456.759599] ? __switch_to_asm+0x34/0x70 [ 456.763659] ? __switch_to_asm+0x40/0x70 [ 456.767729] ? graph_lock+0x170/0x170 [ 456.771531] ? graph_lock+0x170/0x170 [ 456.775337] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.780886] ? wait_consider_task+0x245/0x3bb0 [ 456.785474] ? memset+0x31/0x40 [ 456.788762] ? find_held_lock+0x36/0x1c0 [ 456.792833] ? get_signal+0x95b/0x1980 [ 456.796720] ? _raw_spin_unlock_irq+0x27/0x80 [ 456.801216] ? _raw_spin_unlock_irq+0x27/0x80 [ 456.805717] do_group_exit+0x177/0x440 [ 456.809616] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 456.815096] ? __ia32_sys_exit+0x50/0x50 [ 456.819171] get_signal+0x8b0/0x1980 [ 456.822908] ? ptrace_notify+0x130/0x130 [ 456.826975] ? do_wait+0x57d/0xb90 [ 456.830524] ? wait_consider_task+0x3bb0/0x3bb0 [ 456.835190] ? graph_lock+0x170/0x170 [ 456.838986] ? graph_lock+0x170/0x170 [ 456.842793] ? graph_lock+0x170/0x170 [ 456.846612] do_signal+0x9c/0x21e0 [ 456.850154] ? find_held_lock+0x36/0x1c0 [ 456.854223] ? setup_sigcontext+0x7d0/0x7d0 [ 456.858552] ? kernel_wait4+0x2e0/0x3f0 [ 456.862532] ? __ia32_sys_waitid+0x140/0x140 [ 456.866952] ? task_stopped_code+0x190/0x190 [ 456.871367] ? exit_to_usermode_loop+0x8c/0x380 [ 456.876052] ? __do_page_fault+0x4a6/0xed0 [ 456.880291] ? do_syscall_64+0x9a/0x820 [ 456.884269] ? do_syscall_64+0x9a/0x820 [ 456.888252] exit_to_usermode_loop+0x2e5/0x380 [ 456.892842] ? syscall_slow_exit_work+0x520/0x520 [ 456.897698] do_syscall_64+0x6be/0x820 [ 456.901591] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 456.906957] ? syscall_return_slowpath+0x5e0/0x5e0 [ 456.911896] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 456.916751] ? trace_hardirqs_on_caller+0x310/0x310 [ 456.922254] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 456.927277] ? prepare_exit_to_usermode+0x291/0x3b0 [ 456.932303] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 456.937157] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 456.942348] RIP: 0033:0x4110ba [ 456.945545] Code: Bad RIP value. [ 456.948912] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 456.956628] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 456.963901] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 456.971175] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 456.978448] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 456.985752] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 456.993042] warn_alloc_show_mem: 1 callbacks suppressed [ 456.993055] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 456.993057] Mem-Info: [ 456.993089] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 456.993089] active_file:15 inactive_file:18 isolated_file:0 [ 456.993089] unevictable:0 dirty:0 writeback:0 unstable:0 [ 456.993089] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 456.993089] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 456.993089] free:13728 free_pcp:120 free_cma:0 [ 456.998434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 457.005365] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 457.007764] Call Trace: [ 457.040640] Node 0 [ 457.050002] dump_stack+0x1c4/0x2b4 [ 457.077676] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 457.080238] ? dump_stack_print_info.cold.2+0x52/0x52 [ 457.082446] lowmem_reserve[]: [ 457.086082] warn_alloc.cold.119+0xb7/0x1bd [ 457.111556] 0 [ 457.116751] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 457.119818] 2817 6321 [ 457.124146] ? lock_downgrade+0x900/0x900 [ 457.126093] 6321 [ 457.130934] ? trace_hardirqs_off+0xb8/0x310 [ 457.137553] ? trace_hardirqs_off+0xb8/0x310 [ 457.139589] Node 0 [ 457.143998] __alloc_pages_slowpath+0x2667/0x2d80 [ 457.148399] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 457.150629] ? warn_alloc+0x120/0x120 [ 457.155424] lowmem_reserve[]: [ 457.182151] ? warn_alloc+0x120/0x120 [ 457.185931] 0 [ 457.189038] ? print_usage_bug+0xc0/0xc0 [ 457.192804] 0 [ 457.194599] ? warn_alloc+0x120/0x120 [ 457.198631] 3503 [ 457.200431] ? print_usage_bug+0xc0/0xc0 [ 457.204204] 3503 [ 457.206350] ? check_usage+0x1a9/0x790 [ 457.210387] Node 0 [ 457.212449] ? check_usage+0x1a9/0x790 [ 457.216339] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 457.218543] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.222402] lowmem_reserve[]: [ 457.250777] ? should_fail+0x22d/0xd01 [ 457.256289] 0 [ 457.259394] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 457.263252] 0 [ 457.265050] ? __lock_acquire+0x7ec/0x4ec0 [ 457.270125] 0 [ 457.271925] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 457.276134] 0 [ 457.277935] ? __lock_acquire+0x7ec/0x4ec0 [ 457.284812] ? should_fail+0x22d/0xd01 [ 457.289367] Node 0 DMA: [ 457.293253] ? mark_held_locks+0x130/0x130 [ 457.293257] 1*4kB (U) [ 457.295932] ? mark_held_locks+0x130/0x130 [ 457.300141] 0*8kB [ 457.302632] ? graph_lock+0x170/0x170 [ 457.306836] 0*16kB [ 457.308994] ? ret_from_fork+0x3a/0x50 [ 457.312768] 1*32kB [ 457.314995] ? __lock_acquire+0x2881/0x4ec0 [ 457.318858] (U) [ 457.321100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.325396] 2*64kB [ 457.327368] ? check_preemption_disabled+0x48/0x200 [ 457.332877] (U) [ 457.335118] ? check_preemption_disabled+0x48/0x200 [ 457.340107] 1*128kB [ 457.342083] ? __lock_is_held+0xb5/0x140 [ 457.347063] (U) [ 457.349381] __alloc_pages_nodemask+0xa80/0xde0 [ 457.353415] 1*256kB [ 457.355389] ? graph_lock+0x170/0x170 [ 457.360032] (U) [ 457.362354] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 457.366130] 0*512kB [ 457.368098] ? graph_lock+0x170/0x170 [ 457.373091] 1*1024kB [ 457.375421] ? find_held_lock+0x36/0x1c0 [ 457.379185] (U) [ 457.381593] ? ____cache_alloc_node+0x1c7/0x1e0 [ 457.385623] 1*2048kB [ 457.387597] ? lock_downgrade+0x900/0x900 [ 457.392238] (M) [ 457.394646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.398764] 3*4096kB [ 457.400737] cache_grow_begin+0x91/0x8c0 [ 457.406246] (M) [ 457.408653] ? do_raw_spin_unlock+0xa7/0x2f0 [ 457.412685] = 15908kB [ 457.414660] fallback_alloc+0x203/0x2e0 [ 457.419041] Node 0 [ 457.421453] ____cache_alloc_node+0x1c7/0x1e0 [ 457.425399] DMA32: [ 457.427637] kmem_cache_alloc_node+0xe3/0x730 [ 457.432103] 3*4kB [ 457.434332] ? mark_held_locks+0xc7/0x130 [ 457.438799] (UM) [ 457.440965] __alloc_skb+0x119/0x770 [ 457.445087] 3*8kB [ 457.447144] ? skb_scrub_packet+0x490/0x490 [ 457.450829] (UM) [ 457.452978] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 457.457273] 3*16kB [ 457.459330] ? queue_work_on+0x12c/0x1e0 [ 457.463892] (UM) [ 457.466140] ? switchdev_port_obj_del+0xdc/0x450 [ 457.470164] 1*32kB (M) [ 457.472229] ? switchdev_trans_item_enqueue+0x260/0x260 [ 457.476960] 1*64kB [ 457.479540] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 457.484873] (M) [ 457.487113] __br_mdb_notify+0x4ff/0x15d0 [ 457.492100] 5*128kB [ 457.494071] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 457.498194] (UM) [ 457.500517] ? __br_mdb_add+0x800/0x800 [ 457.505593] 3*256kB [ 457.507650] ? kasan_check_write+0x14/0x20 [ 457.511592] (M) [ 457.513916] ? do_raw_spin_lock+0xc1/0x200 [ 457.518128] 4*512kB [ 457.520098] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 457.524302] (M) [ 457.526622] ? debug_object_assert_init+0x368/0x4b0 [ 457.531696] 3*1024kB [ 457.533679] ? debug_object_init_on_stack+0x20/0x20 [ 457.538667] (UM) [ 457.541073] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.546062] 3*2048kB [ 457.548122] br_mdb_notify+0x310/0x410 [ 457.553631] (UM) [ 457.556035] ? br_mdb_dump+0x2530/0x2530 [ 457.559905] 3*4096kB [ 457.561973] br_multicast_del_pg+0x3df/0x790 [ 457.565999] (M) [ 457.568402] ? br_mdb_ip_get+0x940/0x940 [ 457.572782] = 25140kB [ 457.574755] ? kasan_check_write+0x14/0x20 [ 457.578785] Node 0 [ 457.581194] ? do_raw_spin_lock+0xc1/0x200 [ 457.585398] Normal: [ 457.587634] br_multicast_port_group_expired+0x189/0x1e0 [ 457.591838] 894*4kB [ 457.594157] call_timer_fn+0x272/0x920 [ 457.599577] (UME) [ 457.601901] ? br_multicast_del_pg+0x790/0x790 [ 457.605767] 400*8kB [ 457.607935] ? process_timeout+0x40/0x40 [ 457.612488] (ME) [ 457.614809] ? find_held_lock+0x36/0x1c0 [ 457.618837] 203*16kB (ME) [ 457.620917] ? __run_timers+0x7da/0xc70 [ 457.624954] 78*32kB [ 457.627792] ? _raw_spin_unlock_irq+0x27/0x80 [ 457.631739] (ME) 15*64kB [ 457.634066] ? _raw_spin_unlock_irq+0x27/0x80 [ 457.638531] (M) 3*128kB [ 457.641294] ? br_multicast_del_pg+0x790/0x790 [ 457.645764] (UM) [ 457.648436] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 457.652991] 0*256kB [ 457.655050] ? trace_hardirqs_on+0xbd/0x310 [ 457.659605] 0*512kB [ 457.661925] ? kasan_check_read+0x11/0x20 [ 457.666220] 0*1024kB [ 457.668537] ? __run_timers+0x7da/0xc70 [ 457.672649] 0*2048kB 0*4096kB [ 457.675064] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 457.679002] = 13864kB [ 457.679018] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 457.682202] ? br_multicast_del_pg+0x790/0x790 [ 457.687632] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 457.690033] ? br_multicast_del_pg+0x790/0x790 [ 457.698842] 412 total pagecache pages [ 457.703420] __run_timers+0x7e5/0xc70 [ 457.711971] 0 pages in swap cache [ 457.716597] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 457.720358] Swap cache stats: add 0, delete 0, find 0/0 [ 457.720367] Free swap = 0kB [ 457.724162] ? compat_start_thread+0x80/0x80 [ 457.727584] Total swap = 0kB [ 457.727592] 1965979 pages RAM [ 457.732951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.738286] 0 pages HighMem/MovableOnly [ 457.741298] ? _raw_spin_unlock_irq+0x60/0x80 [ 457.745680] 342745 pages reserved [ 457.748695] ? finish_task_switch+0x1f5/0x900 [ 457.751776] 0 pages cma reserved [ 457.757309] ? finish_task_switch+0x1b5/0x900 [ 457.761313] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 457.765739] ? __switch_to_asm+0x34/0x70 [ 457.765758] ? preempt_notifier_register+0x200/0x200 [ 457.765774] ? __switch_to_asm+0x34/0x70 [ 457.769296] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 457.773700] ? __switch_to_asm+0x40/0x70 [ 457.777046] syz-executor5 cpuset= [ 457.781530] ? __switch_to_asm+0x34/0x70 [ 457.787995] / [ 457.792044] ? __switch_to_asm+0x40/0x70 [ 457.792060] ? __switch_to_asm+0x34/0x70 [ 457.797141] mems_allowed=0 [ 457.801190] ? __switch_to_asm+0x40/0x70 [ 457.839955] ? __switch_to_asm+0x40/0x70 [ 457.844030] ? pvclock_read_flags+0x160/0x160 [ 457.848531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.854069] ? check_preemption_disabled+0x48/0x200 [ 457.859101] ? rcu_pm_notify+0xc0/0xc0 [ 457.862997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.868533] ? check_preemption_disabled+0x48/0x200 [ 457.873569] run_timer_softirq+0x52/0xb0 [ 457.877634] ? rcu_read_lock_sched_held+0x108/0x120 [ 457.882656] __do_softirq+0x30b/0xad8 [ 457.886475] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 457.891578] ? trace_hardirqs_off+0x310/0x310 [ 457.896072] ? trace_hardirqs_on+0x310/0x310 [ 457.900489] ? schedule+0x108/0x460 [ 457.904118] ? __schedule+0x1ed0/0x1ed0 [ 457.908102] ? trace_hardirqs_off+0xb8/0x310 [ 457.912515] ? ___might_sleep+0x1ed/0x300 [ 457.916664] ? smpboot_thread_fn+0x68b/0xa00 [ 457.921071] ? trace_hardirqs_on+0x310/0x310 [ 457.925485] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.931022] ? check_preemption_disabled+0x48/0x200 [ 457.936040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.941583] ? takeover_tasklets+0xa90/0xa90 [ 457.945993] run_ksoftirqd+0x94/0x100 [ 457.949794] smpboot_thread_fn+0x68b/0xa00 [ 457.954031] ? sort_range+0x30/0x30 [ 457.957660] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 457.962765] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.968303] ? __kthread_parkme+0xfb/0x1a0 [ 457.972543] kthread+0x35a/0x420 [ 457.975914] ? sort_range+0x30/0x30 [ 457.979542] ? kthread_bind+0x40/0x40 [ 457.983350] ret_from_fork+0x3a/0x50 [ 457.987085] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 457.987238] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 457.994360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 457.994369] Call Trace: [ 458.004666] ksoftirqd/1 cpuset= [ 458.014096] [ 458.016667] / [ 458.019948] dump_stack+0x1c4/0x2b4 [ 458.022073] mems_allowed=0 [ 458.023781] ? dump_stack_print_info.cold.2+0x52/0x52 [ 458.035491] warn_alloc.cold.119+0xb7/0x1bd [ 458.039818] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 458.044663] ? lock_downgrade+0x900/0x900 [ 458.048821] ? trace_hardirqs_off+0xb8/0x310 [ 458.053409] ? trace_hardirqs_off+0xb8/0x310 [ 458.057831] __alloc_pages_slowpath+0x2667/0x2d80 [ 458.062702] ? warn_alloc+0x120/0x120 [ 458.066506] ? warn_alloc+0x120/0x120 [ 458.070317] ? print_usage_bug+0xc0/0xc0 [ 458.074383] ? warn_alloc+0x120/0x120 [ 458.078186] ? print_usage_bug+0xc0/0xc0 [ 458.082248] ? __lock_acquire+0x7ec/0x4ec0 [ 458.086481] ? __lock_acquire+0x7ec/0x4ec0 [ 458.090720] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.096257] ? should_fail+0x22d/0xd01 [ 458.100143] ? __lock_acquire+0x7ec/0x4ec0 [ 458.104381] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 458.109482] ? __lock_acquire+0x7ec/0x4ec0 [ 458.113723] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 458.118822] ? __lock_acquire+0x7ec/0x4ec0 [ 458.123054] ? should_fail+0x22d/0xd01 [ 458.126952] ? mark_held_locks+0x130/0x130 [ 458.131194] ? mark_held_locks+0x130/0x130 [ 458.135466] ? graph_lock+0x170/0x170 [ 458.139282] ? graph_lock+0x170/0x170 [ 458.143087] ? print_usage_bug+0xc0/0xc0 [ 458.147147] ? wq_watchdog_touch+0x9c/0xfe [ 458.151381] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.156920] ? check_preemption_disabled+0x48/0x200 [ 458.161941] ? check_preemption_disabled+0x48/0x200 [ 458.166967] ? __lock_is_held+0xb5/0x140 [ 458.171036] __alloc_pages_nodemask+0xa80/0xde0 [ 458.175704] ? graph_lock+0x170/0x170 [ 458.179509] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 458.184523] ? graph_lock+0x170/0x170 [ 458.188352] ? find_held_lock+0x36/0x1c0 [ 458.192512] ? ____cache_alloc_node+0x1c7/0x1e0 [ 458.197184] ? lock_downgrade+0x900/0x900 [ 458.201343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.206892] cache_grow_begin+0x91/0x8c0 [ 458.210963] ? do_raw_spin_unlock+0xa7/0x2f0 [ 458.215379] fallback_alloc+0x203/0x2e0 [ 458.219359] ____cache_alloc_node+0x1c7/0x1e0 [ 458.223860] kmem_cache_alloc_node+0xe3/0x730 [ 458.228363] ? ipv6_get_ifaddr+0x42e/0x620 [ 458.232610] __alloc_skb+0x119/0x770 [ 458.236327] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 458.241611] ? skb_scrub_packet+0x490/0x490 [ 458.245952] ? lock_downgrade+0x900/0x900 [ 458.250107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.255648] ? refcount_sub_and_test_checked+0x203/0x310 [ 458.261101] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 458.266552] ? addrconf_rs_timer+0x6f0/0x6f0 [ 458.270983] ndisc_alloc_skb+0x144/0x340 [ 458.275052] ndisc_send_rs+0x331/0x6e0 [ 458.278956] addrconf_rs_timer+0x3c0/0x6f0 [ 458.283200] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.287447] call_timer_fn+0x272/0x920 [ 458.291336] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.295577] ? process_timeout+0x40/0x40 [ 458.299635] ? find_held_lock+0x36/0x1c0 [ 458.303704] ? __run_timers+0x7da/0xc70 [ 458.307684] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.312181] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.316706] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.320955] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 458.325543] ? trace_hardirqs_on+0xbd/0x310 [ 458.329869] ? kasan_check_read+0x11/0x20 [ 458.334022] ? __run_timers+0x7da/0xc70 [ 458.337998] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 458.343466] ? ip_vs_lblcr_done_svc+0x4f0/0x4f0 [ 458.348139] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 458.352388] __run_timers+0x7e5/0xc70 [ 458.356216] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 458.361583] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 458.366614] ? graph_lock+0x170/0x170 [ 458.370452] ? enqueue_hrtimer+0x1a5/0x560 [ 458.374684] ? lock_release+0x970/0x970 [ 458.378677] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 458.383876] ? find_held_lock+0x36/0x1c0 [ 458.387962] ? pvclock_read_flags+0x160/0x160 [ 458.392469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.398005] ? check_preemption_disabled+0x48/0x200 [ 458.403030] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 458.408314] ? rcu_pm_notify+0xc0/0xc0 [ 458.412203] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.417737] ? check_preemption_disabled+0x48/0x200 [ 458.422763] run_timer_softirq+0x52/0xb0 [ 458.426826] ? rcu_read_lock_sched_held+0x108/0x120 [ 458.431846] __do_softirq+0x30b/0xad8 [ 458.435665] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 458.440774] ? pvclock_read_flags+0x160/0x160 [ 458.445267] ? lapic_next_event+0x5a/0x90 [ 458.449415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.454949] ? check_preemption_disabled+0x48/0x200 [ 458.459966] ? check_preemption_disabled+0x48/0x200 [ 458.464989] ? kvm_clock_read+0x18/0x30 [ 458.468961] ? kvm_sched_clock_read+0x9/0x20 [ 458.473374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.478923] ? check_preemption_disabled+0x48/0x200 [ 458.483958] irq_exit+0x17f/0x1c0 [ 458.487417] smp_apic_timer_interrupt+0x1cb/0x760 [ 458.492262] ? smp_reschedule_interrupt+0x109/0x650 [ 458.497278] ? smp_call_function_single_interrupt+0x650/0x650 [ 458.503163] ? interrupt_entry+0xb5/0xf0 [ 458.507229] ? trace_hardirqs_off_caller+0xbb/0x310 [ 458.512246] ? trace_hardirqs_off_caller+0xbb/0x310 [ 458.517264] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 458.522110] ? trace_hardirqs_on_caller+0x310/0x310 [ 458.527124] ? trace_hardirqs_on_caller+0x310/0x310 [ 458.532141] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.537676] ? check_preemption_disabled+0x48/0x200 [ 458.542690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.548234] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 458.553084] apic_timer_interrupt+0xf/0x20 [ 458.557315] [ 458.559556] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 458.564748] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 458.583646] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 458.591353] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 458.598621] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 458.605895] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 458.613167] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 458.620437] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 458.627736] do_exit+0x11ef/0x2610 [ 458.631280] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 458.636305] ? mm_update_next_owner+0x990/0x990 [ 458.640978] ? print_usage_bug+0xc0/0xc0 [ 458.645038] ? graph_lock+0x170/0x170 [ 458.648848] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.654388] ? check_preemption_disabled+0x48/0x200 [ 458.659403] ? check_preemption_disabled+0x48/0x200 [ 458.664424] ? print_usage_bug+0xc0/0xc0 [ 458.668492] ? __lock_acquire+0x7ec/0x4ec0 [ 458.672733] ? __lock_acquire+0x7ec/0x4ec0 [ 458.676985] ? mark_held_locks+0x130/0x130 [ 458.681234] ? mark_held_locks+0x130/0x130 [ 458.685471] ? finish_task_switch+0x1b5/0x900 [ 458.690398] ? __switch_to_asm+0x34/0x70 [ 458.694464] ? __switch_to_asm+0x34/0x70 [ 458.698523] ? __switch_to_asm+0x34/0x70 [ 458.702580] ? __switch_to_asm+0x40/0x70 [ 458.706640] ? __switch_to_asm+0x34/0x70 [ 458.710696] ? __switch_to_asm+0x40/0x70 [ 458.714766] ? __switch_to_asm+0x34/0x70 [ 458.718828] ? __switch_to_asm+0x34/0x70 [ 458.722898] ? __switch_to_asm+0x34/0x70 [ 458.726967] ? __switch_to_asm+0x34/0x70 [ 458.731024] ? __switch_to_asm+0x40/0x70 [ 458.735084] ? __switch_to_asm+0x34/0x70 [ 458.739141] ? __switch_to_asm+0x40/0x70 [ 458.743208] ? graph_lock+0x170/0x170 [ 458.747013] ? graph_lock+0x170/0x170 [ 458.750815] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.756357] ? wait_consider_task+0x245/0x3bb0 [ 458.760944] ? memset+0x31/0x40 [ 458.764232] ? find_held_lock+0x36/0x1c0 [ 458.768306] ? get_signal+0x95b/0x1980 [ 458.772200] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.776693] ? _raw_spin_unlock_irq+0x27/0x80 [ 458.781197] do_group_exit+0x177/0x440 [ 458.785087] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 458.790536] ? __ia32_sys_exit+0x50/0x50 [ 458.794615] get_signal+0x8b0/0x1980 [ 458.798338] ? ptrace_notify+0x130/0x130 [ 458.802399] ? do_wait+0x57d/0xb90 [ 458.805951] ? wait_consider_task+0x3bb0/0x3bb0 [ 458.810622] ? graph_lock+0x170/0x170 [ 458.814418] ? graph_lock+0x170/0x170 [ 458.818223] ? graph_lock+0x170/0x170 [ 458.822037] do_signal+0x9c/0x21e0 [ 458.825577] ? find_held_lock+0x36/0x1c0 [ 458.829645] ? setup_sigcontext+0x7d0/0x7d0 [ 458.834140] ? kernel_wait4+0x2e0/0x3f0 [ 458.838115] ? __ia32_sys_waitid+0x140/0x140 [ 458.842529] ? task_stopped_code+0x190/0x190 [ 458.846949] ? exit_to_usermode_loop+0x8c/0x380 [ 458.851631] ? __do_page_fault+0x4a6/0xed0 [ 458.855866] ? do_syscall_64+0x9a/0x820 [ 458.859846] ? do_syscall_64+0x9a/0x820 [ 458.863824] exit_to_usermode_loop+0x2e5/0x380 [ 458.868409] ? syscall_slow_exit_work+0x520/0x520 [ 458.873315] do_syscall_64+0x6be/0x820 [ 458.877202] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 458.882571] ? syscall_return_slowpath+0x5e0/0x5e0 [ 458.887499] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 458.892346] ? trace_hardirqs_on_caller+0x310/0x310 [ 458.897379] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 458.902401] ? prepare_exit_to_usermode+0x291/0x3b0 [ 458.907425] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 458.912276] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 458.917464] RIP: 0033:0x4110ba [ 458.921118] Code: Bad RIP value. [ 458.924477] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 458.932188] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 458.939452] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 458.946739] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 458.954008] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 458.961276] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 458.968566] warn_alloc_show_mem: 1 callbacks suppressed [ 458.968579] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 458.968581] Mem-Info: [ 458.968613] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 458.968613] active_file:15 inactive_file:18 isolated_file:0 [ 458.968613] unevictable:0 dirty:0 writeback:0 unstable:0 [ 458.968613] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 458.968613] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 458.968613] free:13728 free_pcp:120 free_cma:0 [ 458.973954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 458.980894] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 458.983302] Call Trace: [ 459.016178] Node 0 [ 459.025533] dump_stack+0x1c4/0x2b4 [ 459.053212] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 459.055776] ? dump_stack_print_info.cold.2+0x52/0x52 [ 459.057982] lowmem_reserve[]: [ 459.061612] warn_alloc.cold.119+0xb7/0x1bd [ 459.087080] 0 [ 459.092267] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 459.095344] 2817 [ 459.099660] ? lock_downgrade+0x900/0x900 [ 459.101441] 6321 [ 459.106281] ? trace_hardirqs_off+0xb8/0x310 [ 459.108318] 6321 [ 459.112459] ? trace_hardirqs_off+0xb8/0x310 [ 459.118908] __alloc_pages_slowpath+0x2667/0x2d80 [ 459.120952] Node 0 [ 459.125391] ? warn_alloc+0x120/0x120 [ 459.130202] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 459.132410] ? warn_alloc+0x120/0x120 [ 459.136181] lowmem_reserve[]: [ 459.162902] ? print_usage_bug+0xc0/0xc0 [ 459.166683] 0 [ 459.169781] ? warn_alloc+0x120/0x120 [ 459.173816] 0 [ 459.175616] ? print_usage_bug+0xc0/0xc0 [ 459.179387] 3503 [ 459.181184] ? check_usage+0x1a9/0x790 [ 459.185218] 3503 [ 459.187278] ? check_usage+0x1a9/0x790 [ 459.191143] Node 0 [ 459.193211] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.197121] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 459.199326] ? should_fail+0x22d/0xd01 [ 459.204832] lowmem_reserve[]: [ 459.233199] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 459.237058] 0 [ 459.240160] ? __lock_acquire+0x7ec/0x4ec0 [ 459.245240] 0 [ 459.247041] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 459.251246] 0 [ 459.253045] ? __lock_acquire+0x7ec/0x4ec0 [ 459.258124] 0 [ 459.259934] ? should_fail+0x22d/0xd01 [ 459.265947] ? mark_held_locks+0x130/0x130 [ 459.269801] Node 0 DMA: [ 459.274032] ? mark_held_locks+0x130/0x130 [ 459.274055] ? graph_lock+0x170/0x170 [ 459.276700] 1*4kB [ 459.280932] ? ret_from_fork+0x3a/0x50 [ 459.284708] (U) [ 459.286851] ? __lock_acquire+0x7ec/0x4ec0 [ 459.290711] 0*8kB [ 459.292684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.296900] 0*16kB [ 459.299048] ? check_preemption_disabled+0x48/0x200 [ 459.304552] 1*32kB (U) [ 459.306792] ? check_preemption_disabled+0x48/0x200 [ 459.311778] 2*64kB (U) [ 459.314370] ? __lock_is_held+0xb5/0x140 [ 459.319352] 1*128kB [ 459.321937] __alloc_pages_nodemask+0xa80/0xde0 [ 459.325972] (U) [ 459.328286] ? graph_lock+0x170/0x170 [ 459.332936] 1*256kB [ 459.334923] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 459.338698] (U) [ 459.341013] ? graph_lock+0x170/0x170 [ 459.346003] 0*512kB [ 459.347978] ? find_held_lock+0x36/0x1c0 [ 459.351744] 1*1024kB [ 459.354067] ? ____cache_alloc_node+0x1c7/0x1e0 [ 459.358094] (U) [ 459.360500] ? lock_downgrade+0x900/0x900 [ 459.365142] 1*2048kB [ 459.367118] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.371236] (M) [ 459.373647] cache_grow_begin+0x91/0x8c0 [ 459.379151] 3*4096kB (M) [ 459.381138] ? do_raw_spin_unlock+0xa7/0x2f0 [ 459.385171] = 15908kB [ 459.387929] fallback_alloc+0x203/0x2e0 [ 459.392324] Node 0 [ 459.394730] ____cache_alloc_node+0x1c7/0x1e0 [ 459.398678] DMA32: [ 459.400916] kmem_cache_alloc_node+0xe3/0x730 [ 459.405390] 3*4kB [ 459.407623] ? mark_held_locks+0xc7/0x130 [ 459.412094] (UM) [ 459.414248] __alloc_skb+0x119/0x770 [ 459.418361] 3*8kB [ 459.420423] ? skb_scrub_packet+0x490/0x490 [ 459.424105] (UM) [ 459.426249] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 459.430556] 3*16kB [ 459.432610] ? queue_work_on+0x12c/0x1e0 [ 459.437164] (UM) [ 459.439395] ? switchdev_port_obj_del+0xdc/0x450 [ 459.443423] 1*32kB (M) [ 459.445505] ? switchdev_trans_item_enqueue+0x260/0x260 [ 459.450239] 1*64kB [ 459.452816] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 459.458147] (M) 5*128kB [ 459.460394] __br_mdb_notify+0x4ff/0x15d0 [ 459.465378] (UM) [ 459.468043] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 459.472172] 3*256kB [ 459.474232] ? __br_mdb_add+0x800/0x800 [ 459.479301] (M) [ 459.481623] ? kasan_check_write+0x14/0x20 [ 459.485571] 4*512kB [ 459.487545] ? do_raw_spin_lock+0xc1/0x200 [ 459.491761] (M) [ 459.494082] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 459.498287] 3*1024kB [ 459.500256] ? debug_object_assert_init+0x368/0x4b0 [ 459.505332] (UM) [ 459.507738] ? debug_object_init_on_stack+0x20/0x20 [ 459.512727] 3*2048kB (UM) [ 459.514793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.519781] 3*4096kB [ 459.522635] br_mdb_notify+0x310/0x410 [ 459.528143] (M) [ 459.530551] ? br_mdb_dump+0x2530/0x2530 [ 459.534412] = 25140kB [ 459.536392] br_multicast_del_pg+0x3df/0x790 [ 459.540422] Node 0 [ 459.542829] ? br_mdb_ip_get+0x940/0x940 [ 459.547207] Normal: [ 459.549446] ? kasan_check_write+0x14/0x20 [ 459.553476] 894*4kB [ 459.555792] ? do_raw_spin_lock+0xc1/0x200 [ 459.559995] (UME) [ 459.562318] br_multicast_port_group_expired+0x189/0x1e0 [ 459.566523] 400*8kB [ 459.568670] call_timer_fn+0x272/0x920 [ 459.574086] (ME) [ 459.576406] ? br_multicast_del_pg+0x790/0x790 [ 459.580265] 203*16kB [ 459.582321] ? process_timeout+0x40/0x40 [ 459.586873] (ME) [ 459.589287] ? find_held_lock+0x36/0x1c0 [ 459.593321] 78*32kB [ 459.595383] ? __run_timers+0x7da/0xc70 [ 459.599413] (ME) [ 459.601745] ? _raw_spin_unlock_irq+0x27/0x80 [ 459.605693] 15*64kB [ 459.607747] ? _raw_spin_unlock_irq+0x27/0x80 [ 459.612215] (M) [ 459.614530] ? br_multicast_del_pg+0x790/0x790 [ 459.618999] 3*128kB [ 459.620970] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 459.625525] (UM) [ 459.627844] ? trace_hardirqs_on+0xbd/0x310 [ 459.632402] 0*256kB [ 459.634464] ? kasan_check_read+0x11/0x20 [ 459.638755] 0*512kB [ 459.641073] ? __run_timers+0x7da/0xc70 [ 459.645192] 0*1024kB [ 459.647515] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 459.651459] 0*2048kB [ 459.653860] ? br_multicast_del_pg+0x790/0x790 [ 459.659284] 0*4096kB [ 459.661687] ? br_multicast_del_pg+0x790/0x790 [ 459.666242] = 13864kB [ 459.668644] __run_timers+0x7e5/0xc70 [ 459.673205] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 459.675611] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 459.679382] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 459.688204] ? compat_start_thread+0x80/0x80 [ 459.693542] 412 total pagecache pages [ 459.702111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.706499] 0 pages in swap cache [ 459.710311] ? _raw_spin_unlock_irq+0x60/0x80 [ 459.715826] Swap cache stats: add 0, delete 0, find 0/0 [ 459.719271] ? finish_task_switch+0x1f5/0x900 [ 459.723748] Free swap = 0kB [ 459.729105] ? finish_task_switch+0x1b5/0x900 [ 459.733576] Total swap = 0kB [ 459.736588] ? __switch_to_asm+0x34/0x70 [ 459.741056] 1965979 pages RAM [ 459.744068] ? preempt_notifier_register+0x200/0x200 [ 459.748099] 0 pages HighMem/MovableOnly [ 459.751199] ? __switch_to_asm+0x34/0x70 [ 459.756278] 342745 pages reserved [ 459.760252] ? __switch_to_asm+0x40/0x70 [ 459.764287] 0 pages cma reserved [ 459.767730] ? __switch_to_asm+0x34/0x70 [ 459.771822] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 459.775116] ? __switch_to_asm+0x40/0x70 [ 459.775128] ? __switch_to_asm+0x34/0x70 [ 459.775141] ? __switch_to_asm+0x40/0x70 [ 459.775157] ? __switch_to_asm+0x40/0x70 [ 459.779257] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 459.785685] ? pvclock_read_flags+0x160/0x160 [ 459.789718] syz-executor5 cpuset= [ 459.793776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.797806] / [ 459.801858] ? check_preemption_disabled+0x48/0x200 [ 459.812322] mems_allowed=0 [ 459.816813] ? rcu_pm_notify+0xc0/0xc0 [ 459.839268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.844805] ? check_preemption_disabled+0x48/0x200 [ 459.849831] run_timer_softirq+0x52/0xb0 [ 459.853900] ? rcu_read_lock_sched_held+0x108/0x120 [ 459.858939] __do_softirq+0x30b/0xad8 [ 459.862761] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 459.867865] ? trace_hardirqs_off+0x310/0x310 [ 459.872367] ? trace_hardirqs_on+0x310/0x310 [ 459.876781] ? schedule+0x108/0x460 [ 459.880413] ? __schedule+0x1ed0/0x1ed0 [ 459.884401] ? trace_hardirqs_off+0xb8/0x310 [ 459.888821] ? ___might_sleep+0x1ed/0x300 [ 459.892969] ? smpboot_thread_fn+0x68b/0xa00 [ 459.897377] ? trace_hardirqs_on+0x310/0x310 [ 459.901790] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.907326] ? check_preemption_disabled+0x48/0x200 [ 459.912341] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.917879] ? takeover_tasklets+0xa90/0xa90 [ 459.922308] run_ksoftirqd+0x94/0x100 [ 459.926108] smpboot_thread_fn+0x68b/0xa00 [ 459.930343] ? sort_range+0x30/0x30 [ 459.933972] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 459.939075] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.944616] ? __kthread_parkme+0xfb/0x1a0 [ 459.948855] kthread+0x35a/0x420 [ 459.952225] ? sort_range+0x30/0x30 [ 459.955850] ? kthread_bind+0x40/0x40 [ 459.959664] ret_from_fork+0x3a/0x50 [ 459.963399] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 459.963441] rcu: INFO: rcu_preempt self-detected stall on CPU [ 459.970672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 459.970681] Call Trace: [ 459.985897] [ 459.988772] rcu: 1-...!: (111 ticks this GP) idle=ee6/1/0x4000000000000002 softirq=21846/21846 fqs=1 [ 459.990607] dump_stack+0x1c4/0x2b4 [ 459.990624] ? dump_stack_print_info.cold.2+0x52/0x52 [ 459.990651] warn_alloc.cold.119+0xb7/0x1bd [ 459.990667] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 459.990685] ? lock_downgrade+0x900/0x900 [ 459.990707] ? trace_hardirqs_off+0xb8/0x310 [ 459.990728] ? trace_hardirqs_off+0xb8/0x310 [ 459.990750] __alloc_pages_slowpath+0x2667/0x2d80 [ 459.990791] ? warn_alloc+0x120/0x120 [ 459.990811] ? warn_alloc+0x120/0x120 [ 459.990827] ? print_usage_bug+0xc0/0xc0 [ 460.000553] rcu: [ 460.004199] ? warn_alloc+0x120/0x120 [ 460.009369] (t=10542 jiffies g=23449 q=3) [ 460.013680] ? print_usage_bug+0xc0/0xc0 [ 460.018509] rcu: rcu_preempt kthread starved for 10325 jiffies! g23449 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 460.022639] ? __lock_acquire+0x7ec/0x4ec0 [ 460.027022] rcu: RCU grace-period kthread stack dump: [ 460.031421] ? __lock_acquire+0x7ec/0x4ec0 [ 460.036242] rcu_preempt R [ 460.040044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.043814] running task [ 460.047871] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.050011] 22960 10 2 0x80000000 [ 460.053997] ? should_fail+0x22d/0xd01 [ 460.058208] Call Trace: [ 460.062262] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 460.072733] __schedule+0x86c/0x1ed0 [ 460.076952] ? __lock_acquire+0x7ec/0x4ec0 [ 460.082135] ? __sched_text_start+0x8/0x8 [ 460.086348] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 460.089439] ? __mod_timer+0x6f6/0x1870 [ 460.094958] ? __lock_acquire+0x7ec/0x4ec0 [ 460.098139] ? add_timer_on+0x9f0/0x9f0 [ 460.103657] ? should_fail+0x22d/0xd01 [ 460.107790] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 460.111663] ? mark_held_locks+0x130/0x130 [ 460.114227] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 460.119313] ? mark_held_locks+0x130/0x130 [ 460.123007] ? lockdep_hardirqs_on+0x421/0x5c0 [ 460.127222] ? graph_lock+0x170/0x170 [ 460.131357] ? trace_hardirqs_on+0xbd/0x310 [ 460.136440] ? print_usage_bug+0xc0/0xc0 [ 460.140406] ? kasan_check_read+0x11/0x20 [ 460.144620] ? graph_lock+0x170/0x170 [ 460.148582] ? prepare_to_swait_event+0x25a/0x800 [ 460.152448] ? print_usage_bug+0xc0/0xc0 [ 460.157536] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 460.161754] ? wq_watchdog_touch+0x9c/0xfe [ 460.166848] schedule+0xfe/0x460 [ 460.171063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.175630] ? __schedule+0x1ed0/0x1ed0 [ 460.179410] ? check_preemption_disabled+0x48/0x200 [ 460.183721] ? prepare_to_swait_event+0x25a/0x800 [ 460.187764] ? check_preemption_disabled+0x48/0x200 [ 460.191905] ? __init_swait_queue_head+0x150/0x150 [ 460.195694] ? __lock_is_held+0xb5/0x140 [ 460.200515] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 460.204559] __alloc_pages_nodemask+0xa80/0xde0 [ 460.210082] ? __lockdep_init_map+0x105/0x590 [ 460.214300] ? graph_lock+0x170/0x170 [ 460.217648] ? lockdep_init_map+0x9/0x10 [ 460.223182] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 460.227140] schedule_timeout+0x140/0x260 [ 460.232136] ? graph_lock+0x170/0x170 [ 460.236959] ? usleep_range+0x1a0/0x1a0 [ 460.241965] ? find_held_lock+0x36/0x1c0 [ 460.246872] ? __next_timer_interrupt+0x1a0/0x1a0 [ 460.250933] ? ____cache_alloc_node+0x1c7/0x1e0 [ 460.256009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.260662] ? lock_downgrade+0x900/0x900 [ 460.265146] rcu_gp_kthread+0x9d9/0x2310 [ 460.268932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.272990] ? rcu_gp_init+0x1830/0x1830 [ 460.277975] cache_grow_begin+0x91/0x8c0 [ 460.282112] ? update_curr+0x344/0xbe0 [ 460.285986] ? do_raw_spin_unlock+0xa7/0x2f0 [ 460.289943] ? graph_lock+0x170/0x170 [ 460.293993] fallback_alloc+0x203/0x2e0 [ 460.298816] ? __account_cfs_rq_runtime+0x790/0x790 [ 460.303474] ____cache_alloc_node+0x1c7/0x1e0 [ 460.308990] ? __lock_acquire+0x7ec/0x4ec0 [ 460.313122] kmem_cache_alloc_node+0xe3/0x730 [ 460.317164] ? graph_lock+0x170/0x170 [ 460.322684] ? ipv6_get_ifaddr+0x42e/0x620 [ 460.326730] ? mark_held_locks+0x130/0x130 [ 460.330773] __alloc_skb+0x119/0x770 [ 460.334672] ? __lock_is_held+0xb5/0x140 [ 460.339062] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 460.342843] ? __account_cfs_rq_runtime+0x790/0x790 [ 460.346799] ? skb_scrub_packet+0x490/0x490 [ 460.351809] ? set_next_entity+0x30c/0xc40 [ 460.356278] ? lock_downgrade+0x900/0x900 [ 460.360497] ? mark_held_locks+0x130/0x130 [ 460.364987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.368768] ? rcu_read_lock_sched_held+0x108/0x120 [ 460.372991] ? refcount_sub_and_test_checked+0x203/0x310 [ 460.377207] ? select_task_rq_fair+0x34f0/0x34f0 [ 460.380908] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 460.384957] ? __enqueue_entity+0x10d/0x1f0 [ 460.390219] ? addrconf_rs_timer+0x6f0/0x6f0 [ 460.395218] ? graph_lock+0x170/0x170 [ 460.399527] ndisc_alloc_skb+0x144/0x340 [ 460.403733] ? __lock_is_held+0x51/0x140 [ 460.407868] ndisc_send_rs+0x331/0x6e0 [ 460.412092] ? graph_lock+0x170/0x170 [ 460.417614] addrconf_rs_timer+0x3c0/0x6f0 [ 460.422617] ? set_curr_task_stop+0x90/0xf0 [ 460.428050] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 460.432793] ? __lock_is_held+0x50/0x140 [ 460.438229] call_timer_fn+0x272/0x920 [ 460.442530] ? _raw_spin_unlock_irq+0x27/0x80 [ 460.446941] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 460.450708] ? _raw_spin_unlock_irq+0x27/0x80 [ 460.454753] ? process_timeout+0x40/0x40 [ 460.458799] ? lockdep_hardirqs_on+0x421/0x5c0 [ 460.462671] ? find_held_lock+0x36/0x1c0 [ 460.466454] ? trace_hardirqs_on+0xbd/0x310 [ 460.470674] ? __run_timers+0x7da/0xc70 [ 460.474978] ? kasan_check_read+0x11/0x20 [ 460.479199] ? _raw_spin_unlock_irq+0x27/0x80 [ 460.483263] ? mark_held_locks+0x130/0x130 [ 460.487139] ? _raw_spin_unlock_irq+0x27/0x80 [ 460.491620] ? audit_add_watch+0x5c1/0xdc0 [ 460.495840] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 460.500323] ? kasan_check_write+0x14/0x20 [ 460.504363] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 460.508937] ? finish_task_switch+0x2f5/0x900 [ 460.512980] ? trace_hardirqs_on+0xbd/0x310 [ 460.517289] ? __switch_to_asm+0x40/0x70 [ 460.521249] ? kasan_check_read+0x11/0x20 [ 460.525381] ? preempt_notifier_register+0x200/0x200 [ 460.529858] ? __run_timers+0x7da/0xc70 [ 460.534077] ? __switch_to_asm+0x34/0x70 [ 460.538557] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 460.542773] ? __switch_to_asm+0x34/0x70 [ 460.546993] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 460.551205] ? __switch_to_asm+0x40/0x70 [ 460.555770] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 460.560246] ? __switch_to_asm+0x40/0x70 [ 460.564550] __run_timers+0x7e5/0xc70 [ 460.568595] ? __switch_to_asm+0x34/0x70 [ 460.572734] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 460.577814] ? __switch_to_asm+0x40/0x70 [ 460.581773] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 460.585813] ? __switch_to_asm+0x34/0x70 [ 460.591249] ? graph_lock+0x170/0x170 [ 460.595294] ? __switch_to_asm+0x34/0x70 [ 460.599517] ? enqueue_hrtimer+0x1a5/0x560 [ 460.603558] ? __switch_to_asm+0x40/0x70 [ 460.607784] ? lock_release+0x970/0x970 [ 460.611828] ? __switch_to_asm+0x40/0x70 [ 460.615622] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 460.619663] ? __switch_to_asm+0x34/0x70 [ 460.625015] ? find_held_lock+0x36/0x1c0 [ 460.629057] ? __switch_to_asm+0x40/0x70 [ 460.634062] ? pvclock_read_flags+0x160/0x160 [ 460.638104] ? __schedule+0x874/0x1ed0 [ 460.641895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.645937] ? __switch_to_asm+0x40/0x70 [ 460.650155] ? check_preemption_disabled+0x48/0x200 [ 460.654197] ? __switch_to_asm+0x40/0x70 [ 460.658160] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 460.662202] ? graph_lock+0x170/0x170 [ 460.667371] ? rcu_pm_notify+0xc0/0xc0 [ 460.671422] ? __sched_text_start+0x8/0x8 [ 460.675460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.679507] ? find_held_lock+0x36/0x1c0 [ 460.683980] ? check_preemption_disabled+0x48/0x200 [ 460.687858] ? __kthread_parkme+0xce/0x1a0 [ 460.693377] run_timer_softirq+0x52/0xb0 [ 460.697422] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 460.702416] ? rcu_read_lock_sched_held+0x108/0x120 [ 460.706465] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 460.711725] __do_softirq+0x30b/0xad8 [ 460.715507] ? lockdep_hardirqs_on+0x421/0x5c0 [ 460.719383] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 460.723510] ? trace_hardirqs_on+0xbd/0x310 [ 460.729033] ? pvclock_read_flags+0x160/0x160 [ 460.733079] ? kasan_check_read+0x11/0x20 [ 460.738072] ? lapic_next_event+0x5a/0x90 [ 460.742296] ? __kthread_parkme+0xce/0x1a0 [ 460.746344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.751444] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 460.756445] ? check_preemption_disabled+0x48/0x200 [ 460.761533] ? kasan_check_write+0x14/0x20 [ 460.765313] ? check_preemption_disabled+0x48/0x200 [ 460.769891] ? do_raw_spin_lock+0xc1/0x200 [ 460.774977] ? kvm_clock_read+0x18/0x30 [ 460.779284] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 460.783764] ? kvm_sched_clock_read+0x9/0x20 [ 460.787903] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.792036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.796258] ? __kthread_parkme+0xfb/0x1a0 [ 460.801774] ? check_preemption_disabled+0x48/0x200 [ 460.807211] kthread+0x35a/0x420 [ 460.812218] irq_exit+0x17f/0x1c0 [ 460.816433] ? rcu_gp_init+0x1830/0x1830 [ 460.821434] smp_apic_timer_interrupt+0x1cb/0x760 [ 460.825650] ? kthread_bind+0x40/0x40 [ 460.829608] ? smp_reschedule_interrupt+0x109/0x650 [ 460.834694] ret_from_fork+0x3a/0x50 [ 460.839086] ? smp_call_function_single_interrupt+0x650/0x650 [ 460.844615] NMI backtrace for cpu 1 [ 460.850124] ? interrupt_entry+0xb5/0xf0 [ 460.901026] ? trace_hardirqs_off_caller+0xbb/0x310 [ 460.906055] ? trace_hardirqs_off_caller+0xbb/0x310 [ 460.911074] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 460.915931] ? trace_hardirqs_on_caller+0x310/0x310 [ 460.921379] ? trace_hardirqs_on_caller+0x310/0x310 [ 460.926403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.931949] ? check_preemption_disabled+0x48/0x200 [ 460.936968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.942519] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 460.947373] apic_timer_interrupt+0xf/0x20 [ 460.951603] [ 460.953906] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 460.959106] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 460.978876] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 460.986599] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 460.993867] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 461.001142] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 461.008411] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 461.015776] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 461.023078] do_exit+0x11ef/0x2610 [ 461.026625] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 461.031654] ? mm_update_next_owner+0x990/0x990 [ 461.036340] ? print_usage_bug+0xc0/0xc0 [ 461.040406] ? graph_lock+0x170/0x170 [ 461.044214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.049750] ? check_preemption_disabled+0x48/0x200 [ 461.054769] ? check_preemption_disabled+0x48/0x200 [ 461.059791] ? print_usage_bug+0xc0/0xc0 [ 461.063857] ? __lock_acquire+0x7ec/0x4ec0 [ 461.068105] ? __lock_acquire+0x7ec/0x4ec0 [ 461.072362] ? mark_held_locks+0x130/0x130 [ 461.076611] ? mark_held_locks+0x130/0x130 [ 461.080849] ? finish_task_switch+0x1b5/0x900 [ 461.085352] ? __switch_to_asm+0x34/0x70 [ 461.089419] ? __switch_to_asm+0x34/0x70 [ 461.093484] ? __switch_to_asm+0x34/0x70 [ 461.097543] ? __switch_to_asm+0x40/0x70 [ 461.101610] ? __switch_to_asm+0x34/0x70 [ 461.105672] ? __switch_to_asm+0x40/0x70 [ 461.109729] ? __switch_to_asm+0x34/0x70 [ 461.113793] ? __switch_to_asm+0x34/0x70 [ 461.117852] ? __switch_to_asm+0x34/0x70 [ 461.121926] ? __switch_to_asm+0x34/0x70 [ 461.125990] ? __switch_to_asm+0x40/0x70 [ 461.130047] ? __switch_to_asm+0x34/0x70 [ 461.134108] ? __switch_to_asm+0x40/0x70 [ 461.138175] ? graph_lock+0x170/0x170 [ 461.141979] ? graph_lock+0x170/0x170 [ 461.145788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.151335] ? wait_consider_task+0x245/0x3bb0 [ 461.155929] ? memset+0x31/0x40 [ 461.159218] ? find_held_lock+0x36/0x1c0 [ 461.163292] ? get_signal+0x95b/0x1980 [ 461.167185] ? _raw_spin_unlock_irq+0x27/0x80 [ 461.171688] ? _raw_spin_unlock_irq+0x27/0x80 [ 461.176194] do_group_exit+0x177/0x440 [ 461.180092] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 461.185548] ? __ia32_sys_exit+0x50/0x50 [ 461.189624] get_signal+0x8b0/0x1980 [ 461.193358] ? ptrace_notify+0x130/0x130 [ 461.197422] ? do_wait+0x57d/0xb90 [ 461.200970] ? wait_consider_task+0x3bb0/0x3bb0 [ 461.205636] ? graph_lock+0x170/0x170 [ 461.209441] ? graph_lock+0x170/0x170 [ 461.213243] ? graph_lock+0x170/0x170 [ 461.217061] do_signal+0x9c/0x21e0 [ 461.220623] ? find_held_lock+0x36/0x1c0 [ 461.224698] ? setup_sigcontext+0x7d0/0x7d0 [ 461.229022] ? kernel_wait4+0x2e0/0x3f0 [ 461.233001] ? __ia32_sys_waitid+0x140/0x140 [ 461.237415] ? task_stopped_code+0x190/0x190 [ 461.241835] ? exit_to_usermode_loop+0x8c/0x380 [ 461.246519] ? __do_page_fault+0x4a6/0xed0 [ 461.250759] ? do_syscall_64+0x9a/0x820 [ 461.254734] ? do_syscall_64+0x9a/0x820 [ 461.258714] exit_to_usermode_loop+0x2e5/0x380 [ 461.263302] ? syscall_slow_exit_work+0x520/0x520 [ 461.268161] do_syscall_64+0x6be/0x820 [ 461.272053] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 461.277417] ? syscall_return_slowpath+0x5e0/0x5e0 [ 461.282351] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 461.287198] ? trace_hardirqs_on_caller+0x310/0x310 [ 461.292221] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 461.297260] ? prepare_exit_to_usermode+0x291/0x3b0 [ 461.302285] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 461.307138] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 461.312327] RIP: 0033:0x4110ba [ 461.315531] Code: Bad RIP value. [ 461.318899] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 461.326618] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 461.333896] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 461.341187] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 461.348470] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 461.355744] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 461.363035] warn_alloc_show_mem: 1 callbacks suppressed [ 461.363047] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 461.363049] Mem-Info: [ 461.363082] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 461.363082] active_file:15 inactive_file:18 isolated_file:0 [ 461.363082] unevictable:0 dirty:0 writeback:0 unstable:0 [ 461.363082] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 461.363082] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 461.363082] free:13728 free_pcp:120 free_cma:0 [ 461.368428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 461.368437] Call Trace: [ 461.375375] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 461.377787] [ 461.410658] Node 0 [ 461.420021] dump_stack+0x1c4/0x2b4 [ 461.422601] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 461.450253] ? dump_stack_print_info.cold.2+0x52/0x52 [ 461.452375] lowmem_reserve[]: [ 461.454608] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.458205] 0 [ 461.483724] ? trace_hardirqs_off+0xb8/0x310 [ 461.488897] 2817 [ 461.492001] nmi_cpu_backtrace.cold.3+0x63/0xa2 [ 461.497507] 6321 [ 461.499308] ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f [ 461.503686] 6321 [ 461.505756] nmi_trigger_cpumask_backtrace+0x1b3/0x1ed [ 461.512471] arch_trigger_cpumask_backtrace+0x14/0x20 [ 461.517641] Node 0 [ 461.519697] rcu_dump_cpu_stacks+0x175/0x1c2 [ 461.524972] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 461.530129] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 461.532338] lowmem_reserve[]: [ 461.536744] print_cpu_stall.cold.78+0x2d3/0x524 [ 461.563440] 0 [ 461.568460] ? rcu_dynticks_snap+0x30/0x30 [ 461.571528] 0 3503 [ 461.576302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.578077] 3503 [ 461.582304] ? check_preemption_disabled+0x48/0x200 [ 461.590058] ? check_preemption_disabled+0x48/0x200 [ 461.592100] Node 0 [ 461.597114] ? rcu_test_sync_prims+0x30/0x30 [ 461.602133] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 461.604338] ? __lock_is_held+0xb5/0x140 [ 461.608709] lowmem_reserve[]: 0 [ 461.637087] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.641117] 0 [ 461.644388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.649907] 0 [ 461.651713] ? check_preemption_disabled+0x48/0x200 [ 461.657221] 0 [ 461.659021] rcu_check_callbacks+0xfd9/0x1990 [ 461.665808] ? rcu_cpu_stall_reset+0x220/0x220 [ 461.670267] Node 0 [ 461.674837] ? lock_release+0x970/0x970 [ 461.674850] DMA: [ 461.677080] ? graph_lock+0x170/0x170 [ 461.681028] 1*4kB [ 461.683088] ? graph_lock+0x170/0x170 [ 461.686858] (U) [ 461.689006] ? graph_lock+0x170/0x170 [ 461.692782] 0*8kB [ 461.694753] ? graph_lock+0x170/0x170 [ 461.698530] 0*16kB [ 461.700671] ? find_held_lock+0x36/0x1c0 [ 461.704450] 1*32kB [ 461.706682] ? cpuacct_account_field+0x219/0x3d0 [ 461.710713] (U) [ 461.712942] ? graph_lock+0x170/0x170 [ 461.717676] 2*64kB [ 461.719644] ? find_held_lock+0x36/0x1c0 [ 461.723422] (U) [ 461.725653] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.729690] 1*128kB [ 461.731658] ? check_preemption_disabled+0x48/0x200 [ 461.737167] (U) [ 461.739485] ? check_preemption_disabled+0x48/0x200 [ 461.744476] 1*256kB [ 461.746455] ? trace_hardirqs_off+0xb8/0x310 [ 461.751444] (U) [ 461.753765] ? __lock_is_held+0xb5/0x140 [ 461.758152] 0*512kB [ 461.760123] ? trace_hardirqs_on+0x310/0x310 [ 461.764160] 1*1024kB [ 461.766477] ? check_preemption_disabled+0x48/0x200 [ 461.770857] (U) [ 461.773267] ? raise_softirq+0x199/0x420 [ 461.778256] 1*2048kB [ 461.780227] ? raise_softirq_irqoff+0x2e0/0x2e0 [ 461.784257] (M) [ 461.786663] ? account_system_index_time+0x333/0x5d0 [ 461.791302] 3*4096kB [ 461.793271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.798347] (M) [ 461.800753] ? check_preemption_disabled+0x48/0x200 [ 461.806295] = 15908kB [ 461.808265] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 461.813257] Node 0 [ 461.815660] ? hrtimer_run_queues+0x9a/0x400 [ 461.821168] DMA32: [ 461.823401] ? run_local_timers+0x19b/0x230 [ 461.827783] 3*4kB [ 461.830012] ? timer_clear_idle+0x90/0x90 [ 461.834309] (UM) [ 461.836474] ? irqtime_account_process_tick.isra.6+0x38e/0x490 [ 461.840597] 3*8kB [ 461.842657] ? account_process_tick+0x282/0x350 [ 461.848602] (UM) [ 461.850750] update_process_times+0x2d/0x70 [ 461.850768] tick_sched_handle+0x9f/0x180 [ 461.855414] 3*16kB (UM) [ 461.857483] tick_sched_timer+0x45/0x130 [ 461.861774] 1*32kB (M) [ 461.865924] __hrtimer_run_queues+0x41c/0x10d0 [ 461.868580] 1*64kB [ 461.872639] ? tick_sched_do_timer+0x1a0/0x1a0 [ 461.875196] (M) [ 461.879771] ? hrtimer_start_range_ns+0xe00/0xe00 [ 461.881986] 5*128kB [ 461.886571] ? pvclock_read_flags+0x160/0x160 [ 461.888518] (UM) [ 461.893358] ? trace_hardirqs_on+0x310/0x310 [ 461.895654] 3*256kB [ 461.900142] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 461.902178] (M) [ 461.906581] ? kvm_clock_read+0x18/0x30 [ 461.908879] 4*512kB [ 461.913901] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 461.915849] (M) [ 461.919816] ? ktime_get_update_offsets_now+0x3b6/0x550 [ 461.922115] 3*1024kB [ 461.927125] ? do_timer+0x50/0x50 [ 461.929077] (UM) [ 461.934440] ? trace_hardirqs_on+0x310/0x310 [ 461.936820] 3*2048kB (UM) [ 461.940281] ? do_raw_spin_lock+0xc1/0x200 [ 461.942317] 3*4096kB [ 461.946718] hrtimer_interrupt+0x313/0x780 [ 461.949534] (M) [ 461.953775] smp_apic_timer_interrupt+0x1a1/0x760 [ 461.956146] = 25140kB [ 461.960372] ? smp_call_function_single_interrupt+0x650/0x650 [ 461.962323] Node 0 [ 461.967156] ? interrupt_entry+0xb5/0xf0 [ 461.969546] Normal: [ 461.975432] ? trace_hardirqs_off_caller+0xbb/0x310 [ 461.977644] 894*4kB [ 461.981697] ? trace_hardirqs_off_caller+0xbb/0x310 [ 461.983996] (UME) [ 461.989005] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 461.991300] 400*8kB [ 461.996306] ? trace_hardirqs_on_caller+0x310/0x310 [ 461.998432] (ME) [ 462.003267] ? trace_hardirqs_on_caller+0x310/0x310 [ 462.005567] 203*16kB [ 462.010574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.012612] (ME) [ 462.017624] ? check_preemption_disabled+0x48/0x200 [ 462.020013] 78*32kB [ 462.025546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.027587] (ME) [ 462.032610] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 462.034906] 15*64kB (M) [ 462.040464] apic_timer_interrupt+0xf/0x20 [ 462.042499] 3*128kB [ 462.047321] [ 462.049983] (UM) [ 462.054757] RIP: 0010:kmem_cache_alloc_node+0x247/0x730 [ 462.057065] 0*256kB [ 462.059292] Code: 40 7e 0f 85 32 ff ff ff e8 45 c1 3e ff e9 28 ff ff ff e8 7c 23 c3 ff 48 83 3d 3c 6d 90 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 4b [ 462.061335] 0*512kB [ 462.066685] RSP: 0000:ffff8801d9b571a0 EFLAGS: 00000286 [ 462.068994] 0*1024kB [ 462.087976] ORIG_RAX: ffffffffffffff13 [ 462.090285] 0*2048kB [ 462.095636] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003b367db1 [ 462.098026] 0*4096kB = 13864kB [ 462.101997] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286 [ 462.104392] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 462.111645] RBP: ffff8801d9b57210 R08: ffff8801d9b3ed88 R09: 0000000000000002 [ 462.111657] R10: 0000000000000000 R11: ffff8801d9b3e4c0 R12: ffff8801d9be7680 [ 462.114837] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 462.122088] R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000286 [ 462.122132] ? mark_held_locks+0xc7/0x130 [ 462.130924] 412 total pagecache pages [ 462.138197] __alloc_skb+0x119/0x770 [ 462.145450] 0 pages in swap cache [ 462.154018] ? skb_scrub_packet+0x490/0x490 [ 462.161261] Swap cache stats: add 0, delete 0, find 0/0 [ 462.161271] Free swap = 0kB [ 462.165430] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 462.169194] Total swap = 0kB [ 462.169203] 1965979 pages RAM [ 462.172920] ? queue_work_on+0x12c/0x1e0 [ 462.176346] 0 pages HighMem/MovableOnly [ 462.180666] ? switchdev_port_obj_del+0xdc/0x450 [ 462.185995] 342745 pages reserved [ 462.186004] 0 pages cma reserved [ 462.189021] ? switchdev_trans_item_enqueue+0x260/0x260 [ 462.193644] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 462.196589] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 462.196613] __br_mdb_notify+0x4ff/0x15d0 [ 462.199754] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 462.203748] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 462.207696] syz-executor5 cpuset= [ 462.212453] ? __br_mdb_add+0x800/0x800 [ 462.215873] / [ 462.219247] ? kasan_check_write+0x14/0x20 [ 462.224585] mems_allowed=0 [ 462.231069] ? do_raw_spin_lock+0xc1/0x200 [ 462.276211] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 462.281317] ? debug_object_assert_init+0x368/0x4b0 [ 462.286334] ? debug_object_init_on_stack+0x20/0x20 [ 462.291354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.296914] br_mdb_notify+0x310/0x410 [ 462.300820] ? br_mdb_dump+0x2530/0x2530 [ 462.304907] br_multicast_del_pg+0x3df/0x790 [ 462.309329] ? br_mdb_ip_get+0x940/0x940 [ 462.313404] ? kasan_check_write+0x14/0x20 [ 462.317651] ? do_raw_spin_lock+0xc1/0x200 [ 462.321916] br_multicast_port_group_expired+0x189/0x1e0 [ 462.327372] call_timer_fn+0x272/0x920 [ 462.331258] ? br_multicast_del_pg+0x790/0x790 [ 462.335841] ? process_timeout+0x40/0x40 [ 462.339905] ? find_held_lock+0x36/0x1c0 [ 462.343981] ? __run_timers+0x7da/0xc70 [ 462.347958] ? _raw_spin_unlock_irq+0x27/0x80 [ 462.352454] ? _raw_spin_unlock_irq+0x27/0x80 [ 462.356948] ? br_multicast_del_pg+0x790/0x790 [ 462.361529] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 462.366116] ? trace_hardirqs_on+0xbd/0x310 [ 462.370447] ? kasan_check_read+0x11/0x20 [ 462.374596] ? __run_timers+0x7da/0xc70 [ 462.378579] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 462.384038] ? br_multicast_del_pg+0x790/0x790 [ 462.388624] ? br_multicast_del_pg+0x790/0x790 [ 462.393212] __run_timers+0x7e5/0xc70 [ 462.397028] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 462.402388] ? compat_start_thread+0x80/0x80 [ 462.406804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.412353] ? _raw_spin_unlock_irq+0x60/0x80 [ 462.416856] ? finish_task_switch+0x1f5/0x900 [ 462.421358] ? finish_task_switch+0x1b5/0x900 [ 462.425857] ? __switch_to_asm+0x34/0x70 [ 462.429960] ? preempt_notifier_register+0x200/0x200 [ 462.435069] ? __switch_to_asm+0x34/0x70 [ 462.439133] ? __switch_to_asm+0x40/0x70 [ 462.443191] ? __switch_to_asm+0x34/0x70 [ 462.447250] ? __switch_to_asm+0x40/0x70 [ 462.451310] ? __switch_to_asm+0x34/0x70 [ 462.455370] ? __switch_to_asm+0x40/0x70 [ 462.459437] ? __switch_to_asm+0x40/0x70 [ 462.463508] ? pvclock_read_flags+0x160/0x160 [ 462.468008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.473548] ? check_preemption_disabled+0x48/0x200 [ 462.478582] ? rcu_pm_notify+0xc0/0xc0 [ 462.482472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.488020] ? check_preemption_disabled+0x48/0x200 [ 462.493046] run_timer_softirq+0x52/0xb0 [ 462.497114] ? rcu_read_lock_sched_held+0x108/0x120 [ 462.502135] __do_softirq+0x30b/0xad8 [ 462.505953] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 462.511060] ? trace_hardirqs_off+0x310/0x310 [ 462.515557] ? trace_hardirqs_on+0x310/0x310 [ 462.519981] ? schedule+0x108/0x460 [ 462.523614] ? __schedule+0x1ed0/0x1ed0 [ 462.527594] ? trace_hardirqs_off+0xb8/0x310 [ 462.532005] ? ___might_sleep+0x1ed/0x300 [ 462.536153] ? smpboot_thread_fn+0x68b/0xa00 [ 462.540564] ? trace_hardirqs_on+0x310/0x310 [ 462.544975] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.550516] ? check_preemption_disabled+0x48/0x200 [ 462.555532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.561075] ? takeover_tasklets+0xa90/0xa90 [ 462.565486] run_ksoftirqd+0x94/0x100 [ 462.569286] smpboot_thread_fn+0x68b/0xa00 [ 462.573529] ? sort_range+0x30/0x30 [ 462.577158] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 462.582264] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.587799] ? __kthread_parkme+0xfb/0x1a0 [ 462.592041] kthread+0x35a/0x420 [ 462.595409] ? sort_range+0x30/0x30 [ 462.599043] ? kthread_bind+0x40/0x40 [ 462.602849] ret_from_fork+0x3a/0x50 [ 462.606589] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 462.607101] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 462.613876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 462.624180] ksoftirqd/1 cpuset= [ 462.633514] Call Trace: [ 462.633524] / [ 462.636790] [ 462.639360] mems_allowed=0 [ 462.641065] dump_stack+0x1c4/0x2b4 [ 462.649729] ? dump_stack_print_info.cold.2+0x52/0x52 [ 462.654941] warn_alloc.cold.119+0xb7/0x1bd [ 462.659267] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 462.664113] ? lock_downgrade+0x900/0x900 [ 462.668269] ? trace_hardirqs_off+0xb8/0x310 [ 462.672684] ? trace_hardirqs_off+0xb8/0x310 [ 462.677107] __alloc_pages_slowpath+0x2667/0x2d80 [ 462.681979] ? warn_alloc+0x120/0x120 [ 462.685781] ? lock_release+0x970/0x970 [ 462.689756] ? warn_alloc+0x120/0x120 [ 462.693559] ? print_usage_bug+0xc0/0xc0 [ 462.697623] ? warn_alloc+0x120/0x120 [ 462.701428] ? print_usage_bug+0xc0/0xc0 [ 462.705494] ? __lock_acquire+0x7ec/0x4ec0 [ 462.709730] ? __lock_acquire+0x7ec/0x4ec0 [ 462.713967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.719506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 462.725048] ? should_fail+0x22d/0xd01 [ 462.728947] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 462.734053] ? __lock_acquire+0x7ec/0x4ec0 [ 462.738295] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 462.743397] ? __lock_acquire+0x7ec/0x4ec0 [ 462.747630] ? should_fail+0x22d/0xd01 [ 462.751526] ? mark_held_locks+0x130/0x130 [ 462.755767] ? mark_held_locks+0x130/0x130 [ 462.760002] ? graph_lock+0x170/0x170 [ 462.763806] ? print_usage_bug+0xc0/0xc0 [ 462.767868] ? graph_lock+0x170/0x170 [ 462.771689] ? print_usage_bug+0xc0/0xc0 [ 462.775767] ? wq_watchdog_touch+0x9c/0xfe [ 462.780004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.785538] ? check_preemption_disabled+0x48/0x200 [ 462.790550] ? check_preemption_disabled+0x48/0x200 [ 462.795577] ? __lock_is_held+0xb5/0x140 [ 462.799648] __alloc_pages_nodemask+0xa80/0xde0 [ 462.804321] ? graph_lock+0x170/0x170 [ 462.808134] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 462.813146] ? graph_lock+0x170/0x170 [ 462.816964] ? find_held_lock+0x36/0x1c0 [ 462.821034] ? ____cache_alloc_node+0x1c7/0x1e0 [ 462.825703] ? lock_downgrade+0x900/0x900 [ 462.829857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.835408] cache_grow_begin+0x91/0x8c0 [ 462.839477] ? do_raw_spin_unlock+0xa7/0x2f0 [ 462.843903] fallback_alloc+0x203/0x2e0 [ 462.847901] ____cache_alloc_node+0x1c7/0x1e0 [ 462.852408] kmem_cache_alloc_node+0xe3/0x730 [ 462.856914] ? ipv6_get_ifaddr+0x42e/0x620 [ 462.861167] __alloc_skb+0x119/0x770 [ 462.864903] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 462.870195] ? skb_scrub_packet+0x490/0x490 [ 462.874516] ? lock_downgrade+0x900/0x900 [ 462.878671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 462.884208] ? refcount_sub_and_test_checked+0x203/0x310 [ 462.889681] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 462.895140] ? addrconf_rs_timer+0x6f0/0x6f0 [ 462.899566] ndisc_alloc_skb+0x144/0x340 [ 462.903636] ndisc_send_rs+0x331/0x6e0 [ 462.907530] addrconf_rs_timer+0x3c0/0x6f0 [ 462.911771] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.916024] call_timer_fn+0x272/0x920 [ 462.919927] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.924620] ? process_timeout+0x40/0x40 [ 462.928681] ? find_held_lock+0x36/0x1c0 [ 462.932756] ? __run_timers+0x7da/0xc70 [ 462.936732] ? _raw_spin_unlock_irq+0x27/0x80 [ 462.941223] ? _raw_spin_unlock_irq+0x27/0x80 [ 462.945737] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.949977] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 462.954563] ? trace_hardirqs_on+0xbd/0x310 [ 462.958892] ? kasan_check_read+0x11/0x20 [ 462.963058] ? __run_timers+0x7da/0xc70 [ 462.967034] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 462.972489] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.976733] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 462.980990] __run_timers+0x7e5/0xc70 [ 462.984808] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 462.990174] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 462.995195] ? graph_lock+0x170/0x170 [ 462.999030] ? enqueue_hrtimer+0x1a5/0x560 [ 463.003266] ? lock_release+0x970/0x970 [ 463.007243] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 463.012446] ? find_held_lock+0x36/0x1c0 [ 463.016521] ? pvclock_read_flags+0x160/0x160 [ 463.021021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.026560] ? check_preemption_disabled+0x48/0x200 [ 463.031590] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 463.036880] ? rcu_pm_notify+0xc0/0xc0 [ 463.040786] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.046327] ? check_preemption_disabled+0x48/0x200 [ 463.051367] run_timer_softirq+0x52/0xb0 [ 463.055467] ? rcu_read_lock_sched_held+0x108/0x120 [ 463.060500] __do_softirq+0x30b/0xad8 [ 463.064328] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 463.069458] ? pvclock_read_flags+0x160/0x160 [ 463.073965] ? lapic_next_event+0x5a/0x90 [ 463.078120] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.083663] ? check_preemption_disabled+0x48/0x200 [ 463.088683] ? check_preemption_disabled+0x48/0x200 [ 463.093716] ? kvm_clock_read+0x18/0x30 [ 463.097705] ? kvm_sched_clock_read+0x9/0x20 [ 463.102129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.107682] ? check_preemption_disabled+0x48/0x200 [ 463.112744] irq_exit+0x17f/0x1c0 [ 463.116212] smp_apic_timer_interrupt+0x1cb/0x760 [ 463.121067] ? smp_reschedule_interrupt+0x109/0x650 [ 463.126094] ? smp_call_function_single_interrupt+0x650/0x650 [ 463.131993] ? interrupt_entry+0xb5/0xf0 [ 463.136068] ? trace_hardirqs_off_caller+0xbb/0x310 [ 463.141099] ? trace_hardirqs_off_caller+0xbb/0x310 [ 463.146135] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 463.150988] ? trace_hardirqs_on_caller+0x310/0x310 [ 463.156026] ? trace_hardirqs_on_caller+0x310/0x310 [ 463.161051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.166603] ? check_preemption_disabled+0x48/0x200 [ 463.171627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.177196] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 463.182071] apic_timer_interrupt+0xf/0x20 [ 463.186318] [ 463.188572] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 463.193779] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 463.212698] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 463.220431] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 463.227716] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 463.235021] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 463.242311] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 463.249599] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 463.257040] do_exit+0x11ef/0x2610 [ 463.260622] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 463.265666] ? mm_update_next_owner+0x990/0x990 [ 463.270363] ? print_usage_bug+0xc0/0xc0 [ 463.274471] ? graph_lock+0x170/0x170 [ 463.278302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.283861] ? check_preemption_disabled+0x48/0x200 [ 463.288992] ? check_preemption_disabled+0x48/0x200 [ 463.294031] ? print_usage_bug+0xc0/0xc0 [ 463.298120] ? __lock_acquire+0x7ec/0x4ec0 [ 463.302377] ? __lock_acquire+0x7ec/0x4ec0 [ 463.306647] ? mark_held_locks+0x130/0x130 [ 463.310913] ? mark_held_locks+0x130/0x130 [ 463.315169] ? finish_task_switch+0x1b5/0x900 [ 463.319674] ? __switch_to_asm+0x34/0x70 [ 463.323757] ? __switch_to_asm+0x34/0x70 [ 463.327840] ? __switch_to_asm+0x34/0x70 [ 463.331921] ? __switch_to_asm+0x40/0x70 [ 463.336000] ? __switch_to_asm+0x34/0x70 [ 463.340061] ? __switch_to_asm+0x40/0x70 [ 463.344123] ? __switch_to_asm+0x34/0x70 [ 463.348193] ? __switch_to_asm+0x34/0x70 [ 463.352260] ? __switch_to_asm+0x34/0x70 [ 463.356337] ? __switch_to_asm+0x34/0x70 [ 463.360404] ? __switch_to_asm+0x40/0x70 [ 463.364478] ? __switch_to_asm+0x34/0x70 [ 463.368546] ? __switch_to_asm+0x40/0x70 [ 463.372618] ? graph_lock+0x170/0x170 [ 463.376435] ? graph_lock+0x170/0x170 [ 463.380243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.385797] ? wait_consider_task+0x245/0x3bb0 [ 463.390408] ? memset+0x31/0x40 [ 463.393701] ? find_held_lock+0x36/0x1c0 [ 463.397775] ? get_signal+0x95b/0x1980 [ 463.401667] ? _raw_spin_unlock_irq+0x27/0x80 [ 463.406161] ? _raw_spin_unlock_irq+0x27/0x80 [ 463.410668] do_group_exit+0x177/0x440 [ 463.414564] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 463.420017] ? __ia32_sys_exit+0x50/0x50 [ 463.424115] get_signal+0x8b0/0x1980 [ 463.427840] ? ptrace_notify+0x130/0x130 [ 463.431908] ? do_wait+0x57d/0xb90 [ 463.435459] ? wait_consider_task+0x3bb0/0x3bb0 [ 463.440130] ? graph_lock+0x170/0x170 [ 463.443940] ? graph_lock+0x170/0x170 [ 463.447769] ? graph_lock+0x170/0x170 [ 463.451588] do_signal+0x9c/0x21e0 [ 463.455129] ? find_held_lock+0x36/0x1c0 [ 463.459203] ? setup_sigcontext+0x7d0/0x7d0 [ 463.463535] ? kernel_wait4+0x2e0/0x3f0 [ 463.467515] ? __ia32_sys_waitid+0x140/0x140 [ 463.471941] ? task_stopped_code+0x190/0x190 [ 463.476358] ? exit_to_usermode_loop+0x8c/0x380 [ 463.481045] ? __do_page_fault+0x4a6/0xed0 [ 463.485283] ? do_syscall_64+0x9a/0x820 [ 463.489256] ? do_syscall_64+0x9a/0x820 [ 463.493237] exit_to_usermode_loop+0x2e5/0x380 [ 463.497825] ? syscall_slow_exit_work+0x520/0x520 [ 463.502682] do_syscall_64+0x6be/0x820 [ 463.506573] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 463.511964] ? syscall_return_slowpath+0x5e0/0x5e0 [ 463.516903] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 463.521945] ? trace_hardirqs_on_caller+0x310/0x310 [ 463.526975] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 463.532011] ? prepare_exit_to_usermode+0x291/0x3b0 [ 463.537034] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 463.541900] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 463.547094] RIP: 0033:0x4110ba [ 463.550295] Code: Bad RIP value. [ 463.553653] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 463.561365] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 463.568639] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 463.575924] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 463.583192] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 463.590460] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 463.597747] Mem-Info: [ 463.597761] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 463.597772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 463.600184] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 463.600184] active_file:15 inactive_file:18 isolated_file:0 [ 463.600184] unevictable:0 dirty:0 writeback:0 unstable:0 [ 463.600184] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 463.600184] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 463.600184] free:13728 free_pcp:120 free_cma:0 [ 463.607085] Call Trace: [ 463.616451] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 463.616486] Node 0 [ 463.649380] dump_stack+0x1c4/0x2b4 [ 463.651969] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 463.679637] ? dump_stack_print_info.cold.2+0x52/0x52 [ 463.681852] lowmem_reserve[]: [ 463.685484] warn_alloc.cold.119+0xb7/0x1bd [ 463.710966] 0 [ 463.716159] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 463.719230] 2817 [ 463.723547] ? lock_downgrade+0x900/0x900 [ 463.725324] 6321 [ 463.730177] ? trace_hardirqs_off+0xb8/0x310 [ 463.732205] 6321 [ 463.736350] ? trace_hardirqs_off+0xb8/0x310 [ 463.738385] Node 0 [ 463.742791] __alloc_pages_slowpath+0x2667/0x2d80 [ 463.744848] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 463.749257] ? warn_alloc+0x120/0x120 [ 463.751444] lowmem_reserve[]: [ 463.756285] ? warn_alloc+0x120/0x120 [ 463.782991] 0 [ 463.786798] ? print_usage_bug+0xc0/0xc0 [ 463.789864] 0 3503 [ 463.793685] ? warn_alloc+0x120/0x120 [ 463.795461] 3503 [ 463.799518] ? print_usage_bug+0xc0/0xc0 [ 463.801730] Node 0 [ 463.805528] ? check_usage+0x1a9/0x790 [ 463.807605] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 463.811636] ? check_usage+0x1a9/0x790 [ 463.813845] lowmem_reserve[]: [ 463.817730] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.846083] 0 [ 463.849980] ? should_fail+0x22d/0xd01 [ 463.853058] 0 0 [ 463.858612] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 463.860385] 0 [ 463.864267] ? __lock_acquire+0x7ec/0x4ec0 [ 463.871326] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 463.873101] Node 0 [ 463.877335] ? __lock_acquire+0x7ec/0x4ec0 [ 463.882410] DMA: 1*4kB [ 463.884663] ? should_fail+0x22d/0xd01 [ 463.884690] ? mark_held_locks+0x130/0x130 [ 463.888900] (U) [ 463.891487] ? mark_held_locks+0x130/0x130 [ 463.895338] 0*8kB 0*16kB [ 463.899585] ? graph_lock+0x170/0x170 [ 463.901550] 1*32kB [ 463.905784] ? ret_from_fork+0x3a/0x50 [ 463.908527] (U) [ 463.912328] ? __lock_acquire+0x7ec/0x4ec0 [ 463.914530] 2*64kB (U) [ 463.918430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.920376] 1*128kB [ 463.924607] ? check_preemption_disabled+0x48/0x200 [ 463.927165] (U) [ 463.932697] ? check_preemption_disabled+0x48/0x200 [ 463.934997] 1*256kB [ 463.940026] ? __lock_is_held+0xb5/0x140 [ 463.941963] (U) [ 463.946982] __alloc_pages_nodemask+0xa80/0xde0 [ 463.949278] 0*512kB [ 463.953336] ? graph_lock+0x170/0x170 [ 463.955285] 1*1024kB [ 463.959951] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 463.962245] (U) [ 463.966050] ? graph_lock+0x170/0x170 [ 463.968435] 1*2048kB [ 463.973455] ? find_held_lock+0x36/0x1c0 [ 463.975396] (M) [ 463.979288] ? ____cache_alloc_node+0x1c7/0x1e0 [ 463.981664] 3*4096kB [ 463.985722] ? lock_downgrade+0x900/0x900 [ 463.987668] (M) [ 463.992339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 463.994719] = 15908kB [ 463.998867] cache_grow_begin+0x91/0x8c0 [ 464.000816] Node 0 [ 464.006349] ? do_raw_spin_unlock+0xa7/0x2f0 [ 464.008733] DMA32: 3*4kB [ 464.012806] fallback_alloc+0x203/0x2e0 [ 464.015007] (UM) [ 464.019414] ____cache_alloc_node+0x1c7/0x1e0 [ 464.022140] 3*8kB [ 464.026116] kmem_cache_alloc_node+0xe3/0x730 [ 464.028149] (UM) [ 464.032645] ? mark_held_locks+0xc7/0x130 [ 464.034773] 3*16kB [ 464.039274] __alloc_skb+0x119/0x770 [ 464.041304] (UM) [ 464.045459] ? skb_scrub_packet+0x490/0x490 [ 464.047671] 1*32kB [ 464.051384] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 464.053668] (M) [ 464.057998] ? queue_work_on+0x12c/0x1e0 [ 464.060202] 1*64kB [ 464.064808] ? switchdev_port_obj_del+0xdc/0x450 [ 464.066753] (M) [ 464.070816] ? switchdev_trans_item_enqueue+0x260/0x260 [ 464.073023] 5*128kB [ 464.077775] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 464.079721] (UM) [ 464.085086] __br_mdb_notify+0x4ff/0x15d0 [ 464.087382] 3*256kB [ 464.092394] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 464.094421] (M) 4*512kB [ 464.098588] ? __br_mdb_add+0x800/0x800 [ 464.100881] (M) [ 464.105995] ? kasan_check_write+0x14/0x20 [ 464.108637] 3*1024kB [ 464.112605] ? do_raw_spin_lock+0xc1/0x200 [ 464.114556] (UM) [ 464.118788] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 464.121168] 3*2048kB [ 464.125396] ? debug_object_assert_init+0x368/0x4b0 [ 464.127431] (UM) [ 464.132544] ? debug_object_init_on_stack+0x20/0x20 [ 464.134934] 3*4096kB [ 464.139949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.141983] (M) [ 464.147002] br_mdb_notify+0x310/0x410 [ 464.149386] = 25140kB [ 464.154931] ? br_mdb_dump+0x2530/0x2530 [ 464.156895] Node 0 [ 464.160794] br_multicast_del_pg+0x3df/0x790 [ 464.163171] Normal: [ 464.167237] ? br_mdb_ip_get+0x940/0x940 [ 464.169447] 894*4kB [ 464.173859] ? kasan_check_write+0x14/0x20 [ 464.176144] (UME) 400*8kB [ 464.180219] ? do_raw_spin_lock+0xc1/0x200 [ 464.182516] (ME) [ 464.186757] br_multicast_port_group_expired+0x189/0x1e0 [ 464.189597] 203*16kB [ 464.193852] call_timer_fn+0x272/0x920 [ 464.195890] (ME) [ 464.201342] ? br_multicast_del_pg+0x790/0x790 [ 464.203734] 78*32kB [ 464.207623] ? process_timeout+0x40/0x40 [ 464.209660] (ME) [ 464.214237] ? find_held_lock+0x36/0x1c0 [ 464.214262] ? __run_timers+0x7da/0xc70 [ 464.216559] 15*64kB [ 464.220629] ? _raw_spin_unlock_irq+0x27/0x80 [ 464.222672] (M) [ 464.226729] ? _raw_spin_unlock_irq+0x27/0x80 [ 464.230677] 3*128kB [ 464.232996] ? br_multicast_del_pg+0x790/0x790 [ 464.237461] (UM) 0*256kB [ 464.239451] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 464.243914] 0*512kB [ 464.246243] ? trace_hardirqs_on+0xbd/0x310 [ 464.250795] 0*1024kB 0*2048kB [ 464.253569] ? kasan_check_read+0x11/0x20 [ 464.258118] 0*4096kB [ 464.260447] ? __run_timers+0x7da/0xc70 [ 464.264740] = 13864kB [ 464.267939] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 464.272061] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 464.274464] ? br_multicast_del_pg+0x790/0x790 [ 464.278416] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 464.280822] ? br_multicast_del_pg+0x790/0x790 [ 464.286248] 412 total pagecache pages [ 464.295094] __run_timers+0x7e5/0xc70 [ 464.299663] 0 pages in swap cache [ 464.308250] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 464.312811] Swap cache stats: add 0, delete 0, find 0/0 [ 464.312821] Free swap = 0kB [ 464.316621] ? compat_start_thread+0x80/0x80 [ 464.320393] Total swap = 0kB [ 464.323846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.329186] 1965979 pages RAM [ 464.334555] ? _raw_spin_unlock_irq+0x60/0x80 [ 464.337548] 0 pages HighMem/MovableOnly [ 464.341957] ? finish_task_switch+0x1f5/0x900 [ 464.344946] 342745 pages reserved [ 464.350522] ? finish_task_switch+0x1b5/0x900 [ 464.350539] ? __switch_to_asm+0x34/0x70 [ 464.353616] 0 pages cma reserved [ 464.353695] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 464.358131] ? preempt_notifier_register+0x200/0x200 [ 464.362138] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 464.366571] ? __switch_to_asm+0x34/0x70 [ 464.369995] syz-executor5 cpuset= [ 464.374667] ? __switch_to_asm+0x40/0x70 [ 464.378701] / [ 464.382063] ? __switch_to_asm+0x34/0x70 [ 464.388538] mems_allowed=0 [ 464.393634] ? __switch_to_asm+0x40/0x70 [ 464.393650] ? __switch_to_asm+0x34/0x70 [ 464.432449] ? __switch_to_asm+0x40/0x70 [ 464.436519] ? __switch_to_asm+0x40/0x70 [ 464.440596] ? pvclock_read_flags+0x160/0x160 [ 464.445101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.450646] ? check_preemption_disabled+0x48/0x200 [ 464.455683] ? rcu_pm_notify+0xc0/0xc0 [ 464.459584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.465123] ? check_preemption_disabled+0x48/0x200 [ 464.470147] run_timer_softirq+0x52/0xb0 [ 464.474210] ? rcu_read_lock_sched_held+0x108/0x120 [ 464.479230] __do_softirq+0x30b/0xad8 [ 464.483051] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 464.488161] ? trace_hardirqs_off+0x310/0x310 [ 464.492664] ? trace_hardirqs_on+0x310/0x310 [ 464.497082] ? schedule+0x108/0x460 [ 464.500717] ? __schedule+0x1ed0/0x1ed0 [ 464.504702] ? trace_hardirqs_off+0xb8/0x310 [ 464.509117] ? ___might_sleep+0x1ed/0x300 [ 464.513266] ? smpboot_thread_fn+0x68b/0xa00 [ 464.517683] ? trace_hardirqs_on+0x310/0x310 [ 464.522099] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.527642] ? check_preemption_disabled+0x48/0x200 [ 464.532670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.538354] ? takeover_tasklets+0xa90/0xa90 [ 464.542768] run_ksoftirqd+0x94/0x100 [ 464.546575] smpboot_thread_fn+0x68b/0xa00 [ 464.550817] ? sort_range+0x30/0x30 [ 464.554456] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 464.559568] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.565110] ? __kthread_parkme+0xfb/0x1a0 [ 464.569357] kthread+0x35a/0x420 [ 464.572752] ? sort_range+0x30/0x30 [ 464.576395] ? kthread_bind+0x40/0x40 [ 464.580207] ret_from_fork+0x3a/0x50 [ 464.583955] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 464.584099] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 464.591236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 464.601536] ksoftirqd/1 cpuset= [ 464.610878] Call Trace: [ 464.610896] / [ 464.614164] [ 464.616736] mems_allowed=0 [ 464.618441] dump_stack+0x1c4/0x2b4 [ 464.627116] ? dump_stack_print_info.cold.2+0x52/0x52 [ 464.632322] warn_alloc.cold.119+0xb7/0x1bd [ 464.636651] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 464.641501] ? lock_downgrade+0x900/0x900 [ 464.645661] ? trace_hardirqs_off+0xb8/0x310 [ 464.650078] ? trace_hardirqs_off+0xb8/0x310 [ 464.654503] __alloc_pages_slowpath+0x2667/0x2d80 [ 464.659381] ? warn_alloc+0x120/0x120 [ 464.663191] ? warn_alloc+0x120/0x120 [ 464.666999] ? print_usage_bug+0xc0/0xc0 [ 464.671062] ? warn_alloc+0x120/0x120 [ 464.674868] ? print_usage_bug+0xc0/0xc0 [ 464.678943] ? __lock_acquire+0x7ec/0x4ec0 [ 464.683176] ? __lock_acquire+0x7ec/0x4ec0 [ 464.687411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.692955] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.698493] ? should_fail+0x22d/0xd01 [ 464.702386] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 464.707493] ? __lock_acquire+0x7ec/0x4ec0 [ 464.711733] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 464.716838] ? __lock_acquire+0x7ec/0x4ec0 [ 464.721078] ? should_fail+0x22d/0xd01 [ 464.724978] ? mark_held_locks+0x130/0x130 [ 464.729217] ? mark_held_locks+0x130/0x130 [ 464.733454] ? graph_lock+0x170/0x170 [ 464.737259] ? print_usage_bug+0xc0/0xc0 [ 464.741320] ? graph_lock+0x170/0x170 [ 464.745118] ? print_usage_bug+0xc0/0xc0 [ 464.749183] ? wq_watchdog_touch+0x9c/0xfe [ 464.753423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.759051] ? check_preemption_disabled+0x48/0x200 [ 464.764066] ? check_preemption_disabled+0x48/0x200 [ 464.769104] ? __lock_is_held+0xb5/0x140 [ 464.773177] __alloc_pages_nodemask+0xa80/0xde0 [ 464.777850] ? graph_lock+0x170/0x170 [ 464.781667] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 464.786682] ? graph_lock+0x170/0x170 [ 464.790499] ? find_held_lock+0x36/0x1c0 [ 464.794571] ? ____cache_alloc_node+0x1c7/0x1e0 [ 464.799244] ? lock_downgrade+0x900/0x900 [ 464.803406] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.808967] cache_grow_begin+0x91/0x8c0 [ 464.813035] ? do_raw_spin_unlock+0xa7/0x2f0 [ 464.817457] fallback_alloc+0x203/0x2e0 [ 464.821442] ____cache_alloc_node+0x1c7/0x1e0 [ 464.825953] kmem_cache_alloc_node+0xe3/0x730 [ 464.830458] ? ipv6_get_ifaddr+0x42e/0x620 [ 464.834720] __alloc_skb+0x119/0x770 [ 464.838436] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 464.843718] ? skb_scrub_packet+0x490/0x490 [ 464.848039] ? lock_downgrade+0x900/0x900 [ 464.852200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.857743] ? refcount_sub_and_test_checked+0x203/0x310 [ 464.863196] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 464.868654] ? addrconf_rs_timer+0x6f0/0x6f0 [ 464.873094] ndisc_alloc_skb+0x144/0x340 [ 464.877162] ndisc_send_rs+0x331/0x6e0 [ 464.881058] addrconf_rs_timer+0x3c0/0x6f0 [ 464.885306] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.889559] call_timer_fn+0x272/0x920 [ 464.893455] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.897705] ? process_timeout+0x40/0x40 [ 464.901775] ? find_held_lock+0x36/0x1c0 [ 464.905851] ? __run_timers+0x7da/0xc70 [ 464.909840] ? _raw_spin_unlock_irq+0x27/0x80 [ 464.914347] ? _raw_spin_unlock_irq+0x27/0x80 [ 464.918855] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.923602] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 464.928199] ? trace_hardirqs_on+0xbd/0x310 [ 464.932531] ? kasan_check_read+0x11/0x20 [ 464.936690] ? __run_timers+0x7da/0xc70 [ 464.940678] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 464.946162] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.950437] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 464.954693] __run_timers+0x7e5/0xc70 [ 464.958523] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 464.963915] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 464.968948] ? graph_lock+0x170/0x170 [ 464.972779] ? enqueue_hrtimer+0x1a5/0x560 [ 464.977025] ? lock_release+0x970/0x970 [ 464.981014] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 464.986215] ? find_held_lock+0x36/0x1c0 [ 464.990299] ? pvclock_read_flags+0x160/0x160 [ 464.994803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.000346] ? check_preemption_disabled+0x48/0x200 [ 465.005375] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 465.010663] ? rcu_pm_notify+0xc0/0xc0 [ 465.014569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.020112] ? check_preemption_disabled+0x48/0x200 [ 465.025145] run_timer_softirq+0x52/0xb0 [ 465.029220] ? rcu_read_lock_sched_held+0x108/0x120 [ 465.034247] __do_softirq+0x30b/0xad8 [ 465.038068] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 465.043184] ? pvclock_read_flags+0x160/0x160 [ 465.047678] ? lapic_next_event+0x5a/0x90 [ 465.051827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.057365] ? check_preemption_disabled+0x48/0x200 [ 465.062382] ? check_preemption_disabled+0x48/0x200 [ 465.067406] ? kvm_clock_read+0x18/0x30 [ 465.071388] ? kvm_sched_clock_read+0x9/0x20 [ 465.075801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.081343] ? check_preemption_disabled+0x48/0x200 [ 465.086375] irq_exit+0x17f/0x1c0 [ 465.089852] smp_apic_timer_interrupt+0x1cb/0x760 [ 465.094703] ? smp_reschedule_interrupt+0x109/0x650 [ 465.099733] ? smp_call_function_single_interrupt+0x650/0x650 [ 465.105642] ? interrupt_entry+0xb5/0xf0 [ 465.109729] ? trace_hardirqs_off_caller+0xbb/0x310 [ 465.114764] ? trace_hardirqs_off_caller+0xbb/0x310 [ 465.119790] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 465.124643] ? trace_hardirqs_on_caller+0x310/0x310 [ 465.129665] ? trace_hardirqs_on_caller+0x310/0x310 [ 465.134688] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.140229] ? check_preemption_disabled+0x48/0x200 [ 465.145247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.150803] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 465.155664] apic_timer_interrupt+0xf/0x20 [ 465.159911] [ 465.162157] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 465.167355] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 465.186275] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 465.194002] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 465.201283] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 465.208562] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 465.215840] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 465.223143] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 465.230458] do_exit+0x11ef/0x2610 [ 465.234027] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 465.239062] ? mm_update_next_owner+0x990/0x990 [ 465.243735] ? print_usage_bug+0xc0/0xc0 [ 465.247799] ? graph_lock+0x170/0x170 [ 465.251607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.257146] ? check_preemption_disabled+0x48/0x200 [ 465.262162] ? check_preemption_disabled+0x48/0x200 [ 465.267188] ? print_usage_bug+0xc0/0xc0 [ 465.271255] ? __lock_acquire+0x7ec/0x4ec0 [ 465.275495] ? __lock_acquire+0x7ec/0x4ec0 [ 465.279751] ? mark_held_locks+0x130/0x130 [ 465.284001] ? mark_held_locks+0x130/0x130 [ 465.288246] ? finish_task_switch+0x1b5/0x900 [ 465.292751] ? __switch_to_asm+0x34/0x70 [ 465.296821] ? __switch_to_asm+0x34/0x70 [ 465.300902] ? __switch_to_asm+0x34/0x70 [ 465.304973] ? __switch_to_asm+0x40/0x70 [ 465.309034] ? __switch_to_asm+0x34/0x70 [ 465.313096] ? __switch_to_asm+0x40/0x70 [ 465.317158] ? __switch_to_asm+0x34/0x70 [ 465.321226] ? __switch_to_asm+0x34/0x70 [ 465.325295] ? __switch_to_asm+0x34/0x70 [ 465.329361] ? __switch_to_asm+0x34/0x70 [ 465.333423] ? __switch_to_asm+0x40/0x70 [ 465.337485] ? __switch_to_asm+0x34/0x70 [ 465.341546] ? __switch_to_asm+0x40/0x70 [ 465.345621] ? graph_lock+0x170/0x170 [ 465.349432] ? graph_lock+0x170/0x170 [ 465.353237] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.358783] ? wait_consider_task+0x245/0x3bb0 [ 465.363380] ? memset+0x31/0x40 [ 465.366674] ? find_held_lock+0x36/0x1c0 [ 465.370763] ? get_signal+0x95b/0x1980 [ 465.374665] ? _raw_spin_unlock_irq+0x27/0x80 [ 465.379171] ? _raw_spin_unlock_irq+0x27/0x80 [ 465.383685] do_group_exit+0x177/0x440 [ 465.387583] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 465.393049] ? __ia32_sys_exit+0x50/0x50 [ 465.397133] get_signal+0x8b0/0x1980 [ 465.400862] ? ptrace_notify+0x130/0x130 [ 465.404946] ? do_wait+0x57d/0xb90 [ 465.408494] ? wait_consider_task+0x3bb0/0x3bb0 [ 465.413163] ? graph_lock+0x170/0x170 [ 465.416967] ? graph_lock+0x170/0x170 [ 465.420773] ? graph_lock+0x170/0x170 [ 465.424602] do_signal+0x9c/0x21e0 [ 465.428145] ? find_held_lock+0x36/0x1c0 [ 465.432218] ? setup_sigcontext+0x7d0/0x7d0 [ 465.436545] ? kernel_wait4+0x2e0/0x3f0 [ 465.440531] ? __ia32_sys_waitid+0x140/0x140 [ 465.444949] ? task_stopped_code+0x190/0x190 [ 465.449365] ? exit_to_usermode_loop+0x8c/0x380 [ 465.454053] ? __do_page_fault+0x4a6/0xed0 [ 465.458298] ? do_syscall_64+0x9a/0x820 [ 465.462282] ? do_syscall_64+0x9a/0x820 [ 465.466265] exit_to_usermode_loop+0x2e5/0x380 [ 465.470856] ? syscall_slow_exit_work+0x520/0x520 [ 465.475728] do_syscall_64+0x6be/0x820 [ 465.479620] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 465.484995] ? syscall_return_slowpath+0x5e0/0x5e0 [ 465.489934] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 465.494785] ? trace_hardirqs_on_caller+0x310/0x310 [ 465.499802] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 465.504821] ? prepare_exit_to_usermode+0x291/0x3b0 [ 465.509852] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 465.514713] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 465.519907] RIP: 0033:0x4110ba [ 465.523111] Code: Bad RIP value. [ 465.526469] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 465.534181] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 465.541455] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 465.548723] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 465.555991] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 465.563263] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 465.570561] warn_alloc_show_mem: 1 callbacks suppressed [ 465.570574] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 465.570576] Mem-Info: [ 465.570616] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 465.570616] active_file:15 inactive_file:18 isolated_file:0 [ 465.570616] unevictable:0 dirty:0 writeback:0 unstable:0 [ 465.570616] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 465.570616] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 465.570616] free:13728 free_pcp:120 free_cma:0 [ 465.575949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 465.575958] Call Trace: [ 465.582905] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 465.585311] dump_stack+0x1c4/0x2b4 [ 465.618195] Node 0 [ 465.627569] ? dump_stack_print_info.cold.2+0x52/0x52 [ 465.630155] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 465.658029] warn_alloc.cold.119+0xb7/0x1bd [ 465.661633] lowmem_reserve[]: [ 465.663876] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 465.669047] 0 [ 465.694610] ? lock_downgrade+0x900/0x900 [ 465.698909] 2817 6321 [ 465.702027] ? trace_hardirqs_off+0xb8/0x310 [ 465.706832] 6321 [ 465.708635] ? trace_hardirqs_off+0xb8/0x310 [ 465.715254] __alloc_pages_slowpath+0x2667/0x2d80 [ 465.719632] Node 0 [ 465.721716] ? warn_alloc+0x120/0x120 [ 465.726095] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 465.730918] ? warn_alloc+0x120/0x120 [ 465.733128] lowmem_reserve[]: [ 465.736932] ? print_usage_bug+0xc0/0xc0 [ 465.763637] 0 [ 465.767465] ? warn_alloc+0x120/0x120 [ 465.770541] 0 [ 465.774606] ? print_usage_bug+0xc0/0xc0 [ 465.776378] 3503 [ 465.780178] ? check_usage+0x1a9/0x790 [ 465.781954] 3503 [ 465.786019] ? check_usage+0x1a9/0x790 [ 465.788061] Node 0 [ 465.791948] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.794012] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 465.797872] ? should_fail+0x22d/0xd01 [ 465.800087] lowmem_reserve[]: [ 465.805622] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 465.834136] 0 0 [ 465.838038] ? __lock_acquire+0x7ec/0x4ec0 [ 465.841109] 0 [ 465.846218] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 465.848163] 0 [ 465.852394] ? __lock_acquire+0x7ec/0x4ec0 [ 465.859263] ? should_fail+0x22d/0xd01 [ 465.861052] Node 0 [ 465.865286] ? mark_held_locks+0x130/0x130 [ 465.869136] DMA: [ 465.871367] ? mark_held_locks+0x130/0x130 [ 465.875574] 1*4kB [ 465.877634] ? graph_lock+0x170/0x170 [ 465.881932] (U) 0*8kB [ 465.884089] ? ret_from_fork+0x3a/0x50 [ 465.887865] 0*16kB [ 465.890367] ? __lock_acquire+0x7ec/0x4ec0 [ 465.894227] 1*32kB [ 465.896464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.900671] (U) [ 465.902911] ? check_preemption_disabled+0x48/0x200 [ 465.908423] 2*64kB (U) [ 465.910405] ? check_preemption_disabled+0x48/0x200 [ 465.915395] 1*128kB [ 465.917984] ? __lock_is_held+0xb5/0x140 [ 465.922975] (U) [ 465.925300] __alloc_pages_nodemask+0xa80/0xde0 [ 465.929323] 1*256kB (U) [ 465.931300] ? graph_lock+0x170/0x170 [ 465.935948] 0*512kB [ 465.938612] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 465.942385] 1*1024kB [ 465.944704] ? graph_lock+0x170/0x170 [ 465.949694] (U) [ 465.952107] ? find_held_lock+0x36/0x1c0 [ 465.955870] 1*2048kB (M) [ 465.957870] ? ____cache_alloc_node+0x1c7/0x1e0 [ 465.961903] 3*4096kB [ 465.964661] ? lock_downgrade+0x900/0x900 [ 465.969297] (M) = 15908kB [ 465.971720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.975843] Node 0 [ 465.978605] cache_grow_begin+0x91/0x8c0 [ 465.984108] DMA32: [ 465.986350] ? do_raw_spin_unlock+0xa7/0x2f0 [ 465.990384] 3*4kB [ 465.992619] fallback_alloc+0x203/0x2e0 [ 465.996997] (UM) [ 465.999150] ____cache_alloc_node+0x1c7/0x1e0 [ 466.003091] 3*8kB [ 466.005149] kmem_cache_alloc_node+0xe3/0x730 [ 466.009613] (UM) [ 466.011758] ? mark_held_locks+0xc7/0x130 [ 466.016219] 3*16kB (UM) [ 466.018303] __alloc_skb+0x119/0x770 [ 466.022413] 1*32kB (M) [ 466.025096] ? skb_scrub_packet+0x490/0x490 [ 466.028787] 1*64kB [ 466.031371] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 466.035660] (M) [ 466.037904] ? queue_work_on+0x12c/0x1e0 [ 466.042461] 5*128kB [ 466.044440] ? switchdev_port_obj_del+0xdc/0x450 [ 466.048469] (UM) [ 466.050795] ? switchdev_trans_item_enqueue+0x260/0x260 [ 466.055764] 3*256kB [ 466.057827] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 466.063160] (M) [ 466.065487] __br_mdb_notify+0x4ff/0x15d0 [ 466.070473] 4*512kB [ 466.072451] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 466.076571] (M) [ 466.078901] ? __br_mdb_add+0x800/0x800 [ 466.083973] 3*1024kB [ 466.085956] ? kasan_check_write+0x14/0x20 [ 466.089903] (UM) [ 466.092317] ? do_raw_spin_lock+0xc1/0x200 [ 466.096516] 3*2048kB (UM) [ 466.098587] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 466.102793] 3*4096kB [ 466.105628] ? debug_object_assert_init+0x368/0x4b0 [ 466.110712] (M) [ 466.113118] ? debug_object_init_on_stack+0x20/0x20 [ 466.118116] = 25140kB [ 466.120091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.125080] Node 0 [ 466.127493] br_mdb_notify+0x310/0x410 [ 466.132999] Normal: [ 466.135237] ? br_mdb_dump+0x2530/0x2530 [ 466.139097] 894*4kB [ 466.141442] br_multicast_del_pg+0x3df/0x790 [ 466.145458] (UME) [ 466.147776] ? br_mdb_ip_get+0x940/0x940 [ 466.152158] 400*8kB [ 466.154308] ? kasan_check_write+0x14/0x20 [ 466.158332] (ME) [ 466.160654] ? do_raw_spin_lock+0xc1/0x200 [ 466.164858] 203*16kB (ME) [ 466.166940] br_multicast_port_group_expired+0x189/0x1e0 [ 466.171157] 78*32kB [ 466.174000] call_timer_fn+0x272/0x920 [ 466.179428] (ME) [ 466.181750] ? br_multicast_del_pg+0x790/0x790 [ 466.185609] 15*64kB [ 466.187672] ? process_timeout+0x40/0x40 [ 466.192224] (M) [ 466.194542] ? find_held_lock+0x36/0x1c0 [ 466.198574] 3*128kB [ 466.200551] ? __run_timers+0x7da/0xc70 [ 466.204585] (UM) [ 466.206913] ? _raw_spin_unlock_irq+0x27/0x80 [ 466.210863] 0*256kB [ 466.212929] ? _raw_spin_unlock_irq+0x27/0x80 [ 466.217402] 0*512kB [ 466.219725] ? br_multicast_del_pg+0x790/0x790 [ 466.224195] 0*1024kB [ 466.226516] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 466.231070] 0*2048kB 0*4096kB [ 466.233494] ? trace_hardirqs_on+0xbd/0x310 [ 466.238052] = 13864kB [ 466.241246] ? kasan_check_read+0x11/0x20 [ 466.245543] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 466.247947] ? __run_timers+0x7da/0xc70 [ 466.252073] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 466.260919] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 466.264871] 412 total pagecache pages [ 466.273457] ? br_multicast_del_pg+0x790/0x790 [ 466.278897] 0 pages in swap cache [ 466.282694] ? br_multicast_del_pg+0x790/0x790 [ 466.287253] Swap cache stats: add 0, delete 0, find 0/0 [ 466.290708] __run_timers+0x7e5/0xc70 [ 466.295259] Free swap = 0kB [ 466.300627] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 466.304395] Total swap = 0kB [ 466.307413] ? compat_start_thread+0x80/0x80 [ 466.312747] 1965979 pages RAM [ 466.315760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.320151] 0 pages HighMem/MovableOnly [ 466.320161] 342745 pages reserved [ 466.323273] ? _raw_spin_unlock_irq+0x60/0x80 [ 466.328783] 0 pages cma reserved [ 466.332757] ? finish_task_switch+0x1f5/0x900 [ 466.336240] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 466.340672] ? finish_task_switch+0x1b5/0x900 [ 466.340690] ? __switch_to_asm+0x34/0x70 [ 466.344143] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 466.348531] ? preempt_notifier_register+0x200/0x200 [ 466.354996] syz-executor5 cpuset= [ 466.359492] ? __switch_to_asm+0x34/0x70 [ 466.363529] / [ 466.374037] ? __switch_to_asm+0x40/0x70 [ 466.379119] mems_allowed=0 [ 466.382568] ? __switch_to_asm+0x34/0x70 [ 466.399314] ? __switch_to_asm+0x40/0x70 [ 466.403375] ? __switch_to_asm+0x34/0x70 [ 466.407440] ? __switch_to_asm+0x40/0x70 [ 466.411502] ? __switch_to_asm+0x40/0x70 [ 466.415571] ? pvclock_read_flags+0x160/0x160 [ 466.420076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.425622] ? check_preemption_disabled+0x48/0x200 [ 466.430662] ? rcu_pm_notify+0xc0/0xc0 [ 466.434554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.440095] ? check_preemption_disabled+0x48/0x200 [ 466.445129] run_timer_softirq+0x52/0xb0 [ 466.449197] ? rcu_read_lock_sched_held+0x108/0x120 [ 466.454224] __do_softirq+0x30b/0xad8 [ 466.458043] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 466.463151] ? trace_hardirqs_off+0x310/0x310 [ 466.467654] ? trace_hardirqs_on+0x310/0x310 [ 466.472078] ? schedule+0x108/0x460 [ 466.475713] ? __schedule+0x1ed0/0x1ed0 [ 466.479699] ? trace_hardirqs_off+0xb8/0x310 [ 466.484116] ? ___might_sleep+0x1ed/0x300 [ 466.488274] ? smpboot_thread_fn+0x68b/0xa00 [ 466.492687] ? trace_hardirqs_on+0x310/0x310 [ 466.497099] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.502638] ? check_preemption_disabled+0x48/0x200 [ 466.507655] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.513198] ? takeover_tasklets+0xa90/0xa90 [ 466.517614] run_ksoftirqd+0x94/0x100 [ 466.521416] smpboot_thread_fn+0x68b/0xa00 [ 466.525665] ? sort_range+0x30/0x30 [ 466.529295] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 466.534409] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.539955] ? __kthread_parkme+0xfb/0x1a0 [ 466.544202] kthread+0x35a/0x420 [ 466.547573] ? sort_range+0x30/0x30 [ 466.551203] ? kthread_bind+0x40/0x40 [ 466.555007] ret_from_fork+0x3a/0x50 [ 466.558744] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 466.558904] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 466.566017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 466.566026] Call Trace: [ 466.576329] ksoftirqd/1 cpuset= [ 466.585677] [ 466.588247] / [ 466.591523] dump_stack+0x1c4/0x2b4 [ 466.593658] mems_allowed=0 [ 466.595362] ? dump_stack_print_info.cold.2+0x52/0x52 [ 466.607095] warn_alloc.cold.119+0xb7/0x1bd [ 466.611426] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 466.616274] ? lock_downgrade+0x900/0x900 [ 466.620430] ? trace_hardirqs_off+0xb8/0x310 [ 466.624855] ? trace_hardirqs_off+0xb8/0x310 [ 466.629286] __alloc_pages_slowpath+0x2667/0x2d80 [ 466.634168] ? warn_alloc+0x120/0x120 [ 466.637973] ? trace_hardirqs_on+0x310/0x310 [ 466.642384] ? warn_alloc+0x120/0x120 [ 466.646191] ? print_usage_bug+0xc0/0xc0 [ 466.650253] ? warn_alloc+0x120/0x120 [ 466.654056] ? ktime_get+0x2e1/0x440 [ 466.657772] ? print_usage_bug+0xc0/0xc0 [ 466.661838] ? __lock_acquire+0x7ec/0x4ec0 [ 466.666078] ? __lock_acquire+0x7ec/0x4ec0 [ 466.670319] ? kasan_check_read+0x11/0x20 [ 466.674469] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.680009] ? should_fail+0x22d/0xd01 [ 466.683914] ? rcu_bh_qs+0xc0/0xc0 [ 466.687471] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 466.692578] ? __lock_acquire+0x7ec/0x4ec0 [ 466.696824] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 466.701929] ? __lock_acquire+0x7ec/0x4ec0 [ 466.706165] ? should_fail+0x22d/0xd01 [ 466.710063] ? rcu_idle_enter+0x4b0/0x4b0 [ 466.714219] ? mark_held_locks+0x130/0x130 [ 466.718467] ? mark_held_locks+0x130/0x130 [ 466.722715] ? mark_held_locks+0xc7/0x130 [ 466.726865] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 466.731895] ? graph_lock+0x170/0x170 [ 466.735698] ? print_usage_bug+0xc0/0xc0 [ 466.739769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.745307] ? check_preemption_disabled+0x48/0x200 [ 466.750324] ? check_preemption_disabled+0x48/0x200 [ 466.755354] ? __lock_is_held+0xb5/0x140 [ 466.759424] __alloc_pages_nodemask+0xa80/0xde0 [ 466.764098] ? graph_lock+0x170/0x170 [ 466.767914] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 466.772945] ? graph_lock+0x170/0x170 [ 466.776756] ? find_held_lock+0x36/0x1c0 [ 466.780826] ? ____cache_alloc_node+0x1c7/0x1e0 [ 466.785511] ? lock_downgrade+0x900/0x900 [ 466.789669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.795217] cache_grow_begin+0x91/0x8c0 [ 466.799282] ? do_raw_spin_unlock+0xa7/0x2f0 [ 466.803701] fallback_alloc+0x203/0x2e0 [ 466.807681] ____cache_alloc_node+0x1c7/0x1e0 [ 466.812183] kmem_cache_alloc_node+0xe3/0x730 [ 466.816687] ? ipv6_get_ifaddr+0x42e/0x620 [ 466.820961] __alloc_skb+0x119/0x770 [ 466.824674] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 466.829961] ? skb_scrub_packet+0x490/0x490 [ 466.834287] ? lock_downgrade+0x900/0x900 [ 466.838441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.843981] ? refcount_sub_and_test_checked+0x203/0x310 [ 466.849441] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 466.854903] ? addrconf_rs_timer+0x6f0/0x6f0 [ 466.859334] ndisc_alloc_skb+0x144/0x340 [ 466.863429] ndisc_send_rs+0x331/0x6e0 [ 466.867324] addrconf_rs_timer+0x3c0/0x6f0 [ 466.871565] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 466.875830] call_timer_fn+0x272/0x920 [ 466.879722] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 466.883962] ? process_timeout+0x40/0x40 [ 466.888032] ? find_held_lock+0x36/0x1c0 [ 466.892103] ? __run_timers+0x7da/0xc70 [ 466.896081] ? _raw_spin_unlock_irq+0x27/0x80 [ 466.900581] ? _raw_spin_unlock_irq+0x27/0x80 [ 466.905077] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 466.909317] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 466.913907] ? trace_hardirqs_on+0xbd/0x310 [ 466.918241] ? kasan_check_read+0x11/0x20 [ 466.922871] ? __run_timers+0x7da/0xc70 [ 466.926859] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 466.932326] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 466.936573] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 466.940811] __run_timers+0x7e5/0xc70 [ 466.944628] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 466.949999] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 466.955020] ? graph_lock+0x170/0x170 [ 466.958825] ? enqueue_hrtimer+0x1a5/0x560 [ 466.963064] ? lock_release+0x970/0x970 [ 466.967054] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 466.972253] ? find_held_lock+0x36/0x1c0 [ 466.976326] ? pvclock_read_flags+0x160/0x160 [ 466.980824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.986360] ? check_preemption_disabled+0x48/0x200 [ 466.991396] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 466.996680] ? rcu_pm_notify+0xc0/0xc0 [ 467.000572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.006115] ? check_preemption_disabled+0x48/0x200 [ 467.011144] run_timer_softirq+0x52/0xb0 [ 467.015214] ? rcu_read_lock_sched_held+0x108/0x120 [ 467.020235] __do_softirq+0x30b/0xad8 [ 467.024051] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 467.029165] ? pvclock_read_flags+0x160/0x160 [ 467.033659] ? lapic_next_event+0x5a/0x90 [ 467.037806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.043342] ? check_preemption_disabled+0x48/0x200 [ 467.048357] ? check_preemption_disabled+0x48/0x200 [ 467.053378] ? kvm_clock_read+0x18/0x30 [ 467.057352] ? kvm_sched_clock_read+0x9/0x20 [ 467.061762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.067302] ? check_preemption_disabled+0x48/0x200 [ 467.072330] irq_exit+0x17f/0x1c0 [ 467.075789] smp_apic_timer_interrupt+0x1cb/0x760 [ 467.080631] ? smp_reschedule_interrupt+0x109/0x650 [ 467.085653] ? smp_call_function_single_interrupt+0x650/0x650 [ 467.091536] ? interrupt_entry+0xb5/0xf0 [ 467.095599] ? trace_hardirqs_off_caller+0xbb/0x310 [ 467.100620] ? trace_hardirqs_off_caller+0xbb/0x310 [ 467.105638] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 467.110485] ? trace_hardirqs_on_caller+0x310/0x310 [ 467.115501] ? trace_hardirqs_on_caller+0x310/0x310 [ 467.120521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.126058] ? check_preemption_disabled+0x48/0x200 [ 467.131072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.136624] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 467.141477] apic_timer_interrupt+0xf/0x20 [ 467.145706] [ 467.147983] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 467.153176] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 467.172077] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 467.179800] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 467.187077] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 467.194352] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 467.201621] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 467.208899] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 467.216217] do_exit+0x11ef/0x2610 [ 467.219775] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 467.224804] ? mm_update_next_owner+0x990/0x990 [ 467.229479] ? print_usage_bug+0xc0/0xc0 [ 467.233545] ? graph_lock+0x170/0x170 [ 467.237351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.242896] ? check_preemption_disabled+0x48/0x200 [ 467.247927] ? check_preemption_disabled+0x48/0x200 [ 467.252948] ? print_usage_bug+0xc0/0xc0 [ 467.257013] ? __lock_acquire+0x7ec/0x4ec0 [ 467.261260] ? __lock_acquire+0x7ec/0x4ec0 [ 467.265518] ? mark_held_locks+0x130/0x130 [ 467.269769] ? mark_held_locks+0x130/0x130 [ 467.274007] ? finish_task_switch+0x1b5/0x900 [ 467.278507] ? __switch_to_asm+0x34/0x70 [ 467.282575] ? __switch_to_asm+0x34/0x70 [ 467.286638] ? __switch_to_asm+0x34/0x70 [ 467.290696] ? __switch_to_asm+0x40/0x70 [ 467.294757] ? __switch_to_asm+0x34/0x70 [ 467.298819] ? __switch_to_asm+0x40/0x70 [ 467.302880] ? __switch_to_asm+0x34/0x70 [ 467.306954] ? __switch_to_asm+0x34/0x70 [ 467.311018] ? __switch_to_asm+0x34/0x70 [ 467.315082] ? __switch_to_asm+0x34/0x70 [ 467.319144] ? __switch_to_asm+0x40/0x70 [ 467.325118] ? __switch_to_asm+0x34/0x70 [ 467.329178] ? __switch_to_asm+0x40/0x70 [ 467.333244] ? graph_lock+0x170/0x170 [ 467.337046] ? graph_lock+0x170/0x170 [ 467.340858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.346404] ? wait_consider_task+0x245/0x3bb0 [ 467.350990] ? memset+0x31/0x40 [ 467.354275] ? find_held_lock+0x36/0x1c0 [ 467.358353] ? get_signal+0x95b/0x1980 [ 467.362245] ? _raw_spin_unlock_irq+0x27/0x80 [ 467.366743] ? _raw_spin_unlock_irq+0x27/0x80 [ 467.371257] do_group_exit+0x177/0x440 [ 467.375153] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 467.380617] ? __ia32_sys_exit+0x50/0x50 [ 467.384724] get_signal+0x8b0/0x1980 [ 467.388453] ? ptrace_notify+0x130/0x130 [ 467.392518] ? do_wait+0x57d/0xb90 [ 467.396073] ? wait_consider_task+0x3bb0/0x3bb0 [ 467.400744] ? graph_lock+0x170/0x170 [ 467.404548] ? graph_lock+0x170/0x170 [ 467.408351] ? graph_lock+0x170/0x170 [ 467.412168] do_signal+0x9c/0x21e0 [ 467.415708] ? find_held_lock+0x36/0x1c0 [ 467.419790] ? setup_sigcontext+0x7d0/0x7d0 [ 467.424113] ? kernel_wait4+0x2e0/0x3f0 [ 467.428106] ? __ia32_sys_waitid+0x140/0x140 [ 467.432520] ? task_stopped_code+0x190/0x190 [ 467.436942] ? exit_to_usermode_loop+0x8c/0x380 [ 467.441628] ? __do_page_fault+0x4a6/0xed0 [ 467.445867] ? do_syscall_64+0x9a/0x820 [ 467.449851] ? do_syscall_64+0x9a/0x820 [ 467.453932] exit_to_usermode_loop+0x2e5/0x380 [ 467.458521] ? syscall_slow_exit_work+0x520/0x520 [ 467.463375] do_syscall_64+0x6be/0x820 [ 467.467268] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 467.472636] ? syscall_return_slowpath+0x5e0/0x5e0 [ 467.477565] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 467.482409] ? trace_hardirqs_on_caller+0x310/0x310 [ 467.487427] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 467.492451] ? prepare_exit_to_usermode+0x291/0x3b0 [ 467.497472] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 467.502325] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 467.507513] RIP: 0033:0x4110ba [ 467.510707] Code: Bad RIP value. [ 467.514069] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 467.521781] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 467.529048] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 467.536321] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 467.543593] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 467.550866] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 467.558163] warn_alloc_show_mem: 1 callbacks suppressed [ 467.558175] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 467.558177] Mem-Info: [ 467.558208] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 467.558208] active_file:15 inactive_file:18 isolated_file:0 [ 467.558208] unevictable:0 dirty:0 writeback:0 unstable:0 [ 467.558208] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 467.558208] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 467.558208] free:13728 free_pcp:120 free_cma:0 [ 467.563549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 467.570483] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 467.572881] Call Trace: [ 467.605763] Node 0 [ 467.615132] dump_stack+0x1c4/0x2b4 [ 467.642804] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 467.645364] ? dump_stack_print_info.cold.2+0x52/0x52 [ 467.647567] lowmem_reserve[]: 0 [ 467.651214] warn_alloc.cold.119+0xb7/0x1bd [ 467.676676] 2817 6321 [ 467.681882] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 467.685132] 6321 [ 467.689458] ? lock_downgrade+0x900/0x900 [ 467.691948] Node 0 [ 467.696786] ? trace_hardirqs_off+0xb8/0x310 [ 467.698843] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 467.702957] ? trace_hardirqs_off+0xb8/0x310 [ 467.705165] lowmem_reserve[]: [ 467.709573] __alloc_pages_slowpath+0x2667/0x2d80 [ 467.736260] 0 0 [ 467.740711] ? warn_alloc+0x120/0x120 [ 467.743761] 3503 [ 467.748598] ? warn_alloc+0x120/0x120 [ 467.750544] 3503 [ 467.754336] ? print_usage_bug+0xc0/0xc0 [ 467.760167] ? warn_alloc+0x120/0x120 [ 467.762202] Node 0 [ 467.766258] ? print_usage_bug+0xc0/0xc0 [ 467.770058] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 467.772263] ? check_usage+0x1a9/0x790 [ 467.776301] lowmem_reserve[]: [ 467.804675] ? check_usage+0x1a9/0x790 [ 467.808538] 0 [ 467.811639] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.815489] 0 0 [ 467.817294] ? should_fail+0x22d/0xd01 [ 467.822805] 0 [ 467.824776] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 467.830435] ? __lock_acquire+0x7ec/0x4ec0 [ 467.835509] Node 0 [ 467.839737] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 467.839748] DMA: [ 467.841980] ? __lock_acquire+0x7ec/0x4ec0 [ 467.847056] 1*4kB [ 467.849117] ? should_fail+0x22d/0xd01 [ 467.853413] (U) [ 467.855569] ? mark_held_locks+0x130/0x130 [ 467.859431] 0*8kB [ 467.861403] ? mark_held_locks+0x130/0x130 [ 467.865610] 0*16kB [ 467.867759] ? graph_lock+0x170/0x170 [ 467.871966] 1*32kB [ 467.874195] ? ret_from_fork+0x3a/0x50 [ 467.877970] (U) [ 467.880203] ? __lock_acquire+0x7ec/0x4ec0 [ 467.884083] 2*64kB [ 467.886054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.890261] (U) [ 467.892496] ? check_preemption_disabled+0x48/0x200 [ 467.898022] 1*128kB [ 467.899990] ? check_preemption_disabled+0x48/0x200 [ 467.904986] (U) [ 467.907309] ? __lock_is_held+0xb5/0x140 [ 467.912293] 1*256kB [ 467.914265] __alloc_pages_nodemask+0xa80/0xde0 [ 467.918296] (U) [ 467.920634] ? graph_lock+0x170/0x170 [ 467.925276] 0*512kB [ 467.927246] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 467.931022] 1*1024kB [ 467.933337] ? graph_lock+0x170/0x170 [ 467.938326] (U) [ 467.940738] ? find_held_lock+0x36/0x1c0 [ 467.944520] 1*2048kB [ 467.946492] ? ____cache_alloc_node+0x1c7/0x1e0 [ 467.950521] (M) [ 467.952923] ? lock_downgrade+0x900/0x900 [ 467.957577] 3*4096kB [ 467.959553] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.963669] (M) [ 467.966077] cache_grow_begin+0x91/0x8c0 [ 467.971585] = 15908kB [ 467.973559] ? do_raw_spin_unlock+0xa7/0x2f0 [ 467.977594] Node 0 [ 467.980005] fallback_alloc+0x203/0x2e0 [ 467.984382] DMA32: [ 467.986615] ____cache_alloc_node+0x1c7/0x1e0 [ 467.990565] 3*4kB [ 467.992808] kmem_cache_alloc_node+0xe3/0x730 [ 467.997272] (UM) [ 467.999425] ? mark_held_locks+0xc7/0x130 [ 468.003916] 3*8kB [ 468.006007] __alloc_skb+0x119/0x770 [ 468.010126] (UM) [ 468.012271] ? skb_scrub_packet+0x490/0x490 [ 468.015957] 3*16kB [ 468.018020] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 468.022310] (UM) [ 468.024541] ? queue_work_on+0x12c/0x1e0 [ 468.029096] 1*32kB [ 468.031166] ? switchdev_port_obj_del+0xdc/0x450 [ 468.035193] (M) [ 468.037444] ? switchdev_trans_item_enqueue+0x260/0x260 [ 468.042177] 1*64kB [ 468.044151] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 468.049492] (M) [ 468.051730] __br_mdb_notify+0x4ff/0x15d0 [ 468.056964] 5*128kB (UM) [ 468.058955] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 468.063077] 3*256kB [ 468.065834] ? __br_mdb_add+0x800/0x800 [ 468.070910] (M) [ 468.073236] ? kasan_check_write+0x14/0x20 [ 468.077193] 4*512kB (M) [ 468.079177] ? do_raw_spin_lock+0xc1/0x200 [ 468.083395] 3*1024kB [ 468.086062] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 468.090265] (UM) [ 468.092671] ? debug_object_assert_init+0x368/0x4b0 [ 468.097746] 3*2048kB [ 468.099801] ? debug_object_init_on_stack+0x20/0x20 [ 468.104791] (UM) [ 468.107197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.112177] 3*4096kB (M) [ 468.114247] br_mdb_notify+0x310/0x410 [ 468.119763] = 25140kB [ 468.122521] ? br_mdb_dump+0x2530/0x2530 [ 468.126388] Node 0 [ 468.128813] br_multicast_del_pg+0x3df/0x790 [ 468.132843] Normal: 894*4kB [ 468.135100] ? br_mdb_ip_get+0x940/0x940 [ 468.139535] (UME) [ 468.142555] ? kasan_check_write+0x14/0x20 [ 468.146582] 400*8kB (ME) [ 468.148744] ? do_raw_spin_lock+0xc1/0x200 [ 468.152954] 203*16kB [ 468.155717] br_multicast_port_group_expired+0x189/0x1e0 [ 468.159924] (ME) [ 468.162334] call_timer_fn+0x272/0x920 [ 468.167746] 78*32kB (ME) [ 468.169812] ? br_multicast_del_pg+0x790/0x790 [ 468.173672] 15*64kB [ 468.176437] ? process_timeout+0x40/0x40 [ 468.180987] (M) [ 468.183298] ? find_held_lock+0x36/0x1c0 [ 468.183322] ? __run_timers+0x7da/0xc70 [ 468.187358] 3*128kB (UM) [ 468.189337] ? _raw_spin_unlock_irq+0x27/0x80 [ 468.193375] 0*256kB [ 468.197344] ? _raw_spin_unlock_irq+0x27/0x80 [ 468.200081] 0*512kB [ 468.204571] ? br_multicast_del_pg+0x790/0x790 [ 468.206867] 0*1024kB [ 468.211362] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 468.213661] 0*2048kB [ 468.218237] ? trace_hardirqs_on+0xbd/0x310 [ 468.220622] 0*4096kB [ 468.225194] ? kasan_check_read+0x11/0x20 [ 468.225213] ? __run_timers+0x7da/0xc70 [ 468.227599] = 13864kB [ 468.231921] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 468.234320] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 468.238457] ? br_multicast_del_pg+0x790/0x790 [ 468.242422] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 468.244829] ? br_multicast_del_pg+0x790/0x790 [ 468.250255] 412 total pagecache pages [ 468.259091] __run_timers+0x7e5/0xc70 [ 468.263650] 0 pages in swap cache [ 468.272227] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 468.276779] Swap cache stats: add 0, delete 0, find 0/0 [ 468.280596] ? compat_start_thread+0x80/0x80 [ 468.280615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.284396] Free swap = 0kB [ 468.287845] ? _raw_spin_unlock_irq+0x60/0x80 [ 468.293203] Total swap = 0kB [ 468.298559] ? finish_task_switch+0x1f5/0x900 [ 468.302944] 1965979 pages RAM [ 468.308474] ? finish_task_switch+0x1b5/0x900 [ 468.308491] ? __switch_to_asm+0x34/0x70 [ 468.311492] 0 pages HighMem/MovableOnly [ 468.311502] 342745 pages reserved [ 468.315995] ? preempt_notifier_register+0x200/0x200 [ 468.318989] 0 pages cma reserved [ 468.323477] ? __switch_to_asm+0x34/0x70 [ 468.326612] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 468.331040] ? __switch_to_asm+0x40/0x70 [ 468.331056] ? __switch_to_asm+0x34/0x70 [ 468.335208] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 468.339069] ? __switch_to_asm+0x40/0x70 [ 468.342496] syz-executor5 cpuset= [ 468.347672] ? __switch_to_asm+0x34/0x70 [ 468.347688] ? __switch_to_asm+0x40/0x70 [ 468.351037] / [ 468.355118] ? __switch_to_asm+0x40/0x70 [ 468.361588] mems_allowed=0 [ 468.365650] ? pvclock_read_flags+0x160/0x160 [ 468.408896] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.414440] ? check_preemption_disabled+0x48/0x200 [ 468.419472] ? rcu_pm_notify+0xc0/0xc0 [ 468.423365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.428908] ? check_preemption_disabled+0x48/0x200 [ 468.433934] run_timer_softirq+0x52/0xb0 [ 468.437997] ? rcu_read_lock_sched_held+0x108/0x120 [ 468.443019] __do_softirq+0x30b/0xad8 [ 468.446832] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 468.451934] ? trace_hardirqs_off+0x310/0x310 [ 468.456435] ? trace_hardirqs_on+0x310/0x310 [ 468.460854] ? schedule+0x108/0x460 [ 468.464494] ? __schedule+0x1ed0/0x1ed0 [ 468.468477] ? trace_hardirqs_off+0xb8/0x310 [ 468.472901] ? ___might_sleep+0x1ed/0x300 [ 468.477054] ? smpboot_thread_fn+0x68b/0xa00 [ 468.481470] ? trace_hardirqs_on+0x310/0x310 [ 468.485892] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.491434] ? check_preemption_disabled+0x48/0x200 [ 468.496457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.502004] ? takeover_tasklets+0xa90/0xa90 [ 468.506425] run_ksoftirqd+0x94/0x100 [ 468.510231] smpboot_thread_fn+0x68b/0xa00 [ 468.514473] ? sort_range+0x30/0x30 [ 468.518109] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 468.523219] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.528761] ? __kthread_parkme+0xfb/0x1a0 [ 468.533007] kthread+0x35a/0x420 [ 468.536374] ? sort_range+0x30/0x30 [ 468.540003] ? kthread_bind+0x40/0x40 [ 468.543808] ret_from_fork+0x3a/0x50 [ 468.547544] CPU: 0 PID: 5336 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #104 [ 468.547691] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 468.554822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 468.554833] Call Trace: [ 468.565142] ksoftirqd/1 cpuset= [ 468.574496] [ 468.577069] / [ 468.580345] dump_stack+0x1c4/0x2b4 [ 468.582470] mems_allowed=0 [ 468.584183] ? dump_stack_print_info.cold.2+0x52/0x52 [ 468.595913] warn_alloc.cold.119+0xb7/0x1bd [ 468.600251] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 468.605107] ? lock_downgrade+0x900/0x900 [ 468.609270] ? trace_hardirqs_off+0xb8/0x310 [ 468.613693] ? trace_hardirqs_off+0xb8/0x310 [ 468.618114] __alloc_pages_slowpath+0x2667/0x2d80 [ 468.622994] ? warn_alloc+0x120/0x120 [ 468.626800] ? trace_hardirqs_on+0x310/0x310 [ 468.631211] ? warn_alloc+0x120/0x120 [ 468.635029] ? print_usage_bug+0xc0/0xc0 [ 468.639095] ? warn_alloc+0x120/0x120 [ 468.642910] ? ktime_get+0x2e1/0x440 [ 468.646636] ? print_usage_bug+0xc0/0xc0 [ 468.650711] ? __lock_acquire+0x7ec/0x4ec0 [ 468.654951] ? __lock_acquire+0x7ec/0x4ec0 [ 468.659193] ? kasan_check_read+0x11/0x20 [ 468.663349] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.668900] ? should_fail+0x22d/0xd01 [ 468.672792] ? rcu_bh_qs+0xc0/0xc0 [ 468.676340] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 468.681448] ? __lock_acquire+0x7ec/0x4ec0 [ 468.685692] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 468.690806] ? __lock_acquire+0x7ec/0x4ec0 [ 468.695038] ? should_fail+0x22d/0xd01 [ 468.698934] ? rcu_idle_enter+0x4b0/0x4b0 [ 468.703093] ? mark_held_locks+0x130/0x130 [ 468.707331] ? mark_held_locks+0x130/0x130 [ 468.711575] ? mark_held_locks+0xc7/0x130 [ 468.715723] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 468.720741] ? graph_lock+0x170/0x170 [ 468.724539] ? print_usage_bug+0xc0/0xc0 [ 468.728601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.734140] ? check_preemption_disabled+0x48/0x200 [ 468.739156] ? check_preemption_disabled+0x48/0x200 [ 468.744182] ? __lock_is_held+0xb5/0x140 [ 468.748250] __alloc_pages_nodemask+0xa80/0xde0 [ 468.752927] ? graph_lock+0x170/0x170 [ 468.756739] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 468.761756] ? graph_lock+0x170/0x170 [ 468.765571] ? find_held_lock+0x36/0x1c0 [ 468.769644] ? ____cache_alloc_node+0x1c7/0x1e0 [ 468.774317] ? lock_downgrade+0x900/0x900 [ 468.778489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.784032] cache_grow_begin+0x91/0x8c0 [ 468.788094] ? do_raw_spin_unlock+0xa7/0x2f0 [ 468.792513] fallback_alloc+0x203/0x2e0 [ 468.796499] ____cache_alloc_node+0x1c7/0x1e0 [ 468.801006] kmem_cache_alloc_node+0xe3/0x730 [ 468.805504] ? ipv6_get_ifaddr+0x42e/0x620 [ 468.809749] __alloc_skb+0x119/0x770 [ 468.813500] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 468.818788] ? skb_scrub_packet+0x490/0x490 [ 468.823128] ? lock_downgrade+0x900/0x900 [ 468.827288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.832832] ? refcount_sub_and_test_checked+0x203/0x310 [ 468.838289] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 468.843749] ? addrconf_rs_timer+0x6f0/0x6f0 [ 468.848176] ndisc_alloc_skb+0x144/0x340 [ 468.852248] ndisc_send_rs+0x331/0x6e0 [ 468.856142] addrconf_rs_timer+0x3c0/0x6f0 [ 468.860384] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 468.864636] call_timer_fn+0x272/0x920 [ 468.868524] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 468.872771] ? process_timeout+0x40/0x40 [ 468.876833] ? find_held_lock+0x36/0x1c0 [ 468.880910] ? __run_timers+0x7da/0xc70 [ 468.884903] ? _raw_spin_unlock_irq+0x27/0x80 [ 468.889400] ? _raw_spin_unlock_irq+0x27/0x80 [ 468.893902] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 468.898146] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 468.902732] ? trace_hardirqs_on+0xbd/0x310 [ 468.907057] ? kasan_check_read+0x11/0x20 [ 468.911205] ? __run_timers+0x7da/0xc70 [ 468.915184] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 468.921132] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 468.925374] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 468.929609] __run_timers+0x7e5/0xc70 [ 468.933434] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 468.938801] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 468.943818] ? graph_lock+0x170/0x170 [ 468.947622] ? enqueue_hrtimer+0x1a5/0x560 [ 468.951856] ? lock_release+0x970/0x970 [ 468.955837] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 468.961041] ? find_held_lock+0x36/0x1c0 [ 468.965111] ? pvclock_read_flags+0x160/0x160 [ 468.969610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.975145] ? check_preemption_disabled+0x48/0x200 [ 468.980204] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 468.985487] ? rcu_pm_notify+0xc0/0xc0 [ 468.989379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.994928] ? check_preemption_disabled+0x48/0x200 [ 468.999965] run_timer_softirq+0x52/0xb0 [ 469.004028] ? rcu_read_lock_sched_held+0x108/0x120 [ 469.009051] __do_softirq+0x30b/0xad8 [ 469.012867] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 469.017983] ? pvclock_read_flags+0x160/0x160 [ 469.022477] ? lapic_next_event+0x5a/0x90 [ 469.026624] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.032164] ? check_preemption_disabled+0x48/0x200 [ 469.037175] ? check_preemption_disabled+0x48/0x200 [ 469.042196] ? kvm_clock_read+0x18/0x30 [ 469.046174] ? kvm_sched_clock_read+0x9/0x20 [ 469.050587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.056122] ? check_preemption_disabled+0x48/0x200 [ 469.061153] irq_exit+0x17f/0x1c0 [ 469.064615] smp_apic_timer_interrupt+0x1cb/0x760 [ 469.069458] ? smp_reschedule_interrupt+0x109/0x650 [ 469.074478] ? smp_call_function_single_interrupt+0x650/0x650 [ 469.080380] ? interrupt_entry+0xb5/0xf0 [ 469.084447] ? trace_hardirqs_off_caller+0xbb/0x310 [ 469.089461] ? trace_hardirqs_off_caller+0xbb/0x310 [ 469.094483] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 469.099325] ? trace_hardirqs_on_caller+0x310/0x310 [ 469.104346] ? trace_hardirqs_on_caller+0x310/0x310 [ 469.109369] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.114912] ? check_preemption_disabled+0x48/0x200 [ 469.119951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.125505] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 469.130367] apic_timer_interrupt+0xf/0x20 [ 469.134601] [ 469.136842] RIP: 0010:_raw_write_unlock_irq+0x56/0x80 [ 469.142048] Code: 52 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d 8b 6e 92 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 c0 b1 95 f9 65 8b 05 49 32 42 78 85 c0 74 05 5b [ 469.160962] RSP: 0000:ffff8801cbc7f350 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 469.168678] RAX: dffffc0000000000 RBX: ffffffff894090c0 RCX: 0000000000000000 [ 469.175957] RDX: 1ffffffff12a453f RSI: 0000000000000001 RDI: ffffffff895229f8 [ 469.183230] RBP: ffff8801cbc7f358 R08: ffff8801ce47c140 R09: 0000000000000000 [ 469.190508] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d5331140 [ 469.197798] R13: ffff8801cbc7f490 R14: 0000000000000000 R15: ffff8801ce47c6c0 [ 469.205113] do_exit+0x11ef/0x2610 [ 469.208667] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 469.213704] ? mm_update_next_owner+0x990/0x990 [ 469.218378] ? print_usage_bug+0xc0/0xc0 [ 469.222443] ? graph_lock+0x170/0x170 [ 469.226250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.231786] ? check_preemption_disabled+0x48/0x200 [ 469.236797] ? check_preemption_disabled+0x48/0x200 [ 469.241816] ? print_usage_bug+0xc0/0xc0 [ 469.245883] ? __lock_acquire+0x7ec/0x4ec0 [ 469.250134] ? __lock_acquire+0x7ec/0x4ec0 [ 469.254384] ? mark_held_locks+0x130/0x130 [ 469.258631] ? mark_held_locks+0x130/0x130 [ 469.262871] ? finish_task_switch+0x1b5/0x900 [ 469.267379] ? __switch_to_asm+0x34/0x70 [ 469.271444] ? __switch_to_asm+0x34/0x70 [ 469.275507] ? __switch_to_asm+0x34/0x70 [ 469.279569] ? __switch_to_asm+0x40/0x70 [ 469.283627] ? __switch_to_asm+0x34/0x70 [ 469.287689] ? __switch_to_asm+0x40/0x70 [ 469.291751] ? __switch_to_asm+0x34/0x70 [ 469.295810] ? __switch_to_asm+0x34/0x70 [ 469.299877] ? __switch_to_asm+0x34/0x70 [ 469.303955] ? __switch_to_asm+0x34/0x70 [ 469.308012] ? __switch_to_asm+0x40/0x70 [ 469.312076] ? __switch_to_asm+0x34/0x70 [ 469.316132] ? __switch_to_asm+0x40/0x70 [ 469.320201] ? graph_lock+0x170/0x170 [ 469.324015] ? graph_lock+0x170/0x170 [ 469.327819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.333359] ? wait_consider_task+0x245/0x3bb0 [ 469.337953] ? memset+0x31/0x40 [ 469.341240] ? find_held_lock+0x36/0x1c0 [ 469.345312] ? get_signal+0x95b/0x1980 [ 469.349206] ? _raw_spin_unlock_irq+0x27/0x80 [ 469.353699] ? _raw_spin_unlock_irq+0x27/0x80 [ 469.358208] do_group_exit+0x177/0x440 [ 469.362099] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 469.367551] ? __ia32_sys_exit+0x50/0x50 [ 469.371626] get_signal+0x8b0/0x1980 [ 469.375354] ? ptrace_notify+0x130/0x130 [ 469.379414] ? do_wait+0x57d/0xb90 [ 469.382965] ? wait_consider_task+0x3bb0/0x3bb0 [ 469.387638] ? graph_lock+0x170/0x170 [ 469.391439] ? graph_lock+0x170/0x170 [ 469.395242] ? graph_lock+0x170/0x170 [ 469.399056] do_signal+0x9c/0x21e0 [ 469.402596] ? find_held_lock+0x36/0x1c0 [ 469.406670] ? setup_sigcontext+0x7d0/0x7d0 [ 469.411002] ? kernel_wait4+0x2e0/0x3f0 [ 469.414985] ? __ia32_sys_waitid+0x140/0x140 [ 469.419398] ? task_stopped_code+0x190/0x190 [ 469.423815] ? exit_to_usermode_loop+0x8c/0x380 [ 469.428515] ? __do_page_fault+0x4a6/0xed0 [ 469.432756] ? do_syscall_64+0x9a/0x820 [ 469.436730] ? do_syscall_64+0x9a/0x820 [ 469.440709] exit_to_usermode_loop+0x2e5/0x380 [ 469.445298] ? syscall_slow_exit_work+0x520/0x520 [ 469.450156] do_syscall_64+0x6be/0x820 [ 469.454044] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 469.459414] ? syscall_return_slowpath+0x5e0/0x5e0 [ 469.464342] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 469.469191] ? trace_hardirqs_on_caller+0x310/0x310 [ 469.474212] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 469.479234] ? prepare_exit_to_usermode+0x291/0x3b0 [ 469.484259] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 469.489114] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 469.494301] RIP: 0033:0x4110ba [ 469.497499] Code: Bad RIP value. [ 469.500877] RSP: 002b:00007ffc3e985698 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 469.508596] RAX: fffffffffffffe00 RBX: 00000000000014df RCX: 00000000004110ba [ 469.515866] RDX: 0000000040000000 RSI: 00007ffc3e9856a4 RDI: ffffffffffffffff [ 469.523143] RBP: 0000000000930b28 R08: 00000000000014d8 R09: 0000000000fa9940 [ 469.530422] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000010 [ 469.537691] R13: 0000000000412cc0 R14: 0000000000000000 R15: 0000000000000000 [ 469.544984] warn_alloc_show_mem: 1 callbacks suppressed [ 469.544997] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc4+ #104 [ 469.544999] Mem-Info: [ 469.545035] active_anon:50613 inactive_anon:371 isolated_anon:0 [ 469.545035] active_file:15 inactive_file:18 isolated_file:0 [ 469.545035] unevictable:0 dirty:0 writeback:0 unstable:0 [ 469.545035] slab_reclaimable:9270 slab_unreclaimable:1472370 [ 469.545035] mapped:41138 shmem:379 pagetables:597 bounce:0 [ 469.545035] free:13728 free_pcp:120 free_cma:0 [ 469.550371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 469.550380] Call Trace: [ 469.557318] Node 0 active_anon:202452kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 469.559726] dump_stack+0x1c4/0x2b4 [ 469.592592] Node 0 [ 469.601979] ? dump_stack_print_info.cold.2+0x52/0x52 [ 469.604561] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 469.632232] warn_alloc.cold.119+0xb7/0x1bd [ 469.635838] lowmem_reserve[]: [ 469.638077] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 469.643235] 0 [ 469.668749] ? lock_downgrade+0x900/0x900 [ 469.673229] 2817 [ 469.676339] ? trace_hardirqs_off+0xb8/0x310 [ 469.681140] 6321 6321 [ 469.682959] ? trace_hardirqs_off+0xb8/0x310 [ 469.689157] __alloc_pages_slowpath+0x2667/0x2d80 [ 469.693528] Node 0 [ 469.696051] ? warn_alloc+0x120/0x120 [ 469.700431] DMA32 free:25140kB min:30048kB low:37560kB high:45072kB active_anon:188kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889300kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 469.705249] ? warn_alloc+0x120/0x120 [ 469.707460] lowmem_reserve[]: [ 469.711256] ? print_usage_bug+0xc0/0xc0 [ 469.737954] 0 0 [ 469.741770] ? warn_alloc+0x120/0x120 [ 469.744843] 3503 [ 469.748907] ? print_usage_bug+0xc0/0xc0 [ 469.750860] 3503 [ 469.754658] ? check_usage+0x1a9/0x790 [ 469.760744] ? check_usage+0x1a9/0x790 [ 469.762785] Node 0 [ 469.766666] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 469.770555] Normal free:13864kB min:37364kB low:46704kB high:56044kB active_anon:202264kB inactive_anon:1484kB active_file:60kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5184kB pagetables:2388kB bounce:0kB free_pcp:480kB local_pcp:212kB free_cma:0kB [ 469.772757] ? should_fail+0x22d/0xd01 [ 469.778265] lowmem_reserve[]: [ 469.806673] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 469.810538] 0 [ 469.813643] ? __lock_acquire+0x7ec/0x4ec0 [ 469.818721] 0 [ 469.820531] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 469.824723] 0 0 [ 469.826529] ? __lock_acquire+0x7ec/0x4ec0 [ 469.833577] ? should_fail+0x22d/0xd01 [ 469.837784] Node 0 DMA: 1*4kB [ 469.841684] ? mark_held_locks+0x130/0x130 [ 469.841703] ? mark_held_locks+0x130/0x130 [ 469.844869] (U) [ 469.849108] ? graph_lock+0x170/0x170 [ 469.853312] 0*8kB [ 469.855280] ? ret_from_fork+0x3a/0x50 [ 469.859052] 0*16kB [ 469.861193] ? __lock_acquire+0x7ec/0x4ec0 [ 469.865054] 1*32kB [ 469.867286] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.871498] (U) [ 469.873727] ? check_preemption_disabled+0x48/0x200 [ 469.879238] 2*64kB [ 469.881206] ? check_preemption_disabled+0x48/0x200 [ 469.886197] (U) [ 469.888440] ? __lock_is_held+0xb5/0x140 [ 469.893417] 1*128kB [ 469.895392] __alloc_pages_nodemask+0xa80/0xde0 [ 469.899437] (U) [ 469.901754] ? graph_lock+0x170/0x170 [ 469.906409] 1*256kB [ 469.908387] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 469.912168] (U) [ 469.914492] ? graph_lock+0x170/0x170 [ 469.919483] 0*512kB [ 469.921470] ? find_held_lock+0x36/0x1c0 [ 469.925269] 1*1024kB [ 469.927598] ? ____cache_alloc_node+0x1c7/0x1e0 [ 469.931629] (U) 1*2048kB [ 469.934048] ? lock_downgrade+0x900/0x900 [ 469.938689] (M) [ 469.941458] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.945577] 3*4096kB [ 469.947549] cache_grow_begin+0x91/0x8c0 [ 469.953056] (M) [ 469.955463] ? do_raw_spin_unlock+0xa7/0x2f0 [ 469.959540] = 15908kB [ 469.961510] fallback_alloc+0x203/0x2e0 [ 469.965899] Node 0 [ 469.968309] ____cache_alloc_node+0x1c7/0x1e0 [ 469.972253] DMA32: [ 469.974487] kmem_cache_alloc_node+0xe3/0x730 [ 469.978952] 3*4kB [ 469.981193] ? mark_held_locks+0xc7/0x130 [ 469.985661] (UM) [ 469.987809] __alloc_skb+0x119/0x770 [ 469.991927] 3*8kB [ 469.993986] ? skb_scrub_packet+0x490/0x490 [ 469.997672] (UM)