v_trace_const_cmp8+0x18/0x20 [ 224.215569] ? bpf_test_init.isra.9+0x70/0x100 [ 224.220157] ? bpf_prog_test_run_skb+0x634/0xb40 [ 224.224919] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 224.229765] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 224.235300] ? fput+0x130/0x1a0 [ 224.238581] ? __bpf_prog_get+0x9b/0x290 [ 224.242823] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 224.247667] ? bpf_prog_test_run+0x130/0x1a0 [ 224.252076] ? __x64_sys_bpf+0x3d8/0x510 [ 224.256146] ? bpf_prog_get+0x20/0x20 [ 224.259967] ? do_syscall_64+0x1b9/0x820 [ 224.264032] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 224.269579] ? syscall_return_slowpath+0x5e0/0x5e0 [ 224.274519] ? trace_hardirqs_on_caller+0x310/0x310 [ 224.279566] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 224.284589] ? recalc_sigpending_tsk+0x180/0x180 [ 224.289370] ? kasan_check_write+0x14/0x20 [ 224.293623] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 224.298483] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 224.303862] warn_alloc_show_mem: 1 callbacks suppressed [ 224.303875] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 224.303877] Mem-Info: [ 224.303909] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 224.303909] active_file:15 inactive_file:16 isolated_file:0 [ 224.303909] unevictable:0 dirty:0 writeback:0 unstable:0 [ 224.303909] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 224.303909] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 224.303909] free:13758 free_pcp:319 free_cma:0 [ 224.309285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 224.316488] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 224.318895] Call Trace: [ 224.352752] Node 0 [ 224.362112] [ 224.362139] dump_stack+0x1c4/0x2b4 [ 224.390289] 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 [ 224.393303] ? dump_stack_print_info.cold.2+0x52/0x52 [ 224.396029] lowmem_reserve[]: [ 224.398794] warn_alloc.cold.119+0xb7/0x1bd [ 224.402401] 0 [ 224.427922] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 224.433146] 2819 [ 224.436538] ? lock_downgrade+0x900/0x900 [ 224.440832] 6323 [ 224.442651] ? trace_hardirqs_off+0xb8/0x310 [ 224.447459] 6323 [ 224.449522] ? trace_hardirqs_off+0xb8/0x310 [ 224.453649] Node 0 [ 224.455718] __alloc_pages_slowpath+0x2667/0x2d80 [ 224.460135] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 224.462638] ? warn_alloc+0x120/0x120 [ 224.467005] lowmem_reserve[]: [ 224.469262] ? warn_alloc+0x120/0x120 [ 224.474088] 0 [ 224.500825] ? warn_alloc+0x120/0x120 [ 224.504639] 0 [ 224.507753] ? mark_held_locks+0x130/0x130 [ 224.511530] 3503 [ 224.513345] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.517117] 3503 [ 224.518920] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.525194] ? should_fail+0x22d/0xd01 [ 224.530706] Node 0 [ 224.532771] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 224.538332] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 224.542204] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.544413] lowmem_reserve[]: [ 224.549514] ? should_fail+0x22d/0xd01 [ 224.577945] 0 0 [ 224.583504] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 224.586925] 0 [ 224.591164] ? should_fail+0x22d/0xd01 [ 224.593115] 0 [ 224.598222] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 224.603881] ? mark_held_locks+0x130/0x130 [ 224.605657] Node 0 [ 224.610760] ? mark_held_locks+0x130/0x130 [ 224.614972] DMA: [ 224.617209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.621420] 1*4kB [ 224.623487] ? trace_hardirqs_off+0xb8/0x310 [ 224.628995] (U) [ 224.631142] ? kasan_check_read+0x11/0x20 [ 224.635532] 0*8kB [ 224.637511] ? do_raw_spin_unlock+0xa7/0x2f0 [ 224.641628] 0*16kB 1*32kB [ 224.643786] ? trace_hardirqs_on+0x310/0x310 [ 224.648557] (U) [ 224.652019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.657185] 2*64kB [ 224.659424] ? wq_watchdog_touch+0x9c/0xfe [ 224.664957] (U) [ 224.667204] ? io_serial_in+0x11/0x90 [ 224.671412] 1*128kB [ 224.673396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.677165] (U) 1*256kB [ 224.679504] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 224.685030] (U) [ 224.687711] __alloc_pages_nodemask+0xa80/0xde0 [ 224.692786] 0*512kB [ 224.694782] ? should_fail+0x22d/0xd01 [ 224.699426] 1*1024kB [ 224.701748] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 224.705605] (U) 1*2048kB [ 224.708034] ? ____cache_alloc_node+0x1c7/0x1e0 [ 224.713031] (M) [ 224.715787] ? lock_downgrade+0x900/0x900 [ 224.720430] 3*4096kB [ 224.722402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.726525] (M) [ 224.728936] cache_grow_begin+0x91/0x8c0 [ 224.734448] = 15908kB [ 224.736431] ? do_raw_spin_unlock+0xa7/0x2f0 [ 224.740465] Node 0 [ 224.742873] fallback_alloc+0x203/0x2e0 [ 224.747248] DMA32: 4*4kB [ 224.749496] ____cache_alloc_node+0x1c7/0x1e0 [ 224.753445] (M) [ 224.756202] kmem_cache_alloc_node+0xe3/0x730 [ 224.760674] 1*8kB [ 224.762652] ? ipv6_get_ifaddr+0x42e/0x620 [ 224.767136] (U) [ 224.769730] __alloc_skb+0x119/0x770 [ 224.774292] 2*16kB [ 224.776280] ? skb_scrub_packet+0x490/0x490 [ 224.779962] (M) [ 224.782204] ? lock_downgrade+0x900/0x900 [ 224.786490] 2*32kB (M) [ 224.788478] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.792596] 4*64kB [ 224.795706] ? refcount_sub_and_test_checked+0x203/0x310 [ 224.802586] (M) [ 224.805266] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 224.810701] 4*128kB [ 224.812685] ? addrconf_rs_timer+0x690/0x690 [ 224.818121] (UM) [ 224.820456] ndisc_alloc_skb+0x144/0x340 [ 224.825013] 3*256kB [ 224.827075] ndisc_send_rs+0x331/0x6e0 [ 224.831106] (M) [ 224.833432] addrconf_rs_timer+0x314/0x690 [ 224.837289] 4*512kB (UM) [ 224.839282] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.843489] 3*1024kB [ 224.846251] call_timer_fn+0x272/0x920 [ 224.850453] (UM) [ 224.852951] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.857770] 3*2048kB [ 224.860177] ? process_timeout+0x40/0x40 [ 224.865175] (M) [ 224.867585] ? trace_hardirqs_off+0xb8/0x310 [ 224.871621] 3*4096kB [ 224.873597] ? kasan_check_read+0x11/0x20 [ 224.877988] (M) [ 224.880614] ? do_raw_spin_unlock+0xa7/0x2f0 [ 224.885251] = 25208kB [ 224.887224] ? trace_hardirqs_on+0x310/0x310 [ 224.891632] Node 0 [ 224.894042] ? __run_timers+0x7da/0xc70 [ 224.899308] Normal: [ 224.901554] ? lock_downgrade+0x900/0x900 [ 224.905505] 853*4kB [ 224.907825] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 224.911947] (UMEH) [ 224.914275] ? trace_hardirqs_on+0xbd/0x310 [ 224.919357] 371*8kB [ 224.921591] ? kasan_check_read+0x11/0x20 [ 224.925887] (UME) [ 224.928213] ? __run_timers+0x7da/0xc70 [ 224.932594] 193*16kB [ 224.934919] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 224.939577] (UME) [ 224.942075] ? kasan_check_write+0x14/0x20 [ 224.947530] 70*32kB [ 224.949682] ? do_raw_spin_lock+0xc1/0x200 [ 224.953894] (UMEH) [ 224.956218] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 224.960427] 27*64kB [ 224.962662] __run_timers+0x7e5/0xc70 [ 224.966866] (UMH) 4*128kB [ 224.969234] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 224.973004] (UM) [ 224.975851] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 224.981189] 0*256kB [ 224.983251] ? timerqueue_add+0x207/0x2b0 [ 224.988240] 0*512kB [ 224.990560] ? enqueue_hrtimer+0x1a5/0x560 [ 224.994689] 0*1024kB [ 224.997015] ? lock_release+0x970/0x970 [ 225.001226] 0*2048kB [ 225.003634] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 225.007586] 0*4096kB [ 225.010000] ? kasan_check_write+0x14/0x20 [ 225.015170] = 13948kB [ 225.017584] ? pvclock_read_flags+0x160/0x160 [ 225.021807] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 225.024212] ? lock_downgrade+0x900/0x900 [ 225.028691] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 225.037522] ? trace_hardirqs_on+0xbd/0x310 [ 225.041907] 660 total pagecache pages [ 225.050508] ? kvm_sched_clock_read+0x9/0x20 [ 225.054805] 0 pages in swap cache [ 225.058842] ? irq_exit+0x17f/0x1c0 [ 225.063496] Swap cache stats: add 0, delete 0, find 0/0 [ 225.066949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.070556] Free swap = 0kB [ 225.075917] ? check_preemption_disabled+0x48/0x200 [ 225.081427] Total swap = 0kB [ 225.084443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.089434] 1965979 pages RAM [ 225.092451] run_timer_softirq+0x52/0xb0 [ 225.097961] 0 pages HighMem/MovableOnly [ 225.097971] 342307 pages reserved [ 225.101093] ? __this_cpu_preempt_check+0x1c/0x1f [ 225.105132] 0 pages cma reserved [ 225.109122] __do_softirq+0x30b/0xad8 [ 225.109152] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 225.112649] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 225.117428] ? pvclock_read_flags+0x160/0x160 [ 225.117439] ? lapic_next_event+0x5a/0x90 [ 225.117454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.117473] ? clockevents_program_event+0x140/0x370 [ 225.120874] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 225.124629] ? kvm_clock_read+0x18/0x30 [ 225.129716] syz-executor2 cpuset= [ 225.136208] ? kvm_sched_clock_read+0x9/0x20 [ 225.140762] syz2 [ 225.144912] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.150427] mems_allowed=0 [ 225.155525] ? check_preemption_disabled+0x48/0x200 [ 225.193195] irq_exit+0x17f/0x1c0 [ 225.196654] smp_apic_timer_interrupt+0x1cb/0x760 [ 225.201500] ? smp_reschedule_interrupt+0x109/0x650 [ 225.206693] ? smp_call_function_single_interrupt+0x650/0x650 [ 225.213445] ? interrupt_entry+0xb5/0xf0 [ 225.217512] ? trace_hardirqs_off_caller+0xbb/0x310 [ 225.222525] ? trace_hardirqs_off_caller+0xbb/0x310 [ 225.227573] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 225.232420] ? trace_hardirqs_on_caller+0x310/0x310 [ 225.237436] ? trace_hardirqs_on_caller+0x310/0x310 [ 225.242459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.248009] ? check_preemption_disabled+0x48/0x200 [ 225.253748] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 225.259626] apic_timer_interrupt+0xf/0x20 [ 225.264737] [ 225.267167] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 225.272545] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 225.291461] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 225.299191] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 225.306474] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 225.313757] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 225.321035] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 225.328316] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 225.335624] ? trace_hardirqs_on+0x9a/0x310 [ 225.340627] ? trace_hardirqs_on+0xb4/0x310 [ 225.345064] retint_kernel+0x1b/0x2d [ 225.348792] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 225.354076] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 225.373451] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 225.381205] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 225.388498] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 225.395782] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 225.403084] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 225.410373] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 225.417677] ? trace_hardirqs_on+0x9a/0x310 [ 225.422017] ? arch_local_irq_restore+0x45/0x52 [ 225.426702] dump_stack+0x26a/0x2b4 [ 225.430348] ? dump_stack_print_info.cold.2+0x52/0x52 [ 225.435546] ? mark_held_locks+0x130/0x130 [ 225.439956] ? mark_held_locks+0x130/0x130 [ 225.444200] dump_header+0x27b/0xf72 [ 225.447925] ? rcu_read_unlock+0x16/0x60 [ 225.452005] ? pagefault_out_of_memory+0x197/0x197 [ 225.456954] ? mark_held_locks+0x130/0x130 [ 225.461208] ? percpu_ref_put_many+0x13e/0x260 [ 225.465818] ? mem_cgroup_charge_statistics+0x780/0x780 [ 225.471215] ? mem_cgroup_iter+0x1f7/0x1160 [ 225.475565] ? mark_held_locks+0x130/0x130 [ 225.479845] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.485408] ? task_will_free_mem+0x239/0xb30 [ 225.489929] ? ___ratelimit+0x36f/0x655 [ 225.493917] ? lock_downgrade+0x900/0x900 [ 225.498084] ? trace_hardirqs_on+0xbd/0x310 [ 225.502410] ? kasan_check_read+0x11/0x20 [ 225.506564] ? ___ratelimit+0x36f/0x655 [ 225.510548] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 225.516012] ? trace_hardirqs_on+0x310/0x310 [ 225.520629] ? lock_downgrade+0x900/0x900 [ 225.525675] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 225.530790] ? ___ratelimit+0xaa/0x655 [ 225.534691] ? idr_get_free+0xec0/0xec0 [ 225.538671] ? kasan_check_write+0x14/0x20 [ 225.542911] ? do_raw_spin_lock+0xc1/0x200 [ 225.547170] oom_kill_process.cold.27+0x10/0x903 [ 225.552644] ? _raw_spin_unlock+0x2c/0x50 [ 225.557587] ? oom_badness+0xe6/0xaa0 [ 225.562022] ? oom_evaluate_task+0x540/0x540 [ 225.566437] ? shrink_node+0x16b0/0x16b0 [ 225.570529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.576077] ? oom_unkillable_task+0x383/0x580 [ 225.581023] ? out_of_memory+0x974/0x1430 [ 225.585178] ? lock_downgrade+0x900/0x900 [ 225.589344] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 225.595158] ? __cpuset_node_allowed+0x19b/0x660 [ 225.599934] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 225.605478] ? oom_evaluate_task+0x302/0x540 [ 225.609903] out_of_memory+0xa84/0x1430 [ 225.613889] ? oom_killer_disable+0x3a0/0x3a0 [ 225.618388] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 225.623348] ? __mutex_add_waiter+0x2a0/0x2a0 [ 225.628821] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 225.635543] ? find_next_bit+0x104/0x130 [ 225.639624] __alloc_pages_slowpath+0x2318/0x2d80 [ 225.644607] ? warn_alloc+0x120/0x120 [ 225.648418] ? __radix_tree_lookup+0x4c0/0x4c0 [ 225.653005] ? mark_held_locks+0x130/0x130 [ 225.657250] ? find_get_entry+0x2f2/0xc40 [ 225.661411] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 225.666362] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.671923] ? should_fail+0x22d/0xd01 [ 225.675825] ? ___might_sleep+0x1ed/0x300 [ 225.679980] ? lock_release+0x970/0x970 [ 225.683984] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 225.689110] ? __might_sleep+0x95/0x190 [ 225.693104] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 225.697951] ? free_one_page+0xcae/0x1700 [ 225.702110] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 225.707155] ? lock_downgrade+0x900/0x900 [ 225.711339] ? ___might_sleep+0x1ed/0x300 [ 225.715510] ? lock_release+0x970/0x970 [ 225.719493] ? arch_local_save_flags+0x40/0x40 [ 225.724093] ? _raw_spin_unlock+0x2c/0x50 [ 225.728263] ? free_one_page+0xcae/0x1700 [ 225.732425] ? __might_sleep+0x95/0x190 [ 225.736413] __alloc_pages_nodemask+0xa80/0xde0 [ 225.741090] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 225.746121] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 225.751929] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 225.756613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 225.762159] ? __do_page_cache_readahead+0x7ce/0x980 [ 225.767278] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 225.772856] alloc_pages_current+0x10c/0x210 [ 225.777286] ? lock_downgrade+0x900/0x900 [ 225.781468] __page_cache_alloc+0x38f/0x5b0 [ 225.785808] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 225.791632] ? ext4_filemap_fault+0x82/0xad [ 225.795974] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 225.800660] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.806215] ? check_preemption_disabled+0x48/0x200 [ 225.811252] filemap_fault+0x1594/0x25f0 [ 225.815344] ? __lock_page_or_retry+0xa00/0xa00 [ 225.820027] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 225.825842] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 225.830636] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 225.835417] ? filemap_map_pages+0xdea/0x1980 [ 225.839938] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 225.845858] ? kasan_check_read+0x11/0x20 [ 225.850026] ? find_get_pages_range_tag+0x1320/0x1320 [ 225.855229] ? rcu_bh_qs+0xc0/0xc0 [ 225.858778] ? unwind_dump+0x190/0x190 [ 225.862682] ? is_bpf_text_address+0xd3/0x170 [ 225.867183] ? __kernel_text_address+0xd/0x40 [ 225.871682] ? unwind_get_return_address+0x61/0xa0 [ 225.876624] ? __save_stack_trace+0x8d/0xf0 [ 225.880952] ? lock_acquire+0x1ed/0x520 [ 225.884928] ? ext4_filemap_fault+0x7a/0xad [ 225.889253] ? lock_release+0x970/0x970 [ 225.893232] ? arch_local_save_flags+0x40/0x40 [ 225.897812] ? save_stack+0x43/0xd0 [ 225.901437] ? __kasan_slab_free+0x102/0x150 [ 225.905847] ? kasan_slab_free+0xe/0x10 [ 225.909826] ? kfree+0xcf/0x230 [ 225.913123] ? do_syslog+0x1474/0x1690 [ 225.917044] ? kmsg_read+0x8f/0xc0 [ 225.920623] ? proc_reg_read+0x2a3/0x3d0 [ 225.924703] ? __vfs_read+0x117/0x9b0 [ 225.928526] ? down_read+0xb0/0x1d0 [ 225.932163] ? ext4_filemap_fault+0x7a/0xad [ 225.936502] ? __down_interruptible+0x700/0x700 [ 225.941179] ? kasan_check_write+0x14/0x20 [ 225.945452] ? trace_hardirqs_off+0xb8/0x310 [ 225.949896] ext4_filemap_fault+0x82/0xad [ 225.954565] __do_fault+0x100/0x6b0 [ 225.958220] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 225.963684] ? print_bad_pte+0x6c0/0x6c0 [ 225.967754] ? __kasan_slab_free+0x119/0x150 [ 225.972173] ? pmd_val+0x88/0x100 [ 225.975631] ? add_mm_counter_fast+0xd0/0xd0 [ 225.980038] ? pmd_val+0x88/0x100 [ 225.983501] ? add_mm_counter_fast+0xd0/0xd0 [ 225.987918] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 225.993479] __handle_mm_fault+0x3709/0x53e0 [ 225.997908] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 226.002778] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.008337] ? unuse_pde+0x40/0x80 [ 226.011896] ? __f_unlock_pos+0x19/0x20 [ 226.015883] ? lock_acquire+0x1ed/0x520 [ 226.019882] ? handle_mm_fault+0x42a/0xc70 [ 226.024127] ? lock_downgrade+0x900/0x900 [ 226.028288] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 226.034110] ? __do_page_fault+0x67d/0xed0 [ 226.038355] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 226.043812] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.049368] ? check_preemption_disabled+0x48/0x200 [ 226.054404] handle_mm_fault+0x54f/0xc70 [ 226.058482] ? __handle_mm_fault+0x53e0/0x53e0 [ 226.063082] ? find_vma+0x34/0x190 [ 226.066642] __do_page_fault+0x67d/0xed0 [ 226.070716] ? mm_fault_error+0x380/0x380 [ 226.074869] ? trace_hardirqs_off+0xb8/0x310 [ 226.079279] ? trace_hardirqs_on+0x310/0x310 [ 226.083701] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 226.089077] ? trace_hardirqs_on+0x310/0x310 [ 226.093499] do_page_fault+0xf2/0x7e0 [ 226.097318] ? vmalloc_sync_all+0x30/0x30 [ 226.101477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.107016] ? error_entry+0x70/0xd0 [ 226.110737] ? trace_hardirqs_off_caller+0xbb/0x310 [ 226.115758] ? trace_hardirqs_on_caller+0xc0/0x310 [ 226.120692] ? syscall_return_slowpath+0x5e0/0x5e0 [ 226.125627] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 226.130475] ? trace_hardirqs_on_caller+0x310/0x310 [ 226.135487] ? trace_hardirqs_off+0x310/0x310 [ 226.139988] ? prepare_exit_to_usermode+0x291/0x3b0 [ 226.145010] ? page_fault+0x8/0x30 [ 226.148566] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 226.153411] ? page_fault+0x8/0x30 [ 226.156954] page_fault+0x1e/0x30 [ 226.160406] RIP: 0033:0x7f55b1a571fd [ 226.164121] Code: Bad RIP value. [ 226.167484] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 226.172844] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 226.180108] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 226.187376] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 226.194642] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 226.201908] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 226.209204] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 226.209254] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 226.216406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.216410] Call Trace: [ 226.216417] [ 226.216440] dump_stack+0x1c4/0x2b4 [ 226.216460] ? dump_stack_print_info.cold.2+0x52/0x52 [ 226.222983] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 226.232305] warn_alloc.cold.119+0xb7/0x1bd [ 226.234873] rsyslogd cpuset= [ 226.237025] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 226.240632] / [ 226.245827] ? lock_downgrade+0x900/0x900 [ 226.255865] mems_allowed=0 [ 226.260193] ? trace_hardirqs_off+0xb8/0x310 [ 226.281190] ? trace_hardirqs_off+0xb8/0x310 [ 226.285619] __alloc_pages_slowpath+0x2667/0x2d80 [ 226.290488] ? warn_alloc+0x120/0x120 [ 226.294294] ? warn_alloc+0x120/0x120 [ 226.298131] ? warn_alloc+0x120/0x120 [ 226.301940] ? mark_held_locks+0x130/0x130 [ 226.306212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.311755] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.317296] ? should_fail+0x22d/0xd01 [ 226.321197] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 226.326314] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.331872] ? should_fail+0x22d/0xd01 [ 226.335777] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 226.340908] ? should_fail+0x22d/0xd01 [ 226.344826] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 226.349972] ? mark_held_locks+0x130/0x130 [ 226.354232] ? mark_held_locks+0x130/0x130 [ 226.358491] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.364052] ? trace_hardirqs_off+0xb8/0x310 [ 226.368481] ? kasan_check_read+0x11/0x20 [ 226.372655] ? do_raw_spin_unlock+0xa7/0x2f0 [ 226.377084] ? trace_hardirqs_on+0x310/0x310 [ 226.381518] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.387076] ? wq_watchdog_touch+0x9c/0xfe [ 226.391336] ? io_serial_in+0x11/0x90 [ 226.395163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.400723] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 226.405857] __alloc_pages_nodemask+0xa80/0xde0 [ 226.410538] ? should_fail+0x22d/0xd01 [ 226.414452] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 226.419496] ? ____cache_alloc_node+0x1c7/0x1e0 [ 226.424174] ? lock_downgrade+0x900/0x900 [ 226.428330] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.433875] cache_grow_begin+0x91/0x8c0 [ 226.437949] ? do_raw_spin_unlock+0xa7/0x2f0 [ 226.442398] fallback_alloc+0x203/0x2e0 [ 226.446395] ____cache_alloc_node+0x1c7/0x1e0 [ 226.450918] kmem_cache_alloc_node+0xe3/0x730 [ 226.455436] ? ipv6_get_ifaddr+0x42e/0x620 [ 226.459708] __alloc_skb+0x119/0x770 [ 226.463445] ? skb_scrub_packet+0x490/0x490 [ 226.467777] ? lock_downgrade+0x900/0x900 [ 226.471935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.477473] ? refcount_sub_and_test_checked+0x203/0x310 [ 226.482931] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 226.488385] ? addrconf_rs_timer+0x690/0x690 [ 226.492809] ndisc_alloc_skb+0x144/0x340 [ 226.496878] ndisc_send_rs+0x331/0x6e0 [ 226.500774] addrconf_rs_timer+0x314/0x690 [ 226.505020] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.509264] call_timer_fn+0x272/0x920 [ 226.513156] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.517398] ? process_timeout+0x40/0x40 [ 226.521479] ? trace_hardirqs_off+0xb8/0x310 [ 226.525893] ? kasan_check_read+0x11/0x20 [ 226.530048] ? do_raw_spin_unlock+0xa7/0x2f0 [ 226.534459] ? trace_hardirqs_on+0x310/0x310 [ 226.538875] ? __run_timers+0x7da/0xc70 [ 226.542856] ? lock_downgrade+0x900/0x900 [ 226.547009] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 226.552117] ? trace_hardirqs_on+0xbd/0x310 [ 226.556440] ? kasan_check_read+0x11/0x20 [ 226.560587] ? __run_timers+0x7da/0xc70 [ 226.564566] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 226.570016] ? kasan_check_write+0x14/0x20 [ 226.574256] ? do_raw_spin_lock+0xc1/0x200 [ 226.578497] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 226.582735] __run_timers+0x7e5/0xc70 [ 226.586554] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 226.591924] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 226.596947] ? timerqueue_add+0x207/0x2b0 [ 226.601098] ? enqueue_hrtimer+0x1a5/0x560 [ 226.605343] ? lock_release+0x970/0x970 [ 226.609324] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 226.614519] ? kasan_check_write+0x14/0x20 [ 226.618759] ? pvclock_read_flags+0x160/0x160 [ 226.623260] ? lock_downgrade+0x900/0x900 [ 226.627415] ? trace_hardirqs_on+0xbd/0x310 [ 226.631736] ? kvm_sched_clock_read+0x9/0x20 [ 226.636148] ? irq_exit+0x17f/0x1c0 [ 226.639782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.645328] ? check_preemption_disabled+0x48/0x200 [ 226.650353] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.655904] run_timer_softirq+0x52/0xb0 [ 226.659970] ? __this_cpu_preempt_check+0x1c/0x1f [ 226.664821] __do_softirq+0x30b/0xad8 [ 226.668680] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 226.673802] ? pvclock_read_flags+0x160/0x160 [ 226.678306] ? lapic_next_event+0x5a/0x90 [ 226.682457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.688014] ? clockevents_program_event+0x140/0x370 [ 226.693132] ? kvm_clock_read+0x18/0x30 [ 226.697115] ? kvm_sched_clock_read+0x9/0x20 [ 226.701529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.707078] ? check_preemption_disabled+0x48/0x200 [ 226.712122] irq_exit+0x17f/0x1c0 [ 226.715584] smp_apic_timer_interrupt+0x1cb/0x760 [ 226.720446] ? smp_reschedule_interrupt+0x109/0x650 [ 226.725472] ? smp_call_function_single_interrupt+0x650/0x650 [ 226.731362] ? interrupt_entry+0xb5/0xf0 [ 226.735434] ? trace_hardirqs_off_caller+0xbb/0x310 [ 226.740540] ? trace_hardirqs_off_caller+0xbb/0x310 [ 226.745561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 226.750408] ? trace_hardirqs_on_caller+0x310/0x310 [ 226.755428] ? trace_hardirqs_on_caller+0x310/0x310 [ 226.760447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.765992] ? check_preemption_disabled+0x48/0x200 [ 226.771008] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 226.776553] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 226.781409] apic_timer_interrupt+0xf/0x20 [ 226.785642] [ 226.787885] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 226.792818] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 226.811754] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 226.819476] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 226.826749] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 226.834025] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 226.841300] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 226.848580] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 226.855882] ? trace_hardirqs_on+0xb4/0x310 [ 226.860234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 226.865799] skb_clone+0x1bb/0x500 [ 226.869352] ? finish_task_switch+0x1b5/0x900 [ 226.873856] ? skb_split+0x11e0/0x11e0 [ 226.877760] ? preempt_notifier_register+0x200/0x200 [ 226.882881] ? __switch_to_asm+0x34/0x70 [ 226.886948] ? __switch_to_asm+0x34/0x70 [ 226.891013] ? __switch_to_asm+0x40/0x70 [ 226.895075] ? __switch_to_asm+0x34/0x70 [ 226.899151] ? __switch_to_asm+0x40/0x70 [ 226.903216] ? __switch_to_asm+0x34/0x70 [ 226.907283] ? __switch_to_asm+0x40/0x70 [ 226.911350] ? __switch_to_asm+0x34/0x70 [ 226.915418] ? __switch_to_asm+0x34/0x70 [ 226.919488] ? __switch_to_asm+0x40/0x70 [ 226.923557] ? __switch_to_asm+0x34/0x70 [ 226.927642] bpf_clone_redirect+0xb9/0x490 [ 226.931882] ? __schedule+0x874/0x1ed0 [ 226.935773] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 226.940798] ? __sched_text_start+0x8/0x8 [ 226.944960] ? retint_kernel+0x2d/0x2d [ 226.948856] ? trace_hardirqs_on_caller+0xc0/0x310 [ 226.953789] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 226.958552] ? trace_hardirqs_off+0x310/0x310 [ 226.963059] ? bpf_test_run+0x1fc/0x5a0 [ 226.967045] ? lock_acquire+0x1ed/0x520 [ 226.971022] ? bpf_test_run+0x32e/0x5a0 [ 226.975002] ? lock_release+0x970/0x970 [ 226.978979] ? preempt_schedule+0x4d/0x60 [ 226.983136] ? preempt_schedule_common+0x1f/0xd0 [ 226.987894] ? preempt_schedule+0x4d/0x60 [ 226.992051] ? ___preempt_schedule+0x16/0x18 [ 226.996481] ? bpf_test_run+0x1c0/0x5a0 [ 227.000480] ? netlink_diag_dump+0x2a0/0x2a0 [ 227.004896] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.010434] ? bpf_test_init.isra.9+0x70/0x100 [ 227.015020] ? bpf_prog_test_run_skb+0x634/0xb40 [ 227.019786] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 227.024637] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 227.030177] ? fput+0x130/0x1a0 [ 227.033479] ? __bpf_prog_get+0x9b/0x290 [ 227.037659] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 227.042511] ? bpf_prog_test_run+0x130/0x1a0 [ 227.046927] ? __x64_sys_bpf+0x3d8/0x510 [ 227.051011] ? bpf_prog_get+0x20/0x20 [ 227.054834] ? do_syscall_64+0x1b9/0x820 [ 227.059360] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 227.064736] ? syscall_return_slowpath+0x5e0/0x5e0 [ 227.069672] ? trace_hardirqs_on_caller+0x310/0x310 [ 227.074698] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 227.079720] ? recalc_sigpending_tsk+0x180/0x180 [ 227.084483] ? kasan_check_write+0x14/0x20 [ 227.088727] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 227.093586] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 227.098966] warn_alloc_show_mem: 1 callbacks suppressed [ 227.098979] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 227.098981] Mem-Info: [ 227.099013] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 227.099013] active_file:15 inactive_file:16 isolated_file:0 [ 227.099013] unevictable:0 dirty:0 writeback:0 unstable:0 [ 227.099013] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 227.099013] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 227.099013] free:13758 free_pcp:319 free_cma:0 [ 227.104352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 227.104362] Call Trace: [ 227.111132] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 227.113530] [ 227.146411] Node 0 [ 227.155786] dump_stack+0x1c4/0x2b4 [ 227.158372] 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 [ 227.186038] ? dump_stack_print_info.cold.2+0x52/0x52 [ 227.188178] lowmem_reserve[]: [ 227.190431] warn_alloc.cold.119+0xb7/0x1bd [ 227.194030] 0 [ 227.219550] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 227.224747] 2819 [ 227.227869] ? lock_downgrade+0x900/0x900 [ 227.232170] 6323 [ 227.233988] ? trace_hardirqs_off+0xb8/0x310 [ 227.238813] 6323 [ 227.240896] ? trace_hardirqs_off+0xb8/0x310 [ 227.247103] __alloc_pages_slowpath+0x2667/0x2d80 [ 227.251499] Node 0 [ 227.253636] ? warn_alloc+0x120/0x120 [ 227.258015] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 227.262848] ? lock_release+0x970/0x970 [ 227.265078] lowmem_reserve[]: [ 227.268895] ? warn_alloc+0x120/0x120 [ 227.295594] 0 0 [ 227.299628] ? trace_hardirqs_on+0x310/0x310 [ 227.302719] 3503 [ 227.306536] ? warn_alloc+0x120/0x120 [ 227.308496] 3503 [ 227.312915] ? mark_held_locks+0x130/0x130 [ 227.318778] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.320822] Node 0 [ 227.325072] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.330623] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 227.332855] ? should_fail+0x22d/0xd01 [ 227.338386] lowmem_reserve[]: [ 227.367489] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 227.371375] 0 [ 227.374533] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 227.379615] 0 0 [ 227.381470] ? should_fail+0x22d/0xd01 [ 227.387005] 0 [ 227.388993] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 227.394663] ? should_fail+0x22d/0xd01 [ 227.399741] Node 0 DMA: 1*4kB [ 227.403640] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 227.403660] ? mark_held_locks+0x130/0x130 [ 227.406834] (U) [ 227.411941] ? mark_held_locks+0x130/0x130 [ 227.416168] 0*8kB [ 227.418155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.422369] 0*16kB [ 227.424528] ? trace_hardirqs_off+0xb8/0x310 [ 227.430050] 1*32kB [ 227.432298] ? kasan_check_read+0x11/0x20 [ 227.436697] (U) [ 227.438947] ? do_raw_spin_unlock+0xa7/0x2f0 [ 227.443066] 2*64kB [ 227.445044] ? trace_hardirqs_on+0x310/0x310 [ 227.449422] (U) [ 227.451672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.456047] 1*128kB [ 227.458020] ? wq_watchdog_touch+0x9c/0xfe [ 227.463528] (U) [ 227.465855] ? io_serial_in+0x11/0x90 [ 227.470065] 1*256kB [ 227.472054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.475824] (U) [ 227.478150] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 227.483661] 0*512kB [ 227.485654] __alloc_pages_nodemask+0xa80/0xde0 [ 227.490727] 1*1024kB [ 227.493047] ? should_fail+0x22d/0xd01 [ 227.497691] (U) [ 227.500104] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 227.503968] 1*2048kB [ 227.505963] ? ____cache_alloc_node+0x1c7/0x1e0 [ 227.510947] (M) [ 227.513366] ? lock_downgrade+0x900/0x900 [ 227.518007] 3*4096kB [ 227.519990] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.524110] (M) [ 227.526520] cache_grow_begin+0x91/0x8c0 [ 227.532026] = 15908kB [ 227.532036] Node 0 [ 227.534017] ? do_raw_spin_unlock+0xa7/0x2f0 [ 227.538054] DMA32: [ 227.540466] fallback_alloc+0x203/0x2e0 [ 227.542675] 4*4kB [ 227.547081] ____cache_alloc_node+0x1c7/0x1e0 [ 227.549295] (M) [ 227.553291] kmem_cache_alloc_node+0xe3/0x730 [ 227.555414] 1*8kB (U) [ 227.559915] ? ipv6_get_ifaddr+0x42e/0x620 [ 227.561868] 2*16kB [ 227.566365] __alloc_skb+0x119/0x770 [ 227.568838] (M) [ 227.573069] ? skb_scrub_packet+0x490/0x490 [ 227.575285] 2*32kB [ 227.578996] ? lock_downgrade+0x900/0x900 [ 227.580947] (M) [ 227.585282] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.587492] 4*64kB [ 227.591643] ? refcount_sub_and_test_checked+0x203/0x310 [ 227.593594] (M) [ 227.599135] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 227.601353] 4*128kB [ 227.606810] ? addrconf_rs_timer+0x690/0x690 [ 227.608759] (UM) [ 227.614224] ndisc_alloc_skb+0x144/0x340 [ 227.616538] 3*256kB [ 227.620951] ndisc_send_rs+0x331/0x6e0 [ 227.622984] (M) [ 227.627046] addrconf_rs_timer+0x314/0x690 [ 227.629344] 4*512kB [ 227.633230] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.635185] (UM) [ 227.639426] call_timer_fn+0x272/0x920 [ 227.641720] 3*1024kB [ 227.645954] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.648004] (UM) [ 227.651897] ? process_timeout+0x40/0x40 [ 227.654281] 3*2048kB [ 227.658518] ? trace_hardirqs_off+0xb8/0x310 [ 227.660564] (M) [ 227.664634] ? kasan_check_read+0x11/0x20 [ 227.667020] 3*4096kB (M) [ 227.671450] ? do_raw_spin_unlock+0xa7/0x2f0 [ 227.673397] = 25208kB [ 227.677548] ? trace_hardirqs_on+0x310/0x310 [ 227.680285] Node 0 [ 227.684706] ? __run_timers+0x7da/0xc70 [ 227.687119] Normal: [ 227.691533] ? lock_downgrade+0x900/0x900 [ 227.693751] 853*4kB [ 227.697727] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 227.700025] (UMEH) [ 227.704169] ? trace_hardirqs_on+0xbd/0x310 [ 227.706468] 371*8kB [ 227.711569] ? kasan_check_read+0x11/0x20 [ 227.713782] (UME) [ 227.718100] ? __run_timers+0x7da/0xc70 [ 227.720410] 193*16kB [ 227.724554] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 227.726682] (UME) [ 227.730656] ? kasan_check_write+0x14/0x20 [ 227.733046] 70*32kB [ 227.738499] ? do_raw_spin_lock+0xc1/0x200 [ 227.740624] (UMEH) [ 227.744862] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 227.747172] 27*64kB (UMH) [ 227.751428] __run_timers+0x7e5/0xc70 [ 227.753640] 4*128kB [ 227.757878] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 227.760694] (UM) [ 227.764495] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 227.766794] 0*256kB [ 227.772180] ? timerqueue_add+0x207/0x2b0 [ 227.774219] 0*512kB [ 227.779232] ? enqueue_hrtimer+0x1a5/0x560 [ 227.781533] 0*1024kB [ 227.785679] ? lock_release+0x970/0x970 [ 227.787972] 0*2048kB 0*4096kB [ 227.792218] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 227.794618] = 13948kB [ 227.798585] ? kasan_check_write+0x14/0x20 [ 227.801762] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 227.806949] ? pvclock_read_flags+0x160/0x160 [ 227.809348] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 227.813579] ? lock_downgrade+0x900/0x900 [ 227.822569] 660 total pagecache pages [ 227.827083] ? trace_hardirqs_on+0xbd/0x310 [ 227.835627] 0 pages in swap cache [ 227.835641] Swap cache stats: add 0, delete 0, find 0/0 [ 227.839803] ? kvm_sched_clock_read+0x9/0x20 [ 227.843575] Free swap = 0kB [ 227.847899] ? irq_exit+0x17f/0x1c0 [ 227.851333] Total swap = 0kB [ 227.856695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.861075] 1965979 pages RAM [ 227.864092] ? check_preemption_disabled+0x48/0x200 [ 227.867701] 0 pages HighMem/MovableOnly [ 227.870813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.876330] 342307 pages reserved [ 227.879441] run_timer_softirq+0x52/0xb0 [ 227.884433] 0 pages cma reserved [ 227.888412] ? __this_cpu_preempt_check+0x1c/0x1f [ 227.893972] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 227.897372] __do_softirq+0x30b/0xad8 [ 227.897395] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 227.901502] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 227.904985] ? pvclock_read_flags+0x160/0x160 [ 227.909807] syz-executor2 cpuset= [ 227.916310] ? lapic_next_event+0x5a/0x90 [ 227.920113] syz2 [ 227.925228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.935712] mems_allowed=0 [ 227.940217] ? clockevents_program_event+0x140/0x370 [ 227.963813] ? kvm_clock_read+0x18/0x30 [ 227.967810] ? kvm_sched_clock_read+0x9/0x20 [ 227.972234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 227.977791] ? check_preemption_disabled+0x48/0x200 [ 227.982834] irq_exit+0x17f/0x1c0 [ 227.986306] smp_apic_timer_interrupt+0x1cb/0x760 [ 227.991169] ? smp_reschedule_interrupt+0x109/0x650 [ 227.996207] ? smp_call_function_single_interrupt+0x650/0x650 [ 228.002108] ? interrupt_entry+0xb5/0xf0 [ 228.006184] ? trace_hardirqs_off_caller+0xbb/0x310 [ 228.011212] ? trace_hardirqs_off_caller+0xbb/0x310 [ 228.016240] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 228.021100] ? trace_hardirqs_on_caller+0x310/0x310 [ 228.026128] ? trace_hardirqs_on_caller+0x310/0x310 [ 228.031154] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.036703] ? check_preemption_disabled+0x48/0x200 [ 228.041731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 228.046588] apic_timer_interrupt+0xf/0x20 [ 228.050824] [ 228.053068] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 228.058262] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 228.077283] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 228.085011] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 228.092285] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 228.099564] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 228.106870] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 228.114148] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 228.121441] ? trace_hardirqs_on+0x9a/0x310 [ 228.125764] ? trace_hardirqs_on+0xb4/0x310 [ 228.130099] retint_kernel+0x1b/0x2d [ 228.133909] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 228.139187] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 228.158095] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 228.165820] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 228.173092] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 228.180364] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 228.187657] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 228.194930] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 228.202228] ? trace_hardirqs_on+0x9a/0x310 [ 228.206564] ? arch_local_irq_restore+0x45/0x52 [ 228.211248] dump_stack+0x26a/0x2b4 [ 228.214923] ? dump_stack_print_info.cold.2+0x52/0x52 [ 228.220150] ? mark_held_locks+0x130/0x130 [ 228.224403] ? mark_held_locks+0x130/0x130 [ 228.228650] dump_header+0x27b/0xf72 [ 228.232379] ? rcu_read_unlock+0x16/0x60 [ 228.236456] ? pagefault_out_of_memory+0x197/0x197 [ 228.241391] ? mark_held_locks+0x130/0x130 [ 228.245637] ? percpu_ref_put_many+0x13e/0x260 [ 228.250229] ? mem_cgroup_charge_statistics+0x780/0x780 [ 228.255627] ? mem_cgroup_iter+0x1f7/0x1160 [ 228.259955] ? mark_held_locks+0x130/0x130 [ 228.264208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.269753] ? task_will_free_mem+0x239/0xb30 [ 228.274267] ? ___ratelimit+0x36f/0x655 [ 228.278258] ? lock_downgrade+0x900/0x900 [ 228.282424] ? trace_hardirqs_on+0xbd/0x310 [ 228.286753] ? kasan_check_read+0x11/0x20 [ 228.290908] ? ___ratelimit+0x36f/0x655 [ 228.294895] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 228.300360] ? trace_hardirqs_on+0x310/0x310 [ 228.304785] ? lock_downgrade+0x900/0x900 [ 228.308966] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 228.314087] ? ___ratelimit+0xaa/0x655 [ 228.317991] ? idr_get_free+0xec0/0xec0 [ 228.321978] ? kasan_check_write+0x14/0x20 [ 228.326230] ? do_raw_spin_lock+0xc1/0x200 [ 228.330502] oom_kill_process.cold.27+0x10/0x903 [ 228.335272] ? _raw_spin_unlock+0x2c/0x50 [ 228.339437] ? oom_badness+0xe6/0xaa0 [ 228.343260] ? oom_evaluate_task+0x540/0x540 [ 228.347693] ? shrink_node+0x16b0/0x16b0 [ 228.351768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.357318] ? oom_unkillable_task+0x383/0x580 [ 228.361908] ? out_of_memory+0x974/0x1430 [ 228.366064] ? lock_downgrade+0x900/0x900 [ 228.370329] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 228.376134] ? __cpuset_node_allowed+0x19b/0x660 [ 228.380907] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 228.386458] ? oom_evaluate_task+0x302/0x540 [ 228.390887] out_of_memory+0xa84/0x1430 [ 228.394894] ? oom_killer_disable+0x3a0/0x3a0 [ 228.399437] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 228.404406] ? __mutex_add_waiter+0x2a0/0x2a0 [ 228.408923] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 228.413952] ? find_next_bit+0x104/0x130 [ 228.418031] __alloc_pages_slowpath+0x2318/0x2d80 [ 228.422903] ? warn_alloc+0x120/0x120 [ 228.426707] ? __radix_tree_lookup+0x4c0/0x4c0 [ 228.431304] ? mark_held_locks+0x130/0x130 [ 228.435559] ? find_get_entry+0x2f2/0xc40 [ 228.439717] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 228.444664] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.450222] ? should_fail+0x22d/0xd01 [ 228.454122] ? ___might_sleep+0x1ed/0x300 [ 228.458279] ? lock_release+0x970/0x970 [ 228.462283] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 228.467410] ? __might_sleep+0x95/0x190 [ 228.471393] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 228.476239] ? free_one_page+0xcae/0x1700 [ 228.480402] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 228.485438] ? lock_downgrade+0x900/0x900 [ 228.489598] ? ___might_sleep+0x1ed/0x300 [ 228.493769] ? lock_release+0x970/0x970 [ 228.497762] ? arch_local_save_flags+0x40/0x40 [ 228.502355] ? _raw_spin_unlock+0x2c/0x50 [ 228.506517] ? free_one_page+0xcae/0x1700 [ 228.510688] ? __might_sleep+0x95/0x190 [ 228.514677] __alloc_pages_nodemask+0xa80/0xde0 [ 228.519365] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 228.524397] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 228.530217] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 228.534924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.540491] ? __do_page_cache_readahead+0x7ce/0x980 [ 228.545630] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 228.551185] alloc_pages_current+0x10c/0x210 [ 228.555616] ? lock_downgrade+0x900/0x900 [ 228.559784] __page_cache_alloc+0x38f/0x5b0 [ 228.564121] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 228.569931] ? ext4_filemap_fault+0x82/0xad [ 228.574275] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 228.579233] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.584798] ? check_preemption_disabled+0x48/0x200 [ 228.589841] filemap_fault+0x1594/0x25f0 [ 228.593934] ? __lock_page_or_retry+0xa00/0xa00 [ 228.598623] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 228.604435] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 228.609215] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 228.614008] ? filemap_map_pages+0xdea/0x1980 [ 228.618539] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 228.624359] ? kasan_check_read+0x11/0x20 [ 228.628525] ? find_get_pages_range_tag+0x1320/0x1320 [ 228.633727] ? rcu_bh_qs+0xc0/0xc0 [ 228.637278] ? unwind_dump+0x190/0x190 [ 228.641196] ? is_bpf_text_address+0xd3/0x170 [ 228.645713] ? __kernel_text_address+0xd/0x40 [ 228.650221] ? unwind_get_return_address+0x61/0xa0 [ 228.655166] ? __save_stack_trace+0x8d/0xf0 [ 228.659508] ? lock_acquire+0x1ed/0x520 [ 228.663493] ? ext4_filemap_fault+0x7a/0xad [ 228.667840] ? lock_release+0x970/0x970 [ 228.671836] ? arch_local_save_flags+0x40/0x40 [ 228.676437] ? save_stack+0x43/0xd0 [ 228.680068] ? __kasan_slab_free+0x102/0x150 [ 228.684476] ? kasan_slab_free+0xe/0x10 [ 228.688453] ? kfree+0xcf/0x230 [ 228.691738] ? do_syslog+0x1474/0x1690 [ 228.695625] ? kmsg_read+0x8f/0xc0 [ 228.699171] ? proc_reg_read+0x2a3/0x3d0 [ 228.703244] ? __vfs_read+0x117/0x9b0 [ 228.707065] ? down_read+0xb0/0x1d0 [ 228.710720] ? ext4_filemap_fault+0x7a/0xad [ 228.715056] ? __down_interruptible+0x700/0x700 [ 228.719742] ? kasan_check_write+0x14/0x20 [ 228.724004] ? trace_hardirqs_off+0xb8/0x310 [ 228.728440] ext4_filemap_fault+0x82/0xad [ 228.732625] __do_fault+0x100/0x6b0 [ 228.736269] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 228.741742] ? print_bad_pte+0x6c0/0x6c0 [ 228.745832] ? __kasan_slab_free+0x119/0x150 [ 228.750263] ? pmd_val+0x88/0x100 [ 228.753738] ? add_mm_counter_fast+0xd0/0xd0 [ 228.758167] ? pmd_val+0x88/0x100 [ 228.761642] ? add_mm_counter_fast+0xd0/0xd0 [ 228.766073] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.771649] __handle_mm_fault+0x3709/0x53e0 [ 228.776078] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 228.780958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.786514] ? unuse_pde+0x40/0x80 [ 228.790075] ? __f_unlock_pos+0x19/0x20 [ 228.794075] ? lock_acquire+0x1ed/0x520 [ 228.798074] ? handle_mm_fault+0x42a/0xc70 [ 228.802328] ? lock_downgrade+0x900/0x900 [ 228.806513] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 228.812342] ? __do_page_fault+0x67d/0xed0 [ 228.816635] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 228.822121] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 228.827676] ? check_preemption_disabled+0x48/0x200 [ 228.832713] handle_mm_fault+0x54f/0xc70 [ 228.836802] ? __handle_mm_fault+0x53e0/0x53e0 [ 228.841402] ? find_vma+0x34/0x190 [ 228.844954] __do_page_fault+0x67d/0xed0 [ 228.849032] ? mm_fault_error+0x380/0x380 [ 228.853189] ? trace_hardirqs_off+0xb8/0x310 [ 228.857641] ? trace_hardirqs_on+0x310/0x310 [ 228.862068] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 228.867468] ? trace_hardirqs_on+0x310/0x310 [ 228.871907] do_page_fault+0xf2/0x7e0 [ 228.875728] ? vmalloc_sync_all+0x30/0x30 [ 228.879922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 228.885499] ? error_entry+0x70/0xd0 [ 228.889236] ? trace_hardirqs_off_caller+0xbb/0x310 [ 228.894264] ? trace_hardirqs_on_caller+0xc0/0x310 [ 228.899211] ? syscall_return_slowpath+0x5e0/0x5e0 [ 228.904159] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 228.909026] ? trace_hardirqs_on_caller+0x310/0x310 [ 228.914061] ? trace_hardirqs_off+0x310/0x310 [ 228.918586] ? prepare_exit_to_usermode+0x291/0x3b0 [ 228.923667] ? page_fault+0x8/0x30 [ 228.927231] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 228.932094] ? page_fault+0x8/0x30 [ 228.935668] page_fault+0x1e/0x30 [ 228.939135] RIP: 0033:0x7f55b1a571fd [ 228.942857] Code: Bad RIP value. [ 228.946220] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 228.951601] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 228.958887] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 228.966186] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 228.973473] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 228.980762] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 228.988070] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 228.988119] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 228.995293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 228.995306] Call Trace: [ 229.001899] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 229.011163] [ 229.013741] rsyslogd cpuset= [ 229.023802] dump_stack+0x1c4/0x2b4 [ 229.025927] / [ 229.028949] ? dump_stack_print_info.cold.2+0x52/0x52 [ 229.032553] mems_allowed=0 [ 229.034271] warn_alloc.cold.119+0xb7/0x1bd [ 229.046683] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 229.051543] ? lock_downgrade+0x900/0x900 [ 229.055708] ? trace_hardirqs_off+0xb8/0x310 [ 229.060648] ? trace_hardirqs_off+0xb8/0x310 [ 229.065072] __alloc_pages_slowpath+0x2667/0x2d80 [ 229.069951] ? warn_alloc+0x120/0x120 [ 229.073762] ? lock_release+0x970/0x970 [ 229.077746] ? warn_alloc+0x120/0x120 [ 229.081556] ? trace_hardirqs_on+0x310/0x310 [ 229.085973] ? warn_alloc+0x120/0x120 [ 229.089784] ? mark_held_locks+0x130/0x130 [ 229.094039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.099596] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.105158] ? should_fail+0x22d/0xd01 [ 229.109069] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 229.114192] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.119747] ? should_fail+0x22d/0xd01 [ 229.123820] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 229.128941] ? should_fail+0x22d/0xd01 [ 229.132853] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 229.137982] ? mark_held_locks+0x130/0x130 [ 229.142228] ? mark_held_locks+0x130/0x130 [ 229.146480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.152031] ? trace_hardirqs_off+0xb8/0x310 [ 229.156532] ? kasan_check_read+0x11/0x20 [ 229.160694] ? do_raw_spin_unlock+0xa7/0x2f0 [ 229.165135] ? trace_hardirqs_on+0x310/0x310 [ 229.169562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.175116] ? wq_watchdog_touch+0x9c/0xfe [ 229.179375] ? io_serial_in+0x11/0x90 [ 229.183201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.188762] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 229.193912] __alloc_pages_nodemask+0xa80/0xde0 [ 229.198594] ? should_fail+0x22d/0xd01 [ 229.202503] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 229.207540] ? ____cache_alloc_node+0x1c7/0x1e0 [ 229.212218] ? lock_downgrade+0x900/0x900 [ 229.216382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.221942] cache_grow_begin+0x91/0x8c0 [ 229.226012] ? do_raw_spin_unlock+0xa7/0x2f0 [ 229.230437] fallback_alloc+0x203/0x2e0 [ 229.234421] ____cache_alloc_node+0x1c7/0x1e0 [ 229.238934] kmem_cache_alloc_node+0xe3/0x730 [ 229.243433] ? ipv6_get_ifaddr+0x42e/0x620 [ 229.247677] __alloc_skb+0x119/0x770 [ 229.251400] ? skb_scrub_packet+0x490/0x490 [ 229.255757] ? lock_downgrade+0x900/0x900 [ 229.259919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.265469] ? refcount_sub_and_test_checked+0x203/0x310 [ 229.270941] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 229.276413] ? addrconf_rs_timer+0x690/0x690 [ 229.280866] ndisc_alloc_skb+0x144/0x340 [ 229.284950] ndisc_send_rs+0x331/0x6e0 [ 229.288860] addrconf_rs_timer+0x314/0x690 [ 229.293129] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.297388] call_timer_fn+0x272/0x920 [ 229.301298] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.305587] ? process_timeout+0x40/0x40 [ 229.309667] ? trace_hardirqs_off+0xb8/0x310 [ 229.314095] ? kasan_check_read+0x11/0x20 [ 229.318275] ? do_raw_spin_unlock+0xa7/0x2f0 [ 229.322704] ? trace_hardirqs_on+0x310/0x310 [ 229.327134] ? __run_timers+0x7da/0xc70 [ 229.331125] ? lock_downgrade+0x900/0x900 [ 229.335291] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 229.340419] ? trace_hardirqs_on+0xbd/0x310 [ 229.344751] ? kasan_check_read+0x11/0x20 [ 229.348910] ? __run_timers+0x7da/0xc70 [ 229.352889] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 229.358370] ? kasan_check_write+0x14/0x20 [ 229.362628] ? do_raw_spin_lock+0xc1/0x200 [ 229.366890] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 229.371154] __run_timers+0x7e5/0xc70 [ 229.374992] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 229.380379] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 229.385437] ? timerqueue_add+0x207/0x2b0 [ 229.389595] ? enqueue_hrtimer+0x1a5/0x560 [ 229.393843] ? lock_release+0x970/0x970 [ 229.397826] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 229.403024] ? kasan_check_write+0x14/0x20 [ 229.407273] ? pvclock_read_flags+0x160/0x160 [ 229.411781] ? lock_downgrade+0x900/0x900 [ 229.415941] ? trace_hardirqs_on+0xbd/0x310 [ 229.420263] ? kvm_sched_clock_read+0x9/0x20 [ 229.424690] ? irq_exit+0x17f/0x1c0 [ 229.428331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.433875] ? check_preemption_disabled+0x48/0x200 [ 229.438900] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.444459] run_timer_softirq+0x52/0xb0 [ 229.448526] ? __this_cpu_preempt_check+0x1c/0x1f [ 229.453382] __do_softirq+0x30b/0xad8 [ 229.457195] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 229.462310] ? pvclock_read_flags+0x160/0x160 [ 229.466815] ? lapic_next_event+0x5a/0x90 [ 229.470969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.476515] ? clockevents_program_event+0x140/0x370 [ 229.481634] ? kvm_clock_read+0x18/0x30 [ 229.485612] ? kvm_sched_clock_read+0x9/0x20 [ 229.490024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.495567] ? check_preemption_disabled+0x48/0x200 [ 229.500595] irq_exit+0x17f/0x1c0 [ 229.504052] smp_apic_timer_interrupt+0x1cb/0x760 [ 229.508899] ? smp_reschedule_interrupt+0x109/0x650 [ 229.513922] ? smp_call_function_single_interrupt+0x650/0x650 [ 229.519816] ? interrupt_entry+0xb5/0xf0 [ 229.523885] ? trace_hardirqs_off_caller+0xbb/0x310 [ 229.528902] ? trace_hardirqs_off_caller+0xbb/0x310 [ 229.533927] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 229.538776] ? trace_hardirqs_on_caller+0x310/0x310 [ 229.543805] ? trace_hardirqs_on_caller+0x310/0x310 [ 229.548838] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.554386] ? check_preemption_disabled+0x48/0x200 [ 229.559411] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.564982] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 229.569854] apic_timer_interrupt+0xf/0x20 [ 229.574087] [ 229.576341] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 229.581275] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 229.600187] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 229.607898] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 229.615167] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 229.622436] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 229.629706] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 229.636974] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 229.644263] ? trace_hardirqs_on+0xb4/0x310 [ 229.648593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 229.654139] skb_clone+0x1bb/0x500 [ 229.657681] ? finish_task_switch+0x1b5/0x900 [ 229.662175] ? skb_split+0x11e0/0x11e0 [ 229.666070] ? preempt_notifier_register+0x200/0x200 [ 229.671185] ? __switch_to_asm+0x34/0x70 [ 229.675247] ? __switch_to_asm+0x34/0x70 [ 229.679308] ? __switch_to_asm+0x40/0x70 [ 229.683374] ? __switch_to_asm+0x34/0x70 [ 229.687431] ? __switch_to_asm+0x40/0x70 [ 229.691489] ? __switch_to_asm+0x34/0x70 [ 229.695545] ? __switch_to_asm+0x40/0x70 [ 229.699604] ? __switch_to_asm+0x34/0x70 [ 229.703665] ? __switch_to_asm+0x34/0x70 [ 229.707726] ? __switch_to_asm+0x40/0x70 [ 229.711790] ? __switch_to_asm+0x34/0x70 [ 229.715862] bpf_clone_redirect+0xb9/0x490 [ 229.720109] ? __schedule+0x874/0x1ed0 [ 229.724001] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 229.729019] ? __sched_text_start+0x8/0x8 [ 229.733169] ? retint_kernel+0x2d/0x2d [ 229.737074] ? trace_hardirqs_on_caller+0xc0/0x310 [ 229.742027] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 229.746788] ? trace_hardirqs_off+0x310/0x310 [ 229.751283] ? bpf_test_run+0x1fc/0x5a0 [ 229.755273] ? lock_acquire+0x1ed/0x520 [ 229.759247] ? bpf_test_run+0x32e/0x5a0 [ 229.763232] ? lock_release+0x970/0x970 [ 229.767209] ? preempt_schedule+0x4d/0x60 [ 229.771361] ? preempt_schedule_common+0x1f/0xd0 [ 229.776124] ? preempt_schedule+0x4d/0x60 [ 229.780277] ? ___preempt_schedule+0x16/0x18 [ 229.784723] ? bpf_test_run+0x1c0/0x5a0 [ 229.788704] ? netlink_diag_dump+0x2a0/0x2a0 [ 229.793130] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 229.798669] ? bpf_test_init.isra.9+0x70/0x100 [ 229.803256] ? bpf_prog_test_run_skb+0x634/0xb40 [ 229.808024] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 229.812867] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 229.818408] ? fput+0x130/0x1a0 [ 229.821708] ? __bpf_prog_get+0x9b/0x290 [ 229.825771] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 229.830612] ? bpf_prog_test_run+0x130/0x1a0 [ 229.835025] ? __x64_sys_bpf+0x3d8/0x510 [ 229.839090] ? bpf_prog_get+0x20/0x20 [ 229.842911] ? do_syscall_64+0x1b9/0x820 [ 229.846971] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 229.852341] ? syscall_return_slowpath+0x5e0/0x5e0 [ 229.857276] ? trace_hardirqs_on_caller+0x310/0x310 [ 229.862296] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 229.867329] ? recalc_sigpending_tsk+0x180/0x180 [ 229.872087] ? kasan_check_write+0x14/0x20 [ 229.876340] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 229.881193] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 229.886582] warn_alloc_show_mem: 1 callbacks suppressed [ 229.886595] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 229.886597] Mem-Info: [ 229.886635] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 229.886635] active_file:15 inactive_file:16 isolated_file:0 [ 229.886635] unevictable:0 dirty:0 writeback:0 unstable:0 [ 229.886635] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 229.886635] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 229.886635] free:13758 free_pcp:319 free_cma:0 [ 229.891981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 229.898753] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 229.901154] Call Trace: [ 229.934031] Node 0 [ 229.943387] [ 229.971303] 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 [ 229.973880] dump_stack+0x1c4/0x2b4 [ 229.976091] lowmem_reserve[]: [ 229.978244] ? dump_stack_print_info.cold.2+0x52/0x52 [ 230.003725] 0 2819 [ 230.007376] warn_alloc.cold.119+0xb7/0x1bd [ 230.010468] 6323 [ 230.022792] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 230.025004] 6323 [ 230.029335] ? lock_downgrade+0x900/0x900 [ 230.036218] ? trace_hardirqs_off+0xb8/0x310 [ 230.038256] Node 0 [ 230.042431] ? trace_hardirqs_off+0xb8/0x310 [ 230.046847] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 230.049064] __alloc_pages_slowpath+0x2667/0x2d80 [ 230.053441] lowmem_reserve[]: 0 [ 230.080287] ? warn_alloc+0x120/0x120 [ 230.085100] 0 [ 230.088393] ? trace_hardirqs_on+0x310/0x310 [ 230.092177] 3503 [ 230.093987] ? warn_alloc+0x120/0x120 [ 230.098362] 3503 [ 230.100450] ? warn_alloc+0x120/0x120 [ 230.104229] Node 0 [ 230.106303] ? ktime_get+0x2e1/0x440 [ 230.110117] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 230.112339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.116019] lowmem_reserve[]: [ 230.144507] ? check_preemption_disabled+0x48/0x200 [ 230.150020] 0 0 [ 230.153150] ? kasan_check_read+0x11/0x20 [ 230.158150] 0 [ 230.160136] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.164256] 0 [ 230.166059] ? should_fail+0x22d/0xd01 [ 230.173373] ? rcu_bh_qs+0xc0/0xc0 [ 230.177237] Node 0 DMA: [ 230.180826] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 230.180846] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 230.183501] 1*4kB [ 230.188616] ? should_fail+0x22d/0xd01 [ 230.194123] (U) [ 230.196278] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 230.200160] 0*8kB 0*16kB [ 230.202161] ? should_fail+0x22d/0xd01 [ 230.207257] 1*32kB [ 230.210019] ? rcu_idle_enter+0x4b0/0x4b0 [ 230.213881] (U) [ 230.216129] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 230.220253] 2*64kB [ 230.222234] ? mark_held_locks+0x130/0x130 [ 230.227310] (U) [ 230.229556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.233757] 1*128kB (U) [ 230.235757] ? mark_held_locks+0x130/0x130 [ 230.241267] 1*256kB (U) [ 230.243960] ? rcu_irq_exit+0xce/0x100 [ 230.248176] 0*512kB [ 230.250858] ? irq_exit+0xbd/0x1c0 [ 230.254725] 1*1024kB [ 230.257058] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 230.260574] (U) [ 230.262996] ? do_raw_spin_unlock+0xa7/0x2f0 [ 230.267986] 1*2048kB [ 230.269969] ? smp_call_function_single_interrupt+0x650/0x650 [ 230.274352] (M) [ 230.276802] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.282677] 3*4096kB [ 230.284656] ? ret_from_intr+0xb/0x1e [ 230.290163] (M) [ 230.292579] ? retint_kernel+0x2d/0x2d [ 230.296357] = 15908kB [ 230.298347] ? trace_hardirqs_on_caller+0xc0/0x310 [ 230.302207] Node 0 [ 230.304629] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 230.309530] DMA32: [ 230.311771] ? trace_hardirqs_off+0x310/0x310 [ 230.316529] 4*4kB [ 230.318783] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 230.323259] (M) [ 230.325428] __alloc_pages_nodemask+0xa80/0xde0 [ 230.330510] 1*8kB [ 230.332501] ? should_fail+0x22d/0xd01 [ 230.337156] (U) [ 230.339332] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 230.343190] 2*16kB [ 230.345188] ? ____cache_alloc_node+0x1c7/0x1e0 [ 230.350173] (M) [ 230.352413] ? lock_downgrade+0x900/0x900 [ 230.357054] 2*32kB [ 230.359036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.363153] (M) [ 230.365393] cache_grow_begin+0x91/0x8c0 [ 230.370901] 4*64kB [ 230.372904] ? do_raw_spin_unlock+0xa7/0x2f0 [ 230.376941] (M) [ 230.379206] fallback_alloc+0x203/0x2e0 [ 230.383589] 4*128kB [ 230.385592] ____cache_alloc_node+0x1c7/0x1e0 [ 230.389522] (UM) [ 230.391850] kmem_cache_alloc_node+0xe3/0x730 [ 230.396317] 3*256kB (M) 4*512kB [ 230.398399] ? ipv6_get_ifaddr+0x42e/0x620 [ 230.402875] (UM) [ 230.406248] __alloc_skb+0x119/0x770 [ 230.410463] 3*1024kB [ 230.412535] ? skb_scrub_packet+0x490/0x490 [ 230.416233] (UM) [ 230.418760] ? lock_downgrade+0x900/0x900 [ 230.423053] 3*2048kB [ 230.425119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.429238] (M) [ 230.431655] ? refcount_sub_and_test_checked+0x203/0x310 [ 230.437177] 3*4096kB [ 230.439164] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 230.444582] (M) [ 230.447000] ? addrconf_rs_timer+0x690/0x690 [ 230.452430] = 25208kB [ 230.454416] ndisc_alloc_skb+0x144/0x340 [ 230.458900] Node 0 [ 230.461334] ndisc_send_rs+0x331/0x6e0 [ 230.465368] Normal: [ 230.467621] addrconf_rs_timer+0x314/0x690 [ 230.471471] 853*4kB [ 230.473800] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 230.478006] (UMEH) [ 230.480347] call_timer_fn+0x272/0x920 [ 230.484546] 371*8kB [ 230.486789] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 230.490655] (UME) [ 230.492986] ? process_timeout+0x40/0x40 [ 230.497199] 193*16kB [ 230.499365] ? trace_hardirqs_off+0xb8/0x310 [ 230.503397] (UME) [ 230.505812] ? kasan_check_read+0x11/0x20 [ 230.510206] 70*32kB [ 230.512385] ? do_raw_spin_unlock+0xa7/0x2f0 [ 230.516499] (UMEH) [ 230.518820] ? trace_hardirqs_on+0x310/0x310 [ 230.523202] 27*64kB [ 230.525455] ? __run_timers+0x7da/0xc70 [ 230.529838] (UMH) [ 230.532169] ? lock_downgrade+0x900/0x900 [ 230.536121] 4*128kB [ 230.538268] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 230.542393] (UM) [ 230.544721] ? trace_hardirqs_on+0xbd/0x310 [ 230.549804] 0*256kB [ 230.551867] ? kasan_check_read+0x11/0x20 [ 230.556166] 0*512kB [ 230.558490] ? __run_timers+0x7da/0xc70 [ 230.562611] 0*1024kB 0*2048kB [ 230.564951] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 230.568899] 0*4096kB [ 230.572090] ? kasan_check_write+0x14/0x20 [ 230.577525] = 13948kB [ 230.579945] ? do_raw_spin_lock+0xc1/0x200 [ 230.584165] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 230.586568] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 230.590785] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 230.599626] __run_timers+0x7e5/0xc70 [ 230.603842] 660 total pagecache pages [ 230.612435] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 230.616216] 0 pages in swap cache [ 230.620025] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 230.625374] Swap cache stats: add 0, delete 0, find 0/0 [ 230.628830] ? timerqueue_add+0x207/0x2b0 [ 230.633818] Free swap = 0kB [ 230.639180] ? enqueue_hrtimer+0x1a5/0x560 [ 230.643301] Total swap = 0kB [ 230.646333] ? lock_release+0x970/0x970 [ 230.650538] 1965979 pages RAM [ 230.653553] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 230.657507] 0 pages HighMem/MovableOnly [ 230.660617] ? kasan_check_write+0x14/0x20 [ 230.665779] 342307 pages reserved [ 230.669758] ? pvclock_read_flags+0x160/0x160 [ 230.673964] 0 pages cma reserved [ 230.677414] ? lock_downgrade+0x900/0x900 [ 230.681934] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 230.685249] ? trace_hardirqs_on+0xbd/0x310 [ 230.689447] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 230.695874] ? kvm_sched_clock_read+0x9/0x20 [ 230.700175] syz-executor2 cpuset= [ 230.710675] ? irq_exit+0x17f/0x1c0 [ 230.715055] syz2 [ 230.718512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.722116] mems_allowed=0 [ 230.724091] ? check_preemption_disabled+0x48/0x200 [ 230.737551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.743098] run_timer_softirq+0x52/0xb0 [ 230.747165] ? __this_cpu_preempt_check+0x1c/0x1f [ 230.752013] __do_softirq+0x30b/0xad8 [ 230.755828] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 230.760943] ? pvclock_read_flags+0x160/0x160 [ 230.765446] ? lapic_next_event+0x5a/0x90 [ 230.769612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.775165] ? clockevents_program_event+0x140/0x370 [ 230.780286] ? kvm_clock_read+0x18/0x30 [ 230.784270] ? kvm_sched_clock_read+0x9/0x20 [ 230.788686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.794248] ? check_preemption_disabled+0x48/0x200 [ 230.799286] irq_exit+0x17f/0x1c0 [ 230.802753] smp_apic_timer_interrupt+0x1cb/0x760 [ 230.807594] ? smp_reschedule_interrupt+0x109/0x650 [ 230.812641] ? smp_call_function_single_interrupt+0x650/0x650 [ 230.818569] ? interrupt_entry+0xb5/0xf0 [ 230.822645] ? trace_hardirqs_off_caller+0xbb/0x310 [ 230.827659] ? trace_hardirqs_off_caller+0xbb/0x310 [ 230.832682] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 230.837535] ? trace_hardirqs_on_caller+0x310/0x310 [ 230.842559] ? trace_hardirqs_on_caller+0x310/0x310 [ 230.847612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.853165] ? check_preemption_disabled+0x48/0x200 [ 230.858199] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 230.863065] apic_timer_interrupt+0xf/0x20 [ 230.867303] [ 230.869562] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 230.874772] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 230.893693] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 230.901421] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 230.908703] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 230.915982] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 230.923263] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 230.930539] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 230.937836] ? trace_hardirqs_on+0x9a/0x310 [ 230.942169] ? trace_hardirqs_on+0xb4/0x310 [ 230.946524] retint_kernel+0x1b/0x2d [ 230.950249] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 230.955534] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 230.974461] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 230.982185] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 230.989457] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 230.996730] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 231.004002] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 231.011274] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 231.018574] ? trace_hardirqs_on+0x9a/0x310 [ 231.022923] ? arch_local_irq_restore+0x45/0x52 [ 231.027626] dump_stack+0x26a/0x2b4 [ 231.031284] ? dump_stack_print_info.cold.2+0x52/0x52 [ 231.036488] ? mark_held_locks+0x130/0x130 [ 231.040734] ? mark_held_locks+0x130/0x130 [ 231.044985] dump_header+0x27b/0xf72 [ 231.048721] ? rcu_read_unlock+0x16/0x60 [ 231.052800] ? pagefault_out_of_memory+0x197/0x197 [ 231.057738] ? mark_held_locks+0x130/0x130 [ 231.062205] ? percpu_ref_put_many+0x13e/0x260 [ 231.066793] ? mem_cgroup_charge_statistics+0x780/0x780 [ 231.072164] ? mem_cgroup_iter+0x1f7/0x1160 [ 231.076494] ? mark_held_locks+0x130/0x130 [ 231.080735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.086270] ? task_will_free_mem+0x239/0xb30 [ 231.090780] ? ___ratelimit+0x36f/0x655 [ 231.094759] ? lock_downgrade+0x900/0x900 [ 231.098914] ? trace_hardirqs_on+0xbd/0x310 [ 231.103242] ? kasan_check_read+0x11/0x20 [ 231.107398] ? ___ratelimit+0x36f/0x655 [ 231.111394] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 231.116871] ? trace_hardirqs_on+0x310/0x310 [ 231.121372] ? lock_downgrade+0x900/0x900 [ 231.125536] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 231.130646] ? ___ratelimit+0xaa/0x655 [ 231.134541] ? idr_get_free+0xec0/0xec0 [ 231.138517] ? kasan_check_write+0x14/0x20 [ 231.142761] ? do_raw_spin_lock+0xc1/0x200 [ 231.147005] oom_kill_process.cold.27+0x10/0x903 [ 231.151767] ? _raw_spin_unlock+0x2c/0x50 [ 231.155921] ? oom_badness+0xe6/0xaa0 [ 231.159729] ? oom_evaluate_task+0x540/0x540 [ 231.164143] ? shrink_node+0x16b0/0x16b0 [ 231.168216] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.173763] ? oom_unkillable_task+0x383/0x580 [ 231.178361] ? out_of_memory+0x974/0x1430 [ 231.182525] ? lock_downgrade+0x900/0x900 [ 231.186689] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 231.192506] ? __cpuset_node_allowed+0x19b/0x660 [ 231.197286] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 231.202851] ? oom_evaluate_task+0x302/0x540 [ 231.207286] out_of_memory+0xa84/0x1430 [ 231.211299] ? oom_killer_disable+0x3a0/0x3a0 [ 231.215865] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 231.220821] ? __mutex_add_waiter+0x2a0/0x2a0 [ 231.225345] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 231.230383] ? find_next_bit+0x104/0x130 [ 231.234575] __alloc_pages_slowpath+0x2318/0x2d80 [ 231.239468] ? warn_alloc+0x120/0x120 [ 231.243284] ? __radix_tree_lookup+0x4c0/0x4c0 [ 231.247890] ? mark_held_locks+0x130/0x130 [ 231.252147] ? find_get_entry+0x2f2/0xc40 [ 231.256346] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 231.261474] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.267035] ? should_fail+0x22d/0xd01 [ 231.270949] ? ___might_sleep+0x1ed/0x300 [ 231.275111] ? lock_release+0x970/0x970 [ 231.279125] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.284276] ? __might_sleep+0x95/0x190 [ 231.288284] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 231.293150] ? free_one_page+0xcae/0x1700 [ 231.297333] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 231.302378] ? lock_downgrade+0x900/0x900 [ 231.306537] ? ___might_sleep+0x1ed/0x300 [ 231.310691] ? lock_release+0x970/0x970 [ 231.314690] ? arch_local_save_flags+0x40/0x40 [ 231.319273] ? _raw_spin_unlock+0x2c/0x50 [ 231.323420] ? free_one_page+0xcae/0x1700 [ 231.327572] ? __might_sleep+0x95/0x190 [ 231.331597] __alloc_pages_nodemask+0xa80/0xde0 [ 231.336282] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 231.341309] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 231.347119] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 231.351798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.357340] ? __do_page_cache_readahead+0x7ce/0x980 [ 231.362452] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 231.367995] alloc_pages_current+0x10c/0x210 [ 231.372403] ? lock_downgrade+0x900/0x900 [ 231.376562] __page_cache_alloc+0x38f/0x5b0 [ 231.380897] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 231.386702] ? ext4_filemap_fault+0x82/0xad [ 231.391027] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 231.395701] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.401239] ? check_preemption_disabled+0x48/0x200 [ 231.406264] filemap_fault+0x1594/0x25f0 [ 231.410344] ? __lock_page_or_retry+0xa00/0xa00 [ 231.415019] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 231.420824] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 231.425586] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 231.430362] ? filemap_map_pages+0xdea/0x1980 [ 231.434868] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 231.440667] ? kasan_check_read+0x11/0x20 [ 231.444822] ? find_get_pages_range_tag+0x1320/0x1320 [ 231.450013] ? rcu_bh_qs+0xc0/0xc0 [ 231.453553] ? unwind_dump+0x190/0x190 [ 231.457450] ? is_bpf_text_address+0xd3/0x170 [ 231.461951] ? __kernel_text_address+0xd/0x40 [ 231.466445] ? unwind_get_return_address+0x61/0xa0 [ 231.471382] ? __save_stack_trace+0x8d/0xf0 [ 231.475715] ? lock_acquire+0x1ed/0x520 [ 231.479693] ? ext4_filemap_fault+0x7a/0xad [ 231.484105] ? lock_release+0x970/0x970 [ 231.488078] ? arch_local_save_flags+0x40/0x40 [ 231.492658] ? save_stack+0x43/0xd0 [ 231.496289] ? __kasan_slab_free+0x102/0x150 [ 231.500704] ? kasan_slab_free+0xe/0x10 [ 231.504679] ? kfree+0xcf/0x230 [ 231.507955] ? do_syslog+0x1474/0x1690 [ 231.511844] ? kmsg_read+0x8f/0xc0 [ 231.515387] ? proc_reg_read+0x2a3/0x3d0 [ 231.519447] ? __vfs_read+0x117/0x9b0 [ 231.523263] ? down_read+0xb0/0x1d0 [ 231.526891] ? ext4_filemap_fault+0x7a/0xad [ 231.531222] ? __down_interruptible+0x700/0x700 [ 231.535898] ? kasan_check_write+0x14/0x20 [ 231.540137] ? trace_hardirqs_off+0xb8/0x310 [ 231.544558] ext4_filemap_fault+0x82/0xad [ 231.548714] __do_fault+0x100/0x6b0 [ 231.552351] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 231.557804] ? print_bad_pte+0x6c0/0x6c0 [ 231.561864] ? __kasan_slab_free+0x119/0x150 [ 231.566279] ? pmd_val+0x88/0x100 [ 231.569738] ? add_mm_counter_fast+0xd0/0xd0 [ 231.574145] ? pmd_val+0x88/0x100 [ 231.577600] ? add_mm_counter_fast+0xd0/0xd0 [ 231.582021] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.587562] __handle_mm_fault+0x3709/0x53e0 [ 231.591981] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 231.596832] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.602372] ? unuse_pde+0x40/0x80 [ 231.605921] ? __f_unlock_pos+0x19/0x20 [ 231.609932] ? lock_acquire+0x1ed/0x520 [ 231.613914] ? handle_mm_fault+0x42a/0xc70 [ 231.618148] ? lock_downgrade+0x900/0x900 [ 231.622303] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 231.628128] ? __do_page_fault+0x67d/0xed0 [ 231.632366] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 231.637821] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.643377] ? check_preemption_disabled+0x48/0x200 [ 231.648414] handle_mm_fault+0x54f/0xc70 [ 231.652488] ? __handle_mm_fault+0x53e0/0x53e0 [ 231.657079] ? find_vma+0x34/0x190 [ 231.660635] __do_page_fault+0x67d/0xed0 [ 231.664715] ? mm_fault_error+0x380/0x380 [ 231.668892] ? trace_hardirqs_off+0xb8/0x310 [ 231.673325] ? trace_hardirqs_on+0x310/0x310 [ 231.677751] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 231.683135] ? trace_hardirqs_on+0x310/0x310 [ 231.687569] do_page_fault+0xf2/0x7e0 [ 231.691379] ? vmalloc_sync_all+0x30/0x30 [ 231.695536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.701085] ? error_entry+0x70/0xd0 [ 231.704815] ? trace_hardirqs_off_caller+0xbb/0x310 [ 231.709847] ? trace_hardirqs_on_caller+0xc0/0x310 [ 231.714792] ? syscall_return_slowpath+0x5e0/0x5e0 [ 231.719735] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 231.724596] ? trace_hardirqs_on_caller+0x310/0x310 [ 231.729639] ? trace_hardirqs_off+0x310/0x310 [ 231.734168] ? prepare_exit_to_usermode+0x291/0x3b0 [ 231.739197] ? page_fault+0x8/0x30 [ 231.742750] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 231.747618] ? page_fault+0x8/0x30 [ 231.751181] page_fault+0x1e/0x30 [ 231.754649] RIP: 0033:0x7f55b1a571fd [ 231.758370] Code: Bad RIP value. [ 231.761741] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 231.767122] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 231.774397] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 231.781699] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 231.788982] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 231.796259] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 231.803566] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 231.803633] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 231.810773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 231.810778] Call Trace: [ 231.810785] [ 231.810808] dump_stack+0x1c4/0x2b4 [ 231.810825] ? dump_stack_print_info.cold.2+0x52/0x52 [ 231.810848] warn_alloc.cold.119+0xb7/0x1bd [ 231.817412] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 231.826683] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 231.829248] rsyslogd cpuset= [ 231.831398] ? lock_downgrade+0x900/0x900 [ 231.834998] / [ 231.840192] ? trace_hardirqs_off+0xb8/0x310 [ 231.844493] mems_allowed=0 [ 231.854553] ? trace_hardirqs_off+0xb8/0x310 [ 231.879949] __alloc_pages_slowpath+0x2667/0x2d80 [ 231.884816] ? warn_alloc+0x120/0x120 [ 231.888618] ? trace_hardirqs_on+0x310/0x310 [ 231.893029] ? warn_alloc+0x120/0x120 [ 231.896838] ? warn_alloc+0x120/0x120 [ 231.900640] ? ktime_get+0x2e1/0x440 [ 231.904369] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.909913] ? check_preemption_disabled+0x48/0x200 [ 231.914958] ? kasan_check_read+0x11/0x20 [ 231.919118] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.924661] ? should_fail+0x22d/0xd01 [ 231.928552] ? rcu_bh_qs+0xc0/0xc0 [ 231.932096] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.937206] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.942744] ? should_fail+0x22d/0xd01 [ 231.946635] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.952008] ? should_fail+0x22d/0xd01 [ 231.955903] ? rcu_idle_enter+0x4b0/0x4b0 [ 231.960053] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 231.965163] ? mark_held_locks+0x130/0x130 [ 231.969404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 231.974944] ? mark_held_locks+0x130/0x130 [ 231.979182] ? rcu_irq_exit+0xce/0x100 [ 231.983074] ? irq_exit+0xbd/0x1c0 [ 231.986623] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 231.991645] ? do_raw_spin_unlock+0xa7/0x2f0 [ 231.996061] ? smp_call_function_single_interrupt+0x650/0x650 [ 232.001946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.007489] ? ret_from_intr+0xb/0x1e [ 232.011293] ? retint_kernel+0x2d/0x2d [ 232.015186] ? trace_hardirqs_on_caller+0xc0/0x310 [ 232.020127] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 232.024888] ? trace_hardirqs_off+0x310/0x310 [ 232.029385] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 232.034499] __alloc_pages_nodemask+0xa80/0xde0 [ 232.039196] ? should_fail+0x22d/0xd01 [ 232.043099] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 232.048151] ? ____cache_alloc_node+0x1c7/0x1e0 [ 232.052827] ? lock_downgrade+0x900/0x900 [ 232.056987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.062548] cache_grow_begin+0x91/0x8c0 [ 232.066639] ? do_raw_spin_unlock+0xa7/0x2f0 [ 232.071077] fallback_alloc+0x203/0x2e0 [ 232.075084] ____cache_alloc_node+0x1c7/0x1e0 [ 232.079606] kmem_cache_alloc_node+0xe3/0x730 [ 232.084117] ? ipv6_get_ifaddr+0x42e/0x620 [ 232.088366] __alloc_skb+0x119/0x770 [ 232.092087] ? skb_scrub_packet+0x490/0x490 [ 232.096430] ? lock_downgrade+0x900/0x900 [ 232.100588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.106169] ? refcount_sub_and_test_checked+0x203/0x310 [ 232.111643] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 232.117133] ? addrconf_rs_timer+0x690/0x690 [ 232.121575] ndisc_alloc_skb+0x144/0x340 [ 232.125660] ndisc_send_rs+0x331/0x6e0 [ 232.129573] addrconf_rs_timer+0x314/0x690 [ 232.133836] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 232.138095] call_timer_fn+0x272/0x920 [ 232.141996] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 232.146237] ? process_timeout+0x40/0x40 [ 232.150303] ? trace_hardirqs_off+0xb8/0x310 [ 232.154722] ? kasan_check_read+0x11/0x20 [ 232.158890] ? do_raw_spin_unlock+0xa7/0x2f0 [ 232.163319] ? trace_hardirqs_on+0x310/0x310 [ 232.167752] ? __run_timers+0x7da/0xc70 [ 232.171745] ? lock_downgrade+0x900/0x900 [ 232.175915] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 232.181039] ? trace_hardirqs_on+0xbd/0x310 [ 232.185380] ? kasan_check_read+0x11/0x20 [ 232.189580] ? __run_timers+0x7da/0xc70 [ 232.193572] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 232.199055] ? kasan_check_write+0x14/0x20 [ 232.203313] ? do_raw_spin_lock+0xc1/0x200 [ 232.207560] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 232.211802] __run_timers+0x7e5/0xc70 [ 232.215622] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 232.221009] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 232.226031] ? timerqueue_add+0x207/0x2b0 [ 232.230185] ? enqueue_hrtimer+0x1a5/0x560 [ 232.234433] ? lock_release+0x970/0x970 [ 232.238445] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 232.243663] ? kasan_check_write+0x14/0x20 [ 232.247924] ? pvclock_read_flags+0x160/0x160 [ 232.252465] ? lock_downgrade+0x900/0x900 [ 232.256647] ? trace_hardirqs_on+0xbd/0x310 [ 232.260986] ? kvm_sched_clock_read+0x9/0x20 [ 232.265403] ? irq_exit+0x17f/0x1c0 [ 232.269034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.274582] ? check_preemption_disabled+0x48/0x200 [ 232.279602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.285159] run_timer_softirq+0x52/0xb0 [ 232.289241] ? __this_cpu_preempt_check+0x1c/0x1f [ 232.294095] __do_softirq+0x30b/0xad8 [ 232.297912] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 232.303036] ? pvclock_read_flags+0x160/0x160 [ 232.307552] ? lapic_next_event+0x5a/0x90 [ 232.311719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.317282] ? clockevents_program_event+0x140/0x370 [ 232.322405] ? kvm_clock_read+0x18/0x30 [ 232.326392] ? kvm_sched_clock_read+0x9/0x20 [ 232.330841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.336383] ? check_preemption_disabled+0x48/0x200 [ 232.341409] irq_exit+0x17f/0x1c0 [ 232.344874] smp_apic_timer_interrupt+0x1cb/0x760 [ 232.349717] ? smp_reschedule_interrupt+0x109/0x650 [ 232.354740] ? smp_call_function_single_interrupt+0x650/0x650 [ 232.360626] ? interrupt_entry+0xb5/0xf0 [ 232.364699] ? trace_hardirqs_off_caller+0xbb/0x310 [ 232.369720] ? trace_hardirqs_off_caller+0xbb/0x310 [ 232.374740] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 232.379589] ? trace_hardirqs_on_caller+0x310/0x310 [ 232.384606] ? trace_hardirqs_on_caller+0x310/0x310 [ 232.389639] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.395188] ? check_preemption_disabled+0x48/0x200 [ 232.400217] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.405771] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 232.410627] apic_timer_interrupt+0xf/0x20 [ 232.414857] [ 232.417102] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 232.422042] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 232.440948] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 232.448664] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 232.455939] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 232.463209] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 232.470479] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 232.477756] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 232.485054] ? trace_hardirqs_on+0xb4/0x310 [ 232.489390] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.494945] skb_clone+0x1bb/0x500 [ 232.498496] ? finish_task_switch+0x1b5/0x900 [ 232.503002] ? skb_split+0x11e0/0x11e0 [ 232.506894] ? preempt_notifier_register+0x200/0x200 [ 232.511997] ? __switch_to_asm+0x34/0x70 [ 232.516074] ? __switch_to_asm+0x34/0x70 [ 232.520142] ? __switch_to_asm+0x40/0x70 [ 232.524204] ? __switch_to_asm+0x34/0x70 [ 232.528265] ? __switch_to_asm+0x40/0x70 [ 232.532354] ? __switch_to_asm+0x34/0x70 [ 232.536421] ? __switch_to_asm+0x40/0x70 [ 232.540485] ? __switch_to_asm+0x34/0x70 [ 232.544548] ? __switch_to_asm+0x34/0x70 [ 232.548613] ? __switch_to_asm+0x40/0x70 [ 232.552680] ? __switch_to_asm+0x34/0x70 [ 232.556752] bpf_clone_redirect+0xb9/0x490 [ 232.560990] ? __schedule+0x874/0x1ed0 [ 232.564883] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 232.569910] ? __sched_text_start+0x8/0x8 [ 232.574080] ? retint_kernel+0x2d/0x2d [ 232.577980] ? trace_hardirqs_on_caller+0xc0/0x310 [ 232.582924] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 232.587686] ? trace_hardirqs_off+0x310/0x310 [ 232.592198] ? bpf_test_run+0x1fc/0x5a0 [ 232.596186] ? lock_acquire+0x1ed/0x520 [ 232.600162] ? bpf_test_run+0x32e/0x5a0 [ 232.604152] ? lock_release+0x970/0x970 [ 232.608134] ? preempt_schedule+0x4d/0x60 [ 232.612330] ? preempt_schedule_common+0x1f/0xd0 [ 232.617095] ? preempt_schedule+0x4d/0x60 [ 232.621258] ? ___preempt_schedule+0x16/0x18 [ 232.625683] ? bpf_test_run+0x1c0/0x5a0 [ 232.629698] ? netlink_diag_dump+0x2a0/0x2a0 [ 232.634122] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.639662] ? bpf_test_init.isra.9+0x70/0x100 [ 232.644246] ? bpf_prog_test_run_skb+0x634/0xb40 [ 232.649009] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 232.653858] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 232.659396] ? fput+0x130/0x1a0 [ 232.662681] ? __bpf_prog_get+0x9b/0x290 [ 232.666748] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 232.671616] ? bpf_prog_test_run+0x130/0x1a0 [ 232.676034] ? __x64_sys_bpf+0x3d8/0x510 [ 232.680096] ? bpf_prog_get+0x20/0x20 [ 232.683918] ? do_syscall_64+0x1b9/0x820 [ 232.687980] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 232.693346] ? syscall_return_slowpath+0x5e0/0x5e0 [ 232.698284] ? trace_hardirqs_on_caller+0x310/0x310 [ 232.703304] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 232.708332] ? recalc_sigpending_tsk+0x180/0x180 [ 232.713115] ? kasan_check_write+0x14/0x20 [ 232.717361] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 232.722208] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 232.727581] warn_alloc_show_mem: 1 callbacks suppressed [ 232.727602] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 232.727604] Mem-Info: [ 232.727642] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 232.727642] active_file:15 inactive_file:16 isolated_file:0 [ 232.727642] unevictable:0 dirty:0 writeback:0 unstable:0 [ 232.727642] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 232.727642] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 232.727642] free:13758 free_pcp:319 free_cma:0 [ 232.732987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 232.739753] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 232.742161] Call Trace: [ 232.775046] Node 0 [ 232.784409] [ 232.812112] 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 [ 232.814682] dump_stack+0x1c4/0x2b4 [ 232.816903] lowmem_reserve[]: [ 232.819054] ? dump_stack_print_info.cold.2+0x52/0x52 [ 232.844539] 0 2819 [ 232.848196] warn_alloc.cold.119+0xb7/0x1bd [ 232.851265] 6323 [ 232.856457] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 232.858673] 6323 [ 232.862999] ? lock_downgrade+0x900/0x900 [ 232.865042] Node 0 [ 232.869889] ? trace_hardirqs_off+0xb8/0x310 [ 232.871953] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 232.876082] ? trace_hardirqs_off+0xb8/0x310 [ 232.878294] lowmem_reserve[]: [ 232.882719] __alloc_pages_slowpath+0x2667/0x2d80 [ 232.909439] 0 [ 232.913895] ? warn_alloc+0x120/0x120 [ 232.916959] 0 [ 232.921809] ? trace_hardirqs_on+0x310/0x310 [ 232.923585] 3503 [ 232.927391] ? warn_alloc+0x120/0x120 [ 232.929172] 3503 [ 232.933587] ? warn_alloc+0x120/0x120 [ 232.939435] ? ktime_get+0x2e1/0x440 [ 232.941474] Node 0 [ 232.945276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 232.948994] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 232.951208] ? check_preemption_disabled+0x48/0x200 [ 232.956712] lowmem_reserve[]: 0 [ 232.985372] ? kasan_check_read+0x11/0x20 [ 232.990400] 0 [ 232.993687] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 232.997808] 0 0 [ 232.999638] ? should_fail+0x22d/0xd01 [ 233.007143] ? rcu_bh_qs+0xc0/0xc0 [ 233.011008] Node 0 DMA: [ 233.014583] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 233.014603] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 233.017303] 1*4kB [ 233.022448] ? should_fail+0x22d/0xd01 [ 233.027996] (U) [ 233.030165] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 233.034031] 0*8kB [ 233.036016] ? should_fail+0x22d/0xd01 [ 233.041100] 0*16kB [ 233.043258] ? rcu_idle_enter+0x4b0/0x4b0 [ 233.047127] 1*32kB [ 233.049369] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 233.053492] (U) [ 233.055733] ? mark_held_locks+0x130/0x130 [ 233.061349] 2*64kB (U) [ 233.063352] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.067561] 1*128kB [ 233.070150] ? mark_held_locks+0x130/0x130 [ 233.075667] (U) [ 233.077999] ? rcu_irq_exit+0xce/0x100 [ 233.082211] 1*256kB [ 233.084192] ? irq_exit+0xbd/0x1c0 [ 233.088061] (U) [ 233.090398] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 233.093913] 0*512kB [ 233.095903] ? do_raw_spin_unlock+0xa7/0x2f0 [ 233.100929] 1*1024kB [ 233.103273] ? smp_call_function_single_interrupt+0x650/0x650 [ 233.107660] (U) [ 233.110083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.115950] 1*2048kB [ 233.117936] ? ret_from_intr+0xb/0x1e [ 233.123456] (M) [ 233.125889] ? retint_kernel+0x2d/0x2d [ 233.129672] 3*4096kB [ 233.131659] ? trace_hardirqs_on_caller+0xc0/0x310 [ 233.135525] (M) [ 233.137952] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 233.142868] = 15908kB [ 233.144878] ? trace_hardirqs_off+0x310/0x310 [ 233.149644] Node 0 [ 233.152064] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 233.156533] DMA32: [ 233.158783] __alloc_pages_nodemask+0xa80/0xde0 [ 233.163852] 4*4kB [ 233.166093] ? should_fail+0x22d/0xd01 [ 233.170737] (M) [ 233.172890] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 233.176770] 1*8kB [ 233.178761] ? ____cache_alloc_node+0x1c7/0x1e0 [ 233.183734] (U) [ 233.185887] ? lock_downgrade+0x900/0x900 [ 233.190538] 2*16kB [ 233.192527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.196647] (M) 2*32kB [ 233.198916] cache_grow_begin+0x91/0x8c0 [ 233.204436] (M) [ 233.207039] ? do_raw_spin_unlock+0xa7/0x2f0 [ 233.211104] 4*64kB [ 233.213093] fallback_alloc+0x203/0x2e0 [ 233.217473] (M) [ 233.219718] ____cache_alloc_node+0x1c7/0x1e0 [ 233.223666] 4*128kB [ 233.225644] kmem_cache_alloc_node+0xe3/0x730 [ 233.230114] (UM) [ 233.232439] ? ipv6_get_ifaddr+0x42e/0x620 [ 233.236912] 3*256kB [ 233.238981] __alloc_skb+0x119/0x770 [ 233.243199] (M) [ 233.245522] ? skb_scrub_packet+0x490/0x490 [ 233.249214] 4*512kB [ 233.251190] ? lock_downgrade+0x900/0x900 [ 233.255483] (UM) [ 233.257809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.261929] 3*1024kB [ 233.263994] ? refcount_sub_and_test_checked+0x203/0x310 [ 233.269506] (UM) [ 233.271920] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 233.277343] 3*2048kB (M) [ 233.279414] ? addrconf_rs_timer+0x690/0x690 [ 233.284838] 3*4096kB [ 233.287600] ndisc_alloc_skb+0x144/0x340 [ 233.291977] (M) [ 233.294389] ndisc_send_rs+0x331/0x6e0 [ 233.298424] = 25208kB [ 233.300401] addrconf_rs_timer+0x314/0x690 [ 233.304262] Node 0 [ 233.306677] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 233.310882] Normal: [ 233.313123] call_timer_fn+0x272/0x920 [ 233.317337] 853*4kB [ 233.319659] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 233.323601] (UMEH) 371*8kB [ 233.325975] ? process_timeout+0x40/0x40 [ 233.330183] (UME) [ 233.333118] ? trace_hardirqs_off+0xb8/0x310 [ 233.337162] 193*16kB [ 233.339311] ? kasan_check_read+0x11/0x20 [ 233.343697] (UME) [ 233.346106] ? do_raw_spin_unlock+0xa7/0x2f0 [ 233.350231] 70*32kB [ 233.352382] ? trace_hardirqs_on+0x310/0x310 [ 233.356766] (UMEH) [ 233.359093] ? __run_timers+0x7da/0xc70 [ 233.363477] 27*64kB [ 233.365722] ? lock_downgrade+0x900/0x900 [ 233.369669] (UMH) [ 233.371997] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 233.376129] 4*128kB [ 233.378285] ? trace_hardirqs_on+0xbd/0x310 [ 233.383370] (UM) [ 233.385707] ? kasan_check_read+0x11/0x20 [ 233.390003] 0*256kB [ 233.392066] ? __run_timers+0x7da/0xc70 [ 233.396185] 0*512kB [ 233.398512] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 233.402459] 0*1024kB [ 233.404779] ? kasan_check_write+0x14/0x20 [ 233.410209] 0*2048kB [ 233.412630] ? do_raw_spin_lock+0xc1/0x200 [ 233.416833] 0*4096kB [ 233.419251] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 233.423457] = 13948kB [ 233.425867] __run_timers+0x7e5/0xc70 [ 233.430085] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 233.432496] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 233.436267] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 233.445097] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 233.450438] 660 total pagecache pages [ 233.459012] ? timerqueue_add+0x207/0x2b0 [ 233.464001] 0 pages in swap cache [ 233.467801] ? enqueue_hrtimer+0x1a5/0x560 [ 233.471931] Swap cache stats: add 0, delete 0, find 0/0 [ 233.475380] ? lock_release+0x970/0x970 [ 233.479592] Free swap = 0kB [ 233.484960] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 233.488908] Total swap = 0kB [ 233.491923] ? kasan_check_write+0x14/0x20 [ 233.497088] 1965979 pages RAM [ 233.500109] ? pvclock_read_flags+0x160/0x160 [ 233.504329] 0 pages HighMem/MovableOnly [ 233.507435] ? lock_downgrade+0x900/0x900 [ 233.511903] 342307 pages reserved [ 233.515878] ? trace_hardirqs_on+0xbd/0x310 [ 233.519997] 0 pages cma reserved [ 233.520076] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 233.523467] ? kvm_sched_clock_read+0x9/0x20 [ 233.527857] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 233.531132] ? irq_exit+0x17f/0x1c0 [ 233.537603] syz-executor2 cpuset= [ 233.542031] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.552489] syz2 [ 233.556115] ? check_preemption_disabled+0x48/0x200 [ 233.559553] mems_allowed=0 [ 233.565086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.580504] run_timer_softirq+0x52/0xb0 [ 233.584580] ? __this_cpu_preempt_check+0x1c/0x1f [ 233.589431] __do_softirq+0x30b/0xad8 [ 233.593242] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 233.598353] ? pvclock_read_flags+0x160/0x160 [ 233.602872] ? lapic_next_event+0x5a/0x90 [ 233.607025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.612562] ? clockevents_program_event+0x140/0x370 [ 233.617674] ? kvm_clock_read+0x18/0x30 [ 233.621652] ? kvm_sched_clock_read+0x9/0x20 [ 233.626064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.631614] ? check_preemption_disabled+0x48/0x200 [ 233.636647] irq_exit+0x17f/0x1c0 [ 233.640108] smp_apic_timer_interrupt+0x1cb/0x760 [ 233.644952] ? smp_reschedule_interrupt+0x109/0x650 [ 233.649969] ? smp_call_function_single_interrupt+0x650/0x650 [ 233.655856] ? interrupt_entry+0xb5/0xf0 [ 233.659921] ? trace_hardirqs_off_caller+0xbb/0x310 [ 233.664937] ? trace_hardirqs_off_caller+0xbb/0x310 [ 233.669957] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 233.674812] ? trace_hardirqs_on_caller+0x310/0x310 [ 233.679832] ? trace_hardirqs_on_caller+0x310/0x310 [ 233.684852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.690392] ? check_preemption_disabled+0x48/0x200 [ 233.695419] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 233.700271] apic_timer_interrupt+0xf/0x20 [ 233.704501] [ 233.706742] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 233.711934] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 233.730930] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 233.738659] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 233.745940] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 233.753217] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 233.760486] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 233.767758] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 233.775055] ? trace_hardirqs_on+0x9a/0x310 [ 233.779388] ? trace_hardirqs_on+0xb4/0x310 [ 233.783735] retint_kernel+0x1b/0x2d [ 233.787462] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 233.792753] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 233.811663] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 233.819902] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 233.827174] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 233.834455] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 233.841729] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 233.849020] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 233.856327] ? trace_hardirqs_on+0x9a/0x310 [ 233.860656] ? arch_local_irq_restore+0x45/0x52 [ 233.865350] dump_stack+0x26a/0x2b4 [ 233.868993] ? dump_stack_print_info.cold.2+0x52/0x52 [ 233.874203] ? mark_held_locks+0x130/0x130 [ 233.878442] ? mark_held_locks+0x130/0x130 [ 233.882682] dump_header+0x27b/0xf72 [ 233.886432] ? rcu_read_unlock+0x16/0x60 [ 233.890547] ? pagefault_out_of_memory+0x197/0x197 [ 233.895672] ? mark_held_locks+0x130/0x130 [ 233.899906] ? percpu_ref_put_many+0x13e/0x260 [ 233.904503] ? mem_cgroup_charge_statistics+0x780/0x780 [ 233.909879] ? mem_cgroup_iter+0x1f7/0x1160 [ 233.914212] ? mark_held_locks+0x130/0x130 [ 233.918454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 233.923994] ? task_will_free_mem+0x239/0xb30 [ 233.928500] ? ___ratelimit+0x36f/0x655 [ 233.932478] ? lock_downgrade+0x900/0x900 [ 233.936650] ? trace_hardirqs_on+0xbd/0x310 [ 233.940976] ? kasan_check_read+0x11/0x20 [ 233.945132] ? ___ratelimit+0x36f/0x655 [ 233.949128] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 233.955097] ? trace_hardirqs_on+0x310/0x310 [ 233.959533] ? lock_downgrade+0x900/0x900 [ 233.963711] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 233.968841] ? ___ratelimit+0xaa/0x655 [ 233.972741] ? idr_get_free+0xec0/0xec0 [ 233.976734] ? kasan_check_write+0x14/0x20 [ 233.980985] ? do_raw_spin_lock+0xc1/0x200 [ 233.985238] oom_kill_process.cold.27+0x10/0x903 [ 233.990023] ? _raw_spin_unlock+0x2c/0x50 [ 233.994184] ? oom_badness+0xe6/0xaa0 [ 233.997993] ? oom_evaluate_task+0x540/0x540 [ 234.002414] ? shrink_node+0x16b0/0x16b0 [ 234.006489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.012030] ? oom_unkillable_task+0x383/0x580 [ 234.016621] ? out_of_memory+0x974/0x1430 [ 234.020776] ? lock_downgrade+0x900/0x900 [ 234.024937] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 234.030753] ? __cpuset_node_allowed+0x19b/0x660 [ 234.035534] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 234.041094] ? oom_evaluate_task+0x302/0x540 [ 234.045521] out_of_memory+0xa84/0x1430 [ 234.049513] ? oom_killer_disable+0x3a0/0x3a0 [ 234.054021] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 234.058966] ? __mutex_add_waiter+0x2a0/0x2a0 [ 234.063475] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 234.068499] ? find_next_bit+0x104/0x130 [ 234.072575] __alloc_pages_slowpath+0x2318/0x2d80 [ 234.077450] ? warn_alloc+0x120/0x120 [ 234.081256] ? __radix_tree_lookup+0x4c0/0x4c0 [ 234.085863] ? mark_held_locks+0x130/0x130 [ 234.090117] ? find_get_entry+0x2f2/0xc40 [ 234.094288] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 234.099248] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.104804] ? should_fail+0x22d/0xd01 [ 234.108703] ? ___might_sleep+0x1ed/0x300 [ 234.112866] ? lock_release+0x970/0x970 [ 234.116871] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 234.121999] ? __might_sleep+0x95/0x190 [ 234.125986] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 234.130829] ? free_one_page+0xcae/0x1700 [ 234.134997] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 234.140041] ? lock_downgrade+0x900/0x900 [ 234.144202] ? ___might_sleep+0x1ed/0x300 [ 234.148353] ? lock_release+0x970/0x970 [ 234.152346] ? arch_local_save_flags+0x40/0x40 [ 234.156941] ? _raw_spin_unlock+0x2c/0x50 [ 234.161108] ? free_one_page+0xcae/0x1700 [ 234.165282] ? __might_sleep+0x95/0x190 [ 234.169285] __alloc_pages_nodemask+0xa80/0xde0 [ 234.174013] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 234.179141] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 234.184966] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 234.189651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.195195] ? __do_page_cache_readahead+0x7ce/0x980 [ 234.200321] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 234.205876] alloc_pages_current+0x10c/0x210 [ 234.210293] ? lock_downgrade+0x900/0x900 [ 234.214465] __page_cache_alloc+0x38f/0x5b0 [ 234.218790] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 234.224624] ? ext4_filemap_fault+0x82/0xad [ 234.228958] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 234.233658] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.239215] ? check_preemption_disabled+0x48/0x200 [ 234.244245] filemap_fault+0x1594/0x25f0 [ 234.248317] ? __lock_page_or_retry+0xa00/0xa00 [ 234.253014] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 234.258815] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 234.263581] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 234.268349] ? filemap_map_pages+0xdea/0x1980 [ 234.272855] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 234.278675] ? kasan_check_read+0x11/0x20 [ 234.282854] ? find_get_pages_range_tag+0x1320/0x1320 [ 234.288056] ? rcu_bh_qs+0xc0/0xc0 [ 234.291594] ? unwind_dump+0x190/0x190 [ 234.295496] ? is_bpf_text_address+0xd3/0x170 [ 234.299997] ? __kernel_text_address+0xd/0x40 [ 234.304492] ? unwind_get_return_address+0x61/0xa0 [ 234.309429] ? __save_stack_trace+0x8d/0xf0 [ 234.313756] ? lock_acquire+0x1ed/0x520 [ 234.317734] ? ext4_filemap_fault+0x7a/0xad [ 234.322059] ? lock_release+0x970/0x970 [ 234.326038] ? arch_local_save_flags+0x40/0x40 [ 234.330632] ? save_stack+0x43/0xd0 [ 234.334265] ? __kasan_slab_free+0x102/0x150 [ 234.338677] ? kasan_slab_free+0xe/0x10 [ 234.342655] ? kfree+0xcf/0x230 [ 234.345942] ? do_syslog+0x1474/0x1690 [ 234.349832] ? kmsg_read+0x8f/0xc0 [ 234.353377] ? proc_reg_read+0x2a3/0x3d0 [ 234.357443] ? __vfs_read+0x117/0x9b0 [ 234.361259] ? down_read+0xb0/0x1d0 [ 234.364900] ? ext4_filemap_fault+0x7a/0xad [ 234.369233] ? __down_interruptible+0x700/0x700 [ 234.373903] ? kasan_check_write+0x14/0x20 [ 234.378146] ? trace_hardirqs_off+0xb8/0x310 [ 234.382567] ext4_filemap_fault+0x82/0xad [ 234.386722] __do_fault+0x100/0x6b0 [ 234.390361] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 234.395843] ? print_bad_pte+0x6c0/0x6c0 [ 234.399908] ? __kasan_slab_free+0x119/0x150 [ 234.404320] ? pmd_val+0x88/0x100 [ 234.407779] ? add_mm_counter_fast+0xd0/0xd0 [ 234.412187] ? pmd_val+0x88/0x100 [ 234.415646] ? add_mm_counter_fast+0xd0/0xd0 [ 234.420059] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.425602] __handle_mm_fault+0x3709/0x53e0 [ 234.430030] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 234.434885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.440429] ? unuse_pde+0x40/0x80 [ 234.443982] ? __f_unlock_pos+0x19/0x20 [ 234.447968] ? lock_acquire+0x1ed/0x520 [ 234.451952] ? handle_mm_fault+0x42a/0xc70 [ 234.456195] ? lock_downgrade+0x900/0x900 [ 234.460350] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 234.466153] ? __do_page_fault+0x67d/0xed0 [ 234.470397] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 234.475855] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.481401] ? check_preemption_disabled+0x48/0x200 [ 234.486444] handle_mm_fault+0x54f/0xc70 [ 234.490537] ? __handle_mm_fault+0x53e0/0x53e0 [ 234.495137] ? find_vma+0x34/0x190 [ 234.498868] __do_page_fault+0x67d/0xed0 [ 234.502949] ? mm_fault_error+0x380/0x380 [ 234.507105] ? trace_hardirqs_off+0xb8/0x310 [ 234.511526] ? trace_hardirqs_on+0x310/0x310 [ 234.515948] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 234.521321] ? trace_hardirqs_on+0x310/0x310 [ 234.525748] do_page_fault+0xf2/0x7e0 [ 234.529568] ? vmalloc_sync_all+0x30/0x30 [ 234.533738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.539299] ? error_entry+0x70/0xd0 [ 234.543033] ? trace_hardirqs_off_caller+0xbb/0x310 [ 234.548065] ? trace_hardirqs_on_caller+0xc0/0x310 [ 234.553027] ? syscall_return_slowpath+0x5e0/0x5e0 [ 234.557974] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 234.562845] ? trace_hardirqs_on_caller+0x310/0x310 [ 234.567868] ? trace_hardirqs_off+0x310/0x310 [ 234.572379] ? prepare_exit_to_usermode+0x291/0x3b0 [ 234.577400] ? page_fault+0x8/0x30 [ 234.580944] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 234.585795] ? page_fault+0x8/0x30 [ 234.589341] page_fault+0x1e/0x30 [ 234.592793] RIP: 0033:0x7f55b1a571fd [ 234.596514] Code: Bad RIP value. [ 234.599877] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 234.605240] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 234.612503] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 234.619772] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 234.627042] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 234.634308] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 234.641601] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 234.641674] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 234.648794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 234.648799] Call Trace: [ 234.648805] [ 234.648828] dump_stack+0x1c4/0x2b4 [ 234.648847] ? dump_stack_print_info.cold.2+0x52/0x52 [ 234.655366] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 234.664690] warn_alloc.cold.119+0xb7/0x1bd [ 234.667250] rsyslogd cpuset= [ 234.669399] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 234.673003] / [ 234.678195] ? lock_downgrade+0x900/0x900 [ 234.688224] mems_allowed=0 [ 234.692570] ? trace_hardirqs_off+0xb8/0x310 [ 234.713563] ? trace_hardirqs_off+0xb8/0x310 [ 234.717985] __alloc_pages_slowpath+0x2667/0x2d80 [ 234.722851] ? warn_alloc+0x120/0x120 [ 234.726658] ? trace_hardirqs_on+0x310/0x310 [ 234.731072] ? warn_alloc+0x120/0x120 [ 234.734877] ? warn_alloc+0x120/0x120 [ 234.738678] ? ktime_get+0x2e1/0x440 [ 234.742396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.747935] ? check_preemption_disabled+0x48/0x200 [ 234.752958] ? kasan_check_read+0x11/0x20 [ 234.757117] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.762662] ? should_fail+0x22d/0xd01 [ 234.766554] ? rcu_bh_qs+0xc0/0xc0 [ 234.770100] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 234.775213] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 234.780755] ? should_fail+0x22d/0xd01 [ 234.784653] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 234.789755] ? should_fail+0x22d/0xd01 [ 234.793656] ? rcu_idle_enter+0x4b0/0x4b0 [ 234.797810] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 234.802921] ? mark_held_locks+0x130/0x130 [ 234.807158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.812707] ? mark_held_locks+0x130/0x130 [ 234.816948] ? rcu_irq_exit+0xce/0x100 [ 234.820838] ? irq_exit+0xbd/0x1c0 [ 234.824382] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 234.829398] ? do_raw_spin_unlock+0xa7/0x2f0 [ 234.833812] ? smp_call_function_single_interrupt+0x650/0x650 [ 234.839700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.845239] ? ret_from_intr+0xb/0x1e [ 234.849065] ? retint_kernel+0x2d/0x2d [ 234.852954] ? trace_hardirqs_on_caller+0xc0/0x310 [ 234.857886] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 234.862642] ? trace_hardirqs_off+0x310/0x310 [ 234.867138] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 234.872256] __alloc_pages_nodemask+0xa80/0xde0 [ 234.876927] ? should_fail+0x22d/0xd01 [ 234.880840] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 234.885882] ? ____cache_alloc_node+0x1c7/0x1e0 [ 234.890557] ? lock_downgrade+0x900/0x900 [ 234.894718] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.900265] cache_grow_begin+0x91/0x8c0 [ 234.904341] ? do_raw_spin_unlock+0xa7/0x2f0 [ 234.908769] fallback_alloc+0x203/0x2e0 [ 234.912755] ____cache_alloc_node+0x1c7/0x1e0 [ 234.917358] kmem_cache_alloc_node+0xe3/0x730 [ 234.921858] ? ipv6_get_ifaddr+0x42e/0x620 [ 234.926116] __alloc_skb+0x119/0x770 [ 234.929839] ? skb_scrub_packet+0x490/0x490 [ 234.934190] ? lock_downgrade+0x900/0x900 [ 234.938365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 234.943922] ? refcount_sub_and_test_checked+0x203/0x310 [ 234.949401] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 234.954870] ? addrconf_rs_timer+0x690/0x690 [ 234.959303] ndisc_alloc_skb+0x144/0x340 [ 234.963389] ndisc_send_rs+0x331/0x6e0 [ 234.967295] addrconf_rs_timer+0x314/0x690 [ 234.971564] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 234.975817] call_timer_fn+0x272/0x920 [ 234.979724] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 234.983971] ? process_timeout+0x40/0x40 [ 234.988044] ? trace_hardirqs_off+0xb8/0x310 [ 234.992456] ? kasan_check_read+0x11/0x20 [ 234.996618] ? do_raw_spin_unlock+0xa7/0x2f0 [ 235.001049] ? trace_hardirqs_on+0x310/0x310 [ 235.005508] ? __run_timers+0x7da/0xc70 [ 235.009500] ? lock_downgrade+0x900/0x900 [ 235.013666] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 235.018828] ? trace_hardirqs_on+0xbd/0x310 [ 235.023170] ? kasan_check_read+0x11/0x20 [ 235.027345] ? __run_timers+0x7da/0xc70 [ 235.031365] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 235.036840] ? kasan_check_write+0x14/0x20 [ 235.041101] ? do_raw_spin_lock+0xc1/0x200 [ 235.045384] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 235.049646] __run_timers+0x7e5/0xc70 [ 235.053488] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 235.059388] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 235.064427] ? timerqueue_add+0x207/0x2b0 [ 235.068605] ? enqueue_hrtimer+0x1a5/0x560 [ 235.072870] ? lock_release+0x970/0x970 [ 235.076856] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 235.082059] ? kasan_check_write+0x14/0x20 [ 235.086331] ? pvclock_read_flags+0x160/0x160 [ 235.090842] ? lock_downgrade+0x900/0x900 [ 235.094999] ? trace_hardirqs_on+0xbd/0x310 [ 235.099330] ? kvm_sched_clock_read+0x9/0x20 [ 235.103741] ? irq_exit+0x17f/0x1c0 [ 235.107372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.112930] ? check_preemption_disabled+0x48/0x200 [ 235.117966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.123541] run_timer_softirq+0x52/0xb0 [ 235.127628] ? __this_cpu_preempt_check+0x1c/0x1f [ 235.132497] __do_softirq+0x30b/0xad8 [ 235.136332] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 235.141444] ? pvclock_read_flags+0x160/0x160 [ 235.145942] ? lapic_next_event+0x5a/0x90 [ 235.150098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.155644] ? clockevents_program_event+0x140/0x370 [ 235.160752] ? kvm_clock_read+0x18/0x30 [ 235.164732] ? kvm_sched_clock_read+0x9/0x20 [ 235.169161] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.174701] ? check_preemption_disabled+0x48/0x200 [ 235.179732] irq_exit+0x17f/0x1c0 [ 235.183201] smp_apic_timer_interrupt+0x1cb/0x760 [ 235.188059] ? smp_reschedule_interrupt+0x109/0x650 [ 235.193079] ? smp_call_function_single_interrupt+0x650/0x650 [ 235.198968] ? interrupt_entry+0xb5/0xf0 [ 235.203036] ? trace_hardirqs_off_caller+0xbb/0x310 [ 235.208052] ? trace_hardirqs_off_caller+0xbb/0x310 [ 235.213073] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 235.217920] ? trace_hardirqs_on_caller+0x310/0x310 [ 235.222935] ? trace_hardirqs_on_caller+0x310/0x310 [ 235.227956] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.233504] ? check_preemption_disabled+0x48/0x200 [ 235.238525] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.244070] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 235.248922] apic_timer_interrupt+0xf/0x20 [ 235.253152] [ 235.255392] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 235.260335] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 235.279245] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 235.286959] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 235.294228] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 235.301503] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 235.308775] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 235.316050] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 235.323348] ? trace_hardirqs_on+0xb4/0x310 [ 235.327683] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.333228] skb_clone+0x1bb/0x500 [ 235.336774] ? finish_task_switch+0x1b5/0x900 [ 235.341278] ? skb_split+0x11e0/0x11e0 [ 235.345174] ? preempt_notifier_register+0x200/0x200 [ 235.350277] ? __switch_to_asm+0x34/0x70 [ 235.354345] ? __switch_to_asm+0x34/0x70 [ 235.358403] ? __switch_to_asm+0x40/0x70 [ 235.362464] ? __switch_to_asm+0x34/0x70 [ 235.366523] ? __switch_to_asm+0x40/0x70 [ 235.370580] ? __switch_to_asm+0x34/0x70 [ 235.374647] ? __switch_to_asm+0x40/0x70 [ 235.378710] ? __switch_to_asm+0x34/0x70 [ 235.382771] ? __switch_to_asm+0x34/0x70 [ 235.386829] ? __switch_to_asm+0x40/0x70 [ 235.390901] ? __switch_to_asm+0x34/0x70 [ 235.394985] bpf_clone_redirect+0xb9/0x490 [ 235.399233] ? __schedule+0x874/0x1ed0 [ 235.403146] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 235.408182] ? __sched_text_start+0x8/0x8 [ 235.412342] ? retint_kernel+0x2d/0x2d [ 235.416238] ? trace_hardirqs_on_caller+0xc0/0x310 [ 235.421169] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 235.425925] ? trace_hardirqs_off+0x310/0x310 [ 235.430423] ? bpf_test_run+0x1fc/0x5a0 [ 235.434408] ? lock_acquire+0x1ed/0x520 [ 235.438385] ? bpf_test_run+0x32e/0x5a0 [ 235.442368] ? lock_release+0x970/0x970 [ 235.446356] ? preempt_schedule+0x4d/0x60 [ 235.450520] ? preempt_schedule_common+0x1f/0xd0 [ 235.455289] ? preempt_schedule+0x4d/0x60 [ 235.459448] ? ___preempt_schedule+0x16/0x18 [ 235.463870] ? bpf_test_run+0x1c0/0x5a0 [ 235.467852] ? netlink_diag_dump+0x2a0/0x2a0 [ 235.472269] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.477818] ? bpf_test_init.isra.9+0x70/0x100 [ 235.482413] ? bpf_prog_test_run_skb+0x634/0xb40 [ 235.487176] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 235.492024] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 235.497578] ? fput+0x130/0x1a0 [ 235.500862] ? __bpf_prog_get+0x9b/0x290 [ 235.504930] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 235.509772] ? bpf_prog_test_run+0x130/0x1a0 [ 235.514200] ? __x64_sys_bpf+0x3d8/0x510 [ 235.518271] ? bpf_prog_get+0x20/0x20 [ 235.522087] ? do_syscall_64+0x1b9/0x820 [ 235.526155] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 235.531539] ? syscall_return_slowpath+0x5e0/0x5e0 [ 235.536485] ? trace_hardirqs_on_caller+0x310/0x310 [ 235.541508] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 235.546532] ? recalc_sigpending_tsk+0x180/0x180 [ 235.551300] ? kasan_check_write+0x14/0x20 [ 235.555561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 235.560426] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 235.565813] warn_alloc_show_mem: 1 callbacks suppressed [ 235.565826] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 235.565828] Mem-Info: [ 235.565861] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 235.565861] active_file:15 inactive_file:16 isolated_file:0 [ 235.565861] unevictable:0 dirty:0 writeback:0 unstable:0 [ 235.565861] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 235.565861] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 235.565861] free:13758 free_pcp:319 free_cma:0 [ 235.571217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 235.577986] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 235.580393] Call Trace: [ 235.613271] Node 0 [ 235.622639] [ 235.650352] 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 [ 235.652928] dump_stack+0x1c4/0x2b4 [ 235.655139] lowmem_reserve[]: [ 235.657302] ? dump_stack_print_info.cold.2+0x52/0x52 [ 235.682805] 0 [ 235.686569] warn_alloc.cold.119+0xb7/0x1bd [ 235.689656] 2819 [ 235.694861] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 235.696645] 6323 [ 235.700977] ? lock_downgrade+0x900/0x900 [ 235.703014] 6323 [ 235.707867] ? trace_hardirqs_off+0xb8/0x310 [ 235.714074] ? trace_hardirqs_off+0xb8/0x310 [ 235.716126] Node 0 [ 235.720537] __alloc_pages_slowpath+0x2667/0x2d80 [ 235.724946] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 235.727175] ? warn_alloc+0x120/0x120 [ 235.731979] lowmem_reserve[]: [ 235.758713] ? warn_alloc+0x120/0x120 [ 235.762505] 0 [ 235.765633] ? warn_alloc+0x120/0x120 [ 235.769411] 0 [ 235.771223] ? mark_held_locks+0x130/0x130 [ 235.774999] 3503 [ 235.776812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.781009] 3503 [ 235.783089] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.788602] Node 0 [ 235.790677] ? should_fail+0x22d/0xd01 [ 235.796215] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 235.798435] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 235.802322] lowmem_reserve[]: [ 235.830797] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 235.835887] 0 [ 235.839009] ? should_fail+0x22d/0xd01 [ 235.844523] 0 [ 235.846327] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 235.850209] 0 [ 235.852026] ? should_fail+0x22d/0xd01 [ 235.857105] 0 [ 235.858930] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 235.862786] Node 0 [ 235.864587] ? mark_held_locks+0x130/0x130 [ 235.869673] DMA: [ 235.871921] ? mark_held_locks+0x130/0x130 [ 235.876135] 1*4kB [ 235.878222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.882428] (U) [ 235.884587] ? trace_hardirqs_off+0xb8/0x310 [ 235.890094] 0*8kB 0*16kB [ 235.892093] ? kasan_check_read+0x11/0x20 [ 235.896484] 1*32kB [ 235.899262] ? do_raw_spin_unlock+0xa7/0x2f0 [ 235.903388] (U) [ 235.905645] ? trace_hardirqs_on+0x310/0x310 [ 235.910035] 2*64kB [ 235.912026] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.916414] (U) [ 235.918661] ? wq_watchdog_touch+0x9c/0xfe [ 235.924179] 1*128kB [ 235.926162] ? io_serial_in+0x11/0x90 [ 235.930373] (U) [ 235.932706] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.936485] 1*256kB [ 235.938559] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 235.944073] (U) [ 235.946411] __alloc_pages_nodemask+0xa80/0xde0 [ 235.951750] 0*512kB [ 235.953734] ? should_fail+0x22d/0xd01 [ 235.958384] 1*1024kB [ 235.960723] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 235.964581] (U) [ 235.967023] ? ____cache_alloc_node+0x1c7/0x1e0 [ 235.972013] 1*2048kB [ 235.973994] ? lock_downgrade+0x900/0x900 [ 235.978641] (M) [ 235.981064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 235.985196] 3*4096kB [ 235.987183] cache_grow_begin+0x91/0x8c0 [ 235.992697] (M) [ 235.995125] ? do_raw_spin_unlock+0xa7/0x2f0 [ 235.999181] = 15908kB [ 236.001171] fallback_alloc+0x203/0x2e0 [ 236.005556] Node 0 [ 236.007983] ____cache_alloc_node+0x1c7/0x1e0 [ 236.011930] DMA32: [ 236.014186] kmem_cache_alloc_node+0xe3/0x730 [ 236.018665] 4*4kB [ 236.020918] ? ipv6_get_ifaddr+0x42e/0x620 [ 236.025394] (M) [ 236.027570] __alloc_skb+0x119/0x770 [ 236.031774] 1*8kB [ 236.033762] ? skb_scrub_packet+0x490/0x490 [ 236.037445] (U) [ 236.039627] ? lock_downgrade+0x900/0x900 [ 236.043900] 2*16kB [ 236.045878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.049996] (M) [ 236.052239] ? refcount_sub_and_test_checked+0x203/0x310 [ 236.057753] 2*32kB [ 236.059733] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 236.065165] (M) [ 236.067422] ? addrconf_rs_timer+0x690/0x690 [ 236.072859] 4*64kB [ 236.074872] ndisc_alloc_skb+0x144/0x340 [ 236.079242] (M) 4*128kB [ 236.081514] ndisc_send_rs+0x331/0x6e0 [ 236.085542] (UM) 3*256kB [ 236.088241] addrconf_rs_timer+0x314/0x690 [ 236.092100] (M) [ 236.094862] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 236.099082] 4*512kB [ 236.101067] call_timer_fn+0x272/0x920 [ 236.105271] (UM) [ 236.107601] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 236.111468] 3*1024kB [ 236.113532] ? process_timeout+0x40/0x40 [ 236.117739] (UM) [ 236.120153] ? trace_hardirqs_off+0xb8/0x310 [ 236.124189] 3*2048kB [ 236.126255] ? kasan_check_read+0x11/0x20 [ 236.130643] (M) [ 236.133057] ? do_raw_spin_unlock+0xa7/0x2f0 [ 236.137187] 3*4096kB [ 236.139159] ? trace_hardirqs_on+0x310/0x310 [ 236.143540] (M) [ 236.145952] ? __run_timers+0x7da/0xc70 [ 236.150335] = 25208kB [ 236.152309] ? lock_downgrade+0x900/0x900 [ 236.156259] Node 0 [ 236.158669] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 236.162793] Normal: [ 236.165033] ? trace_hardirqs_on+0xbd/0x310 [ 236.170116] 853*4kB [ 236.172443] ? kasan_check_read+0x11/0x20 [ 236.176740] (UMEH) [ 236.179071] ? __run_timers+0x7da/0xc70 [ 236.183220] 371*8kB [ 236.185467] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 236.189414] (UME) [ 236.191749] ? kasan_check_write+0x14/0x20 [ 236.197174] 193*16kB (UME) [ 236.199350] ? do_raw_spin_lock+0xc1/0x200 [ 236.203558] 70*32kB [ 236.206493] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 236.210700] (UMEH) [ 236.213033] __run_timers+0x7e5/0xc70 [ 236.217253] 27*64kB [ 236.219509] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 236.223280] (UMH) [ 236.225619] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 236.230984] 4*128kB [ 236.233141] ? timerqueue_add+0x207/0x2b0 [ 236.238132] (UM) [ 236.240463] ? enqueue_hrtimer+0x1a5/0x560 [ 236.244587] 0*256kB [ 236.246661] ? lock_release+0x970/0x970 [ 236.250871] 0*512kB [ 236.253200] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 236.257149] 0*1024kB [ 236.259477] ? kasan_check_write+0x14/0x20 [ 236.264642] 0*2048kB [ 236.267236] ? pvclock_read_flags+0x160/0x160 [ 236.271443] 0*4096kB [ 236.273862] ? lock_downgrade+0x900/0x900 [ 236.278327] = 13948kB [ 236.278352] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 236.280789] ? trace_hardirqs_on+0xbd/0x310 [ 236.284904] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 236.284915] 660 total pagecache pages [ 236.287340] ? kvm_sched_clock_read+0x9/0x20 [ 236.296141] 0 pages in swap cache [ 236.300465] ? irq_exit+0x17f/0x1c0 [ 236.309021] Swap cache stats: add 0, delete 0, find 0/0 [ 236.312837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.317223] Free swap = 0kB [ 236.320683] ? check_preemption_disabled+0x48/0x200 [ 236.324292] Total swap = 0kB [ 236.329678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.336169] 1965979 pages RAM [ 236.339211] run_timer_softirq+0x52/0xb0 [ 236.344212] 0 pages HighMem/MovableOnly [ 236.344223] 342307 pages reserved [ 236.347252] ? __this_cpu_preempt_check+0x1c/0x1f [ 236.352941] 0 pages cma reserved [ 236.356053] __do_softirq+0x30b/0xad8 [ 236.360171] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 236.364140] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 236.367673] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 236.372445] ? pvclock_read_flags+0x160/0x160 [ 236.375799] syz-executor2 cpuset= [ 236.379633] ? lapic_next_event+0x5a/0x90 [ 236.386117] syz2 [ 236.391239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.401722] mems_allowed=0 [ 236.406233] ? clockevents_program_event+0x140/0x370 [ 236.429330] ? kvm_clock_read+0x18/0x30 [ 236.433322] ? kvm_sched_clock_read+0x9/0x20 [ 236.437745] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.443321] ? check_preemption_disabled+0x48/0x200 [ 236.448350] irq_exit+0x17f/0x1c0 [ 236.451823] smp_apic_timer_interrupt+0x1cb/0x760 [ 236.456684] ? smp_reschedule_interrupt+0x109/0x650 [ 236.461724] ? smp_call_function_single_interrupt+0x650/0x650 [ 236.467644] ? interrupt_entry+0xb5/0xf0 [ 236.471719] ? trace_hardirqs_off_caller+0xbb/0x310 [ 236.476737] ? trace_hardirqs_off_caller+0xbb/0x310 [ 236.481759] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 236.486613] ? trace_hardirqs_on_caller+0x310/0x310 [ 236.491640] ? trace_hardirqs_on_caller+0x310/0x310 [ 236.496665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.502210] ? check_preemption_disabled+0x48/0x200 [ 236.507236] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 236.512090] apic_timer_interrupt+0xf/0x20 [ 236.516319] [ 236.518561] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 236.523758] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 236.542664] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 236.550385] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 236.557929] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 236.565211] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 236.572489] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 236.579771] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 236.587080] ? trace_hardirqs_on+0x9a/0x310 [ 236.591418] ? trace_hardirqs_on+0xb4/0x310 [ 236.595783] retint_kernel+0x1b/0x2d [ 236.599520] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 236.604809] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 236.623721] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 236.631445] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 236.638722] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 236.645994] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 236.653269] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 236.660551] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 236.667854] ? trace_hardirqs_on+0x9a/0x310 [ 236.672215] ? arch_local_irq_restore+0x45/0x52 [ 236.676908] dump_stack+0x26a/0x2b4 [ 236.680547] ? dump_stack_print_info.cold.2+0x52/0x52 [ 236.685848] ? mark_held_locks+0x130/0x130 [ 236.690102] ? mark_held_locks+0x130/0x130 [ 236.694366] dump_header+0x27b/0xf72 [ 236.698106] ? rcu_read_unlock+0x16/0x60 [ 236.702203] ? pagefault_out_of_memory+0x197/0x197 [ 236.707158] ? mark_held_locks+0x130/0x130 [ 236.711410] ? percpu_ref_put_many+0x13e/0x260 [ 236.716003] ? mem_cgroup_charge_statistics+0x780/0x780 [ 236.721394] ? mem_cgroup_iter+0x1f7/0x1160 [ 236.725747] ? mark_held_locks+0x130/0x130 [ 236.730002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.735552] ? task_will_free_mem+0x239/0xb30 [ 236.740073] ? ___ratelimit+0x36f/0x655 [ 236.744061] ? lock_downgrade+0x900/0x900 [ 236.748229] ? trace_hardirqs_on+0xbd/0x310 [ 236.752559] ? kasan_check_read+0x11/0x20 [ 236.756729] ? ___ratelimit+0x36f/0x655 [ 236.760725] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 236.766193] ? trace_hardirqs_on+0x310/0x310 [ 236.770623] ? lock_downgrade+0x900/0x900 [ 236.774789] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 236.779930] ? ___ratelimit+0xaa/0x655 [ 236.783828] ? idr_get_free+0xec0/0xec0 [ 236.787807] ? kasan_check_write+0x14/0x20 [ 236.792053] ? do_raw_spin_lock+0xc1/0x200 [ 236.796302] oom_kill_process.cold.27+0x10/0x903 [ 236.801071] ? _raw_spin_unlock+0x2c/0x50 [ 236.805223] ? oom_badness+0xe6/0xaa0 [ 236.809032] ? oom_evaluate_task+0x540/0x540 [ 236.813446] ? shrink_node+0x16b0/0x16b0 [ 236.817514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 236.823054] ? oom_unkillable_task+0x383/0x580 [ 236.827642] ? out_of_memory+0x974/0x1430 [ 236.831804] ? lock_downgrade+0x900/0x900 [ 236.835970] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 236.841781] ? __cpuset_node_allowed+0x19b/0x660 [ 236.846573] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 236.852139] ? oom_evaluate_task+0x302/0x540 [ 236.856575] out_of_memory+0xa84/0x1430 [ 236.860582] ? oom_killer_disable+0x3a0/0x3a0 [ 236.865095] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 236.870039] ? __mutex_add_waiter+0x2a0/0x2a0 [ 236.874545] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 236.879573] ? find_next_bit+0x104/0x130 [ 236.883655] __alloc_pages_slowpath+0x2318/0x2d80 [ 236.888558] ? warn_alloc+0x120/0x120 [ 236.892366] ? __radix_tree_lookup+0x4c0/0x4c0 [ 236.896957] ? mark_held_locks+0x130/0x130 [ 236.901204] ? find_get_entry+0x2f2/0xc40 [ 236.905369] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 236.910309] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 236.915859] ? should_fail+0x22d/0xd01 [ 236.919761] ? ___might_sleep+0x1ed/0x300 [ 236.923925] ? lock_release+0x970/0x970 [ 236.927914] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 236.933038] ? __might_sleep+0x95/0x190 [ 236.937025] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 236.941875] ? free_one_page+0xcae/0x1700 [ 236.946037] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 236.951082] ? lock_downgrade+0x900/0x900 [ 236.955253] ? ___might_sleep+0x1ed/0x300 [ 236.959414] ? lock_release+0x970/0x970 [ 236.963407] ? arch_local_save_flags+0x40/0x40 [ 236.968005] ? _raw_spin_unlock+0x2c/0x50 [ 236.972168] ? free_one_page+0xcae/0x1700 [ 236.976352] ? __might_sleep+0x95/0x190 [ 236.980354] __alloc_pages_nodemask+0xa80/0xde0 [ 236.985038] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 236.990075] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 236.995904] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 237.000625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.006185] ? __do_page_cache_readahead+0x7ce/0x980 [ 237.011313] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 237.016883] alloc_pages_current+0x10c/0x210 [ 237.021347] ? lock_downgrade+0x900/0x900 [ 237.025622] __page_cache_alloc+0x38f/0x5b0 [ 237.029972] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 237.035798] ? ext4_filemap_fault+0x82/0xad [ 237.040165] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 237.045205] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.050767] ? check_preemption_disabled+0x48/0x200 [ 237.055816] filemap_fault+0x1594/0x25f0 [ 237.060158] ? __lock_page_or_retry+0xa00/0xa00 [ 237.064862] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 237.070672] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 237.075464] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 237.080248] ? filemap_map_pages+0xdea/0x1980 [ 237.084776] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 237.090628] ? kasan_check_read+0x11/0x20 [ 237.094798] ? find_get_pages_range_tag+0x1320/0x1320 [ 237.100020] ? rcu_bh_qs+0xc0/0xc0 [ 237.103562] ? unwind_dump+0x190/0x190 [ 237.107467] ? is_bpf_text_address+0xd3/0x170 [ 237.111984] ? __kernel_text_address+0xd/0x40 [ 237.116499] ? unwind_get_return_address+0x61/0xa0 [ 237.121442] ? __save_stack_trace+0x8d/0xf0 [ 237.125792] ? lock_acquire+0x1ed/0x520 [ 237.129769] ? ext4_filemap_fault+0x7a/0xad [ 237.134149] ? lock_release+0x970/0x970 [ 237.138158] ? arch_local_save_flags+0x40/0x40 [ 237.142751] ? save_stack+0x43/0xd0 [ 237.146384] ? __kasan_slab_free+0x102/0x150 [ 237.150808] ? kasan_slab_free+0xe/0x10 [ 237.154799] ? kfree+0xcf/0x230 [ 237.158096] ? do_syslog+0x1474/0x1690 [ 237.161995] ? kmsg_read+0x8f/0xc0 [ 237.165555] ? proc_reg_read+0x2a3/0x3d0 [ 237.169662] ? __vfs_read+0x117/0x9b0 [ 237.173496] ? down_read+0xb0/0x1d0 [ 237.177131] ? ext4_filemap_fault+0x7a/0xad [ 237.181471] ? __down_interruptible+0x700/0x700 [ 237.186153] ? kasan_check_write+0x14/0x20 [ 237.190412] ? trace_hardirqs_off+0xb8/0x310 [ 237.194847] ext4_filemap_fault+0x82/0xad [ 237.199039] __do_fault+0x100/0x6b0 [ 237.202693] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 237.208258] ? print_bad_pte+0x6c0/0x6c0 [ 237.212338] ? __kasan_slab_free+0x119/0x150 [ 237.216763] ? pmd_val+0x88/0x100 [ 237.220218] ? add_mm_counter_fast+0xd0/0xd0 [ 237.224631] ? pmd_val+0x88/0x100 [ 237.228109] ? add_mm_counter_fast+0xd0/0xd0 [ 237.232527] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.238079] __handle_mm_fault+0x3709/0x53e0 [ 237.242498] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 237.247357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.252938] ? unuse_pde+0x40/0x80 [ 237.256506] ? __f_unlock_pos+0x19/0x20 [ 237.260508] ? lock_acquire+0x1ed/0x520 [ 237.264505] ? handle_mm_fault+0x42a/0xc70 [ 237.268755] ? lock_downgrade+0x900/0x900 [ 237.272913] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 237.278736] ? __do_page_fault+0x67d/0xed0 [ 237.282994] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 237.288451] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.293993] ? check_preemption_disabled+0x48/0x200 [ 237.299017] handle_mm_fault+0x54f/0xc70 [ 237.303088] ? __handle_mm_fault+0x53e0/0x53e0 [ 237.307681] ? find_vma+0x34/0x190 [ 237.311232] __do_page_fault+0x67d/0xed0 [ 237.315303] ? mm_fault_error+0x380/0x380 [ 237.319450] ? trace_hardirqs_off+0xb8/0x310 [ 237.323863] ? trace_hardirqs_on+0x310/0x310 [ 237.328270] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 237.333643] ? trace_hardirqs_on+0x310/0x310 [ 237.338058] do_page_fault+0xf2/0x7e0 [ 237.341871] ? vmalloc_sync_all+0x30/0x30 [ 237.346017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.351559] ? error_entry+0x70/0xd0 [ 237.355279] ? trace_hardirqs_off_caller+0xbb/0x310 [ 237.360294] ? trace_hardirqs_on_caller+0xc0/0x310 [ 237.365227] ? syscall_return_slowpath+0x5e0/0x5e0 [ 237.370164] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.375021] ? trace_hardirqs_on_caller+0x310/0x310 [ 237.380036] ? trace_hardirqs_off+0x310/0x310 [ 237.384536] ? prepare_exit_to_usermode+0x291/0x3b0 [ 237.389553] ? page_fault+0x8/0x30 [ 237.393099] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.397960] ? page_fault+0x8/0x30 [ 237.401519] page_fault+0x1e/0x30 [ 237.404986] RIP: 0033:0x7f55b1a571fd [ 237.408703] Code: Bad RIP value. [ 237.412063] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 237.417426] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 237.424696] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 237.431965] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 237.439234] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 237.446503] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 237.453809] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 237.453856] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 237.461008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 237.461013] Call Trace: [ 237.461019] [ 237.461042] dump_stack+0x1c4/0x2b4 [ 237.461062] ? dump_stack_print_info.cold.2+0x52/0x52 [ 237.467635] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 237.476912] warn_alloc.cold.119+0xb7/0x1bd [ 237.479476] rsyslogd cpuset= [ 237.481636] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 237.485259] / [ 237.490472] ? lock_downgrade+0x900/0x900 [ 237.500505] mems_allowed=0 [ 237.521440] ? trace_hardirqs_off+0xb8/0x310 [ 237.525869] ? trace_hardirqs_off+0xb8/0x310 [ 237.530326] __alloc_pages_slowpath+0x2667/0x2d80 [ 237.535207] ? warn_alloc+0x120/0x120 [ 237.539015] ? trace_hardirqs_on+0x310/0x310 [ 237.543430] ? warn_alloc+0x120/0x120 [ 237.547242] ? warn_alloc+0x120/0x120 [ 237.551050] ? ktime_get+0x2e1/0x440 [ 237.554772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.560330] ? check_preemption_disabled+0x48/0x200 [ 237.565361] ? kasan_check_read+0x11/0x20 [ 237.569510] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.575056] ? should_fail+0x22d/0xd01 [ 237.578949] ? rcu_bh_qs+0xc0/0xc0 [ 237.582494] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 237.587598] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 237.593152] ? should_fail+0x22d/0xd01 [ 237.597047] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 237.602150] ? should_fail+0x22d/0xd01 [ 237.606041] ? rcu_idle_enter+0x4b0/0x4b0 [ 237.610191] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 237.615299] ? mark_held_locks+0x130/0x130 [ 237.619545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.625089] ? mark_held_locks+0x130/0x130 [ 237.629346] ? rcu_irq_exit+0xce/0x100 [ 237.633240] ? irq_exit+0xbd/0x1c0 [ 237.636785] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 237.641800] ? do_raw_spin_unlock+0xa7/0x2f0 [ 237.646212] ? smp_call_function_single_interrupt+0x650/0x650 [ 237.652094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.657645] ? ret_from_intr+0xb/0x1e [ 237.661448] ? retint_kernel+0x2d/0x2d [ 237.665342] ? trace_hardirqs_on_caller+0xc0/0x310 [ 237.670295] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 237.675064] ? trace_hardirqs_off+0x310/0x310 [ 237.679569] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 237.684698] __alloc_pages_nodemask+0xa80/0xde0 [ 237.689378] ? should_fail+0x22d/0xd01 [ 237.693284] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 237.698337] ? ____cache_alloc_node+0x1c7/0x1e0 [ 237.703028] ? lock_downgrade+0x900/0x900 [ 237.707190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.712736] cache_grow_begin+0x91/0x8c0 [ 237.716807] ? do_raw_spin_unlock+0xa7/0x2f0 [ 237.721228] fallback_alloc+0x203/0x2e0 [ 237.725210] ____cache_alloc_node+0x1c7/0x1e0 [ 237.729713] kmem_cache_alloc_node+0xe3/0x730 [ 237.734210] ? ipv6_get_ifaddr+0x42e/0x620 [ 237.738553] __alloc_skb+0x119/0x770 [ 237.742270] ? skb_scrub_packet+0x490/0x490 [ 237.746592] ? lock_downgrade+0x900/0x900 [ 237.750749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.756294] ? refcount_sub_and_test_checked+0x203/0x310 [ 237.761754] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 237.767209] ? addrconf_rs_timer+0x690/0x690 [ 237.771628] ndisc_alloc_skb+0x144/0x340 [ 237.775696] ndisc_send_rs+0x331/0x6e0 [ 237.779588] addrconf_rs_timer+0x314/0x690 [ 237.783832] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.788084] call_timer_fn+0x272/0x920 [ 237.791990] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.796238] ? process_timeout+0x40/0x40 [ 237.800308] ? trace_hardirqs_off+0xb8/0x310 [ 237.804734] ? kasan_check_read+0x11/0x20 [ 237.808896] ? do_raw_spin_unlock+0xa7/0x2f0 [ 237.813328] ? trace_hardirqs_on+0x310/0x310 [ 237.817756] ? __run_timers+0x7da/0xc70 [ 237.821747] ? lock_downgrade+0x900/0x900 [ 237.825912] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 237.831047] ? trace_hardirqs_on+0xbd/0x310 [ 237.835372] ? kasan_check_read+0x11/0x20 [ 237.839536] ? __run_timers+0x7da/0xc70 [ 237.843525] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 237.848997] ? kasan_check_write+0x14/0x20 [ 237.853249] ? do_raw_spin_lock+0xc1/0x200 [ 237.857500] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 237.861745] __run_timers+0x7e5/0xc70 [ 237.865575] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 237.870954] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 237.875988] ? timerqueue_add+0x207/0x2b0 [ 237.880161] ? enqueue_hrtimer+0x1a5/0x560 [ 237.884410] ? lock_release+0x970/0x970 [ 237.888400] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 237.893611] ? kasan_check_write+0x14/0x20 [ 237.897875] ? pvclock_read_flags+0x160/0x160 [ 237.902387] ? lock_downgrade+0x900/0x900 [ 237.906563] ? trace_hardirqs_on+0xbd/0x310 [ 237.910901] ? kvm_sched_clock_read+0x9/0x20 [ 237.915341] ? irq_exit+0x17f/0x1c0 [ 237.918982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.924535] ? check_preemption_disabled+0x48/0x200 [ 237.929571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.935141] run_timer_softirq+0x52/0xb0 [ 237.939243] ? __this_cpu_preempt_check+0x1c/0x1f [ 237.944114] __do_softirq+0x30b/0xad8 [ 237.947933] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 237.953260] ? pvclock_read_flags+0x160/0x160 [ 237.957764] ? lapic_next_event+0x5a/0x90 [ 237.961920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.967462] ? clockevents_program_event+0x140/0x370 [ 237.972573] ? kvm_clock_read+0x18/0x30 [ 237.976558] ? kvm_sched_clock_read+0x9/0x20 [ 237.981097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 237.986667] ? check_preemption_disabled+0x48/0x200 [ 237.991716] irq_exit+0x17f/0x1c0 [ 237.995204] smp_apic_timer_interrupt+0x1cb/0x760 [ 238.000066] ? smp_reschedule_interrupt+0x109/0x650 [ 238.005104] ? smp_call_function_single_interrupt+0x650/0x650 [ 238.011003] ? interrupt_entry+0xb5/0xf0 [ 238.015073] ? trace_hardirqs_off_caller+0xbb/0x310 [ 238.020097] ? trace_hardirqs_off_caller+0xbb/0x310 [ 238.025139] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 238.029991] ? trace_hardirqs_on_caller+0x310/0x310 [ 238.035013] ? trace_hardirqs_on_caller+0x310/0x310 [ 238.040033] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.045577] ? check_preemption_disabled+0x48/0x200 [ 238.050612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.056165] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 238.061018] apic_timer_interrupt+0xf/0x20 [ 238.065245] [ 238.067485] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 238.072419] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 238.091324] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 238.099039] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 238.106311] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 238.113579] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 238.120844] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 238.128118] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 238.135413] ? trace_hardirqs_on+0xb4/0x310 [ 238.139746] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.145292] skb_clone+0x1bb/0x500 [ 238.148837] ? finish_task_switch+0x1b5/0x900 [ 238.153333] ? skb_split+0x11e0/0x11e0 [ 238.157222] ? preempt_notifier_register+0x200/0x200 [ 238.162323] ? __switch_to_asm+0x34/0x70 [ 238.166388] ? __switch_to_asm+0x34/0x70 [ 238.170457] ? __switch_to_asm+0x40/0x70 [ 238.174515] ? __switch_to_asm+0x34/0x70 [ 238.178576] ? __switch_to_asm+0x40/0x70 [ 238.182636] ? __switch_to_asm+0x34/0x70 [ 238.186694] ? __switch_to_asm+0x40/0x70 [ 238.190755] ? __switch_to_asm+0x34/0x70 [ 238.194831] ? __switch_to_asm+0x34/0x70 [ 238.198899] ? __switch_to_asm+0x40/0x70 [ 238.202959] ? __switch_to_asm+0x34/0x70 [ 238.207036] bpf_clone_redirect+0xb9/0x490 [ 238.211279] ? __schedule+0x874/0x1ed0 [ 238.215174] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 238.220200] ? __sched_text_start+0x8/0x8 [ 238.224352] ? retint_kernel+0x2d/0x2d [ 238.228244] ? trace_hardirqs_on_caller+0xc0/0x310 [ 238.233189] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 238.237950] ? trace_hardirqs_off+0x310/0x310 [ 238.242454] ? bpf_test_run+0x1fc/0x5a0 [ 238.246436] ? lock_acquire+0x1ed/0x520 [ 238.250412] ? bpf_test_run+0x32e/0x5a0 [ 238.254393] ? lock_release+0x970/0x970 [ 238.258367] ? preempt_schedule+0x4d/0x60 [ 238.262520] ? preempt_schedule_common+0x1f/0xd0 [ 238.267301] ? preempt_schedule+0x4d/0x60 [ 238.271455] ? ___preempt_schedule+0x16/0x18 [ 238.275872] ? bpf_test_run+0x1c0/0x5a0 [ 238.279855] ? netlink_diag_dump+0x2a0/0x2a0 [ 238.284272] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.289809] ? bpf_test_init.isra.9+0x70/0x100 [ 238.294400] ? bpf_prog_test_run_skb+0x634/0xb40 [ 238.299161] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 238.304006] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 238.309546] ? fput+0x130/0x1a0 [ 238.312831] ? __bpf_prog_get+0x9b/0x290 [ 238.316902] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 238.321744] ? bpf_prog_test_run+0x130/0x1a0 [ 238.326161] ? __x64_sys_bpf+0x3d8/0x510 [ 238.330251] ? bpf_prog_get+0x20/0x20 [ 238.334164] ? do_syscall_64+0x1b9/0x820 [ 238.338239] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 238.343639] ? syscall_return_slowpath+0x5e0/0x5e0 [ 238.348597] ? trace_hardirqs_on_caller+0x310/0x310 [ 238.353670] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 238.358706] ? recalc_sigpending_tsk+0x180/0x180 [ 238.363482] ? kasan_check_write+0x14/0x20 [ 238.367757] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 238.372628] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 238.378014] warn_alloc_show_mem: 1 callbacks suppressed [ 238.378028] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 238.378030] Mem-Info: [ 238.378062] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 238.378062] active_file:15 inactive_file:16 isolated_file:0 [ 238.378062] unevictable:0 dirty:0 writeback:0 unstable:0 [ 238.378062] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 238.378062] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 238.378062] free:13758 free_pcp:319 free_cma:0 [ 238.383418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 238.390236] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 238.392645] Call Trace: [ 238.425523] Node 0 [ 238.434880] [ 238.462595] 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 [ 238.465163] dump_stack+0x1c4/0x2b4 [ 238.467369] lowmem_reserve[]: [ 238.469522] ? dump_stack_print_info.cold.2+0x52/0x52 [ 238.495021] 0 [ 238.498665] warn_alloc.cold.119+0xb7/0x1bd [ 238.501742] 2819 [ 238.506934] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 238.508712] 6323 [ 238.513033] ? lock_downgrade+0x900/0x900 [ 238.515069] 6323 [ 238.519936] ? trace_hardirqs_off+0xb8/0x310 [ 238.521972] Node 0 [ 238.526125] ? trace_hardirqs_off+0xb8/0x310 [ 238.528199] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 238.532590] __alloc_pages_slowpath+0x2667/0x2d80 [ 238.534807] lowmem_reserve[]: [ 238.539241] ? warn_alloc+0x120/0x120 [ 238.565920] 0 0 [ 238.570796] ? trace_hardirqs_on+0x310/0x310 [ 238.573865] 3503 [ 238.577669] ? warn_alloc+0x120/0x120 [ 238.579646] 3503 [ 238.584052] ? warn_alloc+0x120/0x120 [ 238.589892] ? ktime_get+0x2e1/0x440 [ 238.591935] Node 0 [ 238.595738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.599452] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 238.601662] ? check_preemption_disabled+0x48/0x200 [ 238.607171] lowmem_reserve[]: [ 238.635641] ? kasan_check_read+0x11/0x20 [ 238.640640] 0 [ 238.643744] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.647863] 0 [ 238.649667] ? should_fail+0x22d/0xd01 [ 238.655176] 0 0 [ 238.656989] ? rcu_bh_qs+0xc0/0xc0 [ 238.662848] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 238.666362] Node 0 [ 238.671467] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 238.671478] DMA: [ 238.673715] ? should_fail+0x22d/0xd01 [ 238.679233] 1*4kB [ 238.681312] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 238.685180] (U) [ 238.687328] ? should_fail+0x22d/0xd01 [ 238.692417] 0*8kB [ 238.694396] ? rcu_idle_enter+0x4b0/0x4b0 [ 238.698264] 0*16kB [ 238.700421] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 238.704537] 1*32kB (U) [ 238.706788] ? mark_held_locks+0x130/0x130 [ 238.711859] 2*64kB (U) [ 238.714468] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.718675] 1*128kB [ 238.721265] ? mark_held_locks+0x130/0x130 [ 238.726773] (U) [ 238.729098] ? rcu_irq_exit+0xce/0x100 [ 238.733315] 1*256kB [ 238.735298] ? irq_exit+0xbd/0x1c0 [ 238.739157] (U) [ 238.741484] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 238.745003] 0*512kB [ 238.746994] ? do_raw_spin_unlock+0xa7/0x2f0 [ 238.751991] 1*1024kB [ 238.754327] ? smp_call_function_single_interrupt+0x650/0x650 [ 238.758711] (U) [ 238.761134] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.766992] 1*2048kB (M) [ 238.768997] ? ret_from_intr+0xb/0x1e [ 238.774522] 3*4096kB [ 238.777296] ? retint_kernel+0x2d/0x2d [ 238.781078] (M) [ 238.783498] ? trace_hardirqs_on_caller+0xc0/0x310 [ 238.787368] = 15908kB [ 238.789360] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 238.794275] Node 0 [ 238.796690] ? trace_hardirqs_off+0x310/0x310 [ 238.801417] DMA32: 4*4kB [ 238.803683] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 238.808151] (M) [ 238.810927] __alloc_pages_nodemask+0xa80/0xde0 [ 238.815998] 1*8kB [ 238.817975] ? should_fail+0x22d/0xd01 [ 238.822615] (U) 2*16kB [ 238.824782] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 238.828642] (M) [ 238.831244] ? ____cache_alloc_node+0x1c7/0x1e0 [ 238.836242] 2*32kB [ 238.838227] ? lock_downgrade+0x900/0x900 [ 238.842871] (M) [ 238.845122] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.849245] 4*64kB (M) [ 238.851289] cache_grow_begin+0x91/0x8c0 [ 238.856817] 4*128kB [ 238.859423] ? do_raw_spin_unlock+0xa7/0x2f0 [ 238.863461] (UM) [ 238.865804] fallback_alloc+0x203/0x2e0 [ 238.870191] 3*256kB [ 238.872271] ____cache_alloc_node+0x1c7/0x1e0 [ 238.876223] (M) [ 238.878561] kmem_cache_alloc_node+0xe3/0x730 [ 238.883032] 4*512kB [ 238.885016] ? ipv6_get_ifaddr+0x42e/0x620 [ 238.889486] (UM) [ 238.891822] __alloc_skb+0x119/0x770 [ 238.896048] 3*1024kB [ 238.898125] ? skb_scrub_packet+0x490/0x490 [ 238.901812] (UM) [ 238.904229] ? lock_downgrade+0x900/0x900 [ 238.908523] 3*2048kB [ 238.910630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 238.914733] (M) [ 238.917151] ? refcount_sub_and_test_checked+0x203/0x310 [ 238.922662] 3*4096kB [ 238.924644] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 238.930070] (M) [ 238.932483] ? addrconf_rs_timer+0x690/0x690 [ 238.937907] = 25208kB [ 238.939890] ndisc_alloc_skb+0x144/0x340 [ 238.944274] Node 0 [ 238.946703] ndisc_send_rs+0x331/0x6e0 [ 238.950731] Normal: 853*4kB [ 238.952995] addrconf_rs_timer+0x314/0x690 [ 238.956857] (UMEH) [ 238.959890] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.964211] 371*8kB [ 238.966458] call_timer_fn+0x272/0x920 [ 238.970664] (UME) [ 238.972996] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 238.976852] 193*16kB [ 238.978999] ? process_timeout+0x40/0x40 [ 238.983203] (UME) [ 238.985617] ? trace_hardirqs_off+0xb8/0x310 [ 238.989647] 70*32kB [ 238.991796] ? kasan_check_read+0x11/0x20 [ 238.996182] (UMEH) [ 238.998519] ? do_raw_spin_unlock+0xa7/0x2f0 [ 239.002638] 27*64kB (UMH) [ 239.004899] ? trace_hardirqs_on+0x310/0x310 [ 239.009280] 4*128kB (UM) [ 239.012139] ? __run_timers+0x7da/0xc70 [ 239.016522] 0*256kB [ 239.019286] ? lock_downgrade+0x900/0x900 [ 239.023233] 0*512kB [ 239.025562] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 239.029685] 0*1024kB [ 239.032006] ? trace_hardirqs_on+0xbd/0x310 [ 239.037080] 0*2048kB 0*4096kB [ 239.039503] ? kasan_check_read+0x11/0x20 [ 239.043808] = 13948kB [ 239.047006] ? __run_timers+0x7da/0xc70 [ 239.051132] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 239.053540] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 239.057491] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 239.066571] ? kasan_check_write+0x14/0x20 [ 239.071999] 660 total pagecache pages [ 239.080584] ? do_raw_spin_lock+0xc1/0x200 [ 239.084789] 0 pages in swap cache [ 239.088586] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 239.092823] Swap cache stats: add 0, delete 0, find 0/0 [ 239.092833] Free swap = 0kB [ 239.096293] __run_timers+0x7e5/0xc70 [ 239.100501] Total swap = 0kB [ 239.100510] 1965979 pages RAM [ 239.105880] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 239.108862] 0 pages HighMem/MovableOnly [ 239.108871] 342307 pages reserved [ 239.112676] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 239.115670] 0 pages cma reserved [ 239.118798] ? timerqueue_add+0x207/0x2b0 [ 239.124187] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 239.128113] ? enqueue_hrtimer+0x1a5/0x560 [ 239.128127] ? lock_release+0x970/0x970 [ 239.128140] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 239.128157] ? kasan_check_write+0x14/0x20 [ 239.131640] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 239.136664] ? pvclock_read_flags+0x160/0x160 [ 239.140013] syz-executor2 cpuset= [ 239.144178] ? lock_downgrade+0x900/0x900 [ 239.150649] syz2 [ 239.154899] ? trace_hardirqs_on+0xbd/0x310 [ 239.158853] mems_allowed=0 [ 239.164045] ? kvm_sched_clock_read+0x9/0x20 [ 239.204406] ? irq_exit+0x17f/0x1c0 [ 239.208041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.213584] ? check_preemption_disabled+0x48/0x200 [ 239.218608] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.224172] run_timer_softirq+0x52/0xb0 [ 239.228239] ? __this_cpu_preempt_check+0x1c/0x1f [ 239.233083] __do_softirq+0x30b/0xad8 [ 239.236897] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 239.242007] ? pvclock_read_flags+0x160/0x160 [ 239.246502] ? lapic_next_event+0x5a/0x90 [ 239.250678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.256220] ? clockevents_program_event+0x140/0x370 [ 239.261329] ? kvm_clock_read+0x18/0x30 [ 239.265305] ? kvm_sched_clock_read+0x9/0x20 [ 239.269720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.275266] ? check_preemption_disabled+0x48/0x200 [ 239.280297] irq_exit+0x17f/0x1c0 [ 239.283754] smp_apic_timer_interrupt+0x1cb/0x760 [ 239.288600] ? smp_reschedule_interrupt+0x109/0x650 [ 239.293626] ? smp_call_function_single_interrupt+0x650/0x650 [ 239.299514] ? interrupt_entry+0xb5/0xf0 [ 239.303586] ? trace_hardirqs_off_caller+0xbb/0x310 [ 239.308605] ? trace_hardirqs_off_caller+0xbb/0x310 [ 239.313640] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 239.318484] ? trace_hardirqs_on_caller+0x310/0x310 [ 239.323498] ? trace_hardirqs_on_caller+0x310/0x310 [ 239.328516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.334057] ? check_preemption_disabled+0x48/0x200 [ 239.339080] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 239.343930] apic_timer_interrupt+0xf/0x20 [ 239.348155] [ 239.350398] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 239.355588] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 239.374597] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 239.382347] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 239.389646] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 239.396928] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 239.404207] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 239.411485] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 239.418815] ? trace_hardirqs_on+0x9a/0x310 [ 239.423158] ? trace_hardirqs_on+0xb4/0x310 [ 239.427504] retint_kernel+0x1b/0x2d [ 239.431224] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 239.436501] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 239.455410] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 239.463129] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 239.470405] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 239.477676] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 239.484942] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 239.492210] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 239.499499] ? trace_hardirqs_on+0x9a/0x310 [ 239.503827] ? arch_local_irq_restore+0x45/0x52 [ 239.508505] dump_stack+0x26a/0x2b4 [ 239.512138] ? dump_stack_print_info.cold.2+0x52/0x52 [ 239.517333] ? mark_held_locks+0x130/0x130 [ 239.521566] ? mark_held_locks+0x130/0x130 [ 239.525802] dump_header+0x27b/0xf72 [ 239.529515] ? rcu_read_unlock+0x16/0x60 [ 239.533577] ? pagefault_out_of_memory+0x197/0x197 [ 239.538511] ? mark_held_locks+0x130/0x130 [ 239.542748] ? percpu_ref_put_many+0x13e/0x260 [ 239.547339] ? mem_cgroup_charge_statistics+0x780/0x780 [ 239.552711] ? mem_cgroup_iter+0x1f7/0x1160 [ 239.557034] ? mark_held_locks+0x130/0x130 [ 239.561278] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.566814] ? task_will_free_mem+0x239/0xb30 [ 239.571321] ? ___ratelimit+0x36f/0x655 [ 239.575301] ? lock_downgrade+0x900/0x900 [ 239.579450] ? trace_hardirqs_on+0xbd/0x310 [ 239.583766] ? kasan_check_read+0x11/0x20 [ 239.587940] ? ___ratelimit+0x36f/0x655 [ 239.591915] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 239.597361] ? trace_hardirqs_on+0x310/0x310 [ 239.601769] ? lock_downgrade+0x900/0x900 [ 239.605919] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 239.611023] ? ___ratelimit+0xaa/0x655 [ 239.614915] ? idr_get_free+0xec0/0xec0 [ 239.618885] ? kasan_check_write+0x14/0x20 [ 239.623123] ? do_raw_spin_lock+0xc1/0x200 [ 239.627366] oom_kill_process.cold.27+0x10/0x903 [ 239.632124] ? _raw_spin_unlock+0x2c/0x50 [ 239.636271] ? oom_badness+0xe6/0xaa0 [ 239.640074] ? oom_evaluate_task+0x540/0x540 [ 239.644491] ? shrink_node+0x16b0/0x16b0 [ 239.648557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.654124] ? oom_unkillable_task+0x383/0x580 [ 239.658724] ? out_of_memory+0x974/0x1430 [ 239.662881] ? lock_downgrade+0x900/0x900 [ 239.667047] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 239.672862] ? __cpuset_node_allowed+0x19b/0x660 [ 239.677645] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 239.683209] ? oom_evaluate_task+0x302/0x540 [ 239.687645] out_of_memory+0xa84/0x1430 [ 239.691652] ? oom_killer_disable+0x3a0/0x3a0 [ 239.696166] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 239.701117] ? __mutex_add_waiter+0x2a0/0x2a0 [ 239.705635] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 239.710667] ? find_next_bit+0x104/0x130 [ 239.714756] __alloc_pages_slowpath+0x2318/0x2d80 [ 239.719648] ? warn_alloc+0x120/0x120 [ 239.723463] ? __radix_tree_lookup+0x4c0/0x4c0 [ 239.728063] ? mark_held_locks+0x130/0x130 [ 239.732314] ? find_get_entry+0x2f2/0xc40 [ 239.736480] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 239.741423] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.746973] ? should_fail+0x22d/0xd01 [ 239.750880] ? ___might_sleep+0x1ed/0x300 [ 239.755042] ? lock_release+0x970/0x970 [ 239.759035] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 239.764160] ? __might_sleep+0x95/0x190 [ 239.768152] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 239.773008] ? free_one_page+0xcae/0x1700 [ 239.777181] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 239.782311] ? lock_downgrade+0x900/0x900 [ 239.786480] ? ___might_sleep+0x1ed/0x300 [ 239.790637] ? lock_release+0x970/0x970 [ 239.794629] ? arch_local_save_flags+0x40/0x40 [ 239.799251] ? _raw_spin_unlock+0x2c/0x50 [ 239.803412] ? free_one_page+0xcae/0x1700 [ 239.807587] ? __might_sleep+0x95/0x190 [ 239.811597] __alloc_pages_nodemask+0xa80/0xde0 [ 239.816319] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 239.821358] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 239.827181] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 239.831898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 239.837458] ? __do_page_cache_readahead+0x7ce/0x980 [ 239.842592] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 239.848151] alloc_pages_current+0x10c/0x210 [ 239.852572] ? lock_downgrade+0x900/0x900 [ 239.856738] __page_cache_alloc+0x38f/0x5b0 [ 239.861076] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 239.866894] ? ext4_filemap_fault+0x82/0xad [ 239.871233] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 239.875921] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 239.881490] ? check_preemption_disabled+0x48/0x200 [ 239.886534] filemap_fault+0x1594/0x25f0 [ 239.890644] ? __lock_page_or_retry+0xa00/0xa00 [ 239.895332] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 239.901150] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 239.905939] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 239.910743] ? filemap_map_pages+0xdea/0x1980 [ 239.915264] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 239.921076] ? kasan_check_read+0x11/0x20 [ 239.925243] ? find_get_pages_range_tag+0x1320/0x1320 [ 239.930447] ? rcu_bh_qs+0xc0/0xc0 [ 239.933996] ? unwind_dump+0x190/0x190 [ 239.937903] ? is_bpf_text_address+0xd3/0x170 [ 239.942413] ? __kernel_text_address+0xd/0x40 [ 239.946924] ? unwind_get_return_address+0x61/0xa0 [ 239.952398] ? __save_stack_trace+0x8d/0xf0 [ 239.956733] ? lock_acquire+0x1ed/0x520 [ 239.960712] ? ext4_filemap_fault+0x7a/0xad [ 239.965043] ? lock_release+0x970/0x970 [ 239.969020] ? arch_local_save_flags+0x40/0x40 [ 239.973603] ? save_stack+0x43/0xd0 [ 239.977237] ? __kasan_slab_free+0x102/0x150 [ 239.981648] ? kasan_slab_free+0xe/0x10 [ 239.985627] ? kfree+0xcf/0x230 [ 239.988909] ? do_syslog+0x1474/0x1690 [ 239.992802] ? kmsg_read+0x8f/0xc0 [ 239.996349] ? proc_reg_read+0x2a3/0x3d0 [ 240.000408] ? __vfs_read+0x117/0x9b0 [ 240.004217] ? down_read+0xb0/0x1d0 [ 240.007840] ? ext4_filemap_fault+0x7a/0xad [ 240.012164] ? __down_interruptible+0x700/0x700 [ 240.016828] ? kasan_check_write+0x14/0x20 [ 240.021068] ? trace_hardirqs_off+0xb8/0x310 [ 240.025490] ext4_filemap_fault+0x82/0xad [ 240.029659] __do_fault+0x100/0x6b0 [ 240.033303] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 240.038767] ? print_bad_pte+0x6c0/0x6c0 [ 240.042835] ? __kasan_slab_free+0x119/0x150 [ 240.047253] ? pmd_val+0x88/0x100 [ 240.050705] ? add_mm_counter_fast+0xd0/0xd0 [ 240.055112] ? pmd_val+0x88/0x100 [ 240.058568] ? add_mm_counter_fast+0xd0/0xd0 [ 240.062982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.068524] __handle_mm_fault+0x3709/0x53e0 [ 240.072937] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 240.077788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.083334] ? unuse_pde+0x40/0x80 [ 240.086874] ? __f_unlock_pos+0x19/0x20 [ 240.090855] ? lock_acquire+0x1ed/0x520 [ 240.094833] ? handle_mm_fault+0x42a/0xc70 [ 240.099069] ? lock_downgrade+0x900/0x900 [ 240.103219] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 240.109017] ? __do_page_fault+0x67d/0xed0 [ 240.113252] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 240.118704] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.124245] ? check_preemption_disabled+0x48/0x200 [ 240.129267] handle_mm_fault+0x54f/0xc70 [ 240.133350] ? __handle_mm_fault+0x53e0/0x53e0 [ 240.137935] ? find_vma+0x34/0x190 [ 240.141488] __do_page_fault+0x67d/0xed0 [ 240.145555] ? mm_fault_error+0x380/0x380 [ 240.149704] ? trace_hardirqs_off+0xb8/0x310 [ 240.154130] ? trace_hardirqs_on+0x310/0x310 [ 240.158632] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 240.163998] ? trace_hardirqs_on+0x310/0x310 [ 240.168411] do_page_fault+0xf2/0x7e0 [ 240.172211] ? vmalloc_sync_all+0x30/0x30 [ 240.176366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.181904] ? error_entry+0x70/0xd0 [ 240.185642] ? trace_hardirqs_off_caller+0xbb/0x310 [ 240.190669] ? trace_hardirqs_on_caller+0xc0/0x310 [ 240.195599] ? syscall_return_slowpath+0x5e0/0x5e0 [ 240.200531] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 240.205375] ? trace_hardirqs_on_caller+0x310/0x310 [ 240.210393] ? trace_hardirqs_off+0x310/0x310 [ 240.214901] ? prepare_exit_to_usermode+0x291/0x3b0 [ 240.219916] ? page_fault+0x8/0x30 [ 240.223462] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 240.228308] ? page_fault+0x8/0x30 [ 240.231866] page_fault+0x1e/0x30 [ 240.235329] RIP: 0033:0x7f55b1a571fd [ 240.239051] Code: Bad RIP value. [ 240.242413] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 240.247782] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 240.255060] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 240.262342] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 240.269628] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 240.276909] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 240.284225] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 240.284285] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 240.291427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.291431] Call Trace: [ 240.291437] [ 240.291459] dump_stack+0x1c4/0x2b4 [ 240.291482] ? dump_stack_print_info.cold.2+0x52/0x52 [ 240.298040] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 240.307325] warn_alloc.cold.119+0xb7/0x1bd [ 240.309897] rsyslogd cpuset= [ 240.312046] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 240.315667] / [ 240.320865] ? lock_downgrade+0x900/0x900 [ 240.330892] mems_allowed=0 [ 240.335210] ? trace_hardirqs_off+0xb8/0x310 [ 240.356185] ? trace_hardirqs_off+0xb8/0x310 [ 240.360634] __alloc_pages_slowpath+0x2667/0x2d80 [ 240.365517] ? warn_alloc+0x120/0x120 [ 240.369338] ? warn_alloc+0x120/0x120 [ 240.373168] ? warn_alloc+0x120/0x120 [ 240.377009] ? mark_held_locks+0x130/0x130 [ 240.381263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.386808] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.392345] ? should_fail+0x22d/0xd01 [ 240.396238] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 240.401340] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.406879] ? should_fail+0x22d/0xd01 [ 240.410769] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 240.415870] ? should_fail+0x22d/0xd01 [ 240.419768] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 240.424872] ? mark_held_locks+0x130/0x130 [ 240.429108] ? mark_held_locks+0x130/0x130 [ 240.433348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.438887] ? trace_hardirqs_off+0xb8/0x310 [ 240.443295] ? kasan_check_read+0x11/0x20 [ 240.447452] ? do_raw_spin_unlock+0xa7/0x2f0 [ 240.451863] ? trace_hardirqs_on+0x310/0x310 [ 240.456293] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.461829] ? wq_watchdog_touch+0x9c/0xfe [ 240.466066] ? io_serial_in+0x11/0x90 [ 240.469869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.475409] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 240.480522] __alloc_pages_nodemask+0xa80/0xde0 [ 240.485189] ? should_fail+0x22d/0xd01 [ 240.489083] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 240.494135] ? ____cache_alloc_node+0x1c7/0x1e0 [ 240.498808] ? lock_downgrade+0x900/0x900 [ 240.502968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.508520] cache_grow_begin+0x91/0x8c0 [ 240.512589] ? do_raw_spin_unlock+0xa7/0x2f0 [ 240.517003] fallback_alloc+0x203/0x2e0 [ 240.520981] ____cache_alloc_node+0x1c7/0x1e0 [ 240.525483] kmem_cache_alloc_node+0xe3/0x730 [ 240.529995] ? ipv6_get_ifaddr+0x42e/0x620 [ 240.534255] __alloc_skb+0x119/0x770 [ 240.537981] ? skb_scrub_packet+0x490/0x490 [ 240.542307] ? lock_downgrade+0x900/0x900 [ 240.546462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.551997] ? refcount_sub_and_test_checked+0x203/0x310 [ 240.557454] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 240.562912] ? addrconf_rs_timer+0x690/0x690 [ 240.567330] ndisc_alloc_skb+0x144/0x340 [ 240.571400] ndisc_send_rs+0x331/0x6e0 [ 240.575293] addrconf_rs_timer+0x314/0x690 [ 240.579529] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.583773] call_timer_fn+0x272/0x920 [ 240.587665] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.591910] ? process_timeout+0x40/0x40 [ 240.595970] ? trace_hardirqs_off+0xb8/0x310 [ 240.600378] ? kasan_check_read+0x11/0x20 [ 240.604540] ? do_raw_spin_unlock+0xa7/0x2f0 [ 240.608961] ? trace_hardirqs_on+0x310/0x310 [ 240.613377] ? __run_timers+0x7da/0xc70 [ 240.617357] ? lock_downgrade+0x900/0x900 [ 240.621522] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 240.626655] ? trace_hardirqs_on+0xbd/0x310 [ 240.630993] ? kasan_check_read+0x11/0x20 [ 240.635157] ? __run_timers+0x7da/0xc70 [ 240.639157] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 240.644629] ? kasan_check_write+0x14/0x20 [ 240.648881] ? do_raw_spin_lock+0xc1/0x200 [ 240.653228] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 240.657487] __run_timers+0x7e5/0xc70 [ 240.661322] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 240.666712] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 240.671751] ? timerqueue_add+0x207/0x2b0 [ 240.675923] ? enqueue_hrtimer+0x1a5/0x560 [ 240.680178] ? lock_release+0x970/0x970 [ 240.684179] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 240.689397] ? kasan_check_write+0x14/0x20 [ 240.693661] ? pvclock_read_flags+0x160/0x160 [ 240.698178] ? lock_downgrade+0x900/0x900 [ 240.702351] ? trace_hardirqs_on+0xbd/0x310 [ 240.706691] ? kvm_sched_clock_read+0x9/0x20 [ 240.711124] ? irq_exit+0x17f/0x1c0 [ 240.714765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.720331] ? check_preemption_disabled+0x48/0x200 [ 240.725370] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.730937] run_timer_softirq+0x52/0xb0 [ 240.735014] ? __this_cpu_preempt_check+0x1c/0x1f [ 240.739870] __do_softirq+0x30b/0xad8 [ 240.743692] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 240.748814] ? pvclock_read_flags+0x160/0x160 [ 240.753322] ? lapic_next_event+0x5a/0x90 [ 240.757485] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.763039] ? clockevents_program_event+0x140/0x370 [ 240.768165] ? kvm_clock_read+0x18/0x30 [ 240.772156] ? kvm_sched_clock_read+0x9/0x20 [ 240.776579] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.782139] ? check_preemption_disabled+0x48/0x200 [ 240.787176] irq_exit+0x17f/0x1c0 [ 240.790636] smp_apic_timer_interrupt+0x1cb/0x760 [ 240.795478] ? smp_reschedule_interrupt+0x109/0x650 [ 240.800492] ? smp_call_function_single_interrupt+0x650/0x650 [ 240.806376] ? interrupt_entry+0xb5/0xf0 [ 240.810437] ? trace_hardirqs_off_caller+0xbb/0x310 [ 240.815452] ? trace_hardirqs_off_caller+0xbb/0x310 [ 240.820498] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 240.825359] ? trace_hardirqs_on_caller+0x310/0x310 [ 240.830394] ? trace_hardirqs_on_caller+0x310/0x310 [ 240.835433] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.841006] ? check_preemption_disabled+0x48/0x200 [ 240.846043] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 240.851605] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 240.856466] apic_timer_interrupt+0xf/0x20 [ 240.860692] [ 240.862930] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 240.867859] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 240.886857] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 240.894589] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 240.901865] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 240.909146] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 240.916424] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 240.923701] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 240.930995] ? trace_hardirqs_on+0xb4/0x310 [ 240.935367] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 240.940940] skb_clone+0x1bb/0x500 [ 240.944493] ? finish_task_switch+0x1b5/0x900 [ 240.949086] ? skb_split+0x11e0/0x11e0 [ 240.952994] ? preempt_notifier_register+0x200/0x200 [ 240.958116] ? __switch_to_asm+0x34/0x70 [ 240.962195] ? __switch_to_asm+0x34/0x70 [ 240.966443] ? __switch_to_asm+0x40/0x70 [ 240.970518] ? __switch_to_asm+0x34/0x70 [ 240.974589] ? __switch_to_asm+0x40/0x70 [ 240.978662] ? __switch_to_asm+0x34/0x70 [ 240.982733] ? __switch_to_asm+0x40/0x70 [ 240.986808] ? __switch_to_asm+0x34/0x70 [ 240.990882] ? __switch_to_asm+0x34/0x70 [ 240.994962] ? __switch_to_asm+0x40/0x70 [ 240.999030] ? __switch_to_asm+0x34/0x70 [ 241.003108] bpf_clone_redirect+0xb9/0x490 [ 241.007358] ? __schedule+0x874/0x1ed0 [ 241.011248] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 241.016277] ? __sched_text_start+0x8/0x8 [ 241.020434] ? retint_kernel+0x2d/0x2d [ 241.024324] ? trace_hardirqs_on_caller+0xc0/0x310 [ 241.029262] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 241.034023] ? trace_hardirqs_off+0x310/0x310 [ 241.038523] ? bpf_test_run+0x1fc/0x5a0 [ 241.042506] ? lock_acquire+0x1ed/0x520 [ 241.046481] ? bpf_test_run+0x32e/0x5a0 [ 241.050466] ? lock_release+0x970/0x970 [ 241.054441] ? preempt_schedule+0x4d/0x60 [ 241.058596] ? preempt_schedule_common+0x1f/0xd0 [ 241.063891] ? preempt_schedule+0x4d/0x60 [ 241.068050] ? ___preempt_schedule+0x16/0x18 [ 241.072466] ? bpf_test_run+0x1c0/0x5a0 [ 241.076448] ? netlink_diag_dump+0x2a0/0x2a0 [ 241.080859] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.086395] ? bpf_test_init.isra.9+0x70/0x100 [ 241.090981] ? bpf_prog_test_run_skb+0x634/0xb40 [ 241.095748] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 241.100593] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 241.106149] ? fput+0x130/0x1a0 [ 241.109434] ? __bpf_prog_get+0x9b/0x290 [ 241.113503] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 241.118349] ? bpf_prog_test_run+0x130/0x1a0 [ 241.122852] ? __x64_sys_bpf+0x3d8/0x510 [ 241.126915] ? bpf_prog_get+0x20/0x20 [ 241.130733] ? do_syscall_64+0x1b9/0x820 [ 241.134794] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 241.140171] ? syscall_return_slowpath+0x5e0/0x5e0 [ 241.145124] ? trace_hardirqs_on_caller+0x310/0x310 [ 241.150158] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 241.155183] ? recalc_sigpending_tsk+0x180/0x180 [ 241.159947] ? kasan_check_write+0x14/0x20 [ 241.164187] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.169038] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 241.174408] warn_alloc_show_mem: 1 callbacks suppressed [ 241.174421] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 241.174423] Mem-Info: [ 241.174454] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 241.174454] active_file:15 inactive_file:16 isolated_file:0 [ 241.174454] unevictable:0 dirty:0 writeback:0 unstable:0 [ 241.174454] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 241.174454] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 241.174454] free:13758 free_pcp:319 free_cma:0 [ 241.179800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 241.186562] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 241.188962] Call Trace: [ 241.221842] Node 0 [ 241.231199] [ 241.258894] 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 [ 241.261462] dump_stack+0x1c4/0x2b4 [ 241.263667] lowmem_reserve[]: [ 241.265820] ? dump_stack_print_info.cold.2+0x52/0x52 [ 241.291297] 0 2819 [ 241.294956] warn_alloc.cold.119+0xb7/0x1bd [ 241.298028] 6323 [ 241.303219] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 241.305435] 6323 [ 241.309758] ? lock_downgrade+0x900/0x900 [ 241.316653] ? trace_hardirqs_off+0xb8/0x310 [ 241.318686] Node 0 [ 241.322839] ? trace_hardirqs_off+0xb8/0x310 [ 241.327245] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 241.329457] __alloc_pages_slowpath+0x2667/0x2d80 [ 241.333836] lowmem_reserve[]: [ 241.360577] ? warn_alloc+0x120/0x120 [ 241.365380] 0 [ 241.368484] ? trace_hardirqs_on+0x310/0x310 [ 241.372254] 0 [ 241.374056] ? warn_alloc+0x120/0x120 [ 241.378441] 3503 [ 241.380244] ? warn_alloc+0x120/0x120 [ 241.384017] 3503 [ 241.386078] ? ktime_get+0x2e1/0x440 [ 241.391911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.395598] Node 0 [ 241.401143] ? check_preemption_disabled+0x48/0x200 [ 241.401176] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 241.401184] lowmem_reserve[]: [ 241.403417] ? kasan_check_read+0x11/0x20 [ 241.408414] 0 [ 241.436880] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.439980] 0 [ 241.444141] ? should_fail+0x22d/0xd01 [ 241.445914] 0 [ 241.451486] ? rcu_bh_qs+0xc0/0xc0 [ 241.453265] 0 [ 241.457159] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 241.462480] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 241.464256] Node 0 [ 241.469360] ? should_fail+0x22d/0xd01 [ 241.474869] DMA: [ 241.477112] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 241.480977] 1*4kB [ 241.483036] ? should_fail+0x22d/0xd01 [ 241.488131] (U) [ 241.490288] ? rcu_idle_enter+0x4b0/0x4b0 [ 241.494144] 0*8kB 0*16kB [ 241.496136] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 241.500257] 1*32kB [ 241.503012] ? mark_held_locks+0x130/0x130 [ 241.508085] (U) [ 241.510323] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.514536] 2*64kB [ 241.516507] ? mark_held_locks+0x130/0x130 [ 241.522017] (U) [ 241.524253] ? rcu_irq_exit+0xce/0x100 [ 241.528460] 1*128kB [ 241.530432] ? irq_exit+0xbd/0x1c0 [ 241.534378] (U) [ 241.536700] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 241.540216] 1*256kB [ 241.542189] ? do_raw_spin_unlock+0xa7/0x2f0 [ 241.547177] (U) [ 241.549506] ? smp_call_function_single_interrupt+0x650/0x650 [ 241.553886] 0*512kB [ 241.555858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.561723] 1*1024kB [ 241.564060] ? ret_from_intr+0xb/0x1e [ 241.569573] (U) [ 241.571996] ? retint_kernel+0x2d/0x2d [ 241.575774] 1*2048kB [ 241.577754] ? trace_hardirqs_on_caller+0xc0/0x310 [ 241.581623] (M) [ 241.584042] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 241.588949] 3*4096kB [ 241.590931] ? trace_hardirqs_off+0x310/0x310 [ 241.595667] (M) [ 241.598087] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 241.602562] = 15908kB [ 241.602572] Node 0 [ 241.604565] __alloc_pages_nodemask+0xa80/0xde0 [ 241.609634] DMA32: 4*4kB [ 241.612070] ? should_fail+0x22d/0xd01 [ 241.614288] (M) [ 241.618964] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 241.621702] 1*8kB [ 241.625606] ? ____cache_alloc_node+0x1c7/0x1e0 [ 241.627543] (U) [ 241.632580] ? lock_downgrade+0x900/0x900 [ 241.634698] 2*16kB (M) 2*32kB [ 241.639397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.641349] (M) [ 241.645502] cache_grow_begin+0x91/0x8c0 [ 241.648671] 4*64kB [ 241.654214] ? do_raw_spin_unlock+0xa7/0x2f0 [ 241.656159] (M) [ 241.660245] fallback_alloc+0x203/0x2e0 [ 241.662454] 4*128kB [ 241.666961] ____cache_alloc_node+0x1c7/0x1e0 [ 241.668914] (UM) [ 241.672925] kmem_cache_alloc_node+0xe3/0x730 [ 241.675221] 3*256kB (M) [ 241.679737] ? ipv6_get_ifaddr+0x42e/0x620 [ 241.681779] 4*512kB [ 241.686277] __alloc_skb+0x119/0x770 [ 241.688931] (UM) [ 241.693270] ? skb_scrub_packet+0x490/0x490 [ 241.695572] 3*1024kB [ 241.699322] ? lock_downgrade+0x900/0x900 [ 241.701368] (UM) [ 241.705700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.708101] 3*2048kB [ 241.712270] ? refcount_sub_and_test_checked+0x203/0x310 [ 241.714311] (M) [ 241.719867] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 241.722261] 3*4096kB [ 241.727729] ? addrconf_rs_timer+0x690/0x690 [ 241.729691] (M) [ 241.735156] ndisc_alloc_skb+0x144/0x340 [ 241.737540] = 25208kB [ 241.737549] Node 0 [ 241.741966] ndisc_send_rs+0x331/0x6e0 [ 241.743920] Normal: [ 241.747980] addrconf_rs_timer+0x314/0x690 [ 241.750366] 853*4kB [ 241.752605] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 241.756471] (UMEH) [ 241.758808] call_timer_fn+0x272/0x920 [ 241.763019] 371*8kB [ 241.765350] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 241.769573] (UME) [ 241.771827] ? process_timeout+0x40/0x40 [ 241.775698] 193*16kB [ 241.778037] ? trace_hardirqs_off+0xb8/0x310 [ 241.782253] (UME) [ 241.784422] ? kasan_check_read+0x11/0x20 [ 241.788471] 70*32kB [ 241.790907] ? do_raw_spin_unlock+0xa7/0x2f0 [ 241.795300] (UMEH) [ 241.797465] ? trace_hardirqs_on+0x310/0x310 [ 241.801588] 27*64kB [ 241.803926] ? __run_timers+0x7da/0xc70 [ 241.808311] (UMH) [ 241.810560] ? lock_downgrade+0x900/0x900 [ 241.814942] 4*128kB [ 241.817263] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 241.821208] (UM) [ 241.823362] ? trace_hardirqs_on+0xbd/0x310 [ 241.827488] 0*256kB [ 241.829813] ? kasan_check_read+0x11/0x20 [ 241.834891] 0*512kB [ 241.836953] ? __run_timers+0x7da/0xc70 [ 241.841249] 0*1024kB 0*2048kB [ 241.843599] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 241.847719] 0*4096kB [ 241.850044] ? kasan_check_write+0x14/0x20 [ 241.853986] = 13948kB [ 241.854001] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 241.857189] ? do_raw_spin_lock+0xc1/0x200 [ 241.862626] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 241.865038] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 241.869244] 660 total pagecache pages [ 241.871661] __run_timers+0x7e5/0xc70 [ 241.880473] 0 pages in swap cache [ 241.884744] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 241.893315] Swap cache stats: add 0, delete 0, find 0/0 [ 241.897565] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 241.901352] Free swap = 0kB [ 241.905165] ? timerqueue_add+0x207/0x2b0 [ 241.908591] Total swap = 0kB [ 241.913954] ? enqueue_hrtimer+0x1a5/0x560 [ 241.919296] 1965979 pages RAM [ 241.924346] ? lock_release+0x970/0x970 [ 241.927347] 0 pages HighMem/MovableOnly [ 241.931490] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 241.934489] 342307 pages reserved [ 241.934498] 0 pages cma reserved [ 241.938728] ? kasan_check_write+0x14/0x20 [ 241.941866] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 241.945799] ? pvclock_read_flags+0x160/0x160 [ 241.945815] ? lock_downgrade+0x900/0x900 [ 241.945836] ? trace_hardirqs_on+0xbd/0x310 [ 241.949838] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 241.955518] ? kvm_sched_clock_read+0x9/0x20 [ 241.958949] syz-executor2 cpuset= [ 241.962337] ? irq_exit+0x17f/0x1c0 [ 241.966522] syz2 [ 241.973015] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 241.977484] mems_allowed=0 [ 241.981632] ? check_preemption_disabled+0x48/0x200 [ 242.023241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.028797] run_timer_softirq+0x52/0xb0 [ 242.032867] ? __this_cpu_preempt_check+0x1c/0x1f [ 242.037809] __do_softirq+0x30b/0xad8 [ 242.041627] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 242.046742] ? pvclock_read_flags+0x160/0x160 [ 242.051243] ? lapic_next_event+0x5a/0x90 [ 242.055404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.060952] ? clockevents_program_event+0x140/0x370 [ 242.066064] ? kvm_clock_read+0x18/0x30 [ 242.070045] ? kvm_sched_clock_read+0x9/0x20 [ 242.074472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.080016] ? check_preemption_disabled+0x48/0x200 [ 242.085047] irq_exit+0x17f/0x1c0 [ 242.088504] smp_apic_timer_interrupt+0x1cb/0x760 [ 242.093343] ? smp_reschedule_interrupt+0x109/0x650 [ 242.098362] ? smp_call_function_single_interrupt+0x650/0x650 [ 242.104245] ? interrupt_entry+0xb5/0xf0 [ 242.108308] ? trace_hardirqs_off_caller+0xbb/0x310 [ 242.113409] ? trace_hardirqs_off_caller+0xbb/0x310 [ 242.118428] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 242.123268] ? trace_hardirqs_on_caller+0x310/0x310 [ 242.128293] ? trace_hardirqs_on_caller+0x310/0x310 [ 242.133320] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.138872] ? check_preemption_disabled+0x48/0x200 [ 242.143911] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 242.148802] apic_timer_interrupt+0xf/0x20 [ 242.153032] [ 242.155276] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 242.160474] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 242.179385] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 242.187153] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 242.194432] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 242.201711] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 242.208990] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 242.216268] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 242.223568] ? trace_hardirqs_on+0x9a/0x310 [ 242.227901] ? trace_hardirqs_on+0xb4/0x310 [ 242.232252] retint_kernel+0x1b/0x2d [ 242.235985] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 242.241286] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 242.260284] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 242.268009] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 242.275284] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 242.282562] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 242.289843] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 242.297121] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 242.304422] ? trace_hardirqs_on+0x9a/0x310 [ 242.308757] ? arch_local_irq_restore+0x45/0x52 [ 242.313453] dump_stack+0x26a/0x2b4 [ 242.317098] ? dump_stack_print_info.cold.2+0x52/0x52 [ 242.322297] ? mark_held_locks+0x130/0x130 [ 242.326534] ? mark_held_locks+0x130/0x130 [ 242.330779] dump_header+0x27b/0xf72 [ 242.334502] ? rcu_read_unlock+0x16/0x60 [ 242.338580] ? pagefault_out_of_memory+0x197/0x197 [ 242.343532] ? mark_held_locks+0x130/0x130 [ 242.347775] ? percpu_ref_put_many+0x13e/0x260 [ 242.352369] ? mem_cgroup_charge_statistics+0x780/0x780 [ 242.357761] ? mem_cgroup_iter+0x1f7/0x1160 [ 242.362103] ? mark_held_locks+0x130/0x130 [ 242.366366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.371922] ? task_will_free_mem+0x239/0xb30 [ 242.376445] ? ___ratelimit+0x36f/0x655 [ 242.380434] ? lock_downgrade+0x900/0x900 [ 242.384601] ? trace_hardirqs_on+0xbd/0x310 [ 242.388938] ? kasan_check_read+0x11/0x20 [ 242.393097] ? ___ratelimit+0x36f/0x655 [ 242.397083] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 242.402549] ? trace_hardirqs_on+0x310/0x310 [ 242.406980] ? lock_downgrade+0x900/0x900 [ 242.411144] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 242.416270] ? ___ratelimit+0xaa/0x655 [ 242.420173] ? idr_get_free+0xec0/0xec0 [ 242.424169] ? kasan_check_write+0x14/0x20 [ 242.428423] ? do_raw_spin_lock+0xc1/0x200 [ 242.432682] oom_kill_process.cold.27+0x10/0x903 [ 242.437462] ? _raw_spin_unlock+0x2c/0x50 [ 242.441626] ? oom_badness+0xe6/0xaa0 [ 242.445442] ? oom_evaluate_task+0x540/0x540 [ 242.449855] ? shrink_node+0x16b0/0x16b0 [ 242.453951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.459505] ? oom_unkillable_task+0x383/0x580 [ 242.464127] ? out_of_memory+0x974/0x1430 [ 242.468550] ? lock_downgrade+0x900/0x900 [ 242.472710] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 242.478513] ? __cpuset_node_allowed+0x19b/0x660 [ 242.483280] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 242.488822] ? oom_evaluate_task+0x302/0x540 [ 242.493245] out_of_memory+0xa84/0x1430 [ 242.497237] ? oom_killer_disable+0x3a0/0x3a0 [ 242.501741] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 242.506682] ? __mutex_add_waiter+0x2a0/0x2a0 [ 242.511187] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 242.516218] ? find_next_bit+0x104/0x130 [ 242.520303] __alloc_pages_slowpath+0x2318/0x2d80 [ 242.525185] ? warn_alloc+0x120/0x120 [ 242.528995] ? __radix_tree_lookup+0x4c0/0x4c0 [ 242.533595] ? mark_held_locks+0x130/0x130 [ 242.537854] ? find_get_entry+0x2f2/0xc40 [ 242.542025] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 242.546972] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.552530] ? should_fail+0x22d/0xd01 [ 242.556432] ? ___might_sleep+0x1ed/0x300 [ 242.560599] ? lock_release+0x970/0x970 [ 242.564601] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 242.569735] ? __might_sleep+0x95/0x190 [ 242.573728] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 242.578580] ? free_one_page+0xcae/0x1700 [ 242.582745] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 242.587784] ? lock_downgrade+0x900/0x900 [ 242.591949] ? ___might_sleep+0x1ed/0x300 [ 242.596108] ? lock_release+0x970/0x970 [ 242.600095] ? arch_local_save_flags+0x40/0x40 [ 242.604685] ? _raw_spin_unlock+0x2c/0x50 [ 242.608835] ? free_one_page+0xcae/0x1700 [ 242.613082] ? __might_sleep+0x95/0x190 [ 242.617065] __alloc_pages_nodemask+0xa80/0xde0 [ 242.621745] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 242.626769] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 242.632604] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 242.637296] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.642850] ? __do_page_cache_readahead+0x7ce/0x980 [ 242.647973] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 242.653530] alloc_pages_current+0x10c/0x210 [ 242.657974] ? lock_downgrade+0x900/0x900 [ 242.662143] __page_cache_alloc+0x38f/0x5b0 [ 242.666483] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 242.672298] ? ext4_filemap_fault+0x82/0xad [ 242.676648] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 242.681336] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.686915] ? check_preemption_disabled+0x48/0x200 [ 242.691955] filemap_fault+0x1594/0x25f0 [ 242.696025] ? __lock_page_or_retry+0xa00/0xa00 [ 242.700699] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 242.706509] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 242.711274] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 242.716036] ? filemap_map_pages+0xdea/0x1980 [ 242.720542] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 242.726361] ? kasan_check_read+0x11/0x20 [ 242.730532] ? find_get_pages_range_tag+0x1320/0x1320 [ 242.735744] ? rcu_bh_qs+0xc0/0xc0 [ 242.739299] ? unwind_dump+0x190/0x190 [ 242.743213] ? is_bpf_text_address+0xd3/0x170 [ 242.747754] ? __kernel_text_address+0xd/0x40 [ 242.752255] ? unwind_get_return_address+0x61/0xa0 [ 242.757189] ? __save_stack_trace+0x8d/0xf0 [ 242.761513] ? lock_acquire+0x1ed/0x520 [ 242.765486] ? ext4_filemap_fault+0x7a/0xad [ 242.769808] ? lock_release+0x970/0x970 [ 242.773781] ? arch_local_save_flags+0x40/0x40 [ 242.778358] ? save_stack+0x43/0xd0 [ 242.781990] ? __kasan_slab_free+0x102/0x150 [ 242.786395] ? kasan_slab_free+0xe/0x10 [ 242.790365] ? kfree+0xcf/0x230 [ 242.793645] ? do_syslog+0x1474/0x1690 [ 242.797534] ? kmsg_read+0x8f/0xc0 [ 242.801082] ? proc_reg_read+0x2a3/0x3d0 [ 242.805145] ? __vfs_read+0x117/0x9b0 [ 242.808958] ? down_read+0xb0/0x1d0 [ 242.812581] ? ext4_filemap_fault+0x7a/0xad [ 242.816906] ? __down_interruptible+0x700/0x700 [ 242.821570] ? kasan_check_write+0x14/0x20 [ 242.825804] ? trace_hardirqs_off+0xb8/0x310 [ 242.830219] ext4_filemap_fault+0x82/0xad [ 242.834371] __do_fault+0x100/0x6b0 [ 242.838002] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 242.843454] ? print_bad_pte+0x6c0/0x6c0 [ 242.847513] ? __kasan_slab_free+0x119/0x150 [ 242.851921] ? pmd_val+0x88/0x100 [ 242.855372] ? add_mm_counter_fast+0xd0/0xd0 [ 242.859781] ? pmd_val+0x88/0x100 [ 242.863237] ? add_mm_counter_fast+0xd0/0xd0 [ 242.867653] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.873199] __handle_mm_fault+0x3709/0x53e0 [ 242.877626] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 242.882481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.888023] ? unuse_pde+0x40/0x80 [ 242.891581] ? __f_unlock_pos+0x19/0x20 [ 242.895569] ? lock_acquire+0x1ed/0x520 [ 242.899550] ? handle_mm_fault+0x42a/0xc70 [ 242.903790] ? lock_downgrade+0x900/0x900 [ 242.907947] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 242.913750] ? __do_page_fault+0x67d/0xed0 [ 242.917987] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 242.923446] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.928994] ? check_preemption_disabled+0x48/0x200 [ 242.934021] handle_mm_fault+0x54f/0xc70 [ 242.938090] ? __handle_mm_fault+0x53e0/0x53e0 [ 242.942689] ? find_vma+0x34/0x190 [ 242.946246] __do_page_fault+0x67d/0xed0 [ 242.950330] ? mm_fault_error+0x380/0x380 [ 242.954512] ? trace_hardirqs_off+0xb8/0x310 [ 242.958931] ? trace_hardirqs_on+0x310/0x310 [ 242.963362] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 242.968739] ? trace_hardirqs_on+0x310/0x310 [ 242.973158] do_page_fault+0xf2/0x7e0 [ 242.976970] ? vmalloc_sync_all+0x30/0x30 [ 242.981133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.986700] ? error_entry+0x70/0xd0 [ 242.990422] ? trace_hardirqs_off_caller+0xbb/0x310 [ 242.995442] ? trace_hardirqs_on_caller+0xc0/0x310 [ 243.000382] ? syscall_return_slowpath+0x5e0/0x5e0 [ 243.005314] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.010176] ? trace_hardirqs_on_caller+0x310/0x310 [ 243.015191] ? trace_hardirqs_off+0x310/0x310 [ 243.019693] ? prepare_exit_to_usermode+0x291/0x3b0 [ 243.024715] ? page_fault+0x8/0x30 [ 243.028261] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.033109] ? page_fault+0x8/0x30 [ 243.036654] page_fault+0x1e/0x30 [ 243.040103] RIP: 0033:0x7f55b1a571fd [ 243.043823] Code: Bad RIP value. [ 243.047185] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 243.052550] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 243.060030] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 243.067299] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 243.074569] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 243.081845] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 243.089143] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 243.089193] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 243.096348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.096353] Call Trace: [ 243.096359] [ 243.096381] dump_stack+0x1c4/0x2b4 [ 243.096400] ? dump_stack_print_info.cold.2+0x52/0x52 [ 243.102919] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 243.112235] warn_alloc.cold.119+0xb7/0x1bd [ 243.114791] rsyslogd cpuset= [ 243.116942] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 243.120546] / [ 243.125736] ? lock_downgrade+0x900/0x900 [ 243.135766] mems_allowed=0 [ 243.140087] ? trace_hardirqs_off+0xb8/0x310 [ 243.161062] ? trace_hardirqs_off+0xb8/0x310 [ 243.165480] __alloc_pages_slowpath+0x2667/0x2d80 [ 243.170354] ? warn_alloc+0x120/0x120 [ 243.174161] ? warn_alloc+0x120/0x120 [ 243.177969] ? warn_alloc+0x120/0x120 [ 243.181773] ? mark_held_locks+0x130/0x130 [ 243.186018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.191557] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.197117] ? should_fail+0x22d/0xd01 [ 243.201008] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.206118] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.211657] ? should_fail+0x22d/0xd01 [ 243.215546] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.220649] ? should_fail+0x22d/0xd01 [ 243.224550] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.229664] ? mark_held_locks+0x130/0x130 [ 243.233904] ? mark_held_locks+0x130/0x130 [ 243.238142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.243698] ? trace_hardirqs_off+0xb8/0x310 [ 243.248123] ? kasan_check_read+0x11/0x20 [ 243.252283] ? do_raw_spin_unlock+0xa7/0x2f0 [ 243.256709] ? trace_hardirqs_on+0x310/0x310 [ 243.261124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.266680] ? wq_watchdog_touch+0x9c/0xfe [ 243.270928] ? io_serial_in+0x11/0x90 [ 243.274732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.280287] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 243.285424] __alloc_pages_nodemask+0xa80/0xde0 [ 243.290107] ? should_fail+0x22d/0xd01 [ 243.294016] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 243.299058] ? ____cache_alloc_node+0x1c7/0x1e0 [ 243.303746] ? lock_downgrade+0x900/0x900 [ 243.307910] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.313460] cache_grow_begin+0x91/0x8c0 [ 243.317531] ? do_raw_spin_unlock+0xa7/0x2f0 [ 243.321960] fallback_alloc+0x203/0x2e0 [ 243.325948] ____cache_alloc_node+0x1c7/0x1e0 [ 243.330447] kmem_cache_alloc_node+0xe3/0x730 [ 243.334967] ? ipv6_get_ifaddr+0x42e/0x620 [ 243.339219] __alloc_skb+0x119/0x770 [ 243.342941] ? skb_scrub_packet+0x490/0x490 [ 243.347262] ? lock_downgrade+0x900/0x900 [ 243.351430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.356978] ? refcount_sub_and_test_checked+0x203/0x310 [ 243.362457] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 243.367911] ? addrconf_rs_timer+0x690/0x690 [ 243.372339] ndisc_alloc_skb+0x144/0x340 [ 243.376403] ndisc_send_rs+0x331/0x6e0 [ 243.380301] addrconf_rs_timer+0x314/0x690 [ 243.384557] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 243.388805] call_timer_fn+0x272/0x920 [ 243.392698] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 243.396951] ? process_timeout+0x40/0x40 [ 243.401030] ? trace_hardirqs_off+0xb8/0x310 [ 243.405452] ? kasan_check_read+0x11/0x20 [ 243.409637] ? do_raw_spin_unlock+0xa7/0x2f0 [ 243.414064] ? trace_hardirqs_on+0x310/0x310 [ 243.418488] ? __run_timers+0x7da/0xc70 [ 243.422467] ? lock_downgrade+0x900/0x900 [ 243.426624] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 243.431731] ? trace_hardirqs_on+0xbd/0x310 [ 243.436048] ? kasan_check_read+0x11/0x20 [ 243.440203] ? __run_timers+0x7da/0xc70 [ 243.444182] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 243.449639] ? kasan_check_write+0x14/0x20 [ 243.453879] ? do_raw_spin_lock+0xc1/0x200 [ 243.458151] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 243.462398] __run_timers+0x7e5/0xc70 [ 243.466218] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 243.471590] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 243.476629] ? timerqueue_add+0x207/0x2b0 [ 243.480800] ? enqueue_hrtimer+0x1a5/0x560 [ 243.485044] ? lock_release+0x970/0x970 [ 243.489030] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 243.494243] ? kasan_check_write+0x14/0x20 [ 243.498491] ? pvclock_read_flags+0x160/0x160 [ 243.502999] ? lock_downgrade+0x900/0x900 [ 243.507165] ? trace_hardirqs_on+0xbd/0x310 [ 243.511508] ? kvm_sched_clock_read+0x9/0x20 [ 243.515937] ? irq_exit+0x17f/0x1c0 [ 243.519582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.525144] ? check_preemption_disabled+0x48/0x200 [ 243.530180] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.535742] run_timer_softirq+0x52/0xb0 [ 243.539825] ? __this_cpu_preempt_check+0x1c/0x1f [ 243.544692] __do_softirq+0x30b/0xad8 [ 243.548519] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 243.553644] ? pvclock_read_flags+0x160/0x160 [ 243.558158] ? lapic_next_event+0x5a/0x90 [ 243.562335] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.567905] ? clockevents_program_event+0x140/0x370 [ 243.573031] ? kvm_clock_read+0x18/0x30 [ 243.577026] ? kvm_sched_clock_read+0x9/0x20 [ 243.581459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.587060] ? check_preemption_disabled+0x48/0x200 [ 243.592100] irq_exit+0x17f/0x1c0 [ 243.595580] smp_apic_timer_interrupt+0x1cb/0x760 [ 243.600437] ? smp_reschedule_interrupt+0x109/0x650 [ 243.605472] ? smp_call_function_single_interrupt+0x650/0x650 [ 243.611377] ? interrupt_entry+0xb5/0xf0 [ 243.615459] ? trace_hardirqs_off_caller+0xbb/0x310 [ 243.620490] ? trace_hardirqs_off_caller+0xbb/0x310 [ 243.625526] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.630395] ? trace_hardirqs_on_caller+0x310/0x310 [ 243.635441] ? trace_hardirqs_on_caller+0x310/0x310 [ 243.640483] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.646045] ? check_preemption_disabled+0x48/0x200 [ 243.651085] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.656653] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.661524] apic_timer_interrupt+0xf/0x20 [ 243.665761] [ 243.668009] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 243.672954] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 243.691869] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 243.699596] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 243.706876] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 243.714176] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 243.721466] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 243.728746] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 243.736044] ? trace_hardirqs_on+0xb4/0x310 [ 243.740389] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 243.745946] skb_clone+0x1bb/0x500 [ 243.749493] ? finish_task_switch+0x1b5/0x900 [ 243.753994] ? skb_split+0x11e0/0x11e0 [ 243.757893] ? preempt_notifier_register+0x200/0x200 [ 243.763007] ? __switch_to_asm+0x34/0x70 [ 243.767089] ? __switch_to_asm+0x34/0x70 [ 243.771177] ? __switch_to_asm+0x40/0x70 [ 243.775244] ? __switch_to_asm+0x34/0x70 [ 243.779336] ? __switch_to_asm+0x40/0x70 [ 243.783401] ? __switch_to_asm+0x34/0x70 [ 243.787470] ? __switch_to_asm+0x40/0x70 [ 243.791537] ? __switch_to_asm+0x34/0x70 [ 243.795605] ? __switch_to_asm+0x34/0x70 [ 243.799674] ? __switch_to_asm+0x40/0x70 [ 243.803745] ? __switch_to_asm+0x34/0x70 [ 243.807819] bpf_clone_redirect+0xb9/0x490 [ 243.812065] ? __schedule+0x874/0x1ed0 [ 243.815955] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 243.820972] ? __sched_text_start+0x8/0x8 [ 243.825128] ? retint_kernel+0x2d/0x2d [ 243.829017] ? trace_hardirqs_on_caller+0xc0/0x310 [ 243.833950] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 243.838703] ? trace_hardirqs_off+0x310/0x310 [ 243.843201] ? bpf_test_run+0x1fc/0x5a0 [ 243.847186] ? lock_acquire+0x1ed/0x520 [ 243.851164] ? bpf_test_run+0x32e/0x5a0 [ 243.855146] ? lock_release+0x970/0x970 [ 243.859125] ? preempt_schedule+0x4d/0x60 [ 243.863278] ? preempt_schedule_common+0x1f/0xd0 [ 243.868075] ? preempt_schedule+0x4d/0x60 [ 243.872222] ? ___preempt_schedule+0x16/0x18 [ 243.876643] ? bpf_test_run+0x1c0/0x5a0 [ 243.880625] ? netlink_diag_dump+0x2a0/0x2a0 [ 243.885039] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 243.890571] ? bpf_test_init.isra.9+0x70/0x100 [ 243.895193] ? bpf_prog_test_run_skb+0x634/0xb40 [ 243.899957] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 243.904801] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 243.910339] ? fput+0x130/0x1a0 [ 243.913618] ? __bpf_prog_get+0x9b/0x290 [ 243.917684] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 243.922526] ? bpf_prog_test_run+0x130/0x1a0 [ 243.926935] ? __x64_sys_bpf+0x3d8/0x510 [ 243.931002] ? bpf_prog_get+0x20/0x20 [ 243.934817] ? do_syscall_64+0x1b9/0x820 [ 243.938879] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 243.944246] ? syscall_return_slowpath+0x5e0/0x5e0 [ 243.949185] ? trace_hardirqs_on_caller+0x310/0x310 [ 243.954436] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 243.959461] ? recalc_sigpending_tsk+0x180/0x180 [ 243.964222] ? kasan_check_write+0x14/0x20 [ 243.968467] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.973324] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 243.978701] warn_alloc_show_mem: 1 callbacks suppressed [ 243.978715] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 243.978717] Mem-Info: [ 243.978752] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 243.978752] active_file:15 inactive_file:16 isolated_file:0 [ 243.978752] unevictable:0 dirty:0 writeback:0 unstable:0 [ 243.978752] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 243.978752] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 243.978752] free:13758 free_pcp:319 free_cma:0 [ 243.984102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.990876] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 243.993279] Call Trace: [ 244.026158] Node 0 [ 244.035514] [ 244.063208] 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 [ 244.065775] dump_stack+0x1c4/0x2b4 [ 244.067985] lowmem_reserve[]: [ 244.070139] ? dump_stack_print_info.cold.2+0x52/0x52 [ 244.070162] warn_alloc.cold.119+0xb7/0x1bd [ 244.095646] 0 [ 244.099278] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 244.102353] 2819 6323 [ 244.107551] ? lock_downgrade+0x900/0x900 [ 244.111848] 6323 [ 244.113652] ? trace_hardirqs_off+0xb8/0x310 [ 244.120957] ? trace_hardirqs_off+0xb8/0x310 [ 244.125081] Node 0 [ 244.127150] __alloc_pages_slowpath+0x2667/0x2d80 [ 244.131557] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 244.135960] ? warn_alloc+0x120/0x120 [ 244.138157] lowmem_reserve[]: [ 244.142997] ? lock_release+0x970/0x970 [ 244.169689] 0 0 [ 244.173512] ? warn_alloc+0x120/0x120 [ 244.176586] 3503 [ 244.180559] ? trace_hardirqs_on+0x310/0x310 [ 244.182508] 3503 [ 244.186304] ? warn_alloc+0x120/0x120 [ 244.192747] ? mark_held_locks+0x130/0x130 [ 244.194784] Node 0 [ 244.198586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.203168] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 244.205379] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.210890] lowmem_reserve[]: [ 244.239360] ? should_fail+0x22d/0xd01 [ 244.244879] 0 [ 244.248166] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.252022] 0 [ 244.253826] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 244.258898] 0 0 [ 244.260709] ? should_fail+0x22d/0xd01 [ 244.268194] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.272057] Node 0 DMA: [ 244.277177] ? should_fail+0x22d/0xd01 [ 244.277201] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.279854] 1*4kB [ 244.283739] ? mark_held_locks+0x130/0x130 [ 244.288817] (U) [ 244.290966] ? mark_held_locks+0x130/0x130 [ 244.295175] 0*8kB [ 244.297146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.301354] 0*16kB [ 244.303503] ? trace_hardirqs_off+0xb8/0x310 [ 244.309015] 1*32kB [ 244.311242] ? kasan_check_read+0x11/0x20 [ 244.311260] ? do_raw_spin_unlock+0xa7/0x2f0 [ 244.315646] (U) [ 244.317882] ? trace_hardirqs_on+0x310/0x310 [ 244.322002] 2*64kB (U) [ 244.326434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.328382] 1*128kB [ 244.332796] ? wq_watchdog_touch+0x9c/0xfe [ 244.335358] (U) [ 244.340894] ? io_serial_in+0x11/0x90 [ 244.343190] 1*256kB (U) [ 244.347431] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.349380] 0*512kB 1*1024kB [ 244.353188] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 244.355829] (U) [ 244.361365] __alloc_pages_nodemask+0xa80/0xde0 [ 244.364439] 1*2048kB (M) [ 244.369550] ? should_fail+0x22d/0xd01 [ 244.371498] 3*4096kB (M) [ 244.376176] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 244.378907] = 15908kB [ 244.382798] ? ____cache_alloc_node+0x1c7/0x1e0 [ 244.385523] Node 0 [ 244.390535] ? lock_downgrade+0x900/0x900 [ 244.392927] DMA32: [ 244.397597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.399808] 4*4kB [ 244.403954] cache_grow_begin+0x91/0x8c0 [ 244.406163] (M) [ 244.411701] ? do_raw_spin_unlock+0xa7/0x2f0 [ 244.413828] 1*8kB [ 244.417890] fallback_alloc+0x203/0x2e0 [ 244.419839] (U) [ 244.424253] ____cache_alloc_node+0x1c7/0x1e0 [ 244.426379] 2*16kB [ 244.430361] kmem_cache_alloc_node+0xe3/0x730 [ 244.432310] (M) [ 244.436827] ? ipv6_get_ifaddr+0x42e/0x620 [ 244.439043] 2*32kB [ 244.443545] __alloc_skb+0x119/0x770 [ 244.445493] (M) [ 244.449737] ? skb_scrub_packet+0x490/0x490 [ 244.451953] 4*64kB [ 244.455671] ? lock_downgrade+0x900/0x900 [ 244.457617] (M) 4*128kB [ 244.461960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.464174] (UM) [ 244.468349] ? refcount_sub_and_test_checked+0x203/0x310 [ 244.471003] 3*256kB [ 244.476555] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 244.478594] (M) [ 244.484057] ? addrconf_rs_timer+0x690/0x690 [ 244.486359] 4*512kB [ 244.491822] ndisc_alloc_skb+0x144/0x340 [ 244.493771] (UM) [ 244.498185] ndisc_send_rs+0x331/0x6e0 [ 244.500514] 3*1024kB [ 244.504589] addrconf_rs_timer+0x314/0x690 [ 244.506615] (UM) 3*2048kB [ 244.510522] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.512905] (M) [ 244.517147] call_timer_fn+0x272/0x920 [ 244.519963] 3*4096kB [ 244.524197] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.526145] (M) [ 244.530042] ? process_timeout+0x40/0x40 [ 244.532423] = 25208kB [ 244.536657] ? trace_hardirqs_off+0xb8/0x310 [ 244.538606] Node 0 [ 244.542673] ? kasan_check_read+0x11/0x20 [ 244.545062] Normal: [ 244.549476] ? do_raw_spin_unlock+0xa7/0x2f0 [ 244.551694] 853*4kB [ 244.555844] ? trace_hardirqs_on+0x310/0x310 [ 244.558138] (UMEH) [ 244.562549] ? __run_timers+0x7da/0xc70 [ 244.564851] 371*8kB [ 244.569271] ? lock_downgrade+0x900/0x900 [ 244.571486] (UME) [ 244.575472] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 244.577773] 193*16kB [ 244.581926] ? trace_hardirqs_on+0xbd/0x310 [ 244.584051] (UME) [ 244.589157] ? kasan_check_read+0x11/0x20 [ 244.589176] ? __run_timers+0x7da/0xc70 [ 244.591572] 70*32kB [ 244.595905] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 244.598035] (UMEH) [ 244.602188] ? kasan_check_write+0x14/0x20 [ 244.606146] 27*64kB [ 244.608481] ? do_raw_spin_lock+0xc1/0x200 [ 244.613897] (UMH) 4*128kB [ 244.616147] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 244.620352] (UM) [ 244.622679] __run_timers+0x7e5/0xc70 [ 244.626887] 0*256kB [ 244.629754] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 244.633956] 0*512kB [ 244.636033] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 244.639813] 0*1024kB [ 244.642151] ? timerqueue_add+0x207/0x2b0 [ 244.647497] 0*2048kB [ 244.649831] ? enqueue_hrtimer+0x1a5/0x560 [ 244.654855] 0*4096kB [ 244.657280] ? lock_release+0x970/0x970 [ 244.661426] = 13948kB [ 244.663839] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 244.668057] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 244.670465] ? kasan_check_write+0x14/0x20 [ 244.674418] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 244.676826] ? pvclock_read_flags+0x160/0x160 [ 244.681994] 660 total pagecache pages [ 244.690849] ? lock_downgrade+0x900/0x900 [ 244.695052] 0 pages in swap cache [ 244.703638] ? trace_hardirqs_on+0xbd/0x310 [ 244.708105] Swap cache stats: add 0, delete 0, find 0/0 [ 244.711987] ? kvm_sched_clock_read+0x9/0x20 [ 244.716104] Free swap = 0kB [ 244.719559] ? irq_exit+0x17f/0x1c0 [ 244.723854] Total swap = 0kB [ 244.729214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.733598] 1965979 pages RAM [ 244.736629] ? check_preemption_disabled+0x48/0x200 [ 244.740223] 0 pages HighMem/MovableOnly [ 244.743245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.748759] 342307 pages reserved [ 244.751870] run_timer_softirq+0x52/0xb0 [ 244.756861] 0 pages cma reserved [ 244.760835] ? __this_cpu_preempt_check+0x1c/0x1f [ 244.766416] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 244.769807] __do_softirq+0x30b/0xad8 [ 244.773891] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 244.777213] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 244.782022] syz-executor2 cpuset= [ 244.788527] ? pvclock_read_flags+0x160/0x160 [ 244.792306] syz2 [ 244.802804] ? lapic_next_event+0x5a/0x90 [ 244.807928] mems_allowed=0 [ 244.811404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.830464] ? clockevents_program_event+0x140/0x370 [ 244.835588] ? kvm_clock_read+0x18/0x30 [ 244.839618] ? kvm_sched_clock_read+0x9/0x20 [ 244.844059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.849620] ? check_preemption_disabled+0x48/0x200 [ 244.854678] irq_exit+0x17f/0x1c0 [ 244.858161] smp_apic_timer_interrupt+0x1cb/0x760 [ 244.863017] ? smp_reschedule_interrupt+0x109/0x650 [ 244.868043] ? smp_call_function_single_interrupt+0x650/0x650 [ 244.873956] ? interrupt_entry+0xb5/0xf0 [ 244.878033] ? trace_hardirqs_off_caller+0xbb/0x310 [ 244.883065] ? trace_hardirqs_off_caller+0xbb/0x310 [ 244.888095] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.892947] ? trace_hardirqs_on_caller+0x310/0x310 [ 244.897969] ? trace_hardirqs_on_caller+0x310/0x310 [ 244.903000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 244.908556] ? check_preemption_disabled+0x48/0x200 [ 244.913595] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.918474] apic_timer_interrupt+0xf/0x20 [ 244.922723] [ 244.924989] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 244.930196] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 244.949192] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 244.956918] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 244.964203] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 244.971491] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 244.978781] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 244.986056] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 244.993354] ? trace_hardirqs_on+0x9a/0x310 [ 244.997690] ? trace_hardirqs_on+0xb4/0x310 [ 245.002036] retint_kernel+0x1b/0x2d [ 245.005769] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 245.011059] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 245.029971] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 245.037685] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 245.044957] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 245.052230] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 245.059759] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 245.067033] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 245.074329] ? trace_hardirqs_on+0x9a/0x310 [ 245.078657] ? arch_local_irq_restore+0x45/0x52 [ 245.083336] dump_stack+0x26a/0x2b4 [ 245.086972] ? dump_stack_print_info.cold.2+0x52/0x52 [ 245.092166] ? mark_held_locks+0x130/0x130 [ 245.096413] ? mark_held_locks+0x130/0x130 [ 245.100663] dump_header+0x27b/0xf72 [ 245.104388] ? rcu_read_unlock+0x16/0x60 [ 245.108470] ? pagefault_out_of_memory+0x197/0x197 [ 245.113405] ? mark_held_locks+0x130/0x130 [ 245.117646] ? percpu_ref_put_many+0x13e/0x260 [ 245.122231] ? mem_cgroup_charge_statistics+0x780/0x780 [ 245.127605] ? mem_cgroup_iter+0x1f7/0x1160 [ 245.131936] ? mark_held_locks+0x130/0x130 [ 245.136178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.141713] ? task_will_free_mem+0x239/0xb30 [ 245.146221] ? ___ratelimit+0x36f/0x655 [ 245.150204] ? lock_downgrade+0x900/0x900 [ 245.154360] ? trace_hardirqs_on+0xbd/0x310 [ 245.158678] ? kasan_check_read+0x11/0x20 [ 245.162829] ? ___ratelimit+0x36f/0x655 [ 245.166819] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 245.172288] ? trace_hardirqs_on+0x310/0x310 [ 245.176707] ? lock_downgrade+0x900/0x900 [ 245.180866] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 245.185987] ? ___ratelimit+0xaa/0x655 [ 245.189884] ? idr_get_free+0xec0/0xec0 [ 245.193860] ? kasan_check_write+0x14/0x20 [ 245.198100] ? do_raw_spin_lock+0xc1/0x200 [ 245.202356] oom_kill_process.cold.27+0x10/0x903 [ 245.207142] ? _raw_spin_unlock+0x2c/0x50 [ 245.211295] ? oom_badness+0xe6/0xaa0 [ 245.215102] ? oom_evaluate_task+0x540/0x540 [ 245.219519] ? shrink_node+0x16b0/0x16b0 [ 245.223602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.229155] ? oom_unkillable_task+0x383/0x580 [ 245.233743] ? out_of_memory+0x974/0x1430 [ 245.237896] ? lock_downgrade+0x900/0x900 [ 245.242050] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 245.247851] ? __cpuset_node_allowed+0x19b/0x660 [ 245.252634] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 245.258179] ? oom_evaluate_task+0x302/0x540 [ 245.262608] out_of_memory+0xa84/0x1430 [ 245.266619] ? oom_killer_disable+0x3a0/0x3a0 [ 245.271124] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 245.276074] ? __mutex_add_waiter+0x2a0/0x2a0 [ 245.280592] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 245.285669] ? find_next_bit+0x104/0x130 [ 245.289757] __alloc_pages_slowpath+0x2318/0x2d80 [ 245.294650] ? warn_alloc+0x120/0x120 [ 245.298456] ? __radix_tree_lookup+0x4c0/0x4c0 [ 245.303050] ? mark_held_locks+0x130/0x130 [ 245.307295] ? find_get_entry+0x2f2/0xc40 [ 245.311459] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 245.316392] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.321934] ? should_fail+0x22d/0xd01 [ 245.325824] ? ___might_sleep+0x1ed/0x300 [ 245.329975] ? lock_release+0x970/0x970 [ 245.333954] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 245.339070] ? __might_sleep+0x95/0x190 [ 245.343053] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 245.347897] ? free_one_page+0xcae/0x1700 [ 245.352084] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 245.357115] ? lock_downgrade+0x900/0x900 [ 245.361275] ? ___might_sleep+0x1ed/0x300 [ 245.365422] ? lock_release+0x970/0x970 [ 245.369405] ? arch_local_save_flags+0x40/0x40 [ 245.373986] ? _raw_spin_unlock+0x2c/0x50 [ 245.378137] ? free_one_page+0xcae/0x1700 [ 245.382291] ? __might_sleep+0x95/0x190 [ 245.386267] __alloc_pages_nodemask+0xa80/0xde0 [ 245.390946] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 245.395968] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 245.401775] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 245.406455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.412001] ? __do_page_cache_readahead+0x7ce/0x980 [ 245.417127] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 245.422688] alloc_pages_current+0x10c/0x210 [ 245.427105] ? lock_downgrade+0x900/0x900 [ 245.431264] __page_cache_alloc+0x38f/0x5b0 [ 245.435590] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 245.441414] ? ext4_filemap_fault+0x82/0xad [ 245.445742] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 245.450426] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.455980] ? check_preemption_disabled+0x48/0x200 [ 245.461018] filemap_fault+0x1594/0x25f0 [ 245.465099] ? __lock_page_or_retry+0xa00/0xa00 [ 245.469775] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 245.475575] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 245.480344] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 245.485119] ? filemap_map_pages+0xdea/0x1980 [ 245.489645] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 245.495453] ? kasan_check_read+0x11/0x20 [ 245.499611] ? find_get_pages_range_tag+0x1320/0x1320 [ 245.504842] ? rcu_bh_qs+0xc0/0xc0 [ 245.508399] ? unwind_dump+0x190/0x190 [ 245.512314] ? is_bpf_text_address+0xd3/0x170 [ 245.516835] ? __kernel_text_address+0xd/0x40 [ 245.521351] ? unwind_get_return_address+0x61/0xa0 [ 245.526308] ? __save_stack_trace+0x8d/0xf0 [ 245.530673] ? lock_acquire+0x1ed/0x520 [ 245.534668] ? ext4_filemap_fault+0x7a/0xad [ 245.539007] ? lock_release+0x970/0x970 [ 245.542995] ? arch_local_save_flags+0x40/0x40 [ 245.547594] ? save_stack+0x43/0xd0 [ 245.551253] ? __kasan_slab_free+0x102/0x150 [ 245.555682] ? kasan_slab_free+0xe/0x10 [ 245.559673] ? kfree+0xcf/0x230 [ 245.562962] ? do_syslog+0x1474/0x1690 [ 245.566857] ? kmsg_read+0x8f/0xc0 [ 245.570404] ? proc_reg_read+0x2a3/0x3d0 [ 245.574474] ? __vfs_read+0x117/0x9b0 [ 245.578301] ? down_read+0xb0/0x1d0 [ 245.581936] ? ext4_filemap_fault+0x7a/0xad [ 245.586262] ? __down_interruptible+0x700/0x700 [ 245.590928] ? kasan_check_write+0x14/0x20 [ 245.595168] ? trace_hardirqs_off+0xb8/0x310 [ 245.599587] ext4_filemap_fault+0x82/0xad [ 245.603782] __do_fault+0x100/0x6b0 [ 245.607416] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 245.612871] ? print_bad_pte+0x6c0/0x6c0 [ 245.616931] ? __kasan_slab_free+0x119/0x150 [ 245.621351] ? pmd_val+0x88/0x100 [ 245.624819] ? add_mm_counter_fast+0xd0/0xd0 [ 245.629238] ? pmd_val+0x88/0x100 [ 245.632706] ? add_mm_counter_fast+0xd0/0xd0 [ 245.637135] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.642700] __handle_mm_fault+0x3709/0x53e0 [ 245.647132] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 245.651984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.657527] ? unuse_pde+0x40/0x80 [ 245.661069] ? __f_unlock_pos+0x19/0x20 [ 245.665053] ? lock_acquire+0x1ed/0x520 [ 245.669035] ? handle_mm_fault+0x42a/0xc70 [ 245.673273] ? lock_downgrade+0x900/0x900 [ 245.677430] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 245.683230] ? __do_page_fault+0x67d/0xed0 [ 245.687467] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 245.692923] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.698468] ? check_preemption_disabled+0x48/0x200 [ 245.703490] handle_mm_fault+0x54f/0xc70 [ 245.707559] ? __handle_mm_fault+0x53e0/0x53e0 [ 245.712142] ? find_vma+0x34/0x190 [ 245.715693] __do_page_fault+0x67d/0xed0 [ 245.719845] ? mm_fault_error+0x380/0x380 [ 245.723998] ? trace_hardirqs_off+0xb8/0x310 [ 245.728406] ? trace_hardirqs_on+0x310/0x310 [ 245.732815] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 245.738183] ? trace_hardirqs_on+0x310/0x310 [ 245.742594] do_page_fault+0xf2/0x7e0 [ 245.746438] ? vmalloc_sync_all+0x30/0x30 [ 245.750586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.756139] ? error_entry+0x70/0xd0 [ 245.759860] ? trace_hardirqs_off_caller+0xbb/0x310 [ 245.764873] ? trace_hardirqs_on_caller+0xc0/0x310 [ 245.769806] ? syscall_return_slowpath+0x5e0/0x5e0 [ 245.774735] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.779578] ? trace_hardirqs_on_caller+0x310/0x310 [ 245.784594] ? trace_hardirqs_off+0x310/0x310 [ 245.789095] ? prepare_exit_to_usermode+0x291/0x3b0 [ 245.794112] ? page_fault+0x8/0x30 [ 245.797655] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.802501] ? page_fault+0x8/0x30 [ 245.806044] page_fault+0x1e/0x30 [ 245.809494] RIP: 0033:0x7f55b1a571fd [ 245.813211] Code: Bad RIP value. [ 245.816572] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 245.821934] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 245.829200] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 245.836464] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 245.843740] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 245.851004] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 245.858300] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 245.858369] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 245.865515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 245.872189] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 245.881353] Call Trace: [ 245.891396] rsyslogd cpuset= [ 245.893964] [ 245.893967] / mems_allowed=0 [ 245.896991] dump_stack+0x1c4/0x2b4 [ 245.905754] ? dump_stack_print_info.cold.2+0x52/0x52 [ 245.910954] warn_alloc.cold.119+0xb7/0x1bd [ 245.915278] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 245.920130] ? lock_downgrade+0x900/0x900 [ 245.924283] ? trace_hardirqs_off+0xb8/0x310 [ 245.928704] ? trace_hardirqs_off+0xb8/0x310 [ 245.933128] __alloc_pages_slowpath+0x2667/0x2d80 [ 245.937991] ? warn_alloc+0x120/0x120 [ 245.941800] ? warn_alloc+0x120/0x120 [ 245.945608] ? warn_alloc+0x120/0x120 [ 245.949412] ? mark_held_locks+0x130/0x130 [ 245.953894] ? trace_hardirqs_on+0x310/0x310 [ 245.958307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 245.963847] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.969384] ? should_fail+0x22d/0xd01 [ 245.973276] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 245.978378] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 245.983930] ? should_fail+0x22d/0xd01 [ 245.987860] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 245.992968] ? should_fail+0x22d/0xd01 [ 245.996866] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 246.002880] ? mark_held_locks+0x130/0x130 [ 246.007136] ? mark_held_locks+0x130/0x130 [ 246.011383] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.017014] ? trace_hardirqs_off+0xb8/0x310 [ 246.021433] ? kasan_check_read+0x11/0x20 [ 246.025596] ? do_raw_spin_unlock+0xa7/0x2f0 [ 246.030014] ? trace_hardirqs_on+0x310/0x310 [ 246.034441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.039989] ? wq_watchdog_touch+0x9c/0xfe [ 246.044250] ? io_serial_in+0x11/0x90 [ 246.048068] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.053622] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 246.058834] __alloc_pages_nodemask+0xa80/0xde0 [ 246.063515] ? should_fail+0x22d/0xd01 [ 246.067418] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 246.072454] ? ____cache_alloc_node+0x1c7/0x1e0 [ 246.077139] ? lock_downgrade+0x900/0x900 [ 246.081301] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.086854] cache_grow_begin+0x91/0x8c0 [ 246.090921] ? do_raw_spin_unlock+0xa7/0x2f0 [ 246.095344] fallback_alloc+0x203/0x2e0 [ 246.099334] ____cache_alloc_node+0x1c7/0x1e0 [ 246.103837] kmem_cache_alloc_node+0xe3/0x730 [ 246.108344] ? ipv6_get_ifaddr+0x42e/0x620 [ 246.112587] __alloc_skb+0x119/0x770 [ 246.116307] ? skb_scrub_packet+0x490/0x490 [ 246.120650] ? lock_downgrade+0x900/0x900 [ 246.124807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.130357] ? refcount_sub_and_test_checked+0x203/0x310 [ 246.135816] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 246.141287] ? addrconf_rs_timer+0x690/0x690 [ 246.145728] ndisc_alloc_skb+0x144/0x340 [ 246.149807] ndisc_send_rs+0x331/0x6e0 [ 246.153730] addrconf_rs_timer+0x314/0x690 [ 246.157976] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.162228] call_timer_fn+0x272/0x920 [ 246.166129] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.170373] ? process_timeout+0x40/0x40 [ 246.174452] ? trace_hardirqs_off+0xb8/0x310 [ 246.178865] ? kasan_check_read+0x11/0x20 [ 246.183039] ? do_raw_spin_unlock+0xa7/0x2f0 [ 246.187459] ? trace_hardirqs_on+0x310/0x310 [ 246.191885] ? __run_timers+0x7da/0xc70 [ 246.195873] ? lock_downgrade+0x900/0x900 [ 246.200031] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 246.205156] ? trace_hardirqs_on+0xbd/0x310 [ 246.209493] ? kasan_check_read+0x11/0x20 [ 246.213648] ? __run_timers+0x7da/0xc70 [ 246.217625] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 246.223083] ? kasan_check_write+0x14/0x20 [ 246.227336] ? do_raw_spin_lock+0xc1/0x200 [ 246.231581] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 246.235822] __run_timers+0x7e5/0xc70 [ 246.239633] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 246.245009] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 246.250033] ? timerqueue_add+0x207/0x2b0 [ 246.254189] ? enqueue_hrtimer+0x1a5/0x560 [ 246.258428] ? lock_release+0x970/0x970 [ 246.262407] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 246.267602] ? kasan_check_write+0x14/0x20 [ 246.271848] ? pvclock_read_flags+0x160/0x160 [ 246.276357] ? lock_downgrade+0x900/0x900 [ 246.280517] ? trace_hardirqs_on+0xbd/0x310 [ 246.284844] ? kvm_sched_clock_read+0x9/0x20 [ 246.289260] ? irq_exit+0x17f/0x1c0 [ 246.292894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.298439] ? check_preemption_disabled+0x48/0x200 [ 246.303460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.309012] run_timer_softirq+0x52/0xb0 [ 246.313078] ? __this_cpu_preempt_check+0x1c/0x1f [ 246.317926] __do_softirq+0x30b/0xad8 [ 246.321755] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 246.326862] ? pvclock_read_flags+0x160/0x160 [ 246.331359] ? lapic_next_event+0x5a/0x90 [ 246.335522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.341078] ? clockevents_program_event+0x140/0x370 [ 246.346190] ? kvm_clock_read+0x18/0x30 [ 246.350175] ? kvm_sched_clock_read+0x9/0x20 [ 246.354588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.360142] ? check_preemption_disabled+0x48/0x200 [ 246.365185] irq_exit+0x17f/0x1c0 [ 246.368648] smp_apic_timer_interrupt+0x1cb/0x760 [ 246.373493] ? smp_reschedule_interrupt+0x109/0x650 [ 246.378512] ? smp_call_function_single_interrupt+0x650/0x650 [ 246.384434] ? interrupt_entry+0xb5/0xf0 [ 246.388511] ? trace_hardirqs_off_caller+0xbb/0x310 [ 246.393528] ? trace_hardirqs_off_caller+0xbb/0x310 [ 246.398558] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 246.403413] ? trace_hardirqs_on_caller+0x310/0x310 [ 246.408431] ? trace_hardirqs_on_caller+0x310/0x310 [ 246.413471] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.419030] ? check_preemption_disabled+0x48/0x200 [ 246.424050] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.429598] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 246.434460] apic_timer_interrupt+0xf/0x20 [ 246.438699] [ 246.440946] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 246.445882] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 246.464794] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 246.472520] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 246.479807] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 246.487077] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 246.494356] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 246.501639] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 246.508955] ? trace_hardirqs_on+0xb4/0x310 [ 246.513314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.518894] skb_clone+0x1bb/0x500 [ 246.522457] ? finish_task_switch+0x1b5/0x900 [ 246.526980] ? skb_split+0x11e0/0x11e0 [ 246.530926] ? preempt_notifier_register+0x200/0x200 [ 246.536041] ? __switch_to_asm+0x34/0x70 [ 246.540118] ? __switch_to_asm+0x34/0x70 [ 246.544186] ? __switch_to_asm+0x40/0x70 [ 246.548260] ? __switch_to_asm+0x34/0x70 [ 246.552342] ? __switch_to_asm+0x40/0x70 [ 246.556428] ? __switch_to_asm+0x34/0x70 [ 246.560505] ? __switch_to_asm+0x40/0x70 [ 246.564574] ? __switch_to_asm+0x34/0x70 [ 246.568656] ? __switch_to_asm+0x34/0x70 [ 246.572727] ? __switch_to_asm+0x40/0x70 [ 246.576797] ? __switch_to_asm+0x34/0x70 [ 246.580878] bpf_clone_redirect+0xb9/0x490 [ 246.585121] ? __schedule+0x874/0x1ed0 [ 246.589017] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 246.594037] ? __sched_text_start+0x8/0x8 [ 246.598187] ? retint_kernel+0x2d/0x2d [ 246.602077] ? trace_hardirqs_on_caller+0xc0/0x310 [ 246.607010] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 246.611769] ? trace_hardirqs_off+0x310/0x310 [ 246.616271] ? bpf_test_run+0x1fc/0x5a0 [ 246.620357] ? lock_acquire+0x1ed/0x520 [ 246.624370] ? bpf_test_run+0x32e/0x5a0 [ 246.628369] ? lock_release+0x970/0x970 [ 246.632370] ? preempt_schedule+0x4d/0x60 [ 246.636629] ? preempt_schedule_common+0x1f/0xd0 [ 246.641410] ? preempt_schedule+0x4d/0x60 [ 246.645567] ? ___preempt_schedule+0x16/0x18 [ 246.649985] ? bpf_test_run+0x1c0/0x5a0 [ 246.653981] ? netlink_diag_dump+0x2a0/0x2a0 [ 246.658401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 246.663945] ? bpf_test_init.isra.9+0x70/0x100 [ 246.668538] ? bpf_prog_test_run_skb+0x634/0xb40 [ 246.673309] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 246.678166] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 246.683704] ? fput+0x130/0x1a0 [ 246.686988] ? __bpf_prog_get+0x9b/0x290 [ 246.691053] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 246.695903] ? bpf_prog_test_run+0x130/0x1a0 [ 246.700349] ? __x64_sys_bpf+0x3d8/0x510 [ 246.704414] ? bpf_prog_get+0x20/0x20 [ 246.708232] ? do_syscall_64+0x1b9/0x820 [ 246.712296] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 246.717672] ? syscall_return_slowpath+0x5e0/0x5e0 [ 246.722610] ? trace_hardirqs_on_caller+0x310/0x310 [ 246.727634] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 246.732656] ? recalc_sigpending_tsk+0x180/0x180 [ 246.737413] ? kasan_check_write+0x14/0x20 [ 246.741663] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 246.746522] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 246.751893] warn_alloc_show_mem: 1 callbacks suppressed [ 246.751906] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 246.751908] Mem-Info: [ 246.751941] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 246.751941] active_file:15 inactive_file:16 isolated_file:0 [ 246.751941] unevictable:0 dirty:0 writeback:0 unstable:0 [ 246.751941] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 246.751941] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 246.751941] free:13758 free_pcp:319 free_cma:0 [ 246.757293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.764056] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 246.766456] Call Trace: [ 246.799334] Node 0 [ 246.808700] [ 246.836397] 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 [ 246.838968] dump_stack+0x1c4/0x2b4 [ 246.841166] lowmem_reserve[]: 0 [ 246.843326] ? dump_stack_print_info.cold.2+0x52/0x52 [ 246.868810] 2819 6323 [ 246.872465] warn_alloc.cold.119+0xb7/0x1bd [ 246.875714] 6323 [ 246.880899] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 246.887705] ? lock_downgrade+0x900/0x900 [ 246.889749] Node 0 [ 246.894593] ? trace_hardirqs_off+0xb8/0x310 [ 246.898742] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 246.900950] ? trace_hardirqs_off+0xb8/0x310 [ 246.905345] lowmem_reserve[]: [ 246.932250] __alloc_pages_slowpath+0x2667/0x2d80 [ 246.936645] 0 [ 246.939771] ? warn_alloc+0x120/0x120 [ 246.944566] 0 [ 246.946371] ? trace_hardirqs_on+0x310/0x310 [ 246.950146] 3503 [ 246.951951] ? warn_alloc+0x120/0x120 [ 246.956346] 3503 [ 246.958423] ? warn_alloc+0x120/0x120 [ 246.964271] ? ktime_get+0x2e1/0x440 [ 246.968664] Node 0 Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 246.972440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 246.972461] ? check_preemption_disabled+0x48/0x200 [ 247.001504] lowmem_reserve[]: 0 [ 247.007070] ? kasan_check_read+0x11/0x20 [ 247.012062] 0 [ 247.015356] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.019475] 0 [ 247.021289] ? should_fail+0x22d/0xd01 [ 247.026838] 0 [ 247.028655] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.034317] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 247.039396] Node 0 DMA: [ 247.044935] ? should_fail+0x22d/0xd01 [ 247.044953] ? ring_buffer_nest_end+0xd0/0xd0 [ 247.047611] 1*4kB [ 247.051529] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.055983] (U) [ 247.058144] ? should_fail+0x22d/0xd01 [ 247.063720] 0*8kB 0*16kB 1*32kB (U) [ 247.065747] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.069648] 2*64kB [ 247.073372] ? mark_held_locks+0x130/0x130 [ 247.078450] (U) [ 247.080695] ? mark_held_locks+0x130/0x130 [ 247.084909] 1*128kB [ 247.086899] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 247.091106] (U) [ 247.093440] ? try_to_wake_up+0x10a/0x12f0 [ 247.098948] 1*256kB (U) [ 247.100942] ? lock_downgrade+0x900/0x900 [ 247.105153] 0*512kB [ 247.107853] ? lock_downgrade+0x900/0x900 [ 247.111962] 1*1024kB (U) [ 247.114315] ? trace_hardirqs_off+0xb8/0x310 [ 247.118451] 1*2048kB [ 247.121220] ? kasan_check_read+0x11/0x20 [ 247.125610] (M) [ 247.128032] ? do_raw_spin_unlock+0xa7/0x2f0 [ 247.132150] 3*4096kB [ 247.134131] ? trace_hardirqs_on+0x310/0x310 [ 247.138521] (M) [ 247.140931] ? kasan_check_write+0x14/0x20 [ 247.145316] = 15908kB [ 247.147304] ? do_raw_spin_lock+0xc1/0x200 [ 247.151510] Node 0 [ 247.153922] __alloc_pages_nodemask+0xa80/0xde0 [ 247.158131] DMA32: [ 247.160375] ? should_fail+0x22d/0xd01 [ 247.165017] 4*4kB [ 247.167284] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 247.171150] (M) [ 247.173330] ? ____cache_alloc_node+0x1c7/0x1e0 [ 247.178289] 1*8kB (U) [ 247.180299] ? lock_downgrade+0x900/0x900 [ 247.184940] 2*16kB [ 247.187440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.191561] (M) [ 247.193798] cache_grow_begin+0x91/0x8c0 [ 247.199310] 2*32kB [ 247.201294] ? do_raw_spin_unlock+0xa7/0x2f0 [ 247.205335] (M) [ 247.207573] fallback_alloc+0x203/0x2e0 [ 247.211956] 4*64kB [ 247.213949] ____cache_alloc_node+0x1c7/0x1e0 [ 247.217890] (M) [ 247.220128] kmem_cache_alloc_node+0xe3/0x730 [ 247.224614] 4*128kB [ 247.226594] ? ipv6_get_ifaddr+0x42e/0x620 [ 247.231061] (UM) [ 247.233383] __alloc_skb+0x119/0x770 [ 247.237603] 3*256kB [ 247.239673] ? skb_scrub_packet+0x490/0x490 [ 247.243362] (M) [ 247.245684] ? lock_downgrade+0x900/0x900 [ 247.249987] 4*512kB [ 247.251964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.256083] (UM) [ 247.258409] ? refcount_sub_and_test_checked+0x203/0x310 [ 247.263947] 3*1024kB [ 247.266008] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 247.271429] (UM) [ 247.273844] ? addrconf_rs_timer+0x690/0x690 [ 247.279271] 3*2048kB [ 247.281355] ndisc_alloc_skb+0x144/0x340 [ 247.285726] (M) [ 247.288139] ndisc_send_rs+0x331/0x6e0 [ 247.292182] 3*4096kB [ 247.294158] addrconf_rs_timer+0x314/0x690 [ 247.298017] (M) [ 247.300427] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.304640] = 25208kB [ 247.306633] call_timer_fn+0x272/0x920 [ 247.310836] Node 0 [ 247.313245] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.317109] Normal: [ 247.319355] ? process_timeout+0x40/0x40 [ 247.323567] 853*4kB [ 247.325895] ? trace_hardirqs_off+0xb8/0x310 [ 247.329938] (UMEH) [ 247.332258] ? kasan_check_read+0x11/0x20 [ 247.336644] 371*8kB [ 247.338882] ? do_raw_spin_unlock+0xa7/0x2f0 [ 247.343004] (UME) [ 247.345330] ? trace_hardirqs_on+0x310/0x310 [ 247.349711] 193*16kB [ 247.351861] ? __run_timers+0x7da/0xc70 [ 247.356243] (UME) [ 247.358653] ? lock_downgrade+0x900/0x900 [ 247.362602] 70*32kB [ 247.364753] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 247.368876] (UMEH) [ 247.371196] ? trace_hardirqs_on+0xbd/0x310 [ 247.376431] 27*64kB [ 247.378665] ? kasan_check_read+0x11/0x20 [ 247.382964] (UMH) [ 247.385286] ? __run_timers+0x7da/0xc70 [ 247.389414] 4*128kB [ 247.391564] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 247.395514] (UM) [ 247.397837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.403253] 0*256kB 0*512kB [ 247.405342] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 247.410848] 0*1024kB [ 247.413869] __run_timers+0x7e5/0xc70 [ 247.418078] 0*2048kB [ 247.420496] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 247.424273] 0*4096kB [ 247.426688] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 247.432023] = 13948kB [ 247.434435] ? timerqueue_add+0x207/0x2b0 [ 247.439438] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 247.441847] ? enqueue_hrtimer+0x1a5/0x560 [ 247.446059] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 247.446069] 660 total pagecache pages [ 247.454922] ? lock_release+0x970/0x970 [ 247.459139] 0 pages in swap cache [ 247.467726] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 247.471542] Swap cache stats: add 0, delete 0, find 0/0 [ 247.471555] Free swap = 0kB [ 247.475548] ? kasan_check_write+0x14/0x20 [ 247.478988] Total swap = 0kB [ 247.484184] ? pvclock_read_flags+0x160/0x160 [ 247.489530] 1965979 pages RAM [ 247.492562] ? lock_downgrade+0x900/0x900 [ 247.496862] 0 pages HighMem/MovableOnly [ 247.496873] 342307 pages reserved [ 247.499907] ? trace_hardirqs_on+0xbd/0x310 [ 247.504386] 0 pages cma reserved [ 247.507512] ? kvm_sched_clock_read+0x9/0x20 [ 247.511700] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 247.515642] ? irq_exit+0x17f/0x1c0 [ 247.519184] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 247.523426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.526771] syz-executor2 cpuset= [ 247.531196] ? check_preemption_disabled+0x48/0x200 [ 247.537671] syz2 [ 247.541319] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.551795] mems_allowed=0 [ 247.557354] run_timer_softirq+0x52/0xb0 [ 247.580297] ? __this_cpu_preempt_check+0x1c/0x1f [ 247.585172] __do_softirq+0x30b/0xad8 [ 247.589003] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 247.594132] ? pvclock_read_flags+0x160/0x160 [ 247.598665] ? lapic_next_event+0x5a/0x90 [ 247.602839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.608391] ? clockevents_program_event+0x140/0x370 [ 247.613522] ? kvm_clock_read+0x18/0x30 [ 247.617519] ? kvm_sched_clock_read+0x9/0x20 [ 247.621953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.627515] ? check_preemption_disabled+0x48/0x200 [ 247.632684] irq_exit+0x17f/0x1c0 [ 247.636173] smp_apic_timer_interrupt+0x1cb/0x760 [ 247.641039] ? smp_reschedule_interrupt+0x109/0x650 [ 247.646082] ? smp_call_function_single_interrupt+0x650/0x650 [ 247.651994] ? interrupt_entry+0xb5/0xf0 [ 247.656077] ? trace_hardirqs_off_caller+0xbb/0x310 [ 247.661110] ? trace_hardirqs_off_caller+0xbb/0x310 [ 247.666160] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.671025] ? trace_hardirqs_on_caller+0x310/0x310 [ 247.676061] ? trace_hardirqs_on_caller+0x310/0x310 [ 247.681102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.686666] ? check_preemption_disabled+0x48/0x200 [ 247.691719] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.696576] apic_timer_interrupt+0xf/0x20 [ 247.700825] [ 247.703075] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 247.708265] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 247.727173] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 247.734885] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 247.742505] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 247.749775] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 247.757041] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 247.764310] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 247.771620] ? trace_hardirqs_on+0x9a/0x310 [ 247.775955] ? trace_hardirqs_on+0xb4/0x310 [ 247.780288] retint_kernel+0x1b/0x2d [ 247.784007] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 247.789371] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 247.808273] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 247.815988] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 247.823258] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 247.830528] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 247.837795] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 247.845066] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 247.852360] ? trace_hardirqs_on+0x9a/0x310 [ 247.856690] ? arch_local_irq_restore+0x45/0x52 [ 247.861373] dump_stack+0x26a/0x2b4 [ 247.865004] ? dump_stack_print_info.cold.2+0x52/0x52 [ 247.870198] ? mark_held_locks+0x130/0x130 [ 247.874436] ? mark_held_locks+0x130/0x130 [ 247.878847] dump_header+0x27b/0xf72 [ 247.882564] ? rcu_read_unlock+0x16/0x60 [ 247.886633] ? pagefault_out_of_memory+0x197/0x197 [ 247.891566] ? mark_held_locks+0x130/0x130 [ 247.895798] ? percpu_ref_put_many+0x13e/0x260 [ 247.900407] ? mem_cgroup_charge_statistics+0x780/0x780 [ 247.905783] ? mem_cgroup_iter+0x1f7/0x1160 [ 247.910118] ? mark_held_locks+0x130/0x130 [ 247.914375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 247.919915] ? task_will_free_mem+0x239/0xb30 [ 247.924422] ? ___ratelimit+0x36f/0x655 [ 247.928402] ? lock_downgrade+0x900/0x900 [ 247.932555] ? trace_hardirqs_on+0xbd/0x310 [ 247.936873] ? kasan_check_read+0x11/0x20 [ 247.941024] ? ___ratelimit+0x36f/0x655 [ 247.945004] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 247.950460] ? trace_hardirqs_on+0x310/0x310 [ 247.955355] ? lock_downgrade+0x900/0x900 [ 247.959520] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 247.964635] ? ___ratelimit+0xaa/0x655 [ 247.968545] ? idr_get_free+0xec0/0xec0 [ 247.972530] ? kasan_check_write+0x14/0x20 [ 247.976770] ? do_raw_spin_lock+0xc1/0x200 [ 247.981019] oom_kill_process.cold.27+0x10/0x903 [ 247.985794] ? _raw_spin_unlock+0x2c/0x50 [ 247.989946] ? oom_badness+0xe6/0xaa0 [ 247.993756] ? oom_evaluate_task+0x540/0x540 [ 247.998166] ? shrink_node+0x16b0/0x16b0 [ 248.002233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.007785] ? oom_unkillable_task+0x383/0x580 [ 248.012377] ? out_of_memory+0x974/0x1430 [ 248.016533] ? lock_downgrade+0x900/0x900 [ 248.020693] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 248.026500] ? __cpuset_node_allowed+0x19b/0x660 [ 248.031277] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 248.036823] ? oom_evaluate_task+0x302/0x540 [ 248.041248] out_of_memory+0xa84/0x1430 [ 248.045237] ? oom_killer_disable+0x3a0/0x3a0 [ 248.049771] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 248.054723] ? __mutex_add_waiter+0x2a0/0x2a0 [ 248.059225] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 248.064244] ? find_next_bit+0x104/0x130 [ 248.068331] __alloc_pages_slowpath+0x2318/0x2d80 [ 248.073209] ? warn_alloc+0x120/0x120 [ 248.077021] ? __radix_tree_lookup+0x4c0/0x4c0 [ 248.081621] ? mark_held_locks+0x130/0x130 [ 248.085871] ? find_get_entry+0x2f2/0xc40 [ 248.090043] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 248.094983] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.100526] ? should_fail+0x22d/0xd01 [ 248.104419] ? ___might_sleep+0x1ed/0x300 [ 248.108566] ? lock_release+0x970/0x970 [ 248.112541] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.117655] ? __might_sleep+0x95/0x190 [ 248.121643] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 248.126489] ? free_one_page+0xcae/0x1700 [ 248.130654] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 248.135691] ? lock_downgrade+0x900/0x900 [ 248.139881] ? ___might_sleep+0x1ed/0x300 [ 248.144049] ? lock_release+0x970/0x970 [ 248.148067] ? arch_local_save_flags+0x40/0x40 [ 248.152665] ? _raw_spin_unlock+0x2c/0x50 [ 248.156829] ? free_one_page+0xcae/0x1700 [ 248.160984] ? __might_sleep+0x95/0x190 [ 248.164961] __alloc_pages_nodemask+0xa80/0xde0 [ 248.169640] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 248.174670] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 248.180474] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 248.185154] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.190723] ? __do_page_cache_readahead+0x7ce/0x980 [ 248.195869] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 248.201415] alloc_pages_current+0x10c/0x210 [ 248.205827] ? lock_downgrade+0x900/0x900 [ 248.209977] __page_cache_alloc+0x38f/0x5b0 [ 248.214300] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 248.220113] ? ext4_filemap_fault+0x82/0xad [ 248.224440] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 248.229115] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.234658] ? check_preemption_disabled+0x48/0x200 [ 248.239692] filemap_fault+0x1594/0x25f0 [ 248.243768] ? __lock_page_or_retry+0xa00/0xa00 [ 248.248438] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 248.254240] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 248.259013] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 248.263788] ? filemap_map_pages+0xdea/0x1980 [ 248.268297] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 248.274128] ? kasan_check_read+0x11/0x20 [ 248.278297] ? find_get_pages_range_tag+0x1320/0x1320 [ 248.283540] ? rcu_bh_qs+0xc0/0xc0 [ 248.287099] ? unwind_dump+0x190/0x190 [ 248.291024] ? is_bpf_text_address+0xd3/0x170 [ 248.295527] ? __kernel_text_address+0xd/0x40 [ 248.300026] ? unwind_get_return_address+0x61/0xa0 [ 248.304961] ? __save_stack_trace+0x8d/0xf0 [ 248.309288] ? lock_acquire+0x1ed/0x520 [ 248.313266] ? ext4_filemap_fault+0x7a/0xad [ 248.317592] ? lock_release+0x970/0x970 [ 248.321575] ? arch_local_save_flags+0x40/0x40 [ 248.326168] ? save_stack+0x43/0xd0 [ 248.329808] ? __kasan_slab_free+0x102/0x150 [ 248.334225] ? kasan_slab_free+0xe/0x10 [ 248.338201] ? kfree+0xcf/0x230 [ 248.341486] ? do_syslog+0x1474/0x1690 [ 248.345379] ? kmsg_read+0x8f/0xc0 [ 248.348930] ? proc_reg_read+0x2a3/0x3d0 [ 248.353004] ? __vfs_read+0x117/0x9b0 [ 248.356831] ? down_read+0xb0/0x1d0 [ 248.360469] ? ext4_filemap_fault+0x7a/0xad [ 248.364812] ? __down_interruptible+0x700/0x700 [ 248.369492] ? kasan_check_write+0x14/0x20 [ 248.373739] ? trace_hardirqs_off+0xb8/0x310 [ 248.378165] ext4_filemap_fault+0x82/0xad [ 248.382341] __do_fault+0x100/0x6b0 [ 248.385977] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 248.391433] ? print_bad_pte+0x6c0/0x6c0 [ 248.395496] ? __kasan_slab_free+0x119/0x150 [ 248.399913] ? pmd_val+0x88/0x100 [ 248.403375] ? add_mm_counter_fast+0xd0/0xd0 [ 248.407790] ? pmd_val+0x88/0x100 [ 248.411253] ? add_mm_counter_fast+0xd0/0xd0 [ 248.415694] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.421273] __handle_mm_fault+0x3709/0x53e0 [ 248.425802] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 248.430670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.436225] ? unuse_pde+0x40/0x80 [ 248.439783] ? __f_unlock_pos+0x19/0x20 [ 248.443800] ? lock_acquire+0x1ed/0x520 [ 248.447799] ? handle_mm_fault+0x42a/0xc70 [ 248.452048] ? lock_downgrade+0x900/0x900 [ 248.456216] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 248.462038] ? __do_page_fault+0x67d/0xed0 [ 248.466297] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 248.471772] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.477322] ? check_preemption_disabled+0x48/0x200 [ 248.482444] handle_mm_fault+0x54f/0xc70 [ 248.486513] ? __handle_mm_fault+0x53e0/0x53e0 [ 248.491099] ? find_vma+0x34/0x190 [ 248.494654] __do_page_fault+0x67d/0xed0 [ 248.498721] ? mm_fault_error+0x380/0x380 [ 248.502871] ? trace_hardirqs_off+0xb8/0x310 [ 248.507283] ? trace_hardirqs_on+0x310/0x310 [ 248.511693] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 248.517061] ? trace_hardirqs_on+0x310/0x310 [ 248.521483] do_page_fault+0xf2/0x7e0 [ 248.525291] ? vmalloc_sync_all+0x30/0x30 [ 248.529448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.534992] ? error_entry+0x70/0xd0 [ 248.538712] ? trace_hardirqs_off_caller+0xbb/0x310 [ 248.543739] ? trace_hardirqs_on_caller+0xc0/0x310 [ 248.548676] ? syscall_return_slowpath+0x5e0/0x5e0 [ 248.553613] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.558495] ? trace_hardirqs_on_caller+0x310/0x310 [ 248.563523] ? trace_hardirqs_off+0x310/0x310 [ 248.568044] ? prepare_exit_to_usermode+0x291/0x3b0 [ 248.573091] ? page_fault+0x8/0x30 [ 248.576657] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.581521] ? page_fault+0x8/0x30 [ 248.585098] page_fault+0x1e/0x30 [ 248.588565] RIP: 0033:0x7f55b1a571fd [ 248.592337] Code: Bad RIP value. [ 248.595715] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 248.601086] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 248.608355] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 248.615641] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 248.622906] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 248.630173] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 248.637473] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 248.637541] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 248.644677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.644690] Call Trace: [ 248.651286] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 248.660557] [ 248.663144] rsyslogd cpuset= [ 248.673211] dump_stack+0x1c4/0x2b4 [ 248.675340] / [ 248.678368] ? dump_stack_print_info.cold.2+0x52/0x52 [ 248.681971] mems_allowed=0 [ 248.683709] warn_alloc.cold.119+0xb7/0x1bd [ 248.696111] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 248.700970] ? lock_downgrade+0x900/0x900 [ 248.705152] ? trace_hardirqs_off+0xb8/0x310 [ 248.709574] ? trace_hardirqs_off+0xb8/0x310 [ 248.714026] __alloc_pages_slowpath+0x2667/0x2d80 [ 248.718911] ? warn_alloc+0x120/0x120 [ 248.722716] ? trace_hardirqs_on+0x310/0x310 [ 248.727655] ? warn_alloc+0x120/0x120 [ 248.731477] ? warn_alloc+0x120/0x120 [ 248.735294] ? ktime_get+0x2e1/0x440 [ 248.739030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.744585] ? check_preemption_disabled+0x48/0x200 [ 248.749621] ? kasan_check_read+0x11/0x20 [ 248.753781] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.759324] ? should_fail+0x22d/0xd01 [ 248.763221] ? rcu_bh_qs+0xc0/0xc0 [ 248.766778] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.771894] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 248.777439] ? should_fail+0x22d/0xd01 [ 248.781334] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.786443] ? should_fail+0x22d/0xd01 [ 248.790335] ? rcu_idle_enter+0x4b0/0x4b0 [ 248.794489] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.799597] ? mark_held_locks+0x130/0x130 [ 248.803842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.809394] ? mark_held_locks+0x130/0x130 [ 248.813644] ? rcu_irq_exit+0xce/0x100 [ 248.817542] ? irq_exit+0xbd/0x1c0 [ 248.821096] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 248.826136] ? do_raw_spin_unlock+0xa7/0x2f0 [ 248.830558] ? smp_call_function_single_interrupt+0x650/0x650 [ 248.836455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.842008] ? ret_from_intr+0xb/0x1e [ 248.845817] ? retint_kernel+0x2d/0x2d [ 248.849710] ? trace_hardirqs_on_caller+0xc0/0x310 [ 248.854649] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 248.859409] ? trace_hardirqs_off+0x310/0x310 [ 248.863911] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 248.869059] __alloc_pages_nodemask+0xa80/0xde0 [ 248.873737] ? should_fail+0x22d/0xd01 [ 248.877640] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 248.882684] ? ____cache_alloc_node+0x1c7/0x1e0 [ 248.887355] ? lock_downgrade+0x900/0x900 [ 248.891512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.897062] cache_grow_begin+0x91/0x8c0 [ 248.901138] ? do_raw_spin_unlock+0xa7/0x2f0 [ 248.905570] fallback_alloc+0x203/0x2e0 [ 248.909561] ____cache_alloc_node+0x1c7/0x1e0 [ 248.914069] kmem_cache_alloc_node+0xe3/0x730 [ 248.918581] ? ipv6_get_ifaddr+0x42e/0x620 [ 248.922839] __alloc_skb+0x119/0x770 [ 248.926570] ? skb_scrub_packet+0x490/0x490 [ 248.930905] ? lock_downgrade+0x900/0x900 [ 248.935068] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 248.940616] ? refcount_sub_and_test_checked+0x203/0x310 [ 248.946085] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 248.951559] ? addrconf_rs_timer+0x690/0x690 [ 248.955991] ndisc_alloc_skb+0x144/0x340 [ 248.960092] ndisc_send_rs+0x331/0x6e0 [ 248.964088] addrconf_rs_timer+0x314/0x690 [ 248.968345] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.972602] call_timer_fn+0x272/0x920 [ 248.976501] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 248.980749] ? process_timeout+0x40/0x40 [ 248.984815] ? trace_hardirqs_off+0xb8/0x310 [ 248.989221] ? kasan_check_read+0x11/0x20 [ 248.993372] ? do_raw_spin_unlock+0xa7/0x2f0 [ 248.997781] ? trace_hardirqs_on+0x310/0x310 [ 249.002200] ? __run_timers+0x7da/0xc70 [ 249.006184] ? lock_downgrade+0x900/0x900 [ 249.010353] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 249.015478] ? trace_hardirqs_on+0xbd/0x310 [ 249.019809] ? kasan_check_read+0x11/0x20 [ 249.023971] ? __run_timers+0x7da/0xc70 [ 249.027991] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 249.033460] ? kasan_check_write+0x14/0x20 [ 249.037706] ? do_raw_spin_lock+0xc1/0x200 [ 249.041947] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 249.046184] __run_timers+0x7e5/0xc70 [ 249.049998] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 249.055363] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 249.060839] ? timerqueue_add+0x207/0x2b0 [ 249.064991] ? enqueue_hrtimer+0x1a5/0x560 [ 249.069226] ? lock_release+0x970/0x970 [ 249.073215] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 249.078411] ? kasan_check_write+0x14/0x20 [ 249.082653] ? pvclock_read_flags+0x160/0x160 [ 249.087334] ? lock_downgrade+0x900/0x900 [ 249.091494] ? trace_hardirqs_on+0xbd/0x310 [ 249.095814] ? kvm_sched_clock_read+0x9/0x20 [ 249.100224] ? irq_exit+0x17f/0x1c0 [ 249.103860] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.109416] ? check_preemption_disabled+0x48/0x200 [ 249.114446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.119997] run_timer_softirq+0x52/0xb0 [ 249.124069] ? __this_cpu_preempt_check+0x1c/0x1f [ 249.128919] __do_softirq+0x30b/0xad8 [ 249.132729] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 249.137838] ? pvclock_read_flags+0x160/0x160 [ 249.142343] ? lapic_next_event+0x5a/0x90 [ 249.146495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.152038] ? clockevents_program_event+0x140/0x370 [ 249.157151] ? kvm_clock_read+0x18/0x30 [ 249.161131] ? kvm_sched_clock_read+0x9/0x20 [ 249.165543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.171087] ? check_preemption_disabled+0x48/0x200 [ 249.176128] irq_exit+0x17f/0x1c0 [ 249.179587] smp_apic_timer_interrupt+0x1cb/0x760 [ 249.184433] ? smp_reschedule_interrupt+0x109/0x650 [ 249.189472] ? smp_call_function_single_interrupt+0x650/0x650 [ 249.195364] ? interrupt_entry+0xb5/0xf0 [ 249.199434] ? trace_hardirqs_off_caller+0xbb/0x310 [ 249.204458] ? trace_hardirqs_off_caller+0xbb/0x310 [ 249.209483] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.214346] ? trace_hardirqs_on_caller+0x310/0x310 [ 249.219364] ? trace_hardirqs_on_caller+0x310/0x310 [ 249.224383] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.229932] ? check_preemption_disabled+0x48/0x200 [ 249.234959] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.240512] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.245369] apic_timer_interrupt+0xf/0x20 [ 249.249599] [ 249.251847] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 249.256785] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 249.275693] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 249.283416] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 249.290712] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 249.297981] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 249.305260] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 249.312531] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 249.319828] ? trace_hardirqs_on+0xb4/0x310 [ 249.324165] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.329714] skb_clone+0x1bb/0x500 [ 249.333255] ? finish_task_switch+0x1b5/0x900 [ 249.337747] ? skb_split+0x11e0/0x11e0 [ 249.341638] ? preempt_notifier_register+0x200/0x200 [ 249.346742] ? __switch_to_asm+0x34/0x70 [ 249.350803] ? __switch_to_asm+0x34/0x70 [ 249.354861] ? __switch_to_asm+0x40/0x70 [ 249.358922] ? __switch_to_asm+0x34/0x70 [ 249.362978] ? __switch_to_asm+0x40/0x70 [ 249.367033] ? __switch_to_asm+0x34/0x70 [ 249.371095] ? __switch_to_asm+0x40/0x70 [ 249.375159] ? __switch_to_asm+0x34/0x70 [ 249.379225] ? __switch_to_asm+0x34/0x70 [ 249.383287] ? __switch_to_asm+0x40/0x70 [ 249.387350] ? __switch_to_asm+0x34/0x70 [ 249.391422] bpf_clone_redirect+0xb9/0x490 [ 249.395664] ? __schedule+0x874/0x1ed0 [ 249.399565] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 249.404587] ? __sched_text_start+0x8/0x8 [ 249.408742] ? retint_kernel+0x2d/0x2d [ 249.412632] ? trace_hardirqs_on_caller+0xc0/0x310 [ 249.417567] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 249.422330] ? trace_hardirqs_off+0x310/0x310 [ 249.426838] ? bpf_test_run+0x1fc/0x5a0 [ 249.430823] ? lock_acquire+0x1ed/0x520 [ 249.434801] ? bpf_test_run+0x32e/0x5a0 [ 249.438782] ? lock_release+0x970/0x970 [ 249.442761] ? preempt_schedule+0x4d/0x60 [ 249.446914] ? preempt_schedule_common+0x1f/0xd0 [ 249.451676] ? preempt_schedule+0x4d/0x60 [ 249.455915] ? ___preempt_schedule+0x16/0x18 [ 249.460340] ? bpf_test_run+0x1c0/0x5a0 [ 249.464329] ? netlink_diag_dump+0x2a0/0x2a0 [ 249.468745] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.474285] ? bpf_test_init.isra.9+0x70/0x100 [ 249.478874] ? bpf_prog_test_run_skb+0x634/0xb40 [ 249.483652] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 249.488510] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 249.494060] ? fput+0x130/0x1a0 [ 249.497349] ? __bpf_prog_get+0x9b/0x290 [ 249.501418] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 249.506266] ? bpf_prog_test_run+0x130/0x1a0 [ 249.510680] ? __x64_sys_bpf+0x3d8/0x510 [ 249.514759] ? bpf_prog_get+0x20/0x20 [ 249.518582] ? do_syscall_64+0x1b9/0x820 [ 249.522649] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 249.528019] ? syscall_return_slowpath+0x5e0/0x5e0 [ 249.532959] ? trace_hardirqs_on_caller+0x310/0x310 [ 249.537991] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 249.543016] ? recalc_sigpending_tsk+0x180/0x180 [ 249.547786] ? kasan_check_write+0x14/0x20 [ 249.552222] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.557083] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 249.562475] warn_alloc_show_mem: 1 callbacks suppressed [ 249.562489] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 249.562491] Mem-Info: [ 249.562523] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 249.562523] active_file:15 inactive_file:16 isolated_file:0 [ 249.562523] unevictable:0 dirty:0 writeback:0 unstable:0 [ 249.562523] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 249.562523] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 249.562523] free:13758 free_pcp:319 free_cma:0 [ 249.567865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 249.567875] Call Trace: [ 249.574664] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 249.577070] [ 249.609946] Node 0 [ 249.619326] dump_stack+0x1c4/0x2b4 [ 249.621931] 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 [ 249.649592] ? dump_stack_print_info.cold.2+0x52/0x52 [ 249.651716] lowmem_reserve[]: [ 249.653957] warn_alloc.cold.119+0xb7/0x1bd [ 249.657563] 0 [ 249.683084] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 249.688261] 2819 [ 249.691377] ? lock_downgrade+0x900/0x900 [ 249.695670] 6323 [ 249.697480] ? trace_hardirqs_off+0xb8/0x310 [ 249.702292] 6323 [ 249.704363] ? trace_hardirqs_off+0xb8/0x310 [ 249.710566] __alloc_pages_slowpath+0x2667/0x2d80 [ 249.714948] Node 0 [ 249.717030] ? warn_alloc+0x120/0x120 [ 249.721424] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 249.726238] ? trace_hardirqs_on+0x310/0x310 [ 249.728448] lowmem_reserve[]: [ 249.732250] ? warn_alloc+0x120/0x120 [ 249.758947] 0 0 [ 249.763389] ? warn_alloc+0x120/0x120 [ 249.766482] 3503 [ 249.770291] ? ktime_get+0x2e1/0x440 [ 249.770311] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.772281] 3503 [ 249.776096] ? check_preemption_disabled+0x48/0x200 [ 249.781853] ? kasan_check_read+0x11/0x20 [ 249.787365] Node 0 [ 249.789430] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.794445] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 249.798567] ? should_fail+0x22d/0xd01 [ 249.800784] lowmem_reserve[]: [ 249.806323] ? rcu_bh_qs+0xc0/0xc0 [ 249.834755] 0 0 [ 249.838670] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.841754] 0 [ 249.845315] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 249.847272] 0 [ 249.852378] ? should_fail+0x22d/0xd01 [ 249.859690] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.861472] Node 0 [ 249.865361] ? should_fail+0x22d/0xd01 [ 249.870442] DMA: [ 249.872680] ? rcu_idle_enter+0x4b0/0x4b0 [ 249.876540] 1*4kB [ 249.878614] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.882739] (U) [ 249.884894] ? mark_held_locks+0x130/0x130 [ 249.889975] 0*8kB [ 249.891952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.896164] 0*16kB [ 249.898314] ? mark_held_locks+0x130/0x130 [ 249.903829] 1*32kB (U) [ 249.906080] ? rcu_irq_exit+0xce/0x100 [ 249.910294] 2*64kB [ 249.912881] ? irq_exit+0xbd/0x1c0 [ 249.916741] (U) [ 249.918980] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 249.922495] 1*128kB [ 249.924500] ? do_raw_spin_unlock+0xa7/0x2f0 [ 249.929487] (U) [ 249.931815] ? smp_call_function_single_interrupt+0x650/0x650 [ 249.936194] 1*256kB [ 249.938171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 249.944041] (U) [ 249.946381] ? ret_from_intr+0xb/0x1e [ 249.952180] 0*512kB 1*1024kB [ 249.954177] ? retint_kernel+0x2d/0x2d [ 249.957952] (U) [ 249.961060] ? trace_hardirqs_on_caller+0xc0/0x310 [ 249.964922] 1*2048kB [ 249.966905] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 249.971810] (M) [ 249.974220] ? trace_hardirqs_off+0x310/0x310 [ 249.978951] 3*4096kB [ 249.980924] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 249.980949] __alloc_pages_nodemask+0xa80/0xde0 [ 249.985418] (M) [ 249.987833] ? should_fail+0x22d/0xd01 [ 249.992910] = 15908kB [ 249.997576] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 249.999529] Node 0 [ 250.003430] ? ____cache_alloc_node+0x1c7/0x1e0 [ 250.005807] DMA32: [ 250.010822] ? lock_downgrade+0x900/0x900 [ 250.013036] 4*4kB [ 250.017706] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.019927] (M) [ 250.024084] cache_grow_begin+0x91/0x8c0 [ 250.026210] 1*8kB [ 250.031750] ? do_raw_spin_unlock+0xa7/0x2f0 [ 250.033697] (U) [ 250.037783] fallback_alloc+0x203/0x2e0 [ 250.039905] 2*16kB [ 250.044316] ____cache_alloc_node+0x1c7/0x1e0 [ 250.046266] (M) [ 250.050245] kmem_cache_alloc_node+0xe3/0x730 [ 250.052458] 2*32kB [ 250.056962] ? ipv6_get_ifaddr+0x42e/0x620 [ 250.058911] (M) [ 250.063413] __alloc_skb+0x119/0x770 [ 250.065634] 4*64kB [ 250.069870] ? skb_scrub_packet+0x490/0x490 [ 250.071823] (M) [ 250.075552] ? lock_downgrade+0x900/0x900 [ 250.077758] 4*128kB [ 250.082089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.084069] (UM) [ 250.088219] ? refcount_sub_and_test_checked+0x203/0x310 [ 250.090518] 3*256kB [ 250.096055] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 250.098091] (M) [ 250.103540] ? addrconf_rs_timer+0x690/0x690 [ 250.105838] 4*512kB [ 250.111290] ndisc_alloc_skb+0x144/0x340 [ 250.113241] (UM) [ 250.117652] ndisc_send_rs+0x331/0x6e0 [ 250.119955] 3*1024kB [ 250.124012] addrconf_rs_timer+0x314/0x690 [ 250.126052] (UM) [ 250.129938] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.132336] 3*2048kB [ 250.136578] call_timer_fn+0x272/0x920 [ 250.138616] (M) [ 250.142856] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.145244] 3*4096kB [ 250.149142] ? process_timeout+0x40/0x40 [ 250.151093] (M) [ 250.155337] ? trace_hardirqs_off+0xb8/0x310 [ 250.157713] = 25208kB [ 250.157723] Node 0 [ 250.161790] ? kasan_check_read+0x11/0x20 [ 250.163743] Normal: [ 250.168155] ? do_raw_spin_unlock+0xa7/0x2f0 [ 250.170544] 853*4kB [ 250.172783] ? trace_hardirqs_on+0x310/0x310 [ 250.176907] (UMEH) [ 250.179233] ? __run_timers+0x7da/0xc70 [ 250.183615] 371*8kB [ 250.185947] ? lock_downgrade+0x900/0x900 [ 250.190337] (UME) [ 250.192578] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 250.196529] 193*16kB [ 250.198854] ? trace_hardirqs_on+0xbd/0x310 [ 250.202977] (UME) [ 250.205138] ? kasan_check_read+0x11/0x20 [ 250.210218] 70*32kB [ 250.212635] ? __run_timers+0x7da/0xc70 [ 250.216925] (UMEH) [ 250.219087] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 250.223210] 27*64kB [ 250.225532] ? kasan_check_write+0x14/0x20 [ 250.229480] (UMH) [ 250.231720] ? do_raw_spin_lock+0xc1/0x200 [ 250.237149] 4*128kB [ 250.239472] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 250.243677] (UM) [ 250.245831] __run_timers+0x7e5/0xc70 [ 250.250048] 0*256kB [ 250.252383] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 250.256588] 0*512kB [ 250.258656] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 250.262431] 0*1024kB [ 250.264756] ? timerqueue_add+0x207/0x2b0 [ 250.270095] 0*2048kB [ 250.272440] ? enqueue_hrtimer+0x1a5/0x560 [ 250.277446] 0*4096kB [ 250.279898] ? lock_release+0x970/0x970 [ 250.283994] = 13948kB [ 250.284009] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 250.286443] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 250.290656] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 250.293063] ? kasan_check_write+0x14/0x20 [ 250.297019] 660 total pagecache pages [ 250.299432] ? pvclock_read_flags+0x160/0x160 [ 250.308253] 0 pages in swap cache [ 250.313450] ? lock_downgrade+0x900/0x900 [ 250.322012] Swap cache stats: add 0, delete 0, find 0/0 [ 250.322023] Free swap = 0kB [ 250.326268] ? trace_hardirqs_on+0xbd/0x310 [ 250.330043] Total swap = 0kB [ 250.334543] ? kvm_sched_clock_read+0x9/0x20 [ 250.334564] ? irq_exit+0x17f/0x1c0 [ 250.338006] 1965979 pages RAM [ 250.342166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.347507] 0 pages HighMem/MovableOnly [ 250.350540] ? check_preemption_disabled+0x48/0x200 [ 250.354830] 342307 pages reserved [ 250.357894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.362305] 0 pages cma reserved [ 250.365950] run_timer_softirq+0x52/0xb0 [ 250.369079] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 250.374572] ? __this_cpu_preempt_check+0x1c/0x1f [ 250.378613] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 250.383538] __do_softirq+0x30b/0xad8 [ 250.386968] syz-executor2 cpuset= [ 250.392522] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 250.395853] syz2 [ 250.399918] ? pvclock_read_flags+0x160/0x160 [ 250.406387] mems_allowed=0 [ 250.411225] ? lapic_next_event+0x5a/0x90 [ 250.447531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.453080] ? clockevents_program_event+0x140/0x370 [ 250.458198] ? kvm_clock_read+0x18/0x30 [ 250.462173] ? kvm_sched_clock_read+0x9/0x20 [ 250.466592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.472145] ? check_preemption_disabled+0x48/0x200 [ 250.477182] irq_exit+0x17f/0x1c0 [ 250.480652] smp_apic_timer_interrupt+0x1cb/0x760 [ 250.485498] ? smp_reschedule_interrupt+0x109/0x650 [ 250.490524] ? smp_call_function_single_interrupt+0x650/0x650 [ 250.496417] ? interrupt_entry+0xb5/0xf0 [ 250.500503] ? trace_hardirqs_off_caller+0xbb/0x310 [ 250.505522] ? trace_hardirqs_off_caller+0xbb/0x310 [ 250.510548] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.515404] ? trace_hardirqs_on_caller+0x310/0x310 [ 250.520428] ? trace_hardirqs_on_caller+0x310/0x310 [ 250.525452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.531085] ? check_preemption_disabled+0x48/0x200 [ 250.536114] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.540967] apic_timer_interrupt+0xf/0x20 [ 250.545193] [ 250.547437] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 250.552632] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 250.571544] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 250.579269] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 250.586549] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 250.593827] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 250.601104] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 250.608384] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 250.615689] ? trace_hardirqs_on+0x9a/0x310 [ 250.620028] ? trace_hardirqs_on+0xb4/0x310 [ 250.624385] retint_kernel+0x1b/0x2d [ 250.628113] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 250.633395] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 250.652316] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 250.660043] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 250.667315] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 250.674596] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 250.681871] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 250.689148] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 250.696456] ? trace_hardirqs_on+0x9a/0x310 [ 250.700807] ? arch_local_irq_restore+0x45/0x52 [ 250.705509] dump_stack+0x26a/0x2b4 [ 250.709159] ? dump_stack_print_info.cold.2+0x52/0x52 [ 250.714365] ? mark_held_locks+0x130/0x130 [ 250.718604] ? mark_held_locks+0x130/0x130 [ 250.722861] dump_header+0x27b/0xf72 [ 250.726585] ? rcu_read_unlock+0x16/0x60 [ 250.730660] ? pagefault_out_of_memory+0x197/0x197 [ 250.735594] ? mark_held_locks+0x130/0x130 [ 250.739838] ? percpu_ref_put_many+0x13e/0x260 [ 250.744423] ? mem_cgroup_charge_statistics+0x780/0x780 [ 250.749797] ? mem_cgroup_iter+0x1f7/0x1160 [ 250.754119] ? mark_held_locks+0x130/0x130 [ 250.758401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.763950] ? task_will_free_mem+0x239/0xb30 [ 250.768456] ? ___ratelimit+0x36f/0x655 [ 250.772434] ? lock_downgrade+0x900/0x900 [ 250.776591] ? trace_hardirqs_on+0xbd/0x310 [ 250.780916] ? kasan_check_read+0x11/0x20 [ 250.785069] ? ___ratelimit+0x36f/0x655 [ 250.789058] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 250.794510] ? trace_hardirqs_on+0x310/0x310 [ 250.798924] ? lock_downgrade+0x900/0x900 [ 250.803082] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 250.808189] ? ___ratelimit+0xaa/0x655 [ 250.812081] ? idr_get_free+0xec0/0xec0 [ 250.816057] ? kasan_check_write+0x14/0x20 [ 250.820300] ? do_raw_spin_lock+0xc1/0x200 [ 250.824559] oom_kill_process.cold.27+0x10/0x903 [ 250.829333] ? _raw_spin_unlock+0x2c/0x50 [ 250.833493] ? oom_badness+0xe6/0xaa0 [ 250.837311] ? oom_evaluate_task+0x540/0x540 [ 250.841740] ? shrink_node+0x16b0/0x16b0 [ 250.845816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 250.851370] ? oom_unkillable_task+0x383/0x580 [ 250.855958] ? out_of_memory+0x974/0x1430 [ 250.860112] ? lock_downgrade+0x900/0x900 [ 250.864278] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 250.870100] ? __cpuset_node_allowed+0x19b/0x660 [ 250.874881] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 250.880434] ? oom_evaluate_task+0x302/0x540 [ 250.884849] out_of_memory+0xa84/0x1430 [ 250.888839] ? oom_killer_disable+0x3a0/0x3a0 [ 250.893346] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 250.898285] ? __mutex_add_waiter+0x2a0/0x2a0 [ 250.902785] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 250.907802] ? find_next_bit+0x104/0x130 [ 250.911873] __alloc_pages_slowpath+0x2318/0x2d80 [ 250.916750] ? warn_alloc+0x120/0x120 [ 250.920562] ? __radix_tree_lookup+0x4c0/0x4c0 [ 250.925157] ? mark_held_locks+0x130/0x130 [ 250.929406] ? find_get_entry+0x2f2/0xc40 [ 250.933566] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 250.938511] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 250.944052] ? should_fail+0x22d/0xd01 [ 250.947943] ? ___might_sleep+0x1ed/0x300 [ 250.952095] ? lock_release+0x970/0x970 [ 250.956077] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.961188] ? __might_sleep+0x95/0x190 [ 250.965171] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 250.970015] ? free_one_page+0xcae/0x1700 [ 250.974170] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 250.979204] ? lock_downgrade+0x900/0x900 [ 250.983360] ? ___might_sleep+0x1ed/0x300 [ 250.987507] ? lock_release+0x970/0x970 [ 250.991491] ? arch_local_save_flags+0x40/0x40 [ 250.996078] ? _raw_spin_unlock+0x2c/0x50 [ 251.000230] ? free_one_page+0xcae/0x1700 [ 251.004416] ? __might_sleep+0x95/0x190 [ 251.008401] __alloc_pages_nodemask+0xa80/0xde0 [ 251.013080] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 251.018105] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 251.023928] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 251.028635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.034180] ? __do_page_cache_readahead+0x7ce/0x980 [ 251.039293] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 251.044845] alloc_pages_current+0x10c/0x210 [ 251.049263] ? lock_downgrade+0x900/0x900 [ 251.053419] __page_cache_alloc+0x38f/0x5b0 [ 251.057760] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 251.063784] ? ext4_filemap_fault+0x82/0xad [ 251.068113] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 251.072788] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.078331] ? check_preemption_disabled+0x48/0x200 [ 251.083359] filemap_fault+0x1594/0x25f0 [ 251.087433] ? __lock_page_or_retry+0xa00/0xa00 [ 251.092129] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 251.097929] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 251.102690] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 251.107457] ? filemap_map_pages+0xdea/0x1980 [ 251.111962] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 251.117759] ? kasan_check_read+0x11/0x20 [ 251.121909] ? find_get_pages_range_tag+0x1320/0x1320 [ 251.127105] ? rcu_bh_qs+0xc0/0xc0 [ 251.130645] ? unwind_dump+0x190/0x190 [ 251.134541] ? is_bpf_text_address+0xd3/0x170 [ 251.139040] ? __kernel_text_address+0xd/0x40 [ 251.143536] ? unwind_get_return_address+0x61/0xa0 [ 251.148471] ? __save_stack_trace+0x8d/0xf0 [ 251.152798] ? lock_acquire+0x1ed/0x520 [ 251.156780] ? ext4_filemap_fault+0x7a/0xad [ 251.161108] ? lock_release+0x970/0x970 [ 251.165086] ? arch_local_save_flags+0x40/0x40 [ 251.169666] ? save_stack+0x43/0xd0 [ 251.173299] ? __kasan_slab_free+0x102/0x150 [ 251.177718] ? kasan_slab_free+0xe/0x10 [ 251.181696] ? kfree+0xcf/0x230 [ 251.184977] ? do_syslog+0x1474/0x1690 [ 251.188863] ? kmsg_read+0x8f/0xc0 [ 251.192405] ? proc_reg_read+0x2a3/0x3d0 [ 251.196487] ? __vfs_read+0x117/0x9b0 [ 251.200304] ? down_read+0xb0/0x1d0 [ 251.203930] ? ext4_filemap_fault+0x7a/0xad [ 251.208252] ? __down_interruptible+0x700/0x700 [ 251.212919] ? kasan_check_write+0x14/0x20 [ 251.217164] ? trace_hardirqs_off+0xb8/0x310 [ 251.221596] ext4_filemap_fault+0x82/0xad [ 251.225758] __do_fault+0x100/0x6b0 [ 251.229387] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 251.234839] ? print_bad_pte+0x6c0/0x6c0 [ 251.238900] ? __kasan_slab_free+0x119/0x150 [ 251.243309] ? pmd_val+0x88/0x100 [ 251.246767] ? add_mm_counter_fast+0xd0/0xd0 [ 251.251223] ? pmd_val+0x88/0x100 [ 251.254686] ? add_mm_counter_fast+0xd0/0xd0 [ 251.259102] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.264654] __handle_mm_fault+0x3709/0x53e0 [ 251.269072] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 251.273939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.279512] ? unuse_pde+0x40/0x80 [ 251.283075] ? __f_unlock_pos+0x19/0x20 [ 251.287085] ? lock_acquire+0x1ed/0x520 [ 251.291072] ? handle_mm_fault+0x42a/0xc70 [ 251.295320] ? lock_downgrade+0x900/0x900 [ 251.299476] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 251.305275] ? __do_page_fault+0x67d/0xed0 [ 251.309512] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 251.314977] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.320534] ? check_preemption_disabled+0x48/0x200 [ 251.325558] handle_mm_fault+0x54f/0xc70 [ 251.329636] ? __handle_mm_fault+0x53e0/0x53e0 [ 251.334243] ? find_vma+0x34/0x190 [ 251.337793] __do_page_fault+0x67d/0xed0 [ 251.341866] ? mm_fault_error+0x380/0x380 [ 251.346021] ? trace_hardirqs_off+0xb8/0x310 [ 251.350443] ? trace_hardirqs_on+0x310/0x310 [ 251.354876] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 251.360249] ? trace_hardirqs_on+0x310/0x310 [ 251.364671] do_page_fault+0xf2/0x7e0 [ 251.368482] ? vmalloc_sync_all+0x30/0x30 [ 251.372635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.378175] ? error_entry+0x70/0xd0 [ 251.381894] ? trace_hardirqs_off_caller+0xbb/0x310 [ 251.386914] ? trace_hardirqs_on_caller+0xc0/0x310 [ 251.391851] ? syscall_return_slowpath+0x5e0/0x5e0 [ 251.396783] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.401651] ? trace_hardirqs_on_caller+0x310/0x310 [ 251.406683] ? trace_hardirqs_off+0x310/0x310 [ 251.411199] ? prepare_exit_to_usermode+0x291/0x3b0 [ 251.416235] ? page_fault+0x8/0x30 [ 251.419788] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.424646] ? page_fault+0x8/0x30 [ 251.428190] page_fault+0x1e/0x30 [ 251.431644] RIP: 0033:0x7f55b1a571fd [ 251.435360] Code: Bad RIP value. [ 251.438720] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 251.444080] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 251.451348] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 251.458630] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 251.465919] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 251.473198] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 251.480508] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 251.480556] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 251.487716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.487721] Call Trace: [ 251.487728] [ 251.487752] dump_stack+0x1c4/0x2b4 [ 251.487780] ? dump_stack_print_info.cold.2+0x52/0x52 [ 251.494319] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 251.503654] warn_alloc.cold.119+0xb7/0x1bd [ 251.506218] rsyslogd cpuset= [ 251.508372] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 251.511973] / [ 251.517176] ? lock_downgrade+0x900/0x900 [ 251.527208] mems_allowed=0 [ 251.548188] ? trace_hardirqs_off+0xb8/0x310 [ 251.552624] ? trace_hardirqs_off+0xb8/0x310 [ 251.557066] __alloc_pages_slowpath+0x2667/0x2d80 [ 251.561946] ? warn_alloc+0x120/0x120 [ 251.565761] ? trace_hardirqs_on+0x310/0x310 [ 251.570184] ? warn_alloc+0x120/0x120 [ 251.574003] ? warn_alloc+0x120/0x120 [ 251.577814] ? ktime_get+0x2e1/0x440 [ 251.581548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.587107] ? check_preemption_disabled+0x48/0x200 [ 251.592157] ? kasan_check_read+0x11/0x20 [ 251.596323] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.601900] ? should_fail+0x22d/0xd01 [ 251.605808] ? rcu_bh_qs+0xc0/0xc0 [ 251.609377] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.614508] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 251.620069] ? should_fail+0x22d/0xd01 [ 251.623984] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.629110] ? should_fail+0x22d/0xd01 [ 251.633030] ? rcu_idle_enter+0x4b0/0x4b0 [ 251.637209] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.642359] ? mark_held_locks+0x130/0x130 [ 251.646616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.652193] ? mark_held_locks+0x130/0x130 [ 251.656453] ? rcu_irq_exit+0xce/0x100 [ 251.660368] ? irq_exit+0xbd/0x1c0 [ 251.663931] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 251.668999] ? do_raw_spin_unlock+0xa7/0x2f0 [ 251.673448] ? smp_call_function_single_interrupt+0x650/0x650 [ 251.679351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.684922] ? ret_from_intr+0xb/0x1e [ 251.688745] ? retint_kernel+0x2d/0x2d [ 251.692650] ? trace_hardirqs_on_caller+0xc0/0x310 [ 251.697594] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 251.702372] ? trace_hardirqs_off+0x310/0x310 [ 251.706884] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 251.712019] __alloc_pages_nodemask+0xa80/0xde0 [ 251.716712] ? should_fail+0x22d/0xd01 [ 251.720632] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 251.725691] ? ____cache_alloc_node+0x1c7/0x1e0 [ 251.730387] ? lock_downgrade+0x900/0x900 [ 251.734570] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.740132] cache_grow_begin+0x91/0x8c0 [ 251.744209] ? do_raw_spin_unlock+0xa7/0x2f0 [ 251.748630] fallback_alloc+0x203/0x2e0 [ 251.752633] ____cache_alloc_node+0x1c7/0x1e0 [ 251.757153] kmem_cache_alloc_node+0xe3/0x730 [ 251.761670] ? ipv6_get_ifaddr+0x42e/0x620 [ 251.765919] __alloc_skb+0x119/0x770 [ 251.769639] ? skb_scrub_packet+0x490/0x490 [ 251.773976] ? lock_downgrade+0x900/0x900 [ 251.778140] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.783686] ? refcount_sub_and_test_checked+0x203/0x310 [ 251.789148] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 251.794774] ? addrconf_rs_timer+0x690/0x690 [ 251.799456] ndisc_alloc_skb+0x144/0x340 [ 251.803522] ndisc_send_rs+0x331/0x6e0 [ 251.807414] addrconf_rs_timer+0x314/0x690 [ 251.811656] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.815905] call_timer_fn+0x272/0x920 [ 251.819798] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.824047] ? process_timeout+0x40/0x40 [ 251.828108] ? trace_hardirqs_off+0xb8/0x310 [ 251.832531] ? kasan_check_read+0x11/0x20 [ 251.836685] ? do_raw_spin_unlock+0xa7/0x2f0 [ 251.841096] ? trace_hardirqs_on+0x310/0x310 [ 251.845514] ? __run_timers+0x7da/0xc70 [ 251.849488] ? lock_downgrade+0x900/0x900 [ 251.853639] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 251.858743] ? trace_hardirqs_on+0xbd/0x310 [ 251.863062] ? kasan_check_read+0x11/0x20 [ 251.867215] ? __run_timers+0x7da/0xc70 [ 251.871198] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 251.876664] ? kasan_check_write+0x14/0x20 [ 251.880908] ? do_raw_spin_lock+0xc1/0x200 [ 251.885158] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 251.889452] __run_timers+0x7e5/0xc70 [ 251.893279] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 251.898652] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 251.903674] ? timerqueue_add+0x207/0x2b0 [ 251.907825] ? enqueue_hrtimer+0x1a5/0x560 [ 251.912063] ? lock_release+0x970/0x970 [ 251.916040] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 251.921239] ? kasan_check_write+0x14/0x20 [ 251.925479] ? pvclock_read_flags+0x160/0x160 [ 251.929986] ? lock_downgrade+0x900/0x900 [ 251.934154] ? trace_hardirqs_on+0xbd/0x310 [ 251.938482] ? kvm_sched_clock_read+0x9/0x20 [ 251.942898] ? irq_exit+0x17f/0x1c0 [ 251.946529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.952270] ? check_preemption_disabled+0x48/0x200 [ 251.957287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.962841] run_timer_softirq+0x52/0xb0 [ 251.966916] ? __this_cpu_preempt_check+0x1c/0x1f [ 251.971768] __do_softirq+0x30b/0xad8 [ 251.975582] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 251.980697] ? pvclock_read_flags+0x160/0x160 [ 251.985200] ? lapic_next_event+0x5a/0x90 [ 251.989362] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 251.994915] ? clockevents_program_event+0x140/0x370 [ 252.000037] ? kvm_clock_read+0x18/0x30 [ 252.004023] ? kvm_sched_clock_read+0x9/0x20 [ 252.008474] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.014037] ? check_preemption_disabled+0x48/0x200 [ 252.019079] irq_exit+0x17f/0x1c0 [ 252.022551] smp_apic_timer_interrupt+0x1cb/0x760 [ 252.027404] ? smp_reschedule_interrupt+0x109/0x650 [ 252.032432] ? smp_call_function_single_interrupt+0x650/0x650 [ 252.038331] ? interrupt_entry+0xb5/0xf0 [ 252.042403] ? trace_hardirqs_off_caller+0xbb/0x310 [ 252.047429] ? trace_hardirqs_off_caller+0xbb/0x310 [ 252.052458] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 252.057326] ? trace_hardirqs_on_caller+0x310/0x310 [ 252.062348] ? trace_hardirqs_on_caller+0x310/0x310 [ 252.067381] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.072922] ? check_preemption_disabled+0x48/0x200 [ 252.077937] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.083486] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 252.088445] apic_timer_interrupt+0xf/0x20 [ 252.092682] [ 252.094934] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 252.099866] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 252.118784] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 252.126508] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 252.133777] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 252.141049] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 252.148325] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 252.155606] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 252.162903] ? trace_hardirqs_on+0xb4/0x310 [ 252.167238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.172788] skb_clone+0x1bb/0x500 [ 252.176334] ? finish_task_switch+0x1b5/0x900 [ 252.180844] ? skb_split+0x11e0/0x11e0 [ 252.184735] ? preempt_notifier_register+0x200/0x200 [ 252.189837] ? __switch_to_asm+0x34/0x70 [ 252.193901] ? __switch_to_asm+0x34/0x70 [ 252.197960] ? __switch_to_asm+0x40/0x70 [ 252.202021] ? __switch_to_asm+0x34/0x70 [ 252.206102] ? __switch_to_asm+0x40/0x70 [ 252.210170] ? __switch_to_asm+0x34/0x70 [ 252.214231] ? __switch_to_asm+0x40/0x70 [ 252.218290] ? __switch_to_asm+0x34/0x70 [ 252.222372] ? __switch_to_asm+0x34/0x70 [ 252.226431] ? __switch_to_asm+0x40/0x70 [ 252.230492] ? __switch_to_asm+0x34/0x70 [ 252.234567] bpf_clone_redirect+0xb9/0x490 [ 252.238804] ? __schedule+0x874/0x1ed0 [ 252.242698] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 252.247729] ? __sched_text_start+0x8/0x8 [ 252.251884] ? retint_kernel+0x2d/0x2d [ 252.255783] ? trace_hardirqs_on_caller+0xc0/0x310 [ 252.260719] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 252.265484] ? trace_hardirqs_off+0x310/0x310 [ 252.269983] ? bpf_test_run+0x1fc/0x5a0 [ 252.273968] ? lock_acquire+0x1ed/0x520 [ 252.277941] ? bpf_test_run+0x32e/0x5a0 [ 252.281921] ? lock_release+0x970/0x970 [ 252.286075] ? preempt_schedule+0x4d/0x60 [ 252.290232] ? preempt_schedule_common+0x1f/0xd0 [ 252.294994] ? preempt_schedule+0x4d/0x60 [ 252.299151] ? ___preempt_schedule+0x16/0x18 [ 252.303567] ? bpf_test_run+0x1c0/0x5a0 [ 252.307552] ? netlink_diag_dump+0x2a0/0x2a0 [ 252.311987] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.317524] ? bpf_test_init.isra.9+0x70/0x100 [ 252.322122] ? bpf_prog_test_run_skb+0x634/0xb40 [ 252.326887] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 252.331730] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 252.337300] ? fput+0x130/0x1a0 [ 252.340589] ? __bpf_prog_get+0x9b/0x290 [ 252.344657] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 252.349504] ? bpf_prog_test_run+0x130/0x1a0 [ 252.353918] ? __x64_sys_bpf+0x3d8/0x510 [ 252.358008] ? bpf_prog_get+0x20/0x20 [ 252.361863] ? do_syscall_64+0x1b9/0x820 [ 252.365935] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 252.371341] ? syscall_return_slowpath+0x5e0/0x5e0 [ 252.376281] ? trace_hardirqs_on_caller+0x310/0x310 [ 252.381303] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 252.386336] ? recalc_sigpending_tsk+0x180/0x180 [ 252.391096] ? kasan_check_write+0x14/0x20 [ 252.395351] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 252.400204] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 252.405583] warn_alloc_show_mem: 1 callbacks suppressed [ 252.405595] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 252.405597] Mem-Info: [ 252.405629] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 252.405629] active_file:15 inactive_file:16 isolated_file:0 [ 252.405629] unevictable:0 dirty:0 writeback:0 unstable:0 [ 252.405629] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 252.405629] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 252.405629] free:13758 free_pcp:319 free_cma:0 [ 252.410987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 252.417754] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 252.420157] Call Trace: [ 252.453035] Node 0 [ 252.462397] [ 252.490115] 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 [ 252.492697] dump_stack+0x1c4/0x2b4 [ 252.494912] lowmem_reserve[]: [ 252.497079] ? dump_stack_print_info.cold.2+0x52/0x52 [ 252.522580] 0 [ 252.526227] warn_alloc.cold.119+0xb7/0x1bd [ 252.529310] 2819 [ 252.534513] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 252.536295] 6323 [ 252.540638] ? lock_downgrade+0x900/0x900 [ 252.542674] 6323 [ 252.547548] ? trace_hardirqs_off+0xb8/0x310 [ 252.549594] Node 0 [ 252.553757] ? trace_hardirqs_off+0xb8/0x310 [ 252.555823] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 252.560215] __alloc_pages_slowpath+0x2667/0x2d80 [ 252.562426] lowmem_reserve[]: [ 252.566863] ? warn_alloc+0x120/0x120 [ 252.593562] 0 [ 252.598426] ? lock_release+0x970/0x970 [ 252.601514] 0 [ 252.605333] ? warn_alloc+0x120/0x120 [ 252.607123] 3503 [ 252.611099] ? trace_hardirqs_on+0x310/0x310 [ 252.612878] 3503 [ 252.616685] ? warn_alloc+0x120/0x120 [ 252.623151] ? mark_held_locks+0x130/0x130 [ 252.625188] Node 0 [ 252.628993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.633230] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 252.635448] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.640954] lowmem_reserve[]: 0 [ 252.669442] ? should_fail+0x22d/0xd01 [ 252.674959] 0 0 [ 252.678269] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.682137] 0 [ 252.684121] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 252.689204] Node 0 [ 252.691012] ? should_fail+0x22d/0xd01 [ 252.696515] DMA: 1*4kB [ 252.698769] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.702620] (U) 0*8kB [ 252.705220] ? should_fail+0x22d/0xd01 [ 252.710296] 0*16kB [ 252.712801] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.716671] 1*32kB [ 252.718923] ? mark_held_locks+0x130/0x130 [ 252.724012] (U) [ 252.726270] ? mark_held_locks+0x130/0x130 [ 252.730490] 2*64kB [ 252.732492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.736711] (U) [ 252.738979] ? trace_hardirqs_off+0xb8/0x310 [ 252.744491] 1*128kB (U) [ 252.746487] ? kasan_check_read+0x11/0x20 [ 252.750875] 1*256kB [ 252.753554] ? do_raw_spin_unlock+0xa7/0x2f0 [ 252.757678] (U) [ 252.760006] ? trace_hardirqs_on+0x310/0x310 [ 252.764388] 0*512kB [ 252.766368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.770753] 1*1024kB [ 252.773080] ? wq_watchdog_touch+0x9c/0xfe [ 252.778590] (U) [ 252.781010] ? io_serial_in+0x11/0x90 [ 252.785222] 1*2048kB [ 252.787200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.790973] (M) [ 252.793389] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 252.798911] 3*4096kB [ 252.800919] __alloc_pages_nodemask+0xa80/0xde0 [ 252.805999] (M) [ 252.808418] ? should_fail+0x22d/0xd01 [ 252.813058] = 15908kB [ 252.813069] Node 0 [ 252.815052] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 252.818912] DMA32: [ 252.821368] ? ____cache_alloc_node+0x1c7/0x1e0 [ 252.823576] 4*4kB [ 252.828603] ? lock_downgrade+0x900/0x900 [ 252.830811] (M) [ 252.835492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.837615] 1*8kB [ 252.841785] cache_grow_begin+0x91/0x8c0 [ 252.843738] (U) [ 252.849281] ? do_raw_spin_unlock+0xa7/0x2f0 [ 252.851403] 2*16kB [ 252.855466] fallback_alloc+0x203/0x2e0 [ 252.857414] (M) [ 252.861822] ____cache_alloc_node+0x1c7/0x1e0 [ 252.864027] 2*32kB (M) [ 252.868026] kmem_cache_alloc_node+0xe3/0x730 [ 252.869992] 4*64kB [ 252.874509] ? ipv6_get_ifaddr+0x42e/0x620 [ 252.877079] (M) [ 252.881583] __alloc_skb+0x119/0x770 [ 252.883789] 4*128kB [ 252.888029] ? skb_scrub_packet+0x490/0x490 [ 252.889975] (UM) [ 252.893706] ? lock_downgrade+0x900/0x900 [ 252.896006] 3*256kB [ 252.900333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 252.902373] (M) [ 252.906527] ? refcount_sub_and_test_checked+0x203/0x310 [ 252.908826] 4*512kB [ 252.914396] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 252.916358] (UM) [ 252.921823] ? addrconf_rs_timer+0x690/0x690 [ 252.924128] 3*1024kB [ 252.929587] ndisc_alloc_skb+0x144/0x340 [ 252.931615] (UM) [ 252.936038] ndisc_send_rs+0x331/0x6e0 [ 252.938425] 3*2048kB [ 252.942497] addrconf_rs_timer+0x314/0x690 [ 252.944528] (M) [ 252.948422] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.950832] 3*4096kB [ 252.955075] call_timer_fn+0x272/0x920 [ 252.957034] (M) [ 252.961285] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 252.963675] = 25208kB [ 252.967564] ? process_timeout+0x40/0x40 [ 252.969526] Node 0 [ 252.973784] ? trace_hardirqs_off+0xb8/0x310 [ 252.976183] Normal: [ 252.980252] ? kasan_check_read+0x11/0x20 [ 252.982467] 853*4kB [ 252.986874] ? do_raw_spin_unlock+0xa7/0x2f0 [ 252.989172] (UMEH) [ 252.993321] ? trace_hardirqs_on+0x310/0x310 [ 252.995627] 371*8kB (UME) [ 253.000053] ? __run_timers+0x7da/0xc70 [ 253.002270] 193*16kB [ 253.006694] ? lock_downgrade+0x900/0x900 [ 253.009505] (UME) [ 253.013489] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 253.015878] 70*32kB [ 253.020028] ? trace_hardirqs_on+0xbd/0x310 [ 253.022153] (UMEH) [ 253.027265] ? kasan_check_read+0x11/0x20 [ 253.029574] 27*64kB (UMH) [ 253.033959] ? __run_timers+0x7da/0xc70 [ 253.036176] 4*128kB [ 253.040334] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 253.043159] (UM) [ 253.047131] ? kasan_check_write+0x14/0x20 [ 253.049441] 0*256kB [ 253.054891] ? do_raw_spin_lock+0xc1/0x200 [ 253.056927] 0*512kB [ 253.061325] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 253.063641] 0*1024kB [ 253.067879] __run_timers+0x7e5/0xc70 [ 253.070181] 0*2048kB [ 253.074422] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 253.076804] 0*4096kB [ 253.080602] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 253.082991] = 13948kB [ 253.088355] ? timerqueue_add+0x207/0x2b0 [ 253.090753] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 253.095760] ? enqueue_hrtimer+0x1a5/0x560 [ 253.098158] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 253.102301] ? lock_release+0x970/0x970 [ 253.111126] 660 total pagecache pages [ 253.115355] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 253.123906] 0 pages in swap cache [ 253.127875] ? kasan_check_write+0x14/0x20 [ 253.131648] Swap cache stats: add 0, delete 0, find 0/0 [ 253.131658] Free swap = 0kB [ 253.136849] ? pvclock_read_flags+0x160/0x160 [ 253.140281] Total swap = 0kB [ 253.144514] ? lock_downgrade+0x900/0x900 [ 253.149852] 1965979 pages RAM [ 253.152870] ? trace_hardirqs_on+0xbd/0x310 [ 253.157347] 0 pages HighMem/MovableOnly [ 253.160366] ? kvm_sched_clock_read+0x9/0x20 [ 253.164487] 342307 pages reserved [ 253.164497] 0 pages cma reserved [ 253.167615] ? irq_exit+0x17f/0x1c0 [ 253.171973] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 253.175895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.175913] ? check_preemption_disabled+0x48/0x200 [ 253.175930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.180467] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 253.183789] run_timer_softirq+0x52/0xb0 [ 253.187135] syz-executor2 cpuset= [ 253.190767] ? __this_cpu_preempt_check+0x1c/0x1f [ 253.197246] syz2 [ 253.202784] __do_softirq+0x30b/0xad8 [ 253.207776] mems_allowed=0 [ 253.213321] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 253.249925] ? pvclock_read_flags+0x160/0x160 [ 253.254425] ? lapic_next_event+0x5a/0x90 [ 253.258575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.264129] ? clockevents_program_event+0x140/0x370 [ 253.269255] ? kvm_clock_read+0x18/0x30 [ 253.273231] ? kvm_sched_clock_read+0x9/0x20 [ 253.277664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.283220] ? check_preemption_disabled+0x48/0x200 [ 253.288275] irq_exit+0x17f/0x1c0 [ 253.291736] smp_apic_timer_interrupt+0x1cb/0x760 [ 253.296596] ? smp_reschedule_interrupt+0x109/0x650 [ 253.301631] ? smp_call_function_single_interrupt+0x650/0x650 [ 253.307534] ? interrupt_entry+0xb5/0xf0 [ 253.311609] ? trace_hardirqs_off_caller+0xbb/0x310 [ 253.316642] ? trace_hardirqs_off_caller+0xbb/0x310 [ 253.321673] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.326537] ? trace_hardirqs_on_caller+0x310/0x310 [ 253.331569] ? trace_hardirqs_on_caller+0x310/0x310 [ 253.336597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.342152] ? check_preemption_disabled+0x48/0x200 [ 253.347181] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.352036] apic_timer_interrupt+0xf/0x20 [ 253.356264] [ 253.358517] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 253.363706] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 253.382610] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 253.390339] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 253.397606] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 253.404883] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 253.412154] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 253.419426] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 253.426721] ? trace_hardirqs_on+0x9a/0x310 [ 253.431054] ? trace_hardirqs_on+0xb4/0x310 [ 253.435486] retint_kernel+0x1b/0x2d [ 253.439205] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 253.444480] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 253.463384] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 253.471094] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 253.478365] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 253.485666] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 253.492943] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 253.500211] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 253.507504] ? trace_hardirqs_on+0x9a/0x310 [ 253.511835] ? arch_local_irq_restore+0x45/0x52 [ 253.516513] dump_stack+0x26a/0x2b4 [ 253.520145] ? dump_stack_print_info.cold.2+0x52/0x52 [ 253.525358] ? mark_held_locks+0x130/0x130 [ 253.529600] ? mark_held_locks+0x130/0x130 [ 253.533849] dump_header+0x27b/0xf72 [ 253.537571] ? rcu_read_unlock+0x16/0x60 [ 253.541728] ? pagefault_out_of_memory+0x197/0x197 [ 253.546670] ? mark_held_locks+0x130/0x130 [ 253.550909] ? percpu_ref_put_many+0x13e/0x260 [ 253.555529] ? mem_cgroup_charge_statistics+0x780/0x780 [ 253.560931] ? mem_cgroup_iter+0x1f7/0x1160 [ 253.565263] ? mark_held_locks+0x130/0x130 [ 253.569510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.575054] ? task_will_free_mem+0x239/0xb30 [ 253.579570] ? ___ratelimit+0x36f/0x655 [ 253.583553] ? lock_downgrade+0x900/0x900 [ 253.587712] ? trace_hardirqs_on+0xbd/0x310 [ 253.592039] ? kasan_check_read+0x11/0x20 [ 253.596200] ? ___ratelimit+0x36f/0x655 [ 253.600186] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 253.605664] ? trace_hardirqs_on+0x310/0x310 [ 253.610087] ? lock_downgrade+0x900/0x900 [ 253.614250] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 253.619378] ? ___ratelimit+0xaa/0x655 [ 253.623292] ? idr_get_free+0xec0/0xec0 [ 253.627296] ? kasan_check_write+0x14/0x20 [ 253.631560] ? do_raw_spin_lock+0xc1/0x200 [ 253.635819] oom_kill_process.cold.27+0x10/0x903 [ 253.640594] ? _raw_spin_unlock+0x2c/0x50 [ 253.644771] ? oom_badness+0xe6/0xaa0 [ 253.648589] ? oom_evaluate_task+0x540/0x540 [ 253.653037] ? shrink_node+0x16b0/0x16b0 [ 253.657126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.662692] ? oom_unkillable_task+0x383/0x580 [ 253.667299] ? out_of_memory+0x974/0x1430 [ 253.671477] ? lock_downgrade+0x900/0x900 [ 253.675662] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 253.681488] ? __cpuset_node_allowed+0x19b/0x660 [ 253.686274] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 253.691820] ? oom_evaluate_task+0x302/0x540 [ 253.696238] out_of_memory+0xa84/0x1430 [ 253.700221] ? oom_killer_disable+0x3a0/0x3a0 [ 253.704726] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 253.709663] ? __mutex_add_waiter+0x2a0/0x2a0 [ 253.714166] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 253.719185] ? find_next_bit+0x104/0x130 [ 253.723266] __alloc_pages_slowpath+0x2318/0x2d80 [ 253.728144] ? warn_alloc+0x120/0x120 [ 253.731956] ? __radix_tree_lookup+0x4c0/0x4c0 [ 253.736554] ? mark_held_locks+0x130/0x130 [ 253.740808] ? find_get_entry+0x2f2/0xc40 [ 253.745001] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 253.749950] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.755489] ? should_fail+0x22d/0xd01 [ 253.759380] ? ___might_sleep+0x1ed/0x300 [ 253.763526] ? lock_release+0x970/0x970 [ 253.767514] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.772629] ? __might_sleep+0x95/0x190 [ 253.776615] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 253.781480] ? free_one_page+0xcae/0x1700 [ 253.785638] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 253.790662] ? lock_downgrade+0x900/0x900 [ 253.794815] ? ___might_sleep+0x1ed/0x300 [ 253.798964] ? lock_release+0x970/0x970 [ 253.802946] ? arch_local_save_flags+0x40/0x40 [ 253.807532] ? _raw_spin_unlock+0x2c/0x50 [ 253.811687] ? free_one_page+0xcae/0x1700 [ 253.815840] ? __might_sleep+0x95/0x190 [ 253.819822] __alloc_pages_nodemask+0xa80/0xde0 [ 253.824502] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 253.829529] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 253.835337] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 253.840020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 253.845568] ? __do_page_cache_readahead+0x7ce/0x980 [ 253.850685] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 253.856231] alloc_pages_current+0x10c/0x210 [ 253.860651] ? lock_downgrade+0x900/0x900 [ 253.864808] __page_cache_alloc+0x38f/0x5b0 [ 253.869134] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 253.874935] ? ext4_filemap_fault+0x82/0xad [ 253.879262] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 253.883936] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 253.889483] ? check_preemption_disabled+0x48/0x200 [ 253.894509] filemap_fault+0x1594/0x25f0 [ 253.898585] ? __lock_page_or_retry+0xa00/0xa00 [ 253.903268] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 253.909072] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 253.913925] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 253.918693] ? filemap_map_pages+0xdea/0x1980 [ 253.923202] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 253.928999] ? kasan_check_read+0x11/0x20 [ 253.933166] ? find_get_pages_range_tag+0x1320/0x1320 [ 253.938369] ? rcu_bh_qs+0xc0/0xc0 [ 253.941916] ? unwind_dump+0x190/0x190 [ 253.945810] ? is_bpf_text_address+0xd3/0x170 [ 253.950313] ? __kernel_text_address+0xd/0x40 [ 253.955354] ? unwind_get_return_address+0x61/0xa0 [ 253.960294] ? __save_stack_trace+0x8d/0xf0 [ 253.964637] ? lock_acquire+0x1ed/0x520 [ 253.968617] ? ext4_filemap_fault+0x7a/0xad [ 253.972960] ? lock_release+0x970/0x970 [ 253.976940] ? arch_local_save_flags+0x40/0x40 [ 253.981608] ? save_stack+0x43/0xd0 [ 253.985242] ? __kasan_slab_free+0x102/0x150 [ 253.989650] ? kasan_slab_free+0xe/0x10 [ 253.993648] ? kfree+0xcf/0x230 [ 253.996929] ? do_syslog+0x1474/0x1690 [ 254.000813] ? kmsg_read+0x8f/0xc0 [ 254.004358] ? proc_reg_read+0x2a3/0x3d0 [ 254.008421] ? __vfs_read+0x117/0x9b0 [ 254.012234] ? down_read+0xb0/0x1d0 [ 254.015872] ? ext4_filemap_fault+0x7a/0xad [ 254.020199] ? __down_interruptible+0x700/0x700 [ 254.024866] ? kasan_check_write+0x14/0x20 [ 254.029108] ? trace_hardirqs_off+0xb8/0x310 [ 254.033531] ext4_filemap_fault+0x82/0xad [ 254.037697] __do_fault+0x100/0x6b0 [ 254.041336] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 254.046794] ? print_bad_pte+0x6c0/0x6c0 [ 254.050856] ? __kasan_slab_free+0x119/0x150 [ 254.055279] ? pmd_val+0x88/0x100 [ 254.058737] ? add_mm_counter_fast+0xd0/0xd0 [ 254.063149] ? pmd_val+0x88/0x100 [ 254.066604] ? add_mm_counter_fast+0xd0/0xd0 [ 254.071040] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.076591] __handle_mm_fault+0x3709/0x53e0 [ 254.081012] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 254.085864] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.091410] ? unuse_pde+0x40/0x80 [ 254.094957] ? __f_unlock_pos+0x19/0x20 [ 254.098967] ? lock_acquire+0x1ed/0x520 [ 254.102956] ? handle_mm_fault+0x42a/0xc70 [ 254.107197] ? lock_downgrade+0x900/0x900 [ 254.111362] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 254.117280] ? __do_page_fault+0x67d/0xed0 [ 254.121546] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 254.127038] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.132605] ? check_preemption_disabled+0x48/0x200 [ 254.137687] handle_mm_fault+0x54f/0xc70 [ 254.141790] ? __handle_mm_fault+0x53e0/0x53e0 [ 254.146423] ? find_vma+0x34/0x190 [ 254.149979] __do_page_fault+0x67d/0xed0 [ 254.154066] ? mm_fault_error+0x380/0x380 [ 254.158229] ? trace_hardirqs_off+0xb8/0x310 [ 254.162654] ? trace_hardirqs_on+0x310/0x310 [ 254.167078] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 254.172463] ? trace_hardirqs_on+0x310/0x310 [ 254.176901] do_page_fault+0xf2/0x7e0 [ 254.180720] ? vmalloc_sync_all+0x30/0x30 [ 254.184886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.190444] ? error_entry+0x70/0xd0 [ 254.194173] ? trace_hardirqs_off_caller+0xbb/0x310 [ 254.199205] ? trace_hardirqs_on_caller+0xc0/0x310 [ 254.204154] ? syscall_return_slowpath+0x5e0/0x5e0 [ 254.209099] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.213961] ? trace_hardirqs_on_caller+0x310/0x310 [ 254.218987] ? trace_hardirqs_off+0x310/0x310 [ 254.223511] ? prepare_exit_to_usermode+0x291/0x3b0 [ 254.228563] ? page_fault+0x8/0x30 [ 254.232122] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.236984] ? page_fault+0x8/0x30 [ 254.240552] page_fault+0x1e/0x30 [ 254.244018] RIP: 0033:0x7f55b1a571fd [ 254.247740] Code: Bad RIP value. [ 254.251110] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 254.256475] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 254.263754] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 254.271037] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 254.278340] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 254.285646] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 254.292956] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 254.293002] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 254.300164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.300169] Call Trace: [ 254.300175] [ 254.300200] dump_stack+0x1c4/0x2b4 [ 254.300217] ? dump_stack_print_info.cold.2+0x52/0x52 [ 254.300240] warn_alloc.cold.119+0xb7/0x1bd [ 254.306822] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 254.316097] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 254.318660] rsyslogd cpuset= [ 254.320814] ? lock_downgrade+0x900/0x900 [ 254.324415] / [ 254.329608] ? trace_hardirqs_off+0xb8/0x310 [ 254.333910] mems_allowed=0 [ 254.343970] ? trace_hardirqs_off+0xb8/0x310 [ 254.369496] __alloc_pages_slowpath+0x2667/0x2d80 [ 254.374367] ? warn_alloc+0x120/0x120 [ 254.378178] ? warn_alloc+0x120/0x120 [ 254.381984] ? warn_alloc+0x120/0x120 [ 254.385792] ? idle_cpu+0x1d0/0x1d0 [ 254.389419] ? kvm_sched_clock_read+0x9/0x20 [ 254.393830] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.399373] ? should_fail+0x22d/0xd01 [ 254.403266] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 254.408373] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.413912] ? should_fail+0x22d/0xd01 [ 254.417805] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 254.423092] ? should_fail+0x22d/0xd01 [ 254.426992] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 254.432105] ? mark_held_locks+0x130/0x130 [ 254.436345] ? update_curr+0x200/0xbe0 [ 254.440244] ? mark_held_locks+0x130/0x130 [ 254.444505] ? try_to_wake_up+0x10a/0x12f0 [ 254.448752] ? lock_downgrade+0x900/0x900 [ 254.452918] ? trace_hardirqs_off+0xb8/0x310 [ 254.457334] ? kasan_check_read+0x11/0x20 [ 254.461492] ? do_raw_spin_unlock+0xa7/0x2f0 [ 254.465909] ? trace_hardirqs_on+0x310/0x310 [ 254.470327] ? kasan_check_write+0x14/0x20 [ 254.474577] ? do_raw_spin_lock+0xc1/0x200 [ 254.478922] __alloc_pages_nodemask+0xa80/0xde0 [ 254.483599] ? should_fail+0x22d/0xd01 [ 254.487501] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 254.492633] ? ____cache_alloc_node+0x1c7/0x1e0 [ 254.497311] ? lock_downgrade+0x900/0x900 [ 254.501508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.507069] cache_grow_begin+0x91/0x8c0 [ 254.511152] ? do_raw_spin_unlock+0xa7/0x2f0 [ 254.515596] fallback_alloc+0x203/0x2e0 [ 254.519587] ____cache_alloc_node+0x1c7/0x1e0 [ 254.524110] kmem_cache_alloc_node+0xe3/0x730 [ 254.528637] ? ipv6_get_ifaddr+0x42e/0x620 [ 254.532893] __alloc_skb+0x119/0x770 [ 254.536631] ? skb_scrub_packet+0x490/0x490 [ 254.540968] ? lock_downgrade+0x900/0x900 [ 254.545148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.550700] ? refcount_sub_and_test_checked+0x203/0x310 [ 254.556171] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 254.561657] ? addrconf_rs_timer+0x690/0x690 [ 254.566126] ndisc_alloc_skb+0x144/0x340 [ 254.570215] ndisc_send_rs+0x331/0x6e0 [ 254.574132] addrconf_rs_timer+0x314/0x690 [ 254.578393] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.582658] call_timer_fn+0x272/0x920 [ 254.586575] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.590828] ? process_timeout+0x40/0x40 [ 254.594900] ? trace_hardirqs_off+0xb8/0x310 [ 254.599324] ? kasan_check_read+0x11/0x20 [ 254.603499] ? do_raw_spin_unlock+0xa7/0x2f0 [ 254.607939] ? trace_hardirqs_on+0x310/0x310 [ 254.612368] ? __run_timers+0x7da/0xc70 [ 254.616361] ? lock_downgrade+0x900/0x900 [ 254.620581] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 254.625706] ? trace_hardirqs_on+0xbd/0x310 [ 254.630043] ? kasan_check_read+0x11/0x20 [ 254.634211] ? __run_timers+0x7da/0xc70 [ 254.638217] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 254.643697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.649259] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 254.653511] __run_timers+0x7e5/0xc70 [ 254.657335] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 254.662727] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 254.667767] ? timerqueue_add+0x207/0x2b0 [ 254.671942] ? enqueue_hrtimer+0x1a5/0x560 [ 254.676198] ? lock_release+0x970/0x970 [ 254.680375] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 254.685609] ? kasan_check_write+0x14/0x20 [ 254.689884] ? pvclock_read_flags+0x160/0x160 [ 254.694406] ? lock_downgrade+0x900/0x900 [ 254.698589] ? trace_hardirqs_on+0xbd/0x310 [ 254.702921] ? kvm_sched_clock_read+0x9/0x20 [ 254.707340] ? irq_exit+0x17f/0x1c0 [ 254.710979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.716530] ? check_preemption_disabled+0x48/0x200 [ 254.721578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.727136] run_timer_softirq+0x52/0xb0 [ 254.731206] ? __this_cpu_preempt_check+0x1c/0x1f [ 254.736148] __do_softirq+0x30b/0xad8 [ 254.739979] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 254.745106] ? pvclock_read_flags+0x160/0x160 [ 254.749632] ? lapic_next_event+0x5a/0x90 [ 254.753804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.759376] ? clockevents_program_event+0x140/0x370 [ 254.764510] ? kvm_clock_read+0x18/0x30 [ 254.768509] ? kvm_sched_clock_read+0x9/0x20 [ 254.772951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.778498] ? check_preemption_disabled+0x48/0x200 [ 254.783626] irq_exit+0x17f/0x1c0 [ 254.787090] smp_apic_timer_interrupt+0x1cb/0x760 [ 254.791939] ? smp_reschedule_interrupt+0x109/0x650 [ 254.796960] ? smp_call_function_single_interrupt+0x650/0x650 [ 254.802853] ? interrupt_entry+0xb5/0xf0 [ 254.806929] ? trace_hardirqs_off_caller+0xbb/0x310 [ 254.811946] ? trace_hardirqs_off_caller+0xbb/0x310 [ 254.816970] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.821827] ? trace_hardirqs_on_caller+0x310/0x310 [ 254.826852] ? trace_hardirqs_on_caller+0x310/0x310 [ 254.831888] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.837447] ? check_preemption_disabled+0x48/0x200 [ 254.842475] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 254.848043] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.852905] apic_timer_interrupt+0xf/0x20 [ 254.857141] [ 254.859389] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 254.864321] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 254.883342] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 254.891068] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 254.898346] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 254.905628] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 254.912908] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 254.920186] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 254.927481] ? trace_hardirqs_on+0xb4/0x310 [ 254.931820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 254.937369] skb_clone+0x1bb/0x500 [ 254.940919] ? finish_task_switch+0x1b5/0x900 [ 254.945420] ? skb_split+0x11e0/0x11e0 [ 254.949312] ? preempt_notifier_register+0x200/0x200 [ 254.954416] ? __switch_to_asm+0x34/0x70 [ 254.958482] ? __switch_to_asm+0x34/0x70 [ 254.962543] ? __switch_to_asm+0x40/0x70 [ 254.966602] ? __switch_to_asm+0x34/0x70 [ 254.970658] ? __switch_to_asm+0x40/0x70 [ 254.974715] ? __switch_to_asm+0x34/0x70 [ 254.978771] ? __switch_to_asm+0x40/0x70 [ 254.982830] ? __switch_to_asm+0x34/0x70 [ 254.986891] ? __switch_to_asm+0x34/0x70 [ 254.990949] ? __switch_to_asm+0x40/0x70 [ 254.995013] ? __switch_to_asm+0x34/0x70 [ 254.999086] bpf_clone_redirect+0xb9/0x490 [ 255.003324] ? __schedule+0x874/0x1ed0 [ 255.007227] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 255.012259] ? __sched_text_start+0x8/0x8 [ 255.016416] ? retint_kernel+0x2d/0x2d [ 255.020314] ? trace_hardirqs_on_caller+0xc0/0x310 [ 255.025265] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 255.030030] ? trace_hardirqs_off+0x310/0x310 [ 255.034532] ? bpf_test_run+0x1fc/0x5a0 [ 255.038519] ? lock_acquire+0x1ed/0x520 [ 255.042496] ? bpf_test_run+0x32e/0x5a0 [ 255.046479] ? lock_release+0x970/0x970 [ 255.050455] ? preempt_schedule+0x4d/0x60 [ 255.054608] ? preempt_schedule_common+0x1f/0xd0 [ 255.059887] ? preempt_schedule+0x4d/0x60 [ 255.064037] ? ___preempt_schedule+0x16/0x18 [ 255.068457] ? bpf_test_run+0x1c0/0x5a0 [ 255.072439] ? netlink_diag_dump+0x2a0/0x2a0 [ 255.076852] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.082385] ? bpf_test_init.isra.9+0x70/0x100 [ 255.086971] ? bpf_prog_test_run_skb+0x634/0xb40 [ 255.091735] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 255.096578] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 255.102113] ? fput+0x130/0x1a0 [ 255.105400] ? __bpf_prog_get+0x9b/0x290 [ 255.109461] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 255.114304] ? bpf_prog_test_run+0x130/0x1a0 [ 255.118736] ? __x64_sys_bpf+0x3d8/0x510 [ 255.122797] ? bpf_prog_get+0x20/0x20 [ 255.126613] ? do_syscall_64+0x1b9/0x820 [ 255.130678] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 255.136042] ? syscall_return_slowpath+0x5e0/0x5e0 [ 255.140971] ? trace_hardirqs_on_caller+0x310/0x310 [ 255.145986] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 255.151090] ? recalc_sigpending_tsk+0x180/0x180 [ 255.155849] ? kasan_check_write+0x14/0x20 [ 255.160085] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.164931] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 255.170341] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 255.170347] warn_alloc_show_mem: 1 callbacks suppressed [ 255.170354] Mem-Info: [ 255.177104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.177113] Call Trace: [ 255.182492] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 255.182492] active_file:15 inactive_file:16 isolated_file:0 [ 255.182492] unevictable:0 dirty:0 writeback:0 unstable:0 [ 255.182492] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 255.182492] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 255.182492] free:13758 free_pcp:319 free_cma:0 [ 255.184870] [ 255.194236] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 255.196853] dump_stack+0x1c4/0x2b4 [ 255.229687] Node 0 [ 255.231854] ? dump_stack_print_info.cold.2+0x52/0x52 [ 255.259529] 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 [ 255.263154] warn_alloc.cold.119+0xb7/0x1bd [ 255.265361] lowmem_reserve[]: [ 255.270566] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 255.296048] 0 [ 255.300392] ? lock_downgrade+0x900/0x900 [ 255.303471] 2819 [ 255.308320] ? trace_hardirqs_off+0xb8/0x310 [ 255.310102] 6323 [ 255.314253] ? trace_hardirqs_off+0xb8/0x310 [ 255.316280] 6323 [ 255.320719] __alloc_pages_slowpath+0x2667/0x2d80 [ 255.322766] Node 0 [ 255.327186] ? warn_alloc+0x120/0x120 [ 255.329237] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 255.334052] ? trace_hardirqs_on+0x310/0x310 [ 255.336264] lowmem_reserve[]: [ 255.340066] ? warn_alloc+0x120/0x120 [ 255.366780] 0 [ 255.371197] ? warn_alloc+0x120/0x120 [ 255.374274] 0 [ 255.378073] ? ktime_get+0x2e1/0x440 [ 255.379851] 3503 [ 255.383658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.385440] 3503 [ 255.389160] ? check_preemption_disabled+0x48/0x200 [ 255.396761] ? kasan_check_read+0x11/0x20 [ 255.398810] Node 0 [ 255.403826] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.407979] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 255.410189] ? should_fail+0x22d/0xd01 [ 255.415702] lowmem_reserve[]: [ 255.444163] ? rcu_bh_qs+0xc0/0xc0 [ 255.448024] 0 [ 255.451126] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.454652] 0 [ 255.456462] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 255.461538] 0 [ 255.463338] ? should_fail+0x22d/0xd01 [ 255.468855] 0 [ 255.470677] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.476337] ? should_fail+0x22d/0xd01 [ 255.481433] Node 0 DMA: [ 255.485335] ? rcu_idle_enter+0x4b0/0x4b0 [ 255.485355] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.488010] 1*4kB [ 255.492159] ? mark_held_locks+0x130/0x130 [ 255.497234] (U) [ 255.499393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.503600] 0*8kB [ 255.505590] ? mark_held_locks+0x130/0x130 [ 255.511104] 0*16kB [ 255.513261] ? rcu_irq_exit+0xce/0x100 [ 255.517478] 1*32kB [ 255.519721] ? irq_exit+0xbd/0x1c0 [ 255.523582] (U) [ 255.525829] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 255.529349] 2*64kB [ 255.531339] ? do_raw_spin_unlock+0xa7/0x2f0 [ 255.536355] (U) [ 255.538602] ? smp_call_function_single_interrupt+0x650/0x650 [ 255.542984] 1*128kB [ 255.544972] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.550918] (U) [ 255.553252] ? ret_from_intr+0xb/0x1e [ 255.558771] 1*256kB [ 255.560755] ? retint_kernel+0x2d/0x2d [ 255.564557] (U) [ 255.566894] ? trace_hardirqs_on_caller+0xc0/0x310 [ 255.570756] 0*512kB [ 255.572738] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 255.577640] 1*1024kB [ 255.579969] ? trace_hardirqs_off+0x310/0x310 [ 255.584702] (U) [ 255.587121] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 255.591600] 1*2048kB [ 255.593596] __alloc_pages_nodemask+0xa80/0xde0 [ 255.598660] (M) 3*4096kB [ 255.601101] ? should_fail+0x22d/0xd01 [ 255.605749] (M) [ 255.608518] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 255.612373] = 15908kB [ 255.614374] ? ____cache_alloc_node+0x1c7/0x1e0 [ 255.619361] Node 0 [ 255.621778] ? lock_downgrade+0x900/0x900 [ 255.626435] DMA32: [ 255.628687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.632808] 4*4kB [ 255.635085] cache_grow_begin+0x91/0x8c0 [ 255.640597] (M) [ 255.642765] ? do_raw_spin_unlock+0xa7/0x2f0 [ 255.646798] 1*8kB [ 255.648791] fallback_alloc+0x203/0x2e0 [ 255.653176] (U) [ 255.655333] ____cache_alloc_node+0x1c7/0x1e0 [ 255.659287] 2*16kB [ 255.661281] kmem_cache_alloc_node+0xe3/0x730 [ 255.665752] (M) [ 255.668006] ? ipv6_get_ifaddr+0x42e/0x620 [ 255.672471] 2*32kB (M) [ 255.674471] __alloc_skb+0x119/0x770 [ 255.678675] 4*64kB (M) [ 255.681286] ? skb_scrub_packet+0x490/0x490 [ 255.684994] 4*128kB (UM) [ 255.687610] ? lock_downgrade+0x900/0x900 [ 255.691915] 3*256kB (M) [ 255.694700] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.698848] 4*512kB [ 255.701527] ? refcount_sub_and_test_checked+0x203/0x310 [ 255.707037] (UM) [ 255.709363] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 255.714789] 3*1024kB [ 255.716859] ? addrconf_rs_timer+0x690/0x690 [ 255.722278] (UM) [ 255.724702] ndisc_alloc_skb+0x144/0x340 [ 255.729078] 3*2048kB [ 255.731151] ndisc_send_rs+0x331/0x6e0 [ 255.735194] (M) [ 255.737654] addrconf_rs_timer+0x314/0x690 [ 255.741519] 3*4096kB [ 255.743536] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.747750] (M) [ 255.750181] call_timer_fn+0x272/0x920 [ 255.754403] = 25208kB [ 255.756405] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.760272] Node 0 [ 255.762685] ? process_timeout+0x40/0x40 [ 255.766887] Normal: [ 255.769126] ? trace_hardirqs_off+0xb8/0x310 [ 255.773163] 853*4kB [ 255.775486] ? kasan_check_read+0x11/0x20 [ 255.779868] (UMEH) [ 255.782194] ? do_raw_spin_unlock+0xa7/0x2f0 [ 255.786314] 371*8kB [ 255.788549] ? trace_hardirqs_on+0x310/0x310 [ 255.792931] (UME) [ 255.795258] ? __run_timers+0x7da/0xc70 [ 255.799640] 193*16kB [ 255.801791] ? lock_downgrade+0x900/0x900 [ 255.805740] (UME) [ 255.808151] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 255.812272] 70*32kB [ 255.814423] ? trace_hardirqs_on+0xbd/0x310 [ 255.819498] (UMEH) [ 255.821820] ? kasan_check_read+0x11/0x20 [ 255.826125] 27*64kB [ 255.828356] ? __run_timers+0x7da/0xc70 [ 255.832481] (UMH) [ 255.834805] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 255.838757] 4*128kB [ 255.840902] ? kasan_check_write+0x14/0x20 [ 255.846324] (UM) 0*256kB [ 255.848661] ? do_raw_spin_lock+0xc1/0x200 [ 255.852875] 0*512kB [ 255.855649] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 255.859862] 0*1024kB [ 255.862182] __run_timers+0x7e5/0xc70 [ 255.866391] 0*2048kB [ 255.868803] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 255.872580] 0*4096kB [ 255.874988] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 255.880335] = 13948kB [ 255.882751] ? timerqueue_add+0x207/0x2b0 [ 255.887752] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 255.890162] ? enqueue_hrtimer+0x1a5/0x560 [ 255.894292] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 255.903118] ? lock_release+0x970/0x970 [ 255.907336] 660 total pagecache pages [ 255.915903] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 255.919851] 0 pages in swap cache [ 255.923655] ? kasan_check_write+0x14/0x20 [ 255.928830] Swap cache stats: add 0, delete 0, find 0/0 [ 255.932280] ? pvclock_read_flags+0x160/0x160 [ 255.936491] Free swap = 0kB [ 255.941855] ? lock_downgrade+0x900/0x900 [ 255.946324] Total swap = 0kB [ 255.949351] ? trace_hardirqs_on+0xbd/0x310 [ 255.953647] 1965979 pages RAM [ 255.956672] ? kvm_sched_clock_read+0x9/0x20 [ 255.960968] 0 pages HighMem/MovableOnly [ 255.964069] ? irq_exit+0x17f/0x1c0 [ 255.968451] 342307 pages reserved [ 255.972421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.976023] 0 pages cma reserved [ 255.979473] ? check_preemption_disabled+0x48/0x200 [ 255.985061] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 255.988351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 255.988372] run_timer_softirq+0x52/0xb0 [ 255.988390] ? __this_cpu_preempt_check+0x1c/0x1f [ 255.993431] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 255.999881] __do_softirq+0x30b/0xad8 [ 256.005391] syz-executor2 cpuset= [ 256.009452] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 256.014264] syz2 [ 256.024750] ? pvclock_read_flags+0x160/0x160 [ 256.028526] mems_allowed=0 [ 256.031974] ? lapic_next_event+0x5a/0x90 [ 256.050560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.056116] ? clockevents_program_event+0x140/0x370 [ 256.061243] ? kvm_clock_read+0x18/0x30 [ 256.065225] ? kvm_sched_clock_read+0x9/0x20 [ 256.069648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.075199] ? check_preemption_disabled+0x48/0x200 [ 256.080229] irq_exit+0x17f/0x1c0 [ 256.083693] smp_apic_timer_interrupt+0x1cb/0x760 [ 256.088573] ? smp_reschedule_interrupt+0x109/0x650 [ 256.093609] ? smp_call_function_single_interrupt+0x650/0x650 [ 256.099520] ? interrupt_entry+0xb5/0xf0 [ 256.103595] ? trace_hardirqs_off_caller+0xbb/0x310 [ 256.108640] ? trace_hardirqs_off_caller+0xbb/0x310 [ 256.113670] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.118526] ? trace_hardirqs_on_caller+0x310/0x310 [ 256.123545] ? trace_hardirqs_on_caller+0x310/0x310 [ 256.128567] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.134115] ? check_preemption_disabled+0x48/0x200 [ 256.139152] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.144037] apic_timer_interrupt+0xf/0x20 [ 256.148270] [ 256.150515] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 256.155722] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 256.174635] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 256.182370] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 256.189649] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 256.196932] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 256.204208] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 256.211488] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 256.218800] ? trace_hardirqs_on+0x9a/0x310 [ 256.223132] ? trace_hardirqs_on+0xb4/0x310 [ 256.227474] retint_kernel+0x1b/0x2d [ 256.231217] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 256.236516] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 256.255427] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 256.263148] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 256.270428] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 256.277728] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 256.285029] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 256.292300] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 256.299617] ? trace_hardirqs_on+0x9a/0x310 [ 256.303959] ? arch_local_irq_restore+0x45/0x52 [ 256.308650] dump_stack+0x26a/0x2b4 [ 256.312302] ? dump_stack_print_info.cold.2+0x52/0x52 [ 256.317518] ? mark_held_locks+0x130/0x130 [ 256.321777] ? mark_held_locks+0x130/0x130 [ 256.326036] dump_header+0x27b/0xf72 [ 256.329768] ? rcu_read_unlock+0x16/0x60 [ 256.333842] ? pagefault_out_of_memory+0x197/0x197 [ 256.338780] ? mark_held_locks+0x130/0x130 [ 256.343012] ? percpu_ref_put_many+0x13e/0x260 [ 256.347596] ? mem_cgroup_charge_statistics+0x780/0x780 [ 256.352970] ? mem_cgroup_iter+0x1f7/0x1160 [ 256.357292] ? mark_held_locks+0x130/0x130 [ 256.361532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.367067] ? task_will_free_mem+0x239/0xb30 [ 256.371570] ? ___ratelimit+0x36f/0x655 [ 256.375545] ? lock_downgrade+0x900/0x900 [ 256.379701] ? trace_hardirqs_on+0xbd/0x310 [ 256.384028] ? kasan_check_read+0x11/0x20 [ 256.388185] ? ___ratelimit+0x36f/0x655 [ 256.392176] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 256.397634] ? trace_hardirqs_on+0x310/0x310 [ 256.402042] ? lock_downgrade+0x900/0x900 [ 256.406192] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 256.411297] ? ___ratelimit+0xaa/0x655 [ 256.415188] ? idr_get_free+0xec0/0xec0 [ 256.419162] ? kasan_check_write+0x14/0x20 [ 256.423399] ? do_raw_spin_lock+0xc1/0x200 [ 256.427662] oom_kill_process.cold.27+0x10/0x903 [ 256.432423] ? _raw_spin_unlock+0x2c/0x50 [ 256.436571] ? oom_badness+0xe6/0xaa0 [ 256.440465] ? oom_evaluate_task+0x540/0x540 [ 256.444885] ? shrink_node+0x16b0/0x16b0 [ 256.448955] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.454493] ? oom_unkillable_task+0x383/0x580 [ 256.459086] ? out_of_memory+0x974/0x1430 [ 256.463248] ? lock_downgrade+0x900/0x900 [ 256.467406] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 256.473205] ? __cpuset_node_allowed+0x19b/0x660 [ 256.477979] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 256.483517] ? oom_evaluate_task+0x302/0x540 [ 256.487933] out_of_memory+0xa84/0x1430 [ 256.491924] ? oom_killer_disable+0x3a0/0x3a0 [ 256.496427] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 256.501372] ? __mutex_add_waiter+0x2a0/0x2a0 [ 256.505888] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 256.510917] ? find_next_bit+0x104/0x130 [ 256.515000] __alloc_pages_slowpath+0x2318/0x2d80 [ 256.519890] ? warn_alloc+0x120/0x120 [ 256.523705] ? __radix_tree_lookup+0x4c0/0x4c0 [ 256.528308] ? mark_held_locks+0x130/0x130 [ 256.532574] ? find_get_entry+0x2f2/0xc40 [ 256.536756] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 256.541715] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.547286] ? should_fail+0x22d/0xd01 [ 256.551183] ? ___might_sleep+0x1ed/0x300 [ 256.555357] ? lock_release+0x970/0x970 [ 256.559350] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 256.564463] ? __might_sleep+0x95/0x190 [ 256.568446] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 256.573298] ? free_one_page+0xcae/0x1700 [ 256.577550] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 256.582577] ? lock_downgrade+0x900/0x900 [ 256.586746] ? ___might_sleep+0x1ed/0x300 [ 256.590903] ? lock_release+0x970/0x970 [ 256.594886] ? arch_local_save_flags+0x40/0x40 [ 256.599476] ? _raw_spin_unlock+0x2c/0x50 [ 256.603634] ? free_one_page+0xcae/0x1700 [ 256.607791] ? __might_sleep+0x95/0x190 [ 256.611776] __alloc_pages_nodemask+0xa80/0xde0 [ 256.616456] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 256.621480] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 256.627291] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 256.631974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.637528] ? __do_page_cache_readahead+0x7ce/0x980 [ 256.642664] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 256.648217] alloc_pages_current+0x10c/0x210 [ 256.652657] ? lock_downgrade+0x900/0x900 [ 256.656826] __page_cache_alloc+0x38f/0x5b0 [ 256.661164] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 256.666997] ? ext4_filemap_fault+0x82/0xad [ 256.671342] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 256.676028] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.681570] ? check_preemption_disabled+0x48/0x200 [ 256.686600] filemap_fault+0x1594/0x25f0 [ 256.690677] ? __lock_page_or_retry+0xa00/0xa00 [ 256.695352] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 256.701151] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 256.705928] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 256.710711] ? filemap_map_pages+0xdea/0x1980 [ 256.715247] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 256.721074] ? kasan_check_read+0x11/0x20 [ 256.725246] ? find_get_pages_range_tag+0x1320/0x1320 [ 256.730450] ? rcu_bh_qs+0xc0/0xc0 [ 256.733989] ? unwind_dump+0x190/0x190 [ 256.737885] ? is_bpf_text_address+0xd3/0x170 [ 256.742380] ? __kernel_text_address+0xd/0x40 [ 256.746875] ? unwind_get_return_address+0x61/0xa0 [ 256.751806] ? __save_stack_trace+0x8d/0xf0 [ 256.756140] ? lock_acquire+0x1ed/0x520 [ 256.760117] ? ext4_filemap_fault+0x7a/0xad [ 256.764445] ? lock_release+0x970/0x970 [ 256.768419] ? arch_local_save_flags+0x40/0x40 [ 256.772995] ? save_stack+0x43/0xd0 [ 256.776615] ? __kasan_slab_free+0x102/0x150 [ 256.781026] ? kasan_slab_free+0xe/0x10 [ 256.784999] ? kfree+0xcf/0x230 [ 256.788277] ? do_syslog+0x1474/0x1690 [ 256.792168] ? kmsg_read+0x8f/0xc0 [ 256.795720] ? proc_reg_read+0x2a3/0x3d0 [ 256.799789] ? __vfs_read+0x117/0x9b0 [ 256.803610] ? down_read+0xb0/0x1d0 [ 256.807246] ? ext4_filemap_fault+0x7a/0xad [ 256.811576] ? __down_interruptible+0x700/0x700 [ 256.816251] ? kasan_check_write+0x14/0x20 [ 256.820498] ? trace_hardirqs_off+0xb8/0x310 [ 256.824928] ext4_filemap_fault+0x82/0xad [ 256.829094] __do_fault+0x100/0x6b0 [ 256.832748] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 256.838214] ? print_bad_pte+0x6c0/0x6c0 [ 256.842280] ? __kasan_slab_free+0x119/0x150 [ 256.846707] ? pmd_val+0x88/0x100 [ 256.850187] ? add_mm_counter_fast+0xd0/0xd0 [ 256.854629] ? pmd_val+0x88/0x100 [ 256.858096] ? add_mm_counter_fast+0xd0/0xd0 [ 256.862531] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.868087] __handle_mm_fault+0x3709/0x53e0 [ 256.872510] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 256.877374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.882921] ? unuse_pde+0x40/0x80 [ 256.886470] ? __f_unlock_pos+0x19/0x20 [ 256.890460] ? lock_acquire+0x1ed/0x520 [ 256.894444] ? handle_mm_fault+0x42a/0xc70 [ 256.898688] ? lock_downgrade+0x900/0x900 [ 256.902846] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 256.908661] ? __do_page_fault+0x67d/0xed0 [ 256.912903] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 256.918364] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 256.923913] ? check_preemption_disabled+0x48/0x200 [ 256.928940] handle_mm_fault+0x54f/0xc70 [ 256.933013] ? __handle_mm_fault+0x53e0/0x53e0 [ 256.937601] ? find_vma+0x34/0x190 [ 256.941158] __do_page_fault+0x67d/0xed0 [ 256.945235] ? mm_fault_error+0x380/0x380 [ 256.949389] ? trace_hardirqs_off+0xb8/0x310 [ 256.953806] ? trace_hardirqs_on+0x310/0x310 [ 256.958223] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 256.963600] ? trace_hardirqs_on+0x310/0x310 [ 256.968028] do_page_fault+0xf2/0x7e0 [ 256.971832] ? vmalloc_sync_all+0x30/0x30 [ 256.975978] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.981515] ? error_entry+0x70/0xd0 [ 256.985237] ? trace_hardirqs_off_caller+0xbb/0x310 [ 256.990261] ? trace_hardirqs_on_caller+0xc0/0x310 [ 256.995202] ? syscall_return_slowpath+0x5e0/0x5e0 [ 257.000136] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.004996] ? trace_hardirqs_on_caller+0x310/0x310 [ 257.010015] ? trace_hardirqs_off+0x310/0x310 [ 257.014517] ? prepare_exit_to_usermode+0x291/0x3b0 [ 257.019538] ? page_fault+0x8/0x30 [ 257.023082] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.027926] ? page_fault+0x8/0x30 [ 257.031465] page_fault+0x1e/0x30 [ 257.034913] RIP: 0033:0x7f55b1a571fd [ 257.038635] Code: Bad RIP value. [ 257.041997] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 257.047356] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 257.054625] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 257.062121] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 257.069387] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 257.076650] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 257.083941] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 257.083996] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 257.091138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 257.091143] Call Trace: [ 257.091149] [ 257.091170] dump_stack+0x1c4/0x2b4 [ 257.091189] ? dump_stack_print_info.cold.2+0x52/0x52 [ 257.097728] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 257.107019] warn_alloc.cold.119+0xb7/0x1bd [ 257.109598] rsyslogd cpuset= [ 257.111743] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 257.115346] / [ 257.120536] ? lock_downgrade+0x900/0x900 [ 257.130566] mems_allowed=0 [ 257.134882] ? trace_hardirqs_off+0xb8/0x310 [ 257.155861] ? trace_hardirqs_off+0xb8/0x310 [ 257.160278] __alloc_pages_slowpath+0x2667/0x2d80 [ 257.165145] ? warn_alloc+0x120/0x120 [ 257.168947] ? warn_alloc+0x120/0x120 [ 257.172747] ? warn_alloc+0x120/0x120 [ 257.176551] ? mark_held_locks+0x130/0x130 [ 257.180788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.186336] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.191871] ? should_fail+0x22d/0xd01 [ 257.195758] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.200898] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.206442] ? should_fail+0x22d/0xd01 [ 257.210345] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.215449] ? should_fail+0x22d/0xd01 [ 257.219349] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.224458] ? mark_held_locks+0x130/0x130 [ 257.228693] ? mark_held_locks+0x130/0x130 [ 257.232932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.238475] ? trace_hardirqs_off+0xb8/0x310 [ 257.242881] ? kasan_check_read+0x11/0x20 [ 257.247031] ? do_raw_spin_unlock+0xa7/0x2f0 [ 257.251436] ? trace_hardirqs_on+0x310/0x310 [ 257.255847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.261413] ? wq_watchdog_touch+0x9c/0xfe [ 257.265669] ? io_serial_in+0x11/0x90 [ 257.269470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.275011] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 257.280134] __alloc_pages_nodemask+0xa80/0xde0 [ 257.284807] ? should_fail+0x22d/0xd01 [ 257.288700] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 257.293734] ? ____cache_alloc_node+0x1c7/0x1e0 [ 257.298404] ? lock_downgrade+0x900/0x900 [ 257.302556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.308104] cache_grow_begin+0x91/0x8c0 [ 257.312181] ? do_raw_spin_unlock+0xa7/0x2f0 [ 257.316599] fallback_alloc+0x203/0x2e0 [ 257.320581] ____cache_alloc_node+0x1c7/0x1e0 [ 257.325081] kmem_cache_alloc_node+0xe3/0x730 [ 257.329591] ? ipv6_get_ifaddr+0x42e/0x620 [ 257.333846] __alloc_skb+0x119/0x770 [ 257.337567] ? skb_scrub_packet+0x490/0x490 [ 257.341892] ? lock_downgrade+0x900/0x900 [ 257.346051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.351599] ? refcount_sub_and_test_checked+0x203/0x310 [ 257.357060] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 257.362516] ? addrconf_rs_timer+0x690/0x690 [ 257.366938] ndisc_alloc_skb+0x144/0x340 [ 257.371009] ndisc_send_rs+0x331/0x6e0 [ 257.374908] addrconf_rs_timer+0x314/0x690 [ 257.379155] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.383406] call_timer_fn+0x272/0x920 [ 257.387298] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.391546] ? process_timeout+0x40/0x40 [ 257.395609] ? trace_hardirqs_off+0xb8/0x310 [ 257.400017] ? kasan_check_read+0x11/0x20 [ 257.404175] ? do_raw_spin_unlock+0xa7/0x2f0 [ 257.408585] ? trace_hardirqs_on+0x310/0x310 [ 257.412997] ? __run_timers+0x7da/0xc70 [ 257.416980] ? lock_downgrade+0x900/0x900 [ 257.421139] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 257.426245] ? trace_hardirqs_on+0xbd/0x310 [ 257.430564] ? kasan_check_read+0x11/0x20 [ 257.434715] ? __run_timers+0x7da/0xc70 [ 257.438691] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 257.444146] ? kasan_check_write+0x14/0x20 [ 257.448388] ? do_raw_spin_lock+0xc1/0x200 [ 257.452633] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 257.456873] __run_timers+0x7e5/0xc70 [ 257.460686] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 257.466053] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 257.471075] ? timerqueue_add+0x207/0x2b0 [ 257.475232] ? enqueue_hrtimer+0x1a5/0x560 [ 257.479468] ? lock_release+0x970/0x970 [ 257.483534] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 257.488744] ? kasan_check_write+0x14/0x20 [ 257.493001] ? pvclock_read_flags+0x160/0x160 [ 257.497512] ? lock_downgrade+0x900/0x900 [ 257.501672] ? trace_hardirqs_on+0xbd/0x310 [ 257.505998] ? kvm_sched_clock_read+0x9/0x20 [ 257.510416] ? irq_exit+0x17f/0x1c0 [ 257.514047] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.519592] ? check_preemption_disabled+0x48/0x200 [ 257.524608] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.530159] run_timer_softirq+0x52/0xb0 [ 257.534232] ? __this_cpu_preempt_check+0x1c/0x1f [ 257.539077] __do_softirq+0x30b/0xad8 [ 257.542887] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 257.548002] ? pvclock_read_flags+0x160/0x160 [ 257.552503] ? lapic_next_event+0x5a/0x90 [ 257.556661] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.562208] ? clockevents_program_event+0x140/0x370 [ 257.567327] ? kvm_clock_read+0x18/0x30 [ 257.571322] ? kvm_sched_clock_read+0x9/0x20 [ 257.575753] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.581302] ? check_preemption_disabled+0x48/0x200 [ 257.586348] irq_exit+0x17f/0x1c0 [ 257.589820] smp_apic_timer_interrupt+0x1cb/0x760 [ 257.594675] ? smp_reschedule_interrupt+0x109/0x650 [ 257.599706] ? smp_call_function_single_interrupt+0x650/0x650 [ 257.605608] ? interrupt_entry+0xb5/0xf0 [ 257.609689] ? trace_hardirqs_off_caller+0xbb/0x310 [ 257.614717] ? trace_hardirqs_off_caller+0xbb/0x310 [ 257.619747] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.624622] ? trace_hardirqs_on_caller+0x310/0x310 [ 257.629644] ? trace_hardirqs_on_caller+0x310/0x310 [ 257.634661] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.640205] ? check_preemption_disabled+0x48/0x200 [ 257.645222] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.650763] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.655621] apic_timer_interrupt+0xf/0x20 [ 257.659864] [ 257.662125] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 257.667085] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 257.686011] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 257.693726] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 257.700998] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 257.708286] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 257.715556] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 257.722825] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 257.730115] ? trace_hardirqs_on+0xb4/0x310 [ 257.734451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 257.740013] skb_clone+0x1bb/0x500 [ 257.743552] ? finish_task_switch+0x1b5/0x900 [ 257.748045] ? skb_split+0x11e0/0x11e0 [ 257.751930] ? preempt_notifier_register+0x200/0x200 [ 257.757040] ? __switch_to_asm+0x34/0x70 [ 257.761114] ? __switch_to_asm+0x34/0x70 [ 257.765186] ? __switch_to_asm+0x40/0x70 [ 257.769244] ? __switch_to_asm+0x34/0x70 [ 257.773306] ? __switch_to_asm+0x40/0x70 [ 257.777375] ? __switch_to_asm+0x34/0x70 [ 257.781433] ? __switch_to_asm+0x40/0x70 [ 257.785492] ? __switch_to_asm+0x34/0x70 [ 257.789562] ? __switch_to_asm+0x34/0x70 [ 257.793620] ? __switch_to_asm+0x40/0x70 [ 257.797681] ? __switch_to_asm+0x34/0x70 [ 257.801754] bpf_clone_redirect+0xb9/0x490 [ 257.805992] ? __schedule+0x874/0x1ed0 [ 257.809888] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 257.814913] ? __sched_text_start+0x8/0x8 [ 257.819061] ? retint_kernel+0x2d/0x2d [ 257.822949] ? trace_hardirqs_on_caller+0xc0/0x310 [ 257.827907] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 257.832677] ? trace_hardirqs_off+0x310/0x310 [ 257.837178] ? bpf_test_run+0x1fc/0x5a0 [ 257.841165] ? lock_acquire+0x1ed/0x520 [ 257.845151] ? bpf_test_run+0x32e/0x5a0 [ 257.849149] ? lock_release+0x970/0x970 [ 257.853130] ? preempt_schedule+0x4d/0x60 [ 257.857285] ? preempt_schedule_common+0x1f/0xd0 [ 257.862042] ? preempt_schedule+0x4d/0x60 [ 257.866203] ? ___preempt_schedule+0x16/0x18 [ 257.870624] ? bpf_test_run+0x1c0/0x5a0 [ 257.874604] ? netlink_diag_dump+0x2a0/0x2a0 [ 257.879022] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.884563] ? bpf_test_init.isra.9+0x70/0x100 [ 257.889152] ? bpf_prog_test_run_skb+0x634/0xb40 [ 257.893918] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 257.898763] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 257.904300] ? fput+0x130/0x1a0 [ 257.907584] ? __bpf_prog_get+0x9b/0x290 [ 257.911651] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 257.916499] ? bpf_prog_test_run+0x130/0x1a0 [ 257.920914] ? __x64_sys_bpf+0x3d8/0x510 [ 257.924986] ? bpf_prog_get+0x20/0x20 [ 257.928820] ? do_syscall_64+0x1b9/0x820 [ 257.932900] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 257.938305] ? syscall_return_slowpath+0x5e0/0x5e0 [ 257.943260] ? trace_hardirqs_on_caller+0x310/0x310 [ 257.948289] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 257.953518] ? recalc_sigpending_tsk+0x180/0x180 [ 257.958278] ? kasan_check_write+0x14/0x20 [ 257.962534] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.967394] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 257.972773] warn_alloc_show_mem: 1 callbacks suppressed [ 257.972786] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 257.972788] Mem-Info: [ 257.972819] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 257.972819] active_file:15 inactive_file:16 isolated_file:0 [ 257.972819] unevictable:0 dirty:0 writeback:0 unstable:0 [ 257.972819] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 257.972819] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 257.972819] free:13758 free_pcp:319 free_cma:0 [ 257.978161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 257.984918] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 257.987317] Call Trace: [ 258.020196] Node 0 [ 258.029558] [ 258.057251] 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 [ 258.059823] dump_stack+0x1c4/0x2b4 [ 258.062027] lowmem_reserve[]: [ 258.064179] ? dump_stack_print_info.cold.2+0x52/0x52 [ 258.089665] 0 [ 258.093313] warn_alloc.cold.119+0xb7/0x1bd [ 258.096388] 2819 [ 258.101585] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 258.103362] 6323 [ 258.107689] ? lock_downgrade+0x900/0x900 [ 258.109729] 6323 [ 258.114586] ? trace_hardirqs_off+0xb8/0x310 [ 258.120787] ? trace_hardirqs_off+0xb8/0x310 [ 258.122831] Node 0 [ 258.127250] __alloc_pages_slowpath+0x2667/0x2d80 [ 258.131664] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 258.131674] lowmem_reserve[]: [ 258.133939] ? warn_alloc+0x120/0x120 [ 258.138751] 0 [ 258.165482] ? trace_hardirqs_on+0x310/0x310 [ 258.168562] 0 [ 258.172365] ? warn_alloc+0x120/0x120 [ 258.174136] 3503 3503 [ 258.178549] ? warn_alloc+0x120/0x120 [ 258.184140] ? ktime_get+0x2e1/0x440 [ 258.186609] Node 0 [ 258.190411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.194133] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 258.196354] ? check_preemption_disabled+0x48/0x200 [ 258.201858] lowmem_reserve[]: [ 258.230348] ? kasan_check_read+0x11/0x20 [ 258.235337] 0 0 [ 258.238453] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.242574] 0 [ 258.244546] ? should_fail+0x22d/0xd01 [ 258.250054] 0 [ 258.251860] ? rcu_bh_qs+0xc0/0xc0 [ 258.257524] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.261037] Node 0 [ 258.266138] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 258.266148] DMA: [ 258.268381] ? should_fail+0x22d/0xd01 [ 258.273900] 1*4kB [ 258.275961] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.279821] (U) 0*8kB [ 258.282039] ? should_fail+0x22d/0xd01 [ 258.287081] 0*16kB [ 258.289598] ? rcu_idle_enter+0x4b0/0x4b0 [ 258.293456] 1*32kB [ 258.295694] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.299816] (U) [ 258.302051] ? mark_held_locks+0x130/0x130 [ 258.307130] 2*64kB [ 258.309103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.313306] (U) [ 258.315547] ? mark_held_locks+0x130/0x130 [ 258.321054] 1*128kB (U) [ 258.323047] ? rcu_irq_exit+0xce/0x100 [ 258.327255] 1*256kB [ 258.329927] ? irq_exit+0xbd/0x1c0 [ 258.333785] (U) [ 258.336112] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 258.339632] 0*512kB [ 258.341607] ? do_raw_spin_unlock+0xa7/0x2f0 [ 258.346596] 1*1024kB [ 258.348917] ? smp_call_function_single_interrupt+0x650/0x650 [ 258.353298] (U) [ 258.355710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.361574] 1*2048kB [ 258.363549] ? ret_from_intr+0xb/0x1e [ 258.369061] (M) [ 258.371473] ? retint_kernel+0x2d/0x2d [ 258.375245] 3*4096kB [ 258.377223] ? trace_hardirqs_on_caller+0xc0/0x310 [ 258.381084] (M) [ 258.383498] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 258.388398] = 15908kB [ 258.390373] ? trace_hardirqs_off+0x310/0x310 [ 258.395102] Node 0 [ 258.397516] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 258.401987] DMA32: [ 258.404238] __alloc_pages_nodemask+0xa80/0xde0 [ 258.409317] 4*4kB [ 258.411565] ? should_fail+0x22d/0xd01 [ 258.416209] (M) [ 258.418372] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 258.422231] 1*8kB [ 258.424223] ? ____cache_alloc_node+0x1c7/0x1e0 [ 258.429196] (U) [ 258.431361] ? lock_downgrade+0x900/0x900 [ 258.436002] 2*16kB [ 258.437989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.442111] (M) [ 258.444371] cache_grow_begin+0x91/0x8c0 [ 258.449896] 2*32kB [ 258.451884] ? do_raw_spin_unlock+0xa7/0x2f0 [ 258.455929] (M) [ 258.458178] fallback_alloc+0x203/0x2e0 [ 258.462560] 4*64kB [ 258.464542] ____cache_alloc_node+0x1c7/0x1e0 [ 258.468484] (M) [ 258.470731] kmem_cache_alloc_node+0xe3/0x730 [ 258.475205] 4*128kB [ 258.477192] ? ipv6_get_ifaddr+0x42e/0x620 [ 258.481705] (UM) [ 258.484038] __alloc_skb+0x119/0x770 [ 258.488248] 3*256kB [ 258.490315] ? skb_scrub_packet+0x490/0x490 [ 258.494016] (M) [ 258.496354] ? lock_downgrade+0x900/0x900 [ 258.500641] 4*512kB (UM) [ 258.502641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.506759] 3*1024kB [ 258.509525] ? refcount_sub_and_test_checked+0x203/0x310 [ 258.515040] (UM) [ 258.517469] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 258.522902] 3*2048kB [ 258.524974] ? addrconf_rs_timer+0x690/0x690 [ 258.530403] (M) [ 258.532828] ndisc_alloc_skb+0x144/0x340 [ 258.537211] 3*4096kB [ 258.539201] ndisc_send_rs+0x331/0x6e0 [ 258.543245] (M) [ 258.545677] addrconf_rs_timer+0x314/0x690 [ 258.549545] = 25208kB [ 258.551530] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.555744] Node 0 [ 258.558170] call_timer_fn+0x272/0x920 [ 258.562471] Normal: [ 258.564724] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.568592] 853*4kB [ 258.570926] ? process_timeout+0x40/0x40 [ 258.575139] (UMEH) [ 258.577466] ? trace_hardirqs_off+0xb8/0x310 [ 258.581499] 371*8kB [ 258.583736] ? kasan_check_read+0x11/0x20 [ 258.588116] (UME) [ 258.590446] ? do_raw_spin_unlock+0xa7/0x2f0 [ 258.594560] 193*16kB (UME) [ 258.596719] ? trace_hardirqs_on+0x310/0x310 [ 258.601105] 70*32kB [ 258.604045] ? __run_timers+0x7da/0xc70 [ 258.608433] (UMEH) [ 258.610766] ? lock_downgrade+0x900/0x900 [ 258.614721] 27*64kB [ 258.616970] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 258.621130] (UMH) [ 258.623466] ? trace_hardirqs_on+0xbd/0x310 [ 258.628553] 4*128kB [ 258.630709] ? kasan_check_read+0x11/0x20 [ 258.635009] (UM) [ 258.637341] ? __run_timers+0x7da/0xc70 [ 258.641451] 0*256kB [ 258.643514] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 258.647457] 0*512kB 0*1024kB [ 258.649787] ? kasan_check_write+0x14/0x20 [ 258.655213] 0*2048kB [ 258.658326] ? do_raw_spin_lock+0xc1/0x200 [ 258.662533] 0*4096kB = 13948kB [ 258.664964] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 258.669182] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 258.672374] __run_timers+0x7e5/0xc70 [ 258.676587] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 258.685426] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 258.689194] 660 total pagecache pages [ 258.697778] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 258.703129] 0 pages in swap cache [ 258.706945] ? timerqueue_add+0x207/0x2b0 [ 258.711940] Swap cache stats: add 0, delete 0, find 0/0 [ 258.715410] ? enqueue_hrtimer+0x1a5/0x560 [ 258.719538] Free swap = 0kB [ 258.724898] ? lock_release+0x970/0x970 [ 258.729103] Total swap = 0kB [ 258.732116] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 258.736073] 1965979 pages RAM [ 258.739089] ? kasan_check_write+0x14/0x20 [ 258.744253] 0 pages HighMem/MovableOnly [ 258.747359] ? pvclock_read_flags+0x160/0x160 [ 258.751563] 342307 pages reserved [ 258.751572] 0 pages cma reserved [ 258.755543] ? lock_downgrade+0x900/0x900 [ 258.760062] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 258.763465] ? trace_hardirqs_on+0xbd/0x310 [ 258.766873] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 258.770955] ? kvm_sched_clock_read+0x9/0x20 [ 258.777427] syz-executor2 cpuset= [ 258.781747] ? irq_exit+0x17f/0x1c0 [ 258.792210] syz2 [ 258.796618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.800046] mems_allowed=0 [ 258.803673] ? check_preemption_disabled+0x48/0x200 [ 258.819102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.824655] run_timer_softirq+0x52/0xb0 [ 258.828722] ? __this_cpu_preempt_check+0x1c/0x1f [ 258.833568] __do_softirq+0x30b/0xad8 [ 258.837380] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 258.842483] ? pvclock_read_flags+0x160/0x160 [ 258.846981] ? lapic_next_event+0x5a/0x90 [ 258.851126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.856662] ? clockevents_program_event+0x140/0x370 [ 258.861767] ? kvm_clock_read+0x18/0x30 [ 258.865737] ? kvm_sched_clock_read+0x9/0x20 [ 258.870145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.875697] ? check_preemption_disabled+0x48/0x200 [ 258.880720] irq_exit+0x17f/0x1c0 [ 258.884175] smp_apic_timer_interrupt+0x1cb/0x760 [ 258.889021] ? smp_reschedule_interrupt+0x109/0x650 [ 258.894038] ? smp_call_function_single_interrupt+0x650/0x650 [ 258.899918] ? interrupt_entry+0xb5/0xf0 [ 258.903980] ? trace_hardirqs_off_caller+0xbb/0x310 [ 258.908995] ? trace_hardirqs_off_caller+0xbb/0x310 [ 258.914018] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.918860] ? trace_hardirqs_on_caller+0x310/0x310 [ 258.923875] ? trace_hardirqs_on_caller+0x310/0x310 [ 258.928904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 258.934547] ? check_preemption_disabled+0x48/0x200 [ 258.939581] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.944436] apic_timer_interrupt+0xf/0x20 [ 258.948672] [ 258.950918] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 258.956131] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 258.975045] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 258.982786] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 258.990070] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 258.997352] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 259.004637] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 259.011935] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 259.019243] ? trace_hardirqs_on+0x9a/0x310 [ 259.023579] ? trace_hardirqs_on+0xb4/0x310 [ 259.027915] retint_kernel+0x1b/0x2d [ 259.031638] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 259.036916] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 259.055825] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 259.063778] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 259.071051] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 259.078322] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 259.085593] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 259.092899] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 259.100200] ? trace_hardirqs_on+0x9a/0x310 [ 259.104532] ? arch_local_irq_restore+0x45/0x52 [ 259.109220] dump_stack+0x26a/0x2b4 [ 259.112853] ? dump_stack_print_info.cold.2+0x52/0x52 [ 259.118048] ? mark_held_locks+0x130/0x130 [ 259.122286] ? mark_held_locks+0x130/0x130 [ 259.126525] dump_header+0x27b/0xf72 [ 259.130241] ? rcu_read_unlock+0x16/0x60 [ 259.134307] ? pagefault_out_of_memory+0x197/0x197 [ 259.139241] ? mark_held_locks+0x130/0x130 [ 259.143475] ? percpu_ref_put_many+0x13e/0x260 [ 259.148059] ? mem_cgroup_charge_statistics+0x780/0x780 [ 259.153431] ? mem_cgroup_iter+0x1f7/0x1160 [ 259.157761] ? mark_held_locks+0x130/0x130 [ 259.162000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.167540] ? task_will_free_mem+0x239/0xb30 [ 259.172051] ? ___ratelimit+0x36f/0x655 [ 259.176030] ? lock_downgrade+0x900/0x900 [ 259.180183] ? trace_hardirqs_on+0xbd/0x310 [ 259.184507] ? kasan_check_read+0x11/0x20 [ 259.188663] ? ___ratelimit+0x36f/0x655 [ 259.192644] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 259.198100] ? trace_hardirqs_on+0x310/0x310 [ 259.202511] ? lock_downgrade+0x900/0x900 [ 259.206665] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 259.211775] ? ___ratelimit+0xaa/0x655 [ 259.215664] ? idr_get_free+0xec0/0xec0 [ 259.219643] ? kasan_check_write+0x14/0x20 [ 259.223882] ? do_raw_spin_lock+0xc1/0x200 [ 259.228124] oom_kill_process.cold.27+0x10/0x903 [ 259.232889] ? _raw_spin_unlock+0x2c/0x50 [ 259.237044] ? oom_badness+0xe6/0xaa0 [ 259.240850] ? oom_evaluate_task+0x540/0x540 [ 259.245258] ? shrink_node+0x16b0/0x16b0 [ 259.249333] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.254885] ? oom_unkillable_task+0x383/0x580 [ 259.259493] ? out_of_memory+0x974/0x1430 [ 259.263653] ? lock_downgrade+0x900/0x900 [ 259.267805] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 259.273606] ? __cpuset_node_allowed+0x19b/0x660 [ 259.278385] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 259.283938] ? oom_evaluate_task+0x302/0x540 [ 259.288371] out_of_memory+0xa84/0x1430 [ 259.292355] ? oom_killer_disable+0x3a0/0x3a0 [ 259.296884] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 259.301833] ? __mutex_add_waiter+0x2a0/0x2a0 [ 259.306372] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 259.311413] ? find_next_bit+0x104/0x130 [ 259.315483] __alloc_pages_slowpath+0x2318/0x2d80 [ 259.320365] ? warn_alloc+0x120/0x120 [ 259.324170] ? __radix_tree_lookup+0x4c0/0x4c0 [ 259.328758] ? mark_held_locks+0x130/0x130 [ 259.332997] ? find_get_entry+0x2f2/0xc40 [ 259.337156] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 259.342087] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.347629] ? should_fail+0x22d/0xd01 [ 259.351531] ? ___might_sleep+0x1ed/0x300 [ 259.355689] ? lock_release+0x970/0x970 [ 259.359677] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.364797] ? __might_sleep+0x95/0x190 [ 259.368785] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 259.373638] ? free_one_page+0xcae/0x1700 [ 259.377808] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 259.382850] ? lock_downgrade+0x900/0x900 [ 259.387014] ? ___might_sleep+0x1ed/0x300 [ 259.391174] ? lock_release+0x970/0x970 [ 259.395171] ? arch_local_save_flags+0x40/0x40 [ 259.399772] ? _raw_spin_unlock+0x2c/0x50 [ 259.403927] ? free_one_page+0xcae/0x1700 [ 259.408083] ? __might_sleep+0x95/0x190 [ 259.412090] __alloc_pages_nodemask+0xa80/0xde0 [ 259.416781] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 259.421814] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 259.427619] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 259.432315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.437870] ? __do_page_cache_readahead+0x7ce/0x980 [ 259.442988] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 259.448539] alloc_pages_current+0x10c/0x210 [ 259.452965] ? lock_downgrade+0x900/0x900 [ 259.457131] __page_cache_alloc+0x38f/0x5b0 [ 259.461463] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 259.467278] ? ext4_filemap_fault+0x82/0xad [ 259.471619] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 259.476303] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.481853] ? check_preemption_disabled+0x48/0x200 [ 259.486917] filemap_fault+0x1594/0x25f0 [ 259.491005] ? __lock_page_or_retry+0xa00/0xa00 [ 259.495688] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 259.501531] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 259.506320] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 259.511105] ? filemap_map_pages+0xdea/0x1980 [ 259.515661] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 259.521507] ? kasan_check_read+0x11/0x20 [ 259.525684] ? find_get_pages_range_tag+0x1320/0x1320 [ 259.530891] ? rcu_bh_qs+0xc0/0xc0 [ 259.534435] ? unwind_dump+0x190/0x190 [ 259.538332] ? is_bpf_text_address+0xd3/0x170 [ 259.542835] ? __kernel_text_address+0xd/0x40 [ 259.547327] ? unwind_get_return_address+0x61/0xa0 [ 259.552260] ? __save_stack_trace+0x8d/0xf0 [ 259.556593] ? lock_acquire+0x1ed/0x520 [ 259.560586] ? ext4_filemap_fault+0x7a/0xad [ 259.564933] ? lock_release+0x970/0x970 [ 259.568923] ? arch_local_save_flags+0x40/0x40 [ 259.573520] ? save_stack+0x43/0xd0 [ 259.577185] ? __kasan_slab_free+0x102/0x150 [ 259.581611] ? kasan_slab_free+0xe/0x10 [ 259.585599] ? kfree+0xcf/0x230 [ 259.588887] ? do_syslog+0x1474/0x1690 [ 259.592770] ? kmsg_read+0x8f/0xc0 [ 259.596311] ? proc_reg_read+0x2a3/0x3d0 [ 259.600371] ? __vfs_read+0x117/0x9b0 [ 259.604184] ? down_read+0xb0/0x1d0 [ 259.607808] ? ext4_filemap_fault+0x7a/0xad [ 259.612131] ? __down_interruptible+0x700/0x700 [ 259.616796] ? kasan_check_write+0x14/0x20 [ 259.621036] ? trace_hardirqs_off+0xb8/0x310 [ 259.625452] ext4_filemap_fault+0x82/0xad [ 259.629604] __do_fault+0x100/0x6b0 [ 259.633246] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 259.638719] ? print_bad_pte+0x6c0/0x6c0 [ 259.642780] ? __kasan_slab_free+0x119/0x150 [ 259.647196] ? pmd_val+0x88/0x100 [ 259.650681] ? add_mm_counter_fast+0xd0/0xd0 [ 259.655091] ? pmd_val+0x88/0x100 [ 259.658566] ? add_mm_counter_fast+0xd0/0xd0 [ 259.662985] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.668542] __handle_mm_fault+0x3709/0x53e0 [ 259.672968] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 259.677825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.683373] ? unuse_pde+0x40/0x80 [ 259.686931] ? __f_unlock_pos+0x19/0x20 [ 259.690934] ? lock_acquire+0x1ed/0x520 [ 259.694927] ? handle_mm_fault+0x42a/0xc70 [ 259.699171] ? lock_downgrade+0x900/0x900 [ 259.703338] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 259.709155] ? __do_page_fault+0x67d/0xed0 [ 259.713406] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 259.718866] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.724420] ? check_preemption_disabled+0x48/0x200 [ 259.729456] handle_mm_fault+0x54f/0xc70 [ 259.733532] ? __handle_mm_fault+0x53e0/0x53e0 [ 259.738126] ? find_vma+0x34/0x190 [ 259.741676] __do_page_fault+0x67d/0xed0 [ 259.745742] ? mm_fault_error+0x380/0x380 [ 259.749890] ? trace_hardirqs_off+0xb8/0x310 [ 259.754293] ? trace_hardirqs_on+0x310/0x310 [ 259.758698] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 259.764079] ? trace_hardirqs_on+0x310/0x310 [ 259.768497] do_page_fault+0xf2/0x7e0 [ 259.772298] ? vmalloc_sync_all+0x30/0x30 [ 259.776445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.781984] ? error_entry+0x70/0xd0 [ 259.785697] ? trace_hardirqs_off_caller+0xbb/0x310 [ 259.790708] ? trace_hardirqs_on_caller+0xc0/0x310 [ 259.795641] ? syscall_return_slowpath+0x5e0/0x5e0 [ 259.800584] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 259.805442] ? trace_hardirqs_on_caller+0x310/0x310 [ 259.810468] ? trace_hardirqs_off+0x310/0x310 [ 259.814981] ? prepare_exit_to_usermode+0x291/0x3b0 [ 259.820011] ? page_fault+0x8/0x30 [ 259.823563] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 259.828415] ? page_fault+0x8/0x30 [ 259.831964] page_fault+0x1e/0x30 [ 259.835421] RIP: 0033:0x7f55b1a571fd [ 259.839138] Code: Bad RIP value. [ 259.842497] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 259.847894] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 259.855170] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 259.862445] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 259.869715] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 259.876984] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 259.884282] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 259.884328] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 259.891484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.891489] Call Trace: [ 259.891494] [ 259.891518] dump_stack+0x1c4/0x2b4 [ 259.891537] ? dump_stack_print_info.cold.2+0x52/0x52 [ 259.898119] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 259.907408] warn_alloc.cold.119+0xb7/0x1bd [ 259.909964] rsyslogd cpuset= [ 259.912113] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 259.915720] / [ 259.920912] ? lock_downgrade+0x900/0x900 [ 259.930941] mems_allowed=0 [ 259.935260] ? trace_hardirqs_off+0xb8/0x310 [ 259.956490] ? trace_hardirqs_off+0xb8/0x310 [ 259.960907] __alloc_pages_slowpath+0x2667/0x2d80 [ 259.965769] ? warn_alloc+0x120/0x120 [ 259.969572] ? trace_hardirqs_on+0x310/0x310 [ 259.973983] ? warn_alloc+0x120/0x120 [ 259.977785] ? warn_alloc+0x120/0x120 [ 259.981581] ? ktime_get+0x2e1/0x440 [ 259.985294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.990840] ? check_preemption_disabled+0x48/0x200 [ 259.995869] ? kasan_check_read+0x11/0x20 [ 260.000032] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.005570] ? should_fail+0x22d/0xd01 [ 260.009471] ? rcu_bh_qs+0xc0/0xc0 [ 260.013019] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 260.018129] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.023678] ? should_fail+0x22d/0xd01 [ 260.027565] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 260.032669] ? should_fail+0x22d/0xd01 [ 260.036562] ? rcu_idle_enter+0x4b0/0x4b0 [ 260.040713] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 260.045912] ? mark_held_locks+0x130/0x130 [ 260.050168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.055716] ? mark_held_locks+0x130/0x130 [ 260.059956] ? rcu_irq_exit+0xce/0x100 [ 260.063852] ? irq_exit+0xbd/0x1c0 [ 260.067408] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 260.072436] ? do_raw_spin_unlock+0xa7/0x2f0 [ 260.076858] ? smp_call_function_single_interrupt+0x650/0x650 [ 260.082748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.088291] ? ret_from_intr+0xb/0x1e [ 260.092092] ? retint_kernel+0x2d/0x2d [ 260.095994] ? trace_hardirqs_on_caller+0xc0/0x310 [ 260.100925] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 260.105683] ? trace_hardirqs_off+0x310/0x310 [ 260.110183] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 260.115296] __alloc_pages_nodemask+0xa80/0xde0 [ 260.119972] ? should_fail+0x22d/0xd01 [ 260.123868] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 260.128904] ? ____cache_alloc_node+0x1c7/0x1e0 [ 260.133577] ? lock_downgrade+0x900/0x900 [ 260.137734] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.143275] cache_grow_begin+0x91/0x8c0 [ 260.147339] ? do_raw_spin_unlock+0xa7/0x2f0 [ 260.151751] fallback_alloc+0x203/0x2e0 [ 260.155733] ____cache_alloc_node+0x1c7/0x1e0 [ 260.160259] kmem_cache_alloc_node+0xe3/0x730 [ 260.164760] ? ipv6_get_ifaddr+0x42e/0x620 [ 260.168998] __alloc_skb+0x119/0x770 [ 260.172713] ? skb_scrub_packet+0x490/0x490 [ 260.177036] ? lock_downgrade+0x900/0x900 [ 260.181192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.186729] ? refcount_sub_and_test_checked+0x203/0x310 [ 260.192177] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 260.197630] ? addrconf_rs_timer+0x690/0x690 [ 260.202049] ndisc_alloc_skb+0x144/0x340 [ 260.206112] ndisc_send_rs+0x331/0x6e0 [ 260.210005] addrconf_rs_timer+0x314/0x690 [ 260.214245] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.218486] call_timer_fn+0x272/0x920 [ 260.222375] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.226638] ? process_timeout+0x40/0x40 [ 260.230702] ? trace_hardirqs_off+0xb8/0x310 [ 260.235110] ? kasan_check_read+0x11/0x20 [ 260.239265] ? do_raw_spin_unlock+0xa7/0x2f0 [ 260.243674] ? trace_hardirqs_on+0x310/0x310 [ 260.248085] ? __run_timers+0x7da/0xc70 [ 260.252057] ? lock_downgrade+0x900/0x900 [ 260.256210] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 260.261319] ? trace_hardirqs_on+0xbd/0x310 [ 260.265642] ? kasan_check_read+0x11/0x20 [ 260.269792] ? __run_timers+0x7da/0xc70 [ 260.273773] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 260.279226] ? kasan_check_write+0x14/0x20 [ 260.283461] ? do_raw_spin_lock+0xc1/0x200 [ 260.287702] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 260.292710] __run_timers+0x7e5/0xc70 [ 260.296519] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 260.301890] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 260.306909] ? timerqueue_add+0x207/0x2b0 [ 260.311061] ? enqueue_hrtimer+0x1a5/0x560 [ 260.315300] ? lock_release+0x970/0x970 [ 260.319281] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 260.324480] ? kasan_check_write+0x14/0x20 [ 260.328727] ? pvclock_read_flags+0x160/0x160 [ 260.333233] ? lock_downgrade+0x900/0x900 [ 260.337395] ? trace_hardirqs_on+0xbd/0x310 [ 260.341748] ? kvm_sched_clock_read+0x9/0x20 [ 260.346168] ? irq_exit+0x17f/0x1c0 [ 260.349801] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.355347] ? check_preemption_disabled+0x48/0x200 [ 260.360370] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.365918] run_timer_softirq+0x52/0xb0 [ 260.369997] ? __this_cpu_preempt_check+0x1c/0x1f [ 260.374851] __do_softirq+0x30b/0xad8 [ 260.378666] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 260.383793] ? pvclock_read_flags+0x160/0x160 [ 260.388295] ? lapic_next_event+0x5a/0x90 [ 260.392448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.398002] ? clockevents_program_event+0x140/0x370 [ 260.403131] ? kvm_clock_read+0x18/0x30 [ 260.407119] ? kvm_sched_clock_read+0x9/0x20 [ 260.411549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.417102] ? check_preemption_disabled+0x48/0x200 [ 260.422149] irq_exit+0x17f/0x1c0 [ 260.425615] smp_apic_timer_interrupt+0x1cb/0x760 [ 260.430471] ? smp_reschedule_interrupt+0x109/0x650 [ 260.435504] ? smp_call_function_single_interrupt+0x650/0x650 [ 260.441409] ? interrupt_entry+0xb5/0xf0 [ 260.445487] ? trace_hardirqs_off_caller+0xbb/0x310 [ 260.450510] ? trace_hardirqs_off_caller+0xbb/0x310 [ 260.455549] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.460413] ? trace_hardirqs_on_caller+0x310/0x310 [ 260.465437] ? trace_hardirqs_on_caller+0x310/0x310 [ 260.470461] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.476009] ? check_preemption_disabled+0x48/0x200 [ 260.481039] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.486582] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.491436] apic_timer_interrupt+0xf/0x20 [ 260.495661] [ 260.497903] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 260.502846] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 260.521759] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 260.529479] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 260.536754] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 260.544047] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 260.551324] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 260.558612] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 260.565914] ? trace_hardirqs_on+0xb4/0x310 [ 260.570259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.575814] skb_clone+0x1bb/0x500 [ 260.579368] ? finish_task_switch+0x1b5/0x900 [ 260.583871] ? skb_split+0x11e0/0x11e0 [ 260.587766] ? preempt_notifier_register+0x200/0x200 [ 260.592868] ? __switch_to_asm+0x34/0x70 [ 260.596935] ? __switch_to_asm+0x34/0x70 [ 260.600995] ? __switch_to_asm+0x40/0x70 [ 260.605053] ? __switch_to_asm+0x34/0x70 [ 260.609108] ? __switch_to_asm+0x40/0x70 [ 260.613169] ? __switch_to_asm+0x34/0x70 [ 260.617227] ? __switch_to_asm+0x40/0x70 [ 260.621291] ? __switch_to_asm+0x34/0x70 [ 260.625362] ? __switch_to_asm+0x34/0x70 [ 260.629422] ? __switch_to_asm+0x40/0x70 [ 260.633477] ? __switch_to_asm+0x34/0x70 [ 260.637544] bpf_clone_redirect+0xb9/0x490 [ 260.641787] ? __schedule+0x874/0x1ed0 [ 260.645676] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 260.650696] ? __sched_text_start+0x8/0x8 [ 260.654849] ? retint_kernel+0x2d/0x2d [ 260.658735] ? trace_hardirqs_on_caller+0xc0/0x310 [ 260.663668] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 260.668422] ? trace_hardirqs_off+0x310/0x310 [ 260.672915] ? bpf_test_run+0x1fc/0x5a0 [ 260.676903] ? lock_acquire+0x1ed/0x520 [ 260.680892] ? bpf_test_run+0x32e/0x5a0 [ 260.684874] ? lock_release+0x970/0x970 [ 260.688874] ? preempt_schedule+0x4d/0x60 [ 260.693025] ? preempt_schedule_common+0x1f/0xd0 [ 260.697785] ? preempt_schedule+0x4d/0x60 [ 260.701935] ? ___preempt_schedule+0x16/0x18 [ 260.706356] ? bpf_test_run+0x1c0/0x5a0 [ 260.710344] ? netlink_diag_dump+0x2a0/0x2a0 [ 260.714752] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.720287] ? bpf_test_init.isra.9+0x70/0x100 [ 260.724869] ? bpf_prog_test_run_skb+0x634/0xb40 [ 260.729630] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 260.734476] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 260.740009] ? fput+0x130/0x1a0 [ 260.743286] ? __bpf_prog_get+0x9b/0x290 [ 260.747351] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 260.752190] ? bpf_prog_test_run+0x130/0x1a0 [ 260.756598] ? __x64_sys_bpf+0x3d8/0x510 [ 260.760657] ? bpf_prog_get+0x20/0x20 [ 260.764470] ? do_syscall_64+0x1b9/0x820 [ 260.768528] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 260.773893] ? syscall_return_slowpath+0x5e0/0x5e0 [ 260.778831] ? trace_hardirqs_on_caller+0x310/0x310 [ 260.783851] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 260.788867] ? recalc_sigpending_tsk+0x180/0x180 [ 260.793622] ? kasan_check_write+0x14/0x20 [ 260.797865] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.802731] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 260.808098] warn_alloc_show_mem: 1 callbacks suppressed [ 260.808111] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 260.808113] Mem-Info: [ 260.808150] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 260.808150] active_file:15 inactive_file:16 isolated_file:0 [ 260.808150] unevictable:0 dirty:0 writeback:0 unstable:0 [ 260.808150] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 260.808150] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 260.808150] free:13758 free_pcp:319 free_cma:0 [ 260.813485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 260.820242] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 260.822639] Call Trace: [ 260.855525] Node 0 [ 260.864882] [ 260.892575] 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 [ 260.895149] dump_stack+0x1c4/0x2b4 [ 260.897354] lowmem_reserve[]: [ 260.899507] ? dump_stack_print_info.cold.2+0x52/0x52 [ 260.924996] 0 [ 260.928648] warn_alloc.cold.119+0xb7/0x1bd [ 260.931712] 2819 [ 260.936914] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 260.938692] 6323 [ 260.943028] ? lock_downgrade+0x900/0x900 [ 260.945064] 6323 [ 260.949904] ? trace_hardirqs_off+0xb8/0x310 [ 260.956124] ? trace_hardirqs_off+0xb8/0x310 [ 260.958162] Node 0 [ 260.962575] __alloc_pages_slowpath+0x2667/0x2d80 [ 260.966984] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 260.969211] ? warn_alloc+0x120/0x120 [ 260.974012] lowmem_reserve[]: 0 [ 261.000759] ? trace_hardirqs_on+0x310/0x310 [ 261.004544] 0 [ 261.007832] ? warn_alloc+0x120/0x120 [ 261.012214] 3503 [ 261.014016] ? warn_alloc+0x120/0x120 [ 261.017787] 3503 [ 261.019864] ? ktime_get+0x2e1/0x440 [ 261.023649] Node 0 [ 261.025722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.029434] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 261.031653] ? check_preemption_disabled+0x48/0x200 [ 261.037158] lowmem_reserve[]: [ 261.065887] ? kasan_check_read+0x11/0x20 [ 261.070898] 0 [ 261.074025] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.078161] 0 [ 261.079973] ? should_fail+0x22d/0xd01 [ 261.085487] 0 [ 261.087318] ? rcu_bh_qs+0xc0/0xc0 [ 261.091180] 0 [ 261.092994] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.098310] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 261.103385] Node 0 DMA: [ 261.108927] ? should_fail+0x22d/0xd01 [ 261.108945] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.111608] 1*4kB [ 261.115505] ? should_fail+0x22d/0xd01 [ 261.120583] (U) [ 261.122741] ? rcu_idle_enter+0x4b0/0x4b0 [ 261.126600] 0*8kB [ 261.128589] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.132711] 0*16kB [ 261.134861] ? mark_held_locks+0x130/0x130 [ 261.139936] 1*32kB [ 261.142176] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.146383] (U) [ 261.148628] ? mark_held_locks+0x130/0x130 [ 261.154141] 2*64kB [ 261.156118] ? rcu_irq_exit+0xce/0x100 [ 261.160326] (U) [ 261.162563] ? irq_exit+0xbd/0x1c0 [ 261.166429] 1*128kB (U) [ 261.168426] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 261.171941] 1*256kB [ 261.174612] ? do_raw_spin_unlock+0xa7/0x2f0 [ 261.179600] (U) [ 261.181947] ? smp_call_function_single_interrupt+0x650/0x650 [ 261.186337] 0*512kB [ 261.188307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.194163] 1*1024kB [ 261.196487] ? ret_from_intr+0xb/0x1e [ 261.202011] (U) [ 261.204429] ? retint_kernel+0x2d/0x2d [ 261.208207] 1*2048kB [ 261.210185] ? trace_hardirqs_on_caller+0xc0/0x310 [ 261.214042] (M) [ 261.216455] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 261.221370] 3*4096kB [ 261.223361] ? trace_hardirqs_off+0x310/0x310 [ 261.228091] (M) [ 261.230506] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 261.234976] = 15908kB [ 261.236958] __alloc_pages_nodemask+0xa80/0xde0 [ 261.242041] Node 0 [ 261.244463] ? should_fail+0x22d/0xd01 [ 261.249111] DMA32: [ 261.251364] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 261.255229] 4*4kB [ 261.257491] ? ____cache_alloc_node+0x1c7/0x1e0 [ 261.262480] (M) [ 261.264648] ? lock_downgrade+0x900/0x900 [ 261.269286] 1*8kB [ 261.271273] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.275401] (U) [ 261.277612] cache_grow_begin+0x91/0x8c0 [ 261.283080] 2*16kB (M) [ 261.285091] ? do_raw_spin_unlock+0xa7/0x2f0 [ 261.289134] 2*32kB (M) [ 261.291752] fallback_alloc+0x203/0x2e0 [ 261.296152] 4*64kB [ 261.298750] ____cache_alloc_node+0x1c7/0x1e0 [ 261.302704] (M) [ 261.304955] kmem_cache_alloc_node+0xe3/0x730 [ 261.309439] 4*128kB [ 261.311425] ? ipv6_get_ifaddr+0x42e/0x620 [ 261.315888] (UM) 3*256kB [ 261.318235] __alloc_skb+0x119/0x770 [ 261.322446] (M) [ 261.325218] ? skb_scrub_packet+0x490/0x490 [ 261.328915] 4*512kB [ 261.330893] ? lock_downgrade+0x900/0x900 [ 261.335186] (UM) [ 261.337524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.341644] 3*1024kB [ 261.343709] ? refcount_sub_and_test_checked+0x203/0x310 [ 261.349224] (UM) [ 261.351650] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 261.357071] 3*2048kB [ 261.359135] ? addrconf_rs_timer+0x690/0x690 [ 261.364564] (M) [ 261.366987] ndisc_alloc_skb+0x144/0x340 [ 261.371366] 3*4096kB [ 261.373344] ndisc_send_rs+0x331/0x6e0 [ 261.377385] (M) [ 261.379801] addrconf_rs_timer+0x314/0x690 [ 261.383659] = 25208kB [ 261.385648] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.389865] Node 0 [ 261.392289] call_timer_fn+0x272/0x920 [ 261.396493] Normal: [ 261.398744] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.402603] 853*4kB [ 261.404936] ? process_timeout+0x40/0x40 [ 261.409162] (UMEH) [ 261.411499] ? trace_hardirqs_off+0xb8/0x310 [ 261.415536] 371*8kB [ 261.417769] ? kasan_check_read+0x11/0x20 [ 261.422151] (UME) [ 261.424473] ? do_raw_spin_unlock+0xa7/0x2f0 [ 261.428594] 193*16kB [ 261.430741] ? trace_hardirqs_on+0x310/0x310 [ 261.435120] (UME) [ 261.437528] ? __run_timers+0x7da/0xc70 [ 261.441911] 70*32kB [ 261.444060] ? lock_downgrade+0x900/0x900 [ 261.448028] (UMEH) [ 261.450351] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 261.450369] ? trace_hardirqs_on+0xbd/0x310 [ 261.454506] 27*64kB [ 261.456752] ? kasan_check_read+0x11/0x20 [ 261.461841] (UMH) [ 261.466177] ? __run_timers+0x7da/0xc70 [ 261.468475] 4*128kB (UM) [ 261.472647] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 261.474773] 0*256kB [ 261.478748] ? kasan_check_write+0x14/0x20 [ 261.481475] 0*512kB [ 261.486920] ? do_raw_spin_lock+0xc1/0x200 [ 261.489214] 0*1024kB [ 261.493449] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 261.495751] 0*2048kB [ 261.499980] __run_timers+0x7e5/0xc70 [ 261.502363] 0*4096kB [ 261.506602] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 261.508982] = 13948kB [ 261.512777] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 261.515167] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 261.520522] ? timerqueue_add+0x207/0x2b0 [ 261.522915] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 261.527918] ? enqueue_hrtimer+0x1a5/0x560 [ 261.536734] 660 total pagecache pages [ 261.540880] ? lock_release+0x970/0x970 [ 261.549439] 0 pages in swap cache [ 261.553676] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 261.557460] Swap cache stats: add 0, delete 0, find 0/0 [ 261.561422] ? kasan_check_write+0x14/0x20 [ 261.564850] Free swap = 0kB [ 261.570034] ? pvclock_read_flags+0x160/0x160 [ 261.575370] Total swap = 0kB [ 261.579604] ? lock_downgrade+0x900/0x900 [ 261.582598] 1965979 pages RAM [ 261.587099] ? trace_hardirqs_on+0xbd/0x310 [ 261.590091] 0 pages HighMem/MovableOnly [ 261.594258] ? kvm_sched_clock_read+0x9/0x20 [ 261.597339] 342307 pages reserved [ 261.601667] ? irq_exit+0x17f/0x1c0 [ 261.605617] 0 pages cma reserved [ 261.610035] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.613514] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 261.617090] ? check_preemption_disabled+0x48/0x200 [ 261.617104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.617124] run_timer_softirq+0x52/0xb0 [ 261.620547] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 261.626045] ? __this_cpu_preempt_check+0x1c/0x1f [ 261.632514] syz-executor2 cpuset= [ 261.637535] __do_softirq+0x30b/0xad8 [ 261.643052] syz2 [ 261.647135] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 261.657602] mems_allowed=0 [ 261.662456] ? pvclock_read_flags+0x160/0x160 [ 261.684149] ? lapic_next_event+0x5a/0x90 [ 261.688305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.693851] ? clockevents_program_event+0x140/0x370 [ 261.698961] ? kvm_clock_read+0x18/0x30 [ 261.702933] ? kvm_sched_clock_read+0x9/0x20 [ 261.707346] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.712884] ? check_preemption_disabled+0x48/0x200 [ 261.717909] irq_exit+0x17f/0x1c0 [ 261.721392] smp_apic_timer_interrupt+0x1cb/0x760 [ 261.726235] ? smp_reschedule_interrupt+0x109/0x650 [ 261.731253] ? smp_call_function_single_interrupt+0x650/0x650 [ 261.737138] ? interrupt_entry+0xb5/0xf0 [ 261.741200] ? trace_hardirqs_off_caller+0xbb/0x310 [ 261.746212] ? trace_hardirqs_off_caller+0xbb/0x310 [ 261.751228] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.756072] ? trace_hardirqs_on_caller+0x310/0x310 [ 261.761083] ? trace_hardirqs_on_caller+0x310/0x310 [ 261.766101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 261.771644] ? check_preemption_disabled+0x48/0x200 [ 261.776669] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.781516] apic_timer_interrupt+0xf/0x20 [ 261.785742] [ 261.787982] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 261.793178] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 261.812086] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 261.819803] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 261.827250] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 261.834525] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 261.841791] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 261.849060] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 261.856351] ? trace_hardirqs_on+0x9a/0x310 [ 261.860680] ? trace_hardirqs_on+0xb4/0x310 [ 261.865011] retint_kernel+0x1b/0x2d [ 261.868729] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 261.874006] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 261.892914] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 261.900634] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 261.907909] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 261.915183] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 261.922454] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 261.929722] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 261.937014] ? trace_hardirqs_on+0x9a/0x310 [ 261.941346] ? arch_local_irq_restore+0x45/0x52 [ 261.946026] dump_stack+0x26a/0x2b4 [ 261.949666] ? dump_stack_print_info.cold.2+0x52/0x52 [ 261.955361] ? mark_held_locks+0x130/0x130 [ 261.959604] ? mark_held_locks+0x130/0x130 [ 261.963857] dump_header+0x27b/0xf72 [ 261.967578] ? rcu_read_unlock+0x16/0x60 [ 261.971654] ? pagefault_out_of_memory+0x197/0x197 [ 261.976601] ? mark_held_locks+0x130/0x130 [ 261.980842] ? percpu_ref_put_many+0x13e/0x260 [ 261.985432] ? mem_cgroup_charge_statistics+0x780/0x780 [ 261.990806] ? mem_cgroup_iter+0x1f7/0x1160 [ 261.995135] ? mark_held_locks+0x130/0x130 [ 261.999380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.004925] ? task_will_free_mem+0x239/0xb30 [ 262.009441] ? ___ratelimit+0x36f/0x655 [ 262.013417] ? lock_downgrade+0x900/0x900 [ 262.017574] ? trace_hardirqs_on+0xbd/0x310 [ 262.021892] ? kasan_check_read+0x11/0x20 [ 262.026040] ? ___ratelimit+0x36f/0x655 [ 262.030015] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 262.035466] ? trace_hardirqs_on+0x310/0x310 [ 262.039883] ? lock_downgrade+0x900/0x900 [ 262.044038] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 262.049143] ? ___ratelimit+0xaa/0x655 [ 262.053041] ? idr_get_free+0xec0/0xec0 [ 262.057016] ? kasan_check_write+0x14/0x20 [ 262.061251] ? do_raw_spin_lock+0xc1/0x200 [ 262.065494] oom_kill_process.cold.27+0x10/0x903 [ 262.070256] ? _raw_spin_unlock+0x2c/0x50 [ 262.074406] ? oom_badness+0xe6/0xaa0 [ 262.078219] ? oom_evaluate_task+0x540/0x540 [ 262.082636] ? shrink_node+0x16b0/0x16b0 [ 262.086705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.092253] ? oom_unkillable_task+0x383/0x580 [ 262.096848] ? out_of_memory+0x974/0x1430 [ 262.101009] ? lock_downgrade+0x900/0x900 [ 262.105170] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 262.110981] ? __cpuset_node_allowed+0x19b/0x660 [ 262.115761] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 262.121310] ? oom_evaluate_task+0x302/0x540 [ 262.125737] out_of_memory+0xa84/0x1430 [ 262.129719] ? oom_killer_disable+0x3a0/0x3a0 [ 262.134218] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 262.139152] ? __mutex_add_waiter+0x2a0/0x2a0 [ 262.143662] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 262.148686] ? find_next_bit+0x104/0x130 [ 262.152761] __alloc_pages_slowpath+0x2318/0x2d80 [ 262.157643] ? warn_alloc+0x120/0x120 [ 262.161448] ? __radix_tree_lookup+0x4c0/0x4c0 [ 262.166049] ? mark_held_locks+0x130/0x130 [ 262.170301] ? find_get_entry+0x2f2/0xc40 [ 262.174464] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 262.179392] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.184928] ? should_fail+0x22d/0xd01 [ 262.188901] ? ___might_sleep+0x1ed/0x300 [ 262.193046] ? lock_release+0x970/0x970 [ 262.197025] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.202143] ? __might_sleep+0x95/0x190 [ 262.206132] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 262.210977] ? free_one_page+0xcae/0x1700 [ 262.215139] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 262.220179] ? lock_downgrade+0x900/0x900 [ 262.224344] ? ___might_sleep+0x1ed/0x300 [ 262.228505] ? lock_release+0x970/0x970 [ 262.232495] ? arch_local_save_flags+0x40/0x40 [ 262.237089] ? _raw_spin_unlock+0x2c/0x50 [ 262.241253] ? free_one_page+0xcae/0x1700 [ 262.245413] ? __might_sleep+0x95/0x190 [ 262.249402] __alloc_pages_nodemask+0xa80/0xde0 [ 262.254092] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 262.259130] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 262.264947] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 262.269645] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.275193] ? __do_page_cache_readahead+0x7ce/0x980 [ 262.280347] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 262.285909] alloc_pages_current+0x10c/0x210 [ 262.290323] ? lock_downgrade+0x900/0x900 [ 262.294493] __page_cache_alloc+0x38f/0x5b0 [ 262.298833] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 262.304649] ? ext4_filemap_fault+0x82/0xad [ 262.308986] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 262.313666] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.319224] ? check_preemption_disabled+0x48/0x200 [ 262.324262] filemap_fault+0x1594/0x25f0 [ 262.328562] ? __lock_page_or_retry+0xa00/0xa00 [ 262.333244] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 262.339053] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 262.343835] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 262.348610] ? filemap_map_pages+0xdea/0x1980 [ 262.353140] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 262.358941] ? kasan_check_read+0x11/0x20 [ 262.363090] ? find_get_pages_range_tag+0x1320/0x1320 [ 262.368281] ? rcu_bh_qs+0xc0/0xc0 [ 262.371819] ? unwind_dump+0x190/0x190 [ 262.375718] ? is_bpf_text_address+0xd3/0x170 [ 262.380216] ? __kernel_text_address+0xd/0x40 [ 262.384716] ? unwind_get_return_address+0x61/0xa0 [ 262.389673] ? __save_stack_trace+0x8d/0xf0 [ 262.394042] ? lock_acquire+0x1ed/0x520 [ 262.398037] ? ext4_filemap_fault+0x7a/0xad [ 262.402395] ? lock_release+0x970/0x970 [ 262.406412] ? arch_local_save_flags+0x40/0x40 [ 262.411024] ? save_stack+0x43/0xd0 [ 262.414661] ? __kasan_slab_free+0x102/0x150 [ 262.419074] ? kasan_slab_free+0xe/0x10 [ 262.423052] ? kfree+0xcf/0x230 [ 262.426347] ? do_syslog+0x1474/0x1690 [ 262.430237] ? kmsg_read+0x8f/0xc0 [ 262.433810] ? proc_reg_read+0x2a3/0x3d0 [ 262.437902] ? __vfs_read+0x117/0x9b0 [ 262.441730] ? down_read+0xb0/0x1d0 [ 262.445365] ? ext4_filemap_fault+0x7a/0xad [ 262.449693] ? __down_interruptible+0x700/0x700 [ 262.454370] ? kasan_check_write+0x14/0x20 [ 262.458620] ? trace_hardirqs_off+0xb8/0x310 [ 262.463084] ext4_filemap_fault+0x82/0xad [ 262.467268] __do_fault+0x100/0x6b0 [ 262.470909] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 262.476366] ? print_bad_pte+0x6c0/0x6c0 [ 262.480432] ? __kasan_slab_free+0x119/0x150 [ 262.484855] ? pmd_val+0x88/0x100 [ 262.488316] ? add_mm_counter_fast+0xd0/0xd0 [ 262.492733] ? pmd_val+0x88/0x100 [ 262.496189] ? add_mm_counter_fast+0xd0/0xd0 [ 262.500617] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.506184] __handle_mm_fault+0x3709/0x53e0 [ 262.510613] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 262.515475] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.521031] ? unuse_pde+0x40/0x80 [ 262.524582] ? __f_unlock_pos+0x19/0x20 [ 262.528568] ? lock_acquire+0x1ed/0x520 [ 262.532558] ? handle_mm_fault+0x42a/0xc70 [ 262.536806] ? lock_downgrade+0x900/0x900 [ 262.540965] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 262.546772] ? __do_page_fault+0x67d/0xed0 [ 262.551026] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 262.556510] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.562054] ? check_preemption_disabled+0x48/0x200 [ 262.567094] handle_mm_fault+0x54f/0xc70 [ 262.571166] ? __handle_mm_fault+0x53e0/0x53e0 [ 262.575754] ? find_vma+0x34/0x190 [ 262.579302] __do_page_fault+0x67d/0xed0 [ 262.583386] ? mm_fault_error+0x380/0x380 [ 262.587544] ? trace_hardirqs_off+0xb8/0x310 [ 262.591970] ? trace_hardirqs_on+0x310/0x310 [ 262.596392] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 262.601777] ? trace_hardirqs_on+0x310/0x310 [ 262.606207] do_page_fault+0xf2/0x7e0 [ 262.610029] ? vmalloc_sync_all+0x30/0x30 [ 262.614238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.619796] ? error_entry+0x70/0xd0 [ 262.623549] ? trace_hardirqs_off_caller+0xbb/0x310 [ 262.628582] ? trace_hardirqs_on_caller+0xc0/0x310 [ 262.633548] ? syscall_return_slowpath+0x5e0/0x5e0 [ 262.638488] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.643342] ? trace_hardirqs_on_caller+0x310/0x310 [ 262.648366] ? trace_hardirqs_off+0x310/0x310 [ 262.652868] ? prepare_exit_to_usermode+0x291/0x3b0 [ 262.657978] ? page_fault+0x8/0x30 [ 262.661525] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.666378] ? page_fault+0x8/0x30 [ 262.669922] page_fault+0x1e/0x30 [ 262.673379] RIP: 0033:0x7f55b1a571fd [ 262.677093] Code: Bad RIP value. [ 262.680454] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 262.685835] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 262.693108] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 262.700394] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 262.707665] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 262.714932] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 262.722233] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 262.722282] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 262.729428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.729432] Call Trace: [ 262.729438] [ 262.729460] dump_stack+0x1c4/0x2b4 [ 262.729479] ? dump_stack_print_info.cold.2+0x52/0x52 [ 262.736036] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 262.745321] warn_alloc.cold.119+0xb7/0x1bd [ 262.747898] rsyslogd cpuset= [ 262.750057] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 262.753651] / [ 262.758846] ? lock_downgrade+0x900/0x900 [ 262.768879] mems_allowed=0 [ 262.773202] ? trace_hardirqs_off+0xb8/0x310 [ 262.794173] ? trace_hardirqs_off+0xb8/0x310 [ 262.798589] __alloc_pages_slowpath+0x2667/0x2d80 [ 262.803461] ? warn_alloc+0x120/0x120 [ 262.807273] ? lock_release+0x970/0x970 [ 262.811254] ? warn_alloc+0x120/0x120 [ 262.815058] ? trace_hardirqs_on+0x310/0x310 [ 262.819470] ? warn_alloc+0x120/0x120 [ 262.823284] ? mark_held_locks+0x130/0x130 [ 262.827531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.833068] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.838607] ? should_fail+0x22d/0xd01 [ 262.842509] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.847616] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 262.853158] ? should_fail+0x22d/0xd01 [ 262.857049] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.862155] ? should_fail+0x22d/0xd01 [ 262.866098] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.871225] ? mark_held_locks+0x130/0x130 [ 262.875471] ? mark_held_locks+0x130/0x130 [ 262.879720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.885280] ? trace_hardirqs_off+0xb8/0x310 [ 262.889694] ? kasan_check_read+0x11/0x20 [ 262.893850] ? do_raw_spin_unlock+0xa7/0x2f0 [ 262.898273] ? trace_hardirqs_on+0x310/0x310 [ 262.902691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.908233] ? wq_watchdog_touch+0x9c/0xfe [ 262.912475] ? io_serial_in+0x11/0x90 [ 262.916279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.921818] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 262.926929] __alloc_pages_nodemask+0xa80/0xde0 [ 262.931602] ? should_fail+0x22d/0xd01 [ 262.935498] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 262.940529] ? ____cache_alloc_node+0x1c7/0x1e0 [ 262.945199] ? lock_downgrade+0x900/0x900 [ 262.949350] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.954896] cache_grow_begin+0x91/0x8c0 [ 262.958960] ? do_raw_spin_unlock+0xa7/0x2f0 [ 262.963380] fallback_alloc+0x203/0x2e0 [ 262.967365] ____cache_alloc_node+0x1c7/0x1e0 [ 262.971864] kmem_cache_alloc_node+0xe3/0x730 [ 262.976365] ? ipv6_get_ifaddr+0x42e/0x620 [ 262.980604] __alloc_skb+0x119/0x770 [ 262.984322] ? skb_scrub_packet+0x490/0x490 [ 262.988654] ? lock_downgrade+0x900/0x900 [ 262.992810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 262.998351] ? refcount_sub_and_test_checked+0x203/0x310 [ 263.003805] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 263.009256] ? addrconf_rs_timer+0x690/0x690 [ 263.013672] ndisc_alloc_skb+0x144/0x340 [ 263.017740] ndisc_send_rs+0x331/0x6e0 [ 263.021637] addrconf_rs_timer+0x314/0x690 [ 263.025882] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.030132] call_timer_fn+0x272/0x920 [ 263.034021] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.038259] ? process_timeout+0x40/0x40 [ 263.042317] ? trace_hardirqs_off+0xb8/0x310 [ 263.046725] ? kasan_check_read+0x11/0x20 [ 263.050875] ? do_raw_spin_unlock+0xa7/0x2f0 [ 263.055284] ? trace_hardirqs_on+0x310/0x310 [ 263.060165] ? __run_timers+0x7da/0xc70 [ 263.064145] ? lock_downgrade+0x900/0x900 [ 263.068293] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 263.073419] ? trace_hardirqs_on+0xbd/0x310 [ 263.077750] ? kasan_check_read+0x11/0x20 [ 263.081898] ? __run_timers+0x7da/0xc70 [ 263.085874] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 263.091341] ? kasan_check_write+0x14/0x20 [ 263.095575] ? do_raw_spin_lock+0xc1/0x200 [ 263.099815] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 263.104052] __run_timers+0x7e5/0xc70 [ 263.107863] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 263.113228] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 263.118250] ? timerqueue_add+0x207/0x2b0 [ 263.122404] ? enqueue_hrtimer+0x1a5/0x560 [ 263.126637] ? lock_release+0x970/0x970 [ 263.130629] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 263.135833] ? kasan_check_write+0x14/0x20 [ 263.140088] ? pvclock_read_flags+0x160/0x160 [ 263.144616] ? lock_downgrade+0x900/0x900 [ 263.148797] ? trace_hardirqs_on+0xbd/0x310 [ 263.153134] ? kvm_sched_clock_read+0x9/0x20 [ 263.157563] ? irq_exit+0x17f/0x1c0 [ 263.161211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.166771] ? check_preemption_disabled+0x48/0x200 [ 263.171804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.177372] run_timer_softirq+0x52/0xb0 [ 263.181453] ? __this_cpu_preempt_check+0x1c/0x1f [ 263.186306] __do_softirq+0x30b/0xad8 [ 263.190143] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 263.195261] ? pvclock_read_flags+0x160/0x160 [ 263.199765] ? lapic_next_event+0x5a/0x90 [ 263.203922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.209472] ? clockevents_program_event+0x140/0x370 [ 263.214597] ? kvm_clock_read+0x18/0x30 [ 263.218587] ? kvm_sched_clock_read+0x9/0x20 [ 263.223005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.228552] ? check_preemption_disabled+0x48/0x200 [ 263.233589] irq_exit+0x17f/0x1c0 [ 263.237050] smp_apic_timer_interrupt+0x1cb/0x760 [ 263.241899] ? smp_reschedule_interrupt+0x109/0x650 [ 263.246925] ? smp_call_function_single_interrupt+0x650/0x650 [ 263.252829] ? interrupt_entry+0xb5/0xf0 [ 263.256906] ? trace_hardirqs_off_caller+0xbb/0x310 [ 263.261939] ? trace_hardirqs_off_caller+0xbb/0x310 [ 263.266973] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.271831] ? trace_hardirqs_on_caller+0x310/0x310 [ 263.276854] ? trace_hardirqs_on_caller+0x310/0x310 [ 263.281877] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.287421] ? check_preemption_disabled+0x48/0x200 [ 263.292437] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.297977] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.302830] apic_timer_interrupt+0xf/0x20 [ 263.307056] [ 263.309297] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 263.314234] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 263.333148] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 263.340871] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 263.348145] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 263.355413] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 263.362677] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 263.369946] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 263.377234] ? trace_hardirqs_on+0xb4/0x310 [ 263.381563] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.387111] skb_clone+0x1bb/0x500 [ 263.390658] ? finish_task_switch+0x1b5/0x900 [ 263.395153] ? skb_split+0x11e0/0x11e0 [ 263.399040] ? preempt_notifier_register+0x200/0x200 [ 263.404144] ? __switch_to_asm+0x34/0x70 [ 263.408206] ? __switch_to_asm+0x34/0x70 [ 263.412260] ? __switch_to_asm+0x40/0x70 [ 263.416317] ? __switch_to_asm+0x34/0x70 [ 263.420383] ? __switch_to_asm+0x40/0x70 [ 263.424440] ? __switch_to_asm+0x34/0x70 [ 263.428495] ? __switch_to_asm+0x40/0x70 [ 263.432554] ? __switch_to_asm+0x34/0x70 [ 263.436613] ? __switch_to_asm+0x34/0x70 [ 263.440672] ? __switch_to_asm+0x40/0x70 [ 263.444729] ? __switch_to_asm+0x34/0x70 [ 263.448798] bpf_clone_redirect+0xb9/0x490 [ 263.453034] ? __schedule+0x874/0x1ed0 [ 263.456924] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 263.461944] ? __sched_text_start+0x8/0x8 [ 263.466090] ? retint_kernel+0x2d/0x2d [ 263.469977] ? trace_hardirqs_on_caller+0xc0/0x310 [ 263.474907] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 263.479664] ? trace_hardirqs_off+0x310/0x310 [ 263.484162] ? bpf_test_run+0x1fc/0x5a0 [ 263.488143] ? lock_acquire+0x1ed/0x520 [ 263.492116] ? bpf_test_run+0x32e/0x5a0 [ 263.496099] ? lock_release+0x970/0x970 [ 263.500079] ? preempt_schedule+0x4d/0x60 [ 263.504230] ? preempt_schedule_common+0x1f/0xd0 [ 263.508999] ? preempt_schedule+0x4d/0x60 [ 263.513154] ? ___preempt_schedule+0x16/0x18 [ 263.517568] ? bpf_test_run+0x1c0/0x5a0 [ 263.521552] ? netlink_diag_dump+0x2a0/0x2a0 [ 263.525966] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.531501] ? bpf_test_init.isra.9+0x70/0x100 [ 263.536083] ? bpf_prog_test_run_skb+0x634/0xb40 [ 263.540841] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 263.545682] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 263.551215] ? fput+0x130/0x1a0 [ 263.554491] ? __bpf_prog_get+0x9b/0x290 [ 263.558550] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 263.563394] ? bpf_prog_test_run+0x130/0x1a0 [ 263.567802] ? __x64_sys_bpf+0x3d8/0x510 [ 263.571861] ? bpf_prog_get+0x20/0x20 [ 263.575677] ? do_syscall_64+0x1b9/0x820 [ 263.579741] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 263.585114] ? syscall_return_slowpath+0x5e0/0x5e0 [ 263.590060] ? trace_hardirqs_on_caller+0x310/0x310 [ 263.595076] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 263.600095] ? recalc_sigpending_tsk+0x180/0x180 [ 263.604853] ? kasan_check_write+0x14/0x20 [ 263.609092] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.613952] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 263.619327] warn_alloc_show_mem: 1 callbacks suppressed [ 263.619340] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 263.619342] Mem-Info: [ 263.619373] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 263.619373] active_file:15 inactive_file:16 isolated_file:0 [ 263.619373] unevictable:0 dirty:0 writeback:0 unstable:0 [ 263.619373] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 263.619373] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 263.619373] free:13758 free_pcp:319 free_cma:0 [ 263.624717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.631481] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 263.633889] Call Trace: [ 263.666769] Node 0 [ 263.676141] [ 263.703841] 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 [ 263.706415] dump_stack+0x1c4/0x2b4 [ 263.708632] lowmem_reserve[]: [ 263.710786] ? dump_stack_print_info.cold.2+0x52/0x52 [ 263.736266] 0 [ 263.739908] warn_alloc.cold.119+0xb7/0x1bd [ 263.742985] 2819 [ 263.748183] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 263.749963] 6323 [ 263.754290] ? lock_downgrade+0x900/0x900 [ 263.756327] 6323 [ 263.761175] ? trace_hardirqs_off+0xb8/0x310 [ 263.767364] ? trace_hardirqs_off+0xb8/0x310 [ 263.769401] Node 0 [ 263.773814] __alloc_pages_slowpath+0x2667/0x2d80 [ 263.778220] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 263.780444] ? warn_alloc+0x120/0x120 [ 263.785242] lowmem_reserve[]: [ 263.811977] ? trace_hardirqs_on+0x310/0x310 [ 263.815757] 0 [ 263.818866] ? warn_alloc+0x120/0x120 [ 263.823240] 0 3503 [ 263.825089] ? warn_alloc+0x120/0x120 [ 263.828820] 3503 [ 263.831069] ? ktime_get+0x2e1/0x440 [ 263.834852] Node 0 [ 263.836914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.840622] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 263.842836] ? check_preemption_disabled+0x48/0x200 [ 263.848347] lowmem_reserve[]: 0 [ 263.876827] ? kasan_check_read+0x11/0x20 [ 263.881830] 0 [ 263.885112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.889221] 0 0 [ 263.891032] ? should_fail+0x22d/0xd01 [ 263.896543] Node 0 [ 263.898526] ? rcu_bh_qs+0xc0/0xc0 [ 263.902388] DMA: [ 263.904646] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.908152] 1*4kB [ 263.910215] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 263.915292] (U) [ 263.917445] ? should_fail+0x22d/0xd01 [ 263.922955] 0*8kB [ 263.924930] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.928783] 0*16kB 1*32kB [ 263.930940] ? should_fail+0x22d/0xd01 [ 263.936019] (U) [ 263.938865] ? rcu_idle_enter+0x4b0/0x4b0 [ 263.942730] 2*64kB [ 263.944704] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.948819] (U) 1*128kB (U) [ 263.951071] ? mark_held_locks+0x130/0x130 [ 263.956351] 1*256kB (U) [ 263.959388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 263.963593] 0*512kB [ 263.966262] ? mark_held_locks+0x130/0x130 [ 263.971770] 1*1024kB [ 263.974093] ? rcu_irq_exit+0xce/0x100 [ 263.978305] (U) [ 263.980735] ? irq_exit+0xbd/0x1c0 [ 263.984603] 1*2048kB [ 263.986591] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 263.990101] (M) [ 263.992510] ? do_raw_spin_unlock+0xa7/0x2f0 [ 263.997492] 3*4096kB (M) [ 263.999481] ? smp_call_function_single_interrupt+0x650/0x650 [ 264.003861] = 15908kB [ 264.003870] Node 0 [ 264.006641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.012491] DMA32: [ 264.014903] ? ret_from_intr+0xb/0x1e [ 264.017120] 4*4kB [ 264.022669] ? retint_kernel+0x2d/0x2d [ 264.024882] (M) [ 264.028687] ? trace_hardirqs_on_caller+0xc0/0x310 [ 264.030809] 1*8kB [ 264.034699] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 264.036652] (U) [ 264.041581] ? trace_hardirqs_off+0x310/0x310 [ 264.043706] 2*16kB [ 264.048458] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 264.050408] (M) [ 264.054921] __alloc_pages_nodemask+0xa80/0xde0 [ 264.057134] 2*32kB [ 264.062240] ? should_fail+0x22d/0xd01 [ 264.064190] (M) [ 264.068893] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 264.071114] 4*64kB [ 264.075019] ? ____cache_alloc_node+0x1c7/0x1e0 [ 264.076959] (M) [ 264.081983] ? lock_downgrade+0x900/0x900 [ 264.084196] 4*128kB [ 264.088872] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.090818] (UM) [ 264.094970] cache_grow_begin+0x91/0x8c0 [ 264.097270] 3*256kB [ 264.102806] ? do_raw_spin_unlock+0xa7/0x2f0 [ 264.104839] (M) [ 264.108905] fallback_alloc+0x203/0x2e0 [ 264.111202] 4*512kB [ 264.115616] ____cache_alloc_node+0x1c7/0x1e0 [ 264.117571] (UM) [ 264.121550] kmem_cache_alloc_node+0xe3/0x730 [ 264.123846] 3*1024kB [ 264.128354] ? ipv6_get_ifaddr+0x42e/0x620 [ 264.130384] (UM) [ 264.134896] __alloc_skb+0x119/0x770 [ 264.137291] 3*2048kB [ 264.141538] ? skb_scrub_packet+0x490/0x490 [ 264.143583] (M) [ 264.147367] ? lock_downgrade+0x900/0x900 [ 264.149747] 3*4096kB [ 264.154076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.156025] (M) [ 264.160173] ? refcount_sub_and_test_checked+0x203/0x310 [ 264.162555] = 25208kB [ 264.168097] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 264.170051] Node 0 [ 264.175513] ? addrconf_rs_timer+0x690/0x690 [ 264.177900] Normal: [ 264.183367] ndisc_alloc_skb+0x144/0x340 [ 264.185569] 853*4kB [ 264.189988] ndisc_send_rs+0x331/0x6e0 [ 264.192287] (UMEH) [ 264.196362] addrconf_rs_timer+0x314/0x690 [ 264.198653] 371*8kB [ 264.202541] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.204753] (UME) [ 264.208991] call_timer_fn+0x272/0x920 [ 264.211293] 193*16kB [ 264.215526] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.217650] (UME) [ 264.221537] ? process_timeout+0x40/0x40 [ 264.223919] 70*32kB [ 264.228154] ? trace_hardirqs_off+0xb8/0x310 [ 264.230280] (UMEH) [ 264.234350] ? kasan_check_read+0x11/0x20 [ 264.236650] 27*64kB [ 264.241072] ? do_raw_spin_unlock+0xa7/0x2f0 [ 264.243288] (UMH) [ 264.247445] ? trace_hardirqs_on+0x310/0x310 [ 264.249745] 4*128kB [ 264.254168] ? __run_timers+0x7da/0xc70 [ 264.256304] (UM) [ 264.260737] ? lock_downgrade+0x900/0x900 [ 264.263036] 0*256kB [ 264.267015] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 264.269048] 0*512kB [ 264.273193] ? trace_hardirqs_on+0xbd/0x310 [ 264.275488] 0*1024kB 0*2048kB [ 264.280620] ? kasan_check_read+0x11/0x20 [ 264.282921] 0*4096kB = 13948kB [ 264.287253] ? __run_timers+0x7da/0xc70 [ 264.290422] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 264.294563] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 264.297738] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 264.301704] ? kasan_check_write+0x14/0x20 [ 264.310517] 660 total pagecache pages [ 264.315978] ? do_raw_spin_lock+0xc1/0x200 [ 264.324528] 0 pages in swap cache [ 264.328765] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 264.332536] Swap cache stats: add 0, delete 0, find 0/0 [ 264.332547] Free swap = 0kB [ 264.336787] __run_timers+0x7e5/0xc70 [ 264.340212] Total swap = 0kB [ 264.344455] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 264.349790] 1965979 pages RAM [ 264.352822] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 264.356597] 0 pages HighMem/MovableOnly [ 264.359614] ? timerqueue_add+0x207/0x2b0 [ 264.364944] 342307 pages reserved [ 264.364953] 0 pages cma reserved [ 264.368060] ? enqueue_hrtimer+0x1a5/0x560 [ 264.373101] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 264.377020] ? lock_release+0x970/0x970 [ 264.377036] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 264.377053] ? kasan_check_write+0x14/0x20 [ 264.377071] ? pvclock_read_flags+0x160/0x160 [ 264.381255] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 264.384668] ? lock_downgrade+0x900/0x900 [ 264.388013] syz-executor2 cpuset= [ 264.392255] ? trace_hardirqs_on+0xbd/0x310 [ 264.398721] syz2 [ 264.402699] ? kvm_sched_clock_read+0x9/0x20 [ 264.402718] ? irq_exit+0x17f/0x1c0 [ 264.407900] mems_allowed=0 [ 264.412135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.457373] ? check_preemption_disabled+0x48/0x200 [ 264.462388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.467931] run_timer_softirq+0x52/0xb0 [ 264.471995] ? __this_cpu_preempt_check+0x1c/0x1f [ 264.476837] __do_softirq+0x30b/0xad8 [ 264.480652] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 264.485755] ? pvclock_read_flags+0x160/0x160 [ 264.490250] ? lapic_next_event+0x5a/0x90 [ 264.494401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.499940] ? clockevents_program_event+0x140/0x370 [ 264.505044] ? kvm_clock_read+0x18/0x30 [ 264.509020] ? kvm_sched_clock_read+0x9/0x20 [ 264.513430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.518969] ? check_preemption_disabled+0x48/0x200 [ 264.523997] irq_exit+0x17f/0x1c0 [ 264.527456] smp_apic_timer_interrupt+0x1cb/0x760 [ 264.532300] ? smp_reschedule_interrupt+0x109/0x650 [ 264.537318] ? smp_call_function_single_interrupt+0x650/0x650 [ 264.543205] ? interrupt_entry+0xb5/0xf0 [ 264.547269] ? trace_hardirqs_off_caller+0xbb/0x310 [ 264.552284] ? trace_hardirqs_off_caller+0xbb/0x310 [ 264.557308] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 264.562156] ? trace_hardirqs_on_caller+0x310/0x310 [ 264.567174] ? trace_hardirqs_on_caller+0x310/0x310 [ 264.572193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.577732] ? check_preemption_disabled+0x48/0x200 [ 264.582759] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 264.587607] apic_timer_interrupt+0xf/0x20 [ 264.591834] [ 264.594070] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 264.599259] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 264.618162] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 264.625878] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 264.633150] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 264.640419] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 264.647685] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 264.654952] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 264.662243] ? trace_hardirqs_on+0x9a/0x310 [ 264.666578] ? trace_hardirqs_on+0xb4/0x310 [ 264.670918] retint_kernel+0x1b/0x2d [ 264.674643] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 264.679932] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 264.698843] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 264.706562] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 264.713834] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 264.721109] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 264.728378] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 264.735652] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 264.742947] ? trace_hardirqs_on+0x9a/0x310 [ 264.747269] ? arch_local_irq_restore+0x45/0x52 [ 264.751943] dump_stack+0x26a/0x2b4 [ 264.755570] ? dump_stack_print_info.cold.2+0x52/0x52 [ 264.760764] ? mark_held_locks+0x130/0x130 [ 264.764997] ? mark_held_locks+0x130/0x130 [ 264.769234] dump_header+0x27b/0xf72 [ 264.772948] ? rcu_read_unlock+0x16/0x60 [ 264.777012] ? pagefault_out_of_memory+0x197/0x197 [ 264.781943] ? mark_held_locks+0x130/0x130 [ 264.786172] ? percpu_ref_put_many+0x13e/0x260 [ 264.790765] ? mem_cgroup_charge_statistics+0x780/0x780 [ 264.796131] ? mem_cgroup_iter+0x1f7/0x1160 [ 264.800460] ? mark_held_locks+0x130/0x130 [ 264.804706] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.810239] ? task_will_free_mem+0x239/0xb30 [ 264.814746] ? ___ratelimit+0x36f/0x655 [ 264.818717] ? lock_downgrade+0x900/0x900 [ 264.822872] ? trace_hardirqs_on+0xbd/0x310 [ 264.827187] ? kasan_check_read+0x11/0x20 [ 264.831339] ? ___ratelimit+0x36f/0x655 [ 264.835312] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 264.840776] ? trace_hardirqs_on+0x310/0x310 [ 264.845185] ? lock_downgrade+0x900/0x900 [ 264.849342] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 264.854448] ? ___ratelimit+0xaa/0x655 [ 264.858341] ? idr_get_free+0xec0/0xec0 [ 264.862315] ? kasan_check_write+0x14/0x20 [ 264.866559] ? do_raw_spin_lock+0xc1/0x200 [ 264.870798] oom_kill_process.cold.27+0x10/0x903 [ 264.875558] ? _raw_spin_unlock+0x2c/0x50 [ 264.879729] ? oom_badness+0xe6/0xaa0 [ 264.883535] ? oom_evaluate_task+0x540/0x540 [ 264.887944] ? shrink_node+0x16b0/0x16b0 [ 264.892010] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 264.897543] ? oom_unkillable_task+0x383/0x580 [ 264.902213] ? out_of_memory+0x974/0x1430 [ 264.906364] ? lock_downgrade+0x900/0x900 [ 264.910515] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 264.916315] ? __cpuset_node_allowed+0x19b/0x660 [ 264.921081] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 264.926618] ? oom_evaluate_task+0x302/0x540 [ 264.931034] out_of_memory+0xa84/0x1430 [ 264.935016] ? oom_killer_disable+0x3a0/0x3a0 [ 264.939513] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 264.944445] ? __mutex_add_waiter+0x2a0/0x2a0 [ 264.948937] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 264.953948] ? find_next_bit+0x104/0x130 [ 264.958011] __alloc_pages_slowpath+0x2318/0x2d80 [ 264.962879] ? warn_alloc+0x120/0x120 [ 264.966678] ? __radix_tree_lookup+0x4c0/0x4c0 [ 264.971268] ? mark_held_locks+0x130/0x130 [ 264.975510] ? find_get_entry+0x2f2/0xc40 [ 264.979670] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 264.984605] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 264.990162] ? should_fail+0x22d/0xd01 [ 264.994063] ? ___might_sleep+0x1ed/0x300 [ 264.998231] ? lock_release+0x970/0x970 [ 265.002230] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.007366] ? __might_sleep+0x95/0x190 [ 265.011361] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 265.016230] ? free_one_page+0xcae/0x1700 [ 265.020401] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 265.025444] ? lock_downgrade+0x900/0x900 [ 265.029608] ? ___might_sleep+0x1ed/0x300 [ 265.033787] ? lock_release+0x970/0x970 [ 265.037775] ? arch_local_save_flags+0x40/0x40 [ 265.042371] ? _raw_spin_unlock+0x2c/0x50 [ 265.046531] ? free_one_page+0xcae/0x1700 [ 265.050695] ? __might_sleep+0x95/0x190 [ 265.054690] __alloc_pages_nodemask+0xa80/0xde0 [ 265.059642] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 265.064680] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 265.070494] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 265.075185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.080738] ? __do_page_cache_readahead+0x7ce/0x980 [ 265.085888] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 265.091449] alloc_pages_current+0x10c/0x210 [ 265.095875] ? lock_downgrade+0x900/0x900 [ 265.100048] __page_cache_alloc+0x38f/0x5b0 [ 265.104411] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 265.110231] ? ext4_filemap_fault+0x82/0xad [ 265.114575] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 265.119267] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.124818] ? check_preemption_disabled+0x48/0x200 [ 265.129844] filemap_fault+0x1594/0x25f0 [ 265.133926] ? __lock_page_or_retry+0xa00/0xa00 [ 265.138621] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 265.144433] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 265.149202] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 265.153988] ? filemap_map_pages+0xdea/0x1980 [ 265.158518] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 265.164341] ? kasan_check_read+0x11/0x20 [ 265.168514] ? find_get_pages_range_tag+0x1320/0x1320 [ 265.173731] ? rcu_bh_qs+0xc0/0xc0 [ 265.177290] ? unwind_dump+0x190/0x190 [ 265.181202] ? is_bpf_text_address+0xd3/0x170 [ 265.185709] ? __kernel_text_address+0xd/0x40 [ 265.190213] ? unwind_get_return_address+0x61/0xa0 [ 265.195192] ? __save_stack_trace+0x8d/0xf0 [ 265.199541] ? lock_acquire+0x1ed/0x520 [ 265.203530] ? ext4_filemap_fault+0x7a/0xad [ 265.207867] ? lock_release+0x970/0x970 [ 265.211856] ? arch_local_save_flags+0x40/0x40 [ 265.216440] ? save_stack+0x43/0xd0 [ 265.220064] ? __kasan_slab_free+0x102/0x150 [ 265.224468] ? kasan_slab_free+0xe/0x10 [ 265.228438] ? kfree+0xcf/0x230 [ 265.231720] ? do_syslog+0x1474/0x1690 [ 265.235605] ? kmsg_read+0x8f/0xc0 [ 265.239145] ? proc_reg_read+0x2a3/0x3d0 [ 265.243203] ? __vfs_read+0x117/0x9b0 [ 265.247011] ? down_read+0xb0/0x1d0 [ 265.250657] ? ext4_filemap_fault+0x7a/0xad [ 265.254980] ? __down_interruptible+0x700/0x700 [ 265.259646] ? kasan_check_write+0x14/0x20 [ 265.263883] ? trace_hardirqs_off+0xb8/0x310 [ 265.268298] ext4_filemap_fault+0x82/0xad [ 265.272446] __do_fault+0x100/0x6b0 [ 265.276071] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 265.281523] ? print_bad_pte+0x6c0/0x6c0 [ 265.285583] ? __kasan_slab_free+0x119/0x150 [ 265.289992] ? pmd_val+0x88/0x100 [ 265.293448] ? add_mm_counter_fast+0xd0/0xd0 [ 265.297867] ? pmd_val+0x88/0x100 [ 265.301419] ? add_mm_counter_fast+0xd0/0xd0 [ 265.305829] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.311383] __handle_mm_fault+0x3709/0x53e0 [ 265.315802] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 265.320651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.326189] ? unuse_pde+0x40/0x80 [ 265.329729] ? __f_unlock_pos+0x19/0x20 [ 265.333715] ? lock_acquire+0x1ed/0x520 [ 265.337692] ? handle_mm_fault+0x42a/0xc70 [ 265.341928] ? lock_downgrade+0x900/0x900 [ 265.346081] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 265.351881] ? __do_page_fault+0x67d/0xed0 [ 265.356119] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 265.361572] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.367113] ? check_preemption_disabled+0x48/0x200 [ 265.372221] handle_mm_fault+0x54f/0xc70 [ 265.376282] ? __handle_mm_fault+0x53e0/0x53e0 [ 265.380864] ? find_vma+0x34/0x190 [ 265.384410] __do_page_fault+0x67d/0xed0 [ 265.388475] ? mm_fault_error+0x380/0x380 [ 265.392620] ? trace_hardirqs_off+0xb8/0x310 [ 265.397036] ? trace_hardirqs_on+0x310/0x310 [ 265.401441] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 265.406801] ? trace_hardirqs_on+0x310/0x310 [ 265.411209] do_page_fault+0xf2/0x7e0 [ 265.415008] ? vmalloc_sync_all+0x30/0x30 [ 265.419157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.424695] ? error_entry+0x70/0xd0 [ 265.428408] ? trace_hardirqs_off_caller+0xbb/0x310 [ 265.433422] ? trace_hardirqs_on_caller+0xc0/0x310 [ 265.438356] ? syscall_return_slowpath+0x5e0/0x5e0 [ 265.443288] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.448133] ? trace_hardirqs_on_caller+0x310/0x310 [ 265.453146] ? trace_hardirqs_off+0x310/0x310 [ 265.457648] ? prepare_exit_to_usermode+0x291/0x3b0 [ 265.462673] ? page_fault+0x8/0x30 [ 265.466223] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.471070] ? page_fault+0x8/0x30 [ 265.474609] page_fault+0x1e/0x30 [ 265.478069] RIP: 0033:0x7f55b1a571fd [ 265.481790] Code: Bad RIP value. [ 265.485151] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 265.490513] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 265.497802] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 265.505082] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 265.512355] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 265.519637] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 265.526966] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 265.527032] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 265.534164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.534175] Call Trace: [ 265.540763] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 265.550035] [ 265.552612] rsyslogd cpuset= [ 265.562672] dump_stack+0x1c4/0x2b4 [ 265.564794] / [ 265.567813] ? dump_stack_print_info.cold.2+0x52/0x52 [ 265.571405] mems_allowed=0 [ 265.581243] warn_alloc.cold.119+0xb7/0x1bd [ 265.585589] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 265.590455] ? lock_downgrade+0x900/0x900 [ 265.594627] ? trace_hardirqs_off+0xb8/0x310 [ 265.599052] ? trace_hardirqs_off+0xb8/0x310 [ 265.603468] __alloc_pages_slowpath+0x2667/0x2d80 [ 265.608341] ? warn_alloc+0x120/0x120 [ 265.612153] ? warn_alloc+0x120/0x120 [ 265.615960] ? warn_alloc+0x120/0x120 [ 265.619761] ? mark_held_locks+0x130/0x130 [ 265.624018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.629558] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.635097] ? should_fail+0x22d/0xd01 [ 265.638995] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.644093] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 265.649647] ? should_fail+0x22d/0xd01 [ 265.653537] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.658642] ? should_fail+0x22d/0xd01 [ 265.662536] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.667644] ? mark_held_locks+0x130/0x130 [ 265.671887] ? mark_held_locks+0x130/0x130 [ 265.676123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.681671] ? trace_hardirqs_off+0xb8/0x310 [ 265.686077] ? kasan_check_read+0x11/0x20 [ 265.690223] ? do_raw_spin_unlock+0xa7/0x2f0 [ 265.694630] ? trace_hardirqs_on+0x310/0x310 [ 265.699041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.704575] ? wq_watchdog_touch+0x9c/0xfe [ 265.708817] ? io_serial_in+0x11/0x90 [ 265.712625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.718170] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 265.723282] __alloc_pages_nodemask+0xa80/0xde0 [ 265.727952] ? should_fail+0x22d/0xd01 [ 265.731844] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 265.736876] ? ____cache_alloc_node+0x1c7/0x1e0 [ 265.741545] ? lock_downgrade+0x900/0x900 [ 265.745697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.751243] cache_grow_begin+0x91/0x8c0 [ 265.755344] ? do_raw_spin_unlock+0xa7/0x2f0 [ 265.759764] fallback_alloc+0x203/0x2e0 [ 265.763743] ____cache_alloc_node+0x1c7/0x1e0 [ 265.768244] kmem_cache_alloc_node+0xe3/0x730 [ 265.772739] ? ipv6_get_ifaddr+0x42e/0x620 [ 265.776981] __alloc_skb+0x119/0x770 [ 265.780706] ? skb_scrub_packet+0x490/0x490 [ 265.785038] ? lock_downgrade+0x900/0x900 [ 265.789200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.794740] ? refcount_sub_and_test_checked+0x203/0x310 [ 265.800193] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 265.805649] ? addrconf_rs_timer+0x690/0x690 [ 265.810067] ndisc_alloc_skb+0x144/0x340 [ 265.814150] ndisc_send_rs+0x331/0x6e0 [ 265.818044] addrconf_rs_timer+0x314/0x690 [ 265.822283] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.826528] call_timer_fn+0x272/0x920 [ 265.830414] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.834655] ? process_timeout+0x40/0x40 [ 265.838721] ? trace_hardirqs_off+0xb8/0x310 [ 265.843130] ? kasan_check_read+0x11/0x20 [ 265.847283] ? do_raw_spin_unlock+0xa7/0x2f0 [ 265.851691] ? trace_hardirqs_on+0x310/0x310 [ 265.856108] ? __run_timers+0x7da/0xc70 [ 265.860092] ? lock_downgrade+0x900/0x900 [ 265.864244] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 265.869356] ? trace_hardirqs_on+0xbd/0x310 [ 265.873677] ? kasan_check_read+0x11/0x20 [ 265.877827] ? __run_timers+0x7da/0xc70 [ 265.881807] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 265.887265] ? kasan_check_write+0x14/0x20 [ 265.891504] ? do_raw_spin_lock+0xc1/0x200 [ 265.895750] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 265.899992] __run_timers+0x7e5/0xc70 [ 265.903833] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 265.909227] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 265.914258] ? timerqueue_add+0x207/0x2b0 [ 265.918432] ? enqueue_hrtimer+0x1a5/0x560 [ 265.922679] ? lock_release+0x970/0x970 [ 265.926671] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 265.931881] ? kasan_check_write+0x14/0x20 [ 265.936146] ? pvclock_read_flags+0x160/0x160 [ 265.940655] ? lock_downgrade+0x900/0x900 [ 265.944821] ? trace_hardirqs_on+0xbd/0x310 [ 265.949161] ? kvm_sched_clock_read+0x9/0x20 [ 265.953918] ? irq_exit+0x17f/0x1c0 [ 265.957556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.963104] ? check_preemption_disabled+0x48/0x200 [ 265.968141] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 265.973692] run_timer_softirq+0x52/0xb0 [ 265.977763] ? __this_cpu_preempt_check+0x1c/0x1f [ 265.982616] __do_softirq+0x30b/0xad8 [ 265.986436] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 265.991552] ? pvclock_read_flags+0x160/0x160 [ 265.996050] ? lapic_next_event+0x5a/0x90 [ 266.000204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.005760] ? clockevents_program_event+0x140/0x370 [ 266.010899] ? kvm_clock_read+0x18/0x30 [ 266.014887] ? kvm_sched_clock_read+0x9/0x20 [ 266.019316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.024878] ? check_preemption_disabled+0x48/0x200 [ 266.029921] irq_exit+0x17f/0x1c0 [ 266.033385] smp_apic_timer_interrupt+0x1cb/0x760 [ 266.038227] ? smp_reschedule_interrupt+0x109/0x650 [ 266.043246] ? smp_call_function_single_interrupt+0x650/0x650 [ 266.049138] ? interrupt_entry+0xb5/0xf0 [ 266.053206] ? trace_hardirqs_off_caller+0xbb/0x310 [ 266.058226] ? trace_hardirqs_off_caller+0xbb/0x310 [ 266.063247] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.068103] ? trace_hardirqs_on_caller+0x310/0x310 [ 266.073145] ? trace_hardirqs_on_caller+0x310/0x310 [ 266.078188] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.083748] ? check_preemption_disabled+0x48/0x200 [ 266.088785] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.094347] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.099203] apic_timer_interrupt+0xf/0x20 [ 266.103428] [ 266.105669] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 266.110602] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 266.129502] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 266.137213] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 266.144483] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 266.151755] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 266.159025] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 266.166300] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 266.173603] ? trace_hardirqs_on+0xb4/0x310 [ 266.177940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.183488] skb_clone+0x1bb/0x500 [ 266.187035] ? finish_task_switch+0x1b5/0x900 [ 266.191535] ? skb_split+0x11e0/0x11e0 [ 266.195454] ? preempt_notifier_register+0x200/0x200 [ 266.200559] ? __switch_to_asm+0x34/0x70 [ 266.204622] ? __switch_to_asm+0x34/0x70 [ 266.208689] ? __switch_to_asm+0x40/0x70 [ 266.212751] ? __switch_to_asm+0x34/0x70 [ 266.216815] ? __switch_to_asm+0x40/0x70 [ 266.220872] ? __switch_to_asm+0x34/0x70 [ 266.224933] ? __switch_to_asm+0x40/0x70 [ 266.228988] ? __switch_to_asm+0x34/0x70 [ 266.233051] ? __switch_to_asm+0x34/0x70 [ 266.237109] ? __switch_to_asm+0x40/0x70 [ 266.241169] ? __switch_to_asm+0x34/0x70 [ 266.245237] bpf_clone_redirect+0xb9/0x490 [ 266.249471] ? __schedule+0x874/0x1ed0 [ 266.253362] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 266.258385] ? __sched_text_start+0x8/0x8 [ 266.262534] ? retint_kernel+0x2d/0x2d [ 266.266425] ? trace_hardirqs_on_caller+0xc0/0x310 [ 266.271389] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 266.276160] ? trace_hardirqs_off+0x310/0x310 [ 266.280671] ? bpf_test_run+0x1fc/0x5a0 [ 266.284656] ? lock_acquire+0x1ed/0x520 [ 266.288627] ? bpf_test_run+0x32e/0x5a0 [ 266.292613] ? lock_release+0x970/0x970 [ 266.296600] ? preempt_schedule+0x4d/0x60 [ 266.300757] ? preempt_schedule_common+0x1f/0xd0 [ 266.305521] ? preempt_schedule+0x4d/0x60 [ 266.309676] ? ___preempt_schedule+0x16/0x18 [ 266.314096] ? bpf_test_run+0x1c0/0x5a0 [ 266.318083] ? netlink_diag_dump+0x2a0/0x2a0 [ 266.322502] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.328044] ? bpf_test_init.isra.9+0x70/0x100 [ 266.332634] ? bpf_prog_test_run_skb+0x634/0xb40 [ 266.337407] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 266.342255] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 266.347792] ? fput+0x130/0x1a0 [ 266.351074] ? __bpf_prog_get+0x9b/0x290 [ 266.355148] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 266.359992] ? bpf_prog_test_run+0x130/0x1a0 [ 266.364405] ? __x64_sys_bpf+0x3d8/0x510 [ 266.368466] ? bpf_prog_get+0x20/0x20 [ 266.372301] ? do_syscall_64+0x1b9/0x820 [ 266.376367] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 266.381738] ? syscall_return_slowpath+0x5e0/0x5e0 [ 266.386672] ? trace_hardirqs_on_caller+0x310/0x310 [ 266.391693] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 266.396710] ? recalc_sigpending_tsk+0x180/0x180 [ 266.401469] ? kasan_check_write+0x14/0x20 [ 266.405712] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.410574] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 266.415945] warn_alloc_show_mem: 1 callbacks suppressed [ 266.415958] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 266.415960] Mem-Info: [ 266.415991] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 266.415991] active_file:15 inactive_file:16 isolated_file:0 [ 266.415991] unevictable:0 dirty:0 writeback:0 unstable:0 [ 266.415991] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 266.415991] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 266.415991] free:13758 free_pcp:319 free_cma:0 [ 266.421349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.428105] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 266.430509] Call Trace: [ 266.463391] Node 0 [ 266.472749] [ 266.500449] 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 [ 266.503016] dump_stack+0x1c4/0x2b4 [ 266.505226] lowmem_reserve[]: [ 266.507384] ? dump_stack_print_info.cold.2+0x52/0x52 [ 266.532868] 0 [ 266.536506] warn_alloc.cold.119+0xb7/0x1bd [ 266.539578] 2819 [ 266.544764] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 266.546541] 6323 [ 266.550863] ? lock_downgrade+0x900/0x900 [ 266.552901] 6323 [ 266.557746] ? trace_hardirqs_off+0xb8/0x310 [ 266.563936] ? trace_hardirqs_off+0xb8/0x310 [ 266.565971] Node 0 [ 266.570381] __alloc_pages_slowpath+0x2667/0x2d80 [ 266.574790] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 266.577015] ? warn_alloc+0x120/0x120 [ 266.581812] lowmem_reserve[]: [ 266.608561] ? trace_hardirqs_on+0x310/0x310 [ 266.612347] 0 [ 266.615462] ? warn_alloc+0x120/0x120 [ 266.619847] 0 [ 266.621656] ? warn_alloc+0x120/0x120 [ 266.625420] 3503 [ 266.627225] ? ktime_get+0x2e1/0x440 [ 266.631040] 3503 [ 266.633113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.636804] Node 0 [ 266.638875] ? check_preemption_disabled+0x48/0x200 [ 266.644412] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 266.646640] ? kasan_check_read+0x11/0x20 [ 266.651626] lowmem_reserve[]: [ 266.680099] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.684251] 0 [ 266.687361] ? should_fail+0x22d/0xd01 [ 266.692864] 0 0 [ 266.694687] ? rcu_bh_qs+0xc0/0xc0 [ 266.698553] 0 [ 266.700539] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 266.705852] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 266.710931] Node 0 DMA: [ 266.716482] ? should_fail+0x22d/0xd01 [ 266.716500] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 266.719155] 1*4kB [ 266.723043] ? should_fail+0x22d/0xd01 [ 266.728120] (U) [ 266.730280] ? rcu_idle_enter+0x4b0/0x4b0 [ 266.734143] 0*8kB [ 266.736123] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 266.740248] 0*16kB [ 266.742401] ? mark_held_locks+0x130/0x130 [ 266.747494] 1*32kB (U) [ 266.749747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.753946] 2*64kB (U) [ 266.756604] ? mark_held_locks+0x130/0x130 [ 266.762111] 1*128kB (U) [ 266.764712] ? rcu_irq_exit+0xce/0x100 [ 266.768919] 1*256kB [ 266.771606] ? irq_exit+0xbd/0x1c0 [ 266.775473] (U) [ 266.777809] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 266.781322] 0*512kB [ 266.783304] ? do_raw_spin_unlock+0xa7/0x2f0 [ 266.788290] 1*1024kB (U) [ 266.790642] ? smp_call_function_single_interrupt+0x650/0x650 [ 266.795022] 1*2048kB [ 266.797787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.803648] (M) [ 266.806062] ? ret_from_intr+0xb/0x1e [ 266.811582] 3*4096kB [ 266.813576] ? retint_kernel+0x2d/0x2d [ 266.817365] (M) [ 266.819791] ? trace_hardirqs_on_caller+0xc0/0x310 [ 266.823662] = 15908kB [ 266.825650] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 266.830557] Node 0 [ 266.832972] ? trace_hardirqs_off+0x310/0x310 [ 266.837704] DMA32: [ 266.839962] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 266.844437] 4*4kB [ 266.846688] __alloc_pages_nodemask+0xa80/0xde0 [ 266.851763] (M) 1*8kB [ 266.853940] ? should_fail+0x22d/0xd01 [ 266.858592] (U) [ 266.861103] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 266.864966] 2*16kB (M) [ 266.866968] ? ____cache_alloc_node+0x1c7/0x1e0 [ 266.871951] 2*32kB [ 266.874541] ? lock_downgrade+0x900/0x900 [ 266.879186] (M) [ 266.881432] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.885554] 4*64kB [ 266.887539] cache_grow_begin+0x91/0x8c0 [ 266.893049] (M) [ 266.895289] ? do_raw_spin_unlock+0xa7/0x2f0 [ 266.899333] 4*128kB [ 266.901327] fallback_alloc+0x203/0x2e0 [ 266.905712] (UM) [ 266.908044] ____cache_alloc_node+0x1c7/0x1e0 [ 266.911993] 3*256kB [ 266.914067] kmem_cache_alloc_node+0xe3/0x730 [ 266.918545] (M) [ 266.920877] ? ipv6_get_ifaddr+0x42e/0x620 [ 266.925347] 4*512kB (UM) [ 266.927350] __alloc_skb+0x119/0x770 [ 266.931550] 3*1024kB [ 266.934322] ? skb_scrub_packet+0x490/0x490 [ 266.938021] (UM) [ 266.940449] ? lock_downgrade+0x900/0x900 [ 266.944753] 3*2048kB [ 266.946843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 266.950975] (M) [ 266.953405] ? refcount_sub_and_test_checked+0x203/0x310 [ 266.958925] 3*4096kB [ 266.960906] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 266.966330] (M) = 25208kB [ 266.968771] ? addrconf_rs_timer+0x690/0x690 [ 266.974228] Node 0 [ 266.977004] ndisc_alloc_skb+0x144/0x340 [ 266.981385] Normal: 853*4kB [ 266.983658] ndisc_send_rs+0x331/0x6e0 [ 266.987679] (UMEH) [ 266.990719] addrconf_rs_timer+0x314/0x690 [ 266.994606] 371*8kB (UME) [ 266.996876] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.001085] 193*16kB (UME) [ 267.003961] call_timer_fn+0x272/0x920 [ 267.008201] 70*32kB [ 267.011156] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.015021] (UMEH) [ 267.017360] ? process_timeout+0x40/0x40 [ 267.021567] 27*64kB [ 267.023807] ? trace_hardirqs_off+0xb8/0x310 [ 267.023824] ? kasan_check_read+0x11/0x20 [ 267.027898] (UMH) [ 267.030232] ? do_raw_spin_unlock+0xa7/0x2f0 [ 267.034611] 4*128kB [ 267.038769] ? trace_hardirqs_on+0x310/0x310 [ 267.040893] (UM) [ 267.045309] ? __run_timers+0x7da/0xc70 [ 267.047603] 0*256kB [ 267.052012] ? lock_downgrade+0x900/0x900 [ 267.054047] 0*512kB [ 267.058022] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 267.060836] 0*1024kB 0*2048kB [ 267.065001] ? trace_hardirqs_on+0xbd/0x310 [ 267.067297] 0*4096kB = 13948kB [ 267.072413] ? kasan_check_read+0x11/0x20 [ 267.075595] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 267.079913] ? __run_timers+0x7da/0xc70 [ 267.083086] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 267.087244] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 267.096070] 660 total pagecache pages [ 267.100063] ? kasan_check_write+0x14/0x20 [ 267.108626] 0 pages in swap cache [ 267.114096] ? do_raw_spin_lock+0xc1/0x200 [ 267.117874] Swap cache stats: add 0, delete 0, find 0/0 [ 267.122129] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 267.125577] Free swap = 0kB [ 267.129815] __run_timers+0x7e5/0xc70 [ 267.135147] Total swap = 0kB [ 267.135156] 1965979 pages RAM [ 267.139397] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 267.142380] 0 pages HighMem/MovableOnly [ 267.146172] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 267.149166] 342307 pages reserved [ 267.152264] ? timerqueue_add+0x207/0x2b0 [ 267.157604] 0 pages cma reserved [ 267.161579] ? enqueue_hrtimer+0x1a5/0x560 [ 267.166636] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 267.170019] ? lock_release+0x970/0x970 [ 267.174198] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 267.177506] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 267.181719] syz-executor2 cpuset= [ 267.188207] ? kasan_check_write+0x14/0x20 [ 267.192154] syz2 [ 267.202650] ? pvclock_read_flags+0x160/0x160 [ 267.207809] mems_allowed=0 [ 267.211279] ? lock_downgrade+0x900/0x900 [ 267.229689] ? trace_hardirqs_on+0xbd/0x310 [ 267.234013] ? kvm_sched_clock_read+0x9/0x20 [ 267.238453] ? irq_exit+0x17f/0x1c0 [ 267.242085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.247624] ? check_preemption_disabled+0x48/0x200 [ 267.252650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.258205] run_timer_softirq+0x52/0xb0 [ 267.262632] ? __this_cpu_preempt_check+0x1c/0x1f [ 267.267486] __do_softirq+0x30b/0xad8 [ 267.271297] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 267.276411] ? pvclock_read_flags+0x160/0x160 [ 267.280928] ? lapic_next_event+0x5a/0x90 [ 267.285076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.290622] ? clockevents_program_event+0x140/0x370 [ 267.295739] ? kvm_clock_read+0x18/0x30 [ 267.299714] ? kvm_sched_clock_read+0x9/0x20 [ 267.304126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.309673] ? check_preemption_disabled+0x48/0x200 [ 267.314702] irq_exit+0x17f/0x1c0 [ 267.318165] smp_apic_timer_interrupt+0x1cb/0x760 [ 267.323013] ? smp_reschedule_interrupt+0x109/0x650 [ 267.328045] ? smp_call_function_single_interrupt+0x650/0x650 [ 267.333941] ? interrupt_entry+0xb5/0xf0 [ 267.338014] ? trace_hardirqs_off_caller+0xbb/0x310 [ 267.343047] ? trace_hardirqs_off_caller+0xbb/0x310 [ 267.348079] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.352935] ? trace_hardirqs_on_caller+0x310/0x310 [ 267.357963] ? trace_hardirqs_on_caller+0x310/0x310 [ 267.362992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.368541] ? check_preemption_disabled+0x48/0x200 [ 267.373568] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.378424] apic_timer_interrupt+0xf/0x20 [ 267.382655] [ 267.384894] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 267.390090] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 267.409003] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 267.416723] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 267.424016] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 267.431319] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 267.438614] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 267.445884] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 267.453169] ? trace_hardirqs_on+0x9a/0x310 [ 267.457492] ? trace_hardirqs_on+0xb4/0x310 [ 267.461822] retint_kernel+0x1b/0x2d [ 267.465539] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 267.470822] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 267.489721] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 267.497432] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 267.504715] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 267.511980] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 267.519243] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 267.526511] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 267.533798] ? trace_hardirqs_on+0x9a/0x310 [ 267.538123] ? arch_local_irq_restore+0x45/0x52 [ 267.542803] dump_stack+0x26a/0x2b4 [ 267.546434] ? dump_stack_print_info.cold.2+0x52/0x52 [ 267.551637] ? mark_held_locks+0x130/0x130 [ 267.555871] ? mark_held_locks+0x130/0x130 [ 267.560114] dump_header+0x27b/0xf72 [ 267.563830] ? rcu_read_unlock+0x16/0x60 [ 267.567893] ? pagefault_out_of_memory+0x197/0x197 [ 267.572847] ? mark_held_locks+0x130/0x130 [ 267.577077] ? percpu_ref_put_many+0x13e/0x260 [ 267.581661] ? mem_cgroup_charge_statistics+0x780/0x780 [ 267.587029] ? mem_cgroup_iter+0x1f7/0x1160 [ 267.591350] ? mark_held_locks+0x130/0x130 [ 267.595591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.601126] ? task_will_free_mem+0x239/0xb30 [ 267.605638] ? ___ratelimit+0x36f/0x655 [ 267.609613] ? lock_downgrade+0x900/0x900 [ 267.613771] ? trace_hardirqs_on+0xbd/0x310 [ 267.618087] ? kasan_check_read+0x11/0x20 [ 267.622236] ? ___ratelimit+0x36f/0x655 [ 267.626209] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 267.631659] ? trace_hardirqs_on+0x310/0x310 [ 267.636072] ? lock_downgrade+0x900/0x900 [ 267.640268] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 267.645373] ? ___ratelimit+0xaa/0x655 [ 267.649265] ? idr_get_free+0xec0/0xec0 [ 267.653245] ? kasan_check_write+0x14/0x20 [ 267.657478] ? do_raw_spin_lock+0xc1/0x200 [ 267.661747] oom_kill_process.cold.27+0x10/0x903 [ 267.666523] ? _raw_spin_unlock+0x2c/0x50 [ 267.670684] ? oom_badness+0xe6/0xaa0 [ 267.674496] ? oom_evaluate_task+0x540/0x540 [ 267.678921] ? shrink_node+0x16b0/0x16b0 [ 267.682996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.688538] ? oom_unkillable_task+0x383/0x580 [ 267.693129] ? out_of_memory+0x974/0x1430 [ 267.697287] ? lock_downgrade+0x900/0x900 [ 267.701449] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 267.707254] ? __cpuset_node_allowed+0x19b/0x660 [ 267.712023] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 267.717562] ? oom_evaluate_task+0x302/0x540 [ 267.721972] out_of_memory+0xa84/0x1430 [ 267.725948] ? oom_killer_disable+0x3a0/0x3a0 [ 267.730440] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 267.735375] ? __mutex_add_waiter+0x2a0/0x2a0 [ 267.739880] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 267.744903] ? find_next_bit+0x104/0x130 [ 267.748979] __alloc_pages_slowpath+0x2318/0x2d80 [ 267.753885] ? warn_alloc+0x120/0x120 [ 267.757702] ? __radix_tree_lookup+0x4c0/0x4c0 [ 267.762299] ? mark_held_locks+0x130/0x130 [ 267.766551] ? find_get_entry+0x2f2/0xc40 [ 267.770721] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 267.775667] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.781215] ? should_fail+0x22d/0xd01 [ 267.785109] ? ___might_sleep+0x1ed/0x300 [ 267.789265] ? lock_release+0x970/0x970 [ 267.793250] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.798369] ? __might_sleep+0x95/0x190 [ 267.802379] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 267.807232] ? free_one_page+0xcae/0x1700 [ 267.811399] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 267.816437] ? lock_downgrade+0x900/0x900 [ 267.820603] ? ___might_sleep+0x1ed/0x300 [ 267.824765] ? lock_release+0x970/0x970 [ 267.828755] ? arch_local_save_flags+0x40/0x40 [ 267.833370] ? _raw_spin_unlock+0x2c/0x50 [ 267.837528] ? free_one_page+0xcae/0x1700 [ 267.841686] ? __might_sleep+0x95/0x190 [ 267.845764] __alloc_pages_nodemask+0xa80/0xde0 [ 267.850457] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 267.855487] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 267.861302] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 267.865991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 267.871541] ? __do_page_cache_readahead+0x7ce/0x980 [ 267.876662] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 267.882201] alloc_pages_current+0x10c/0x210 [ 267.886613] ? lock_downgrade+0x900/0x900 [ 267.890774] __page_cache_alloc+0x38f/0x5b0 [ 267.895097] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 267.900895] ? ext4_filemap_fault+0x82/0xad [ 267.905215] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 267.909892] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 267.915473] ? check_preemption_disabled+0x48/0x200 [ 267.920520] filemap_fault+0x1594/0x25f0 [ 267.924613] ? __lock_page_or_retry+0xa00/0xa00 [ 267.929305] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 267.935117] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 267.939885] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 267.944654] ? filemap_map_pages+0xdea/0x1980 [ 267.949156] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 267.955442] ? kasan_check_read+0x11/0x20 [ 267.959596] ? find_get_pages_range_tag+0x1320/0x1320 [ 267.964797] ? rcu_bh_qs+0xc0/0xc0 [ 267.968334] ? unwind_dump+0x190/0x190 [ 267.972240] ? is_bpf_text_address+0xd3/0x170 [ 267.976739] ? __kernel_text_address+0xd/0x40 [ 267.981248] ? unwind_get_return_address+0x61/0xa0 [ 267.986180] ? __save_stack_trace+0x8d/0xf0 [ 267.990506] ? lock_acquire+0x1ed/0x520 [ 267.994482] ? ext4_filemap_fault+0x7a/0xad [ 267.998823] ? lock_release+0x970/0x970 [ 268.002812] ? arch_local_save_flags+0x40/0x40 [ 268.007390] ? save_stack+0x43/0xd0 [ 268.011014] ? __kasan_slab_free+0x102/0x150 [ 268.015418] ? kasan_slab_free+0xe/0x10 [ 268.019394] ? kfree+0xcf/0x230 [ 268.022677] ? do_syslog+0x1474/0x1690 [ 268.026562] ? kmsg_read+0x8f/0xc0 [ 268.030100] ? proc_reg_read+0x2a3/0x3d0 [ 268.034162] ? __vfs_read+0x117/0x9b0 [ 268.037977] ? down_read+0xb0/0x1d0 [ 268.041605] ? ext4_filemap_fault+0x7a/0xad [ 268.045936] ? __down_interruptible+0x700/0x700 [ 268.050601] ? kasan_check_write+0x14/0x20 [ 268.054847] ? trace_hardirqs_off+0xb8/0x310 [ 268.059262] ext4_filemap_fault+0x82/0xad [ 268.063416] __do_fault+0x100/0x6b0 [ 268.067050] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 268.072500] ? print_bad_pte+0x6c0/0x6c0 [ 268.076994] ? __kasan_slab_free+0x119/0x150 [ 268.081409] ? pmd_val+0x88/0x100 [ 268.084863] ? add_mm_counter_fast+0xd0/0xd0 [ 268.089277] ? pmd_val+0x88/0x100 [ 268.092735] ? add_mm_counter_fast+0xd0/0xd0 [ 268.097153] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.102709] __handle_mm_fault+0x3709/0x53e0 [ 268.107128] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 268.111986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.117537] ? unuse_pde+0x40/0x80 [ 268.121088] ? __f_unlock_pos+0x19/0x20 [ 268.125077] ? lock_acquire+0x1ed/0x520 [ 268.129062] ? handle_mm_fault+0x42a/0xc70 [ 268.133310] ? lock_downgrade+0x900/0x900 [ 268.137479] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 268.143285] ? __do_page_fault+0x67d/0xed0 [ 268.147530] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 268.153010] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.158565] ? check_preemption_disabled+0x48/0x200 [ 268.163599] handle_mm_fault+0x54f/0xc70 [ 268.167674] ? __handle_mm_fault+0x53e0/0x53e0 [ 268.172262] ? find_vma+0x34/0x190 [ 268.175810] __do_page_fault+0x67d/0xed0 [ 268.179880] ? mm_fault_error+0x380/0x380 [ 268.184026] ? trace_hardirqs_off+0xb8/0x310 [ 268.188440] ? trace_hardirqs_on+0x310/0x310 [ 268.192848] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 268.198215] ? trace_hardirqs_on+0x310/0x310 [ 268.202640] do_page_fault+0xf2/0x7e0 [ 268.206450] ? vmalloc_sync_all+0x30/0x30 [ 268.210605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.216163] ? error_entry+0x70/0xd0 [ 268.219894] ? trace_hardirqs_off_caller+0xbb/0x310 [ 268.224920] ? trace_hardirqs_on_caller+0xc0/0x310 [ 268.229864] ? syscall_return_slowpath+0x5e0/0x5e0 [ 268.234808] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.239670] ? trace_hardirqs_on_caller+0x310/0x310 [ 268.244701] ? trace_hardirqs_off+0x310/0x310 [ 268.249222] ? prepare_exit_to_usermode+0x291/0x3b0 [ 268.254367] ? page_fault+0x8/0x30 [ 268.257930] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.262884] ? page_fault+0x8/0x30 [ 268.266443] page_fault+0x1e/0x30 [ 268.269915] RIP: 0033:0x7f55b1a571fd [ 268.273646] Code: Bad RIP value. [ 268.277041] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 268.282415] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 268.289699] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 268.296976] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 268.304262] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 268.311539] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 268.318850] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 268.318919] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 268.326050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.326055] Call Trace: [ 268.326061] [ 268.326085] dump_stack+0x1c4/0x2b4 [ 268.326107] ? dump_stack_print_info.cold.2+0x52/0x52 [ 268.332658] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 268.341992] warn_alloc.cold.119+0xb7/0x1bd [ 268.344553] rsyslogd cpuset= [ 268.346703] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 268.350313] / [ 268.355545] ? lock_downgrade+0x900/0x900 [ 268.365584] mems_allowed=0 [ 268.369916] ? trace_hardirqs_off+0xb8/0x310 [ 268.390918] ? trace_hardirqs_off+0xb8/0x310 [ 268.395340] __alloc_pages_slowpath+0x2667/0x2d80 [ 268.400206] ? warn_alloc+0x120/0x120 [ 268.404014] ? warn_alloc+0x120/0x120 [ 268.407822] ? warn_alloc+0x120/0x120 [ 268.411641] ? mark_held_locks+0x130/0x130 [ 268.415922] ? trace_hardirqs_on+0x310/0x310 [ 268.420340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.425887] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.431436] ? should_fail+0x22d/0xd01 [ 268.435337] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.440458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.446000] ? should_fail+0x22d/0xd01 [ 268.449895] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.455013] ? should_fail+0x22d/0xd01 [ 268.458909] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.464023] ? mark_held_locks+0x130/0x130 [ 268.468275] ? mark_held_locks+0x130/0x130 [ 268.472518] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.478064] ? trace_hardirqs_off+0xb8/0x310 [ 268.482470] ? kasan_check_read+0x11/0x20 [ 268.486636] ? do_raw_spin_unlock+0xa7/0x2f0 [ 268.491094] ? trace_hardirqs_on+0x310/0x310 [ 268.495510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.501047] ? wq_watchdog_touch+0x9c/0xfe [ 268.505283] ? io_serial_in+0x11/0x90 [ 268.509085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.514638] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 268.519759] __alloc_pages_nodemask+0xa80/0xde0 [ 268.524430] ? should_fail+0x22d/0xd01 [ 268.528330] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 268.533380] ? ____cache_alloc_node+0x1c7/0x1e0 [ 268.538069] ? lock_downgrade+0x900/0x900 [ 268.542239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.547794] cache_grow_begin+0x91/0x8c0 [ 268.551860] ? do_raw_spin_unlock+0xa7/0x2f0 [ 268.556274] fallback_alloc+0x203/0x2e0 [ 268.560250] ____cache_alloc_node+0x1c7/0x1e0 [ 268.564746] kmem_cache_alloc_node+0xe3/0x730 [ 268.569245] ? ipv6_get_ifaddr+0x42e/0x620 [ 268.573486] __alloc_skb+0x119/0x770 [ 268.577201] ? skb_scrub_packet+0x490/0x490 [ 268.581520] ? lock_downgrade+0x900/0x900 [ 268.585671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.591209] ? refcount_sub_and_test_checked+0x203/0x310 [ 268.596668] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 268.602121] ? addrconf_rs_timer+0x690/0x690 [ 268.606544] ndisc_alloc_skb+0x144/0x340 [ 268.610612] ndisc_send_rs+0x331/0x6e0 [ 268.614505] addrconf_rs_timer+0x314/0x690 [ 268.618742] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.622989] call_timer_fn+0x272/0x920 [ 268.626879] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.631116] ? process_timeout+0x40/0x40 [ 268.635184] ? trace_hardirqs_off+0xb8/0x310 [ 268.639586] ? kasan_check_read+0x11/0x20 [ 268.643735] ? do_raw_spin_unlock+0xa7/0x2f0 [ 268.648157] ? trace_hardirqs_on+0x310/0x310 [ 268.652579] ? __run_timers+0x7da/0xc70 [ 268.656559] ? lock_downgrade+0x900/0x900 [ 268.660715] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 268.665833] ? trace_hardirqs_on+0xbd/0x310 [ 268.670169] ? kasan_check_read+0x11/0x20 [ 268.674330] ? __run_timers+0x7da/0xc70 [ 268.678313] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 268.683771] ? kasan_check_write+0x14/0x20 [ 268.688011] ? do_raw_spin_lock+0xc1/0x200 [ 268.692261] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 268.696498] __run_timers+0x7e5/0xc70 [ 268.700315] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 268.705691] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 268.710716] ? timerqueue_add+0x207/0x2b0 [ 268.714870] ? enqueue_hrtimer+0x1a5/0x560 [ 268.719113] ? lock_release+0x970/0x970 [ 268.723102] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 268.728313] ? kasan_check_write+0x14/0x20 [ 268.732563] ? pvclock_read_flags+0x160/0x160 [ 268.737096] ? lock_downgrade+0x900/0x900 [ 268.741265] ? trace_hardirqs_on+0xbd/0x310 [ 268.745593] ? kvm_sched_clock_read+0x9/0x20 [ 268.750008] ? irq_exit+0x17f/0x1c0 [ 268.753644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.759191] ? check_preemption_disabled+0x48/0x200 [ 268.764243] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.769796] run_timer_softirq+0x52/0xb0 [ 268.773868] ? __this_cpu_preempt_check+0x1c/0x1f [ 268.778752] __do_softirq+0x30b/0xad8 [ 268.782586] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 268.787708] ? pvclock_read_flags+0x160/0x160 [ 268.792210] ? lapic_next_event+0x5a/0x90 [ 268.796368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.801908] ? clockevents_program_event+0x140/0x370 [ 268.807014] ? kvm_clock_read+0x18/0x30 [ 268.810995] ? kvm_sched_clock_read+0x9/0x20 [ 268.815409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.820949] ? check_preemption_disabled+0x48/0x200 [ 268.826171] irq_exit+0x17f/0x1c0 [ 268.829649] smp_apic_timer_interrupt+0x1cb/0x760 [ 268.834520] ? smp_reschedule_interrupt+0x109/0x650 [ 268.839582] ? smp_call_function_single_interrupt+0x650/0x650 [ 268.845495] ? interrupt_entry+0xb5/0xf0 [ 268.849585] ? trace_hardirqs_off_caller+0xbb/0x310 [ 268.854611] ? trace_hardirqs_off_caller+0xbb/0x310 [ 268.859630] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.864485] ? trace_hardirqs_on_caller+0x310/0x310 [ 268.869510] ? trace_hardirqs_on_caller+0x310/0x310 [ 268.874536] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.880081] ? check_preemption_disabled+0x48/0x200 [ 268.885103] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 268.890663] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.895533] apic_timer_interrupt+0xf/0x20 [ 268.899760] [ 268.901999] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 268.906957] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 268.925866] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 268.933608] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 268.940888] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 268.948168] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 268.955444] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 268.962740] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 268.970033] ? trace_hardirqs_on+0xb4/0x310 [ 268.974366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 268.979911] skb_clone+0x1bb/0x500 [ 268.983453] ? finish_task_switch+0x1b5/0x900 [ 268.987954] ? skb_split+0x11e0/0x11e0 [ 268.991842] ? preempt_notifier_register+0x200/0x200 [ 268.996941] ? __switch_to_asm+0x34/0x70 [ 269.001001] ? __switch_to_asm+0x34/0x70 [ 269.005056] ? __switch_to_asm+0x40/0x70 [ 269.009115] ? __switch_to_asm+0x34/0x70 [ 269.013176] ? __switch_to_asm+0x40/0x70 [ 269.017233] ? __switch_to_asm+0x34/0x70 [ 269.021292] ? __switch_to_asm+0x40/0x70 [ 269.025359] ? __switch_to_asm+0x34/0x70 [ 269.029423] ? __switch_to_asm+0x34/0x70 [ 269.033480] ? __switch_to_asm+0x40/0x70 [ 269.037535] ? __switch_to_asm+0x34/0x70 [ 269.041604] bpf_clone_redirect+0xb9/0x490 [ 269.045843] ? __schedule+0x874/0x1ed0 [ 269.049732] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 269.054753] ? __sched_text_start+0x8/0x8 [ 269.059374] ? retint_kernel+0x2d/0x2d [ 269.063282] ? trace_hardirqs_on_caller+0xc0/0x310 [ 269.068221] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 269.072982] ? trace_hardirqs_off+0x310/0x310 [ 269.077483] ? bpf_test_run+0x1fc/0x5a0 [ 269.081462] ? lock_acquire+0x1ed/0x520 [ 269.085438] ? bpf_test_run+0x32e/0x5a0 [ 269.089416] ? lock_release+0x970/0x970 [ 269.093394] ? preempt_schedule+0x4d/0x60 [ 269.097547] ? preempt_schedule_common+0x1f/0xd0 [ 269.102310] ? preempt_schedule+0x4d/0x60 [ 269.106473] ? ___preempt_schedule+0x16/0x18 [ 269.110891] ? bpf_test_run+0x1c0/0x5a0 [ 269.114870] ? netlink_diag_dump+0x2a0/0x2a0 [ 269.119288] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.124838] ? bpf_test_init.isra.9+0x70/0x100 [ 269.129424] ? bpf_prog_test_run_skb+0x634/0xb40 [ 269.134184] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 269.139030] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 269.144573] ? fput+0x130/0x1a0 [ 269.147858] ? __bpf_prog_get+0x9b/0x290 [ 269.151927] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 269.156772] ? bpf_prog_test_run+0x130/0x1a0 [ 269.161185] ? __x64_sys_bpf+0x3d8/0x510 [ 269.165270] ? bpf_prog_get+0x20/0x20 [ 269.169089] ? do_syscall_64+0x1b9/0x820 [ 269.173158] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 269.178529] ? syscall_return_slowpath+0x5e0/0x5e0 [ 269.183461] ? trace_hardirqs_on_caller+0x310/0x310 [ 269.188480] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 269.193493] ? recalc_sigpending_tsk+0x180/0x180 [ 269.198247] ? kasan_check_write+0x14/0x20 [ 269.202495] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.207340] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 269.212709] warn_alloc_show_mem: 1 callbacks suppressed [ 269.212721] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 269.212723] Mem-Info: [ 269.212754] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 269.212754] active_file:15 inactive_file:16 isolated_file:0 [ 269.212754] unevictable:0 dirty:0 writeback:0 unstable:0 [ 269.212754] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 269.212754] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 269.212754] free:13758 free_pcp:319 free_cma:0 [ 269.218096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.224856] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 269.227257] Call Trace: [ 269.260135] Node 0 [ 269.269489] [ 269.297188] 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 [ 269.299755] dump_stack+0x1c4/0x2b4 [ 269.301965] lowmem_reserve[]: [ 269.304119] ? dump_stack_print_info.cold.2+0x52/0x52 [ 269.329605] 0 [ 269.333265] warn_alloc.cold.119+0xb7/0x1bd [ 269.336334] 2819 [ 269.341532] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 269.343303] 6323 [ 269.347621] ? lock_downgrade+0x900/0x900 [ 269.349661] 6323 [ 269.354506] ? trace_hardirqs_off+0xb8/0x310 [ 269.360685] ? trace_hardirqs_off+0xb8/0x310 [ 269.362721] Node 0 [ 269.367127] __alloc_pages_slowpath+0x2667/0x2d80 [ 269.371535] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 269.373783] ? warn_alloc+0x120/0x120 [ 269.378582] lowmem_reserve[]: [ 269.405309] ? lock_release+0x970/0x970 [ 269.409087] 0 [ 269.412191] ? warn_alloc+0x120/0x120 [ 269.416143] 0 [ 269.417943] ? trace_hardirqs_on+0x310/0x310 [ 269.421713] 3503 [ 269.423516] ? warn_alloc+0x120/0x120 [ 269.427899] 3503 [ 269.429958] ? mark_held_locks+0x130/0x130 [ 269.435811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.440022] Node 0 [ 269.445555] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.445587] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 269.445594] lowmem_reserve[]: [ 269.447830] ? should_fail+0x22d/0xd01 [ 269.453339] 0 0 0 [ 269.482171] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.485247] 0 [ 269.489157] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 269.491279] Node 0 [ 269.496381] ? should_fail+0x22d/0xd01 [ 269.498157] DMA: [ 269.503693] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.505908] 1*4kB [ 269.509802] ? should_fail+0x22d/0xd01 [ 269.511840] (U) [ 269.516955] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.519084] 0*8kB [ 269.522976] ? mark_held_locks+0x130/0x130 [ 269.524928] 0*16kB [ 269.530038] ? mark_held_locks+0x130/0x130 [ 269.532165] 1*32kB [ 269.536411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.538621] (U) [ 269.542870] ? trace_hardirqs_off+0xb8/0x310 [ 269.545083] 2*64kB [ 269.550634] ? kasan_check_read+0x11/0x20 [ 269.550654] ? do_raw_spin_unlock+0xa7/0x2f0 [ 269.552617] (U) [ 269.557040] ? trace_hardirqs_on+0x310/0x310 [ 269.559258] 1*128kB [ 269.563427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.563445] ? wq_watchdog_touch+0x9c/0xfe [ 269.567859] (U) [ 269.569851] ? io_serial_in+0x11/0x90 [ 269.574245] 1*256kB [ 269.576580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.582100] (U) [ 269.586380] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 269.588355] 0*512kB [ 269.592177] __alloc_pages_nodemask+0xa80/0xde0 [ 269.594571] 1*1024kB [ 269.600123] ? should_fail+0x22d/0xd01 [ 269.602092] (U) [ 269.607214] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 269.609526] 1*2048kB [ 269.614230] ? ____cache_alloc_node+0x1c7/0x1e0 [ 269.616638] (M) [ 269.620538] ? lock_downgrade+0x900/0x900 [ 269.622491] 3*4096kB [ 269.627520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.629909] (M) [ 269.634592] cache_grow_begin+0x91/0x8c0 [ 269.636546] = 15908kB [ 269.640697] ? do_raw_spin_unlock+0xa7/0x2f0 [ 269.643083] Node 0 [ 269.648639] fallback_alloc+0x203/0x2e0 [ 269.650586] DMA32: [ 269.654660] ____cache_alloc_node+0x1c7/0x1e0 [ 269.657042] 4*4kB [ 269.661467] kmem_cache_alloc_node+0xe3/0x730 [ 269.663676] (M) 1*8kB [ 269.667675] ? ipv6_get_ifaddr+0x42e/0x620 [ 269.669888] (U) [ 269.674392] __alloc_skb+0x119/0x770 [ 269.676520] 2*16kB [ 269.681024] ? skb_scrub_packet+0x490/0x490 [ 269.683505] (M) [ 269.687757] ? lock_downgrade+0x900/0x900 [ 269.689739] 2*32kB [ 269.693462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.695674] (M) [ 269.700020] ? refcount_sub_and_test_checked+0x203/0x310 [ 269.701973] 4*64kB [ 269.706136] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 269.708347] (M) 4*128kB [ 269.713908] ? addrconf_rs_timer+0x690/0x690 [ 269.715862] (UM) [ 269.721322] ndisc_alloc_skb+0x144/0x340 [ 269.723531] 3*256kB [ 269.729004] ndisc_send_rs+0x331/0x6e0 [ 269.731657] (M) [ 269.736074] addrconf_rs_timer+0x314/0x690 [ 269.738105] 4*512kB [ 269.742164] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.744458] (UM) [ 269.748356] call_timer_fn+0x272/0x920 [ 269.750297] 3*1024kB [ 269.754546] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.756844] (UM) [ 269.761092] ? process_timeout+0x40/0x40 [ 269.763136] 3*2048kB [ 269.767026] ? trace_hardirqs_off+0xb8/0x310 [ 269.769411] (M) [ 269.773656] ? kasan_check_read+0x11/0x20 [ 269.775702] 3*4096kB [ 269.779761] ? do_raw_spin_unlock+0xa7/0x2f0 [ 269.782143] (M) [ 269.786547] ? trace_hardirqs_on+0x310/0x310 [ 269.788498] = 25208kB [ 269.792646] ? __run_timers+0x7da/0xc70 [ 269.795030] Node 0 [ 269.799436] ? lock_downgrade+0x900/0x900 [ 269.801390] Normal: [ 269.805811] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 269.808192] 853*4kB [ 269.812165] ? trace_hardirqs_on+0xbd/0x310 [ 269.814375] (UMEH) [ 269.818519] ? kasan_check_read+0x11/0x20 [ 269.820817] 371*8kB [ 269.825917] ? __run_timers+0x7da/0xc70 [ 269.828217] (UME) [ 269.832537] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 269.834748] 193*16kB [ 269.838892] ? kasan_check_write+0x14/0x20 [ 269.841193] (UME) [ 269.845170] ? do_raw_spin_lock+0xc1/0x200 [ 269.847296] 70*32kB [ 269.852743] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 269.855144] (UMEH) [ 269.859380] __run_timers+0x7e5/0xc70 [ 269.861506] 27*64kB [ 269.865755] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 269.868055] (UMH) [ 269.872287] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 269.874501] 4*128kB [ 269.878298] ? timerqueue_add+0x207/0x2b0 [ 269.880592] (UM) [ 269.885961] ? enqueue_hrtimer+0x1a5/0x560 [ 269.888091] 0*256kB 0*512kB [ 269.893133] ? lock_release+0x970/0x970 [ 269.895435] 0*1024kB [ 269.899578] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 269.901613] 0*2048kB 0*4096kB [ 269.905866] ? kasan_check_write+0x14/0x20 [ 269.908859] = 13948kB [ 269.912834] ? pvclock_read_flags+0x160/0x160 [ 269.915220] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 269.920415] ? lock_downgrade+0x900/0x900 [ 269.923593] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 269.927823] ? trace_hardirqs_on+0xbd/0x310 [ 269.930203] 660 total pagecache pages [ 269.934700] ? kvm_sched_clock_read+0x9/0x20 [ 269.943518] 0 pages in swap cache [ 269.947690] ? irq_exit+0x17f/0x1c0 [ 269.956513] Swap cache stats: add 0, delete 0, find 0/0 [ 269.956524] Free swap = 0kB [ 269.960860] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.964638] Total swap = 0kB [ 269.969059] ? check_preemption_disabled+0x48/0x200 [ 269.972481] 1965979 pages RAM [ 269.976107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.981443] 0 pages HighMem/MovableOnly [ 269.984461] run_timer_softirq+0x52/0xb0 [ 269.989959] 342307 pages reserved [ 269.989968] 0 pages cma reserved [ 269.992987] ? __this_cpu_preempt_check+0x1c/0x1f [ 269.998022] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 270.001077] __do_softirq+0x30b/0xad8 [ 270.006677] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 270.010593] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 270.014630] syz-executor2 cpuset= [ 270.018103] ? pvclock_read_flags+0x160/0x160 [ 270.021452] syz2 [ 270.026311] ? lapic_next_event+0x5a/0x90 [ 270.032787] mems_allowed=0 [ 270.036590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.074603] ? clockevents_program_event+0x140/0x370 [ 270.079720] ? kvm_clock_read+0x18/0x30 [ 270.083697] ? kvm_sched_clock_read+0x9/0x20 [ 270.088108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.093652] ? check_preemption_disabled+0x48/0x200 [ 270.098678] irq_exit+0x17f/0x1c0 [ 270.102252] smp_apic_timer_interrupt+0x1cb/0x760 [ 270.107091] ? smp_reschedule_interrupt+0x109/0x650 [ 270.112108] ? smp_call_function_single_interrupt+0x650/0x650 [ 270.117991] ? interrupt_entry+0xb5/0xf0 [ 270.122051] ? trace_hardirqs_off_caller+0xbb/0x310 [ 270.127066] ? trace_hardirqs_off_caller+0xbb/0x310 [ 270.132087] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.136931] ? trace_hardirqs_on_caller+0x310/0x310 [ 270.141948] ? trace_hardirqs_on_caller+0x310/0x310 [ 270.146967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.152517] ? check_preemption_disabled+0x48/0x200 [ 270.157554] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.162405] apic_timer_interrupt+0xf/0x20 [ 270.166640] [ 270.168885] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 270.174074] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 270.192982] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 270.200692] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 270.207956] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 270.215225] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 270.222495] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 270.229770] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 270.237063] ? trace_hardirqs_on+0x9a/0x310 [ 270.241388] ? trace_hardirqs_on+0xb4/0x310 [ 270.245725] retint_kernel+0x1b/0x2d [ 270.249442] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 270.254716] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 270.273634] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 270.281367] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 270.288853] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 270.296129] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 270.303404] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 270.310677] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 270.317967] ? trace_hardirqs_on+0x9a/0x310 [ 270.322300] ? arch_local_irq_restore+0x45/0x52 [ 270.326980] dump_stack+0x26a/0x2b4 [ 270.330614] ? dump_stack_print_info.cold.2+0x52/0x52 [ 270.335814] ? mark_held_locks+0x130/0x130 [ 270.340060] ? mark_held_locks+0x130/0x130 [ 270.344305] dump_header+0x27b/0xf72 [ 270.348035] ? rcu_read_unlock+0x16/0x60 [ 270.352120] ? pagefault_out_of_memory+0x197/0x197 [ 270.357066] ? mark_held_locks+0x130/0x130 [ 270.361305] ? percpu_ref_put_many+0x13e/0x260 [ 270.365902] ? mem_cgroup_charge_statistics+0x780/0x780 [ 270.371287] ? mem_cgroup_iter+0x1f7/0x1160 [ 270.375619] ? mark_held_locks+0x130/0x130 [ 270.379871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.385407] ? task_will_free_mem+0x239/0xb30 [ 270.389933] ? ___ratelimit+0x36f/0x655 [ 270.393924] ? lock_downgrade+0x900/0x900 [ 270.398083] ? trace_hardirqs_on+0xbd/0x310 [ 270.402399] ? kasan_check_read+0x11/0x20 [ 270.406545] ? ___ratelimit+0x36f/0x655 [ 270.410518] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 270.415967] ? trace_hardirqs_on+0x310/0x310 [ 270.420374] ? lock_downgrade+0x900/0x900 [ 270.424527] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 270.429626] ? ___ratelimit+0xaa/0x655 [ 270.433521] ? idr_get_free+0xec0/0xec0 [ 270.437493] ? kasan_check_write+0x14/0x20 [ 270.441725] ? do_raw_spin_lock+0xc1/0x200 [ 270.445965] oom_kill_process.cold.27+0x10/0x903 [ 270.450726] ? _raw_spin_unlock+0x2c/0x50 [ 270.454875] ? oom_badness+0xe6/0xaa0 [ 270.458679] ? oom_evaluate_task+0x540/0x540 [ 270.463087] ? shrink_node+0x16b0/0x16b0 [ 270.467150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.472686] ? oom_unkillable_task+0x383/0x580 [ 270.477270] ? out_of_memory+0x974/0x1430 [ 270.481419] ? lock_downgrade+0x900/0x900 [ 270.485570] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 270.491385] ? __cpuset_node_allowed+0x19b/0x660 [ 270.496163] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 270.501715] ? oom_evaluate_task+0x302/0x540 [ 270.506136] out_of_memory+0xa84/0x1430 [ 270.510131] ? oom_killer_disable+0x3a0/0x3a0 [ 270.514651] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 270.519597] ? __mutex_add_waiter+0x2a0/0x2a0 [ 270.524110] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 270.529128] ? find_next_bit+0x104/0x130 [ 270.533200] __alloc_pages_slowpath+0x2318/0x2d80 [ 270.538069] ? warn_alloc+0x120/0x120 [ 270.541877] ? __radix_tree_lookup+0x4c0/0x4c0 [ 270.546470] ? mark_held_locks+0x130/0x130 [ 270.550720] ? find_get_entry+0x2f2/0xc40 [ 270.554912] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 270.559858] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.565402] ? should_fail+0x22d/0xd01 [ 270.569301] ? ___might_sleep+0x1ed/0x300 [ 270.573466] ? lock_release+0x970/0x970 [ 270.577463] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 270.582589] ? __might_sleep+0x95/0x190 [ 270.586581] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 270.591461] ? free_one_page+0xcae/0x1700 [ 270.595646] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 270.600688] ? lock_downgrade+0x900/0x900 [ 270.604856] ? ___might_sleep+0x1ed/0x300 [ 270.609034] ? lock_release+0x970/0x970 [ 270.613033] ? arch_local_save_flags+0x40/0x40 [ 270.617642] ? _raw_spin_unlock+0x2c/0x50 [ 270.621826] ? free_one_page+0xcae/0x1700 [ 270.626001] ? __might_sleep+0x95/0x190 [ 270.629999] __alloc_pages_nodemask+0xa80/0xde0 [ 270.634701] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 270.639737] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 270.645556] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 270.650240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.655778] ? __do_page_cache_readahead+0x7ce/0x980 [ 270.660892] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 270.666428] alloc_pages_current+0x10c/0x210 [ 270.670841] ? lock_downgrade+0x900/0x900 [ 270.675006] __page_cache_alloc+0x38f/0x5b0 [ 270.679369] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 270.685189] ? ext4_filemap_fault+0x82/0xad [ 270.689529] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 270.694216] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.699770] ? check_preemption_disabled+0x48/0x200 [ 270.704796] filemap_fault+0x1594/0x25f0 [ 270.708869] ? __lock_page_or_retry+0xa00/0xa00 [ 270.713551] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 270.719358] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 270.724119] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 270.728881] ? filemap_map_pages+0xdea/0x1980 [ 270.733383] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 270.739185] ? kasan_check_read+0x11/0x20 [ 270.743345] ? find_get_pages_range_tag+0x1320/0x1320 [ 270.748533] ? rcu_bh_qs+0xc0/0xc0 [ 270.752071] ? unwind_dump+0x190/0x190 [ 270.755966] ? is_bpf_text_address+0xd3/0x170 [ 270.760464] ? __kernel_text_address+0xd/0x40 [ 270.764961] ? unwind_get_return_address+0x61/0xa0 [ 270.769893] ? __save_stack_trace+0x8d/0xf0 [ 270.774221] ? lock_acquire+0x1ed/0x520 [ 270.778195] ? ext4_filemap_fault+0x7a/0xad [ 270.782521] ? lock_release+0x970/0x970 [ 270.786497] ? arch_local_save_flags+0x40/0x40 [ 270.791075] ? save_stack+0x43/0xd0 [ 270.794695] ? __kasan_slab_free+0x102/0x150 [ 270.799095] ? kasan_slab_free+0xe/0x10 [ 270.803064] ? kfree+0xcf/0x230 [ 270.806353] ? do_syslog+0x1474/0x1690 [ 270.810246] ? kmsg_read+0x8f/0xc0 [ 270.813789] ? proc_reg_read+0x2a3/0x3d0 [ 270.817854] ? __vfs_read+0x117/0x9b0 [ 270.821677] ? down_read+0xb0/0x1d0 [ 270.825310] ? ext4_filemap_fault+0x7a/0xad [ 270.829657] ? __down_interruptible+0x700/0x700 [ 270.834332] ? kasan_check_write+0x14/0x20 [ 270.838584] ? trace_hardirqs_off+0xb8/0x310 [ 270.843009] ext4_filemap_fault+0x82/0xad [ 270.847190] __do_fault+0x100/0x6b0 [ 270.850833] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 270.856294] ? print_bad_pte+0x6c0/0x6c0 [ 270.860364] ? __kasan_slab_free+0x119/0x150 [ 270.864777] ? pmd_val+0x88/0x100 [ 270.868235] ? add_mm_counter_fast+0xd0/0xd0 [ 270.872647] ? pmd_val+0x88/0x100 [ 270.876109] ? add_mm_counter_fast+0xd0/0xd0 [ 270.880525] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.886073] __handle_mm_fault+0x3709/0x53e0 [ 270.890495] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 270.895349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.900887] ? unuse_pde+0x40/0x80 [ 270.904445] ? __f_unlock_pos+0x19/0x20 [ 270.908447] ? lock_acquire+0x1ed/0x520 [ 270.912442] ? handle_mm_fault+0x42a/0xc70 [ 270.916680] ? lock_downgrade+0x900/0x900 [ 270.920838] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 270.926660] ? __do_page_fault+0x67d/0xed0 [ 270.930912] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 270.936382] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 270.941945] ? check_preemption_disabled+0x48/0x200 [ 270.946974] handle_mm_fault+0x54f/0xc70 [ 270.951044] ? __handle_mm_fault+0x53e0/0x53e0 [ 270.955647] ? find_vma+0x34/0x190 [ 270.959196] __do_page_fault+0x67d/0xed0 [ 270.963270] ? mm_fault_error+0x380/0x380 [ 270.967422] ? trace_hardirqs_off+0xb8/0x310 [ 270.971837] ? trace_hardirqs_on+0x310/0x310 [ 270.976259] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 270.981639] ? trace_hardirqs_on+0x310/0x310 [ 270.986056] do_page_fault+0xf2/0x7e0 [ 270.989861] ? vmalloc_sync_all+0x30/0x30 [ 270.994008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 270.999549] ? error_entry+0x70/0xd0 [ 271.003277] ? trace_hardirqs_off_caller+0xbb/0x310 [ 271.008309] ? trace_hardirqs_on_caller+0xc0/0x310 [ 271.013253] ? syscall_return_slowpath+0x5e0/0x5e0 [ 271.018198] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.023070] ? trace_hardirqs_on_caller+0x310/0x310 [ 271.028091] ? trace_hardirqs_off+0x310/0x310 [ 271.032597] ? prepare_exit_to_usermode+0x291/0x3b0 [ 271.037626] ? page_fault+0x8/0x30 [ 271.041182] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.046040] ? page_fault+0x8/0x30 [ 271.049590] page_fault+0x1e/0x30 [ 271.053045] RIP: 0033:0x7f55b1a571fd [ 271.056764] Code: Bad RIP value. [ 271.060400] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 271.065767] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 271.073042] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 271.080317] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 271.087614] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 271.094891] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 271.102196] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 271.102244] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 271.109402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.109408] Call Trace: [ 271.109414] [ 271.109438] dump_stack+0x1c4/0x2b4 [ 271.109455] ? dump_stack_print_info.cold.2+0x52/0x52 [ 271.109476] warn_alloc.cold.119+0xb7/0x1bd [ 271.116048] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 271.125321] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 271.127880] rsyslogd cpuset= [ 271.130026] ? lock_downgrade+0x900/0x900 [ 271.133634] / [ 271.138819] ? trace_hardirqs_off+0xb8/0x310 [ 271.143118] mems_allowed=0 [ 271.153171] ? trace_hardirqs_off+0xb8/0x310 [ 271.178850] __alloc_pages_slowpath+0x2667/0x2d80 [ 271.183729] ? warn_alloc+0x120/0x120 [ 271.187537] ? trace_hardirqs_on+0x310/0x310 [ 271.191952] ? warn_alloc+0x120/0x120 [ 271.195758] ? warn_alloc+0x120/0x120 [ 271.199560] ? ktime_get+0x2e1/0x440 [ 271.203283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.208832] ? check_preemption_disabled+0x48/0x200 [ 271.213857] ? kasan_check_read+0x11/0x20 [ 271.218014] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.223558] ? should_fail+0x22d/0xd01 [ 271.227454] ? rcu_bh_qs+0xc0/0xc0 [ 271.231003] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.236109] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.241655] ? should_fail+0x22d/0xd01 [ 271.245547] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.250653] ? should_fail+0x22d/0xd01 [ 271.254544] ? rcu_idle_enter+0x4b0/0x4b0 [ 271.258705] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 271.263817] ? mark_held_locks+0x130/0x130 [ 271.268057] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.273601] ? mark_held_locks+0x130/0x130 [ 271.277861] ? rcu_irq_exit+0xce/0x100 [ 271.281758] ? irq_exit+0xbd/0x1c0 [ 271.285304] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 271.290326] ? do_raw_spin_unlock+0xa7/0x2f0 [ 271.294752] ? smp_call_function_single_interrupt+0x650/0x650 [ 271.300643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.306184] ? ret_from_intr+0xb/0x1e [ 271.309991] ? retint_kernel+0x2d/0x2d [ 271.313886] ? trace_hardirqs_on_caller+0xc0/0x310 [ 271.318830] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 271.323595] ? trace_hardirqs_off+0x310/0x310 [ 271.328093] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 271.333210] __alloc_pages_nodemask+0xa80/0xde0 [ 271.337885] ? should_fail+0x22d/0xd01 [ 271.341783] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 271.346825] ? ____cache_alloc_node+0x1c7/0x1e0 [ 271.351510] ? lock_downgrade+0x900/0x900 [ 271.355693] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.361240] cache_grow_begin+0x91/0x8c0 [ 271.365311] ? do_raw_spin_unlock+0xa7/0x2f0 [ 271.369736] fallback_alloc+0x203/0x2e0 [ 271.373719] ____cache_alloc_node+0x1c7/0x1e0 [ 271.378219] kmem_cache_alloc_node+0xe3/0x730 [ 271.382722] ? ipv6_get_ifaddr+0x42e/0x620 [ 271.386967] __alloc_skb+0x119/0x770 [ 271.390721] ? skb_scrub_packet+0x490/0x490 [ 271.395062] ? lock_downgrade+0x900/0x900 [ 271.399225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.404765] ? refcount_sub_and_test_checked+0x203/0x310 [ 271.410228] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 271.415702] ? addrconf_rs_timer+0x690/0x690 [ 271.420154] ndisc_alloc_skb+0x144/0x340 [ 271.424252] ndisc_send_rs+0x331/0x6e0 [ 271.428169] addrconf_rs_timer+0x314/0x690 [ 271.432425] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.436682] call_timer_fn+0x272/0x920 [ 271.440589] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.444850] ? process_timeout+0x40/0x40 [ 271.448933] ? trace_hardirqs_off+0xb8/0x310 [ 271.453358] ? kasan_check_read+0x11/0x20 [ 271.457514] ? do_raw_spin_unlock+0xa7/0x2f0 [ 271.461937] ? trace_hardirqs_on+0x310/0x310 [ 271.466369] ? __run_timers+0x7da/0xc70 [ 271.470358] ? lock_downgrade+0x900/0x900 [ 271.474512] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 271.479646] ? trace_hardirqs_on+0xbd/0x310 [ 271.483981] ? kasan_check_read+0x11/0x20 [ 271.488143] ? __run_timers+0x7da/0xc70 [ 271.492125] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 271.497594] ? kasan_check_write+0x14/0x20 [ 271.501849] ? do_raw_spin_lock+0xc1/0x200 [ 271.506099] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 271.510362] __run_timers+0x7e5/0xc70 [ 271.514198] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 271.519583] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 271.524616] ? timerqueue_add+0x207/0x2b0 [ 271.528782] ? enqueue_hrtimer+0x1a5/0x560 [ 271.533025] ? lock_release+0x970/0x970 [ 271.537093] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 271.542308] ? kasan_check_write+0x14/0x20 [ 271.546659] ? pvclock_read_flags+0x160/0x160 [ 271.551179] ? lock_downgrade+0x900/0x900 [ 271.555357] ? trace_hardirqs_on+0xbd/0x310 [ 271.559702] ? kvm_sched_clock_read+0x9/0x20 [ 271.564142] ? irq_exit+0x17f/0x1c0 [ 271.567795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.573604] ? check_preemption_disabled+0x48/0x200 [ 271.578637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.584189] run_timer_softirq+0x52/0xb0 [ 271.588348] ? __this_cpu_preempt_check+0x1c/0x1f [ 271.593195] __do_softirq+0x30b/0xad8 [ 271.597003] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 271.602117] ? pvclock_read_flags+0x160/0x160 [ 271.606624] ? lapic_next_event+0x5a/0x90 [ 271.610799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.616365] ? clockevents_program_event+0x140/0x370 [ 271.621496] ? kvm_clock_read+0x18/0x30 [ 271.625495] ? kvm_sched_clock_read+0x9/0x20 [ 271.629930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.635488] ? check_preemption_disabled+0x48/0x200 [ 271.640521] irq_exit+0x17f/0x1c0 [ 271.643989] smp_apic_timer_interrupt+0x1cb/0x760 [ 271.648841] ? smp_reschedule_interrupt+0x109/0x650 [ 271.653867] ? smp_call_function_single_interrupt+0x650/0x650 [ 271.659764] ? interrupt_entry+0xb5/0xf0 [ 271.663830] ? trace_hardirqs_off_caller+0xbb/0x310 [ 271.668844] ? trace_hardirqs_off_caller+0xbb/0x310 [ 271.673862] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.678711] ? trace_hardirqs_on_caller+0x310/0x310 [ 271.683728] ? trace_hardirqs_on_caller+0x310/0x310 [ 271.688753] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.694306] ? check_preemption_disabled+0x48/0x200 [ 271.699349] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.704911] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.709799] apic_timer_interrupt+0xf/0x20 [ 271.714047] [ 271.716288] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 271.721232] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 271.740139] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 271.747855] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 271.755146] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 271.762416] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 271.769691] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 271.776960] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 271.784256] ? trace_hardirqs_on+0xb4/0x310 [ 271.788589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 271.794143] skb_clone+0x1bb/0x500 [ 271.797685] ? finish_task_switch+0x1b5/0x900 [ 271.802186] ? skb_split+0x11e0/0x11e0 [ 271.806077] ? preempt_notifier_register+0x200/0x200 [ 271.811188] ? __switch_to_asm+0x34/0x70 [ 271.815277] ? __switch_to_asm+0x34/0x70 [ 271.819349] ? __switch_to_asm+0x40/0x70 [ 271.823417] ? __switch_to_asm+0x34/0x70 [ 271.827486] ? __switch_to_asm+0x40/0x70 [ 271.831548] ? __switch_to_asm+0x34/0x70 [ 271.835611] ? __switch_to_asm+0x40/0x70 [ 271.839670] ? __switch_to_asm+0x34/0x70 [ 271.843745] ? __switch_to_asm+0x34/0x70 [ 271.847807] ? __switch_to_asm+0x40/0x70 [ 271.851874] ? __switch_to_asm+0x34/0x70 [ 271.855948] bpf_clone_redirect+0xb9/0x490 [ 271.860185] ? __schedule+0x874/0x1ed0 [ 271.864084] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 271.869113] ? __sched_text_start+0x8/0x8 [ 271.873265] ? retint_kernel+0x2d/0x2d [ 271.877155] ? trace_hardirqs_on_caller+0xc0/0x310 [ 271.882091] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 271.886850] ? trace_hardirqs_off+0x310/0x310 [ 271.891354] ? bpf_test_run+0x1fc/0x5a0 [ 271.895333] ? lock_acquire+0x1ed/0x520 [ 271.899313] ? bpf_test_run+0x32e/0x5a0 [ 271.903296] ? lock_release+0x970/0x970 [ 271.907275] ? preempt_schedule+0x4d/0x60 [ 271.911428] ? preempt_schedule_common+0x1f/0xd0 [ 271.916183] ? preempt_schedule+0x4d/0x60 [ 271.920329] ? ___preempt_schedule+0x16/0x18 [ 271.924765] ? bpf_test_run+0x1c0/0x5a0 [ 271.928745] ? netlink_diag_dump+0x2a0/0x2a0 [ 271.933157] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 271.938689] ? bpf_test_init.isra.9+0x70/0x100 [ 271.943270] ? bpf_prog_test_run_skb+0x634/0xb40 [ 271.948026] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 271.953058] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 271.958593] ? fput+0x130/0x1a0 [ 271.961874] ? __bpf_prog_get+0x9b/0x290 [ 271.965936] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 271.970778] ? bpf_prog_test_run+0x130/0x1a0 [ 271.975198] ? __x64_sys_bpf+0x3d8/0x510 [ 271.979258] ? bpf_prog_get+0x20/0x20 [ 271.983077] ? do_syscall_64+0x1b9/0x820 [ 271.987144] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 271.992509] ? syscall_return_slowpath+0x5e0/0x5e0 [ 271.997442] ? trace_hardirqs_on_caller+0x310/0x310 [ 272.002458] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 272.007472] ? recalc_sigpending_tsk+0x180/0x180 [ 272.012227] ? kasan_check_write+0x14/0x20 [ 272.016471] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.021322] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 272.026703] warn_alloc_show_mem: 1 callbacks suppressed [ 272.026716] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 272.026718] Mem-Info: [ 272.026749] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 272.026749] active_file:15 inactive_file:16 isolated_file:0 [ 272.026749] unevictable:0 dirty:0 writeback:0 unstable:0 [ 272.026749] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 272.026749] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 272.026749] free:13758 free_pcp:319 free_cma:0 [ 272.032090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.032099] Call Trace: [ 272.038867] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 272.041267] [ 272.074151] Node 0 [ 272.083524] dump_stack+0x1c4/0x2b4 [ 272.086111] 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 [ 272.113772] ? dump_stack_print_info.cold.2+0x52/0x52 [ 272.115897] lowmem_reserve[]: [ 272.118143] warn_alloc.cold.119+0xb7/0x1bd [ 272.121747] 0 [ 272.147263] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 272.152440] 2819 [ 272.155552] ? lock_downgrade+0x900/0x900 [ 272.159851] 6323 [ 272.161668] ? trace_hardirqs_off+0xb8/0x310 [ 272.166484] 6323 [ 272.168558] ? trace_hardirqs_off+0xb8/0x310 [ 272.174750] __alloc_pages_slowpath+0x2667/0x2d80 [ 272.179136] Node 0 [ 272.181216] ? warn_alloc+0x120/0x120 [ 272.185604] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 272.190425] ? trace_hardirqs_on+0x310/0x310 [ 272.192631] lowmem_reserve[]: 0 0 [ 272.196451] ? warn_alloc+0x120/0x120 [ 272.223157] 3503 [ 272.227574] ? warn_alloc+0x120/0x120 [ 272.231000] 3503 [ 272.234805] ? ktime_get+0x2e1/0x440 [ 272.240651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.242682] Node 0 [ 272.246401] ? check_preemption_disabled+0x48/0x200 [ 272.251961] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 272.254180] ? kasan_check_read+0x11/0x20 [ 272.259178] lowmem_reserve[]: [ 272.287655] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.291774] 0 [ 272.294884] ? should_fail+0x22d/0xd01 [ 272.300403] 0 [ 272.302214] ? rcu_bh_qs+0xc0/0xc0 [ 272.306076] 0 [ 272.307887] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.311392] 0 [ 272.313197] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 272.320074] ? should_fail+0x22d/0xd01 [ 272.325580] Node 0 DMA: [ 272.329463] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.329479] ? should_fail+0x22d/0xd01 [ 272.332137] 1*4kB [ 272.337236] ? rcu_idle_enter+0x4b0/0x4b0 [ 272.341094] (U) [ 272.343239] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 272.347362] 0*8kB [ 272.349346] ? mark_held_locks+0x130/0x130 [ 272.354439] 0*16kB [ 272.356594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.360801] 1*32kB [ 272.363041] ? mark_held_locks+0x130/0x130 [ 272.368632] (U) 2*64kB (U) [ 272.370894] ? rcu_irq_exit+0xce/0x100 [ 272.375117] 1*128kB (U) [ 272.378065] ? irq_exit+0xbd/0x1c0 [ 272.381930] 1*256kB [ 272.384609] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 272.388119] (U) [ 272.390448] ? do_raw_spin_unlock+0xa7/0x2f0 [ 272.395433] 0*512kB [ 272.397412] ? smp_call_function_single_interrupt+0x650/0x650 [ 272.401820] 1*1024kB [ 272.404143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.410006] (U) [ 272.412417] ? ret_from_intr+0xb/0x1e [ 272.417945] 1*2048kB [ 272.419925] ? retint_kernel+0x2d/0x2d [ 272.423719] (M) [ 272.426130] ? trace_hardirqs_on_caller+0xc0/0x310 [ 272.429994] 3*4096kB [ 272.431972] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 272.436876] (M) [ 272.439295] ? trace_hardirqs_off+0x310/0x310 [ 272.444026] = 15908kB [ 272.446005] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 272.450495] Node 0 [ 272.452916] __alloc_pages_nodemask+0xa80/0xde0 [ 272.457986] DMA32: [ 272.460231] ? should_fail+0x22d/0xd01 [ 272.464879] 4*4kB [ 272.467129] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 272.470997] (M) [ 272.473163] ? ____cache_alloc_node+0x1c7/0x1e0 [ 272.478157] 1*8kB [ 272.480146] ? lock_downgrade+0x900/0x900 [ 272.484796] (U) [ 272.486960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.491091] 2*16kB [ 272.493080] cache_grow_begin+0x91/0x8c0 [ 272.498598] (M) [ 272.500851] ? do_raw_spin_unlock+0xa7/0x2f0 [ 272.504880] 2*32kB (M) [ 272.506877] fallback_alloc+0x203/0x2e0 [ 272.511257] 4*64kB [ 272.513846] ____cache_alloc_node+0x1c7/0x1e0 [ 272.517783] (M) [ 272.520026] kmem_cache_alloc_node+0xe3/0x730 [ 272.524489] 4*128kB [ 272.526467] ? ipv6_get_ifaddr+0x42e/0x620 [ 272.530938] (UM) [ 272.533262] __alloc_skb+0x119/0x770 [ 272.537470] 3*256kB [ 272.539531] ? skb_scrub_packet+0x490/0x490 [ 272.543221] (M) [ 272.545559] ? lock_downgrade+0x900/0x900 [ 272.549854] 4*512kB (UM) [ 272.551862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.555979] 3*1024kB (UM) [ 272.558765] ? refcount_sub_and_test_checked+0x203/0x310 [ 272.564286] 3*2048kB [ 272.567146] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 272.572577] (M) [ 272.574993] ? addrconf_rs_timer+0x690/0x690 [ 272.580425] 3*4096kB [ 272.582584] ndisc_alloc_skb+0x144/0x340 [ 272.586958] (M) [ 272.589387] ndisc_send_rs+0x331/0x6e0 [ 272.593424] = 25208kB [ 272.595408] addrconf_rs_timer+0x314/0x690 [ 272.599261] Node 0 [ 272.601681] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.605878] Normal: 853*4kB [ 272.608142] call_timer_fn+0x272/0x920 [ 272.612343] (UMEH) 371*8kB [ 272.615391] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.619256] (UME) [ 272.622197] ? process_timeout+0x40/0x40 [ 272.626404] 193*16kB [ 272.628570] ? trace_hardirqs_off+0xb8/0x310 [ 272.632606] (UME) [ 272.635027] ? kasan_check_read+0x11/0x20 [ 272.639411] 70*32kB [ 272.641566] ? do_raw_spin_unlock+0xa7/0x2f0 [ 272.645689] (UMEH) [ 272.648017] ? trace_hardirqs_on+0x310/0x310 [ 272.652398] 27*64kB [ 272.654646] ? __run_timers+0x7da/0xc70 [ 272.659018] (UMH) [ 272.661354] ? lock_downgrade+0x900/0x900 [ 272.665300] 4*128kB [ 272.667453] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 272.671569] (UM) [ 272.673899] ? trace_hardirqs_on+0xbd/0x310 [ 272.678981] 0*256kB [ 272.681048] ? kasan_check_read+0x11/0x20 [ 272.685393] 0*512kB [ 272.687718] ? __run_timers+0x7da/0xc70 [ 272.691841] 0*1024kB 0*2048kB [ 272.694184] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 272.698123] 0*4096kB = 13948kB [ 272.701329] ? kasan_check_write+0x14/0x20 [ 272.706939] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 272.710135] ? do_raw_spin_lock+0xc1/0x200 [ 272.714349] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 272.714358] 660 total pagecache pages [ 272.723220] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 272.727434] 0 pages in swap cache [ 272.736038] __run_timers+0x7e5/0xc70 [ 272.739829] Swap cache stats: add 0, delete 0, find 0/0 [ 272.744074] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 272.747495] Free swap = 0kB [ 272.747505] Total swap = 0kB [ 272.751312] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 272.756649] 1965979 pages RAM [ 272.762018] ? timerqueue_add+0x207/0x2b0 [ 272.765015] 0 pages HighMem/MovableOnly [ 272.768039] ? enqueue_hrtimer+0x1a5/0x560 [ 272.773053] 342307 pages reserved [ 272.776180] ? lock_release+0x970/0x970 [ 272.776198] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 272.780333] 0 pages cma reserved [ 272.784318] ? kasan_check_write+0x14/0x20 [ 272.788582] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 272.791990] ? pvclock_read_flags+0x160/0x160 [ 272.796041] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 272.801136] ? lock_downgrade+0x900/0x900 [ 272.804520] syz-executor2 cpuset= [ 272.808761] ? trace_hardirqs_on+0xbd/0x310 [ 272.815232] syz2 [ 272.819732] ? kvm_sched_clock_read+0x9/0x20 [ 272.830197] mems_allowed=0 [ 272.834366] ? irq_exit+0x17f/0x1c0 [ 272.855003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.860558] ? check_preemption_disabled+0x48/0x200 [ 272.865581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.871132] run_timer_softirq+0x52/0xb0 [ 272.875200] ? __this_cpu_preempt_check+0x1c/0x1f [ 272.880055] __do_softirq+0x30b/0xad8 [ 272.883878] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 272.889004] ? pvclock_read_flags+0x160/0x160 [ 272.893526] ? lapic_next_event+0x5a/0x90 [ 272.897686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.903237] ? clockevents_program_event+0x140/0x370 [ 272.908357] ? kvm_clock_read+0x18/0x30 [ 272.912335] ? kvm_sched_clock_read+0x9/0x20 [ 272.916755] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.922297] ? check_preemption_disabled+0x48/0x200 [ 272.927327] irq_exit+0x17f/0x1c0 [ 272.930799] smp_apic_timer_interrupt+0x1cb/0x760 [ 272.935663] ? smp_reschedule_interrupt+0x109/0x650 [ 272.940689] ? smp_call_function_single_interrupt+0x650/0x650 [ 272.946581] ? interrupt_entry+0xb5/0xf0 [ 272.950659] ? trace_hardirqs_off_caller+0xbb/0x310 [ 272.955693] ? trace_hardirqs_off_caller+0xbb/0x310 [ 272.960730] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.965594] ? trace_hardirqs_on_caller+0x310/0x310 [ 272.970621] ? trace_hardirqs_on_caller+0x310/0x310 [ 272.975669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 272.981245] ? check_preemption_disabled+0x48/0x200 [ 272.986285] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.991147] apic_timer_interrupt+0xf/0x20 [ 272.995386] [ 272.997643] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 273.002846] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 273.021761] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 273.029514] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 273.036799] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 273.044111] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 273.051402] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 273.058887] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 273.066184] ? trace_hardirqs_on+0x9a/0x310 [ 273.070523] ? trace_hardirqs_on+0xb4/0x310 [ 273.074867] retint_kernel+0x1b/0x2d [ 273.078593] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 273.083873] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 273.102786] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 273.110522] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 273.117833] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 273.125121] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 273.132407] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 273.139703] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 273.147007] ? trace_hardirqs_on+0x9a/0x310 [ 273.151347] ? arch_local_irq_restore+0x45/0x52 [ 273.156051] dump_stack+0x26a/0x2b4 [ 273.159699] ? dump_stack_print_info.cold.2+0x52/0x52 [ 273.164914] ? mark_held_locks+0x130/0x130 [ 273.169164] ? mark_held_locks+0x130/0x130 [ 273.173418] dump_header+0x27b/0xf72 [ 273.177152] ? rcu_read_unlock+0x16/0x60 [ 273.181231] ? pagefault_out_of_memory+0x197/0x197 [ 273.186177] ? mark_held_locks+0x130/0x130 [ 273.190424] ? percpu_ref_put_many+0x13e/0x260 [ 273.195020] ? mem_cgroup_charge_statistics+0x780/0x780 [ 273.200404] ? mem_cgroup_iter+0x1f7/0x1160 [ 273.204742] ? mark_held_locks+0x130/0x130 [ 273.208993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.214566] ? task_will_free_mem+0x239/0xb30 [ 273.219082] ? ___ratelimit+0x36f/0x655 [ 273.223071] ? lock_downgrade+0x900/0x900 [ 273.227243] ? trace_hardirqs_on+0xbd/0x310 [ 273.231582] ? kasan_check_read+0x11/0x20 [ 273.235743] ? ___ratelimit+0x36f/0x655 [ 273.239730] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 273.245200] ? trace_hardirqs_on+0x310/0x310 [ 273.249635] ? lock_downgrade+0x900/0x900 [ 273.253815] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 273.258941] ? ___ratelimit+0xaa/0x655 [ 273.262862] ? idr_get_free+0xec0/0xec0 [ 273.266850] ? kasan_check_write+0x14/0x20 [ 273.271125] ? do_raw_spin_lock+0xc1/0x200 [ 273.275381] oom_kill_process.cold.27+0x10/0x903 [ 273.280159] ? _raw_spin_unlock+0x2c/0x50 [ 273.284343] ? oom_badness+0xe6/0xaa0 [ 273.288157] ? oom_evaluate_task+0x540/0x540 [ 273.292592] ? shrink_node+0x16b0/0x16b0 [ 273.296687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.302241] ? oom_unkillable_task+0x383/0x580 [ 273.306849] ? out_of_memory+0x974/0x1430 [ 273.311021] ? lock_downgrade+0x900/0x900 [ 273.315189] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 273.321008] ? __cpuset_node_allowed+0x19b/0x660 [ 273.325812] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 273.331371] ? oom_evaluate_task+0x302/0x540 [ 273.335826] out_of_memory+0xa84/0x1430 [ 273.339837] ? oom_killer_disable+0x3a0/0x3a0 [ 273.344356] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 273.349313] ? __mutex_add_waiter+0x2a0/0x2a0 [ 273.353830] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 273.358884] ? find_next_bit+0x104/0x130 [ 273.362972] __alloc_pages_slowpath+0x2318/0x2d80 [ 273.367858] ? warn_alloc+0x120/0x120 [ 273.371689] ? __radix_tree_lookup+0x4c0/0x4c0 [ 273.376315] ? mark_held_locks+0x130/0x130 [ 273.380584] ? find_get_entry+0x2f2/0xc40 [ 273.384762] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 273.389749] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.395311] ? should_fail+0x22d/0xd01 [ 273.399220] ? ___might_sleep+0x1ed/0x300 [ 273.403392] ? lock_release+0x970/0x970 [ 273.407412] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.412546] ? __might_sleep+0x95/0x190 [ 273.416546] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 273.421407] ? free_one_page+0xcae/0x1700 [ 273.425604] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 273.430670] ? lock_downgrade+0x900/0x900 [ 273.434860] ? ___might_sleep+0x1ed/0x300 [ 273.439030] ? lock_release+0x970/0x970 [ 273.443034] ? arch_local_save_flags+0x40/0x40 [ 273.447649] ? _raw_spin_unlock+0x2c/0x50 [ 273.451823] ? free_one_page+0xcae/0x1700 [ 273.456006] ? __might_sleep+0x95/0x190 [ 273.460038] __alloc_pages_nodemask+0xa80/0xde0 [ 273.464850] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 273.469898] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 273.475723] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 273.480429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.485995] ? __do_page_cache_readahead+0x7ce/0x980 [ 273.491142] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 273.496738] alloc_pages_current+0x10c/0x210 [ 273.501205] ? lock_downgrade+0x900/0x900 [ 273.505387] __page_cache_alloc+0x38f/0x5b0 [ 273.509739] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 273.515562] ? ext4_filemap_fault+0x82/0xad [ 273.519920] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 273.524628] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.530206] ? check_preemption_disabled+0x48/0x200 [ 273.535250] filemap_fault+0x1594/0x25f0 [ 273.539339] ? __lock_page_or_retry+0xa00/0xa00 [ 273.544031] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 273.549871] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 273.554664] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 273.559449] ? filemap_map_pages+0xdea/0x1980 [ 273.563967] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 273.569787] ? kasan_check_read+0x11/0x20 [ 273.573955] ? find_get_pages_range_tag+0x1320/0x1320 [ 273.579165] ? rcu_bh_qs+0xc0/0xc0 [ 273.582729] ? unwind_dump+0x190/0x190 [ 273.586668] ? is_bpf_text_address+0xd3/0x170 [ 273.591182] ? __kernel_text_address+0xd/0x40 [ 273.595690] ? unwind_get_return_address+0x61/0xa0 [ 273.600652] ? __save_stack_trace+0x8d/0xf0 [ 273.605004] ? lock_acquire+0x1ed/0x520 [ 273.608998] ? ext4_filemap_fault+0x7a/0xad [ 273.613343] ? lock_release+0x970/0x970 [ 273.617335] ? arch_local_save_flags+0x40/0x40 [ 273.621934] ? save_stack+0x43/0xd0 [ 273.625577] ? __kasan_slab_free+0x102/0x150 [ 273.629999] ? kasan_slab_free+0xe/0x10 [ 273.633988] ? kfree+0xcf/0x230 [ 273.637307] ? do_syslog+0x1474/0x1690 [ 273.641204] ? kmsg_read+0x8f/0xc0 [ 273.644753] ? proc_reg_read+0x2a3/0x3d0 [ 273.648847] ? __vfs_read+0x117/0x9b0 [ 273.652670] ? down_read+0xb0/0x1d0 [ 273.656297] ? ext4_filemap_fault+0x7a/0xad [ 273.660627] ? __down_interruptible+0x700/0x700 [ 273.665307] ? kasan_check_write+0x14/0x20 [ 273.669557] ? trace_hardirqs_off+0xb8/0x310 [ 273.674038] ext4_filemap_fault+0x82/0xad [ 273.678197] __do_fault+0x100/0x6b0 [ 273.681836] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 273.687303] ? print_bad_pte+0x6c0/0x6c0 [ 273.691385] ? __kasan_slab_free+0x119/0x150 [ 273.695815] ? pmd_val+0x88/0x100 [ 273.699281] ? add_mm_counter_fast+0xd0/0xd0 [ 273.703702] ? pmd_val+0x88/0x100 [ 273.707173] ? add_mm_counter_fast+0xd0/0xd0 [ 273.711609] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.717184] __handle_mm_fault+0x3709/0x53e0 [ 273.721624] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 273.726497] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.732050] ? unuse_pde+0x40/0x80 [ 273.735610] ? __f_unlock_pos+0x19/0x20 [ 273.739608] ? lock_acquire+0x1ed/0x520 [ 273.743607] ? handle_mm_fault+0x42a/0xc70 [ 273.747862] ? lock_downgrade+0x900/0x900 [ 273.752028] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 273.757846] ? __do_page_fault+0x67d/0xed0 [ 273.762094] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 273.767582] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 273.773133] ? check_preemption_disabled+0x48/0x200 [ 273.778164] handle_mm_fault+0x54f/0xc70 [ 273.782246] ? __handle_mm_fault+0x53e0/0x53e0 [ 273.786829] ? find_vma+0x34/0x190 [ 273.790376] __do_page_fault+0x67d/0xed0 [ 273.794447] ? mm_fault_error+0x380/0x380 [ 273.798598] ? trace_hardirqs_off+0xb8/0x310 [ 273.803012] ? trace_hardirqs_on+0x310/0x310 [ 273.807423] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 273.812799] ? trace_hardirqs_on+0x310/0x310 [ 273.817219] do_page_fault+0xf2/0x7e0 [ 273.821027] ? vmalloc_sync_all+0x30/0x30 [ 273.825181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 273.830721] ? error_entry+0x70/0xd0 [ 273.834436] ? trace_hardirqs_off_caller+0xbb/0x310 [ 273.839459] ? trace_hardirqs_on_caller+0xc0/0x310 [ 273.844402] ? syscall_return_slowpath+0x5e0/0x5e0 [ 273.849334] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.854189] ? trace_hardirqs_on_caller+0x310/0x310 [ 273.859205] ? trace_hardirqs_off+0x310/0x310 [ 273.863715] ? prepare_exit_to_usermode+0x291/0x3b0 [ 273.868739] ? page_fault+0x8/0x30 [ 273.872307] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.877153] ? page_fault+0x8/0x30 [ 273.880700] page_fault+0x1e/0x30 [ 273.884154] RIP: 0033:0x7f55b1a571fd [ 273.887871] Code: Bad RIP value. [ 273.891233] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 273.896601] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 273.903959] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 273.911226] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 273.918499] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 273.925769] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 273.933064] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 273.933114] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 273.940264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.940269] Call Trace: [ 273.940275] [ 273.940297] dump_stack+0x1c4/0x2b4 [ 273.940319] ? dump_stack_print_info.cold.2+0x52/0x52 [ 273.946875] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 273.956424] warn_alloc.cold.119+0xb7/0x1bd [ 273.958983] rsyslogd cpuset= [ 273.961137] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 273.964732] / [ 273.969936] ? lock_downgrade+0x900/0x900 [ 273.979978] mems_allowed=0 [ 273.984313] ? trace_hardirqs_off+0xb8/0x310 [ 274.005315] ? trace_hardirqs_off+0xb8/0x310 [ 274.009739] __alloc_pages_slowpath+0x2667/0x2d80 [ 274.014608] ? warn_alloc+0x120/0x120 [ 274.018424] ? trace_hardirqs_on+0x310/0x310 [ 274.022838] ? warn_alloc+0x120/0x120 [ 274.026645] ? warn_alloc+0x120/0x120 [ 274.030456] ? ktime_get+0x2e1/0x440 [ 274.034180] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.039725] ? check_preemption_disabled+0x48/0x200 [ 274.044747] ? kasan_check_read+0x11/0x20 [ 274.048898] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.054446] ? should_fail+0x22d/0xd01 [ 274.058349] ? rcu_bh_qs+0xc0/0xc0 [ 274.061902] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.067008] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.072562] ? should_fail+0x22d/0xd01 [ 274.076460] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.081569] ? should_fail+0x22d/0xd01 [ 274.085504] ? rcu_idle_enter+0x4b0/0x4b0 [ 274.089668] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.094797] ? mark_held_locks+0x130/0x130 [ 274.099042] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.104589] ? mark_held_locks+0x130/0x130 [ 274.108839] ? rcu_irq_exit+0xce/0x100 [ 274.112735] ? irq_exit+0xbd/0x1c0 [ 274.116285] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 274.121316] ? do_raw_spin_unlock+0xa7/0x2f0 [ 274.125746] ? smp_call_function_single_interrupt+0x650/0x650 [ 274.131646] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.137196] ? ret_from_intr+0xb/0x1e [ 274.141012] ? retint_kernel+0x2d/0x2d [ 274.144912] ? trace_hardirqs_on_caller+0xc0/0x310 [ 274.149859] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 274.154668] ? trace_hardirqs_off+0x310/0x310 [ 274.159175] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 274.164305] __alloc_pages_nodemask+0xa80/0xde0 [ 274.168985] ? should_fail+0x22d/0xd01 [ 274.172894] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 274.177942] ? ____cache_alloc_node+0x1c7/0x1e0 [ 274.182666] ? lock_downgrade+0x900/0x900 [ 274.186836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.192396] cache_grow_begin+0x91/0x8c0 [ 274.196480] ? do_raw_spin_unlock+0xa7/0x2f0 [ 274.200920] fallback_alloc+0x203/0x2e0 [ 274.204917] ____cache_alloc_node+0x1c7/0x1e0 [ 274.209436] kmem_cache_alloc_node+0xe3/0x730 [ 274.213958] ? ipv6_get_ifaddr+0x42e/0x620 [ 274.218224] __alloc_skb+0x119/0x770 [ 274.221964] ? skb_scrub_packet+0x490/0x490 [ 274.226305] ? lock_downgrade+0x900/0x900 [ 274.230475] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.236034] ? refcount_sub_and_test_checked+0x203/0x310 [ 274.241540] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 274.247016] ? addrconf_rs_timer+0x690/0x690 [ 274.251501] ndisc_alloc_skb+0x144/0x340 [ 274.255587] ndisc_send_rs+0x331/0x6e0 [ 274.259506] addrconf_rs_timer+0x314/0x690 [ 274.263769] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.268033] call_timer_fn+0x272/0x920 [ 274.271948] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.276205] ? process_timeout+0x40/0x40 [ 274.280286] ? trace_hardirqs_off+0xb8/0x310 [ 274.284706] ? kasan_check_read+0x11/0x20 [ 274.288880] ? do_raw_spin_unlock+0xa7/0x2f0 [ 274.293310] ? trace_hardirqs_on+0x310/0x310 [ 274.297748] ? __run_timers+0x7da/0xc70 [ 274.301755] ? lock_downgrade+0x900/0x900 [ 274.305927] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 274.311075] ? trace_hardirqs_on+0xbd/0x310 [ 274.315416] ? kasan_check_read+0x11/0x20 [ 274.319613] ? __run_timers+0x7da/0xc70 [ 274.323627] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 274.329097] ? kasan_check_write+0x14/0x20 [ 274.333353] ? do_raw_spin_lock+0xc1/0x200 [ 274.337608] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 274.341874] __run_timers+0x7e5/0xc70 [ 274.345705] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 274.351090] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 274.356125] ? timerqueue_add+0x207/0x2b0 [ 274.360299] ? enqueue_hrtimer+0x1a5/0x560 [ 274.364549] ? lock_release+0x970/0x970 [ 274.368548] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 274.373760] ? kasan_check_write+0x14/0x20 [ 274.378024] ? pvclock_read_flags+0x160/0x160 [ 274.382544] ? lock_downgrade+0x900/0x900 [ 274.386717] ? trace_hardirqs_on+0xbd/0x310 [ 274.391075] ? kvm_sched_clock_read+0x9/0x20 [ 274.395514] ? irq_exit+0x17f/0x1c0 [ 274.399166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.404729] ? check_preemption_disabled+0x48/0x200 [ 274.409766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.415356] run_timer_softirq+0x52/0xb0 [ 274.419442] ? __this_cpu_preempt_check+0x1c/0x1f [ 274.424310] __do_softirq+0x30b/0xad8 [ 274.428140] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 274.433266] ? pvclock_read_flags+0x160/0x160 [ 274.437791] ? lapic_next_event+0x5a/0x90 [ 274.441952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.447503] ? clockevents_program_event+0x140/0x370 [ 274.452620] ? kvm_clock_read+0x18/0x30 [ 274.456601] ? kvm_sched_clock_read+0x9/0x20 [ 274.461022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.466572] ? check_preemption_disabled+0x48/0x200 [ 274.471621] irq_exit+0x17f/0x1c0 [ 274.475089] smp_apic_timer_interrupt+0x1cb/0x760 [ 274.479951] ? smp_reschedule_interrupt+0x109/0x650 [ 274.484992] ? smp_call_function_single_interrupt+0x650/0x650 [ 274.490903] ? interrupt_entry+0xb5/0xf0 [ 274.494992] ? trace_hardirqs_off_caller+0xbb/0x310 [ 274.500032] ? trace_hardirqs_off_caller+0xbb/0x310 [ 274.505073] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.509936] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.514961] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.519989] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.525540] ? check_preemption_disabled+0x48/0x200 [ 274.530567] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.536125] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.540992] apic_timer_interrupt+0xf/0x20 [ 274.545230] [ 274.547486] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 274.552430] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 274.571356] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 274.579081] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 274.586368] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 274.593645] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 274.600926] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 274.608201] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 274.615502] ? trace_hardirqs_on+0xb4/0x310 [ 274.619851] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 274.625411] skb_clone+0x1bb/0x500 [ 274.628953] ? finish_task_switch+0x1b5/0x900 [ 274.633452] ? skb_split+0x11e0/0x11e0 [ 274.637362] ? preempt_notifier_register+0x200/0x200 [ 274.642478] ? __switch_to_asm+0x34/0x70 [ 274.646547] ? __switch_to_asm+0x34/0x70 [ 274.650607] ? __switch_to_asm+0x40/0x70 [ 274.654671] ? __switch_to_asm+0x34/0x70 [ 274.658747] ? __switch_to_asm+0x40/0x70 [ 274.662812] ? __switch_to_asm+0x34/0x70 [ 274.666872] ? __switch_to_asm+0x40/0x70 [ 274.670937] ? __switch_to_asm+0x34/0x70 [ 274.675007] ? __switch_to_asm+0x34/0x70 [ 274.679078] ? __switch_to_asm+0x40/0x70 [ 274.683143] ? __switch_to_asm+0x34/0x70 [ 274.687220] bpf_clone_redirect+0xb9/0x490 [ 274.691460] ? __schedule+0x874/0x1ed0 [ 274.695357] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 274.700402] ? __sched_text_start+0x8/0x8 [ 274.704556] ? retint_kernel+0x2d/0x2d [ 274.708452] ? trace_hardirqs_on_caller+0xc0/0x310 [ 274.713395] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 274.718165] ? trace_hardirqs_off+0x310/0x310 [ 274.722679] ? bpf_test_run+0x1fc/0x5a0 [ 274.726679] ? lock_acquire+0x1ed/0x520 [ 274.730669] ? bpf_test_run+0x32e/0x5a0 [ 274.734669] ? lock_release+0x970/0x970 [ 274.738672] ? preempt_schedule+0x4d/0x60 [ 274.742831] ? preempt_schedule_common+0x1f/0xd0 [ 274.747598] ? preempt_schedule+0x4d/0x60 [ 274.751751] ? ___preempt_schedule+0x16/0x18 [ 274.756175] ? bpf_test_run+0x1c0/0x5a0 [ 274.760243] ? netlink_diag_dump+0x2a0/0x2a0 [ 274.764661] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 274.770208] ? bpf_test_init.isra.9+0x70/0x100 [ 274.774819] ? bpf_prog_test_run_skb+0x634/0xb40 [ 274.779592] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 274.784443] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 274.789992] ? fput+0x130/0x1a0 [ 274.793282] ? __bpf_prog_get+0x9b/0x290 [ 274.797363] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 274.802220] ? bpf_prog_test_run+0x130/0x1a0 [ 274.806648] ? __x64_sys_bpf+0x3d8/0x510 [ 274.810725] ? bpf_prog_get+0x20/0x20 [ 274.814547] ? do_syscall_64+0x1b9/0x820 [ 274.818617] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 274.823996] ? syscall_return_slowpath+0x5e0/0x5e0 [ 274.828938] ? trace_hardirqs_on_caller+0x310/0x310 [ 274.833963] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 274.838986] ? recalc_sigpending_tsk+0x180/0x180 [ 274.843770] ? kasan_check_write+0x14/0x20 [ 274.848020] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.852890] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.858268] warn_alloc_show_mem: 1 callbacks suppressed [ 274.858281] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 274.858283] Mem-Info: [ 274.858315] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 274.858315] active_file:15 inactive_file:16 isolated_file:0 [ 274.858315] unevictable:0 dirty:0 writeback:0 unstable:0 [ 274.858315] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 274.858315] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 274.858315] free:13758 free_pcp:319 free_cma:0 [ 274.863671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.870445] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 274.872857] Call Trace: [ 274.905737] Node 0 [ 274.915098] [ 274.942811] 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 [ 274.945389] dump_stack+0x1c4/0x2b4 [ 274.947624] lowmem_reserve[]: [ 274.949788] ? dump_stack_print_info.cold.2+0x52/0x52 [ 274.975283] 0 [ 274.978940] warn_alloc.cold.119+0xb7/0x1bd [ 274.982033] 2819 [ 274.987232] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 274.989004] 6323 [ 274.993335] ? lock_downgrade+0x900/0x900 [ 274.995394] 6323 [ 275.000243] ? trace_hardirqs_off+0xb8/0x310 [ 275.006435] ? trace_hardirqs_off+0xb8/0x310 [ 275.008469] Node 0 [ 275.012882] __alloc_pages_slowpath+0x2667/0x2d80 [ 275.017295] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 275.019612] ? warn_alloc+0x120/0x120 [ 275.024413] lowmem_reserve[]: [ 275.051148] ? trace_hardirqs_on+0x310/0x310 [ 275.054940] 0 [ 275.058053] ? warn_alloc+0x120/0x120 [ 275.062933] 0 3503 [ 275.064765] ? warn_alloc+0x120/0x120 [ 275.068537] 3503 [ 275.070781] ? ktime_get+0x2e1/0x440 [ 275.076625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.080308] Node 0 Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 275.085881] ? check_preemption_disabled+0x48/0x200 [ 275.085899] ? kasan_check_read+0x11/0x20 [ 275.114941] lowmem_reserve[]: 0 [ 275.119991] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.124218] 0 [ 275.127503] ? should_fail+0x22d/0xd01 [ 275.133023] 0 [ 275.134841] ? rcu_bh_qs+0xc0/0xc0 [ 275.138705] 0 [ 275.140514] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.145837] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 275.150912] Node 0 DMA: [ 275.156465] ? should_fail+0x22d/0xd01 [ 275.156484] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.159143] 1*4kB [ 275.163038] ? should_fail+0x22d/0xd01 [ 275.168119] (U) [ 275.170273] ? rcu_idle_enter+0x4b0/0x4b0 [ 275.174137] 0*8kB [ 275.176108] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.180237] 0*16kB [ 275.182486] ? mark_held_locks+0x130/0x130 [ 275.187563] 1*32kB [ 275.189802] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.194006] (U) [ 275.196249] ? mark_held_locks+0x130/0x130 [ 275.201760] 2*64kB [ 275.203737] ? rcu_irq_exit+0xce/0x100 [ 275.207947] (U) [ 275.210187] ? irq_exit+0xbd/0x1c0 [ 275.214048] 1*128kB [ 275.216026] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 275.219547] (U) [ 275.221877] ? do_raw_spin_unlock+0xa7/0x2f0 [ 275.226869] 1*256kB [ 275.228860] ? smp_call_function_single_interrupt+0x650/0x650 [ 275.233241] (U) [ 275.235577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.241438] 0*512kB [ 275.243429] ? ret_from_intr+0xb/0x1e [ 275.248931] 1*1024kB (U) [ 275.251269] ? retint_kernel+0x2d/0x2d [ 275.255046] 1*2048kB [ 275.257830] ? trace_hardirqs_on_caller+0xc0/0x310 [ 275.261698] (M) [ 275.264111] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 275.269009] 3*4096kB (M) [ 275.271002] ? trace_hardirqs_off+0x310/0x310 [ 275.275735] = 15908kB [ 275.278512] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 275.282978] Node 0 [ 275.285409] __alloc_pages_nodemask+0xa80/0xde0 [ 275.290470] DMA32: 4*4kB [ 275.292728] ? should_fail+0x22d/0xd01 [ 275.297372] (M) [ 275.300142] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 275.304101] 1*8kB (U) [ 275.306117] ? ____cache_alloc_node+0x1c7/0x1e0 [ 275.311110] 2*16kB [ 275.313620] ? lock_downgrade+0x900/0x900 [ 275.318265] (M) [ 275.320511] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.324632] 2*32kB [ 275.326620] cache_grow_begin+0x91/0x8c0 [ 275.332160] (M) [ 275.334436] ? do_raw_spin_unlock+0xa7/0x2f0 [ 275.338475] 4*64kB [ 275.340461] fallback_alloc+0x203/0x2e0 [ 275.344837] (M) [ 275.347082] ____cache_alloc_node+0x1c7/0x1e0 [ 275.351031] 4*128kB [ 275.353019] kmem_cache_alloc_node+0xe3/0x730 [ 275.357494] (UM) [ 275.359827] ? ipv6_get_ifaddr+0x42e/0x620 [ 275.364302] 3*256kB [ 275.366390] __alloc_skb+0x119/0x770 [ 275.370602] (M) [ 275.372945] ? skb_scrub_packet+0x490/0x490 [ 275.376648] 4*512kB [ 275.378650] ? lock_downgrade+0x900/0x900 [ 275.382948] (UM) [ 275.385284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.389401] 3*1024kB (UM) [ 275.391487] ? refcount_sub_and_test_checked+0x203/0x310 [ 275.397089] 3*2048kB [ 275.399951] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 275.405385] (M) [ 275.407809] ? addrconf_rs_timer+0x690/0x690 [ 275.413237] 3*4096kB [ 275.415228] ndisc_alloc_skb+0x144/0x340 [ 275.419610] (M) [ 275.422128] ndisc_send_rs+0x331/0x6e0 [ 275.426171] = 25208kB [ 275.428161] addrconf_rs_timer+0x314/0x690 [ 275.432022] Node 0 [ 275.434443] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.438648] Normal: [ 275.440893] call_timer_fn+0x272/0x920 [ 275.445099] 853*4kB [ 275.447430] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.451296] (UMEH) [ 275.453626] ? process_timeout+0x40/0x40 [ 275.457836] 371*8kB [ 275.460074] ? trace_hardirqs_off+0xb8/0x310 [ 275.464112] (UME) [ 275.466439] ? kasan_check_read+0x11/0x20 [ 275.470832] 193*16kB [ 275.473000] ? do_raw_spin_unlock+0xa7/0x2f0 [ 275.477137] (UME) [ 275.479560] ? trace_hardirqs_on+0x310/0x310 [ 275.483954] 70*32kB [ 275.486147] ? __run_timers+0x7da/0xc70 [ 275.490564] (UMEH) [ 275.492903] ? lock_downgrade+0x900/0x900 [ 275.496875] 27*64kB [ 275.499123] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 275.503249] (UMH) [ 275.505572] ? trace_hardirqs_on+0xbd/0x310 [ 275.510656] 4*128kB [ 275.512810] ? kasan_check_read+0x11/0x20 [ 275.517101] (UM) 0*256kB [ 275.519452] ? __run_timers+0x7da/0xc70 [ 275.523580] 0*512kB [ 275.526348] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 275.530301] 0*1024kB [ 275.532627] ? kasan_check_write+0x14/0x20 [ 275.538064] 0*2048kB [ 275.540481] ? do_raw_spin_lock+0xc1/0x200 [ 275.544696] 0*4096kB [ 275.547138] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 275.551351] = 13948kB [ 275.553765] __run_timers+0x7e5/0xc70 [ 275.557982] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 275.560393] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 275.564168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 275.573089] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 275.578429] 660 total pagecache pages [ 275.587013] ? timerqueue_add+0x207/0x2b0 [ 275.592014] 0 pages in swap cache [ 275.595820] ? enqueue_hrtimer+0x1a5/0x560 [ 275.599944] Swap cache stats: add 0, delete 0, find 0/0 [ 275.603398] ? lock_release+0x970/0x970 [ 275.607627] Free swap = 0kB [ 275.612993] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 275.616938] Total swap = 0kB [ 275.619954] ? kasan_check_write+0x14/0x20 [ 275.625119] 1965979 pages RAM [ 275.628140] ? pvclock_read_flags+0x160/0x160 [ 275.632359] 0 pages HighMem/MovableOnly [ 275.635466] ? lock_downgrade+0x900/0x900 [ 275.639939] 342307 pages reserved [ 275.643913] ? trace_hardirqs_on+0xbd/0x310 [ 275.648033] 0 pages cma reserved [ 275.651531] ? kvm_sched_clock_read+0x9/0x20 [ 275.655899] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 275.659211] ? irq_exit+0x17f/0x1c0 [ 275.663651] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 275.670100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.673708] syz-executor2 cpuset= [ 275.684260] ? check_preemption_disabled+0x48/0x200 [ 275.689779] syz2 [ 275.693247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.698240] mems_allowed=0 [ 275.700217] run_timer_softirq+0x52/0xb0 [ 275.712722] ? __this_cpu_preempt_check+0x1c/0x1f [ 275.717577] __do_softirq+0x30b/0xad8 [ 275.721396] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 275.726517] ? pvclock_read_flags+0x160/0x160 [ 275.731029] ? lapic_next_event+0x5a/0x90 [ 275.735194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.740743] ? clockevents_program_event+0x140/0x370 [ 275.745873] ? kvm_clock_read+0x18/0x30 [ 275.749858] ? kvm_sched_clock_read+0x9/0x20 [ 275.754276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.759822] ? check_preemption_disabled+0x48/0x200 [ 275.764870] irq_exit+0x17f/0x1c0 [ 275.768334] smp_apic_timer_interrupt+0x1cb/0x760 [ 275.773184] ? smp_reschedule_interrupt+0x109/0x650 [ 275.778204] ? smp_call_function_single_interrupt+0x650/0x650 [ 275.784093] ? interrupt_entry+0xb5/0xf0 [ 275.788161] ? trace_hardirqs_off_caller+0xbb/0x310 [ 275.793187] ? trace_hardirqs_off_caller+0xbb/0x310 [ 275.798218] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.803085] ? trace_hardirqs_on_caller+0x310/0x310 [ 275.808119] ? trace_hardirqs_on_caller+0x310/0x310 [ 275.813153] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 275.818708] ? check_preemption_disabled+0x48/0x200 [ 275.823742] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.828621] apic_timer_interrupt+0xf/0x20 [ 275.832878] [ 275.835138] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 275.840358] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 275.859271] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 275.866997] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 275.874278] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 275.881559] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 275.888836] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 275.896115] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 275.903414] ? trace_hardirqs_on+0x9a/0x310 [ 275.907748] ? trace_hardirqs_on+0xb4/0x310 [ 275.912087] retint_kernel+0x1b/0x2d [ 275.915811] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 275.921097] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 275.940006] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 275.947729] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 275.955532] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 275.962813] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 275.970089] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 275.977373] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 275.984677] ? trace_hardirqs_on+0x9a/0x310 [ 275.989010] ? arch_local_irq_restore+0x45/0x52 [ 275.993695] dump_stack+0x26a/0x2b4 [ 275.997335] ? dump_stack_print_info.cold.2+0x52/0x52 [ 276.002558] ? mark_held_locks+0x130/0x130 [ 276.006805] ? mark_held_locks+0x130/0x130 [ 276.011067] dump_header+0x27b/0xf72 [ 276.014796] ? rcu_read_unlock+0x16/0x60 [ 276.019299] ? pagefault_out_of_memory+0x197/0x197 [ 276.024241] ? mark_held_locks+0x130/0x130 [ 276.028480] ? percpu_ref_put_many+0x13e/0x260 [ 276.033077] ? mem_cgroup_charge_statistics+0x780/0x780 [ 276.038457] ? mem_cgroup_iter+0x1f7/0x1160 [ 276.042784] ? mark_held_locks+0x130/0x130 [ 276.047031] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.052576] ? task_will_free_mem+0x239/0xb30 [ 276.057098] ? ___ratelimit+0x36f/0x655 [ 276.061084] ? lock_downgrade+0x900/0x900 [ 276.065254] ? trace_hardirqs_on+0xbd/0x310 [ 276.069587] ? kasan_check_read+0x11/0x20 [ 276.073748] ? ___ratelimit+0x36f/0x655 [ 276.077733] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 276.083193] ? trace_hardirqs_on+0x310/0x310 [ 276.087609] ? lock_downgrade+0x900/0x900 [ 276.091781] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 276.096896] ? ___ratelimit+0xaa/0x655 [ 276.100788] ? idr_get_free+0xec0/0xec0 [ 276.104764] ? kasan_check_write+0x14/0x20 [ 276.109001] ? do_raw_spin_lock+0xc1/0x200 [ 276.113261] oom_kill_process.cold.27+0x10/0x903 [ 276.118037] ? _raw_spin_unlock+0x2c/0x50 [ 276.122206] ? oom_badness+0xe6/0xaa0 [ 276.126054] ? oom_evaluate_task+0x540/0x540 [ 276.130492] ? shrink_node+0x16b0/0x16b0 [ 276.134582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.140141] ? oom_unkillable_task+0x383/0x580 [ 276.144745] ? out_of_memory+0x974/0x1430 [ 276.148934] ? lock_downgrade+0x900/0x900 [ 276.153109] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 276.158924] ? __cpuset_node_allowed+0x19b/0x660 [ 276.163709] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 276.169277] ? oom_evaluate_task+0x302/0x540 [ 276.173711] out_of_memory+0xa84/0x1430 [ 276.177707] ? oom_killer_disable+0x3a0/0x3a0 [ 276.182228] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 276.187237] ? __mutex_add_waiter+0x2a0/0x2a0 [ 276.191762] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 276.196989] ? find_next_bit+0x104/0x130 [ 276.201087] __alloc_pages_slowpath+0x2318/0x2d80 [ 276.205972] ? warn_alloc+0x120/0x120 [ 276.209790] ? __radix_tree_lookup+0x4c0/0x4c0 [ 276.214398] ? mark_held_locks+0x130/0x130 [ 276.218666] ? find_get_entry+0x2f2/0xc40 [ 276.222848] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 276.227797] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.233374] ? should_fail+0x22d/0xd01 [ 276.237283] ? ___might_sleep+0x1ed/0x300 [ 276.241450] ? lock_release+0x970/0x970 [ 276.245446] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.250578] ? __might_sleep+0x95/0x190 [ 276.254573] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 276.259434] ? free_one_page+0xcae/0x1700 [ 276.263613] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 276.268669] ? lock_downgrade+0x900/0x900 [ 276.272841] ? ___might_sleep+0x1ed/0x300 [ 276.277031] ? lock_release+0x970/0x970 [ 276.281043] ? arch_local_save_flags+0x40/0x40 [ 276.285662] ? _raw_spin_unlock+0x2c/0x50 [ 276.289839] ? free_one_page+0xcae/0x1700 [ 276.294016] ? __might_sleep+0x95/0x190 [ 276.298016] __alloc_pages_nodemask+0xa80/0xde0 [ 276.302715] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 276.307784] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 276.313608] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 276.318313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.323892] ? __do_page_cache_readahead+0x7ce/0x980 [ 276.329027] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 276.334609] alloc_pages_current+0x10c/0x210 [ 276.339042] ? lock_downgrade+0x900/0x900 [ 276.343234] __page_cache_alloc+0x38f/0x5b0 [ 276.347579] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 276.353402] ? ext4_filemap_fault+0x82/0xad [ 276.357759] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 276.362474] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.368042] ? check_preemption_disabled+0x48/0x200 [ 276.373090] filemap_fault+0x1594/0x25f0 [ 276.377190] ? __lock_page_or_retry+0xa00/0xa00 [ 276.381888] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 276.387729] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 276.392526] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 276.397339] ? filemap_map_pages+0xdea/0x1980 [ 276.401892] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 276.407710] ? kasan_check_read+0x11/0x20 [ 276.411889] ? find_get_pages_range_tag+0x1320/0x1320 [ 276.417120] ? rcu_bh_qs+0xc0/0xc0 [ 276.420682] ? unwind_dump+0x190/0x190 [ 276.424606] ? is_bpf_text_address+0xd3/0x170 [ 276.429123] ? __kernel_text_address+0xd/0x40 [ 276.433629] ? unwind_get_return_address+0x61/0xa0 [ 276.438582] ? __save_stack_trace+0x8d/0xf0 [ 276.442924] ? lock_acquire+0x1ed/0x520 [ 276.446917] ? ext4_filemap_fault+0x7a/0xad [ 276.451263] ? lock_release+0x970/0x970 [ 276.455248] ? arch_local_save_flags+0x40/0x40 [ 276.459845] ? save_stack+0x43/0xd0 [ 276.463489] ? __kasan_slab_free+0x102/0x150 [ 276.467916] ? kasan_slab_free+0xe/0x10 [ 276.471909] ? kfree+0xcf/0x230 [ 276.475212] ? do_syslog+0x1474/0x1690 [ 276.479163] ? kmsg_read+0x8f/0xc0 [ 276.482728] ? proc_reg_read+0x2a3/0x3d0 [ 276.486803] ? __vfs_read+0x117/0x9b0 [ 276.490643] ? down_read+0xb0/0x1d0 [ 276.494276] ? ext4_filemap_fault+0x7a/0xad [ 276.498611] ? __down_interruptible+0x700/0x700 [ 276.503291] ? kasan_check_write+0x14/0x20 [ 276.507544] ? trace_hardirqs_off+0xb8/0x310 [ 276.512003] ext4_filemap_fault+0x82/0xad [ 276.516214] __do_fault+0x100/0x6b0 [ 276.519950] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 276.525425] ? print_bad_pte+0x6c0/0x6c0 [ 276.529513] ? __kasan_slab_free+0x119/0x150 [ 276.533946] ? pmd_val+0x88/0x100 [ 276.537410] ? add_mm_counter_fast+0xd0/0xd0 [ 276.541824] ? pmd_val+0x88/0x100 [ 276.545293] ? add_mm_counter_fast+0xd0/0xd0 [ 276.549723] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.555286] __handle_mm_fault+0x3709/0x53e0 [ 276.559719] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 276.564587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.570168] ? unuse_pde+0x40/0x80 [ 276.573732] ? __f_unlock_pos+0x19/0x20 [ 276.577751] ? lock_acquire+0x1ed/0x520 [ 276.581751] ? handle_mm_fault+0x42a/0xc70 [ 276.586010] ? lock_downgrade+0x900/0x900 [ 276.590211] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 276.596039] ? __do_page_fault+0x67d/0xed0 [ 276.600298] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 276.605782] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.611355] ? check_preemption_disabled+0x48/0x200 [ 276.616419] handle_mm_fault+0x54f/0xc70 [ 276.620596] ? __handle_mm_fault+0x53e0/0x53e0 [ 276.625204] ? find_vma+0x34/0x190 [ 276.628771] __do_page_fault+0x67d/0xed0 [ 276.632860] ? mm_fault_error+0x380/0x380 [ 276.637043] ? trace_hardirqs_off+0xb8/0x310 [ 276.641475] ? trace_hardirqs_on+0x310/0x310 [ 276.645893] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 276.651272] ? trace_hardirqs_on+0x310/0x310 [ 276.655701] do_page_fault+0xf2/0x7e0 [ 276.659514] ? vmalloc_sync_all+0x30/0x30 [ 276.663673] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.669231] ? error_entry+0x70/0xd0 [ 276.672965] ? trace_hardirqs_off_caller+0xbb/0x310 [ 276.678003] ? trace_hardirqs_on_caller+0xc0/0x310 [ 276.682947] ? syscall_return_slowpath+0x5e0/0x5e0 [ 276.687894] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.692761] ? trace_hardirqs_on_caller+0x310/0x310 [ 276.697828] ? trace_hardirqs_off+0x310/0x310 [ 276.702362] ? prepare_exit_to_usermode+0x291/0x3b0 [ 276.707410] ? page_fault+0x8/0x30 [ 276.710977] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.715845] ? page_fault+0x8/0x30 [ 276.719407] page_fault+0x1e/0x30 [ 276.722872] RIP: 0033:0x7f55b1a571fd [ 276.726598] Code: Bad RIP value. [ 276.729975] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 276.735355] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 276.742644] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 276.749921] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 276.757198] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 276.764475] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 276.771788] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 276.771840] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 276.778995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.779000] Call Trace: [ 276.779006] [ 276.779030] dump_stack+0x1c4/0x2b4 [ 276.779048] ? dump_stack_print_info.cold.2+0x52/0x52 [ 276.779069] warn_alloc.cold.119+0xb7/0x1bd [ 276.785690] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 276.795008] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 276.797574] rsyslogd cpuset= [ 276.799725] ? lock_downgrade+0x900/0x900 [ 276.803331] / [ 276.808527] ? trace_hardirqs_off+0xb8/0x310 [ 276.812826] mems_allowed=0 [ 276.843877] ? trace_hardirqs_off+0xb8/0x310 [ 276.848302] __alloc_pages_slowpath+0x2667/0x2d80 [ 276.853185] ? warn_alloc+0x120/0x120 [ 276.856996] ? warn_alloc+0x120/0x120 [ 276.860805] ? warn_alloc+0x120/0x120 [ 276.864611] ? mark_held_locks+0x130/0x130 [ 276.868851] ? trace_hardirqs_on+0x310/0x310 [ 276.873265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.879212] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.884759] ? should_fail+0x22d/0xd01 [ 276.888658] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.893771] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 276.899346] ? should_fail+0x22d/0xd01 [ 276.903242] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.908348] ? should_fail+0x22d/0xd01 [ 276.912277] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.917399] ? mark_held_locks+0x130/0x130 [ 276.921651] ? mark_held_locks+0x130/0x130 [ 276.925904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.931463] ? trace_hardirqs_off+0xb8/0x310 [ 276.935879] ? kasan_check_read+0x11/0x20 [ 276.940043] ? do_raw_spin_unlock+0xa7/0x2f0 [ 276.944475] ? trace_hardirqs_on+0x310/0x310 [ 276.948904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.954461] ? wq_watchdog_touch+0x9c/0xfe [ 276.958709] ? io_serial_in+0x11/0x90 [ 276.962631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.968206] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 276.973357] __alloc_pages_nodemask+0xa80/0xde0 [ 276.979531] ? should_fail+0x22d/0xd01 [ 276.983437] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 276.988485] ? ____cache_alloc_node+0x1c7/0x1e0 [ 276.993180] ? lock_downgrade+0x900/0x900 [ 276.997368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.002944] cache_grow_begin+0x91/0x8c0 [ 277.007017] ? do_raw_spin_unlock+0xa7/0x2f0 [ 277.011440] fallback_alloc+0x203/0x2e0 [ 277.015442] ____cache_alloc_node+0x1c7/0x1e0 [ 277.019955] kmem_cache_alloc_node+0xe3/0x730 [ 277.024459] ? ipv6_get_ifaddr+0x42e/0x620 [ 277.028710] __alloc_skb+0x119/0x770 [ 277.032430] ? skb_scrub_packet+0x490/0x490 [ 277.036755] ? lock_downgrade+0x900/0x900 [ 277.040912] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.046464] ? refcount_sub_and_test_checked+0x203/0x310 [ 277.052015] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 277.057471] ? addrconf_rs_timer+0x690/0x690 [ 277.062351] ndisc_alloc_skb+0x144/0x340 [ 277.066423] ndisc_send_rs+0x331/0x6e0 [ 277.070323] addrconf_rs_timer+0x314/0x690 [ 277.074573] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.078818] call_timer_fn+0x272/0x920 [ 277.082715] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.086959] ? process_timeout+0x40/0x40 [ 277.091021] ? trace_hardirqs_off+0xb8/0x310 [ 277.095428] ? kasan_check_read+0x11/0x20 [ 277.099585] ? do_raw_spin_unlock+0xa7/0x2f0 [ 277.104434] ? trace_hardirqs_on+0x310/0x310 [ 277.108855] ? __run_timers+0x7da/0xc70 [ 277.112836] ? lock_downgrade+0x900/0x900 [ 277.116994] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 277.122110] ? trace_hardirqs_on+0xbd/0x310 [ 277.126438] ? kasan_check_read+0x11/0x20 [ 277.130592] ? __run_timers+0x7da/0xc70 [ 277.134578] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 277.140034] ? kasan_check_write+0x14/0x20 [ 277.144278] ? do_raw_spin_lock+0xc1/0x200 [ 277.148524] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 277.152768] __run_timers+0x7e5/0xc70 [ 277.156586] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 277.161958] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 277.166988] ? timerqueue_add+0x207/0x2b0 [ 277.171145] ? enqueue_hrtimer+0x1a5/0x560 [ 277.175381] ? lock_release+0x970/0x970 [ 277.179369] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 277.184571] ? kasan_check_write+0x14/0x20 [ 277.188815] ? pvclock_read_flags+0x160/0x160 [ 277.193310] ? lock_downgrade+0x900/0x900 [ 277.197470] ? trace_hardirqs_on+0xbd/0x310 [ 277.201794] ? kvm_sched_clock_read+0x9/0x20 [ 277.206208] ? irq_exit+0x17f/0x1c0 [ 277.209842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.215390] ? check_preemption_disabled+0x48/0x200 [ 277.220425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.225975] run_timer_softirq+0x52/0xb0 [ 277.230042] ? __this_cpu_preempt_check+0x1c/0x1f [ 277.234894] __do_softirq+0x30b/0xad8 [ 277.238706] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 277.243827] ? pvclock_read_flags+0x160/0x160 [ 277.248338] ? lapic_next_event+0x5a/0x90 [ 277.252503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.258047] ? clockevents_program_event+0x140/0x370 [ 277.263168] ? kvm_clock_read+0x18/0x30 [ 277.267153] ? kvm_sched_clock_read+0x9/0x20 [ 277.271572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.277125] ? check_preemption_disabled+0x48/0x200 [ 277.282177] irq_exit+0x17f/0x1c0 [ 277.285650] smp_apic_timer_interrupt+0x1cb/0x760 [ 277.290508] ? smp_reschedule_interrupt+0x109/0x650 [ 277.300327] ? smp_call_function_single_interrupt+0x650/0x650 [ 277.306238] ? interrupt_entry+0xb5/0xf0 [ 277.310319] ? trace_hardirqs_off_caller+0xbb/0x310 [ 277.315350] ? trace_hardirqs_off_caller+0xbb/0x310 [ 277.320398] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.325258] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.330282] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.335303] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.340863] ? check_preemption_disabled+0x48/0x200 [ 277.345887] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.351439] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.356301] apic_timer_interrupt+0xf/0x20 [ 277.360539] [ 277.362781] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 277.367717] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 277.386628] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 277.394441] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 277.401725] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 277.409008] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 277.416289] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 277.423569] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 277.430873] ? trace_hardirqs_on+0xb4/0x310 [ 277.435225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.440806] skb_clone+0x1bb/0x500 [ 277.444364] ? finish_task_switch+0x1b5/0x900 [ 277.448881] ? skb_split+0x11e0/0x11e0 [ 277.452791] ? preempt_notifier_register+0x200/0x200 [ 277.457911] ? __switch_to_asm+0x34/0x70 [ 277.461997] ? __switch_to_asm+0x34/0x70 [ 277.466096] ? __switch_to_asm+0x40/0x70 [ 277.470195] ? __switch_to_asm+0x34/0x70 [ 277.474276] ? __switch_to_asm+0x40/0x70 [ 277.478363] ? __switch_to_asm+0x34/0x70 [ 277.482445] ? __switch_to_asm+0x40/0x70 [ 277.486524] ? __switch_to_asm+0x34/0x70 [ 277.490627] ? __switch_to_asm+0x34/0x70 [ 277.494696] ? __switch_to_asm+0x40/0x70 [ 277.498764] ? __switch_to_asm+0x34/0x70 [ 277.502846] bpf_clone_redirect+0xb9/0x490 [ 277.507096] ? __schedule+0x874/0x1ed0 [ 277.510990] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 277.516018] ? __sched_text_start+0x8/0x8 [ 277.520171] ? retint_kernel+0x2d/0x2d [ 277.524059] ? trace_hardirqs_on_caller+0xc0/0x310 [ 277.528993] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 277.533750] ? trace_hardirqs_off+0x310/0x310 [ 277.538248] ? bpf_test_run+0x1fc/0x5a0 [ 277.542228] ? lock_acquire+0x1ed/0x520 [ 277.546202] ? bpf_test_run+0x32e/0x5a0 [ 277.550183] ? lock_release+0x970/0x970 [ 277.554163] ? preempt_schedule+0x4d/0x60 [ 277.558312] ? preempt_schedule_common+0x1f/0xd0 [ 277.563079] ? preempt_schedule+0x4d/0x60 [ 277.567230] ? ___preempt_schedule+0x16/0x18 [ 277.571651] ? bpf_test_run+0x1c0/0x5a0 [ 277.575633] ? netlink_diag_dump+0x2a0/0x2a0 [ 277.580066] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.585605] ? bpf_test_init.isra.9+0x70/0x100 [ 277.590189] ? bpf_prog_test_run_skb+0x634/0xb40 [ 277.594954] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 277.599805] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 277.605351] ? fput+0x130/0x1a0 [ 277.608633] ? __bpf_prog_get+0x9b/0x290 [ 277.612702] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 277.617546] ? bpf_prog_test_run+0x130/0x1a0 [ 277.621958] ? __x64_sys_bpf+0x3d8/0x510 [ 277.626024] ? bpf_prog_get+0x20/0x20 [ 277.629838] ? do_syscall_64+0x1b9/0x820 [ 277.633905] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 277.639271] ? syscall_return_slowpath+0x5e0/0x5e0 [ 277.644204] ? trace_hardirqs_on_caller+0x310/0x310 [ 277.649225] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 277.654244] ? recalc_sigpending_tsk+0x180/0x180 [ 277.658999] ? kasan_check_write+0x14/0x20 [ 277.663243] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.668100] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 277.673482] warn_alloc_show_mem: 1 callbacks suppressed [ 277.673496] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 277.673498] Mem-Info: [ 277.673530] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 277.673530] active_file:15 inactive_file:16 isolated_file:0 [ 277.673530] unevictable:0 dirty:0 writeback:0 unstable:0 [ 277.673530] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 277.673530] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 277.673530] free:13758 free_pcp:319 free_cma:0 [ 277.678886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.685669] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 277.688081] Call Trace: [ 277.720967] Node 0 [ 277.730331] [ 277.758037] 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 [ 277.760630] dump_stack+0x1c4/0x2b4 [ 277.762847] lowmem_reserve[]: [ 277.765003] ? dump_stack_print_info.cold.2+0x52/0x52 [ 277.790492] 0 [ 277.794136] warn_alloc.cold.119+0xb7/0x1bd [ 277.797215] 2819 [ 277.802404] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 277.804186] 6323 [ 277.808529] ? lock_downgrade+0x900/0x900 [ 277.810580] 6323 [ 277.815429] ? trace_hardirqs_off+0xb8/0x310 [ 277.817466] Node 0 [ 277.821616] ? trace_hardirqs_off+0xb8/0x310 [ 277.823680] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 277.828067] __alloc_pages_slowpath+0x2667/0x2d80 [ 277.830275] lowmem_reserve[]: [ 277.834713] ? warn_alloc+0x120/0x120 [ 277.861395] 0 0 [ 277.866268] ? warn_alloc+0x120/0x120 [ 277.869349] 3503 [ 277.873160] ? warn_alloc+0x120/0x120 [ 277.875115] 3503 [ 277.878918] ? mark_held_locks+0x130/0x130 [ 277.884760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.886798] Node 0 [ 277.891031] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.896572] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 277.898782] ? should_fail+0x22d/0xd01 [ 277.904293] lowmem_reserve[]: 0 [ 277.932776] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 277.936648] 0 [ 277.939935] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 277.945008] 0 [ 277.946807] ? should_fail+0x22d/0xd01 [ 277.952563] 0 [ 277.954390] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 277.958249] Node 0 [ 277.960056] ? should_fail+0x22d/0xd01 [ 277.965255] DMA: [ 277.967497] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 277.971359] 1*4kB [ 277.973429] ? mark_held_locks+0x130/0x130 [ 277.978521] (U) [ 277.980671] ? mark_held_locks+0x130/0x130 [ 277.984898] 0*8kB 0*16kB [ 277.986905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 277.991118] 1*32kB [ 277.993876] ? trace_hardirqs_off+0xb8/0x310 [ 277.999392] (U) [ 278.001642] ? kasan_check_read+0x11/0x20 [ 278.006021] 2*64kB (U) [ 278.008020] ? do_raw_spin_unlock+0xa7/0x2f0 [ 278.012149] 1*128kB (U) [ 278.014758] ? trace_hardirqs_on+0x310/0x310 [ 278.019155] 1*256kB [ 278.021837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.026231] (U) [ 278.028556] ? wq_watchdog_touch+0x9c/0xfe [ 278.034063] 0*512kB 1*1024kB [ 278.036055] ? io_serial_in+0x11/0x90 [ 278.040261] (U) [ 278.043376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.047151] 1*2048kB [ 278.049129] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 278.054654] (M) [ 278.057075] __alloc_pages_nodemask+0xa80/0xde0 [ 278.062149] 3*4096kB (M) [ 278.064138] ? should_fail+0x22d/0xd01 [ 278.068785] = 15908kB [ 278.071545] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 278.075399] Node 0 [ 278.077821] ? ____cache_alloc_node+0x1c7/0x1e0 [ 278.082800] DMA32: [ 278.085060] ? lock_downgrade+0x900/0x900 [ 278.089704] 4*4kB [ 278.091943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.096063] (M) [ 278.098219] cache_grow_begin+0x91/0x8c0 [ 278.103732] 1*8kB [ 278.105712] ? do_raw_spin_unlock+0xa7/0x2f0 [ 278.109741] (U) [ 278.111894] fallback_alloc+0x203/0x2e0 [ 278.116277] 2*16kB [ 278.118256] ____cache_alloc_node+0x1c7/0x1e0 [ 278.122207] (M) [ 278.124455] kmem_cache_alloc_node+0xe3/0x730 [ 278.128924] 2*32kB [ 278.130920] ? ipv6_get_ifaddr+0x42e/0x620 [ 278.135381] (M) [ 278.137631] __alloc_skb+0x119/0x770 [ 278.141847] 4*64kB [ 278.143847] ? skb_scrub_packet+0x490/0x490 [ 278.147535] (M) [ 278.149786] ? lock_downgrade+0x900/0x900 [ 278.154088] 4*128kB [ 278.156075] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.160203] (UM) [ 278.162545] ? refcount_sub_and_test_checked+0x203/0x310 [ 278.168056] 3*256kB (M) [ 278.170139] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 278.175600] 4*512kB [ 278.178278] ? addrconf_rs_timer+0x690/0x690 [ 278.183702] (UM) [ 278.186039] ndisc_alloc_skb+0x144/0x340 [ 278.190444] 3*1024kB [ 278.192523] ndisc_send_rs+0x331/0x6e0 [ 278.196559] (UM) [ 278.198978] addrconf_rs_timer+0x314/0x690 [ 278.202843] 3*2048kB [ 278.204916] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.209138] (M) [ 278.211559] call_timer_fn+0x272/0x920 [ 278.215756] 3*4096kB (M) [ 278.217745] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.221607] = 25208kB [ 278.224380] ? process_timeout+0x40/0x40 [ 278.228598] Node 0 [ 278.231021] ? trace_hardirqs_off+0xb8/0x310 [ 278.235059] Normal: [ 278.237303] ? kasan_check_read+0x11/0x20 [ 278.241691] 853*4kB [ 278.244021] ? do_raw_spin_unlock+0xa7/0x2f0 [ 278.248150] (UMEH) [ 278.250476] ? trace_hardirqs_on+0x310/0x310 [ 278.254856] 371*8kB (UME) [ 278.257106] ? __run_timers+0x7da/0xc70 [ 278.261497] 193*16kB [ 278.264359] ? lock_downgrade+0x900/0x900 [ 278.268309] (UME) [ 278.270730] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 278.274850] 70*32kB [ 278.277003] ? trace_hardirqs_on+0xbd/0x310 [ 278.282083] (UMEH) [ 278.284418] ? kasan_check_read+0x11/0x20 [ 278.284439] ? __run_timers+0x7da/0xc70 [ 278.288759] 27*64kB [ 278.291014] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 278.295141] (UMH) [ 278.299118] ? kasan_check_write+0x14/0x20 [ 278.301416] 4*128kB [ 278.306873] ? do_raw_spin_lock+0xc1/0x200 [ 278.308995] (UM) [ 278.313230] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 278.315528] 0*256kB [ 278.319773] __run_timers+0x7e5/0xc70 [ 278.321812] 0*512kB [ 278.326074] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 278.328370] 0*1024kB [ 278.332175] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 278.334476] 0*2048kB [ 278.339850] ? timerqueue_add+0x207/0x2b0 [ 278.342237] 0*4096kB [ 278.347255] ? enqueue_hrtimer+0x1a5/0x560 [ 278.349641] = 13948kB [ 278.349656] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 278.353805] ? lock_release+0x970/0x970 [ 278.356206] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 278.360440] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 278.362851] 660 total pagecache pages [ 278.371693] ? kasan_check_write+0x14/0x20 [ 278.375650] 0 pages in swap cache [ 278.384236] ? pvclock_read_flags+0x160/0x160 [ 278.389439] Swap cache stats: add 0, delete 0, find 0/0 [ 278.393252] ? lock_downgrade+0x900/0x900 [ 278.397472] Free swap = 0kB [ 278.400942] ? trace_hardirqs_on+0xbd/0x310 [ 278.405412] Total swap = 0kB [ 278.410786] ? kvm_sched_clock_read+0x9/0x20 [ 278.414920] 1965979 pages RAM [ 278.417955] ? irq_exit+0x17f/0x1c0 [ 278.422252] 0 pages HighMem/MovableOnly [ 278.425276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.429661] 342307 pages reserved [ 278.432765] ? check_preemption_disabled+0x48/0x200 [ 278.436368] 0 pages cma reserved [ 278.440350] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.445912] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 278.449307] run_timer_softirq+0x52/0xb0 [ 278.454347] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 278.457682] ? __this_cpu_preempt_check+0x1c/0x1f [ 278.463206] syz-executor2 cpuset= [ 278.469716] __do_softirq+0x30b/0xad8 [ 278.473760] syz2 [ 278.484267] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 278.489084] mems_allowed=0 [ 278.492575] ? pvclock_read_flags+0x160/0x160 [ 278.510835] ? lapic_next_event+0x5a/0x90 [ 278.514991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.520535] ? clockevents_program_event+0x140/0x370 [ 278.525657] ? kvm_clock_read+0x18/0x30 [ 278.529647] ? kvm_sched_clock_read+0x9/0x20 [ 278.534060] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.539627] ? check_preemption_disabled+0x48/0x200 [ 278.544668] irq_exit+0x17f/0x1c0 [ 278.548139] smp_apic_timer_interrupt+0x1cb/0x760 [ 278.552989] ? smp_reschedule_interrupt+0x109/0x650 [ 278.558027] ? smp_call_function_single_interrupt+0x650/0x650 [ 278.563926] ? interrupt_entry+0xb5/0xf0 [ 278.567997] ? trace_hardirqs_off_caller+0xbb/0x310 [ 278.573023] ? trace_hardirqs_off_caller+0xbb/0x310 [ 278.578058] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 278.582922] ? trace_hardirqs_on_caller+0x310/0x310 [ 278.587950] ? trace_hardirqs_on_caller+0x310/0x310 [ 278.592977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.598527] ? check_preemption_disabled+0x48/0x200 [ 278.603562] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 278.608420] apic_timer_interrupt+0xf/0x20 [ 278.612661] [ 278.614921] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 278.620135] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 278.639044] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 278.646761] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 278.654042] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 278.661318] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 278.668600] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 278.675878] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 278.683175] ? trace_hardirqs_on+0x9a/0x310 [ 278.687509] ? trace_hardirqs_on+0xb4/0x310 [ 278.691846] retint_kernel+0x1b/0x2d [ 278.695595] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 278.700873] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 278.720045] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 278.727793] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 278.735074] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 278.742358] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 278.749639] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 278.756912] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 278.764213] ? trace_hardirqs_on+0x9a/0x310 [ 278.768550] ? arch_local_irq_restore+0x45/0x52 [ 278.773244] dump_stack+0x26a/0x2b4 [ 278.776889] ? dump_stack_print_info.cold.2+0x52/0x52 [ 278.782102] ? mark_held_locks+0x130/0x130 [ 278.786349] ? mark_held_locks+0x130/0x130 [ 278.790593] dump_header+0x27b/0xf72 [ 278.794331] ? rcu_read_unlock+0x16/0x60 [ 278.798405] ? pagefault_out_of_memory+0x197/0x197 [ 278.803339] ? mark_held_locks+0x130/0x130 [ 278.807581] ? percpu_ref_put_many+0x13e/0x260 [ 278.812164] ? mem_cgroup_charge_statistics+0x780/0x780 [ 278.817536] ? mem_cgroup_iter+0x1f7/0x1160 [ 278.821967] ? mark_held_locks+0x130/0x130 [ 278.826209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.831746] ? task_will_free_mem+0x239/0xb30 [ 278.836256] ? ___ratelimit+0x36f/0x655 [ 278.840232] ? lock_downgrade+0x900/0x900 [ 278.844395] ? trace_hardirqs_on+0xbd/0x310 [ 278.848713] ? kasan_check_read+0x11/0x20 [ 278.852869] ? ___ratelimit+0x36f/0x655 [ 278.856853] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 278.862308] ? trace_hardirqs_on+0x310/0x310 [ 278.866731] ? lock_downgrade+0x900/0x900 [ 278.870885] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 278.875993] ? ___ratelimit+0xaa/0x655 [ 278.879884] ? idr_get_free+0xec0/0xec0 [ 278.883860] ? kasan_check_write+0x14/0x20 [ 278.888098] ? do_raw_spin_lock+0xc1/0x200 [ 278.892352] oom_kill_process.cold.27+0x10/0x903 [ 278.897112] ? _raw_spin_unlock+0x2c/0x50 [ 278.901262] ? oom_badness+0xe6/0xaa0 [ 278.905066] ? oom_evaluate_task+0x540/0x540 [ 278.909479] ? shrink_node+0x16b0/0x16b0 [ 278.913551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 278.919098] ? oom_unkillable_task+0x383/0x580 [ 278.923696] ? out_of_memory+0x974/0x1430 [ 278.927857] ? lock_downgrade+0x900/0x900 [ 278.932031] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 278.937834] ? __cpuset_node_allowed+0x19b/0x660 [ 278.942611] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 278.948160] ? oom_evaluate_task+0x302/0x540 [ 278.952786] out_of_memory+0xa84/0x1430 [ 278.956768] ? oom_killer_disable+0x3a0/0x3a0 [ 278.961264] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 278.966202] ? __mutex_add_waiter+0x2a0/0x2a0 [ 278.970699] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 278.975715] ? find_next_bit+0x104/0x130 [ 278.979785] __alloc_pages_slowpath+0x2318/0x2d80 [ 278.984654] ? warn_alloc+0x120/0x120 [ 278.988469] ? __radix_tree_lookup+0x4c0/0x4c0 [ 278.993053] ? mark_held_locks+0x130/0x130 [ 278.997299] ? find_get_entry+0x2f2/0xc40 [ 279.001456] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 279.006393] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.011940] ? should_fail+0x22d/0xd01 [ 279.015836] ? ___might_sleep+0x1ed/0x300 [ 279.019994] ? lock_release+0x970/0x970 [ 279.023984] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.029115] ? __might_sleep+0x95/0x190 [ 279.033094] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 279.037938] ? free_one_page+0xcae/0x1700 [ 279.042092] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 279.047121] ? lock_downgrade+0x900/0x900 [ 279.051280] ? ___might_sleep+0x1ed/0x300 [ 279.055429] ? lock_release+0x970/0x970 [ 279.059665] ? arch_local_save_flags+0x40/0x40 [ 279.064257] ? _raw_spin_unlock+0x2c/0x50 [ 279.068415] ? free_one_page+0xcae/0x1700 [ 279.072573] ? __might_sleep+0x95/0x190 [ 279.076553] __alloc_pages_nodemask+0xa80/0xde0 [ 279.081231] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 279.086267] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 279.092088] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 279.096774] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.102324] ? __do_page_cache_readahead+0x7ce/0x980 [ 279.107447] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 279.113013] alloc_pages_current+0x10c/0x210 [ 279.117425] ? lock_downgrade+0x900/0x900 [ 279.121586] __page_cache_alloc+0x38f/0x5b0 [ 279.125914] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 279.131721] ? ext4_filemap_fault+0x82/0xad [ 279.136049] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 279.140724] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.146265] ? check_preemption_disabled+0x48/0x200 [ 279.151295] filemap_fault+0x1594/0x25f0 [ 279.155369] ? __lock_page_or_retry+0xa00/0xa00 [ 279.160041] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 279.165838] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 279.170602] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 279.175375] ? filemap_map_pages+0xdea/0x1980 [ 279.179887] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 279.185685] ? kasan_check_read+0x11/0x20 [ 279.189838] ? find_get_pages_range_tag+0x1320/0x1320 [ 279.195033] ? rcu_bh_qs+0xc0/0xc0 [ 279.198570] ? unwind_dump+0x190/0x190 [ 279.202467] ? is_bpf_text_address+0xd3/0x170 [ 279.206979] ? __kernel_text_address+0xd/0x40 [ 279.211482] ? unwind_get_return_address+0x61/0xa0 [ 279.216415] ? __save_stack_trace+0x8d/0xf0 [ 279.220742] ? lock_acquire+0x1ed/0x520 [ 279.224720] ? ext4_filemap_fault+0x7a/0xad [ 279.229054] ? lock_release+0x970/0x970 [ 279.233035] ? arch_local_save_flags+0x40/0x40 [ 279.237620] ? save_stack+0x43/0xd0 [ 279.241258] ? __kasan_slab_free+0x102/0x150 [ 279.245672] ? kasan_slab_free+0xe/0x10 [ 279.249663] ? kfree+0xcf/0x230 [ 279.252957] ? do_syslog+0x1474/0x1690 [ 279.256844] ? kmsg_read+0x8f/0xc0 [ 279.260385] ? proc_reg_read+0x2a3/0x3d0 [ 279.264453] ? __vfs_read+0x117/0x9b0 [ 279.268269] ? down_read+0xb0/0x1d0 [ 279.271898] ? ext4_filemap_fault+0x7a/0xad [ 279.276231] ? __down_interruptible+0x700/0x700 [ 279.280902] ? kasan_check_write+0x14/0x20 [ 279.285179] ? trace_hardirqs_off+0xb8/0x310 [ 279.289622] ext4_filemap_fault+0x82/0xad [ 279.293801] __do_fault+0x100/0x6b0 [ 279.297447] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 279.302913] ? print_bad_pte+0x6c0/0x6c0 [ 279.306996] ? __kasan_slab_free+0x119/0x150 [ 279.311422] ? pmd_val+0x88/0x100 [ 279.314887] ? add_mm_counter_fast+0xd0/0xd0 [ 279.319307] ? pmd_val+0x88/0x100 [ 279.322770] ? add_mm_counter_fast+0xd0/0xd0 [ 279.327207] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.332768] __handle_mm_fault+0x3709/0x53e0 [ 279.337203] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 279.342063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.347613] ? unuse_pde+0x40/0x80 [ 279.351176] ? __f_unlock_pos+0x19/0x20 [ 279.355175] ? lock_acquire+0x1ed/0x520 [ 279.359169] ? handle_mm_fault+0x42a/0xc70 [ 279.363424] ? lock_downgrade+0x900/0x900 [ 279.367600] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 279.373429] ? __do_page_fault+0x67d/0xed0 [ 279.377684] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 279.383165] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.388726] ? check_preemption_disabled+0x48/0x200 [ 279.393771] handle_mm_fault+0x54f/0xc70 [ 279.397852] ? __handle_mm_fault+0x53e0/0x53e0 [ 279.402477] ? find_vma+0x34/0x190 [ 279.406039] __do_page_fault+0x67d/0xed0 [ 279.410148] ? mm_fault_error+0x380/0x380 [ 279.414322] ? trace_hardirqs_off+0xb8/0x310 [ 279.418749] ? trace_hardirqs_on+0x310/0x310 [ 279.423169] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.428538] ? trace_hardirqs_on+0x310/0x310 [ 279.432951] do_page_fault+0xf2/0x7e0 [ 279.436755] ? vmalloc_sync_all+0x30/0x30 [ 279.440906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.446453] ? error_entry+0x70/0xd0 [ 279.450174] ? trace_hardirqs_off_caller+0xbb/0x310 [ 279.455192] ? trace_hardirqs_on_caller+0xc0/0x310 [ 279.460138] ? syscall_return_slowpath+0x5e0/0x5e0 [ 279.465090] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.469963] ? trace_hardirqs_on_caller+0x310/0x310 [ 279.475001] ? trace_hardirqs_off+0x310/0x310 [ 279.479526] ? prepare_exit_to_usermode+0x291/0x3b0 [ 279.484567] ? page_fault+0x8/0x30 [ 279.488135] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.493001] ? page_fault+0x8/0x30 [ 279.496563] page_fault+0x1e/0x30 [ 279.500028] RIP: 0033:0x7f55b1a571fd [ 279.503747] Code: Bad RIP value. [ 279.507109] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 279.512475] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 279.519756] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 279.527029] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 279.534327] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 279.541611] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 279.548920] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 279.548969] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 279.556123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 279.556129] Call Trace: [ 279.556141] [ 279.556166] dump_stack+0x1c4/0x2b4 [ 279.556186] ? dump_stack_print_info.cold.2+0x52/0x52 [ 279.562713] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 279.572033] warn_alloc.cold.119+0xb7/0x1bd [ 279.574597] rsyslogd cpuset= [ 279.576755] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 279.580358] / [ 279.585565] ? lock_downgrade+0x900/0x900 [ 279.595607] mems_allowed=0 [ 279.599932] ? trace_hardirqs_off+0xb8/0x310 [ 279.620905] ? trace_hardirqs_off+0xb8/0x310 [ 279.625334] __alloc_pages_slowpath+0x2667/0x2d80 [ 279.630229] ? warn_alloc+0x120/0x120 [ 279.634046] ? warn_alloc+0x120/0x120 [ 279.637871] ? warn_alloc+0x120/0x120 [ 279.641705] ? mark_held_locks+0x130/0x130 [ 279.645960] ? trace_hardirqs_on+0x310/0x310 [ 279.650394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.655959] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.661508] ? should_fail+0x22d/0xd01 [ 279.665418] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.670525] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 279.676076] ? should_fail+0x22d/0xd01 [ 279.679973] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.685073] ? should_fail+0x22d/0xd01 [ 279.688976] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.694084] ? mark_held_locks+0x130/0x130 [ 279.698319] ? mark_held_locks+0x130/0x130 [ 279.702564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.708106] ? trace_hardirqs_off+0xb8/0x310 [ 279.712519] ? kasan_check_read+0x11/0x20 [ 279.716674] ? do_raw_spin_unlock+0xa7/0x2f0 [ 279.721093] ? trace_hardirqs_on+0x310/0x310 [ 279.725504] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.731044] ? wq_watchdog_touch+0x9c/0xfe [ 279.735291] ? io_serial_in+0x11/0x90 [ 279.739104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.744659] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 279.749779] __alloc_pages_nodemask+0xa80/0xde0 [ 279.754463] ? should_fail+0x22d/0xd01 [ 279.758369] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 279.763405] ? ____cache_alloc_node+0x1c7/0x1e0 [ 279.768084] ? lock_downgrade+0x900/0x900 [ 279.772245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.777800] cache_grow_begin+0x91/0x8c0 [ 279.781877] ? do_raw_spin_unlock+0xa7/0x2f0 [ 279.786303] fallback_alloc+0x203/0x2e0 [ 279.790293] ____cache_alloc_node+0x1c7/0x1e0 [ 279.794806] kmem_cache_alloc_node+0xe3/0x730 [ 279.799354] ? ipv6_get_ifaddr+0x42e/0x620 [ 279.803603] __alloc_skb+0x119/0x770 [ 279.807326] ? skb_scrub_packet+0x490/0x490 [ 279.811658] ? lock_downgrade+0x900/0x900 [ 279.815830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.821379] ? refcount_sub_and_test_checked+0x203/0x310 [ 279.826833] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 279.832291] ? addrconf_rs_timer+0x690/0x690 [ 279.836712] ndisc_alloc_skb+0x144/0x340 [ 279.840779] ndisc_send_rs+0x331/0x6e0 [ 279.844689] addrconf_rs_timer+0x314/0x690 [ 279.848935] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.853189] call_timer_fn+0x272/0x920 [ 279.857092] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.861338] ? process_timeout+0x40/0x40 [ 279.865412] ? trace_hardirqs_off+0xb8/0x310 [ 279.869823] ? kasan_check_read+0x11/0x20 [ 279.873978] ? do_raw_spin_unlock+0xa7/0x2f0 [ 279.878398] ? trace_hardirqs_on+0x310/0x310 [ 279.882819] ? __run_timers+0x7da/0xc70 [ 279.886811] ? lock_downgrade+0x900/0x900 [ 279.890964] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 279.896072] ? trace_hardirqs_on+0xbd/0x310 [ 279.900394] ? kasan_check_read+0x11/0x20 [ 279.904544] ? __run_timers+0x7da/0xc70 [ 279.908522] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 279.913978] ? kasan_check_write+0x14/0x20 [ 279.918219] ? do_raw_spin_lock+0xc1/0x200 [ 279.922459] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 279.926694] __run_timers+0x7e5/0xc70 [ 279.930505] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 279.935869] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 279.940890] ? timerqueue_add+0x207/0x2b0 [ 279.945055] ? enqueue_hrtimer+0x1a5/0x560 [ 279.949287] ? lock_release+0x970/0x970 [ 279.953497] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 279.958780] ? kasan_check_write+0x14/0x20 [ 279.963022] ? pvclock_read_flags+0x160/0x160 [ 279.967525] ? lock_downgrade+0x900/0x900 [ 279.971683] ? trace_hardirqs_on+0xbd/0x310 [ 279.976002] ? kvm_sched_clock_read+0x9/0x20 [ 279.980414] ? irq_exit+0x17f/0x1c0 [ 279.984041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.989581] ? check_preemption_disabled+0x48/0x200 [ 279.994599] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.000151] run_timer_softirq+0x52/0xb0 [ 280.004225] ? __this_cpu_preempt_check+0x1c/0x1f [ 280.009070] __do_softirq+0x30b/0xad8 [ 280.012881] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 280.017992] ? pvclock_read_flags+0x160/0x160 [ 280.022492] ? lapic_next_event+0x5a/0x90 [ 280.026649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.032201] ? clockevents_program_event+0x140/0x370 [ 280.037326] ? kvm_clock_read+0x18/0x30 [ 280.041307] ? kvm_sched_clock_read+0x9/0x20 [ 280.045721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.051260] ? check_preemption_disabled+0x48/0x200 [ 280.056286] irq_exit+0x17f/0x1c0 [ 280.059746] smp_apic_timer_interrupt+0x1cb/0x760 [ 280.064589] ? smp_reschedule_interrupt+0x109/0x650 [ 280.069606] ? smp_call_function_single_interrupt+0x650/0x650 [ 280.075515] ? interrupt_entry+0xb5/0xf0 [ 280.079578] ? trace_hardirqs_off_caller+0xbb/0x310 [ 280.084595] ? trace_hardirqs_off_caller+0xbb/0x310 [ 280.089614] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.094459] ? trace_hardirqs_on_caller+0x310/0x310 [ 280.099477] ? trace_hardirqs_on_caller+0x310/0x310 [ 280.104496] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.110037] ? check_preemption_disabled+0x48/0x200 [ 280.115074] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.120619] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.125471] apic_timer_interrupt+0xf/0x20 [ 280.129699] [ 280.131936] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 280.136870] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 280.155770] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 280.163485] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 280.170778] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 280.178051] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 280.185326] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 280.192604] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 280.199907] ? trace_hardirqs_on+0xb4/0x310 [ 280.204252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.209818] skb_clone+0x1bb/0x500 [ 280.213377] ? finish_task_switch+0x1b5/0x900 [ 280.217893] ? skb_split+0x11e0/0x11e0 [ 280.221798] ? preempt_notifier_register+0x200/0x200 [ 280.226924] ? __switch_to_asm+0x34/0x70 [ 280.231000] ? __switch_to_asm+0x34/0x70 [ 280.235071] ? __switch_to_asm+0x40/0x70 [ 280.239151] ? __switch_to_asm+0x34/0x70 [ 280.243219] ? __switch_to_asm+0x40/0x70 [ 280.247292] ? __switch_to_asm+0x34/0x70 [ 280.251365] ? __switch_to_asm+0x40/0x70 [ 280.255443] ? __switch_to_asm+0x34/0x70 [ 280.259521] ? __switch_to_asm+0x34/0x70 [ 280.263593] ? __switch_to_asm+0x40/0x70 [ 280.267665] ? __switch_to_asm+0x34/0x70 [ 280.271748] bpf_clone_redirect+0xb9/0x490 [ 280.275992] ? __schedule+0x874/0x1ed0 [ 280.279893] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 280.284939] ? __sched_text_start+0x8/0x8 [ 280.289106] ? retint_kernel+0x2d/0x2d [ 280.293018] ? trace_hardirqs_on_caller+0xc0/0x310 [ 280.297960] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 280.302725] ? trace_hardirqs_off+0x310/0x310 [ 280.307224] ? bpf_test_run+0x1fc/0x5a0 [ 280.311208] ? lock_acquire+0x1ed/0x520 [ 280.315183] ? bpf_test_run+0x32e/0x5a0 [ 280.319168] ? lock_release+0x970/0x970 [ 280.323153] ? preempt_schedule+0x4d/0x60 [ 280.327307] ? preempt_schedule_common+0x1f/0xd0 [ 280.332067] ? preempt_schedule+0x4d/0x60 [ 280.336220] ? ___preempt_schedule+0x16/0x18 [ 280.340636] ? bpf_test_run+0x1c0/0x5a0 [ 280.344623] ? netlink_diag_dump+0x2a0/0x2a0 [ 280.349042] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.354582] ? bpf_test_init.isra.9+0x70/0x100 [ 280.359187] ? bpf_prog_test_run_skb+0x634/0xb40 [ 280.364053] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 280.368903] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 280.374446] ? fput+0x130/0x1a0 [ 280.377737] ? __bpf_prog_get+0x9b/0x290 [ 280.381807] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 280.386657] ? bpf_prog_test_run+0x130/0x1a0 [ 280.391086] ? __x64_sys_bpf+0x3d8/0x510 [ 280.395333] ? bpf_prog_get+0x20/0x20 [ 280.399174] ? do_syscall_64+0x1b9/0x820 [ 280.403244] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 280.408624] ? syscall_return_slowpath+0x5e0/0x5e0 [ 280.413581] ? trace_hardirqs_on_caller+0x310/0x310 [ 280.418641] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 280.423686] ? recalc_sigpending_tsk+0x180/0x180 [ 280.428445] ? kasan_check_write+0x14/0x20 [ 280.432685] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.437536] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.442910] warn_alloc_show_mem: 1 callbacks suppressed [ 280.442924] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 280.442925] Mem-Info: [ 280.442957] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 280.442957] active_file:15 inactive_file:16 isolated_file:0 [ 280.442957] unevictable:0 dirty:0 writeback:0 unstable:0 [ 280.442957] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 280.442957] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 280.442957] free:13758 free_pcp:319 free_cma:0 [ 280.448306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.455071] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 280.457471] Call Trace: [ 280.490378] Node 0 [ 280.499729] [ 280.527417] 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 [ 280.529980] dump_stack+0x1c4/0x2b4 [ 280.532184] lowmem_reserve[]: 0 [ 280.534355] ? dump_stack_print_info.cold.2+0x52/0x52 [ 280.559844] 2819 [ 280.563488] warn_alloc.cold.119+0xb7/0x1bd [ 280.566739] 6323 [ 280.571925] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 280.573966] 6323 [ 280.578286] ? lock_downgrade+0x900/0x900 [ 280.585179] ? trace_hardirqs_off+0xb8/0x310 [ 280.587215] Node 0 [ 280.591369] ? trace_hardirqs_off+0xb8/0x310 [ 280.595776] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 280.597988] __alloc_pages_slowpath+0x2667/0x2d80 [ 280.602368] lowmem_reserve[]: [ 280.629112] ? warn_alloc+0x120/0x120 [ 280.633927] 0 [ 280.637039] ? lock_release+0x970/0x970 [ 280.640814] 0 [ 280.642618] ? warn_alloc+0x120/0x120 [ 280.646564] 3503 [ 280.648375] ? trace_hardirqs_on+0x310/0x310 [ 280.652154] 3503 [ 280.654220] ? warn_alloc+0x120/0x120 [ 280.658607] Node 0 [ 280.660674] ? mark_held_locks+0x130/0x130 [ 280.664475] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 280.666687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.670890] lowmem_reserve[]: [ 280.699368] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.704878] 0 [ 280.708000] ? should_fail+0x22d/0xd01 [ 280.713512] 0 0 [ 280.715354] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.719203] 0 [ 280.721186] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.726265] Node 0 [ 280.728076] ? should_fail+0x22d/0xd01 [ 280.733588] DMA: [ 280.735835] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.739697] 1*4kB [ 280.741762] ? should_fail+0x22d/0xd01 [ 280.746839] (U) [ 280.749000] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.752859] 0*8kB [ 280.754844] ? mark_held_locks+0x130/0x130 [ 280.759921] 0*16kB [ 280.762074] ? mark_held_locks+0x130/0x130 [ 280.766283] 1*32kB [ 280.768527] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.772736] (U) [ 280.774979] ? trace_hardirqs_off+0xb8/0x310 [ 280.780493] 2*64kB [ 280.782472] ? kasan_check_read+0x11/0x20 [ 280.786854] (U) [ 280.789096] ? do_raw_spin_unlock+0xa7/0x2f0 [ 280.793210] 1*128kB (U) [ 280.795201] ? trace_hardirqs_on+0x310/0x310 [ 280.799589] 1*256kB [ 280.802274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.806659] (U) [ 280.809001] ? wq_watchdog_touch+0x9c/0xfe [ 280.814523] 0*512kB [ 280.816551] ? io_serial_in+0x11/0x90 [ 280.820767] 1*1024kB [ 280.823101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.826891] (U) [ 280.829317] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 280.834853] 1*2048kB [ 280.836851] __alloc_pages_nodemask+0xa80/0xde0 [ 280.841937] (M) [ 280.844387] ? should_fail+0x22d/0xd01 [ 280.849033] 3*4096kB [ 280.851035] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 280.854895] (M) [ 280.857326] ? ____cache_alloc_node+0x1c7/0x1e0 [ 280.862306] = 15908kB [ 280.864293] ? lock_downgrade+0x900/0x900 [ 280.868940] Node 0 [ 280.871368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.875482] DMA32: [ 280.877725] cache_grow_begin+0x91/0x8c0 [ 280.883243] 4*4kB [ 280.885486] ? do_raw_spin_unlock+0xa7/0x2f0 [ 280.889517] (M) [ 280.891698] fallback_alloc+0x203/0x2e0 [ 280.896080] 1*8kB [ 280.898067] ____cache_alloc_node+0x1c7/0x1e0 [ 280.902006] (U) [ 280.904164] kmem_cache_alloc_node+0xe3/0x730 [ 280.908807] 2*16kB [ 280.910789] ? ipv6_get_ifaddr+0x42e/0x620 [ 280.915282] (M) [ 280.917539] __alloc_skb+0x119/0x770 [ 280.921750] 2*32kB [ 280.923732] ? skb_scrub_packet+0x490/0x490 [ 280.927418] (M) [ 280.929661] ? lock_downgrade+0x900/0x900 [ 280.933953] 4*64kB [ 280.935937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.940065] (M) [ 280.942306] ? refcount_sub_and_test_checked+0x203/0x310 [ 280.947817] 4*128kB [ 280.949799] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 280.955226] (UM) [ 280.957556] ? addrconf_rs_timer+0x690/0x690 [ 280.962978] 3*256kB (M) [ 280.965073] ndisc_alloc_skb+0x144/0x340 [ 280.969445] 4*512kB [ 280.972122] ndisc_send_rs+0x331/0x6e0 [ 280.976157] (UM) [ 280.978485] addrconf_rs_timer+0x314/0x690 [ 280.982381] 3*1024kB [ 280.984446] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 280.988653] (UM) [ 280.991067] call_timer_fn+0x272/0x920 [ 280.995274] 3*2048kB [ 280.997335] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.001208] (M) [ 281.003627] ? process_timeout+0x40/0x40 [ 281.007837] 3*4096kB [ 281.009823] ? trace_hardirqs_off+0xb8/0x310 [ 281.013857] (M) [ 281.016269] ? kasan_check_read+0x11/0x20 [ 281.016290] ? do_raw_spin_unlock+0xa7/0x2f0 [ 281.020684] = 25208kB [ 281.022663] ? trace_hardirqs_on+0x310/0x310 [ 281.026789] Node 0 [ 281.031196] ? __run_timers+0x7da/0xc70 [ 281.033577] Normal: [ 281.037984] ? lock_downgrade+0x900/0x900 [ 281.040199] 853*4kB [ 281.044176] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 281.046474] (UMEH) [ 281.050655] ? trace_hardirqs_on+0xbd/0x310 [ 281.052951] 371*8kB [ 281.058057] ? kasan_check_read+0x11/0x20 [ 281.060779] (UME) [ 281.065116] ? __run_timers+0x7da/0xc70 [ 281.067420] 193*16kB [ 281.071568] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 281.073693] (UME) [ 281.077666] ? kasan_check_write+0x14/0x20 [ 281.080054] 70*32kB [ 281.085502] ? do_raw_spin_lock+0xc1/0x200 [ 281.087630] (UMEH) [ 281.091878] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 281.094175] 27*64kB [ 281.098415] __run_timers+0x7e5/0xc70 [ 281.101153] (UMH) [ 281.104928] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 281.107226] 4*128kB [ 281.111028] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 281.113151] (UM) [ 281.118520] ? timerqueue_add+0x207/0x2b0 [ 281.120899] 0*256kB 0*512kB [ 281.125922] ? enqueue_hrtimer+0x1a5/0x560 [ 281.127962] 0*1024kB [ 281.132114] ? lock_release+0x970/0x970 [ 281.135107] 0*2048kB [ 281.139337] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 281.141726] 0*4096kB [ 281.145702] ? kasan_check_write+0x14/0x20 [ 281.148090] = 13948kB [ 281.153285] ? pvclock_read_flags+0x160/0x160 [ 281.155677] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 281.159901] ? lock_downgrade+0x900/0x900 [ 281.162294] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 281.166796] ? trace_hardirqs_on+0xbd/0x310 [ 281.175623] 660 total pagecache pages [ 281.175644] 0 pages in swap cache [ 281.179804] ? kvm_sched_clock_read+0x9/0x20 [ 281.188369] Swap cache stats: add 0, delete 0, find 0/0 [ 281.188380] Free swap = 0kB [ 281.192710] ? irq_exit+0x17f/0x1c0 [ 281.196480] Total swap = 0kB [ 281.199931] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.204317] 1965979 pages RAM [ 281.209691] ? check_preemption_disabled+0x48/0x200 [ 281.212688] 0 pages HighMem/MovableOnly [ 281.216315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.219309] 342307 pages reserved [ 281.224854] run_timer_softirq+0x52/0xb0 [ 281.227938] 0 pages cma reserved [ 281.232959] ? __this_cpu_preempt_check+0x1c/0x1f [ 281.236962] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 281.242447] __do_softirq+0x30b/0xad8 [ 281.245962] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 281.249948] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 281.253278] syz-executor2 cpuset= [ 281.258131] ? pvclock_read_flags+0x160/0x160 [ 281.264612] syz2 [ 281.268436] ? lapic_next_event+0x5a/0x90 [ 281.279097] mems_allowed=0 [ 281.301218] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.306770] ? clockevents_program_event+0x140/0x370 [ 281.311884] ? kvm_clock_read+0x18/0x30 [ 281.315867] ? kvm_sched_clock_read+0x9/0x20 [ 281.320285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.325838] ? check_preemption_disabled+0x48/0x200 [ 281.330878] irq_exit+0x17f/0x1c0 [ 281.334339] smp_apic_timer_interrupt+0x1cb/0x760 [ 281.339185] ? smp_reschedule_interrupt+0x109/0x650 [ 281.344208] ? smp_call_function_single_interrupt+0x650/0x650 [ 281.350273] ? interrupt_entry+0xb5/0xf0 [ 281.354343] ? trace_hardirqs_off_caller+0xbb/0x310 [ 281.359366] ? trace_hardirqs_off_caller+0xbb/0x310 [ 281.364410] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.369264] ? trace_hardirqs_on_caller+0x310/0x310 [ 281.374286] ? trace_hardirqs_on_caller+0x310/0x310 [ 281.379314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.384864] ? check_preemption_disabled+0x48/0x200 [ 281.389892] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.394758] apic_timer_interrupt+0xf/0x20 [ 281.399003] [ 281.401261] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 281.406552] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 281.425461] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 281.433175] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 281.440476] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 281.447754] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 281.455037] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 281.462316] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 281.469619] ? trace_hardirqs_on+0x9a/0x310 [ 281.473967] ? trace_hardirqs_on+0xb4/0x310 [ 281.478321] retint_kernel+0x1b/0x2d [ 281.482056] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 281.487347] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 281.506282] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 281.513998] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 281.521274] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 281.528558] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 281.535875] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 281.543155] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 281.550456] ? trace_hardirqs_on+0x9a/0x310 [ 281.554785] ? arch_local_irq_restore+0x45/0x52 [ 281.559468] dump_stack+0x26a/0x2b4 [ 281.563102] ? dump_stack_print_info.cold.2+0x52/0x52 [ 281.568297] ? mark_held_locks+0x130/0x130 [ 281.572530] ? mark_held_locks+0x130/0x130 [ 281.576775] dump_header+0x27b/0xf72 [ 281.580503] ? rcu_read_unlock+0x16/0x60 [ 281.584579] ? pagefault_out_of_memory+0x197/0x197 [ 281.589523] ? mark_held_locks+0x130/0x130 [ 281.593760] ? percpu_ref_put_many+0x13e/0x260 [ 281.598343] ? mem_cgroup_charge_statistics+0x780/0x780 [ 281.603715] ? mem_cgroup_iter+0x1f7/0x1160 [ 281.608040] ? mark_held_locks+0x130/0x130 [ 281.612281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.617819] ? task_will_free_mem+0x239/0xb30 [ 281.622327] ? ___ratelimit+0x36f/0x655 [ 281.626302] ? lock_downgrade+0x900/0x900 [ 281.630457] ? trace_hardirqs_on+0xbd/0x310 [ 281.634778] ? kasan_check_read+0x11/0x20 [ 281.638925] ? ___ratelimit+0x36f/0x655 [ 281.642900] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 281.648352] ? trace_hardirqs_on+0x310/0x310 [ 281.652764] ? lock_downgrade+0x900/0x900 [ 281.656918] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 281.662023] ? ___ratelimit+0xaa/0x655 [ 281.665917] ? idr_get_free+0xec0/0xec0 [ 281.669893] ? kasan_check_write+0x14/0x20 [ 281.674134] ? do_raw_spin_lock+0xc1/0x200 [ 281.678395] oom_kill_process.cold.27+0x10/0x903 [ 281.683154] ? _raw_spin_unlock+0x2c/0x50 [ 281.687306] ? oom_badness+0xe6/0xaa0 [ 281.691115] ? oom_evaluate_task+0x540/0x540 [ 281.695526] ? shrink_node+0x16b0/0x16b0 [ 281.699595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.705132] ? oom_unkillable_task+0x383/0x580 [ 281.709715] ? out_of_memory+0x974/0x1430 [ 281.713867] ? lock_downgrade+0x900/0x900 [ 281.718028] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 281.723832] ? __cpuset_node_allowed+0x19b/0x660 [ 281.728596] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 281.734132] ? oom_evaluate_task+0x302/0x540 [ 281.738544] out_of_memory+0xa84/0x1430 [ 281.742528] ? oom_killer_disable+0x3a0/0x3a0 [ 281.747038] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 281.751977] ? __mutex_add_waiter+0x2a0/0x2a0 [ 281.756482] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 281.761499] ? find_next_bit+0x104/0x130 [ 281.765570] __alloc_pages_slowpath+0x2318/0x2d80 [ 281.770439] ? warn_alloc+0x120/0x120 [ 281.774242] ? __radix_tree_lookup+0x4c0/0x4c0 [ 281.778831] ? mark_held_locks+0x130/0x130 [ 281.783073] ? find_get_entry+0x2f2/0xc40 [ 281.787229] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 281.792164] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.797703] ? should_fail+0x22d/0xd01 [ 281.801593] ? ___might_sleep+0x1ed/0x300 [ 281.805746] ? lock_release+0x970/0x970 [ 281.809726] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 281.814844] ? __might_sleep+0x95/0x190 [ 281.818828] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 281.823678] ? free_one_page+0xcae/0x1700 [ 281.827838] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 281.832866] ? lock_downgrade+0x900/0x900 [ 281.837036] ? ___might_sleep+0x1ed/0x300 [ 281.841197] ? lock_release+0x970/0x970 [ 281.845189] ? arch_local_save_flags+0x40/0x40 [ 281.849784] ? _raw_spin_unlock+0x2c/0x50 [ 281.853936] ? free_one_page+0xcae/0x1700 [ 281.858093] ? __might_sleep+0x95/0x190 [ 281.862073] __alloc_pages_nodemask+0xa80/0xde0 [ 281.866753] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 281.871773] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 281.877582] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 281.882270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.887819] ? __do_page_cache_readahead+0x7ce/0x980 [ 281.892958] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 281.898509] alloc_pages_current+0x10c/0x210 [ 281.902924] ? lock_downgrade+0x900/0x900 [ 281.907080] __page_cache_alloc+0x38f/0x5b0 [ 281.911403] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 281.917224] ? ext4_filemap_fault+0x82/0xad [ 281.921562] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 281.926238] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.931781] ? check_preemption_disabled+0x48/0x200 [ 281.936805] filemap_fault+0x1594/0x25f0 [ 281.940876] ? __lock_page_or_retry+0xa00/0xa00 [ 281.945557] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 281.951901] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 281.956682] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 281.961454] ? filemap_map_pages+0xdea/0x1980 [ 281.965962] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 281.971762] ? kasan_check_read+0x11/0x20 [ 281.975918] ? find_get_pages_range_tag+0x1320/0x1320 [ 281.981111] ? rcu_bh_qs+0xc0/0xc0 [ 281.984655] ? unwind_dump+0x190/0x190 [ 281.988575] ? is_bpf_text_address+0xd3/0x170 [ 281.993075] ? __kernel_text_address+0xd/0x40 [ 281.997569] ? unwind_get_return_address+0x61/0xa0 [ 282.002499] ? __save_stack_trace+0x8d/0xf0 [ 282.006823] ? lock_acquire+0x1ed/0x520 [ 282.010795] ? ext4_filemap_fault+0x7a/0xad [ 282.015123] ? lock_release+0x970/0x970 [ 282.019099] ? arch_local_save_flags+0x40/0x40 [ 282.023679] ? save_stack+0x43/0xd0 [ 282.027305] ? __kasan_slab_free+0x102/0x150 [ 282.031711] ? kasan_slab_free+0xe/0x10 [ 282.035685] ? kfree+0xcf/0x230 [ 282.038976] ? do_syslog+0x1474/0x1690 [ 282.042864] ? kmsg_read+0x8f/0xc0 [ 282.046411] ? proc_reg_read+0x2a3/0x3d0 [ 282.050737] ? __vfs_read+0x117/0x9b0 [ 282.054554] ? down_read+0xb0/0x1d0 [ 282.058201] ? ext4_filemap_fault+0x7a/0xad [ 282.062529] ? __down_interruptible+0x700/0x700 [ 282.067199] ? kasan_check_write+0x14/0x20 [ 282.071438] ? trace_hardirqs_off+0xb8/0x310 [ 282.075860] ext4_filemap_fault+0x82/0xad [ 282.080035] __do_fault+0x100/0x6b0 [ 282.083671] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 282.089124] ? print_bad_pte+0x6c0/0x6c0 [ 282.093186] ? __kasan_slab_free+0x119/0x150 [ 282.097601] ? pmd_val+0x88/0x100 [ 282.101225] ? add_mm_counter_fast+0xd0/0xd0 [ 282.105646] ? pmd_val+0x88/0x100 [ 282.109111] ? add_mm_counter_fast+0xd0/0xd0 [ 282.113527] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.119071] __handle_mm_fault+0x3709/0x53e0 [ 282.123489] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 282.128336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.133882] ? unuse_pde+0x40/0x80 [ 282.137428] ? __f_unlock_pos+0x19/0x20 [ 282.141416] ? lock_acquire+0x1ed/0x520 [ 282.145411] ? handle_mm_fault+0x42a/0xc70 [ 282.149664] ? lock_downgrade+0x900/0x900 [ 282.153826] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 282.159647] ? __do_page_fault+0x67d/0xed0 [ 282.163889] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 282.169358] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.174908] ? check_preemption_disabled+0x48/0x200 [ 282.179937] handle_mm_fault+0x54f/0xc70 [ 282.184014] ? __handle_mm_fault+0x53e0/0x53e0 [ 282.188613] ? find_vma+0x34/0x190 [ 282.192181] __do_page_fault+0x67d/0xed0 [ 282.196258] ? mm_fault_error+0x380/0x380 [ 282.200413] ? trace_hardirqs_off+0xb8/0x310 [ 282.204833] ? trace_hardirqs_on+0x310/0x310 [ 282.209250] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.214619] ? trace_hardirqs_on+0x310/0x310 [ 282.219040] do_page_fault+0xf2/0x7e0 [ 282.222851] ? vmalloc_sync_all+0x30/0x30 [ 282.227005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.232547] ? error_entry+0x70/0xd0 [ 282.236293] ? trace_hardirqs_off_caller+0xbb/0x310 [ 282.241312] ? trace_hardirqs_on_caller+0xc0/0x310 [ 282.246257] ? syscall_return_slowpath+0x5e0/0x5e0 [ 282.251197] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.256057] ? trace_hardirqs_on_caller+0x310/0x310 [ 282.261089] ? trace_hardirqs_off+0x310/0x310 [ 282.265607] ? prepare_exit_to_usermode+0x291/0x3b0 [ 282.270656] ? page_fault+0x8/0x30 [ 282.274211] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.279068] ? page_fault+0x8/0x30 [ 282.282649] page_fault+0x1e/0x30 [ 282.286105] RIP: 0033:0x7f55b1a571fd [ 282.289843] Code: Bad RIP value. [ 282.293211] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 282.298586] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 282.305871] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 282.313154] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 282.320439] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 282.327721] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 282.335039] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 282.335087] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 282.342247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.342253] Call Trace: [ 282.342259] [ 282.342285] dump_stack+0x1c4/0x2b4 [ 282.342302] ? dump_stack_print_info.cold.2+0x52/0x52 [ 282.342324] warn_alloc.cold.119+0xb7/0x1bd [ 282.348923] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 282.358208] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 282.360784] rsyslogd cpuset= [ 282.362942] ? lock_downgrade+0x900/0x900 [ 282.366547] / [ 282.371753] ? trace_hardirqs_off+0xb8/0x310 [ 282.376062] mems_allowed=0 [ 282.386124] ? trace_hardirqs_off+0xb8/0x310 [ 282.411542] __alloc_pages_slowpath+0x2667/0x2d80 [ 282.416424] ? warn_alloc+0x120/0x120 [ 282.420246] ? trace_hardirqs_on+0x310/0x310 [ 282.424671] ? warn_alloc+0x120/0x120 [ 282.428490] ? warn_alloc+0x120/0x120 [ 282.432325] ? ktime_get+0x2e1/0x440 [ 282.436054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.441605] ? check_preemption_disabled+0x48/0x200 [ 282.446629] ? kasan_check_read+0x11/0x20 [ 282.450781] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.456322] ? should_fail+0x22d/0xd01 [ 282.460209] ? rcu_bh_qs+0xc0/0xc0 [ 282.463771] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.468875] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.474422] ? should_fail+0x22d/0xd01 [ 282.478366] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.483496] ? should_fail+0x22d/0xd01 [ 282.487407] ? rcu_idle_enter+0x4b0/0x4b0 [ 282.491579] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.496712] ? mark_held_locks+0x130/0x130 [ 282.500971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.506541] ? mark_held_locks+0x130/0x130 [ 282.510791] ? rcu_irq_exit+0xce/0x100 [ 282.514689] ? irq_exit+0xbd/0x1c0 [ 282.518233] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 282.523253] ? do_raw_spin_unlock+0xa7/0x2f0 [ 282.527668] ? smp_call_function_single_interrupt+0x650/0x650 [ 282.533559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.539101] ? ret_from_intr+0xb/0x1e [ 282.542905] ? retint_kernel+0x2d/0x2d [ 282.546798] ? trace_hardirqs_on_caller+0xc0/0x310 [ 282.551731] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 282.556488] ? trace_hardirqs_off+0x310/0x310 [ 282.560982] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 282.566096] __alloc_pages_nodemask+0xa80/0xde0 [ 282.570769] ? should_fail+0x22d/0xd01 [ 282.574664] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 282.579698] ? ____cache_alloc_node+0x1c7/0x1e0 [ 282.584368] ? lock_downgrade+0x900/0x900 [ 282.588526] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.594071] cache_grow_begin+0x91/0x8c0 [ 282.598146] ? do_raw_spin_unlock+0xa7/0x2f0 [ 282.602564] fallback_alloc+0x203/0x2e0 [ 282.606546] ____cache_alloc_node+0x1c7/0x1e0 [ 282.611044] kmem_cache_alloc_node+0xe3/0x730 [ 282.615540] ? ipv6_get_ifaddr+0x42e/0x620 [ 282.619787] __alloc_skb+0x119/0x770 [ 282.623503] ? skb_scrub_packet+0x490/0x490 [ 282.627825] ? lock_downgrade+0x900/0x900 [ 282.631987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.637529] ? refcount_sub_and_test_checked+0x203/0x310 [ 282.642985] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 282.648438] ? addrconf_rs_timer+0x690/0x690 [ 282.652861] ndisc_alloc_skb+0x144/0x340 [ 282.656926] ndisc_send_rs+0x331/0x6e0 [ 282.660820] addrconf_rs_timer+0x314/0x690 [ 282.665087] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.669331] call_timer_fn+0x272/0x920 [ 282.673217] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.677458] ? process_timeout+0x40/0x40 [ 282.681519] ? trace_hardirqs_off+0xb8/0x310 [ 282.685930] ? kasan_check_read+0x11/0x20 [ 282.690097] ? do_raw_spin_unlock+0xa7/0x2f0 [ 282.694511] ? trace_hardirqs_on+0x310/0x310 [ 282.698927] ? __run_timers+0x7da/0xc70 [ 282.702928] ? lock_downgrade+0x900/0x900 [ 282.707096] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 282.712217] ? trace_hardirqs_on+0xbd/0x310 [ 282.716547] ? kasan_check_read+0x11/0x20 [ 282.720716] ? __run_timers+0x7da/0xc70 [ 282.724705] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 282.730180] ? kasan_check_write+0x14/0x20 [ 282.734440] ? do_raw_spin_lock+0xc1/0x200 [ 282.738694] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 282.742939] __run_timers+0x7e5/0xc70 [ 282.747016] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 282.752395] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 282.757433] ? timerqueue_add+0x207/0x2b0 [ 282.761588] ? enqueue_hrtimer+0x1a5/0x560 [ 282.765822] ? lock_release+0x970/0x970 [ 282.769807] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 282.775013] ? kasan_check_write+0x14/0x20 [ 282.779262] ? pvclock_read_flags+0x160/0x160 [ 282.783762] ? lock_downgrade+0x900/0x900 [ 282.787922] ? trace_hardirqs_on+0xbd/0x310 [ 282.792255] ? kvm_sched_clock_read+0x9/0x20 [ 282.796673] ? irq_exit+0x17f/0x1c0 [ 282.800307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.805875] ? check_preemption_disabled+0x48/0x200 [ 282.810905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.816455] run_timer_softirq+0x52/0xb0 [ 282.820523] ? __this_cpu_preempt_check+0x1c/0x1f [ 282.825378] __do_softirq+0x30b/0xad8 [ 282.829202] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 282.834309] ? pvclock_read_flags+0x160/0x160 [ 282.838826] ? lapic_next_event+0x5a/0x90 [ 282.842985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.848529] ? clockevents_program_event+0x140/0x370 [ 282.853644] ? kvm_clock_read+0x18/0x30 [ 282.857619] ? kvm_sched_clock_read+0x9/0x20 [ 282.862032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.867578] ? check_preemption_disabled+0x48/0x200 [ 282.872609] irq_exit+0x17f/0x1c0 [ 282.876071] smp_apic_timer_interrupt+0x1cb/0x760 [ 282.880922] ? smp_reschedule_interrupt+0x109/0x650 [ 282.885956] ? smp_call_function_single_interrupt+0x650/0x650 [ 282.891858] ? interrupt_entry+0xb5/0xf0 [ 282.895983] ? trace_hardirqs_off_caller+0xbb/0x310 [ 282.901020] ? trace_hardirqs_off_caller+0xbb/0x310 [ 282.906063] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.910911] ? trace_hardirqs_on_caller+0x310/0x310 [ 282.915931] ? trace_hardirqs_on_caller+0x310/0x310 [ 282.920949] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.926494] ? check_preemption_disabled+0x48/0x200 [ 282.931511] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.937056] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.941907] apic_timer_interrupt+0xf/0x20 [ 282.946140] [ 282.948383] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 282.953314] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 282.972215] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 282.979926] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 282.987196] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 282.994475] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 283.001750] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 283.009022] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 283.016322] ? trace_hardirqs_on+0xb4/0x310 [ 283.020670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.026219] skb_clone+0x1bb/0x500 [ 283.029761] ? finish_task_switch+0x1b5/0x900 [ 283.034267] ? skb_split+0x11e0/0x11e0 [ 283.038183] ? preempt_notifier_register+0x200/0x200 [ 283.043299] ? __switch_to_asm+0x34/0x70 [ 283.047373] ? __switch_to_asm+0x34/0x70 [ 283.051434] ? __switch_to_asm+0x40/0x70 [ 283.055504] ? __switch_to_asm+0x34/0x70 [ 283.060083] ? __switch_to_asm+0x40/0x70 [ 283.064156] ? __switch_to_asm+0x34/0x70 [ 283.068214] ? __switch_to_asm+0x40/0x70 [ 283.072283] ? __switch_to_asm+0x34/0x70 [ 283.076360] ? __switch_to_asm+0x34/0x70 [ 283.080420] ? __switch_to_asm+0x40/0x70 [ 283.084572] ? __switch_to_asm+0x34/0x70 [ 283.088647] bpf_clone_redirect+0xb9/0x490 [ 283.092888] ? __schedule+0x874/0x1ed0 [ 283.096782] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 283.101816] ? __sched_text_start+0x8/0x8 [ 283.105974] ? retint_kernel+0x2d/0x2d [ 283.109867] ? trace_hardirqs_on_caller+0xc0/0x310 [ 283.114814] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 283.119586] ? trace_hardirqs_off+0x310/0x310 [ 283.124090] ? bpf_test_run+0x1fc/0x5a0 [ 283.128078] ? lock_acquire+0x1ed/0x520 [ 283.132067] ? bpf_test_run+0x32e/0x5a0 [ 283.136061] ? lock_release+0x970/0x970 [ 283.140040] ? preempt_schedule+0x4d/0x60 [ 283.144198] ? preempt_schedule_common+0x1f/0xd0 [ 283.148959] ? preempt_schedule+0x4d/0x60 [ 283.153113] ? ___preempt_schedule+0x16/0x18 [ 283.157532] ? bpf_test_run+0x1c0/0x5a0 [ 283.161522] ? netlink_diag_dump+0x2a0/0x2a0 [ 283.165937] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.171477] ? bpf_test_init.isra.9+0x70/0x100 [ 283.176063] ? bpf_prog_test_run_skb+0x634/0xb40 [ 283.180826] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 283.185671] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 283.191207] ? fput+0x130/0x1a0 [ 283.194488] ? __bpf_prog_get+0x9b/0x290 [ 283.198551] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 283.203395] ? bpf_prog_test_run+0x130/0x1a0 [ 283.207810] ? __x64_sys_bpf+0x3d8/0x510 [ 283.211870] ? bpf_prog_get+0x20/0x20 [ 283.215698] ? do_syscall_64+0x1b9/0x820 [ 283.219759] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 283.225130] ? syscall_return_slowpath+0x5e0/0x5e0 [ 283.230070] ? trace_hardirqs_on_caller+0x310/0x310 [ 283.235093] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 283.240114] ? recalc_sigpending_tsk+0x180/0x180 [ 283.244873] ? kasan_check_write+0x14/0x20 [ 283.249116] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.253974] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.259388] warn_alloc_show_mem: 1 callbacks suppressed [ 283.259401] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 283.259403] Mem-Info: [ 283.259435] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 283.259435] active_file:15 inactive_file:16 isolated_file:0 [ 283.259435] unevictable:0 dirty:0 writeback:0 unstable:0 [ 283.259435] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 283.259435] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 283.259435] free:13758 free_pcp:319 free_cma:0 [ 283.264818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.271588] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 283.273995] Call Trace: [ 283.307131] Node 0 [ 283.316501] [ 283.344206] 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 [ 283.346774] dump_stack+0x1c4/0x2b4 [ 283.348986] lowmem_reserve[]: [ 283.351143] ? dump_stack_print_info.cold.2+0x52/0x52 [ 283.376633] 0 [ 283.380286] warn_alloc.cold.119+0xb7/0x1bd [ 283.383367] 2819 [ 283.388562] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 283.390339] 6323 [ 283.394668] ? lock_downgrade+0x900/0x900 [ 283.396705] 6323 [ 283.401552] ? trace_hardirqs_off+0xb8/0x310 [ 283.407757] ? trace_hardirqs_off+0xb8/0x310 [ 283.409797] Node 0 [ 283.414211] __alloc_pages_slowpath+0x2667/0x2d80 [ 283.418617] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 283.420849] ? warn_alloc+0x120/0x120 [ 283.425674] lowmem_reserve[]: [ 283.452412] ? trace_hardirqs_on+0x310/0x310 [ 283.456219] 0 [ 283.459346] ? warn_alloc+0x120/0x120 [ 283.463748] 0 [ 283.465560] ? warn_alloc+0x120/0x120 [ 283.469332] 3503 [ 283.471137] ? ktime_get+0x2e1/0x440 [ 283.474916] 3503 [ 283.476979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.482734] ? check_preemption_disabled+0x48/0x200 [ 283.488244] Node 0 Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 283.493295] ? kasan_check_read+0x11/0x20 [ 283.493315] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.522361] lowmem_reserve[]: 0 [ 283.526545] ? should_fail+0x22d/0xd01 [ 283.532064] 0 [ 283.535354] ? rcu_bh_qs+0xc0/0xc0 [ 283.539226] 0 [ 283.541048] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.544563] 0 [ 283.546364] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 283.546383] ? should_fail+0x22d/0xd01 [ 283.553281] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.558790] Node 0 [ 283.562685] ? should_fail+0x22d/0xd01 [ 283.567762] DMA: [ 283.570004] ? rcu_idle_enter+0x4b0/0x4b0 [ 283.573863] 1*4kB [ 283.575960] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.580075] (U) 0*8kB [ 283.582244] ? mark_held_locks+0x130/0x130 [ 283.587315] 0*16kB 1*32kB [ 283.589826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.594032] (U) [ 283.596878] ? mark_held_locks+0x130/0x130 [ 283.602389] 2*64kB [ 283.604377] ? rcu_irq_exit+0xce/0x100 [ 283.608586] (U) [ 283.610825] ? irq_exit+0xbd/0x1c0 [ 283.614691] 1*128kB [ 283.616675] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 283.620191] (U) [ 283.622521] ? do_raw_spin_unlock+0xa7/0x2f0 [ 283.627508] 1*256kB (U) [ 283.629500] ? smp_call_function_single_interrupt+0x650/0x650 [ 283.633883] 0*512kB [ 283.636561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.642415] 1*1024kB [ 283.644742] ? ret_from_intr+0xb/0x1e [ 283.650256] (U) [ 283.652676] ? retint_kernel+0x2d/0x2d [ 283.656472] 1*2048kB [ 283.658456] ? trace_hardirqs_on_caller+0xc0/0x310 [ 283.662321] (M) [ 283.664744] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 283.669644] 3*4096kB (M) [ 283.671647] ? trace_hardirqs_off+0x310/0x310 [ 283.676384] = 15908kB [ 283.679162] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 283.683647] Node 0 DMA32: [ 283.686082] __alloc_pages_nodemask+0xa80/0xde0 [ 283.691157] 4*4kB [ 283.694009] ? should_fail+0x22d/0xd01 [ 283.698667] (M) [ 283.700831] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 283.704686] 1*8kB [ 283.706681] ? ____cache_alloc_node+0x1c7/0x1e0 [ 283.711666] (U) [ 283.713828] ? lock_downgrade+0x900/0x900 [ 283.718475] 2*16kB [ 283.720460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.724587] (M) [ 283.726838] cache_grow_begin+0x91/0x8c0 [ 283.732351] 2*32kB [ 283.734323] ? do_raw_spin_unlock+0xa7/0x2f0 [ 283.738352] (M) [ 283.740595] fallback_alloc+0x203/0x2e0 [ 283.744972] 4*64kB [ 283.746956] ____cache_alloc_node+0x1c7/0x1e0 [ 283.750899] (M) [ 283.753143] kmem_cache_alloc_node+0xe3/0x730 [ 283.757611] 4*128kB [ 283.759594] ? ipv6_get_ifaddr+0x42e/0x620 [ 283.764059] (UM) [ 283.766397] __alloc_skb+0x119/0x770 [ 283.771112] 3*256kB (M) [ 283.773192] ? skb_scrub_packet+0x490/0x490 [ 283.776877] 4*512kB [ 283.779550] ? lock_downgrade+0x900/0x900 [ 283.783843] (UM) [ 283.786172] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.790291] 3*1024kB [ 283.792356] ? refcount_sub_and_test_checked+0x203/0x310 [ 283.797872] (UM) [ 283.800285] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 283.805705] 3*2048kB [ 283.807768] ? addrconf_rs_timer+0x690/0x690 [ 283.813196] (M) [ 283.815622] ndisc_alloc_skb+0x144/0x340 [ 283.819992] 3*4096kB [ 283.821972] ndisc_send_rs+0x331/0x6e0 [ 283.826001] (M) [ 283.828418] addrconf_rs_timer+0x314/0x690 [ 283.832279] = 25208kB [ 283.834261] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.838470] Node 0 [ 283.840892] call_timer_fn+0x272/0x920 [ 283.845095] Normal: [ 283.847336] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.851207] 853*4kB [ 283.853545] ? process_timeout+0x40/0x40 [ 283.857751] (UMEH) [ 283.860077] ? trace_hardirqs_off+0xb8/0x310 [ 283.864114] 371*8kB [ 283.866346] ? kasan_check_read+0x11/0x20 [ 283.870739] (UME) [ 283.873064] ? do_raw_spin_unlock+0xa7/0x2f0 [ 283.877185] 193*16kB [ 283.879332] ? trace_hardirqs_on+0x310/0x310 [ 283.883719] (UME) [ 283.886132] ? __run_timers+0x7da/0xc70 [ 283.890520] 70*32kB [ 283.892671] ? lock_downgrade+0x900/0x900 [ 283.896616] (UMEH) [ 283.898945] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 283.903067] 27*64kB [ 283.905326] ? trace_hardirqs_on+0xbd/0x310 [ 283.910418] (UMH) [ 283.912741] ? kasan_check_read+0x11/0x20 [ 283.917036] 4*128kB (UM) [ 283.919199] ? __run_timers+0x7da/0xc70 [ 283.923334] 0*256kB [ 283.926092] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 283.930040] 0*512kB [ 283.932364] ? kasan_check_write+0x14/0x20 [ 283.932384] ? do_raw_spin_lock+0xc1/0x200 [ 283.937819] 0*1024kB [ 283.940145] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 283.944365] 0*2048kB [ 283.948604] __run_timers+0x7e5/0xc70 [ 283.950982] 0*4096kB = 13948kB [ 283.951003] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 283.955720] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 283.958110] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 283.961905] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 283.965083] 660 total pagecache pages [ 283.973933] ? timerqueue_add+0x207/0x2b0 [ 283.979273] 0 pages in swap cache [ 283.987875] ? enqueue_hrtimer+0x1a5/0x560 [ 283.992872] Swap cache stats: add 0, delete 0, find 0/0 [ 283.992883] Free swap = 0kB [ 283.996694] ? lock_release+0x970/0x970 [ 284.000813] Total swap = 0kB [ 284.004268] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 284.008471] 1965979 pages RAM [ 284.013835] ? kasan_check_write+0x14/0x20 [ 284.016824] 0 pages HighMem/MovableOnly [ 284.016833] 342307 pages reserved [ 284.020828] ? pvclock_read_flags+0x160/0x160 [ 284.023826] 0 pages cma reserved [ 284.029017] ? lock_downgrade+0x900/0x900 [ 284.032180] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 284.036375] ? trace_hardirqs_on+0xbd/0x310 [ 284.036395] ? kvm_sched_clock_read+0x9/0x20 [ 284.040397] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 284.043813] ? irq_exit+0x17f/0x1c0 [ 284.048285] syz-executor2 cpuset= [ 284.051658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.055772] syz2 [ 284.062263] ? check_preemption_disabled+0x48/0x200 [ 284.066560] mems_allowed=0 [ 284.070969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.109469] run_timer_softirq+0x52/0xb0 [ 284.113649] ? __this_cpu_preempt_check+0x1c/0x1f [ 284.118501] __do_softirq+0x30b/0xad8 [ 284.122315] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 284.127435] ? pvclock_read_flags+0x160/0x160 [ 284.131935] ? lapic_next_event+0x5a/0x90 [ 284.136096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.141642] ? clockevents_program_event+0x140/0x370 [ 284.146756] ? kvm_clock_read+0x18/0x30 [ 284.150734] ? kvm_sched_clock_read+0x9/0x20 [ 284.155150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.160706] ? check_preemption_disabled+0x48/0x200 [ 284.165733] irq_exit+0x17f/0x1c0 [ 284.169193] smp_apic_timer_interrupt+0x1cb/0x760 [ 284.174041] ? smp_reschedule_interrupt+0x109/0x650 [ 284.179061] ? smp_call_function_single_interrupt+0x650/0x650 [ 284.184946] ? interrupt_entry+0xb5/0xf0 [ 284.189022] ? trace_hardirqs_off_caller+0xbb/0x310 [ 284.194040] ? trace_hardirqs_off_caller+0xbb/0x310 [ 284.199064] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.203909] ? trace_hardirqs_on_caller+0x310/0x310 [ 284.208934] ? trace_hardirqs_on_caller+0x310/0x310 [ 284.213967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.219516] ? check_preemption_disabled+0x48/0x200 [ 284.224545] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.229398] apic_timer_interrupt+0xf/0x20 [ 284.233626] [ 284.235875] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 284.241070] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 284.259978] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 284.267698] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 284.274977] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 284.282270] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 284.289588] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 284.296877] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 284.304185] ? trace_hardirqs_on+0x9a/0x310 [ 284.308524] ? trace_hardirqs_on+0xb4/0x310 [ 284.312874] retint_kernel+0x1b/0x2d [ 284.316612] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 284.321906] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 284.340817] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 284.348543] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 284.355838] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 284.363121] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 284.370409] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 284.377694] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 284.385001] ? trace_hardirqs_on+0x9a/0x310 [ 284.389357] ? arch_local_irq_restore+0x45/0x52 [ 284.394053] dump_stack+0x26a/0x2b4 [ 284.397704] ? dump_stack_print_info.cold.2+0x52/0x52 [ 284.402925] ? mark_held_locks+0x130/0x130 [ 284.407186] ? mark_held_locks+0x130/0x130 [ 284.411447] dump_header+0x27b/0xf72 [ 284.415190] ? rcu_read_unlock+0x16/0x60 [ 284.419293] ? pagefault_out_of_memory+0x197/0x197 [ 284.424251] ? mark_held_locks+0x130/0x130 [ 284.428517] ? percpu_ref_put_many+0x13e/0x260 [ 284.433121] ? mem_cgroup_charge_statistics+0x780/0x780 [ 284.438515] ? mem_cgroup_iter+0x1f7/0x1160 [ 284.442947] ? mark_held_locks+0x130/0x130 [ 284.447210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.452772] ? task_will_free_mem+0x239/0xb30 [ 284.457302] ? ___ratelimit+0x36f/0x655 [ 284.461299] ? lock_downgrade+0x900/0x900 [ 284.465483] ? trace_hardirqs_on+0xbd/0x310 [ 284.469826] ? kasan_check_read+0x11/0x20 [ 284.473996] ? ___ratelimit+0x36f/0x655 [ 284.477992] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 284.483484] ? trace_hardirqs_on+0x310/0x310 [ 284.487909] ? lock_downgrade+0x900/0x900 [ 284.492077] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 284.497390] ? ___ratelimit+0xaa/0x655 [ 284.501307] ? idr_get_free+0xec0/0xec0 [ 284.505315] ? kasan_check_write+0x14/0x20 [ 284.509845] ? do_raw_spin_lock+0xc1/0x200 [ 284.514128] oom_kill_process.cold.27+0x10/0x903 [ 284.518912] ? _raw_spin_unlock+0x2c/0x50 [ 284.523079] ? oom_badness+0xe6/0xaa0 [ 284.526911] ? oom_evaluate_task+0x540/0x540 [ 284.531341] ? shrink_node+0x16b0/0x16b0 [ 284.535434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.540999] ? oom_unkillable_task+0x383/0x580 [ 284.545608] ? out_of_memory+0x974/0x1430 [ 284.549782] ? lock_downgrade+0x900/0x900 [ 284.553953] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 284.559761] ? __cpuset_node_allowed+0x19b/0x660 [ 284.564531] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 284.570069] ? oom_evaluate_task+0x302/0x540 [ 284.574480] out_of_memory+0xa84/0x1430 [ 284.578463] ? oom_killer_disable+0x3a0/0x3a0 [ 284.582959] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 284.587905] ? __mutex_add_waiter+0x2a0/0x2a0 [ 284.592408] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 284.597424] ? find_next_bit+0x104/0x130 [ 284.601502] __alloc_pages_slowpath+0x2318/0x2d80 [ 284.606375] ? warn_alloc+0x120/0x120 [ 284.610180] ? __radix_tree_lookup+0x4c0/0x4c0 [ 284.614769] ? mark_held_locks+0x130/0x130 [ 284.619020] ? find_get_entry+0x2f2/0xc40 [ 284.623180] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 284.628115] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.633664] ? should_fail+0x22d/0xd01 [ 284.637553] ? ___might_sleep+0x1ed/0x300 [ 284.641698] ? lock_release+0x970/0x970 [ 284.645681] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 284.650800] ? __might_sleep+0x95/0x190 [ 284.654802] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 284.659650] ? free_one_page+0xcae/0x1700 [ 284.663804] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 284.668842] ? lock_downgrade+0x900/0x900 [ 284.672999] ? ___might_sleep+0x1ed/0x300 [ 284.677151] ? lock_release+0x970/0x970 [ 284.681131] ? arch_local_save_flags+0x40/0x40 [ 284.685741] ? _raw_spin_unlock+0x2c/0x50 [ 284.689902] ? free_one_page+0xcae/0x1700 [ 284.694056] ? __might_sleep+0x95/0x190 [ 284.698059] __alloc_pages_nodemask+0xa80/0xde0 [ 284.702739] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 284.707766] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 284.713576] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 284.718260] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.723802] ? __do_page_cache_readahead+0x7ce/0x980 [ 284.728926] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 284.734483] alloc_pages_current+0x10c/0x210 [ 284.738900] ? lock_downgrade+0x900/0x900 [ 284.743062] __page_cache_alloc+0x38f/0x5b0 [ 284.747396] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 284.753208] ? ext4_filemap_fault+0x82/0xad [ 284.757540] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 284.762217] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.767765] ? check_preemption_disabled+0x48/0x200 [ 284.772794] filemap_fault+0x1594/0x25f0 [ 284.776891] ? __lock_page_or_retry+0xa00/0xa00 [ 284.781572] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 284.787391] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 284.792177] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 284.796952] ? filemap_map_pages+0xdea/0x1980 [ 284.801464] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 284.807274] ? kasan_check_read+0x11/0x20 [ 284.811438] ? find_get_pages_range_tag+0x1320/0x1320 [ 284.816655] ? rcu_bh_qs+0xc0/0xc0 [ 284.820198] ? unwind_dump+0x190/0x190 [ 284.824095] ? is_bpf_text_address+0xd3/0x170 [ 284.828594] ? __kernel_text_address+0xd/0x40 [ 284.833116] ? unwind_get_return_address+0x61/0xa0 [ 284.838066] ? __save_stack_trace+0x8d/0xf0 [ 284.842408] ? lock_acquire+0x1ed/0x520 [ 284.846397] ? ext4_filemap_fault+0x7a/0xad [ 284.850762] ? lock_release+0x970/0x970 [ 284.854755] ? arch_local_save_flags+0x40/0x40 [ 284.859353] ? save_stack+0x43/0xd0 [ 284.862984] ? __kasan_slab_free+0x102/0x150 [ 284.867402] ? kasan_slab_free+0xe/0x10 [ 284.871385] ? kfree+0xcf/0x230 [ 284.874681] ? do_syslog+0x1474/0x1690 [ 284.878574] ? kmsg_read+0x8f/0xc0 [ 284.882120] ? proc_reg_read+0x2a3/0x3d0 [ 284.886191] ? __vfs_read+0x117/0x9b0 [ 284.890012] ? down_read+0xb0/0x1d0 [ 284.893648] ? ext4_filemap_fault+0x7a/0xad [ 284.897982] ? __down_interruptible+0x700/0x700 [ 284.902660] ? kasan_check_write+0x14/0x20 [ 284.906913] ? trace_hardirqs_off+0xb8/0x310 [ 284.911343] ext4_filemap_fault+0x82/0xad [ 284.915519] __do_fault+0x100/0x6b0 [ 284.919166] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 284.924634] ? print_bad_pte+0x6c0/0x6c0 [ 284.928710] ? __kasan_slab_free+0x119/0x150 [ 284.933134] ? pmd_val+0x88/0x100 [ 284.936609] ? add_mm_counter_fast+0xd0/0xd0 [ 284.941037] ? pmd_val+0x88/0x100 [ 284.944507] ? add_mm_counter_fast+0xd0/0xd0 [ 284.948926] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 284.954482] __handle_mm_fault+0x3709/0x53e0 [ 284.958907] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 284.963762] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 284.969308] ? unuse_pde+0x40/0x80 [ 284.972859] ? __f_unlock_pos+0x19/0x20 [ 284.976853] ? lock_acquire+0x1ed/0x520 [ 284.980840] ? handle_mm_fault+0x42a/0xc70 [ 284.985082] ? lock_downgrade+0x900/0x900 [ 284.989271] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 284.995106] ? __do_page_fault+0x67d/0xed0 [ 284.999356] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 285.004822] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.010374] ? check_preemption_disabled+0x48/0x200 [ 285.015412] handle_mm_fault+0x54f/0xc70 [ 285.019493] ? __handle_mm_fault+0x53e0/0x53e0 [ 285.024097] ? find_vma+0x34/0x190 [ 285.027833] __do_page_fault+0x67d/0xed0 [ 285.031919] ? mm_fault_error+0x380/0x380 [ 285.036075] ? trace_hardirqs_off+0xb8/0x310 [ 285.040522] ? trace_hardirqs_on+0x310/0x310 [ 285.044940] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 285.050340] ? trace_hardirqs_on+0x310/0x310 [ 285.054772] do_page_fault+0xf2/0x7e0 [ 285.058600] ? vmalloc_sync_all+0x30/0x30 [ 285.063071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.068630] ? error_entry+0x70/0xd0 [ 285.072373] ? trace_hardirqs_off_caller+0xbb/0x310 [ 285.077413] ? trace_hardirqs_on_caller+0xc0/0x310 [ 285.082358] ? syscall_return_slowpath+0x5e0/0x5e0 [ 285.087361] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.092319] ? trace_hardirqs_on_caller+0x310/0x310 [ 285.097376] ? trace_hardirqs_off+0x310/0x310 [ 285.101897] ? prepare_exit_to_usermode+0x291/0x3b0 [ 285.106929] ? page_fault+0x8/0x30 [ 285.110481] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.115336] ? page_fault+0x8/0x30 [ 285.118962] page_fault+0x1e/0x30 [ 285.122423] RIP: 0033:0x7f55b1a571fd [ 285.126143] Code: Bad RIP value. [ 285.129544] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 285.134924] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 285.142215] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 285.149497] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 285.156769] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 285.164036] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 285.171343] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 285.171400] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 285.178551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.178556] Call Trace: [ 285.178562] [ 285.178585] dump_stack+0x1c4/0x2b4 [ 285.178605] ? dump_stack_print_info.cold.2+0x52/0x52 [ 285.185127] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 285.194444] warn_alloc.cold.119+0xb7/0x1bd [ 285.196999] rsyslogd cpuset= [ 285.199150] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 285.202747] / [ 285.207938] ? lock_downgrade+0x900/0x900 [ 285.217972] mems_allowed=0 [ 285.222293] ? trace_hardirqs_off+0xb8/0x310 [ 285.243286] ? trace_hardirqs_off+0xb8/0x310 [ 285.247709] __alloc_pages_slowpath+0x2667/0x2d80 [ 285.252576] ? warn_alloc+0x120/0x120 [ 285.256387] ? warn_alloc+0x120/0x120 [ 285.260194] ? warn_alloc+0x120/0x120 [ 285.264001] ? mark_held_locks+0x130/0x130 [ 285.268242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.273782] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.279326] ? should_fail+0x22d/0xd01 [ 285.283224] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 285.288331] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.293885] ? should_fail+0x22d/0xd01 [ 285.297798] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 285.302911] ? should_fail+0x22d/0xd01 [ 285.306817] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 285.311933] ? mark_held_locks+0x130/0x130 [ 285.316182] ? mark_held_locks+0x130/0x130 [ 285.320430] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.325977] ? trace_hardirqs_off+0xb8/0x310 [ 285.330388] ? kasan_check_read+0x11/0x20 [ 285.334551] ? do_raw_spin_unlock+0xa7/0x2f0 [ 285.338971] ? trace_hardirqs_on+0x310/0x310 [ 285.343392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.348948] ? wq_watchdog_touch+0x9c/0xfe [ 285.353200] ? io_serial_in+0x11/0x90 [ 285.357027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.362592] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 285.367724] __alloc_pages_nodemask+0xa80/0xde0 [ 285.372578] ? should_fail+0x22d/0xd01 [ 285.376493] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 285.381540] ? ____cache_alloc_node+0x1c7/0x1e0 [ 285.386218] ? lock_downgrade+0x900/0x900 [ 285.390397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.395946] cache_grow_begin+0x91/0x8c0 [ 285.400015] ? do_raw_spin_unlock+0xa7/0x2f0 [ 285.404442] fallback_alloc+0x203/0x2e0 [ 285.408425] ____cache_alloc_node+0x1c7/0x1e0 [ 285.412931] kmem_cache_alloc_node+0xe3/0x730 [ 285.417436] ? ipv6_get_ifaddr+0x42e/0x620 [ 285.421690] __alloc_skb+0x119/0x770 [ 285.425417] ? skb_scrub_packet+0x490/0x490 [ 285.429750] ? lock_downgrade+0x900/0x900 [ 285.433922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.439475] ? refcount_sub_and_test_checked+0x203/0x310 [ 285.444947] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 285.450430] ? addrconf_rs_timer+0x690/0x690 [ 285.454865] ndisc_alloc_skb+0x144/0x340 [ 285.458943] ndisc_send_rs+0x331/0x6e0 [ 285.462850] addrconf_rs_timer+0x314/0x690 [ 285.467109] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.471391] call_timer_fn+0x272/0x920 [ 285.475298] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.479562] ? process_timeout+0x40/0x40 [ 285.483642] ? trace_hardirqs_off+0xb8/0x310 [ 285.488066] ? kasan_check_read+0x11/0x20 [ 285.492232] ? do_raw_spin_unlock+0xa7/0x2f0 [ 285.496655] ? trace_hardirqs_on+0x310/0x310 [ 285.501076] ? __run_timers+0x7da/0xc70 [ 285.505058] ? lock_downgrade+0x900/0x900 [ 285.509211] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 285.514354] ? trace_hardirqs_on+0xbd/0x310 [ 285.518682] ? kasan_check_read+0x11/0x20 [ 285.522837] ? __run_timers+0x7da/0xc70 [ 285.526817] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 285.532288] ? kasan_check_write+0x14/0x20 [ 285.536558] ? do_raw_spin_lock+0xc1/0x200 [ 285.540824] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 285.545083] __run_timers+0x7e5/0xc70 [ 285.548915] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 285.554305] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 285.559353] ? timerqueue_add+0x207/0x2b0 [ 285.563521] ? enqueue_hrtimer+0x1a5/0x560 [ 285.567789] ? lock_release+0x970/0x970 [ 285.571775] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 285.576979] ? kasan_check_write+0x14/0x20 [ 285.581246] ? pvclock_read_flags+0x160/0x160 [ 285.585766] ? lock_downgrade+0x900/0x900 [ 285.589953] ? trace_hardirqs_on+0xbd/0x310 [ 285.594285] ? kvm_sched_clock_read+0x9/0x20 [ 285.598706] ? irq_exit+0x17f/0x1c0 [ 285.602372] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.607918] ? check_preemption_disabled+0x48/0x200 [ 285.612941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.618525] run_timer_softirq+0x52/0xb0 [ 285.622594] ? __this_cpu_preempt_check+0x1c/0x1f [ 285.627449] __do_softirq+0x30b/0xad8 [ 285.631264] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 285.636386] ? pvclock_read_flags+0x160/0x160 [ 285.640891] ? lapic_next_event+0x5a/0x90 [ 285.645049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.650600] ? clockevents_program_event+0x140/0x370 [ 285.655735] ? kvm_clock_read+0x18/0x30 [ 285.659712] ? kvm_sched_clock_read+0x9/0x20 [ 285.664123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.669682] ? check_preemption_disabled+0x48/0x200 [ 285.674722] irq_exit+0x17f/0x1c0 [ 285.678182] smp_apic_timer_interrupt+0x1cb/0x760 [ 285.683027] ? smp_reschedule_interrupt+0x109/0x650 [ 285.688065] ? smp_call_function_single_interrupt+0x650/0x650 [ 285.693954] ? interrupt_entry+0xb5/0xf0 [ 285.698018] ? trace_hardirqs_off_caller+0xbb/0x310 [ 285.703032] ? trace_hardirqs_off_caller+0xbb/0x310 [ 285.708462] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.713314] ? trace_hardirqs_on_caller+0x310/0x310 [ 285.718352] ? trace_hardirqs_on_caller+0x310/0x310 [ 285.723381] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.728931] ? check_preemption_disabled+0x48/0x200 [ 285.733957] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.739510] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.744373] apic_timer_interrupt+0xf/0x20 [ 285.748599] [ 285.750849] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 285.755779] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 285.774683] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 285.782397] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 285.789667] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 285.796939] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 285.804207] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 285.811475] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 285.818765] ? trace_hardirqs_on+0xb4/0x310 [ 285.823096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 285.828652] skb_clone+0x1bb/0x500 [ 285.832194] ? finish_task_switch+0x1b5/0x900 [ 285.836690] ? skb_split+0x11e0/0x11e0 [ 285.840594] ? preempt_notifier_register+0x200/0x200 [ 285.845695] ? __switch_to_asm+0x34/0x70 [ 285.849754] ? __switch_to_asm+0x34/0x70 [ 285.853814] ? __switch_to_asm+0x40/0x70 [ 285.857871] ? __switch_to_asm+0x34/0x70 [ 285.861926] ? __switch_to_asm+0x40/0x70 [ 285.865986] ? __switch_to_asm+0x34/0x70 [ 285.870043] ? __switch_to_asm+0x40/0x70 [ 285.874103] ? __switch_to_asm+0x34/0x70 [ 285.878169] ? __switch_to_asm+0x34/0x70 [ 285.882225] ? __switch_to_asm+0x40/0x70 [ 285.886284] ? __switch_to_asm+0x34/0x70 [ 285.890362] bpf_clone_redirect+0xb9/0x490 [ 285.894615] ? __schedule+0x874/0x1ed0 [ 285.898513] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 285.903538] ? __sched_text_start+0x8/0x8 [ 285.907699] ? retint_kernel+0x2d/0x2d [ 285.911593] ? trace_hardirqs_on_caller+0xc0/0x310 [ 285.916529] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 285.921309] ? trace_hardirqs_off+0x310/0x310 [ 285.925816] ? bpf_test_run+0x1fc/0x5a0 [ 285.929801] ? lock_acquire+0x1ed/0x520 [ 285.933777] ? bpf_test_run+0x32e/0x5a0 [ 285.937763] ? lock_release+0x970/0x970 [ 285.941749] ? preempt_schedule+0x4d/0x60 [ 285.945914] ? preempt_schedule_common+0x1f/0xd0 [ 285.950687] ? preempt_schedule+0x4d/0x60 [ 285.955176] ? ___preempt_schedule+0x16/0x18 [ 285.959602] ? bpf_test_run+0x1c0/0x5a0 [ 285.963584] ? netlink_diag_dump+0x2a0/0x2a0 [ 285.967994] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 285.973543] ? bpf_test_init.isra.9+0x70/0x100 [ 285.978145] ? bpf_prog_test_run_skb+0x634/0xb40 [ 285.982915] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 285.987760] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 285.993310] ? fput+0x130/0x1a0 [ 285.996602] ? __bpf_prog_get+0x9b/0x290 [ 286.000680] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 286.005531] ? bpf_prog_test_run+0x130/0x1a0 [ 286.009964] ? __x64_sys_bpf+0x3d8/0x510 [ 286.014034] ? bpf_prog_get+0x20/0x20 [ 286.017860] ? do_syscall_64+0x1b9/0x820 [ 286.021925] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 286.027308] ? syscall_return_slowpath+0x5e0/0x5e0 [ 286.032287] ? trace_hardirqs_on_caller+0x310/0x310 [ 286.037314] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 286.042337] ? recalc_sigpending_tsk+0x180/0x180 [ 286.047105] ? kasan_check_write+0x14/0x20 [ 286.051357] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.056217] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 286.061606] warn_alloc_show_mem: 1 callbacks suppressed [ 286.061619] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 286.061621] Mem-Info: [ 286.061652] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 286.061652] active_file:15 inactive_file:16 isolated_file:0 [ 286.061652] unevictable:0 dirty:0 writeback:0 unstable:0 [ 286.061652] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 286.061652] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 286.061652] free:13758 free_pcp:319 free_cma:0 [ 286.067009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.073784] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 286.076197] Call Trace: [ 286.109078] Node 0 [ 286.118437] [ 286.146161] 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 [ 286.148726] dump_stack+0x1c4/0x2b4 [ 286.150934] lowmem_reserve[]: [ 286.153095] ? dump_stack_print_info.cold.2+0x52/0x52 [ 286.178566] 0 2819 [ 286.182224] warn_alloc.cold.119+0xb7/0x1bd [ 286.185293] 6323 [ 286.190485] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 286.192687] 6323 [ 286.197021] ? lock_downgrade+0x900/0x900 [ 286.199059] Node 0 [ 286.203902] ? trace_hardirqs_off+0xb8/0x310 [ 286.205972] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 286.210099] ? trace_hardirqs_off+0xb8/0x310 [ 286.212311] lowmem_reserve[]: [ 286.216817] __alloc_pages_slowpath+0x2667/0x2d80 [ 286.243521] 0 [ 286.247955] ? warn_alloc+0x120/0x120 [ 286.251024] 0 [ 286.255867] ? warn_alloc+0x120/0x120 [ 286.257638] 3503 [ 286.261450] ? warn_alloc+0x120/0x120 [ 286.263225] 3503 [ 286.267040] ? mark_held_locks+0x130/0x130 [ 286.272878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.274911] Node 0 [ 286.279167] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.279187] ? should_fail+0x22d/0xd01 [ 286.284746] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 286.286974] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 286.292485] lowmem_reserve[]: 0 [ 286.296408] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 286.324836] 0 0 [ 286.329970] ? should_fail+0x22d/0xd01 [ 286.333229] 0 [ 286.338782] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 286.344632] ? should_fail+0x22d/0xd01 [ 286.346416] Node 0 [ 286.351538] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 286.355426] DMA: [ 286.357677] ? mark_held_locks+0x130/0x130 [ 286.362783] 1*4kB [ 286.364856] ? mark_held_locks+0x130/0x130 [ 286.369064] (U) [ 286.371220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.375426] 0*8kB [ 286.377407] ? trace_hardirqs_off+0xb8/0x310 [ 286.382927] 0*16kB [ 286.385083] ? kasan_check_read+0x11/0x20 [ 286.389463] 1*32kB [ 286.392059] ? do_raw_spin_unlock+0xa7/0x2f0 [ 286.396177] (U) [ 286.398426] ? trace_hardirqs_on+0x310/0x310 [ 286.402810] 2*64kB [ 286.404799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.409181] (U) [ 286.411422] ? wq_watchdog_touch+0x9c/0xfe [ 286.416925] 1*128kB (U) [ 286.418939] ? io_serial_in+0x11/0x90 [ 286.423232] 1*256kB [ 286.425908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.429679] (U) [ 286.432011] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 286.437512] 0*512kB 1*1024kB [ 286.439525] __alloc_pages_nodemask+0xa80/0xde0 [ 286.444603] (U) [ 286.447733] ? should_fail+0x22d/0xd01 [ 286.452385] 1*2048kB [ 286.454387] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 286.458232] (M) [ 286.460667] ? ____cache_alloc_node+0x1c7/0x1e0 [ 286.465672] 3*4096kB [ 286.467660] ? lock_downgrade+0x900/0x900 [ 286.472304] (M) [ 286.474730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.478857] = 15908kB [ 286.480835] cache_grow_begin+0x91/0x8c0 [ 286.486367] Node 0 [ 286.488783] ? do_raw_spin_unlock+0xa7/0x2f0 [ 286.492812] DMA32: [ 286.495052] fallback_alloc+0x203/0x2e0 [ 286.499429] 4*4kB (M) [ 286.501684] ____cache_alloc_node+0x1c7/0x1e0 [ 286.505625] 1*8kB [ 286.508127] kmem_cache_alloc_node+0xe3/0x730 [ 286.512596] (U) [ 286.514752] ? ipv6_get_ifaddr+0x42e/0x620 [ 286.519225] 2*16kB [ 286.521214] __alloc_skb+0x119/0x770 [ 286.525422] (M) [ 286.527676] ? skb_scrub_packet+0x490/0x490 [ 286.531361] 2*32kB (M) [ 286.533374] ? lock_downgrade+0x900/0x900 [ 286.537666] 4*64kB [ 286.540261] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.544374] (M) [ 286.546609] ? refcount_sub_and_test_checked+0x203/0x310 [ 286.552205] 4*128kB [ 286.554183] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 286.559605] (UM) [ 286.561934] ? addrconf_rs_timer+0x690/0x690 [ 286.567529] 3*256kB [ 286.569594] ndisc_alloc_skb+0x144/0x340 [ 286.573966] (M) [ 286.576289] ndisc_send_rs+0x331/0x6e0 [ 286.580318] 4*512kB (UM) [ 286.582309] addrconf_rs_timer+0x314/0x690 [ 286.586171] 3*1024kB [ 286.588928] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.593161] (UM) [ 286.595575] call_timer_fn+0x272/0x920 [ 286.599781] 3*2048kB [ 286.601856] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.605738] (M) [ 286.608152] ? process_timeout+0x40/0x40 [ 286.612366] 3*4096kB [ 286.614340] ? trace_hardirqs_off+0xb8/0x310 [ 286.618613] (M) [ 286.621119] ? kasan_check_read+0x11/0x20 [ 286.625506] = 25208kB [ 286.627483] ? do_raw_spin_unlock+0xa7/0x2f0 [ 286.631604] Node 0 [ 286.634014] ? trace_hardirqs_on+0x310/0x310 [ 286.638401] Normal: [ 286.640661] ? __run_timers+0x7da/0xc70 [ 286.645037] 853*4kB [ 286.647375] ? lock_downgrade+0x900/0x900 [ 286.651316] (UMEH) [ 286.653654] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 286.657776] 371*8kB [ 286.660020] ? trace_hardirqs_on+0xbd/0x310 [ 286.665263] (UME) 193*16kB [ 286.667603] ? kasan_check_read+0x11/0x20 [ 286.667623] ? __run_timers+0x7da/0xc70 [ 286.671949] (UME) [ 286.675068] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 286.679451] 70*32kB [ 286.683433] ? kasan_check_write+0x14/0x20 [ 286.685560] (UMEH) [ 286.691016] ? do_raw_spin_lock+0xc1/0x200 [ 286.693317] 27*64kB [ 286.697556] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 286.699763] (UMH) [ 286.704002] __run_timers+0x7e5/0xc70 [ 286.706299] 4*128kB [ 286.710553] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 286.712669] (UM) [ 286.716474] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 286.718775] 0*256kB [ 286.724139] ? timerqueue_add+0x207/0x2b0 [ 286.726177] 0*512kB [ 286.731189] ? enqueue_hrtimer+0x1a5/0x560 [ 286.733504] 0*1024kB [ 286.737679] ? lock_release+0x970/0x970 [ 286.739977] 0*2048kB [ 286.744210] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 286.746599] 0*4096kB [ 286.750570] ? kasan_check_write+0x14/0x20 [ 286.752958] = 13948kB [ 286.758325] ? pvclock_read_flags+0x160/0x160 [ 286.760717] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 286.764950] ? lock_downgrade+0x900/0x900 [ 286.767341] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 286.771853] ? trace_hardirqs_on+0xbd/0x310 [ 286.780669] 660 total pagecache pages [ 286.784825] ? kvm_sched_clock_read+0x9/0x20 [ 286.793380] 0 pages in swap cache [ 286.797730] ? irq_exit+0x17f/0x1c0 [ 286.801510] Swap cache stats: add 0, delete 0, find 0/0 [ 286.801519] Free swap = 0kB [ 286.805934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.809357] Total swap = 0kB [ 286.809367] 1965979 pages RAM [ 286.813003] ? check_preemption_disabled+0x48/0x200 [ 286.818336] 0 pages HighMem/MovableOnly [ 286.818346] 342307 pages reserved [ 286.821387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.826896] 0 pages cma reserved [ 286.829920] run_timer_softirq+0x52/0xb0 [ 286.833079] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 286.838016] ? __this_cpu_preempt_check+0x1c/0x1f [ 286.838034] __do_softirq+0x30b/0xad8 [ 286.838056] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 286.842064] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 286.845477] ? pvclock_read_flags+0x160/0x160 [ 286.851000] syz-executor2 cpuset= [ 286.854373] ? lapic_next_event+0x5a/0x90 [ 286.858406] syz2 [ 286.864909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.869735] mems_allowed=0 [ 286.873537] ? clockevents_program_event+0x140/0x370 [ 286.916658] ? kvm_clock_read+0x18/0x30 [ 286.920648] ? kvm_sched_clock_read+0x9/0x20 [ 286.925061] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.930605] ? check_preemption_disabled+0x48/0x200 [ 286.935649] irq_exit+0x17f/0x1c0 [ 286.939281] smp_apic_timer_interrupt+0x1cb/0x760 [ 286.945168] ? smp_reschedule_interrupt+0x109/0x650 [ 286.950715] ? smp_call_function_single_interrupt+0x650/0x650 [ 286.956791] ? interrupt_entry+0xb5/0xf0 [ 286.960858] ? trace_hardirqs_off_caller+0xbb/0x310 [ 286.966050] ? trace_hardirqs_off_caller+0xbb/0x310 [ 286.971075] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.975921] ? trace_hardirqs_on_caller+0x310/0x310 [ 286.980935] ? trace_hardirqs_on_caller+0x310/0x310 [ 286.985956] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 286.991500] ? check_preemption_disabled+0x48/0x200 [ 286.996537] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.001397] apic_timer_interrupt+0xf/0x20 [ 287.005630] [ 287.007882] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 287.013088] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 287.032793] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 287.040521] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 287.047968] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 287.055414] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 287.062981] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 287.070254] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 287.077549] ? trace_hardirqs_on+0x9a/0x310 [ 287.081878] ? trace_hardirqs_on+0xb4/0x310 [ 287.086742] retint_kernel+0x1b/0x2d [ 287.090465] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 287.095754] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 287.114851] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 287.122665] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 287.130465] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 287.137741] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 287.145020] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 287.152312] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 287.159612] ? trace_hardirqs_on+0x9a/0x310 [ 287.163951] ? arch_local_irq_restore+0x45/0x52 [ 287.168645] dump_stack+0x26a/0x2b4 [ 287.172285] ? dump_stack_print_info.cold.2+0x52/0x52 [ 287.177498] ? mark_held_locks+0x130/0x130 [ 287.181741] ? mark_held_locks+0x130/0x130 [ 287.185979] dump_header+0x27b/0xf72 [ 287.189695] ? rcu_read_unlock+0x16/0x60 [ 287.193760] ? pagefault_out_of_memory+0x197/0x197 [ 287.198695] ? mark_held_locks+0x130/0x130 [ 287.202930] ? percpu_ref_put_many+0x13e/0x260 [ 287.207515] ? mem_cgroup_charge_statistics+0x780/0x780 [ 287.212914] ? mem_cgroup_iter+0x1f7/0x1160 [ 287.217260] ? mark_held_locks+0x130/0x130 [ 287.221936] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.227470] ? task_will_free_mem+0x239/0xb30 [ 287.232238] ? ___ratelimit+0x36f/0x655 [ 287.236213] ? lock_downgrade+0x900/0x900 [ 287.240368] ? trace_hardirqs_on+0xbd/0x310 [ 287.244693] ? kasan_check_read+0x11/0x20 [ 287.248845] ? ___ratelimit+0x36f/0x655 [ 287.252818] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 287.258275] ? trace_hardirqs_on+0x310/0x310 [ 287.262692] ? lock_downgrade+0x900/0x900 [ 287.266853] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 287.271967] ? ___ratelimit+0xaa/0x655 [ 287.275868] ? idr_get_free+0xec0/0xec0 [ 287.279844] ? kasan_check_write+0x14/0x20 [ 287.284352] ? do_raw_spin_lock+0xc1/0x200 [ 287.289382] oom_kill_process.cold.27+0x10/0x903 [ 287.295091] ? _raw_spin_unlock+0x2c/0x50 [ 287.299967] ? oom_badness+0xe6/0xaa0 [ 287.306917] ? oom_evaluate_task+0x540/0x540 [ 287.312622] ? shrink_node+0x16b0/0x16b0 [ 287.317666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.323221] ? oom_unkillable_task+0x383/0x580 [ 287.328250] ? out_of_memory+0x974/0x1430 [ 287.332585] ? lock_downgrade+0x900/0x900 [ 287.336768] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 287.342751] ? __cpuset_node_allowed+0x19b/0x660 [ 287.347516] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 287.353057] ? oom_evaluate_task+0x302/0x540 [ 287.357472] out_of_memory+0xa84/0x1430 [ 287.361461] ? oom_killer_disable+0x3a0/0x3a0 [ 287.365967] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 287.370917] ? __mutex_add_waiter+0x2a0/0x2a0 [ 287.375424] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 287.380452] ? find_next_bit+0x104/0x130 [ 287.384535] __alloc_pages_slowpath+0x2318/0x2d80 [ 287.389409] ? warn_alloc+0x120/0x120 [ 287.393220] ? __radix_tree_lookup+0x4c0/0x4c0 [ 287.397820] ? mark_held_locks+0x130/0x130 [ 287.402069] ? find_get_entry+0x2f2/0xc40 [ 287.406240] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 287.411191] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.416755] ? should_fail+0x22d/0xd01 [ 287.420668] ? ___might_sleep+0x1ed/0x300 [ 287.425270] ? lock_release+0x970/0x970 [ 287.429439] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 287.434567] ? __might_sleep+0x95/0x190 [ 287.438568] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 287.443429] ? free_one_page+0xcae/0x1700 [ 287.447609] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 287.452666] ? lock_downgrade+0x900/0x900 [ 287.456832] ? ___might_sleep+0x1ed/0x300 [ 287.460992] ? lock_release+0x970/0x970 [ 287.464978] ? arch_local_save_flags+0x40/0x40 [ 287.469579] ? _raw_spin_unlock+0x2c/0x50 [ 287.473745] ? free_one_page+0xcae/0x1700 [ 287.477916] ? __might_sleep+0x95/0x190 [ 287.482006] __alloc_pages_nodemask+0xa80/0xde0 [ 287.486705] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 287.491749] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 287.497581] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 287.502284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.507856] ? __do_page_cache_readahead+0x7ce/0x980 [ 287.512999] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 287.519268] alloc_pages_current+0x10c/0x210 [ 287.523872] ? lock_downgrade+0x900/0x900 [ 287.528050] __page_cache_alloc+0x38f/0x5b0 [ 287.532393] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 287.538206] ? ext4_filemap_fault+0x82/0xad [ 287.542539] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 287.547226] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.553307] ? check_preemption_disabled+0x48/0x200 [ 287.558364] filemap_fault+0x1594/0x25f0 [ 287.562472] ? __lock_page_or_retry+0xa00/0xa00 [ 287.567159] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 287.572975] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 287.577790] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 287.582572] ? filemap_map_pages+0xdea/0x1980 [ 287.587087] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 287.592892] ? kasan_check_read+0x11/0x20 [ 287.597058] ? find_get_pages_range_tag+0x1320/0x1320 [ 287.602259] ? rcu_bh_qs+0xc0/0xc0 [ 287.605812] ? unwind_dump+0x190/0x190 [ 287.609728] ? is_bpf_text_address+0xd3/0x170 [ 287.614247] ? __kernel_text_address+0xd/0x40 [ 287.618760] ? unwind_get_return_address+0x61/0xa0 [ 287.623729] ? __save_stack_trace+0x8d/0xf0 [ 287.628102] ? lock_acquire+0x1ed/0x520 [ 287.632113] ? ext4_filemap_fault+0x7a/0xad [ 287.636463] ? lock_release+0x970/0x970 [ 287.640471] ? arch_local_save_flags+0x40/0x40 [ 287.645067] ? save_stack+0x43/0xd0 [ 287.648693] ? __kasan_slab_free+0x102/0x150 [ 287.653101] ? kasan_slab_free+0xe/0x10 [ 287.657083] ? kfree+0xcf/0x230 [ 287.660367] ? do_syslog+0x1474/0x1690 [ 287.664255] ? kmsg_read+0x8f/0xc0 [ 287.667806] ? proc_reg_read+0x2a3/0x3d0 [ 287.671878] ? __vfs_read+0x117/0x9b0 [ 287.675710] ? down_read+0xb0/0x1d0 [ 287.679341] ? ext4_filemap_fault+0x7a/0xad [ 287.683684] ? __down_interruptible+0x700/0x700 [ 287.688377] ? kasan_check_write+0x14/0x20 [ 287.692619] ? trace_hardirqs_off+0xb8/0x310 [ 287.697045] ext4_filemap_fault+0x82/0xad [ 287.701207] __do_fault+0x100/0x6b0 [ 287.704849] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 287.710306] ? print_bad_pte+0x6c0/0x6c0 [ 287.714376] ? __kasan_slab_free+0x119/0x150 [ 287.718869] ? pmd_val+0x88/0x100 [ 287.722320] ? add_mm_counter_fast+0xd0/0xd0 [ 287.726811] ? pmd_val+0x88/0x100 [ 287.730436] ? add_mm_counter_fast+0xd0/0xd0 [ 287.734846] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.740399] __handle_mm_fault+0x3709/0x53e0 [ 287.744819] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 287.749667] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.755205] ? unuse_pde+0x40/0x80 [ 287.758744] ? __f_unlock_pos+0x19/0x20 [ 287.762725] ? lock_acquire+0x1ed/0x520 [ 287.766714] ? handle_mm_fault+0x42a/0xc70 [ 287.771480] ? lock_downgrade+0x900/0x900 [ 287.775644] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 287.781460] ? __do_page_fault+0x67d/0xed0 [ 287.785701] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 287.791154] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 287.796700] ? check_preemption_disabled+0x48/0x200 [ 287.801737] handle_mm_fault+0x54f/0xc70 [ 287.806334] ? __handle_mm_fault+0x53e0/0x53e0 [ 287.811005] ? find_vma+0x34/0x190 [ 287.814548] __do_page_fault+0x67d/0xed0 [ 287.818626] ? mm_fault_error+0x380/0x380 [ 287.823040] ? trace_hardirqs_off+0xb8/0x310 [ 287.827447] ? trace_hardirqs_on+0x310/0x310 [ 287.831863] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 287.837588] ? trace_hardirqs_on+0x310/0x310 [ 287.842001] do_page_fault+0xf2/0x7e0 [ 287.845809] ? vmalloc_sync_all+0x30/0x30 [ 287.849973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 287.856051] ? error_entry+0x70/0xd0 [ 287.860302] ? trace_hardirqs_off_caller+0xbb/0x310 [ 287.865682] ? trace_hardirqs_on_caller+0xc0/0x310 [ 287.870629] ? syscall_return_slowpath+0x5e0/0x5e0 [ 287.875580] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.880445] ? trace_hardirqs_on_caller+0x310/0x310 [ 287.885475] ? trace_hardirqs_off+0x310/0x310 [ 287.890337] ? prepare_exit_to_usermode+0x291/0x3b0 [ 287.896239] ? page_fault+0x8/0x30 [ 287.900765] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.906328] ? page_fault+0x8/0x30 [ 287.909875] page_fault+0x1e/0x30 [ 287.913327] RIP: 0033:0x7f55b1a571fd [ 287.917045] Code: Bad RIP value. [ 287.920576] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 287.926120] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 287.933909] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 287.941352] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 287.949316] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 287.957086] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 287.964390] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 287.964441] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 287.971586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.971590] Call Trace: [ 287.971596] [ 287.971618] dump_stack+0x1c4/0x2b4 [ 287.971637] ? dump_stack_print_info.cold.2+0x52/0x52 [ 287.978548] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 287.988667] warn_alloc.cold.119+0xb7/0x1bd [ 287.991403] rsyslogd cpuset= [ 287.993549] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 287.997142] / mems_allowed=0 [ 288.002339] ? lock_downgrade+0x900/0x900 [ 288.031877] ? trace_hardirqs_off+0xb8/0x310 [ 288.036297] ? trace_hardirqs_off+0xb8/0x310 [ 288.040714] __alloc_pages_slowpath+0x2667/0x2d80 [ 288.045581] ? warn_alloc+0x120/0x120 [ 288.049653] ? lock_release+0x970/0x970 [ 288.053631] ? warn_alloc+0x120/0x120 [ 288.057438] ? trace_hardirqs_on+0x310/0x310 [ 288.061846] ? warn_alloc+0x120/0x120 [ 288.065662] ? mark_held_locks+0x130/0x130 [ 288.069902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.075549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.081349] ? should_fail+0x22d/0xd01 [ 288.085242] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 288.090344] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.095888] ? should_fail+0x22d/0xd01 [ 288.099775] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 288.104881] ? should_fail+0x22d/0xd01 [ 288.109044] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 288.114158] ? mark_held_locks+0x130/0x130 [ 288.118397] ? mark_held_locks+0x130/0x130 [ 288.122636] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.128183] ? trace_hardirqs_off+0xb8/0x310 [ 288.132597] ? kasan_check_read+0x11/0x20 [ 288.136748] ? do_raw_spin_unlock+0xa7/0x2f0 [ 288.141161] ? trace_hardirqs_on+0x310/0x310 [ 288.145568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.151125] ? wq_watchdog_touch+0x9c/0xfe [ 288.155547] ? io_serial_in+0x11/0x90 [ 288.159364] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.165094] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 288.170215] __alloc_pages_nodemask+0xa80/0xde0 [ 288.174892] ? should_fail+0x22d/0xd01 [ 288.178801] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 288.183887] ? ____cache_alloc_node+0x1c7/0x1e0 [ 288.188573] ? lock_downgrade+0x900/0x900 [ 288.192736] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.198659] cache_grow_begin+0x91/0x8c0 [ 288.202729] ? do_raw_spin_unlock+0xa7/0x2f0 [ 288.207174] fallback_alloc+0x203/0x2e0 [ 288.211252] ____cache_alloc_node+0x1c7/0x1e0 [ 288.215765] kmem_cache_alloc_node+0xe3/0x730 [ 288.220273] ? ipv6_get_ifaddr+0x42e/0x620 [ 288.224520] __alloc_skb+0x119/0x770 [ 288.228242] ? skb_scrub_packet+0x490/0x490 [ 288.232572] ? lock_downgrade+0x900/0x900 [ 288.236738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.242288] ? refcount_sub_and_test_checked+0x203/0x310 [ 288.247927] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 288.253397] ? addrconf_rs_timer+0x690/0x690 [ 288.258181] ndisc_alloc_skb+0x144/0x340 [ 288.262436] ndisc_send_rs+0x331/0x6e0 [ 288.266343] addrconf_rs_timer+0x314/0x690 [ 288.270593] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.274845] call_timer_fn+0x272/0x920 [ 288.278741] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.282988] ? process_timeout+0x40/0x40 [ 288.287058] ? trace_hardirqs_off+0xb8/0x310 [ 288.291475] ? kasan_check_read+0x11/0x20 [ 288.295640] ? do_raw_spin_unlock+0xa7/0x2f0 [ 288.300064] ? trace_hardirqs_on+0x310/0x310 [ 288.304484] ? __run_timers+0x7da/0xc70 [ 288.308464] ? lock_downgrade+0x900/0x900 [ 288.312619] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 288.317728] ? trace_hardirqs_on+0xbd/0x310 [ 288.322623] ? kasan_check_read+0x11/0x20 [ 288.327133] ? __run_timers+0x7da/0xc70 [ 288.331123] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 288.337020] ? kasan_check_write+0x14/0x20 [ 288.341265] ? do_raw_spin_lock+0xc1/0x200 [ 288.345517] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 288.349768] __run_timers+0x7e5/0xc70 [ 288.353596] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 288.358973] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 288.364005] ? timerqueue_add+0x207/0x2b0 [ 288.368175] ? enqueue_hrtimer+0x1a5/0x560 [ 288.372447] ? lock_release+0x970/0x970 [ 288.376615] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 288.381831] ? kasan_check_write+0x14/0x20 [ 288.386085] ? pvclock_read_flags+0x160/0x160 [ 288.390593] ? lock_downgrade+0x900/0x900 [ 288.394803] ? trace_hardirqs_on+0xbd/0x310 [ 288.399662] ? kvm_sched_clock_read+0x9/0x20 [ 288.404105] ? irq_exit+0x17f/0x1c0 [ 288.407782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.413609] ? check_preemption_disabled+0x48/0x200 [ 288.418643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.424552] run_timer_softirq+0x52/0xb0 [ 288.428629] ? __this_cpu_preempt_check+0x1c/0x1f [ 288.433483] __do_softirq+0x30b/0xad8 [ 288.437331] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 288.442445] ? pvclock_read_flags+0x160/0x160 [ 288.446945] ? lapic_next_event+0x5a/0x90 [ 288.451097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.456640] ? clockevents_program_event+0x140/0x370 [ 288.461756] ? kvm_clock_read+0x18/0x30 [ 288.465750] ? kvm_sched_clock_read+0x9/0x20 [ 288.470361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.475933] ? check_preemption_disabled+0x48/0x200 [ 288.480980] irq_exit+0x17f/0x1c0 [ 288.484482] smp_apic_timer_interrupt+0x1cb/0x760 [ 288.489342] ? smp_reschedule_interrupt+0x109/0x650 [ 288.494549] ? smp_call_function_single_interrupt+0x650/0x650 [ 288.500446] ? interrupt_entry+0xb5/0xf0 [ 288.504515] ? trace_hardirqs_off_caller+0xbb/0x310 [ 288.509537] ? trace_hardirqs_off_caller+0xbb/0x310 [ 288.514558] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.519425] ? trace_hardirqs_on_caller+0x310/0x310 [ 288.524454] ? trace_hardirqs_on_caller+0x310/0x310 [ 288.529475] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.535023] ? check_preemption_disabled+0x48/0x200 [ 288.540046] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.545618] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.550475] apic_timer_interrupt+0xf/0x20 [ 288.554702] [ 288.556940] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 288.561871] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 288.580776] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 288.588495] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 288.596041] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 288.604008] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 288.611282] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 288.618559] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 288.626299] ? trace_hardirqs_on+0xb4/0x310 [ 288.631181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 288.636739] skb_clone+0x1bb/0x500 [ 288.640291] ? finish_task_switch+0x1b5/0x900 [ 288.644803] ? skb_split+0x11e0/0x11e0 [ 288.649049] ? preempt_notifier_register+0x200/0x200 [ 288.654188] ? __switch_to_asm+0x34/0x70 [ 288.658271] ? __switch_to_asm+0x34/0x70 [ 288.662346] ? __switch_to_asm+0x40/0x70 [ 288.666417] ? __switch_to_asm+0x34/0x70 [ 288.670856] ? __switch_to_asm+0x40/0x70 [ 288.674924] ? __switch_to_asm+0x34/0x70 [ 288.678989] ? __switch_to_asm+0x40/0x70 [ 288.683061] ? __switch_to_asm+0x34/0x70 [ 288.687656] ? __switch_to_asm+0x34/0x70 [ 288.692252] ? __switch_to_asm+0x40/0x70 [ 288.697226] ? __switch_to_asm+0x34/0x70 [ 288.701316] bpf_clone_redirect+0xb9/0x490 [ 288.705572] ? __schedule+0x874/0x1ed0 [ 288.709475] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 288.714512] ? __sched_text_start+0x8/0x8 [ 288.718850] ? retint_kernel+0x2d/0x2d [ 288.722766] ? trace_hardirqs_on_caller+0xc0/0x310 [ 288.727716] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 288.732525] ? trace_hardirqs_off+0x310/0x310 [ 288.737037] ? bpf_test_run+0x1fc/0x5a0 [ 288.741020] ? lock_acquire+0x1ed/0x520 [ 288.744999] ? bpf_test_run+0x32e/0x5a0 [ 288.748986] ? lock_release+0x970/0x970 [ 288.752968] ? preempt_schedule+0x4d/0x60 [ 288.757633] ? preempt_schedule_common+0x1f/0xd0 [ 288.762573] ? preempt_schedule+0x4d/0x60 [ 288.766731] ? ___preempt_schedule+0x16/0x18 [ 288.771161] ? bpf_test_run+0x1c0/0x5a0 [ 288.775151] ? netlink_diag_dump+0x2a0/0x2a0 [ 288.779566] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 288.785109] ? bpf_test_init.isra.9+0x70/0x100 [ 288.789699] ? bpf_prog_test_run_skb+0x634/0xb40 [ 288.794483] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 288.799339] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 288.804894] ? fput+0x130/0x1a0 [ 288.808185] ? __bpf_prog_get+0x9b/0x290 [ 288.812257] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 288.817103] ? bpf_prog_test_run+0x130/0x1a0 [ 288.821519] ? __x64_sys_bpf+0x3d8/0x510 [ 288.825582] ? bpf_prog_get+0x20/0x20 [ 288.829402] ? do_syscall_64+0x1b9/0x820 [ 288.833473] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 288.839029] ? syscall_return_slowpath+0x5e0/0x5e0 [ 288.843971] ? trace_hardirqs_on_caller+0x310/0x310 [ 288.848999] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 288.854033] ? recalc_sigpending_tsk+0x180/0x180 [ 288.858798] ? kasan_check_write+0x14/0x20 [ 288.863046] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.867901] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.873804] warn_alloc_show_mem: 1 callbacks suppressed [ 288.873817] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 288.873819] Mem-Info: [ 288.873850] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 288.873850] active_file:15 inactive_file:16 isolated_file:0 [ 288.873850] unevictable:0 dirty:0 writeback:0 unstable:0 [ 288.873850] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 288.873850] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 288.873850] free:13758 free_pcp:319 free_cma:0 [ 288.879197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 288.885965] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 288.888376] Call Trace: [ 288.921601] Node 0 [ 288.931747] [ 288.960262] 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 [ 288.962843] dump_stack+0x1c4/0x2b4 [ 288.965058] lowmem_reserve[]: [ 288.967212] ? dump_stack_print_info.cold.2+0x52/0x52 [ 288.992691] 0 [ 288.996342] warn_alloc.cold.119+0xb7/0x1bd [ 288.999420] 2819 [ 289.004619] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 289.006407] 6323 [ 289.010748] ? lock_downgrade+0x900/0x900 [ 289.012788] 6323 [ 289.018341] ? trace_hardirqs_off+0xb8/0x310 [ 289.024550] ? trace_hardirqs_off+0xb8/0x310 [ 289.026941] Node 0 [ 289.032058] __alloc_pages_slowpath+0x2667/0x2d80 [ 289.036478] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 289.038719] ? warn_alloc+0x120/0x120 [ 289.044272] lowmem_reserve[]: [ 289.072312] ? trace_hardirqs_on+0x310/0x310 [ 289.076100] 0 [ 289.079208] ? warn_alloc+0x120/0x120 [ 289.083582] 0 3503 [ 289.085401] ? warn_alloc+0x120/0x120 [ 289.089358] 3503 [ 289.091628] ? ktime_get+0x2e1/0x440 [ 289.097820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.101978] Node 0 [ 289.107874] ? check_preemption_disabled+0x48/0x200 [ 289.107907] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 289.107915] lowmem_reserve[]: [ 289.110410] ? kasan_check_read+0x11/0x20 [ 289.115409] 0 [ 289.143880] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.146965] 0 [ 289.151119] ? should_fail+0x22d/0xd01 [ 289.153329] 0 [ 289.158873] ? rcu_bh_qs+0xc0/0xc0 [ 289.160657] 0 [ 289.165332] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.171011] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 289.172964] Node 0 [ 289.178071] ? should_fail+0x22d/0xd01 [ 289.183585] DMA: [ 289.185826] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.189776] 1*4kB [ 289.191838] ? should_fail+0x22d/0xd01 [ 289.197651] (U) [ 289.199992] ? rcu_idle_enter+0x4b0/0x4b0 [ 289.203851] 0*8kB [ 289.205835] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 289.209960] 0*16kB [ 289.212116] ? mark_held_locks+0x130/0x130 [ 289.217198] 1*32kB [ 289.219445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.223654] (U) [ 289.225896] ? mark_held_locks+0x130/0x130 [ 289.231415] 2*64kB [ 289.233450] ? rcu_irq_exit+0xce/0x100 [ 289.237659] (U) [ 289.239909] ? irq_exit+0xbd/0x1c0 [ 289.243776] 1*128kB [ 289.245763] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 289.249370] (U) [ 289.251702] ? do_raw_spin_unlock+0xa7/0x2f0 [ 289.256696] 1*256kB [ 289.258801] ? smp_call_function_single_interrupt+0x650/0x650 [ 289.263198] (U) 0*512kB [ 289.265560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.271428] 1*1024kB [ 289.274113] ? ret_from_intr+0xb/0x1e [ 289.279975] (U) [ 289.282431] ? retint_kernel+0x2d/0x2d [ 289.286178] 1*2048kB [ 289.288821] ? trace_hardirqs_on_caller+0xc0/0x310 [ 289.293036] (M) [ 289.295453] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 289.300717] 3*4096kB [ 289.303046] ? trace_hardirqs_off+0x310/0x310 [ 289.308305] (M) [ 289.310724] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 289.315232] = 15908kB [ 289.315243] Node 0 [ 289.317239] __alloc_pages_nodemask+0xa80/0xde0 [ 289.322334] DMA32: [ 289.324763] ? should_fail+0x22d/0xd01 [ 289.326977] 4*4kB [ 289.331663] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 289.333869] (M) [ 289.337947] ? ____cache_alloc_node+0x1c7/0x1e0 [ 289.340610] 1*8kB [ 289.345825] ? lock_downgrade+0x900/0x900 [ 289.347785] (U) [ 289.352680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.354815] 2*16kB [ 289.359503] cache_grow_begin+0x91/0x8c0 [ 289.361463] (M) [ 289.367026] ? do_raw_spin_unlock+0xa7/0x2f0 [ 289.369244] 2*32kB [ 289.373320] fallback_alloc+0x203/0x2e0 [ 289.375283] (M) [ 289.379713] ____cache_alloc_node+0x1c7/0x1e0 [ 289.381931] 4*64kB [ 289.386551] kmem_cache_alloc_node+0xe3/0x730 [ 289.388513] (M) [ 289.393637] ? ipv6_get_ifaddr+0x42e/0x620 [ 289.396199] 4*128kB [ 289.401488] __alloc_skb+0x119/0x770 [ 289.403445] (UM) [ 289.407691] ? skb_scrub_packet+0x490/0x490 [ 289.409991] 3*256kB (M) [ 289.413723] ? lock_downgrade+0x900/0x900 [ 289.415755] 4*512kB (UM) [ 289.420098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.422742] 3*1024kB (UM) [ 289.426913] ? refcount_sub_and_test_checked+0x203/0x310 [ 289.429678] 3*2048kB [ 289.435492] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 289.438413] (M) [ 289.443886] ? addrconf_rs_timer+0x690/0x690 [ 289.446277] 3*4096kB [ 289.451757] ndisc_alloc_skb+0x144/0x340 [ 289.453713] (M) [ 289.458140] ndisc_send_rs+0x331/0x6e0 [ 289.460549] = 25208kB [ 289.464969] addrconf_rs_timer+0x314/0x690 [ 289.466956] Node 0 [ 289.471030] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.473424] Normal: [ 289.478112] call_timer_fn+0x272/0x920 [ 289.480363] 853*4kB [ 289.484607] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.486906] (UMEH) [ 289.491148] ? process_timeout+0x40/0x40 [ 289.493802] 371*8kB [ 289.498046] ? trace_hardirqs_off+0xb8/0x310 [ 289.500285] (UME) [ 289.505303] ? kasan_check_read+0x11/0x20 [ 289.505324] ? do_raw_spin_unlock+0xa7/0x2f0 [ 289.507977] 193*16kB [ 289.512590] ? trace_hardirqs_on+0x310/0x310 [ 289.514895] (UME) [ 289.519228] ? __run_timers+0x7da/0xc70 [ 289.523614] 70*32kB [ 289.526037] ? lock_downgrade+0x900/0x900 [ 289.530423] (UMEH) [ 289.532583] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 289.536537] 27*64kB [ 289.538884] ? trace_hardirqs_on+0xbd/0x310 [ 289.543010] (UMH) [ 289.545247] ? kasan_check_read+0x11/0x20 [ 289.545266] ? __run_timers+0x7da/0xc70 [ 289.550344] 4*128kB (UM) [ 289.552696] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 289.556995] 0*256kB [ 289.559146] ? kasan_check_write+0x14/0x20 [ 289.563453] 0*512kB [ 289.567439] ? do_raw_spin_lock+0xc1/0x200 [ 289.570176] 0*1024kB [ 289.575810] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 289.578111] 0*2048kB [ 289.582801] __run_timers+0x7e5/0xc70 [ 289.585191] 0*4096kB [ 289.589449] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 289.592188] = 13948kB [ 289.596426] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 289.598994] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 289.602792] ? timerqueue_add+0x207/0x2b0 [ 289.605179] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 289.605189] 660 total pagecache pages [ 289.610655] ? enqueue_hrtimer+0x1a5/0x560 [ 289.613047] 0 pages in swap cache [ 289.618075] ? lock_release+0x970/0x970 [ 289.627173] Swap cache stats: add 0, delete 0, find 0/0 [ 289.627186] Free swap = 0kB [ 289.631357] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 289.640176] Total swap = 0kB [ 289.644165] ? kasan_check_write+0x14/0x20 [ 289.648385] 1965979 pages RAM [ 289.651857] ? pvclock_read_flags+0x160/0x160 [ 289.655800] 0 pages HighMem/MovableOnly [ 289.655811] 342307 pages reserved [ 289.661193] ? lock_downgrade+0x900/0x900 [ 289.664192] 0 pages cma reserved [ 289.669402] ? trace_hardirqs_on+0xbd/0x310 [ 289.672884] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 289.677062] ? kvm_sched_clock_read+0x9/0x20 [ 289.677079] ? irq_exit+0x17f/0x1c0 [ 289.677098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.680237] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 289.684686] ? check_preemption_disabled+0x48/0x200 [ 289.688638] syz-executor2 cpuset= [ 289.692099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.696226] syz2 [ 289.700125] run_timer_softirq+0x52/0xb0 [ 289.705041] mems_allowed=0 [ 289.711539] ? __this_cpu_preempt_check+0x1c/0x1f [ 289.763443] __do_softirq+0x30b/0xad8 [ 289.767256] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 289.772891] ? pvclock_read_flags+0x160/0x160 [ 289.778083] ? lapic_next_event+0x5a/0x90 [ 289.782234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.787779] ? clockevents_program_event+0x140/0x370 [ 289.792891] ? kvm_clock_read+0x18/0x30 [ 289.796870] ? kvm_sched_clock_read+0x9/0x20 [ 289.801289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.806832] ? check_preemption_disabled+0x48/0x200 [ 289.811870] irq_exit+0x17f/0x1c0 [ 289.815330] smp_apic_timer_interrupt+0x1cb/0x760 [ 289.820189] ? smp_reschedule_interrupt+0x109/0x650 [ 289.825212] ? smp_call_function_single_interrupt+0x650/0x650 [ 289.831099] ? interrupt_entry+0xb5/0xf0 [ 289.835169] ? trace_hardirqs_off_caller+0xbb/0x310 [ 289.840185] ? trace_hardirqs_off_caller+0xbb/0x310 [ 289.845387] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 289.850492] ? trace_hardirqs_on_caller+0x310/0x310 [ 289.855507] ? trace_hardirqs_on_caller+0x310/0x310 [ 289.860874] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 289.866695] ? check_preemption_disabled+0x48/0x200 [ 289.871730] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 289.876585] apic_timer_interrupt+0xf/0x20 [ 289.880813] [ 289.883054] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 289.888244] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 289.907145] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 289.914856] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 289.922299] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 289.929575] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 289.937107] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 289.944382] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 289.952164] ? trace_hardirqs_on+0x9a/0x310 [ 289.956492] ? trace_hardirqs_on+0xb4/0x310 [ 289.960822] retint_kernel+0x1b/0x2d [ 289.964550] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 289.969835] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 289.989268] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 289.997423] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 290.005225] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 290.012501] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 290.020120] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 290.027396] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 290.034697] ? trace_hardirqs_on+0x9a/0x310 [ 290.039224] ? arch_local_irq_restore+0x45/0x52 [ 290.043913] dump_stack+0x26a/0x2b4 [ 290.047550] ? dump_stack_print_info.cold.2+0x52/0x52 [ 290.052753] ? mark_held_locks+0x130/0x130 [ 290.056993] ? mark_held_locks+0x130/0x130 [ 290.061236] dump_header+0x27b/0xf72 [ 290.064956] ? rcu_read_unlock+0x16/0x60 [ 290.069021] ? pagefault_out_of_memory+0x197/0x197 [ 290.073956] ? mark_held_locks+0x130/0x130 [ 290.078195] ? percpu_ref_put_many+0x13e/0x260 [ 290.082802] ? mem_cgroup_charge_statistics+0x780/0x780 [ 290.088185] ? mem_cgroup_iter+0x1f7/0x1160 [ 290.092519] ? mark_held_locks+0x130/0x130 [ 290.096765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.102318] ? task_will_free_mem+0x239/0xb30 [ 290.106851] ? ___ratelimit+0x36f/0x655 [ 290.110852] ? lock_downgrade+0x900/0x900 [ 290.115018] ? trace_hardirqs_on+0xbd/0x310 [ 290.119358] ? kasan_check_read+0x11/0x20 [ 290.123519] ? ___ratelimit+0x36f/0x655 [ 290.127504] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 290.132965] ? trace_hardirqs_on+0x310/0x310 [ 290.137388] ? lock_downgrade+0x900/0x900 [ 290.142248] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 290.147544] ? ___ratelimit+0xaa/0x655 [ 290.151442] ? idr_get_free+0xec0/0xec0 [ 290.155425] ? kasan_check_write+0x14/0x20 [ 290.159669] ? do_raw_spin_lock+0xc1/0x200 [ 290.163919] oom_kill_process.cold.27+0x10/0x903 [ 290.169116] ? _raw_spin_unlock+0x2c/0x50 [ 290.173272] ? oom_badness+0xe6/0xaa0 [ 290.177078] ? oom_evaluate_task+0x540/0x540 [ 290.181496] ? shrink_node+0x16b0/0x16b0 [ 290.185569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.191120] ? oom_unkillable_task+0x383/0x580 [ 290.195719] ? out_of_memory+0x974/0x1430 [ 290.199883] ? lock_downgrade+0x900/0x900 [ 290.204093] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 290.209912] ? __cpuset_node_allowed+0x19b/0x660 [ 290.214690] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 290.220243] ? oom_evaluate_task+0x302/0x540 [ 290.224681] out_of_memory+0xa84/0x1430 [ 290.228686] ? oom_killer_disable+0x3a0/0x3a0 [ 290.233393] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 290.238342] ? __mutex_add_waiter+0x2a0/0x2a0 [ 290.242881] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 290.248877] ? find_next_bit+0x104/0x130 [ 290.252964] __alloc_pages_slowpath+0x2318/0x2d80 [ 290.258016] ? warn_alloc+0x120/0x120 [ 290.261824] ? __radix_tree_lookup+0x4c0/0x4c0 [ 290.266444] ? mark_held_locks+0x130/0x130 [ 290.270703] ? find_get_entry+0x2f2/0xc40 [ 290.274880] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 290.279828] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.285501] ? should_fail+0x22d/0xd01 [ 290.289409] ? ___might_sleep+0x1ed/0x300 [ 290.293571] ? lock_release+0x970/0x970 [ 290.297569] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 290.303248] ? __might_sleep+0x95/0x190 [ 290.307856] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 290.312711] ? free_one_page+0xcae/0x1700 [ 290.316904] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 290.321940] ? lock_downgrade+0x900/0x900 [ 290.326123] ? ___might_sleep+0x1ed/0x300 [ 290.330287] ? lock_release+0x970/0x970 [ 290.334277] ? arch_local_save_flags+0x40/0x40 [ 290.339048] ? _raw_spin_unlock+0x2c/0x50 [ 290.343205] ? free_one_page+0xcae/0x1700 [ 290.347382] ? __might_sleep+0x95/0x190 [ 290.351384] __alloc_pages_nodemask+0xa80/0xde0 [ 290.356075] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 290.361101] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 290.367095] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 290.371777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.377323] ? __do_page_cache_readahead+0x7ce/0x980 [ 290.382452] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 290.388006] alloc_pages_current+0x10c/0x210 [ 290.392425] ? lock_downgrade+0x900/0x900 [ 290.396594] __page_cache_alloc+0x38f/0x5b0 [ 290.400939] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 290.407106] ? ext4_filemap_fault+0x82/0xad [ 290.411456] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 290.416150] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.421715] ? check_preemption_disabled+0x48/0x200 [ 290.426762] filemap_fault+0x1594/0x25f0 [ 290.431105] ? __lock_page_or_retry+0xa00/0xa00 [ 290.435786] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 290.441588] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 290.446363] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 290.451130] ? filemap_map_pages+0xdea/0x1980 [ 290.456156] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 290.462304] ? kasan_check_read+0x11/0x20 [ 290.466473] ? find_get_pages_range_tag+0x1320/0x1320 [ 290.471682] ? rcu_bh_qs+0xc0/0xc0 [ 290.475226] ? unwind_dump+0x190/0x190 [ 290.479136] ? is_bpf_text_address+0xd3/0x170 [ 290.483660] ? __kernel_text_address+0xd/0x40 [ 290.488177] ? unwind_get_return_address+0x61/0xa0 [ 290.493128] ? __save_stack_trace+0x8d/0xf0 [ 290.497478] ? lock_acquire+0x1ed/0x520 [ 290.501459] ? ext4_filemap_fault+0x7a/0xad [ 290.506664] ? lock_release+0x970/0x970 [ 290.510649] ? arch_local_save_flags+0x40/0x40 [ 290.515231] ? save_stack+0x43/0xd0 [ 290.518855] ? __kasan_slab_free+0x102/0x150 [ 290.523263] ? kasan_slab_free+0xe/0x10 [ 290.527235] ? kfree+0xcf/0x230 [ 290.530512] ? do_syslog+0x1474/0x1690 [ 290.534402] ? kmsg_read+0x8f/0xc0 [ 290.537942] ? proc_reg_read+0x2a3/0x3d0 [ 290.542356] ? __vfs_read+0x117/0x9b0 [ 290.546167] ? down_read+0xb0/0x1d0 [ 290.549790] ? ext4_filemap_fault+0x7a/0xad [ 290.554116] ? __down_interruptible+0x700/0x700 [ 290.558784] ? kasan_check_write+0x14/0x20 [ 290.563025] ? trace_hardirqs_off+0xb8/0x310 [ 290.567443] ext4_filemap_fault+0x82/0xad [ 290.571594] __do_fault+0x100/0x6b0 [ 290.575230] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 290.580680] ? print_bad_pte+0x6c0/0x6c0 [ 290.584916] ? __kasan_slab_free+0x119/0x150 [ 290.589328] ? pmd_val+0x88/0x100 [ 290.592784] ? add_mm_counter_fast+0xd0/0xd0 [ 290.597188] ? pmd_val+0x88/0x100 [ 290.600645] ? add_mm_counter_fast+0xd0/0xd0 [ 290.605058] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.610779] __handle_mm_fault+0x3709/0x53e0 [ 290.615197] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 290.620047] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.625595] ? unuse_pde+0x40/0x80 [ 290.629486] ? __f_unlock_pos+0x19/0x20 [ 290.633468] ? lock_acquire+0x1ed/0x520 [ 290.637638] ? handle_mm_fault+0x42a/0xc70 [ 290.642410] ? lock_downgrade+0x900/0x900 [ 290.646564] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 290.652369] ? __do_page_fault+0x67d/0xed0 [ 290.656630] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 290.662259] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.667801] ? check_preemption_disabled+0x48/0x200 [ 290.672846] handle_mm_fault+0x54f/0xc70 [ 290.676924] ? __handle_mm_fault+0x53e0/0x53e0 [ 290.682026] ? find_vma+0x34/0x190 [ 290.685571] __do_page_fault+0x67d/0xed0 [ 290.689635] ? mm_fault_error+0x380/0x380 [ 290.693789] ? trace_hardirqs_off+0xb8/0x310 [ 290.698196] ? trace_hardirqs_on+0x310/0x310 [ 290.702959] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.708323] ? trace_hardirqs_on+0x310/0x310 [ 290.712744] do_page_fault+0xf2/0x7e0 [ 290.716546] ? vmalloc_sync_all+0x30/0x30 [ 290.720913] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.726450] ? error_entry+0x70/0xd0 [ 290.730165] ? trace_hardirqs_off_caller+0xbb/0x310 [ 290.735178] ? trace_hardirqs_on_caller+0xc0/0x310 [ 290.740106] ? syscall_return_slowpath+0x5e0/0x5e0 [ 290.745208] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.750573] ? trace_hardirqs_on_caller+0x310/0x310 [ 290.755586] ? trace_hardirqs_off+0x310/0x310 [ 290.760088] ? prepare_exit_to_usermode+0x291/0x3b0 [ 290.765278] ? page_fault+0x8/0x30 [ 290.769176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.774035] ? page_fault+0x8/0x30 [ 290.777576] page_fault+0x1e/0x30 [ 290.781029] RIP: 0033:0x7f55b1a571fd [ 290.784742] Code: Bad RIP value. [ 290.788100] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 290.793469] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 290.800746] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 290.808022] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 290.815299] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 290.822924] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 290.830414] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 290.830466] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 290.837620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.837626] Call Trace: [ 290.837631] [ 290.837656] dump_stack+0x1c4/0x2b4 [ 290.837672] ? dump_stack_print_info.cold.2+0x52/0x52 [ 290.837693] warn_alloc.cold.119+0xb7/0x1bd [ 290.844585] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 290.853901] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 290.856469] rsyslogd cpuset= [ 290.858636] ? lock_downgrade+0x900/0x900 [ 290.862246] / [ 290.867450] ? trace_hardirqs_off+0xb8/0x310 [ 290.871753] mems_allowed=0 [ 290.905009] ? trace_hardirqs_off+0xb8/0x310 [ 290.909439] __alloc_pages_slowpath+0x2667/0x2d80 [ 290.914677] ? warn_alloc+0x120/0x120 [ 290.919181] ? warn_alloc+0x120/0x120 [ 290.923417] ? warn_alloc+0x120/0x120 [ 290.927227] ? mark_held_locks+0x130/0x130 [ 290.931473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.937029] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.942573] ? should_fail+0x22d/0xd01 [ 290.946464] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 290.951843] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 290.957389] ? should_fail+0x22d/0xd01 [ 290.961281] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 290.966392] ? should_fail+0x22d/0xd01 [ 290.970290] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 290.975398] ? mark_held_locks+0x130/0x130 [ 290.979725] ? mark_held_locks+0x130/0x130 [ 290.983961] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 290.989511] ? trace_hardirqs_off+0xb8/0x310 [ 290.993947] ? kasan_check_read+0x11/0x20 [ 290.998100] ? do_raw_spin_unlock+0xa7/0x2f0 [ 291.002520] ? trace_hardirqs_on+0x310/0x310 [ 291.006939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.012483] ? wq_watchdog_touch+0x9c/0xfe [ 291.016727] ? io_serial_in+0x11/0x90 [ 291.020539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.026089] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 291.031209] __alloc_pages_nodemask+0xa80/0xde0 [ 291.035887] ? should_fail+0x22d/0xd01 [ 291.039786] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 291.044837] ? ____cache_alloc_node+0x1c7/0x1e0 [ 291.049528] ? lock_downgrade+0x900/0x900 [ 291.053686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.059749] cache_grow_begin+0x91/0x8c0 [ 291.064182] ? do_raw_spin_unlock+0xa7/0x2f0 [ 291.069164] fallback_alloc+0x203/0x2e0 [ 291.073156] ____cache_alloc_node+0x1c7/0x1e0 [ 291.078197] kmem_cache_alloc_node+0xe3/0x730 [ 291.082702] ? ipv6_get_ifaddr+0x42e/0x620 [ 291.086944] __alloc_skb+0x119/0x770 [ 291.090670] ? skb_scrub_packet+0x490/0x490 [ 291.095007] ? lock_downgrade+0x900/0x900 [ 291.099176] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.104729] ? refcount_sub_and_test_checked+0x203/0x310 [ 291.110377] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 291.115849] ? addrconf_rs_timer+0x690/0x690 [ 291.120278] ndisc_alloc_skb+0x144/0x340 [ 291.124703] ndisc_send_rs+0x331/0x6e0 [ 291.128599] addrconf_rs_timer+0x314/0x690 [ 291.132846] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.137098] call_timer_fn+0x272/0x920 [ 291.141346] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.146467] ? process_timeout+0x40/0x40 [ 291.150550] ? trace_hardirqs_off+0xb8/0x310 [ 291.154961] ? kasan_check_read+0x11/0x20 [ 291.159123] ? do_raw_spin_unlock+0xa7/0x2f0 [ 291.163547] ? trace_hardirqs_on+0x310/0x310 [ 291.167967] ? __run_timers+0x7da/0xc70 [ 291.171952] ? lock_downgrade+0x900/0x900 [ 291.176113] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 291.181236] ? trace_hardirqs_on+0xbd/0x310 [ 291.185847] ? kasan_check_read+0x11/0x20 [ 291.190006] ? __run_timers+0x7da/0xc70 [ 291.193984] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 291.199966] ? kasan_check_write+0x14/0x20 [ 291.204209] ? do_raw_spin_lock+0xc1/0x200 [ 291.208460] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 291.213045] __run_timers+0x7e5/0xc70 [ 291.216859] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 291.222227] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 291.227244] ? timerqueue_add+0x207/0x2b0 [ 291.231411] ? enqueue_hrtimer+0x1a5/0x560 [ 291.235651] ? lock_release+0x970/0x970 [ 291.239639] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 291.244842] ? kasan_check_write+0x14/0x20 [ 291.249089] ? pvclock_read_flags+0x160/0x160 [ 291.254201] ? lock_downgrade+0x900/0x900 [ 291.258888] ? trace_hardirqs_on+0xbd/0x310 [ 291.263226] ? kvm_sched_clock_read+0x9/0x20 [ 291.267662] ? irq_exit+0x17f/0x1c0 [ 291.271300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.276856] ? check_preemption_disabled+0x48/0x200 [ 291.281887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.287454] run_timer_softirq+0x52/0xb0 [ 291.291535] ? __this_cpu_preempt_check+0x1c/0x1f [ 291.296570] __do_softirq+0x30b/0xad8 [ 291.300398] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 291.305522] ? pvclock_read_flags+0x160/0x160 [ 291.310028] ? lapic_next_event+0x5a/0x90 [ 291.314183] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.319723] ? clockevents_program_event+0x140/0x370 [ 291.324828] ? kvm_clock_read+0x18/0x30 [ 291.328803] ? kvm_sched_clock_read+0x9/0x20 [ 291.333211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.338751] ? check_preemption_disabled+0x48/0x200 [ 291.343779] irq_exit+0x17f/0x1c0 [ 291.347241] smp_apic_timer_interrupt+0x1cb/0x760 [ 291.352133] ? smp_reschedule_interrupt+0x109/0x650 [ 291.357542] ? smp_call_function_single_interrupt+0x650/0x650 [ 291.363453] ? interrupt_entry+0xb5/0xf0 [ 291.367540] ? trace_hardirqs_off_caller+0xbb/0x310 [ 291.372578] ? trace_hardirqs_off_caller+0xbb/0x310 [ 291.377615] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 291.382484] ? trace_hardirqs_on_caller+0x310/0x310 [ 291.387510] ? trace_hardirqs_on_caller+0x310/0x310 [ 291.392739] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.398294] ? check_preemption_disabled+0x48/0x200 [ 291.403320] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.408896] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 291.413757] apic_timer_interrupt+0xf/0x20 [ 291.418102] [ 291.420367] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 291.425304] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 291.444210] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 291.451926] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 291.459200] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 291.466472] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 291.473744] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 291.481011] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 291.488301] ? trace_hardirqs_on+0xb4/0x310 [ 291.492635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.498705] skb_clone+0x1bb/0x500 [ 291.502599] ? finish_task_switch+0x1b5/0x900 [ 291.507096] ? skb_split+0x11e0/0x11e0 [ 291.510989] ? preempt_notifier_register+0x200/0x200 [ 291.516266] ? __switch_to_asm+0x34/0x70 [ 291.520329] ? __switch_to_asm+0x34/0x70 [ 291.524396] ? __switch_to_asm+0x40/0x70 [ 291.528462] ? __switch_to_asm+0x34/0x70 [ 291.532521] ? __switch_to_asm+0x40/0x70 [ 291.536844] ? __switch_to_asm+0x34/0x70 [ 291.541951] ? __switch_to_asm+0x40/0x70 [ 291.546107] ? __switch_to_asm+0x34/0x70 [ 291.550186] ? __switch_to_asm+0x34/0x70 [ 291.554252] ? __switch_to_asm+0x40/0x70 [ 291.558313] ? __switch_to_asm+0x34/0x70 [ 291.562392] bpf_clone_redirect+0xb9/0x490 [ 291.566633] ? __schedule+0x874/0x1ed0 [ 291.570525] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 291.575548] ? __sched_text_start+0x8/0x8 [ 291.579703] ? retint_kernel+0x2d/0x2d [ 291.583594] ? trace_hardirqs_on_caller+0xc0/0x310 [ 291.588532] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 291.593732] ? trace_hardirqs_off+0x310/0x310 [ 291.598254] ? bpf_test_run+0x1fc/0x5a0 [ 291.602244] ? lock_acquire+0x1ed/0x520 [ 291.606259] ? bpf_test_run+0x32e/0x5a0 [ 291.610855] ? lock_release+0x970/0x970 [ 291.614831] ? preempt_schedule+0x4d/0x60 [ 291.618986] ? preempt_schedule_common+0x1f/0xd0 [ 291.623748] ? preempt_schedule+0x4d/0x60 [ 291.627902] ? ___preempt_schedule+0x16/0x18 [ 291.632318] ? bpf_test_run+0x1c0/0x5a0 [ 291.636307] ? netlink_diag_dump+0x2a0/0x2a0 [ 291.640715] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.646250] ? bpf_test_init.isra.9+0x70/0x100 [ 291.650835] ? bpf_prog_test_run_skb+0x634/0xb40 [ 291.655602] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 291.660460] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 291.666032] ? fput+0x130/0x1a0 [ 291.669327] ? __bpf_prog_get+0x9b/0x290 [ 291.673403] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 291.678245] ? bpf_prog_test_run+0x130/0x1a0 [ 291.682663] ? __x64_sys_bpf+0x3d8/0x510 [ 291.686732] ? bpf_prog_get+0x20/0x20 [ 291.690898] ? do_syscall_64+0x1b9/0x820 [ 291.694964] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 291.700339] ? syscall_return_slowpath+0x5e0/0x5e0 [ 291.705279] ? trace_hardirqs_on_caller+0x310/0x310 [ 291.710303] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 291.715335] ? recalc_sigpending_tsk+0x180/0x180 [ 291.720107] ? kasan_check_write+0x14/0x20 [ 291.724358] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 291.729209] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 291.734584] warn_alloc_show_mem: 1 callbacks suppressed [ 291.734597] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 291.734599] Mem-Info: [ 291.734630] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 291.734630] active_file:15 inactive_file:16 isolated_file:0 [ 291.734630] unevictable:0 dirty:0 writeback:0 unstable:0 [ 291.734630] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 291.734630] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 291.734630] free:13758 free_pcp:319 free_cma:0 [ 291.739973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.739983] Call Trace: [ 291.747119] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 291.749956] [ 291.784218] Node 0 [ 291.793766] dump_stack+0x1c4/0x2b4 [ 291.796348] 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 [ 291.824665] ? dump_stack_print_info.cold.2+0x52/0x52 [ 291.826789] lowmem_reserve[]: [ 291.829034] warn_alloc.cold.119+0xb7/0x1bd [ 291.832730] 0 [ 291.859201] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 291.864376] 2819 [ 291.867479] ? lock_downgrade+0x900/0x900 [ 291.871775] 6323 [ 291.873588] ? trace_hardirqs_off+0xb8/0x310 [ 291.878751] 6323 [ 291.880830] ? trace_hardirqs_off+0xb8/0x310 [ 291.887015] __alloc_pages_slowpath+0x2667/0x2d80 [ 291.891396] Node 0 [ 291.893485] ? warn_alloc+0x120/0x120 [ 291.897877] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 291.903227] ? warn_alloc+0x120/0x120 [ 291.905443] lowmem_reserve[]: [ 291.909251] ? warn_alloc+0x120/0x120 [ 291.935951] 0 [ 291.939937] ? mark_held_locks+0x130/0x130 [ 291.943025] 0 [ 291.946836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 291.948607] 3503 [ 291.953890] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.956017] 3503 [ 291.961556] ? should_fail+0x22d/0xd01 [ 291.969139] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 291.971182] Node 0 [ 291.975267] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 291.980372] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 291.982592] ? should_fail+0x22d/0xd01 [ 291.988277] lowmem_reserve[]: 0 [ 292.017717] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 292.021581] 0 [ 292.024861] ? should_fail+0x22d/0xd01 [ 292.029938] 0 [ 292.031739] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 292.036112] 0 [ 292.038271] ? mark_held_locks+0x130/0x130 [ 292.043520] Node 0 [ 292.045319] ? mark_held_locks+0x130/0x130 [ 292.049526] DMA: [ 292.051776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.055987] 1*4kB [ 292.058051] ? mark_held_locks+0x130/0x130 [ 292.063560] (U) [ 292.065884] ? trace_hardirqs_on+0x310/0x310 [ 292.070884] 0*8kB [ 292.073207] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.077587] 0*16kB [ 292.079735] ? wq_watchdog_touch+0x9c/0xfe [ 292.086734] 1*32kB [ 292.088980] ? io_serial_in+0x11/0x90 [ 292.093195] (U) [ 292.095442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.099219] 2*64kB (U) [ 292.101218] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 292.106736] 1*128kB [ 292.109336] __alloc_pages_nodemask+0xa80/0xde0 [ 292.114419] (U) 1*256kB [ 292.116768] ? should_fail+0x22d/0xd01 [ 292.121419] (U) [ 292.124103] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 292.127974] 0*512kB [ 292.129972] ? ____cache_alloc_node+0x1c7/0x1e0 [ 292.134964] 1*1024kB [ 292.137307] ? lock_downgrade+0x900/0x900 [ 292.141950] (U) 1*2048kB [ 292.144410] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.148546] (M) [ 292.151666] cache_grow_begin+0x91/0x8c0 [ 292.157181] 3*4096kB [ 292.159170] ? do_raw_spin_unlock+0xa7/0x2f0 [ 292.163206] (M) [ 292.165626] fallback_alloc+0x203/0x2e0 [ 292.170015] = 15908kB [ 292.170024] Node 0 [ 292.172203] ____cache_alloc_node+0x1c7/0x1e0 [ 292.176359] DMA32: [ 292.178784] kmem_cache_alloc_node+0xe3/0x730 [ 292.180993] 4*4kB [ 292.185492] ? ipv6_get_ifaddr+0x42e/0x620 [ 292.187699] (M) [ 292.192216] __alloc_skb+0x119/0x770 [ 292.194345] 1*8kB [ 292.198596] ? skb_scrub_packet+0x490/0x490 [ 292.200551] (U) [ 292.204276] ? lock_downgrade+0x900/0x900 [ 292.206402] 2*16kB (M) [ 292.210759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.212717] 2*32kB [ 292.216873] ? refcount_sub_and_test_checked+0x203/0x310 [ 292.219430] (M) [ 292.224981] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 292.227369] 4*64kB [ 292.232923] ? addrconf_rs_timer+0x690/0x690 [ 292.234909] (M) [ 292.240385] ndisc_alloc_skb+0x144/0x340 [ 292.242593] 4*128kB [ 292.247650] ndisc_send_rs+0x331/0x6e0 [ 292.249600] (UM) [ 292.254114] addrconf_rs_timer+0x314/0x690 [ 292.256420] 3*256kB [ 292.260334] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.262377] (M) [ 292.266636] call_timer_fn+0x272/0x920 [ 292.268953] 4*512kB [ 292.273197] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.275149] (UM) [ 292.279041] ? process_timeout+0x40/0x40 [ 292.281339] 3*1024kB [ 292.285595] ? trace_hardirqs_off+0xb8/0x310 [ 292.287630] (UM) [ 292.291696] ? kasan_check_read+0x11/0x20 [ 292.294085] 3*2048kB [ 292.298508] ? do_raw_spin_unlock+0xa7/0x2f0 [ 292.300546] (M) [ 292.305059] ? trace_hardirqs_on+0x310/0x310 [ 292.307985] 3*4096kB (M) [ 292.312440] ? __run_timers+0x7da/0xc70 [ 292.314404] = 25208kB [ 292.319693] ? lock_downgrade+0x900/0x900 [ 292.322964] Node 0 [ 292.327133] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 292.329549] Normal: 853*4kB [ 292.333733] ? trace_hardirqs_on+0xbd/0x310 [ 292.335954] (UMEH) [ 292.341063] ? kasan_check_read+0x11/0x20 [ 292.344066] 371*8kB [ 292.348403] ? __run_timers+0x7da/0xc70 [ 292.350611] (UME) [ 292.354759] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 292.357055] 193*16kB [ 292.361034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.363160] (UME) [ 292.368621] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 292.371009] 70*32kB [ 292.376554] __run_timers+0x7e5/0xc70 [ 292.378680] (UMEH) [ 292.382927] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 292.385218] 27*64kB [ 292.389023] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 292.391236] (UMH) [ 292.396782] ? timerqueue_add+0x207/0x2b0 [ 292.399089] 4*128kB [ 292.404110] ? enqueue_hrtimer+0x1a5/0x560 [ 292.406234] (UM) [ 292.410393] ? lock_release+0x970/0x970 [ 292.412702] 0*256kB [ 292.416938] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 292.418973] 0*512kB [ 292.423139] ? kasan_check_write+0x14/0x20 [ 292.426067] 0*1024kB [ 292.431614] ? pvclock_read_flags+0x160/0x160 [ 292.433918] 0*2048kB [ 292.438168] ? lock_downgrade+0x900/0x900 [ 292.440553] 0*4096kB [ 292.445056] ? trace_hardirqs_on+0xbd/0x310 [ 292.447441] = 13948kB [ 292.451588] ? kvm_sched_clock_read+0x9/0x20 [ 292.451607] ? irq_exit+0x17f/0x1c0 [ 292.454009] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 292.458508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.460908] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 292.465320] ? check_preemption_disabled+0x48/0x200 [ 292.469100] 660 total pagecache pages [ 292.478115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.478137] run_timer_softirq+0x52/0xb0 [ 292.484376] 0 pages in swap cache [ 292.493846] ? __this_cpu_preempt_check+0x1c/0x1f [ 292.498847] Swap cache stats: add 0, delete 0, find 0/0 [ 292.503096] __do_softirq+0x30b/0xad8 [ 292.508611] Free swap = 0kB [ 292.512689] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 292.516112] Total swap = 0kB [ 292.520969] ? pvclock_read_flags+0x160/0x160 [ 292.526318] 1965979 pages RAM [ 292.530126] ? lapic_next_event+0x5a/0x90 [ 292.533119] 0 pages HighMem/MovableOnly [ 292.533129] 342307 pages reserved [ 292.539129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.542913] 0 pages cma reserved [ 292.542976] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 292.547596] ? clockevents_program_event+0x140/0x370 [ 292.547613] ? kvm_clock_read+0x18/0x30 [ 292.547626] ? kvm_sched_clock_read+0x9/0x20 [ 292.547653] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.550790] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 292.555249] ? check_preemption_disabled+0x48/0x200 [ 292.559404] syz-executor2 cpuset= [ 292.562874] irq_exit+0x17f/0x1c0 [ 292.568407] syz2 [ 292.571793] smp_apic_timer_interrupt+0x1cb/0x760 [ 292.578262] mems_allowed=0 [ 292.629708] ? smp_reschedule_interrupt+0x109/0x650 [ 292.635183] ? smp_call_function_single_interrupt+0x650/0x650 [ 292.641101] ? interrupt_entry+0xb5/0xf0 [ 292.645195] ? trace_hardirqs_off_caller+0xbb/0x310 [ 292.650314] ? trace_hardirqs_off_caller+0xbb/0x310 [ 292.655518] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.660383] ? trace_hardirqs_on_caller+0x310/0x310 [ 292.665417] ? trace_hardirqs_on_caller+0x310/0x310 [ 292.670454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.676012] ? check_preemption_disabled+0x48/0x200 [ 292.681049] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.685916] apic_timer_interrupt+0xf/0x20 [ 292.690153] [ 292.692401] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 292.697593] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 292.717907] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 292.725633] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 292.732918] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 292.740195] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 292.747995] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 292.755286] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 292.762604] ? trace_hardirqs_on+0x9a/0x310 [ 292.766938] ? trace_hardirqs_on+0xb4/0x310 [ 292.771282] retint_kernel+0x1b/0x2d [ 292.775005] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 292.780458] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 292.799370] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 292.807096] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 292.814380] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 292.821663] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 292.828940] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 292.836216] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 292.843710] ? trace_hardirqs_on+0x9a/0x310 [ 292.848062] ? arch_local_irq_restore+0x45/0x52 [ 292.852751] dump_stack+0x26a/0x2b4 [ 292.856402] ? dump_stack_print_info.cold.2+0x52/0x52 [ 292.861778] ? mark_held_locks+0x130/0x130 [ 292.866024] ? mark_held_locks+0x130/0x130 [ 292.870267] dump_header+0x27b/0xf72 [ 292.873990] ? rcu_read_unlock+0x16/0x60 [ 292.878061] ? pagefault_out_of_memory+0x197/0x197 [ 292.883006] ? mark_held_locks+0x130/0x130 [ 292.887250] ? percpu_ref_put_many+0x13e/0x260 [ 292.891939] ? mem_cgroup_charge_statistics+0x780/0x780 [ 292.897338] ? mem_cgroup_iter+0x1f7/0x1160 [ 292.901697] ? mark_held_locks+0x130/0x130 [ 292.905948] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.911515] ? task_will_free_mem+0x239/0xb30 [ 292.916224] ? ___ratelimit+0x36f/0x655 [ 292.920218] ? lock_downgrade+0x900/0x900 [ 292.924393] ? trace_hardirqs_on+0xbd/0x310 [ 292.928736] ? kasan_check_read+0x11/0x20 [ 292.932898] ? ___ratelimit+0x36f/0x655 [ 292.936893] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 292.942536] ? trace_hardirqs_on+0x310/0x310 [ 292.946964] ? lock_downgrade+0x900/0x900 [ 292.951139] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 292.956260] ? ___ratelimit+0xaa/0x655 [ 292.960172] ? idr_get_free+0xec0/0xec0 [ 292.964159] ? kasan_check_write+0x14/0x20 [ 292.968408] ? do_raw_spin_lock+0xc1/0x200 [ 292.972670] oom_kill_process.cold.27+0x10/0x903 [ 292.977454] ? _raw_spin_unlock+0x2c/0x50 [ 292.981615] ? oom_badness+0xe6/0xaa0 [ 292.985451] ? oom_evaluate_task+0x540/0x540 [ 292.990136] ? shrink_node+0x16b0/0x16b0 [ 292.994217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 292.999771] ? oom_unkillable_task+0x383/0x580 [ 293.004375] ? out_of_memory+0x974/0x1430 [ 293.008541] ? lock_downgrade+0x900/0x900 [ 293.012712] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 293.018527] ? __cpuset_node_allowed+0x19b/0x660 [ 293.023489] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 293.029046] ? oom_evaluate_task+0x302/0x540 [ 293.033490] out_of_memory+0xa84/0x1430 [ 293.037494] ? oom_killer_disable+0x3a0/0x3a0 [ 293.042014] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 293.046967] ? __mutex_add_waiter+0x2a0/0x2a0 [ 293.051498] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 293.056536] ? find_next_bit+0x104/0x130 [ 293.061050] __alloc_pages_slowpath+0x2318/0x2d80 [ 293.065942] ? warn_alloc+0x120/0x120 [ 293.069761] ? __radix_tree_lookup+0x4c0/0x4c0 [ 293.074367] ? mark_held_locks+0x130/0x130 [ 293.078630] ? find_get_entry+0x2f2/0xc40 [ 293.083163] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 293.088553] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.094113] ? should_fail+0x22d/0xd01 [ 293.098018] ? ___might_sleep+0x1ed/0x300 [ 293.102200] ? lock_release+0x970/0x970 [ 293.106377] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.111507] ? __might_sleep+0x95/0x190 [ 293.115503] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 293.120362] ? free_one_page+0xcae/0x1700 [ 293.124532] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 293.129568] ? lock_downgrade+0x900/0x900 [ 293.134091] ? ___might_sleep+0x1ed/0x300 [ 293.138891] ? lock_release+0x970/0x970 [ 293.142888] ? arch_local_save_flags+0x40/0x40 [ 293.147509] ? _raw_spin_unlock+0x2c/0x50 [ 293.152022] ? free_one_page+0xcae/0x1700 [ 293.156196] ? __might_sleep+0x95/0x190 [ 293.160190] __alloc_pages_nodemask+0xa80/0xde0 [ 293.164886] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 293.169927] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 293.175749] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 293.180446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.186005] ? __do_page_cache_readahead+0x7ce/0x980 [ 293.191137] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 293.196731] alloc_pages_current+0x10c/0x210 [ 293.201178] ? lock_downgrade+0x900/0x900 [ 293.205367] __page_cache_alloc+0x38f/0x5b0 [ 293.209902] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 293.215735] ? ext4_filemap_fault+0x82/0xad [ 293.220074] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 293.225120] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.230677] ? check_preemption_disabled+0x48/0x200 [ 293.235715] filemap_fault+0x1594/0x25f0 [ 293.239793] ? __lock_page_or_retry+0xa00/0xa00 [ 293.244740] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 293.250729] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 293.255512] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 293.260300] ? filemap_map_pages+0xdea/0x1980 [ 293.264827] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 293.270653] ? kasan_check_read+0x11/0x20 [ 293.274826] ? find_get_pages_range_tag+0x1320/0x1320 [ 293.280062] ? rcu_bh_qs+0xc0/0xc0 [ 293.284136] ? unwind_dump+0x190/0x190 [ 293.288058] ? is_bpf_text_address+0xd3/0x170 [ 293.292600] ? __kernel_text_address+0xd/0x40 [ 293.297107] ? unwind_get_return_address+0x61/0xa0 [ 293.302222] ? __save_stack_trace+0x8d/0xf0 [ 293.306558] ? lock_acquire+0x1ed/0x520 [ 293.310892] ? ext4_filemap_fault+0x7a/0xad [ 293.315407] ? lock_release+0x970/0x970 [ 293.319387] ? arch_local_save_flags+0x40/0x40 [ 293.323982] ? save_stack+0x43/0xd0 [ 293.327618] ? __kasan_slab_free+0x102/0x150 [ 293.332033] ? kasan_slab_free+0xe/0x10 [ 293.336011] ? kfree+0xcf/0x230 [ 293.339296] ? do_syslog+0x1474/0x1690 [ 293.343191] ? kmsg_read+0x8f/0xc0 [ 293.346743] ? proc_reg_read+0x2a3/0x3d0 [ 293.350805] ? __vfs_read+0x117/0x9b0 [ 293.354639] ? down_read+0xb0/0x1d0 [ 293.358273] ? ext4_filemap_fault+0x7a/0xad [ 293.362616] ? __down_interruptible+0x700/0x700 [ 293.367313] ? kasan_check_write+0x14/0x20 [ 293.371756] ? trace_hardirqs_off+0xb8/0x310 [ 293.376232] ext4_filemap_fault+0x82/0xad [ 293.380492] __do_fault+0x100/0x6b0 [ 293.384693] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 293.390162] ? print_bad_pte+0x6c0/0x6c0 [ 293.394266] ? __kasan_slab_free+0x119/0x150 [ 293.398703] ? pmd_val+0x88/0x100 [ 293.402440] ? add_mm_counter_fast+0xd0/0xd0 [ 293.406871] ? pmd_val+0x88/0x100 [ 293.410340] ? add_mm_counter_fast+0xd0/0xd0 [ 293.414778] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.420511] __handle_mm_fault+0x3709/0x53e0 [ 293.424944] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 293.429985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.435715] ? unuse_pde+0x40/0x80 [ 293.439308] ? __f_unlock_pos+0x19/0x20 [ 293.443337] ? lock_acquire+0x1ed/0x520 [ 293.447378] ? handle_mm_fault+0x42a/0xc70 [ 293.451649] ? lock_downgrade+0x900/0x900 [ 293.455833] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 293.461830] ? __do_page_fault+0x67d/0xed0 [ 293.466086] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 293.471565] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.477122] ? check_preemption_disabled+0x48/0x200 [ 293.482167] handle_mm_fault+0x54f/0xc70 [ 293.486247] ? __handle_mm_fault+0x53e0/0x53e0 [ 293.490840] ? find_vma+0x34/0x190 [ 293.494396] __do_page_fault+0x67d/0xed0 [ 293.498653] ? mm_fault_error+0x380/0x380 [ 293.503158] ? trace_hardirqs_off+0xb8/0x310 [ 293.507925] ? trace_hardirqs_on+0x310/0x310 [ 293.512350] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 293.517729] ? trace_hardirqs_on+0x310/0x310 [ 293.522173] do_page_fault+0xf2/0x7e0 [ 293.525995] ? vmalloc_sync_all+0x30/0x30 [ 293.530240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.535786] ? error_entry+0x70/0xd0 [ 293.539509] ? trace_hardirqs_off_caller+0xbb/0x310 [ 293.544533] ? trace_hardirqs_on_caller+0xc0/0x310 [ 293.549473] ? syscall_return_slowpath+0x5e0/0x5e0 [ 293.554416] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.559288] ? trace_hardirqs_on_caller+0x310/0x310 [ 293.564318] ? trace_hardirqs_off+0x310/0x310 [ 293.568831] ? prepare_exit_to_usermode+0x291/0x3b0 [ 293.573883] ? page_fault+0x8/0x30 [ 293.577437] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.582677] ? page_fault+0x8/0x30 [ 293.586772] page_fault+0x1e/0x30 [ 293.590241] RIP: 0033:0x7f55b1a571fd [ 293.593958] Code: Bad RIP value. [ 293.597321] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 293.602713] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 293.610868] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 293.618152] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 293.625426] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 293.632704] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 293.640003] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 293.640051] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 293.647204] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.647209] Call Trace: [ 293.647215] [ 293.647238] dump_stack+0x1c4/0x2b4 [ 293.647259] ? dump_stack_print_info.cold.2+0x52/0x52 [ 293.654042] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 293.663374] warn_alloc.cold.119+0xb7/0x1bd [ 293.665927] rsyslogd cpuset= [ 293.668076] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 293.671680] / [ 293.676869] ? lock_downgrade+0x900/0x900 [ 293.687160] mems_allowed=0 [ 293.708287] ? trace_hardirqs_off+0xb8/0x310 [ 293.712698] ? trace_hardirqs_off+0xb8/0x310 [ 293.717115] __alloc_pages_slowpath+0x2667/0x2d80 [ 293.721994] ? warn_alloc+0x120/0x120 [ 293.725806] ? warn_alloc+0x120/0x120 [ 293.729632] ? warn_alloc+0x120/0x120 [ 293.733626] ? mark_held_locks+0x130/0x130 [ 293.737871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.743417] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.748974] ? should_fail+0x22d/0xd01 [ 293.753043] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.758510] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 293.764055] ? should_fail+0x22d/0xd01 [ 293.767947] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.773072] ? should_fail+0x22d/0xd01 [ 293.776976] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 293.782087] ? mark_held_locks+0x130/0x130 [ 293.786715] ? mark_held_locks+0x130/0x130 [ 293.791658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.797208] ? trace_hardirqs_off+0xb8/0x310 [ 293.801623] ? kasan_check_read+0x11/0x20 [ 293.805791] ? do_raw_spin_unlock+0xa7/0x2f0 [ 293.810737] ? trace_hardirqs_on+0x310/0x310 [ 293.815509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.821060] ? wq_watchdog_touch+0x9c/0xfe [ 293.825298] ? io_serial_in+0x11/0x90 [ 293.829100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.834647] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 293.839770] __alloc_pages_nodemask+0xa80/0xde0 [ 293.844449] ? should_fail+0x22d/0xd01 [ 293.848345] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 293.853398] ? ____cache_alloc_node+0x1c7/0x1e0 [ 293.858089] ? lock_downgrade+0x900/0x900 [ 293.862252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.869031] cache_grow_begin+0x91/0x8c0 [ 293.873110] ? do_raw_spin_unlock+0xa7/0x2f0 [ 293.877534] fallback_alloc+0x203/0x2e0 [ 293.881517] ____cache_alloc_node+0x1c7/0x1e0 [ 293.886019] kmem_cache_alloc_node+0xe3/0x730 [ 293.890953] ? ipv6_get_ifaddr+0x42e/0x620 [ 293.895814] __alloc_skb+0x119/0x770 [ 293.899531] ? skb_scrub_packet+0x490/0x490 [ 293.903856] ? lock_downgrade+0x900/0x900 [ 293.908033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 293.913578] ? refcount_sub_and_test_checked+0x203/0x310 [ 293.919044] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 293.924677] ? addrconf_rs_timer+0x690/0x690 [ 293.929382] ndisc_alloc_skb+0x144/0x340 [ 293.934068] ndisc_send_rs+0x331/0x6e0 [ 293.937966] addrconf_rs_timer+0x314/0x690 [ 293.942221] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.946482] call_timer_fn+0x272/0x920 [ 293.950391] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 293.955101] ? process_timeout+0x40/0x40 [ 293.959169] ? trace_hardirqs_off+0xb8/0x310 [ 293.963581] ? kasan_check_read+0x11/0x20 [ 293.967738] ? do_raw_spin_unlock+0xa7/0x2f0 [ 293.972327] ? trace_hardirqs_on+0x310/0x310 [ 293.976832] ? __run_timers+0x7da/0xc70 [ 293.980810] ? lock_downgrade+0x900/0x900 [ 293.984966] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 293.990082] ? trace_hardirqs_on+0xbd/0x310 [ 293.994409] ? kasan_check_read+0x11/0x20 [ 293.998566] ? __run_timers+0x7da/0xc70 [ 294.002571] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 294.008042] ? kasan_check_write+0x14/0x20 [ 294.012281] ? do_raw_spin_lock+0xc1/0x200 [ 294.016531] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 294.020788] __run_timers+0x7e5/0xc70 [ 294.024652] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 294.030042] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 294.035079] ? timerqueue_add+0x207/0x2b0 [ 294.039268] ? enqueue_hrtimer+0x1a5/0x560 [ 294.043522] ? lock_release+0x970/0x970 [ 294.047534] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 294.053668] ? kasan_check_write+0x14/0x20 [ 294.057930] ? pvclock_read_flags+0x160/0x160 [ 294.062952] ? lock_downgrade+0x900/0x900 [ 294.067126] ? trace_hardirqs_on+0xbd/0x310 [ 294.071460] ? kvm_sched_clock_read+0x9/0x20 [ 294.075880] ? irq_exit+0x17f/0x1c0 [ 294.079691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.085242] ? check_preemption_disabled+0x48/0x200 [ 294.090266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.095824] run_timer_softirq+0x52/0xb0 [ 294.099900] ? __this_cpu_preempt_check+0x1c/0x1f [ 294.104757] __do_softirq+0x30b/0xad8 [ 294.108584] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 294.113706] ? pvclock_read_flags+0x160/0x160 [ 294.118214] ? lapic_next_event+0x5a/0x90 [ 294.122380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.128293] ? clockevents_program_event+0x140/0x370 [ 294.133423] ? kvm_clock_read+0x18/0x30 [ 294.137422] ? kvm_sched_clock_read+0x9/0x20 [ 294.141853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.147418] ? check_preemption_disabled+0x48/0x200 [ 294.152465] irq_exit+0x17f/0x1c0 [ 294.155941] smp_apic_timer_interrupt+0x1cb/0x760 [ 294.160803] ? smp_reschedule_interrupt+0x109/0x650 [ 294.165842] ? smp_call_function_single_interrupt+0x650/0x650 [ 294.172034] ? interrupt_entry+0xb5/0xf0 [ 294.176378] ? trace_hardirqs_off_caller+0xbb/0x310 [ 294.181411] ? trace_hardirqs_off_caller+0xbb/0x310 [ 294.186445] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.191304] ? trace_hardirqs_on_caller+0x310/0x310 [ 294.196418] ? trace_hardirqs_on_caller+0x310/0x310 [ 294.201451] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.207007] ? check_preemption_disabled+0x48/0x200 [ 294.212210] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.219021] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.224068] apic_timer_interrupt+0xf/0x20 [ 294.228317] [ 294.230593] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 294.235538] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 294.254454] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 294.262181] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 294.269460] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 294.276825] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 294.284104] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 294.291387] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 294.298691] ? trace_hardirqs_on+0xb4/0x310 [ 294.303748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.309329] skb_clone+0x1bb/0x500 [ 294.312889] ? finish_task_switch+0x1b5/0x900 [ 294.317631] ? skb_split+0x11e0/0x11e0 [ 294.321881] ? preempt_notifier_register+0x200/0x200 [ 294.326986] ? __switch_to_asm+0x34/0x70 [ 294.331050] ? __switch_to_asm+0x34/0x70 [ 294.335112] ? __switch_to_asm+0x40/0x70 [ 294.339351] ? __switch_to_asm+0x34/0x70 [ 294.343411] ? __switch_to_asm+0x40/0x70 [ 294.347471] ? __switch_to_asm+0x34/0x70 [ 294.351534] ? __switch_to_asm+0x40/0x70 [ 294.355601] ? __switch_to_asm+0x34/0x70 [ 294.359678] ? __switch_to_asm+0x34/0x70 [ 294.363768] ? __switch_to_asm+0x40/0x70 [ 294.367849] ? __switch_to_asm+0x34/0x70 [ 294.371927] bpf_clone_redirect+0xb9/0x490 [ 294.376177] ? __schedule+0x874/0x1ed0 [ 294.380246] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 294.385711] ? __sched_text_start+0x8/0x8 [ 294.390042] ? retint_kernel+0x2d/0x2d [ 294.393931] ? trace_hardirqs_on_caller+0xc0/0x310 [ 294.398885] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 294.403648] ? trace_hardirqs_off+0x310/0x310 [ 294.408764] ? bpf_test_run+0x1fc/0x5a0 [ 294.412747] ? lock_acquire+0x1ed/0x520 [ 294.416723] ? bpf_test_run+0x32e/0x5a0 [ 294.420705] ? lock_release+0x970/0x970 [ 294.424686] ? preempt_schedule+0x4d/0x60 [ 294.428845] ? preempt_schedule_common+0x1f/0xd0 [ 294.433610] ? preempt_schedule+0x4d/0x60 [ 294.437779] ? ___preempt_schedule+0x16/0x18 [ 294.442201] ? bpf_test_run+0x1c0/0x5a0 [ 294.446187] ? netlink_diag_dump+0x2a0/0x2a0 [ 294.450607] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.456155] ? bpf_test_init.isra.9+0x70/0x100 [ 294.460749] ? bpf_prog_test_run_skb+0x634/0xb40 [ 294.465692] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 294.471413] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 294.476958] ? fput+0x130/0x1a0 [ 294.480247] ? __bpf_prog_get+0x9b/0x290 [ 294.484327] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 294.489183] ? bpf_prog_test_run+0x130/0x1a0 [ 294.493603] ? __x64_sys_bpf+0x3d8/0x510 [ 294.497676] ? bpf_prog_get+0x20/0x20 [ 294.501531] ? do_syscall_64+0x1b9/0x820 [ 294.505608] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 294.510991] ? syscall_return_slowpath+0x5e0/0x5e0 [ 294.515936] ? trace_hardirqs_on_caller+0x310/0x310 [ 294.520966] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 294.525992] ? recalc_sigpending_tsk+0x180/0x180 [ 294.530760] ? kasan_check_write+0x14/0x20 [ 294.535011] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.539878] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.545258] warn_alloc_show_mem: 1 callbacks suppressed [ 294.545271] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 294.545273] Mem-Info: [ 294.545304] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 294.545304] active_file:15 inactive_file:16 isolated_file:0 [ 294.545304] unevictable:0 dirty:0 writeback:0 unstable:0 [ 294.545304] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 294.545304] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 294.545304] free:13758 free_pcp:319 free_cma:0 [ 294.550667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 294.557457] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 294.560209] Call Trace: [ 294.594833] Node 0 [ 294.604729] [ 294.633468] 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 [ 294.636037] dump_stack+0x1c4/0x2b4 [ 294.638241] lowmem_reserve[]: [ 294.640393] ? dump_stack_print_info.cold.2+0x52/0x52 [ 294.665962] 0 [ 294.669603] warn_alloc.cold.119+0xb7/0x1bd [ 294.672680] 2819 [ 294.677880] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 294.679669] 6323 [ 294.683992] ? lock_downgrade+0x900/0x900 [ 294.686025] 6323 [ 294.690873] ? trace_hardirqs_off+0xb8/0x310 [ 294.697065] ? trace_hardirqs_off+0xb8/0x310 [ 294.699111] Node 0 [ 294.704224] __alloc_pages_slowpath+0x2667/0x2d80 [ 294.708636] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 294.710868] ? warn_alloc+0x120/0x120 [ 294.715661] lowmem_reserve[]: 0 0 [ 294.742586] ? lock_release+0x970/0x970 [ 294.746372] 3503 [ 294.749835] ? warn_alloc+0x120/0x120 [ 294.753783] 3503 [ 294.755850] ? trace_hardirqs_on+0x310/0x310 [ 294.761708] ? warn_alloc+0x120/0x120 [ 294.766268] Node 0 Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 294.770538] ? mark_held_locks+0x130/0x130 [ 294.770557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.800742] lowmem_reserve[]: [ 294.805787] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.811308] 0 [ 294.814427] ? should_fail+0x22d/0xd01 [ 294.819944] 0 [ 294.821761] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 294.825621] 0 [ 294.827432] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 294.832509] 0 [ 294.834323] ? should_fail+0x22d/0xd01 [ 294.841838] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 294.845713] Node 0 DMA: [ 294.850840] ? should_fail+0x22d/0xd01 [ 294.850859] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 294.853528] 1*4kB [ 294.857432] ? mark_held_locks+0x130/0x130 [ 294.862519] (U) [ 294.864681] ? mark_held_locks+0x130/0x130 [ 294.868890] 0*8kB [ 294.870878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.875106] 0*16kB [ 294.877262] ? trace_hardirqs_off+0xb8/0x310 [ 294.882774] 1*32kB [ 294.885025] ? kasan_check_read+0x11/0x20 [ 294.889417] (U) [ 294.891668] ? do_raw_spin_unlock+0xa7/0x2f0 [ 294.895780] 2*64kB [ 294.897756] ? trace_hardirqs_on+0x310/0x310 [ 294.902140] (U) [ 294.904397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.908792] 1*128kB [ 294.910778] ? wq_watchdog_touch+0x9c/0xfe [ 294.916315] (U) [ 294.918685] ? io_serial_in+0x11/0x90 [ 294.922900] 1*256kB [ 294.924884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.928648] (U) 0*512kB [ 294.930987] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 294.936493] 1*1024kB (U) [ 294.939191] __alloc_pages_nodemask+0xa80/0xde0 [ 294.944273] 1*2048kB (M) [ 294.947053] ? should_fail+0x22d/0xd01 [ 294.951712] 3*4096kB [ 294.954484] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 294.958343] (M) [ 294.960786] ? ____cache_alloc_node+0x1c7/0x1e0 [ 294.965777] = 15908kB [ 294.967762] ? lock_downgrade+0x900/0x900 [ 294.972413] Node 0 [ 294.974837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.978957] DMA32: 4*4kB [ 294.981226] cache_grow_begin+0x91/0x8c0 [ 294.986938] (M) [ 294.989714] ? do_raw_spin_unlock+0xa7/0x2f0 [ 294.993755] 1*8kB (U) [ 294.995755] fallback_alloc+0x203/0x2e0 [ 295.000169] 2*16kB [ 295.002685] ____cache_alloc_node+0x1c7/0x1e0 [ 295.007163] (M) [ 295.009414] kmem_cache_alloc_node+0xe3/0x730 [ 295.013892] 2*32kB [ 295.015885] ? ipv6_get_ifaddr+0x42e/0x620 [ 295.020392] (M) [ 295.022652] __alloc_skb+0x119/0x770 [ 295.026849] 4*64kB (M) [ 295.028846] ? skb_scrub_packet+0x490/0x490 [ 295.032533] 4*128kB [ 295.035125] ? lock_downgrade+0x900/0x900 [ 295.039412] (UM) 3*256kB [ 295.041758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.045879] (M) [ 295.048655] ? refcount_sub_and_test_checked+0x203/0x310 [ 295.054342] 4*512kB [ 295.056336] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 295.062257] (UM) 3*1024kB [ 295.064621] ? addrconf_rs_timer+0x690/0x690 [ 295.070058] (UM) [ 295.072923] ndisc_alloc_skb+0x144/0x340 [ 295.077319] 3*2048kB [ 295.079434] ndisc_send_rs+0x331/0x6e0 [ 295.083478] (M) [ 295.085910] addrconf_rs_timer+0x314/0x690 [ 295.089784] 3*4096kB [ 295.091771] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.095980] (M) [ 295.098409] call_timer_fn+0x272/0x920 [ 295.102614] = 25208kB [ 295.104595] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.108461] Node 0 [ 295.110909] ? process_timeout+0x40/0x40 [ 295.115115] Normal: 853*4kB [ 295.117378] ? trace_hardirqs_off+0xb8/0x310 [ 295.121412] (UMEH) [ 295.124438] ? kasan_check_read+0x11/0x20 [ 295.128848] 371*8kB [ 295.131091] ? do_raw_spin_unlock+0xa7/0x2f0 [ 295.135219] (UME) [ 295.137556] ? trace_hardirqs_on+0x310/0x310 [ 295.141942] 193*16kB [ 295.144098] ? __run_timers+0x7da/0xc70 [ 295.148482] (UME) [ 295.150905] ? lock_downgrade+0x900/0x900 [ 295.155035] 70*32kB [ 295.157201] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 295.161520] (UMEH) [ 295.163865] ? trace_hardirqs_on+0xbd/0x310 [ 295.168957] 27*64kB [ 295.171209] ? kasan_check_read+0x11/0x20 [ 295.175517] (UMH) [ 295.177885] ? __run_timers+0x7da/0xc70 [ 295.182033] 4*128kB [ 295.184190] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 295.188136] (UM) [ 295.190461] ? kasan_check_write+0x14/0x20 [ 295.195887] 0*256kB 0*512kB [ 295.197971] ? do_raw_spin_lock+0xc1/0x200 [ 295.202181] 0*1024kB [ 295.205731] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 295.209945] 0*2048kB [ 295.212364] __run_timers+0x7e5/0xc70 [ 295.216593] 0*4096kB [ 295.219020] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 295.222796] = 13948kB [ 295.222813] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 295.225234] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 295.230589] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 295.233186] ? timerqueue_add+0x207/0x2b0 [ 295.242004] 660 total pagecache pages [ 295.247030] ? enqueue_hrtimer+0x1a5/0x560 [ 295.255766] 0 pages in swap cache [ 295.260356] ? lock_release+0x970/0x970 [ 295.260376] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 295.264179] Swap cache stats: add 0, delete 0, find 0/0 [ 295.264189] Free swap = 0kB [ 295.268429] ? kasan_check_write+0x14/0x20 [ 295.271856] Total swap = 0kB [ 295.275835] ? pvclock_read_flags+0x160/0x160 [ 295.281008] 1965979 pages RAM [ 295.286389] ? lock_downgrade+0x900/0x900 [ 295.289387] 0 pages HighMem/MovableOnly [ 295.293640] ? trace_hardirqs_on+0xbd/0x310 [ 295.296643] 342307 pages reserved [ 295.301318] ? kvm_sched_clock_read+0x9/0x20 [ 295.304396] 0 pages cma reserved [ 295.308544] ? irq_exit+0x17f/0x1c0 [ 295.312561] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 295.316817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.316836] ? check_preemption_disabled+0x48/0x200 [ 295.316854] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.320345] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 295.324727] run_timer_softirq+0x52/0xb0 [ 295.328067] syz-executor2 cpuset= [ 295.331700] ? __this_cpu_preempt_check+0x1c/0x1f [ 295.338170] syz2 [ 295.343810] __do_softirq+0x30b/0xad8 [ 295.348810] mems_allowed=0 [ 295.354359] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 295.392301] ? pvclock_read_flags+0x160/0x160 [ 295.396806] ? lapic_next_event+0x5a/0x90 [ 295.401007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.406555] ? clockevents_program_event+0x140/0x370 [ 295.412193] ? kvm_clock_read+0x18/0x30 [ 295.416346] ? kvm_sched_clock_read+0x9/0x20 [ 295.420768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.426317] ? check_preemption_disabled+0x48/0x200 [ 295.431356] irq_exit+0x17f/0x1c0 [ 295.434822] smp_apic_timer_interrupt+0x1cb/0x760 [ 295.439696] ? smp_reschedule_interrupt+0x109/0x650 [ 295.445343] ? smp_call_function_single_interrupt+0x650/0x650 [ 295.451324] ? interrupt_entry+0xb5/0xf0 [ 295.455401] ? trace_hardirqs_off_caller+0xbb/0x310 [ 295.460420] ? trace_hardirqs_off_caller+0xbb/0x310 [ 295.465449] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 295.470300] ? trace_hardirqs_on_caller+0x310/0x310 [ 295.475675] ? trace_hardirqs_on_caller+0x310/0x310 [ 295.480698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.486245] ? check_preemption_disabled+0x48/0x200 [ 295.491281] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 295.496681] apic_timer_interrupt+0xf/0x20 [ 295.500921] [ 295.503166] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 295.508367] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 295.527385] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 295.535311] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 295.542589] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 295.549885] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 295.557163] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 295.564446] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 295.571762] ? trace_hardirqs_on+0x9a/0x310 [ 295.576096] ? trace_hardirqs_on+0xb4/0x310 [ 295.580704] retint_kernel+0x1b/0x2d [ 295.584437] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 295.589737] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 295.608677] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 295.616399] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 295.623682] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 295.631135] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 295.638417] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 295.645695] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 295.653343] ? trace_hardirqs_on+0x9a/0x310 [ 295.657688] ? arch_local_irq_restore+0x45/0x52 [ 295.662740] dump_stack+0x26a/0x2b4 [ 295.666389] ? dump_stack_print_info.cold.2+0x52/0x52 [ 295.671771] ? mark_held_locks+0x130/0x130 [ 295.676019] ? mark_held_locks+0x130/0x130 [ 295.680267] dump_header+0x27b/0xf72 [ 295.684179] ? rcu_read_unlock+0x16/0x60 [ 295.688248] ? pagefault_out_of_memory+0x197/0x197 [ 295.693204] ? mark_held_locks+0x130/0x130 [ 295.697454] ? percpu_ref_put_many+0x13e/0x260 [ 295.702350] ? mem_cgroup_charge_statistics+0x780/0x780 [ 295.707725] ? mem_cgroup_iter+0x1f7/0x1160 [ 295.712056] ? mark_held_locks+0x130/0x130 [ 295.716299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.721838] ? task_will_free_mem+0x239/0xb30 [ 295.726348] ? ___ratelimit+0x36f/0x655 [ 295.730326] ? lock_downgrade+0x900/0x900 [ 295.734484] ? trace_hardirqs_on+0xbd/0x310 [ 295.738810] ? kasan_check_read+0x11/0x20 [ 295.742965] ? ___ratelimit+0x36f/0x655 [ 295.746950] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 295.752415] ? trace_hardirqs_on+0x310/0x310 [ 295.756839] ? lock_downgrade+0x900/0x900 [ 295.761002] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 295.766111] ? ___ratelimit+0xaa/0x655 [ 295.770009] ? idr_get_free+0xec0/0xec0 [ 295.773987] ? kasan_check_write+0x14/0x20 [ 295.778230] ? do_raw_spin_lock+0xc1/0x200 [ 295.782470] oom_kill_process.cold.27+0x10/0x903 [ 295.787231] ? _raw_spin_unlock+0x2c/0x50 [ 295.791378] ? oom_badness+0xe6/0xaa0 [ 295.795184] ? oom_evaluate_task+0x540/0x540 [ 295.799594] ? shrink_node+0x16b0/0x16b0 [ 295.803680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.809229] ? oom_unkillable_task+0x383/0x580 [ 295.813829] ? out_of_memory+0x974/0x1430 [ 295.817987] ? lock_downgrade+0x900/0x900 [ 295.822143] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 295.827950] ? __cpuset_node_allowed+0x19b/0x660 [ 295.832714] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 295.838256] ? oom_evaluate_task+0x302/0x540 [ 295.842675] out_of_memory+0xa84/0x1430 [ 295.846750] ? oom_killer_disable+0x3a0/0x3a0 [ 295.851256] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 295.856202] ? __mutex_add_waiter+0x2a0/0x2a0 [ 295.860702] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 295.865720] ? find_next_bit+0x104/0x130 [ 295.869808] __alloc_pages_slowpath+0x2318/0x2d80 [ 295.874778] ? warn_alloc+0x120/0x120 [ 295.878588] ? __radix_tree_lookup+0x4c0/0x4c0 [ 295.883181] ? mark_held_locks+0x130/0x130 [ 295.887427] ? find_get_entry+0x2f2/0xc40 [ 295.891588] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 295.896524] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.902075] ? should_fail+0x22d/0xd01 [ 295.905972] ? ___might_sleep+0x1ed/0x300 [ 295.910126] ? lock_release+0x970/0x970 [ 295.914116] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 295.919243] ? __might_sleep+0x95/0x190 [ 295.923238] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 295.928094] ? free_one_page+0xcae/0x1700 [ 295.932259] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 295.937303] ? lock_downgrade+0x900/0x900 [ 295.941470] ? ___might_sleep+0x1ed/0x300 [ 295.945627] ? lock_release+0x970/0x970 [ 295.949619] ? arch_local_save_flags+0x40/0x40 [ 295.954699] ? _raw_spin_unlock+0x2c/0x50 [ 295.958878] ? free_one_page+0xcae/0x1700 [ 295.963036] ? __might_sleep+0x95/0x190 [ 295.967027] __alloc_pages_nodemask+0xa80/0xde0 [ 295.971711] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 295.976737] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 295.982554] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 295.987249] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.992811] ? __do_page_cache_readahead+0x7ce/0x980 [ 295.997962] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 296.003527] alloc_pages_current+0x10c/0x210 [ 296.007956] ? lock_downgrade+0x900/0x900 [ 296.012130] __page_cache_alloc+0x38f/0x5b0 [ 296.016473] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 296.022294] ? ext4_filemap_fault+0x82/0xad [ 296.026648] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 296.031346] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.036930] ? check_preemption_disabled+0x48/0x200 [ 296.041977] filemap_fault+0x1594/0x25f0 [ 296.046077] ? __lock_page_or_retry+0xa00/0xa00 [ 296.050780] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 296.056599] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 296.061410] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 296.066192] ? filemap_map_pages+0xdea/0x1980 [ 296.070977] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 296.076795] ? kasan_check_read+0x11/0x20 [ 296.080969] ? find_get_pages_range_tag+0x1320/0x1320 [ 296.086205] ? rcu_bh_qs+0xc0/0xc0 [ 296.089768] ? unwind_dump+0x190/0x190 [ 296.093691] ? is_bpf_text_address+0xd3/0x170 [ 296.098223] ? __kernel_text_address+0xd/0x40 [ 296.102745] ? unwind_get_return_address+0x61/0xa0 [ 296.107702] ? __save_stack_trace+0x8d/0xf0 [ 296.112054] ? lock_acquire+0x1ed/0x520 [ 296.116057] ? ext4_filemap_fault+0x7a/0xad [ 296.120409] ? lock_release+0x970/0x970 [ 296.124406] ? arch_local_save_flags+0x40/0x40 [ 296.128997] ? save_stack+0x43/0xd0 [ 296.132636] ? __kasan_slab_free+0x102/0x150 [ 296.137060] ? kasan_slab_free+0xe/0x10 [ 296.141046] ? kfree+0xcf/0x230 [ 296.144341] ? do_syslog+0x1474/0x1690 [ 296.148247] ? kmsg_read+0x8f/0xc0 [ 296.151805] ? proc_reg_read+0x2a3/0x3d0 [ 296.155967] ? __vfs_read+0x117/0x9b0 [ 296.159815] ? down_read+0xb0/0x1d0 [ 296.163460] ? ext4_filemap_fault+0x7a/0xad [ 296.167799] ? __down_interruptible+0x700/0x700 [ 296.172481] ? kasan_check_write+0x14/0x20 [ 296.176732] ? trace_hardirqs_off+0xb8/0x310 [ 296.181161] ext4_filemap_fault+0x82/0xad [ 296.185322] __do_fault+0x100/0x6b0 [ 296.188966] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 296.194427] ? print_bad_pte+0x6c0/0x6c0 [ 296.198497] ? __kasan_slab_free+0x119/0x150 [ 296.202926] ? pmd_val+0x88/0x100 [ 296.206403] ? add_mm_counter_fast+0xd0/0xd0 [ 296.210844] ? pmd_val+0x88/0x100 [ 296.214321] ? add_mm_counter_fast+0xd0/0xd0 [ 296.218759] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.224322] __handle_mm_fault+0x3709/0x53e0 [ 296.228753] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 296.233631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.239192] ? unuse_pde+0x40/0x80 [ 296.242736] ? __f_unlock_pos+0x19/0x20 [ 296.246720] ? lock_acquire+0x1ed/0x520 [ 296.250697] ? handle_mm_fault+0x42a/0xc70 [ 296.254937] ? lock_downgrade+0x900/0x900 [ 296.259097] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 296.264902] ? __do_page_fault+0x67d/0xed0 [ 296.269154] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 296.274622] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.280186] ? check_preemption_disabled+0x48/0x200 [ 296.285311] handle_mm_fault+0x54f/0xc70 [ 296.289397] ? __handle_mm_fault+0x53e0/0x53e0 [ 296.293999] ? find_vma+0x34/0x190 [ 296.297557] __do_page_fault+0x67d/0xed0 [ 296.301648] ? mm_fault_error+0x380/0x380 [ 296.305810] ? trace_hardirqs_off+0xb8/0x310 [ 296.310228] ? trace_hardirqs_on+0x310/0x310 [ 296.314649] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 296.320021] ? trace_hardirqs_on+0x310/0x310 [ 296.324438] do_page_fault+0xf2/0x7e0 [ 296.328243] ? vmalloc_sync_all+0x30/0x30 [ 296.332396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.337941] ? error_entry+0x70/0xd0 [ 296.341668] ? trace_hardirqs_off_caller+0xbb/0x310 [ 296.346688] ? trace_hardirqs_on_caller+0xc0/0x310 [ 296.351621] ? syscall_return_slowpath+0x5e0/0x5e0 [ 296.356559] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.361412] ? trace_hardirqs_on_caller+0x310/0x310 [ 296.366456] ? trace_hardirqs_off+0x310/0x310 [ 296.370970] ? prepare_exit_to_usermode+0x291/0x3b0 [ 296.375998] ? page_fault+0x8/0x30 [ 296.379555] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.384418] ? page_fault+0x8/0x30 [ 296.387972] page_fault+0x1e/0x30 [ 296.391431] RIP: 0033:0x7f55b1a571fd [ 296.395158] Code: Bad RIP value. [ 296.398523] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 296.403912] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 296.411193] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 296.418488] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 296.425767] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 296.433077] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 296.440394] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 296.440444] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 296.447604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.447609] Call Trace: [ 296.447615] [ 296.447639] dump_stack+0x1c4/0x2b4 [ 296.447656] ? dump_stack_print_info.cold.2+0x52/0x52 [ 296.447678] warn_alloc.cold.119+0xb7/0x1bd [ 296.454208] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 296.463537] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 296.466100] rsyslogd cpuset= [ 296.468250] ? lock_downgrade+0x900/0x900 [ 296.471853] / [ 296.477048] ? trace_hardirqs_off+0xb8/0x310 [ 296.481363] mems_allowed=0 [ 296.491418] ? trace_hardirqs_off+0xb8/0x310 [ 296.516801] __alloc_pages_slowpath+0x2667/0x2d80 [ 296.521665] ? warn_alloc+0x120/0x120 [ 296.525470] ? warn_alloc+0x120/0x120 [ 296.529271] ? warn_alloc+0x120/0x120 [ 296.533086] ? mark_held_locks+0x130/0x130 [ 296.537331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.542894] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.548444] ? should_fail+0x22d/0xd01 [ 296.552343] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.557479] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.563026] ? should_fail+0x22d/0xd01 [ 296.566917] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.572039] ? should_fail+0x22d/0xd01 [ 296.575938] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.581043] ? mark_held_locks+0x130/0x130 [ 296.585280] ? mark_held_locks+0x130/0x130 [ 296.589530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.595085] ? trace_hardirqs_off+0xb8/0x310 [ 296.599495] ? kasan_check_read+0x11/0x20 [ 296.603645] ? do_raw_spin_unlock+0xa7/0x2f0 [ 296.608073] ? trace_hardirqs_on+0x310/0x310 [ 296.612663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.618211] ? wq_watchdog_touch+0x9c/0xfe [ 296.622457] ? io_serial_in+0x11/0x90 [ 296.626259] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.631805] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 296.636922] __alloc_pages_nodemask+0xa80/0xde0 [ 296.641596] ? should_fail+0x22d/0xd01 [ 296.645492] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 296.650537] ? ____cache_alloc_node+0x1c7/0x1e0 [ 296.655252] ? lock_downgrade+0x900/0x900 [ 296.659424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.664994] cache_grow_begin+0x91/0x8c0 [ 296.669068] ? do_raw_spin_unlock+0xa7/0x2f0 [ 296.673487] fallback_alloc+0x203/0x2e0 [ 296.677473] ____cache_alloc_node+0x1c7/0x1e0 [ 296.681977] kmem_cache_alloc_node+0xe3/0x730 [ 296.686475] ? ipv6_get_ifaddr+0x42e/0x620 [ 296.690716] __alloc_skb+0x119/0x770 [ 296.694433] ? skb_scrub_packet+0x490/0x490 [ 296.698759] ? lock_downgrade+0x900/0x900 [ 296.702914] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.708455] ? refcount_sub_and_test_checked+0x203/0x310 [ 296.713913] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 296.719379] ? addrconf_rs_timer+0x690/0x690 [ 296.723835] ndisc_alloc_skb+0x144/0x340 [ 296.727914] ndisc_send_rs+0x331/0x6e0 [ 296.731812] addrconf_rs_timer+0x314/0x690 [ 296.736080] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.740325] call_timer_fn+0x272/0x920 [ 296.744216] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.748457] ? process_timeout+0x40/0x40 [ 296.752517] ? trace_hardirqs_off+0xb8/0x310 [ 296.756927] ? kasan_check_read+0x11/0x20 [ 296.761079] ? do_raw_spin_unlock+0xa7/0x2f0 [ 296.765496] ? trace_hardirqs_on+0x310/0x310 [ 296.769919] ? __run_timers+0x7da/0xc70 [ 296.773902] ? lock_downgrade+0x900/0x900 [ 296.778055] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 296.783223] ? trace_hardirqs_on+0xbd/0x310 [ 296.787545] ? kasan_check_read+0x11/0x20 [ 296.791701] ? __run_timers+0x7da/0xc70 [ 296.795685] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 296.801156] ? kasan_check_write+0x14/0x20 [ 296.805403] ? do_raw_spin_lock+0xc1/0x200 [ 296.809646] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 296.813909] __run_timers+0x7e5/0xc70 [ 296.817733] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 296.823112] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 296.828159] ? timerqueue_add+0x207/0x2b0 [ 296.832327] ? enqueue_hrtimer+0x1a5/0x560 [ 296.836571] ? lock_release+0x970/0x970 [ 296.840569] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 296.845794] ? kasan_check_write+0x14/0x20 [ 296.850054] ? pvclock_read_flags+0x160/0x160 [ 296.854565] ? lock_downgrade+0x900/0x900 [ 296.858740] ? trace_hardirqs_on+0xbd/0x310 [ 296.863064] ? kvm_sched_clock_read+0x9/0x20 [ 296.867481] ? irq_exit+0x17f/0x1c0 [ 296.871119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.876672] ? check_preemption_disabled+0x48/0x200 [ 296.881695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.887244] run_timer_softirq+0x52/0xb0 [ 296.891308] ? __this_cpu_preempt_check+0x1c/0x1f [ 296.896164] __do_softirq+0x30b/0xad8 [ 296.899974] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 296.905090] ? pvclock_read_flags+0x160/0x160 [ 296.909596] ? lapic_next_event+0x5a/0x90 [ 296.913754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.919307] ? clockevents_program_event+0x140/0x370 [ 296.924431] ? kvm_clock_read+0x18/0x30 [ 296.928411] ? kvm_sched_clock_read+0x9/0x20 [ 296.932828] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.938384] ? check_preemption_disabled+0x48/0x200 [ 296.943417] irq_exit+0x17f/0x1c0 [ 296.946877] smp_apic_timer_interrupt+0x1cb/0x760 [ 296.951740] ? smp_reschedule_interrupt+0x109/0x650 [ 296.956776] ? smp_call_function_single_interrupt+0x650/0x650 [ 296.962679] ? interrupt_entry+0xb5/0xf0 [ 296.966787] ? trace_hardirqs_off_caller+0xbb/0x310 [ 296.971833] ? trace_hardirqs_off_caller+0xbb/0x310 [ 296.976865] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.981712] ? trace_hardirqs_on_caller+0x310/0x310 [ 296.986727] ? trace_hardirqs_on_caller+0x310/0x310 [ 296.991747] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.997302] ? check_preemption_disabled+0x48/0x200 [ 297.002325] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.007888] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.012752] apic_timer_interrupt+0xf/0x20 [ 297.016999] [ 297.019254] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 297.024195] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 297.043109] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 297.050830] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 297.058098] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 297.065899] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 297.073173] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 297.080446] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 297.087748] ? trace_hardirqs_on+0xb4/0x310 [ 297.092086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.097654] skb_clone+0x1bb/0x500 [ 297.101728] ? finish_task_switch+0x1b5/0x900 [ 297.106227] ? skb_split+0x11e0/0x11e0 [ 297.110123] ? preempt_notifier_register+0x200/0x200 [ 297.115239] ? __switch_to_asm+0x34/0x70 [ 297.119310] ? __switch_to_asm+0x34/0x70 [ 297.123391] ? __switch_to_asm+0x40/0x70 [ 297.127455] ? __switch_to_asm+0x34/0x70 [ 297.131520] ? __switch_to_asm+0x40/0x70 [ 297.135588] ? __switch_to_asm+0x34/0x70 [ 297.139666] ? __switch_to_asm+0x40/0x70 [ 297.143726] ? __switch_to_asm+0x34/0x70 [ 297.147800] ? __switch_to_asm+0x34/0x70 [ 297.151862] ? __switch_to_asm+0x40/0x70 [ 297.155920] ? __switch_to_asm+0x34/0x70 [ 297.159994] bpf_clone_redirect+0xb9/0x490 [ 297.164237] ? __schedule+0x874/0x1ed0 [ 297.168135] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 297.173192] ? __sched_text_start+0x8/0x8 [ 297.177361] ? retint_kernel+0x2d/0x2d [ 297.181267] ? trace_hardirqs_on_caller+0xc0/0x310 [ 297.186212] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 297.190972] ? trace_hardirqs_off+0x310/0x310 [ 297.195471] ? bpf_test_run+0x1fc/0x5a0 [ 297.199465] ? lock_acquire+0x1ed/0x520 [ 297.203450] ? bpf_test_run+0x32e/0x5a0 [ 297.207435] ? lock_release+0x970/0x970 [ 297.211418] ? preempt_schedule+0x4d/0x60 [ 297.215580] ? preempt_schedule_common+0x1f/0xd0 [ 297.220342] ? preempt_schedule+0x4d/0x60 [ 297.224502] ? ___preempt_schedule+0x16/0x18 [ 297.228932] ? bpf_test_run+0x1c0/0x5a0 [ 297.232929] ? netlink_diag_dump+0x2a0/0x2a0 [ 297.237441] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.242989] ? bpf_test_init.isra.9+0x70/0x100 [ 297.247585] ? bpf_prog_test_run_skb+0x634/0xb40 [ 297.252361] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 297.257224] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 297.262766] ? fput+0x130/0x1a0 [ 297.266047] ? __bpf_prog_get+0x9b/0x290 [ 297.270114] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 297.274963] ? bpf_prog_test_run+0x130/0x1a0 [ 297.279381] ? __x64_sys_bpf+0x3d8/0x510 [ 297.283443] ? bpf_prog_get+0x20/0x20 [ 297.287260] ? do_syscall_64+0x1b9/0x820 [ 297.291322] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 297.296701] ? syscall_return_slowpath+0x5e0/0x5e0 [ 297.301652] ? trace_hardirqs_on_caller+0x310/0x310 [ 297.306946] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 297.311968] ? recalc_sigpending_tsk+0x180/0x180 [ 297.316733] ? kasan_check_write+0x14/0x20 [ 297.320991] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.325848] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.331231] warn_alloc_show_mem: 1 callbacks suppressed [ 297.331244] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 297.331245] Mem-Info: [ 297.331277] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 297.331277] active_file:15 inactive_file:16 isolated_file:0 [ 297.331277] unevictable:0 dirty:0 writeback:0 unstable:0 [ 297.331277] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 297.331277] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 297.331277] free:13758 free_pcp:319 free_cma:0 [ 297.336622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.336633] Call Trace: [ 297.343408] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 297.345810] [ 297.378686] Node 0 [ 297.388057] dump_stack+0x1c4/0x2b4 [ 297.390645] 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 [ 297.418317] ? dump_stack_print_info.cold.2+0x52/0x52 [ 297.420441] lowmem_reserve[]: [ 297.422696] warn_alloc.cold.119+0xb7/0x1bd [ 297.426291] 0 [ 297.451820] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 297.456999] 2819 [ 297.460111] ? lock_downgrade+0x900/0x900 [ 297.464407] 6323 [ 297.466236] ? trace_hardirqs_off+0xb8/0x310 [ 297.471094] 6323 [ 297.473179] ? trace_hardirqs_off+0xb8/0x310 [ 297.479382] __alloc_pages_slowpath+0x2667/0x2d80 [ 297.483764] Node 0 [ 297.485848] ? warn_alloc+0x120/0x120 [ 297.490251] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 297.495081] ? warn_alloc+0x120/0x120 [ 297.497297] lowmem_reserve[]: [ 297.501131] ? warn_alloc+0x120/0x120 [ 297.527838] 0 [ 297.531682] ? mark_held_locks+0x130/0x130 [ 297.534746] 0 [ 297.538566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.540343] 3503 [ 297.544584] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.546362] 3503 [ 297.551902] ? should_fail+0x22d/0xd01 [ 297.559482] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.561517] Node 0 [ 297.565404] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.570507] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 297.572746] ? should_fail+0x22d/0xd01 [ 297.578256] lowmem_reserve[]: [ 297.606722] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.610589] 0 [ 297.613695] ? should_fail+0x22d/0xd01 [ 297.618771] 0 [ 297.620585] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.624439] 0 [ 297.626239] ? mark_held_locks+0x130/0x130 [ 297.631313] 0 [ 297.633114] ? mark_held_locks+0x130/0x130 [ 297.639131] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.643340] Node 0 DMA: [ 297.648884] ? trace_hardirqs_off+0xb8/0x310 [ 297.648901] ? kasan_check_read+0x11/0x20 [ 297.651558] 1*4kB [ 297.655974] ? do_raw_spin_unlock+0xa7/0x2f0 [ 297.660096] (U) [ 297.662252] ? trace_hardirqs_on+0x310/0x310 [ 297.666639] 0*8kB [ 297.668629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.673013] 0*16kB [ 297.675172] ? wq_watchdog_touch+0x9c/0xfe [ 297.680684] 1*32kB (U) [ 297.682943] ? io_serial_in+0x11/0x90 [ 297.687168] 2*64kB [ 297.689767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.693541] (U) [ 297.695783] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 297.701293] 1*128kB [ 297.703277] __alloc_pages_nodemask+0xa80/0xde0 [ 297.708345] (U) [ 297.710676] ? should_fail+0x22d/0xd01 [ 297.715318] 1*256kB [ 297.717301] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 297.721157] (U) 0*512kB [ 297.723507] ? ____cache_alloc_node+0x1c7/0x1e0 [ 297.728483] 1*1024kB (U) [ 297.731180] ? lock_downgrade+0x900/0x900 [ 297.735824] 1*2048kB [ 297.738593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.742711] (M) [ 297.745137] cache_grow_begin+0x91/0x8c0 [ 297.750645] 3*4096kB [ 297.752633] ? do_raw_spin_unlock+0xa7/0x2f0 [ 297.756670] (M) [ 297.759088] fallback_alloc+0x203/0x2e0 [ 297.763472] = 15908kB [ 297.765462] ____cache_alloc_node+0x1c7/0x1e0 [ 297.769411] Node 0 [ 297.771833] kmem_cache_alloc_node+0xe3/0x730 [ 297.776309] DMA32: [ 297.778560] ? ipv6_get_ifaddr+0x42e/0x620 [ 297.783037] 4*4kB [ 297.785283] __alloc_skb+0x119/0x770 [ 297.789487] (M) [ 297.791641] ? skb_scrub_packet+0x490/0x490 [ 297.795325] 1*8kB [ 297.797302] ? lock_downgrade+0x900/0x900 [ 297.801596] (U) [ 297.803752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.807887] 2*16kB [ 297.809861] ? refcount_sub_and_test_checked+0x203/0x310 [ 297.815384] (M) [ 297.817636] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 297.823063] 2*32kB [ 297.825046] ? addrconf_rs_timer+0x690/0x690 [ 297.830469] (M) [ 297.832719] ndisc_alloc_skb+0x144/0x340 [ 297.837095] 4*64kB [ 297.839080] ndisc_send_rs+0x331/0x6e0 [ 297.843110] (M) [ 297.845385] addrconf_rs_timer+0x314/0x690 [ 297.849246] 4*128kB [ 297.851230] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.855435] (UM) [ 297.857766] call_timer_fn+0x272/0x920 [ 297.861967] 3*256kB (M) [ 297.864043] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.867907] 4*512kB [ 297.870604] ? process_timeout+0x40/0x40 [ 297.874818] (UM) [ 297.877153] ? trace_hardirqs_off+0xb8/0x310 [ 297.881195] 3*1024kB [ 297.883273] ? kasan_check_read+0x11/0x20 [ 297.887651] (UM) 3*2048kB [ 297.890086] ? do_raw_spin_unlock+0xa7/0x2f0 [ 297.894213] (M) [ 297.897068] ? trace_hardirqs_on+0x310/0x310 [ 297.901449] 3*4096kB [ 297.903429] ? __run_timers+0x7da/0xc70 [ 297.907812] (M) [ 297.910229] ? lock_downgrade+0x900/0x900 [ 297.914177] = 25208kB [ 297.916152] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 297.920286] Node 0 [ 297.922710] ? trace_hardirqs_on+0xbd/0x310 [ 297.927805] Normal: [ 297.930046] ? kasan_check_read+0x11/0x20 [ 297.934348] 853*4kB [ 297.936690] ? __run_timers+0x7da/0xc70 [ 297.940817] (UMEH) [ 297.943157] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 297.947132] 371*8kB [ 297.949411] ? kasan_check_write+0x14/0x20 [ 297.955281] (UME) 193*16kB [ 297.957657] ? do_raw_spin_lock+0xc1/0x200 [ 297.961870] (UME) [ 297.964812] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 297.969022] 70*32kB [ 297.971175] __run_timers+0x7e5/0xc70 [ 297.975375] (UMEH) 27*64kB [ 297.977736] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 297.981510] (UMH) [ 297.984446] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 297.989781] 4*128kB [ 297.991933] ? timerqueue_add+0x207/0x2b0 [ 297.996933] (UM) [ 297.999261] ? enqueue_hrtimer+0x1a5/0x560 [ 298.003390] 0*256kB 0*512kB [ 298.005485] ? lock_release+0x970/0x970 [ 298.009781] 0*1024kB [ 298.012806] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 298.016756] 0*2048kB [ 298.019177] ? kasan_check_write+0x14/0x20 [ 298.024376] 0*4096kB [ 298.026797] ? pvclock_read_flags+0x160/0x160 [ 298.031013] = 13948kB [ 298.033436] ? lock_downgrade+0x900/0x900 [ 298.037916] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 298.040333] ? trace_hardirqs_on+0xbd/0x310 [ 298.044454] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 298.053293] ? kvm_sched_clock_read+0x9/0x20 [ 298.057612] 660 total pagecache pages [ 298.066198] ? irq_exit+0x17f/0x1c0 [ 298.070579] 0 pages in swap cache [ 298.074386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.077987] Swap cache stats: add 0, delete 0, find 0/0 [ 298.081437] ? check_preemption_disabled+0x48/0x200 [ 298.086955] Free swap = 0kB [ 298.092332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.097323] Total swap = 0kB [ 298.100347] run_timer_softirq+0x52/0xb0 [ 298.105876] 1965979 pages RAM [ 298.108925] ? __this_cpu_preempt_check+0x1c/0x1f [ 298.112959] 0 pages HighMem/MovableOnly [ 298.116070] __do_softirq+0x30b/0xad8 [ 298.120884] 342307 pages reserved [ 298.124873] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 298.128668] 0 pages cma reserved [ 298.132126] ? pvclock_read_flags+0x160/0x160 [ 298.137254] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 298.140567] ? lapic_next_event+0x5a/0x90 [ 298.145094] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 298.151548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.155673] syz-executor2 cpuset= [ 298.166182] ? clockevents_program_event+0x140/0x370 [ 298.171721] syz2 [ 298.175185] ? kvm_clock_read+0x18/0x30 [ 298.180269] mems_allowed=0 [ 298.182251] ? kvm_sched_clock_read+0x9/0x20 [ 298.193551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.199107] ? check_preemption_disabled+0x48/0x200 [ 298.204147] irq_exit+0x17f/0x1c0 [ 298.207625] smp_apic_timer_interrupt+0x1cb/0x760 [ 298.212486] ? smp_reschedule_interrupt+0x109/0x650 [ 298.217520] ? smp_call_function_single_interrupt+0x650/0x650 [ 298.223546] ? interrupt_entry+0xb5/0xf0 [ 298.227629] ? trace_hardirqs_off_caller+0xbb/0x310 [ 298.232679] ? trace_hardirqs_off_caller+0xbb/0x310 [ 298.237722] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.242585] ? trace_hardirqs_on_caller+0x310/0x310 [ 298.247623] ? trace_hardirqs_on_caller+0x310/0x310 [ 298.252668] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.258228] ? check_preemption_disabled+0x48/0x200 [ 298.263267] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.268125] apic_timer_interrupt+0xf/0x20 [ 298.272366] [ 298.274615] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 298.279817] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 298.298730] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 298.306456] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 298.313737] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 298.321014] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 298.328292] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 298.335571] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 298.342868] ? trace_hardirqs_on+0x9a/0x310 [ 298.347199] ? trace_hardirqs_on+0xb4/0x310 [ 298.351547] retint_kernel+0x1b/0x2d [ 298.355282] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 298.360572] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 298.379491] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 298.387217] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 298.394499] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 298.401782] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 298.409061] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 298.416341] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 298.423698] ? trace_hardirqs_on+0x9a/0x310 [ 298.428041] ? arch_local_irq_restore+0x45/0x52 [ 298.432741] dump_stack+0x26a/0x2b4 [ 298.436400] ? dump_stack_print_info.cold.2+0x52/0x52 [ 298.441615] ? mark_held_locks+0x130/0x130 [ 298.445868] ? mark_held_locks+0x130/0x130 [ 298.450117] dump_header+0x27b/0xf72 [ 298.453848] ? rcu_read_unlock+0x16/0x60 [ 298.457930] ? pagefault_out_of_memory+0x197/0x197 [ 298.462875] ? mark_held_locks+0x130/0x130 [ 298.467118] ? percpu_ref_put_many+0x13e/0x260 [ 298.471714] ? mem_cgroup_charge_statistics+0x780/0x780 [ 298.477099] ? mem_cgroup_iter+0x1f7/0x1160 [ 298.481436] ? mark_held_locks+0x130/0x130 [ 298.485701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.491254] ? task_will_free_mem+0x239/0xb30 [ 298.495778] ? ___ratelimit+0x36f/0x655 [ 298.499798] ? lock_downgrade+0x900/0x900 [ 298.503962] ? trace_hardirqs_on+0xbd/0x310 [ 298.508290] ? kasan_check_read+0x11/0x20 [ 298.512452] ? ___ratelimit+0x36f/0x655 [ 298.516442] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 298.521906] ? trace_hardirqs_on+0x310/0x310 [ 298.526325] ? lock_downgrade+0x900/0x900 [ 298.530502] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 298.535619] ? ___ratelimit+0xaa/0x655 [ 298.539523] ? idr_get_free+0xec0/0xec0 [ 298.543505] ? kasan_check_write+0x14/0x20 [ 298.547754] ? do_raw_spin_lock+0xc1/0x200 [ 298.552006] oom_kill_process.cold.27+0x10/0x903 [ 298.556777] ? _raw_spin_unlock+0x2c/0x50 [ 298.560940] ? oom_badness+0xe6/0xaa0 [ 298.564764] ? oom_evaluate_task+0x540/0x540 [ 298.569185] ? shrink_node+0x16b0/0x16b0 [ 298.573254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.578798] ? oom_unkillable_task+0x383/0x580 [ 298.583396] ? out_of_memory+0x974/0x1430 [ 298.587557] ? lock_downgrade+0x900/0x900 [ 298.591727] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 298.597543] ? __cpuset_node_allowed+0x19b/0x660 [ 298.602317] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 298.607886] ? oom_evaluate_task+0x302/0x540 [ 298.612310] out_of_memory+0xa84/0x1430 [ 298.616298] ? oom_killer_disable+0x3a0/0x3a0 [ 298.620819] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 298.625763] ? __mutex_add_waiter+0x2a0/0x2a0 [ 298.630274] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 298.635302] ? find_next_bit+0x104/0x130 [ 298.639387] __alloc_pages_slowpath+0x2318/0x2d80 [ 298.644291] ? warn_alloc+0x120/0x120 [ 298.648102] ? __radix_tree_lookup+0x4c0/0x4c0 [ 298.652696] ? mark_held_locks+0x130/0x130 [ 298.656948] ? find_get_entry+0x2f2/0xc40 [ 298.661123] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 298.666068] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.671623] ? should_fail+0x22d/0xd01 [ 298.675525] ? ___might_sleep+0x1ed/0x300 [ 298.679684] ? lock_release+0x970/0x970 [ 298.683693] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.688821] ? __might_sleep+0x95/0x190 [ 298.692817] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 298.697714] ? free_one_page+0xcae/0x1700 [ 298.701904] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 298.706964] ? lock_downgrade+0x900/0x900 [ 298.711131] ? ___might_sleep+0x1ed/0x300 [ 298.715293] ? lock_release+0x970/0x970 [ 298.719295] ? arch_local_save_flags+0x40/0x40 [ 298.723892] ? _raw_spin_unlock+0x2c/0x50 [ 298.728054] ? free_one_page+0xcae/0x1700 [ 298.732225] ? __might_sleep+0x95/0x190 [ 298.736221] __alloc_pages_nodemask+0xa80/0xde0 [ 298.740921] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 298.745975] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 298.751801] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 298.756500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.762058] ? __do_page_cache_readahead+0x7ce/0x980 [ 298.767192] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 298.772755] alloc_pages_current+0x10c/0x210 [ 298.777187] ? lock_downgrade+0x900/0x900 [ 298.781373] __page_cache_alloc+0x38f/0x5b0 [ 298.785717] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 298.791541] ? ext4_filemap_fault+0x82/0xad [ 298.795983] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 298.800684] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.806250] ? check_preemption_disabled+0x48/0x200 [ 298.811297] filemap_fault+0x1594/0x25f0 [ 298.815404] ? __lock_page_or_retry+0xa00/0xa00 [ 298.820090] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 298.825902] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 298.830684] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 298.835459] ? filemap_map_pages+0xdea/0x1980 [ 298.839969] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 298.845780] ? kasan_check_read+0x11/0x20 [ 298.849938] ? find_get_pages_range_tag+0x1320/0x1320 [ 298.855159] ? rcu_bh_qs+0xc0/0xc0 [ 298.858716] ? unwind_dump+0x190/0x190 [ 298.862630] ? is_bpf_text_address+0xd3/0x170 [ 298.867157] ? __kernel_text_address+0xd/0x40 [ 298.871681] ? unwind_get_return_address+0x61/0xa0 [ 298.876636] ? __save_stack_trace+0x8d/0xf0 [ 298.881001] ? lock_acquire+0x1ed/0x520 [ 298.884986] ? ext4_filemap_fault+0x7a/0xad [ 298.889318] ? lock_release+0x970/0x970 [ 298.893293] ? arch_local_save_flags+0x40/0x40 [ 298.897875] ? save_stack+0x43/0xd0 [ 298.901527] ? __kasan_slab_free+0x102/0x150 [ 298.905933] ? kasan_slab_free+0xe/0x10 [ 298.909909] ? kfree+0xcf/0x230 [ 298.913193] ? do_syslog+0x1474/0x1690 [ 298.917084] ? kmsg_read+0x8f/0xc0 [ 298.920660] ? proc_reg_read+0x2a3/0x3d0 [ 298.924756] ? __vfs_read+0x117/0x9b0 [ 298.928572] ? down_read+0xb0/0x1d0 [ 298.932202] ? ext4_filemap_fault+0x7a/0xad [ 298.936532] ? __down_interruptible+0x700/0x700 [ 298.941201] ? kasan_check_write+0x14/0x20 [ 298.945442] ? trace_hardirqs_off+0xb8/0x310 [ 298.949864] ext4_filemap_fault+0x82/0xad [ 298.954223] __do_fault+0x100/0x6b0 [ 298.957862] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 298.963407] ? print_bad_pte+0x6c0/0x6c0 [ 298.967475] ? __kasan_slab_free+0x119/0x150 [ 298.971892] ? pmd_val+0x88/0x100 [ 298.975350] ? add_mm_counter_fast+0xd0/0xd0 [ 298.979769] ? pmd_val+0x88/0x100 [ 298.983220] ? add_mm_counter_fast+0xd0/0xd0 [ 298.987639] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.993196] __handle_mm_fault+0x3709/0x53e0 [ 298.997626] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 299.002481] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.008026] ? unuse_pde+0x40/0x80 [ 299.011574] ? __f_unlock_pos+0x19/0x20 [ 299.015569] ? lock_acquire+0x1ed/0x520 [ 299.019558] ? handle_mm_fault+0x42a/0xc70 [ 299.023891] ? lock_downgrade+0x900/0x900 [ 299.028061] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 299.033870] ? __do_page_fault+0x67d/0xed0 [ 299.038124] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 299.043596] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.049141] ? check_preemption_disabled+0x48/0x200 [ 299.054170] handle_mm_fault+0x54f/0xc70 [ 299.058245] ? __handle_mm_fault+0x53e0/0x53e0 [ 299.063173] ? find_vma+0x34/0x190 [ 299.066723] __do_page_fault+0x67d/0xed0 [ 299.070797] ? mm_fault_error+0x380/0x380 [ 299.074944] ? trace_hardirqs_off+0xb8/0x310 [ 299.079357] ? trace_hardirqs_on+0x310/0x310 [ 299.083769] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 299.089162] ? trace_hardirqs_on+0x310/0x310 [ 299.093588] do_page_fault+0xf2/0x7e0 [ 299.097413] ? vmalloc_sync_all+0x30/0x30 [ 299.101568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.107122] ? error_entry+0x70/0xd0 [ 299.110851] ? trace_hardirqs_off_caller+0xbb/0x310 [ 299.115869] ? trace_hardirqs_on_caller+0xc0/0x310 [ 299.120804] ? syscall_return_slowpath+0x5e0/0x5e0 [ 299.125736] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.130590] ? trace_hardirqs_on_caller+0x310/0x310 [ 299.135614] ? trace_hardirqs_off+0x310/0x310 [ 299.140120] ? prepare_exit_to_usermode+0x291/0x3b0 [ 299.145143] ? page_fault+0x8/0x30 [ 299.148689] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.153537] ? page_fault+0x8/0x30 [ 299.157082] page_fault+0x1e/0x30 [ 299.160533] RIP: 0033:0x7f55b1a571fd [ 299.164249] Code: Bad RIP value. [ 299.167615] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 299.172988] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 299.180263] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 299.187559] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 299.194833] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 299.202109] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 299.209409] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 299.209463] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 299.216618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.216623] Call Trace: [ 299.216629] [ 299.216656] dump_stack+0x1c4/0x2b4 [ 299.216672] ? dump_stack_print_info.cold.2+0x52/0x52 [ 299.216693] warn_alloc.cold.119+0xb7/0x1bd [ 299.223230] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 299.232556] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 299.235121] rsyslogd cpuset= [ 299.237292] ? lock_downgrade+0x900/0x900 [ 299.240898] / [ 299.246099] ? trace_hardirqs_off+0xb8/0x310 [ 299.250405] mems_allowed=0 [ 299.260466] ? trace_hardirqs_off+0xb8/0x310 [ 299.285906] __alloc_pages_slowpath+0x2667/0x2d80 [ 299.290793] ? warn_alloc+0x120/0x120 [ 299.294623] ? warn_alloc+0x120/0x120 [ 299.298444] ? warn_alloc+0x120/0x120 [ 299.302262] ? mark_held_locks+0x130/0x130 [ 299.306518] ? trace_hardirqs_on+0x310/0x310 [ 299.310942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.316496] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.322051] ? should_fail+0x22d/0xd01 [ 299.325950] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.331065] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.336644] ? should_fail+0x22d/0xd01 [ 299.340546] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.345658] ? should_fail+0x22d/0xd01 [ 299.349558] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.354673] ? mark_held_locks+0x130/0x130 [ 299.358915] ? mark_held_locks+0x130/0x130 [ 299.363168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.368718] ? trace_hardirqs_off+0xb8/0x310 [ 299.373130] ? kasan_check_read+0x11/0x20 [ 299.377288] ? do_raw_spin_unlock+0xa7/0x2f0 [ 299.381709] ? trace_hardirqs_on+0x310/0x310 [ 299.386132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.391688] ? wq_watchdog_touch+0x9c/0xfe [ 299.395934] ? io_serial_in+0x11/0x90 [ 299.399742] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.405294] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 299.410438] __alloc_pages_nodemask+0xa80/0xde0 [ 299.415112] ? should_fail+0x22d/0xd01 [ 299.419015] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 299.424053] ? ____cache_alloc_node+0x1c7/0x1e0 [ 299.428730] ? lock_downgrade+0x900/0x900 [ 299.432886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.438436] cache_grow_begin+0x91/0x8c0 [ 299.442510] ? do_raw_spin_unlock+0xa7/0x2f0 [ 299.446934] fallback_alloc+0x203/0x2e0 [ 299.450921] ____cache_alloc_node+0x1c7/0x1e0 [ 299.455432] kmem_cache_alloc_node+0xe3/0x730 [ 299.459932] ? ipv6_get_ifaddr+0x42e/0x620 [ 299.464189] __alloc_skb+0x119/0x770 [ 299.467909] ? skb_scrub_packet+0x490/0x490 [ 299.472234] ? lock_downgrade+0x900/0x900 [ 299.476408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.481953] ? refcount_sub_and_test_checked+0x203/0x310 [ 299.487418] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 299.492876] ? addrconf_rs_timer+0x690/0x690 [ 299.497301] ndisc_alloc_skb+0x144/0x340 [ 299.501376] ndisc_send_rs+0x331/0x6e0 [ 299.505269] addrconf_rs_timer+0x314/0x690 [ 299.509520] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.513765] call_timer_fn+0x272/0x920 [ 299.517659] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.521908] ? process_timeout+0x40/0x40 [ 299.525969] ? trace_hardirqs_off+0xb8/0x310 [ 299.530396] ? kasan_check_read+0x11/0x20 [ 299.534557] ? do_raw_spin_unlock+0xa7/0x2f0 [ 299.538970] ? trace_hardirqs_on+0x310/0x310 [ 299.543393] ? __run_timers+0x7da/0xc70 [ 299.547380] ? lock_downgrade+0x900/0x900 [ 299.551536] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 299.556656] ? trace_hardirqs_on+0xbd/0x310 [ 299.560987] ? kasan_check_read+0x11/0x20 [ 299.565141] ? __run_timers+0x7da/0xc70 [ 299.569126] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 299.574593] ? kasan_check_write+0x14/0x20 [ 299.578842] ? do_raw_spin_lock+0xc1/0x200 [ 299.583088] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 299.587328] __run_timers+0x7e5/0xc70 [ 299.591154] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 299.596521] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 299.601560] ? timerqueue_add+0x207/0x2b0 [ 299.605729] ? enqueue_hrtimer+0x1a5/0x560 [ 299.609985] ? lock_release+0x970/0x970 [ 299.613980] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 299.619197] ? kasan_check_write+0x14/0x20 [ 299.623444] ? pvclock_read_flags+0x160/0x160 [ 299.627952] ? lock_downgrade+0x900/0x900 [ 299.632124] ? trace_hardirqs_on+0xbd/0x310 [ 299.636450] ? kvm_sched_clock_read+0x9/0x20 [ 299.640864] ? irq_exit+0x17f/0x1c0 [ 299.644496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.650039] ? check_preemption_disabled+0x48/0x200 [ 299.655065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.660623] run_timer_softirq+0x52/0xb0 [ 299.664701] ? __this_cpu_preempt_check+0x1c/0x1f [ 299.669589] __do_softirq+0x30b/0xad8 [ 299.673418] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 299.678545] ? pvclock_read_flags+0x160/0x160 [ 299.683058] ? lapic_next_event+0x5a/0x90 [ 299.687223] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.692775] ? clockevents_program_event+0x140/0x370 [ 299.697904] ? kvm_clock_read+0x18/0x30 [ 299.701925] ? kvm_sched_clock_read+0x9/0x20 [ 299.706366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.711933] ? check_preemption_disabled+0x48/0x200 [ 299.716978] irq_exit+0x17f/0x1c0 [ 299.720456] smp_apic_timer_interrupt+0x1cb/0x760 [ 299.725322] ? smp_reschedule_interrupt+0x109/0x650 [ 299.730376] ? smp_call_function_single_interrupt+0x650/0x650 [ 299.736286] ? interrupt_entry+0xb5/0xf0 [ 299.740378] ? trace_hardirqs_off_caller+0xbb/0x310 [ 299.745410] ? trace_hardirqs_off_caller+0xbb/0x310 [ 299.750457] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.755328] ? trace_hardirqs_on_caller+0x310/0x310 [ 299.760376] ? trace_hardirqs_on_caller+0x310/0x310 [ 299.765404] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.770951] ? check_preemption_disabled+0x48/0x200 [ 299.775974] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 299.781543] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.786409] apic_timer_interrupt+0xf/0x20 [ 299.790643] [ 299.792887] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 299.797847] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 299.816758] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 299.824482] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 299.831755] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 299.839025] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 299.846294] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 299.853562] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 299.860856] ? trace_hardirqs_on+0xb4/0x310 [ 299.865215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.870784] skb_clone+0x1bb/0x500 [ 299.874342] ? finish_task_switch+0x1b5/0x900 [ 299.878859] ? skb_split+0x11e0/0x11e0 [ 299.882779] ? preempt_notifier_register+0x200/0x200 [ 299.887900] ? __switch_to_asm+0x34/0x70 [ 299.891984] ? __switch_to_asm+0x34/0x70 [ 299.896065] ? __switch_to_asm+0x40/0x70 [ 299.900488] ? __switch_to_asm+0x34/0x70 [ 299.904576] ? __switch_to_asm+0x40/0x70 [ 299.908648] ? __switch_to_asm+0x34/0x70 [ 299.912716] ? __switch_to_asm+0x40/0x70 [ 299.916787] ? __switch_to_asm+0x34/0x70 [ 299.920867] ? __switch_to_asm+0x34/0x70 [ 299.924941] ? __switch_to_asm+0x40/0x70 [ 299.929019] ? __switch_to_asm+0x34/0x70 [ 299.933098] bpf_clone_redirect+0xb9/0x490 [ 299.937362] ? __schedule+0x874/0x1ed0 [ 299.941368] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 299.946402] ? __sched_text_start+0x8/0x8 [ 299.950562] ? retint_kernel+0x2d/0x2d [ 299.954693] ? trace_hardirqs_on_caller+0xc0/0x310 [ 299.959640] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 299.964413] ? trace_hardirqs_off+0x310/0x310 [ 299.968943] ? bpf_test_run+0x1fc/0x5a0 [ 299.972939] ? lock_acquire+0x1ed/0x520 [ 299.976921] ? bpf_test_run+0x32e/0x5a0 [ 299.980905] ? lock_release+0x970/0x970 [ 299.984893] ? preempt_schedule+0x4d/0x60 [ 299.989065] ? preempt_schedule_common+0x1f/0xd0 [ 299.993838] ? preempt_schedule+0x4d/0x60 [ 299.998007] ? ___preempt_schedule+0x16/0x18 [ 300.002449] ? bpf_test_run+0x1c0/0x5a0 [ 300.006445] ? netlink_diag_dump+0x2a0/0x2a0 [ 300.010870] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.016420] ? bpf_test_init.isra.9+0x70/0x100 [ 300.021037] ? bpf_prog_test_run_skb+0x634/0xb40 [ 300.025815] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 300.030693] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 300.036250] ? fput+0x130/0x1a0 [ 300.039540] ? __bpf_prog_get+0x9b/0x290 [ 300.043614] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 300.048467] ? bpf_prog_test_run+0x130/0x1a0 [ 300.052905] ? __x64_sys_bpf+0x3d8/0x510 [ 300.056967] ? bpf_prog_get+0x20/0x20 [ 300.061854] ? do_syscall_64+0x1b9/0x820 [ 300.065923] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 300.071293] ? syscall_return_slowpath+0x5e0/0x5e0 [ 300.076228] ? trace_hardirqs_on_caller+0x310/0x310 [ 300.081260] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 300.086292] ? recalc_sigpending_tsk+0x180/0x180 [ 300.093407] ? kasan_check_write+0x14/0x20 [ 300.097658] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 300.102520] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.107900] warn_alloc_show_mem: 1 callbacks suppressed [ 300.107913] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 300.107915] Mem-Info: [ 300.107946] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 300.107946] active_file:15 inactive_file:16 isolated_file:0 [ 300.107946] unevictable:0 dirty:0 writeback:0 unstable:0 [ 300.107946] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 300.107946] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 300.107946] free:13758 free_pcp:319 free_cma:0 [ 300.113299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.120061] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 300.122461] Call Trace: [ 300.156118] Node 0 [ 300.165473] [ 300.193256] 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 [ 300.195828] dump_stack+0x1c4/0x2b4 [ 300.198029] lowmem_reserve[]: [ 300.200191] ? dump_stack_print_info.cold.2+0x52/0x52 [ 300.225666] 0 2819 [ 300.229321] warn_alloc.cold.119+0xb7/0x1bd [ 300.232657] 6323 [ 300.237847] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 300.240058] 6323 [ 300.244383] ? lock_downgrade+0x900/0x900 [ 300.251259] ? trace_hardirqs_off+0xb8/0x310 [ 300.253297] Node 0 [ 300.257444] ? trace_hardirqs_off+0xb8/0x310 [ 300.261858] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 300.264079] __alloc_pages_slowpath+0x2667/0x2d80 [ 300.268451] lowmem_reserve[]: 0 [ 300.295207] ? warn_alloc+0x120/0x120 [ 300.300020] 0 [ 300.303303] ? warn_alloc+0x120/0x120 [ 300.307096] 3503 [ 300.308903] ? warn_alloc+0x120/0x120 [ 300.312676] 3503 [ 300.314740] ? mark_held_locks+0x130/0x130 [ 300.318532] Node 0 [ 300.320598] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.324838] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 300.327052] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.332556] lowmem_reserve[]: 0 [ 300.361035] ? should_fail+0x22d/0xd01 [ 300.366551] 0 0 [ 300.369852] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.373710] 0 [ 300.375702] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 300.380781] Node 0 [ 300.382597] ? should_fail+0x22d/0xd01 [ 300.388141] DMA: [ 300.390400] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.394265] 1*4kB [ 300.396336] ? should_fail+0x22d/0xd01 [ 300.401415] (U) [ 300.403588] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.407457] 0*8kB [ 300.409443] ? mark_held_locks+0x130/0x130 [ 300.414554] 0*16kB [ 300.416715] ? mark_held_locks+0x130/0x130 [ 300.420921] 1*32kB [ 300.423160] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.427360] (U) 2*64kB [ 300.429613] ? trace_hardirqs_off+0xb8/0x310 [ 300.435118] (U) 1*128kB [ 300.437718] ? kasan_check_read+0x11/0x20 [ 300.442100] (U) [ 300.444777] ? do_raw_spin_unlock+0xa7/0x2f0 [ 300.448895] 1*256kB (U) [ 300.450882] ? trace_hardirqs_on+0x310/0x310 [ 300.455262] 0*512kB [ 300.457938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.462338] 1*1024kB [ 300.464678] ? wq_watchdog_touch+0x9c/0xfe [ 300.470186] (U) [ 300.472597] ? io_serial_in+0x11/0x90 [ 300.476806] 1*2048kB [ 300.478787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.482582] (M) [ 300.485000] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 300.490509] 3*4096kB [ 300.492492] __alloc_pages_nodemask+0xa80/0xde0 [ 300.497561] (M) [ 300.499976] ? should_fail+0x22d/0xd01 [ 300.504622] = 15908kB [ 300.506605] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 300.510461] Node 0 [ 300.512886] ? ____cache_alloc_node+0x1c7/0x1e0 [ 300.517864] DMA32: [ 300.520106] ? lock_downgrade+0x900/0x900 [ 300.524762] 4*4kB [ 300.527004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.531314] (M) [ 300.533475] cache_grow_begin+0x91/0x8c0 [ 300.538986] 1*8kB [ 300.540971] ? do_raw_spin_unlock+0xa7/0x2f0 [ 300.545004] (U) [ 300.547375] fallback_alloc+0x203/0x2e0 [ 300.551806] 2*16kB [ 300.553786] ____cache_alloc_node+0x1c7/0x1e0 [ 300.557733] (M) [ 300.559975] kmem_cache_alloc_node+0xe3/0x730 [ 300.564455] 2*32kB [ 300.566438] ? ipv6_get_ifaddr+0x42e/0x620 [ 300.570900] (M) [ 300.573144] __alloc_skb+0x119/0x770 [ 300.577350] 4*64kB (M) [ 300.579381] ? skb_scrub_packet+0x490/0x490 [ 300.583059] 4*128kB [ 300.585642] ? lock_downgrade+0x900/0x900 [ 300.589933] (UM) [ 300.592258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.596381] 3*256kB [ 300.598454] ? refcount_sub_and_test_checked+0x203/0x310 [ 300.603972] (M) [ 300.606299] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 300.611739] 4*512kB (UM) [ 300.613763] ? addrconf_rs_timer+0x690/0x690 [ 300.619197] 3*1024kB [ 300.621968] ndisc_alloc_skb+0x144/0x340 [ 300.626352] (UM) [ 300.628784] ndisc_send_rs+0x331/0x6e0 [ 300.632825] 3*2048kB [ 300.634892] addrconf_rs_timer+0x314/0x690 [ 300.638747] (M) [ 300.641333] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.645534] 3*4096kB (M) [ 300.647527] call_timer_fn+0x272/0x920 [ 300.651737] = 25208kB [ 300.654493] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.658372] Node 0 [ 300.660783] ? process_timeout+0x40/0x40 [ 300.665011] Normal: 853*4kB [ 300.667266] ? trace_hardirqs_off+0xb8/0x310 [ 300.671302] (UMEH) [ 300.674326] ? kasan_check_read+0x11/0x20 [ 300.678715] 371*8kB [ 300.680950] ? do_raw_spin_unlock+0xa7/0x2f0 [ 300.685067] (UME) [ 300.687396] ? trace_hardirqs_on+0x310/0x310 [ 300.691780] 193*16kB (UME) [ 300.693950] ? __run_timers+0x7da/0xc70 [ 300.698334] 70*32kB [ 300.701274] ? lock_downgrade+0x900/0x900 [ 300.705220] (UMEH) [ 300.707545] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 300.711669] 27*64kB [ 300.713908] ? trace_hardirqs_on+0xbd/0x310 [ 300.718981] (UMH) [ 300.721306] ? kasan_check_read+0x11/0x20 [ 300.725599] 4*128kB (UM) [ 300.727758] ? __run_timers+0x7da/0xc70 [ 300.731880] 0*256kB [ 300.734645] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 300.738592] 0*512kB [ 300.740913] ? kasan_check_write+0x14/0x20 [ 300.746342] 0*1024kB [ 300.748678] ? do_raw_spin_lock+0xc1/0x200 [ 300.752884] 0*2048kB [ 300.755293] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 300.759501] 0*4096kB [ 300.761911] __run_timers+0x7e5/0xc70 [ 300.766112] = 13948kB [ 300.766127] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 300.768541] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 300.772326] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 300.774730] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 300.783833] 660 total pagecache pages [ 300.789207] ? timerqueue_add+0x207/0x2b0 [ 300.797765] 0 pages in swap cache [ 300.802786] ? enqueue_hrtimer+0x1a5/0x560 [ 300.806568] Swap cache stats: add 0, delete 0, find 0/0 [ 300.810719] ? lock_release+0x970/0x970 [ 300.814140] Free swap = 0kB [ 300.814154] Total swap = 0kB [ 300.818396] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 300.823739] 1965979 pages RAM [ 300.827728] ? kasan_check_write+0x14/0x20 [ 300.831586] 0 pages HighMem/MovableOnly [ 300.834619] ? pvclock_read_flags+0x160/0x160 [ 300.839786] 342307 pages reserved [ 300.842912] ? lock_downgrade+0x900/0x900 [ 300.847133] 0 pages cma reserved [ 300.851121] ? trace_hardirqs_on+0xbd/0x310 [ 300.855646] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 300.861400] ? kvm_sched_clock_read+0x9/0x20 [ 300.861417] ? irq_exit+0x17f/0x1c0 [ 300.861436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.861452] ? check_preemption_disabled+0x48/0x200 [ 300.861470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.865660] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 300.868997] run_timer_softirq+0x52/0xb0 [ 300.873298] syz-executor2 cpuset= [ 300.879805] ? __this_cpu_preempt_check+0x1c/0x1f [ 300.884191] syz2 [ 300.887825] __do_softirq+0x30b/0xad8 [ 300.893340] mems_allowed=0 [ 300.898382] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 300.940482] ? pvclock_read_flags+0x160/0x160 [ 300.944980] ? lapic_next_event+0x5a/0x90 [ 300.949133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.954681] ? clockevents_program_event+0x140/0x370 [ 300.959796] ? kvm_clock_read+0x18/0x30 [ 300.963776] ? kvm_sched_clock_read+0x9/0x20 [ 300.968193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 300.973755] ? check_preemption_disabled+0x48/0x200 [ 300.978788] irq_exit+0x17f/0x1c0 [ 300.982247] smp_apic_timer_interrupt+0x1cb/0x760 [ 300.987092] ? smp_reschedule_interrupt+0x109/0x650 [ 300.992112] ? smp_call_function_single_interrupt+0x650/0x650 [ 300.998000] ? interrupt_entry+0xb5/0xf0 [ 301.002072] ? trace_hardirqs_off_caller+0xbb/0x310 [ 301.007087] ? trace_hardirqs_off_caller+0xbb/0x310 [ 301.012107] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.016951] ? trace_hardirqs_on_caller+0x310/0x310 [ 301.021974] ? trace_hardirqs_on_caller+0x310/0x310 [ 301.026997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.032542] ? check_preemption_disabled+0x48/0x200 [ 301.037565] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.042413] apic_timer_interrupt+0xf/0x20 [ 301.046644] [ 301.048893] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 301.054118] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 301.073327] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 301.081055] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 301.088323] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 301.095592] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 301.102863] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 301.110141] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 301.117454] ? trace_hardirqs_on+0x9a/0x310 [ 301.121782] ? trace_hardirqs_on+0xb4/0x310 [ 301.126114] retint_kernel+0x1b/0x2d [ 301.129831] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 301.135109] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 301.154014] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 301.161731] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 301.169003] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 301.176281] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 301.183560] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 301.190839] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 301.198142] ? trace_hardirqs_on+0x9a/0x310 [ 301.202484] ? arch_local_irq_restore+0x45/0x52 [ 301.207179] dump_stack+0x26a/0x2b4 [ 301.210829] ? dump_stack_print_info.cold.2+0x52/0x52 [ 301.216036] ? mark_held_locks+0x130/0x130 [ 301.220283] ? mark_held_locks+0x130/0x130 [ 301.224550] dump_header+0x27b/0xf72 [ 301.228290] ? rcu_read_unlock+0x16/0x60 [ 301.232371] ? pagefault_out_of_memory+0x197/0x197 [ 301.237318] ? mark_held_locks+0x130/0x130 [ 301.241557] ? percpu_ref_put_many+0x13e/0x260 [ 301.246148] ? mem_cgroup_charge_statistics+0x780/0x780 [ 301.251540] ? mem_cgroup_iter+0x1f7/0x1160 [ 301.255892] ? mark_held_locks+0x130/0x130 [ 301.260173] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.265754] ? task_will_free_mem+0x239/0xb30 [ 301.270276] ? ___ratelimit+0x36f/0x655 [ 301.274277] ? lock_downgrade+0x900/0x900 [ 301.278457] ? trace_hardirqs_on+0xbd/0x310 [ 301.282807] ? kasan_check_read+0x11/0x20 [ 301.286979] ? ___ratelimit+0x36f/0x655 [ 301.290972] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 301.296444] ? trace_hardirqs_on+0x310/0x310 [ 301.300865] ? lock_downgrade+0x900/0x900 [ 301.305026] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 301.310148] ? ___ratelimit+0xaa/0x655 [ 301.314053] ? idr_get_free+0xec0/0xec0 [ 301.318035] ? kasan_check_write+0x14/0x20 [ 301.322277] ? do_raw_spin_lock+0xc1/0x200 [ 301.326542] oom_kill_process.cold.27+0x10/0x903 [ 301.331319] ? _raw_spin_unlock+0x2c/0x50 [ 301.335497] ? oom_badness+0xe6/0xaa0 [ 301.339311] ? oom_evaluate_task+0x540/0x540 [ 301.343743] ? shrink_node+0x16b0/0x16b0 [ 301.347828] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.353386] ? oom_unkillable_task+0x383/0x580 [ 301.357989] ? out_of_memory+0x974/0x1430 [ 301.362182] ? lock_downgrade+0x900/0x900 [ 301.366381] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 301.372198] ? __cpuset_node_allowed+0x19b/0x660 [ 301.376976] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 301.382524] ? oom_evaluate_task+0x302/0x540 [ 301.386957] out_of_memory+0xa84/0x1430 [ 301.390962] ? oom_killer_disable+0x3a0/0x3a0 [ 301.395487] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 301.400442] ? __mutex_add_waiter+0x2a0/0x2a0 [ 301.404961] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 301.409997] ? find_next_bit+0x104/0x130 [ 301.414082] __alloc_pages_slowpath+0x2318/0x2d80 [ 301.418961] ? warn_alloc+0x120/0x120 [ 301.422780] ? __radix_tree_lookup+0x4c0/0x4c0 [ 301.427383] ? mark_held_locks+0x130/0x130 [ 301.431642] ? find_get_entry+0x2f2/0xc40 [ 301.435851] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 301.440807] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.446363] ? should_fail+0x22d/0xd01 [ 301.450276] ? ___might_sleep+0x1ed/0x300 [ 301.454438] ? lock_release+0x970/0x970 [ 301.458425] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 301.463546] ? __might_sleep+0x95/0x190 [ 301.467533] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 301.472379] ? free_one_page+0xcae/0x1700 [ 301.476540] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 301.481575] ? lock_downgrade+0x900/0x900 [ 301.485757] ? ___might_sleep+0x1ed/0x300 [ 301.489914] ? lock_release+0x970/0x970 [ 301.493908] ? arch_local_save_flags+0x40/0x40 [ 301.498500] ? _raw_spin_unlock+0x2c/0x50 [ 301.502665] ? free_one_page+0xcae/0x1700 [ 301.506826] ? __might_sleep+0x95/0x190 [ 301.510813] __alloc_pages_nodemask+0xa80/0xde0 [ 301.515496] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 301.520530] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 301.526352] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 301.531056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.536625] ? __do_page_cache_readahead+0x7ce/0x980 [ 301.541769] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 301.547329] alloc_pages_current+0x10c/0x210 [ 301.551760] ? lock_downgrade+0x900/0x900 [ 301.555940] __page_cache_alloc+0x38f/0x5b0 [ 301.560290] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 301.566106] ? ext4_filemap_fault+0x82/0xad [ 301.570464] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 301.575158] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.580719] ? check_preemption_disabled+0x48/0x200 [ 301.585850] filemap_fault+0x1594/0x25f0 [ 301.589933] ? __lock_page_or_retry+0xa00/0xa00 [ 301.594615] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 301.600459] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 301.605249] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 301.610034] ? filemap_map_pages+0xdea/0x1980 [ 301.614561] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 301.620379] ? kasan_check_read+0x11/0x20 [ 301.624562] ? find_get_pages_range_tag+0x1320/0x1320 [ 301.629778] ? rcu_bh_qs+0xc0/0xc0 [ 301.633334] ? unwind_dump+0x190/0x190 [ 301.637254] ? is_bpf_text_address+0xd3/0x170 [ 301.641773] ? __kernel_text_address+0xd/0x40 [ 301.646293] ? unwind_get_return_address+0x61/0xa0 [ 301.651250] ? __save_stack_trace+0x8d/0xf0 [ 301.655620] ? lock_acquire+0x1ed/0x520 [ 301.659622] ? ext4_filemap_fault+0x7a/0xad [ 301.663976] ? lock_release+0x970/0x970 [ 301.667968] ? arch_local_save_flags+0x40/0x40 [ 301.672564] ? save_stack+0x43/0xd0 [ 301.676200] ? __kasan_slab_free+0x102/0x150 [ 301.680624] ? kasan_slab_free+0xe/0x10 [ 301.684614] ? kfree+0xcf/0x230 [ 301.687920] ? do_syslog+0x1474/0x1690 [ 301.691822] ? kmsg_read+0x8f/0xc0 [ 301.695389] ? proc_reg_read+0x2a3/0x3d0 [ 301.699493] ? __vfs_read+0x117/0x9b0 [ 301.703323] ? down_read+0xb0/0x1d0 [ 301.706961] ? ext4_filemap_fault+0x7a/0xad [ 301.711327] ? __down_interruptible+0x700/0x700 [ 301.716024] ? kasan_check_write+0x14/0x20 [ 301.720308] ? trace_hardirqs_off+0xb8/0x310 [ 301.724751] ext4_filemap_fault+0x82/0xad [ 301.728926] __do_fault+0x100/0x6b0 [ 301.732578] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 301.738060] ? print_bad_pte+0x6c0/0x6c0 [ 301.742164] ? __kasan_slab_free+0x119/0x150 [ 301.746603] ? pmd_val+0x88/0x100 [ 301.750082] ? add_mm_counter_fast+0xd0/0xd0 [ 301.754510] ? pmd_val+0x88/0x100 [ 301.757985] ? add_mm_counter_fast+0xd0/0xd0 [ 301.762418] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.767986] __handle_mm_fault+0x3709/0x53e0 [ 301.772421] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 301.777290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.782852] ? unuse_pde+0x40/0x80 [ 301.786407] ? __f_unlock_pos+0x19/0x20 [ 301.790403] ? lock_acquire+0x1ed/0x520 [ 301.794425] ? handle_mm_fault+0x42a/0xc70 [ 301.798699] ? lock_downgrade+0x900/0x900 [ 301.802871] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 301.808692] ? __do_page_fault+0x67d/0xed0 [ 301.812949] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 301.818420] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 301.823980] ? check_preemption_disabled+0x48/0x200 [ 301.829022] handle_mm_fault+0x54f/0xc70 [ 301.833102] ? __handle_mm_fault+0x53e0/0x53e0 [ 301.837709] ? find_vma+0x34/0x190 [ 301.841270] __do_page_fault+0x67d/0xed0 [ 301.845353] ? mm_fault_error+0x380/0x380 [ 301.849516] ? trace_hardirqs_off+0xb8/0x310 [ 301.853938] ? trace_hardirqs_on+0x310/0x310 [ 301.858365] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 301.863755] ? trace_hardirqs_on+0x310/0x310 [ 301.868189] do_page_fault+0xf2/0x7e0 [ 301.872008] ? vmalloc_sync_all+0x30/0x30 [ 301.876174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.881731] ? error_entry+0x70/0xd0 [ 301.885465] ? trace_hardirqs_off_caller+0xbb/0x310 [ 301.890494] ? trace_hardirqs_on_caller+0xc0/0x310 [ 301.895437] ? syscall_return_slowpath+0x5e0/0x5e0 [ 301.900379] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.905241] ? trace_hardirqs_on_caller+0x310/0x310 [ 301.910275] ? trace_hardirqs_off+0x310/0x310 [ 301.914795] ? prepare_exit_to_usermode+0x291/0x3b0 [ 301.919826] ? page_fault+0x8/0x30 [ 301.923386] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.928251] ? page_fault+0x8/0x30 [ 301.931810] page_fault+0x1e/0x30 [ 301.935270] RIP: 0033:0x7f55b1a571fd [ 301.938990] Code: Bad RIP value. [ 301.942358] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 301.947748] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 301.955543] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 301.962823] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 301.970120] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 301.977417] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 301.984728] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 301.984774] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 301.991962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.991968] Call Trace: [ 301.991974] [ 301.991998] dump_stack+0x1c4/0x2b4 [ 301.992015] ? dump_stack_print_info.cold.2+0x52/0x52 [ 301.992036] warn_alloc.cold.119+0xb7/0x1bd [ 301.998619] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 302.007898] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 302.010464] rsyslogd cpuset= [ 302.012618] ? lock_downgrade+0x900/0x900 [ 302.016225] / [ 302.021433] ? trace_hardirqs_off+0xb8/0x310 [ 302.025741] mems_allowed=0 [ 302.035827] ? trace_hardirqs_off+0xb8/0x310 [ 302.061231] __alloc_pages_slowpath+0x2667/0x2d80 [ 302.066105] ? warn_alloc+0x120/0x120 [ 302.069915] ? warn_alloc+0x120/0x120 [ 302.073740] ? warn_alloc+0x120/0x120 [ 302.077546] ? mark_held_locks+0x130/0x130 [ 302.081795] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.087346] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.092911] ? should_fail+0x22d/0xd01 [ 302.096821] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.101940] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.107503] ? should_fail+0x22d/0xd01 [ 302.111401] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.116521] ? should_fail+0x22d/0xd01 [ 302.120425] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.125539] ? mark_held_locks+0x130/0x130 [ 302.129780] ? mark_held_locks+0x130/0x130 [ 302.134018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.139587] ? trace_hardirqs_off+0xb8/0x310 [ 302.143999] ? kasan_check_read+0x11/0x20 [ 302.148156] ? do_raw_spin_unlock+0xa7/0x2f0 [ 302.152655] ? trace_hardirqs_on+0x310/0x310 [ 302.157062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.162599] ? wq_watchdog_touch+0x9c/0xfe [ 302.166834] ? io_serial_in+0x11/0x90 [ 302.170650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.176201] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 302.181329] __alloc_pages_nodemask+0xa80/0xde0 [ 302.186007] ? should_fail+0x22d/0xd01 [ 302.189902] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 302.194934] ? ____cache_alloc_node+0x1c7/0x1e0 [ 302.199605] ? lock_downgrade+0x900/0x900 [ 302.203763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.209303] cache_grow_begin+0x91/0x8c0 [ 302.213372] ? do_raw_spin_unlock+0xa7/0x2f0 [ 302.217821] fallback_alloc+0x203/0x2e0 [ 302.221817] ____cache_alloc_node+0x1c7/0x1e0 [ 302.226316] kmem_cache_alloc_node+0xe3/0x730 [ 302.230818] ? ipv6_get_ifaddr+0x42e/0x620 [ 302.235074] __alloc_skb+0x119/0x770 [ 302.238802] ? skb_scrub_packet+0x490/0x490 [ 302.243145] ? lock_downgrade+0x900/0x900 [ 302.247326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.252889] ? refcount_sub_and_test_checked+0x203/0x310 [ 302.258368] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 302.263834] ? addrconf_rs_timer+0x690/0x690 [ 302.268254] ndisc_alloc_skb+0x144/0x340 [ 302.272334] ndisc_send_rs+0x331/0x6e0 [ 302.276244] addrconf_rs_timer+0x314/0x690 [ 302.280505] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.284754] call_timer_fn+0x272/0x920 [ 302.288643] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.292879] ? process_timeout+0x40/0x40 [ 302.296939] ? trace_hardirqs_off+0xb8/0x310 [ 302.301343] ? kasan_check_read+0x11/0x20 [ 302.305495] ? do_raw_spin_unlock+0xa7/0x2f0 [ 302.309904] ? trace_hardirqs_on+0x310/0x310 [ 302.314311] ? __run_timers+0x7da/0xc70 [ 302.318281] ? lock_downgrade+0x900/0x900 [ 302.322434] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 302.327536] ? trace_hardirqs_on+0xbd/0x310 [ 302.331853] ? kasan_check_read+0x11/0x20 [ 302.335998] ? __run_timers+0x7da/0xc70 [ 302.339973] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 302.345426] ? kasan_check_write+0x14/0x20 [ 302.349666] ? do_raw_spin_lock+0xc1/0x200 [ 302.353912] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 302.358161] __run_timers+0x7e5/0xc70 [ 302.361972] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 302.367335] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 302.372368] ? timerqueue_add+0x207/0x2b0 [ 302.376515] ? enqueue_hrtimer+0x1a5/0x560 [ 302.380747] ? lock_release+0x970/0x970 [ 302.384723] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 302.389919] ? kasan_check_write+0x14/0x20 [ 302.394164] ? pvclock_read_flags+0x160/0x160 [ 302.398669] ? lock_downgrade+0x900/0x900 [ 302.402842] ? trace_hardirqs_on+0xbd/0x310 [ 302.407169] ? kvm_sched_clock_read+0x9/0x20 [ 302.411582] ? irq_exit+0x17f/0x1c0 [ 302.415211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.420761] ? check_preemption_disabled+0x48/0x200 [ 302.425790] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.431337] run_timer_softirq+0x52/0xb0 [ 302.435412] ? __this_cpu_preempt_check+0x1c/0x1f [ 302.440259] __do_softirq+0x30b/0xad8 [ 302.444064] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 302.449189] ? pvclock_read_flags+0x160/0x160 [ 302.453713] ? lapic_next_event+0x5a/0x90 [ 302.457870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.463505] ? clockevents_program_event+0x140/0x370 [ 302.468625] ? kvm_clock_read+0x18/0x30 [ 302.472615] ? kvm_sched_clock_read+0x9/0x20 [ 302.477039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.482608] ? check_preemption_disabled+0x48/0x200 [ 302.487637] irq_exit+0x17f/0x1c0 [ 302.491096] smp_apic_timer_interrupt+0x1cb/0x760 [ 302.495940] ? smp_reschedule_interrupt+0x109/0x650 [ 302.500960] ? smp_call_function_single_interrupt+0x650/0x650 [ 302.506845] ? interrupt_entry+0xb5/0xf0 [ 302.510906] ? trace_hardirqs_off_caller+0xbb/0x310 [ 302.515926] ? trace_hardirqs_off_caller+0xbb/0x310 [ 302.520943] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.525790] ? trace_hardirqs_on_caller+0x310/0x310 [ 302.530809] ? trace_hardirqs_on_caller+0x310/0x310 [ 302.535831] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.541377] ? check_preemption_disabled+0x48/0x200 [ 302.546392] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.551934] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.556804] apic_timer_interrupt+0xf/0x20 [ 302.561034] [ 302.563277] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 302.568208] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 302.587116] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 302.594849] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 302.602124] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 302.609408] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 302.616683] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 302.623952] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 302.631248] ? trace_hardirqs_on+0xb4/0x310 [ 302.635586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.641131] skb_clone+0x1bb/0x500 [ 302.644679] ? finish_task_switch+0x1b5/0x900 [ 302.649182] ? skb_split+0x11e0/0x11e0 [ 302.653075] ? preempt_notifier_register+0x200/0x200 [ 302.658184] ? __switch_to_asm+0x34/0x70 [ 302.662244] ? __switch_to_asm+0x34/0x70 [ 302.666306] ? __switch_to_asm+0x40/0x70 [ 302.670369] ? __switch_to_asm+0x34/0x70 [ 302.674434] ? __switch_to_asm+0x40/0x70 [ 302.678500] ? __switch_to_asm+0x34/0x70 [ 302.682733] ? __switch_to_asm+0x40/0x70 [ 302.686792] ? __switch_to_asm+0x34/0x70 [ 302.690875] ? __switch_to_asm+0x34/0x70 [ 302.694939] ? __switch_to_asm+0x40/0x70 [ 302.699001] ? __switch_to_asm+0x34/0x70 [ 302.703073] bpf_clone_redirect+0xb9/0x490 [ 302.707310] ? __schedule+0x874/0x1ed0 [ 302.711198] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 302.716219] ? __sched_text_start+0x8/0x8 [ 302.721414] ? retint_kernel+0x2d/0x2d [ 302.725300] ? trace_hardirqs_on_caller+0xc0/0x310 [ 302.730233] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 302.735603] ? trace_hardirqs_off+0x310/0x310 [ 302.740102] ? bpf_test_run+0x1fc/0x5a0 [ 302.744080] ? lock_acquire+0x1ed/0x520 [ 302.748049] ? bpf_test_run+0x32e/0x5a0 [ 302.752031] ? lock_release+0x970/0x970 [ 302.756007] ? preempt_schedule+0x4d/0x60 [ 302.760164] ? preempt_schedule_common+0x1f/0xd0 [ 302.764945] ? preempt_schedule+0x4d/0x60 [ 302.769113] ? ___preempt_schedule+0x16/0x18 [ 302.773535] ? bpf_test_run+0x1c0/0x5a0 [ 302.777513] ? netlink_diag_dump+0x2a0/0x2a0 [ 302.781924] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.787468] ? bpf_test_init.isra.9+0x70/0x100 [ 302.792059] ? bpf_prog_test_run_skb+0x634/0xb40 [ 302.796823] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 302.801665] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 302.807201] ? fput+0x130/0x1a0 [ 302.810489] ? __bpf_prog_get+0x9b/0x290 [ 302.814563] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 302.819413] ? bpf_prog_test_run+0x130/0x1a0 [ 302.823827] ? __x64_sys_bpf+0x3d8/0x510 [ 302.827888] ? bpf_prog_get+0x20/0x20 [ 302.831701] ? do_syscall_64+0x1b9/0x820 [ 302.835761] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 302.841140] ? syscall_return_slowpath+0x5e0/0x5e0 [ 302.846082] ? trace_hardirqs_on_caller+0x310/0x310 [ 302.851100] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 302.856121] ? recalc_sigpending_tsk+0x180/0x180 [ 302.860893] ? kasan_check_write+0x14/0x20 [ 302.865158] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.870010] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 302.875398] warn_alloc_show_mem: 1 callbacks suppressed [ 302.875411] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 302.875413] Mem-Info: [ 302.875444] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 302.875444] active_file:15 inactive_file:16 isolated_file:0 [ 302.875444] unevictable:0 dirty:0 writeback:0 unstable:0 [ 302.875444] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 302.875444] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 302.875444] free:13758 free_pcp:319 free_cma:0 [ 302.880800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.887564] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 302.889962] Call Trace: [ 302.922838] Node 0 [ 302.932224] [ 302.959929] 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 [ 302.962497] dump_stack+0x1c4/0x2b4 [ 302.964705] lowmem_reserve[]: [ 302.966858] ? dump_stack_print_info.cold.2+0x52/0x52 [ 302.992344] 0 [ 302.995986] warn_alloc.cold.119+0xb7/0x1bd [ 302.999059] 2819 [ 303.004252] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 303.006028] 6323 [ 303.010349] ? lock_downgrade+0x900/0x900 [ 303.012388] 6323 [ 303.017232] ? trace_hardirqs_off+0xb8/0x310 [ 303.019272] Node 0 [ 303.023428] ? trace_hardirqs_off+0xb8/0x310 [ 303.025488] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 303.029874] __alloc_pages_slowpath+0x2667/0x2d80 [ 303.032082] lowmem_reserve[]: [ 303.036505] ? warn_alloc+0x120/0x120 [ 303.063653] 0 0 [ 303.068529] ? trace_hardirqs_on+0x310/0x310 [ 303.071617] 3503 [ 303.075425] ? warn_alloc+0x120/0x120 [ 303.077389] 3503 [ 303.081806] ? warn_alloc+0x120/0x120 [ 303.087652] ? ktime_get+0x2e1/0x440 [ 303.089688] Node 0 [ 303.093497] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.097212] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 303.099420] ? check_preemption_disabled+0x48/0x200 [ 303.104932] lowmem_reserve[]: [ 303.133412] ? kasan_check_read+0x11/0x20 [ 303.138411] 0 [ 303.141522] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.145639] 0 [ 303.147452] ? should_fail+0x22d/0xd01 [ 303.152965] 0 [ 303.154779] ? rcu_bh_qs+0xc0/0xc0 [ 303.158636] 0 [ 303.160445] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.165797] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 303.170876] Node 0 DMA: [ 303.176420] ? should_fail+0x22d/0xd01 [ 303.176438] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.179092] 1*4kB [ 303.182978] ? should_fail+0x22d/0xd01 [ 303.188063] (U) [ 303.190217] ? rcu_idle_enter+0x4b0/0x4b0 [ 303.194070] 0*8kB 0*16kB [ 303.196058] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.200175] 1*32kB [ 303.202930] ? mark_held_locks+0x130/0x130 [ 303.208008] (U) [ 303.210244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.214456] 2*64kB [ 303.216430] ? mark_held_locks+0x130/0x130 [ 303.221948] (U) [ 303.224193] ? rcu_irq_exit+0xce/0x100 [ 303.228399] 1*128kB [ 303.230392] ? irq_exit+0xbd/0x1c0 [ 303.234272] (U) [ 303.236603] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 303.240121] 1*256kB [ 303.242103] ? do_raw_spin_unlock+0xa7/0x2f0 [ 303.247093] (U) [ 303.249422] ? smp_call_function_single_interrupt+0x650/0x650 [ 303.253806] 0*512kB [ 303.255779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.261632] 1*1024kB (U) [ 303.263966] ? ret_from_intr+0xb/0x1e [ 303.269481] 1*2048kB [ 303.272236] ? retint_kernel+0x2d/0x2d [ 303.276004] (M) 3*4096kB [ 303.278420] ? trace_hardirqs_on_caller+0xc0/0x310 [ 303.282275] (M) = 15908kB [ 303.285075] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 303.289980] Node 0 [ 303.292741] ? trace_hardirqs_off+0x310/0x310 [ 303.297468] DMA32: 4*4kB [ 303.299718] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 303.304186] (M) [ 303.306955] __alloc_pages_nodemask+0xa80/0xde0 [ 303.312032] 1*8kB (U) [ 303.314025] ? should_fail+0x22d/0xd01 [ 303.318672] 2*16kB [ 303.321181] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 303.325036] (M) [ 303.327290] ? ____cache_alloc_node+0x1c7/0x1e0 [ 303.332275] 2*32kB [ 303.334251] ? lock_downgrade+0x900/0x900 [ 303.338894] (M) [ 303.341140] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.345268] 4*64kB [ 303.347246] cache_grow_begin+0x91/0x8c0 [ 303.352754] (M) [ 303.354994] ? do_raw_spin_unlock+0xa7/0x2f0 [ 303.359024] 4*128kB (UM) [ 303.361017] fallback_alloc+0x203/0x2e0 [ 303.365401] 3*256kB [ 303.368161] ____cache_alloc_node+0x1c7/0x1e0 [ 303.372110] (M) [ 303.374438] kmem_cache_alloc_node+0xe3/0x730 [ 303.378927] 4*512kB [ 303.380913] ? ipv6_get_ifaddr+0x42e/0x620 [ 303.385383] (UM) [ 303.387714] __alloc_skb+0x119/0x770 [ 303.391930] 3*1024kB [ 303.393995] ? skb_scrub_packet+0x490/0x490 [ 303.397684] (UM) [ 303.400091] ? lock_downgrade+0x900/0x900 [ 303.404397] 3*2048kB [ 303.406461] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.410581] (M) [ 303.412991] ? refcount_sub_and_test_checked+0x203/0x310 [ 303.418502] 3*4096kB [ 303.420479] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 303.425907] (M) [ 303.428322] ? addrconf_rs_timer+0x690/0x690 [ 303.433744] = 25208kB [ 303.435724] ndisc_alloc_skb+0x144/0x340 [ 303.440097] Node 0 [ 303.442511] ndisc_send_rs+0x331/0x6e0 [ 303.446545] Normal: [ 303.448783] addrconf_rs_timer+0x314/0x690 [ 303.452639] 853*4kB [ 303.454970] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.459176] (UMEH) [ 303.461508] call_timer_fn+0x272/0x920 [ 303.465714] 371*8kB [ 303.467955] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.471816] (UME) [ 303.474146] ? process_timeout+0x40/0x40 [ 303.478357] 193*16kB [ 303.480521] ? trace_hardirqs_off+0xb8/0x310 [ 303.484554] (UME) [ 303.486972] ? kasan_check_read+0x11/0x20 [ 303.491369] 70*32kB [ 303.493533] ? do_raw_spin_unlock+0xa7/0x2f0 [ 303.497665] (UMEH) [ 303.499999] ? trace_hardirqs_on+0x310/0x310 [ 303.504413] 27*64kB [ 303.506669] ? __run_timers+0x7da/0xc70 [ 303.511046] (UMH) [ 303.513390] ? lock_downgrade+0x900/0x900 [ 303.517347] 4*128kB (UM) [ 303.519530] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 303.523645] 0*256kB 0*512kB [ 303.526443] ? trace_hardirqs_on+0xbd/0x310 [ 303.531516] 0*1024kB 0*2048kB [ 303.534553] ? kasan_check_read+0x11/0x20 [ 303.538852] 0*4096kB [ 303.542047] ? __run_timers+0x7da/0xc70 [ 303.546171] = 13948kB [ 303.548582] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 303.552535] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 303.554939] ? kasan_check_write+0x14/0x20 [ 303.560362] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 303.560372] 660 total pagecache pages [ 303.569215] ? do_raw_spin_lock+0xc1/0x200 [ 303.573422] 0 pages in swap cache [ 303.581997] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 303.585779] Swap cache stats: add 0, delete 0, find 0/0 [ 303.590006] __run_timers+0x7e5/0xc70 [ 303.593434] Free swap = 0kB [ 303.597676] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 303.602999] Total swap = 0kB [ 303.606800] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 303.609794] 1965979 pages RAM [ 303.615158] ? timerqueue_add+0x207/0x2b0 [ 303.618156] 0 pages HighMem/MovableOnly [ 303.623170] ? enqueue_hrtimer+0x1a5/0x560 [ 303.626254] 342307 pages reserved [ 303.630402] ? lock_release+0x970/0x970 [ 303.634351] 0 pages cma reserved [ 303.638591] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 303.642246] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 303.646170] ? kasan_check_write+0x14/0x20 [ 303.646195] ? pvclock_read_flags+0x160/0x160 [ 303.649590] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 303.654730] ? lock_downgrade+0x900/0x900 [ 303.661195] syz-executor2 cpuset= [ 303.665429] ? trace_hardirqs_on+0xbd/0x310 [ 303.669896] syz2 [ 303.680388] ? kvm_sched_clock_read+0x9/0x20 [ 303.684511] mems_allowed=0 [ 303.687967] ? irq_exit+0x17f/0x1c0 [ 303.705158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.710699] ? check_preemption_disabled+0x48/0x200 [ 303.715722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.721265] run_timer_softirq+0x52/0xb0 [ 303.725325] ? __this_cpu_preempt_check+0x1c/0x1f [ 303.730179] __do_softirq+0x30b/0xad8 [ 303.733986] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 303.739089] ? pvclock_read_flags+0x160/0x160 [ 303.743583] ? lapic_next_event+0x5a/0x90 [ 303.747732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.753266] ? clockevents_program_event+0x140/0x370 [ 303.758377] ? kvm_clock_read+0x18/0x30 [ 303.762351] ? kvm_sched_clock_read+0x9/0x20 [ 303.766767] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.772305] ? check_preemption_disabled+0x48/0x200 [ 303.777330] irq_exit+0x17f/0x1c0 [ 303.780796] smp_apic_timer_interrupt+0x1cb/0x760 [ 303.785640] ? smp_reschedule_interrupt+0x109/0x650 [ 303.790748] ? smp_call_function_single_interrupt+0x650/0x650 [ 303.796630] ? interrupt_entry+0xb5/0xf0 [ 303.800700] ? trace_hardirqs_off_caller+0xbb/0x310 [ 303.805713] ? trace_hardirqs_off_caller+0xbb/0x310 [ 303.810727] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.815565] ? trace_hardirqs_on_caller+0x310/0x310 [ 303.820577] ? trace_hardirqs_on_caller+0x310/0x310 [ 303.825591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 303.831140] ? check_preemption_disabled+0x48/0x200 [ 303.836176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.841049] apic_timer_interrupt+0xf/0x20 [ 303.845288] [ 303.847546] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 303.852747] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 303.871673] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 303.879397] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 303.886683] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 303.893951] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 303.901218] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 303.908484] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 303.915774] ? trace_hardirqs_on+0x9a/0x310 [ 303.920108] ? trace_hardirqs_on+0xb4/0x310 [ 303.924444] retint_kernel+0x1b/0x2d [ 303.928161] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 303.933437] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 303.952848] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 303.960558] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 303.967828] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 303.975103] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 303.982379] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 303.989663] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 303.996970] ? trace_hardirqs_on+0x9a/0x310 [ 304.001316] ? arch_local_irq_restore+0x45/0x52 [ 304.006001] dump_stack+0x26a/0x2b4 [ 304.009638] ? dump_stack_print_info.cold.2+0x52/0x52 [ 304.014839] ? mark_held_locks+0x130/0x130 [ 304.019084] ? mark_held_locks+0x130/0x130 [ 304.023326] dump_header+0x27b/0xf72 [ 304.027058] ? rcu_read_unlock+0x16/0x60 [ 304.031126] ? pagefault_out_of_memory+0x197/0x197 [ 304.036072] ? mark_held_locks+0x130/0x130 [ 304.040311] ? percpu_ref_put_many+0x13e/0x260 [ 304.044902] ? mem_cgroup_charge_statistics+0x780/0x780 [ 304.050276] ? mem_cgroup_iter+0x1f7/0x1160 [ 304.054600] ? mark_held_locks+0x130/0x130 [ 304.058843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.064388] ? task_will_free_mem+0x239/0xb30 [ 304.068892] ? ___ratelimit+0x36f/0x655 [ 304.072892] ? lock_downgrade+0x900/0x900 [ 304.077046] ? trace_hardirqs_on+0xbd/0x310 [ 304.081377] ? kasan_check_read+0x11/0x20 [ 304.085533] ? ___ratelimit+0x36f/0x655 [ 304.089517] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 304.094972] ? trace_hardirqs_on+0x310/0x310 [ 304.099390] ? lock_downgrade+0x900/0x900 [ 304.103546] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 304.108660] ? ___ratelimit+0xaa/0x655 [ 304.112552] ? idr_get_free+0xec0/0xec0 [ 304.116529] ? kasan_check_write+0x14/0x20 [ 304.120768] ? do_raw_spin_lock+0xc1/0x200 [ 304.125028] oom_kill_process.cold.27+0x10/0x903 [ 304.129805] ? _raw_spin_unlock+0x2c/0x50 [ 304.133960] ? oom_badness+0xe6/0xaa0 [ 304.137769] ? oom_evaluate_task+0x540/0x540 [ 304.142180] ? shrink_node+0x16b0/0x16b0 [ 304.146251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.151800] ? oom_unkillable_task+0x383/0x580 [ 304.156392] ? out_of_memory+0x974/0x1430 [ 304.160554] ? lock_downgrade+0x900/0x900 [ 304.164706] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 304.170509] ? __cpuset_node_allowed+0x19b/0x660 [ 304.175267] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 304.180802] ? oom_evaluate_task+0x302/0x540 [ 304.185212] out_of_memory+0xa84/0x1430 [ 304.189191] ? oom_killer_disable+0x3a0/0x3a0 [ 304.193684] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 304.198614] ? __mutex_add_waiter+0x2a0/0x2a0 [ 304.203111] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 304.208122] ? find_next_bit+0x104/0x130 [ 304.212189] __alloc_pages_slowpath+0x2318/0x2d80 [ 304.217047] ? warn_alloc+0x120/0x120 [ 304.220849] ? __radix_tree_lookup+0x4c0/0x4c0 [ 304.225431] ? mark_held_locks+0x130/0x130 [ 304.229678] ? find_get_entry+0x2f2/0xc40 [ 304.233873] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 304.238825] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.244371] ? should_fail+0x22d/0xd01 [ 304.248262] ? ___might_sleep+0x1ed/0x300 [ 304.252406] ? lock_release+0x970/0x970 [ 304.256391] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.261503] ? __might_sleep+0x95/0x190 [ 304.265478] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 304.270322] ? free_one_page+0xcae/0x1700 [ 304.274475] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 304.279497] ? lock_downgrade+0x900/0x900 [ 304.283678] ? ___might_sleep+0x1ed/0x300 [ 304.287838] ? lock_release+0x970/0x970 [ 304.291820] ? arch_local_save_flags+0x40/0x40 [ 304.296404] ? _raw_spin_unlock+0x2c/0x50 [ 304.300558] ? free_one_page+0xcae/0x1700 [ 304.304707] ? __might_sleep+0x95/0x190 [ 304.308685] __alloc_pages_nodemask+0xa80/0xde0 [ 304.313366] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 304.318391] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 304.324193] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 304.328881] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.334438] ? __do_page_cache_readahead+0x7ce/0x980 [ 304.339567] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 304.345126] alloc_pages_current+0x10c/0x210 [ 304.349539] ? lock_downgrade+0x900/0x900 [ 304.353695] __page_cache_alloc+0x38f/0x5b0 [ 304.358019] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 304.363815] ? ext4_filemap_fault+0x82/0xad [ 304.368135] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 304.372818] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.378371] ? check_preemption_disabled+0x48/0x200 [ 304.383403] filemap_fault+0x1594/0x25f0 [ 304.387472] ? __lock_page_or_retry+0xa00/0xa00 [ 304.392147] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 304.397957] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 304.402728] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 304.407492] ? filemap_map_pages+0xdea/0x1980 [ 304.412004] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 304.417815] ? kasan_check_read+0x11/0x20 [ 304.421968] ? find_get_pages_range_tag+0x1320/0x1320 [ 304.427158] ? rcu_bh_qs+0xc0/0xc0 [ 304.430712] ? unwind_dump+0x190/0x190 [ 304.434616] ? is_bpf_text_address+0xd3/0x170 [ 304.439120] ? __kernel_text_address+0xd/0x40 [ 304.443617] ? unwind_get_return_address+0x61/0xa0 [ 304.448586] ? __save_stack_trace+0x8d/0xf0 [ 304.452925] ? lock_acquire+0x1ed/0x520 [ 304.456903] ? ext4_filemap_fault+0x7a/0xad [ 304.461229] ? lock_release+0x970/0x970 [ 304.465212] ? arch_local_save_flags+0x40/0x40 [ 304.469799] ? save_stack+0x43/0xd0 [ 304.473427] ? __kasan_slab_free+0x102/0x150 [ 304.477844] ? kasan_slab_free+0xe/0x10 [ 304.481828] ? kfree+0xcf/0x230 [ 304.485111] ? do_syslog+0x1474/0x1690 [ 304.488999] ? kmsg_read+0x8f/0xc0 [ 304.492540] ? proc_reg_read+0x2a3/0x3d0 [ 304.496601] ? __vfs_read+0x117/0x9b0 [ 304.500437] ? down_read+0xb0/0x1d0 [ 304.504060] ? ext4_filemap_fault+0x7a/0xad [ 304.508394] ? __down_interruptible+0x700/0x700 [ 304.513062] ? kasan_check_write+0x14/0x20 [ 304.517303] ? trace_hardirqs_off+0xb8/0x310 [ 304.521731] ext4_filemap_fault+0x82/0xad [ 304.525894] __do_fault+0x100/0x6b0 [ 304.529654] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 304.535135] ? print_bad_pte+0x6c0/0x6c0 [ 304.539265] ? __kasan_slab_free+0x119/0x150 [ 304.543690] ? pmd_val+0x88/0x100 [ 304.547148] ? add_mm_counter_fast+0xd0/0xd0 [ 304.551554] ? pmd_val+0x88/0x100 [ 304.555013] ? add_mm_counter_fast+0xd0/0xd0 [ 304.559457] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.565004] __handle_mm_fault+0x3709/0x53e0 [ 304.569418] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 304.574267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.579809] ? unuse_pde+0x40/0x80 [ 304.583350] ? __f_unlock_pos+0x19/0x20 [ 304.587342] ? lock_acquire+0x1ed/0x520 [ 304.591327] ? handle_mm_fault+0x42a/0xc70 [ 304.595564] ? lock_downgrade+0x900/0x900 [ 304.599723] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 304.605533] ? __do_page_fault+0x67d/0xed0 [ 304.609778] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 304.615256] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.620814] ? check_preemption_disabled+0x48/0x200 [ 304.625867] handle_mm_fault+0x54f/0xc70 [ 304.629943] ? __handle_mm_fault+0x53e0/0x53e0 [ 304.634537] ? find_vma+0x34/0x190 [ 304.638087] __do_page_fault+0x67d/0xed0 [ 304.642159] ? mm_fault_error+0x380/0x380 [ 304.646310] ? trace_hardirqs_off+0xb8/0x310 [ 304.650723] ? trace_hardirqs_on+0x310/0x310 [ 304.655135] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 304.660506] ? trace_hardirqs_on+0x310/0x310 [ 304.664954] do_page_fault+0xf2/0x7e0 [ 304.668775] ? vmalloc_sync_all+0x30/0x30 [ 304.672939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.678495] ? error_entry+0x70/0xd0 [ 304.682248] ? trace_hardirqs_off_caller+0xbb/0x310 [ 304.687277] ? trace_hardirqs_on_caller+0xc0/0x310 [ 304.692217] ? syscall_return_slowpath+0x5e0/0x5e0 [ 304.697153] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 304.702017] ? trace_hardirqs_on_caller+0x310/0x310 [ 304.707041] ? trace_hardirqs_off+0x310/0x310 [ 304.711557] ? prepare_exit_to_usermode+0x291/0x3b0 [ 304.716593] ? page_fault+0x8/0x30 [ 304.720150] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 304.725019] ? page_fault+0x8/0x30 [ 304.728576] page_fault+0x1e/0x30 [ 304.732045] RIP: 0033:0x7f55b1a571fd [ 304.735767] Code: Bad RIP value. [ 304.739152] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 304.744534] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 304.751813] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 304.759133] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 304.766409] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 304.773702] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 304.781008] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 304.781056] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 304.788208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.788213] Call Trace: [ 304.788219] [ 304.788242] dump_stack+0x1c4/0x2b4 [ 304.788259] ? dump_stack_print_info.cold.2+0x52/0x52 [ 304.788281] warn_alloc.cold.119+0xb7/0x1bd [ 304.794812] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 304.804133] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 304.806695] rsyslogd cpuset= [ 304.808846] ? lock_downgrade+0x900/0x900 [ 304.812449] / [ 304.817645] ? trace_hardirqs_off+0xb8/0x310 [ 304.821942] mems_allowed=0 [ 304.831993] ? trace_hardirqs_off+0xb8/0x310 [ 304.857357] __alloc_pages_slowpath+0x2667/0x2d80 [ 304.862234] ? warn_alloc+0x120/0x120 [ 304.866041] ? lock_release+0x970/0x970 [ 304.870022] ? warn_alloc+0x120/0x120 [ 304.873835] ? trace_hardirqs_on+0x310/0x310 [ 304.878251] ? warn_alloc+0x120/0x120 [ 304.882059] ? mark_held_locks+0x130/0x130 [ 304.886300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.891845] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.897388] ? should_fail+0x22d/0xd01 [ 304.901289] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.906401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.911945] ? should_fail+0x22d/0xd01 [ 304.915847] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.920954] ? should_fail+0x22d/0xd01 [ 304.924853] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.929964] ? mark_held_locks+0x130/0x130 [ 304.934203] ? mark_held_locks+0x130/0x130 [ 304.938445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.943988] ? trace_hardirqs_off+0xb8/0x310 [ 304.948403] ? kasan_check_read+0x11/0x20 [ 304.952559] ? do_raw_spin_unlock+0xa7/0x2f0 [ 304.956967] ? trace_hardirqs_on+0x310/0x310 [ 304.961429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.966976] ? wq_watchdog_touch+0x9c/0xfe [ 304.971219] ? io_serial_in+0x11/0x90 [ 304.975022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.980569] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 304.985684] __alloc_pages_nodemask+0xa80/0xde0 [ 304.990357] ? should_fail+0x22d/0xd01 [ 304.994247] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 304.999277] ? ____cache_alloc_node+0x1c7/0x1e0 [ 305.003950] ? lock_downgrade+0x900/0x900 [ 305.008101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.013662] cache_grow_begin+0x91/0x8c0 [ 305.017725] ? do_raw_spin_unlock+0xa7/0x2f0 [ 305.022145] fallback_alloc+0x203/0x2e0 [ 305.026131] ____cache_alloc_node+0x1c7/0x1e0 [ 305.030636] kmem_cache_alloc_node+0xe3/0x730 [ 305.035131] ? ipv6_get_ifaddr+0x42e/0x620 [ 305.039373] __alloc_skb+0x119/0x770 [ 305.043087] ? skb_scrub_packet+0x490/0x490 [ 305.047413] ? lock_downgrade+0x900/0x900 [ 305.051582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.057143] ? refcount_sub_and_test_checked+0x203/0x310 [ 305.063135] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 305.068594] ? addrconf_rs_timer+0x690/0x690 [ 305.073026] ndisc_alloc_skb+0x144/0x340 [ 305.077103] ndisc_send_rs+0x331/0x6e0 [ 305.081004] addrconf_rs_timer+0x314/0x690 [ 305.085261] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.089508] call_timer_fn+0x272/0x920 [ 305.093400] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.097635] ? process_timeout+0x40/0x40 [ 305.102166] ? trace_hardirqs_off+0xb8/0x310 [ 305.106572] ? kasan_check_read+0x11/0x20 [ 305.110726] ? do_raw_spin_unlock+0xa7/0x2f0 [ 305.115137] ? trace_hardirqs_on+0x310/0x310 [ 305.119553] ? __run_timers+0x7da/0xc70 [ 305.123529] ? lock_downgrade+0x900/0x900 [ 305.127687] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 305.132792] ? trace_hardirqs_on+0xbd/0x310 [ 305.137110] ? kasan_check_read+0x11/0x20 [ 305.141259] ? __run_timers+0x7da/0xc70 [ 305.145235] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 305.150683] ? kasan_check_write+0x14/0x20 [ 305.154918] ? do_raw_spin_lock+0xc1/0x200 [ 305.159162] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 305.163396] __run_timers+0x7e5/0xc70 [ 305.167204] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 305.172567] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 305.177583] ? timerqueue_add+0x207/0x2b0 [ 305.181735] ? enqueue_hrtimer+0x1a5/0x560 [ 305.185965] ? lock_release+0x970/0x970 [ 305.189940] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 305.195134] ? kasan_check_write+0x14/0x20 [ 305.199386] ? pvclock_read_flags+0x160/0x160 [ 305.203887] ? lock_downgrade+0x900/0x900 [ 305.208039] ? trace_hardirqs_on+0xbd/0x310 [ 305.212366] ? kvm_sched_clock_read+0x9/0x20 [ 305.216773] ? irq_exit+0x17f/0x1c0 [ 305.220401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.225940] ? check_preemption_disabled+0x48/0x200 [ 305.230958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.236500] run_timer_softirq+0x52/0xb0 [ 305.240563] ? __this_cpu_preempt_check+0x1c/0x1f [ 305.245413] __do_softirq+0x30b/0xad8 [ 305.249219] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 305.254324] ? pvclock_read_flags+0x160/0x160 [ 305.258832] ? lapic_next_event+0x5a/0x90 [ 305.262984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.268520] ? clockevents_program_event+0x140/0x370 [ 305.273629] ? kvm_clock_read+0x18/0x30 [ 305.277604] ? kvm_sched_clock_read+0x9/0x20 [ 305.282016] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.287556] ? check_preemption_disabled+0x48/0x200 [ 305.292584] irq_exit+0x17f/0x1c0 [ 305.296041] smp_apic_timer_interrupt+0x1cb/0x760 [ 305.300884] ? smp_reschedule_interrupt+0x109/0x650 [ 305.305903] ? smp_call_function_single_interrupt+0x650/0x650 [ 305.311787] ? interrupt_entry+0xb5/0xf0 [ 305.315846] ? trace_hardirqs_off_caller+0xbb/0x310 [ 305.320858] ? trace_hardirqs_off_caller+0xbb/0x310 [ 305.325876] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.330722] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.335735] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.340751] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.346302] ? check_preemption_disabled+0x48/0x200 [ 305.351319] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.356860] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.361707] apic_timer_interrupt+0xf/0x20 [ 305.365932] [ 305.368181] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 305.373111] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 305.392011] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 305.399720] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 305.406991] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 305.414272] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 305.421538] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 305.428803] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 305.436095] ? trace_hardirqs_on+0xb4/0x310 [ 305.440426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.445970] skb_clone+0x1bb/0x500 [ 305.449509] ? finish_task_switch+0x1b5/0x900 [ 305.454001] ? skb_split+0x11e0/0x11e0 [ 305.457886] ? preempt_notifier_register+0x200/0x200 [ 305.462985] ? __switch_to_asm+0x34/0x70 [ 305.467044] ? __switch_to_asm+0x34/0x70 [ 305.471100] ? __switch_to_asm+0x40/0x70 [ 305.475163] ? __switch_to_asm+0x34/0x70 [ 305.479219] ? __switch_to_asm+0x40/0x70 [ 305.483277] ? __switch_to_asm+0x34/0x70 [ 305.487333] ? __switch_to_asm+0x40/0x70 [ 305.491395] ? __switch_to_asm+0x34/0x70 [ 305.495456] ? __switch_to_asm+0x34/0x70 [ 305.499515] ? __switch_to_asm+0x40/0x70 [ 305.503572] ? __switch_to_asm+0x34/0x70 [ 305.507639] bpf_clone_redirect+0xb9/0x490 [ 305.511879] ? __schedule+0x874/0x1ed0 [ 305.515766] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 305.520786] ? __sched_text_start+0x8/0x8 [ 305.524932] ? retint_kernel+0x2d/0x2d [ 305.528823] ? trace_hardirqs_on_caller+0xc0/0x310 [ 305.533756] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 305.538536] ? trace_hardirqs_off+0x310/0x310 [ 305.543035] ? bpf_test_run+0x1fc/0x5a0 [ 305.547014] ? lock_acquire+0x1ed/0x520 [ 305.550987] ? bpf_test_run+0x32e/0x5a0 [ 305.554969] ? lock_release+0x970/0x970 [ 305.558963] ? preempt_schedule+0x4d/0x60 [ 305.563127] ? preempt_schedule_common+0x1f/0xd0 [ 305.567891] ? preempt_schedule+0x4d/0x60 [ 305.572045] ? ___preempt_schedule+0x16/0x18 [ 305.576456] ? bpf_test_run+0x1c0/0x5a0 [ 305.580433] ? netlink_diag_dump+0x2a0/0x2a0 [ 305.584849] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.590394] ? bpf_test_init.isra.9+0x70/0x100 [ 305.594975] ? bpf_prog_test_run_skb+0x634/0xb40 [ 305.599733] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 305.604591] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 305.610161] ? fput+0x130/0x1a0 [ 305.613440] ? __bpf_prog_get+0x9b/0x290 [ 305.617505] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 305.622343] ? bpf_prog_test_run+0x130/0x1a0 [ 305.626758] ? __x64_sys_bpf+0x3d8/0x510 [ 305.630815] ? bpf_prog_get+0x20/0x20 [ 305.634627] ? do_syscall_64+0x1b9/0x820 [ 305.638689] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 305.644056] ? syscall_return_slowpath+0x5e0/0x5e0 [ 305.648986] ? trace_hardirqs_on_caller+0x310/0x310 [ 305.654005] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 305.659018] ? recalc_sigpending_tsk+0x180/0x180 [ 305.663775] ? kasan_check_write+0x14/0x20 [ 305.668013] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.672860] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 305.678226] warn_alloc_show_mem: 1 callbacks suppressed [ 305.678239] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 305.678241] Mem-Info: [ 305.678272] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 305.678272] active_file:15 inactive_file:16 isolated_file:0 [ 305.678272] unevictable:0 dirty:0 writeback:0 unstable:0 [ 305.678272] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 305.678272] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 305.678272] free:13758 free_pcp:319 free_cma:0 [ 305.683617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.690405] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 305.692812] Call Trace: [ 305.725687] Node 0 [ 305.735048] [ 305.762734] 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 [ 305.765305] dump_stack+0x1c4/0x2b4 [ 305.767514] lowmem_reserve[]: [ 305.769671] ? dump_stack_print_info.cold.2+0x52/0x52 [ 305.795138] 0 2819 [ 305.798795] warn_alloc.cold.119+0xb7/0x1bd [ 305.801863] 6323 [ 305.807051] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 305.809259] 6323 [ 305.813574] ? lock_downgrade+0x900/0x900 [ 305.820445] ? trace_hardirqs_off+0xb8/0x310 [ 305.822482] Node 0 [ 305.826623] ? trace_hardirqs_off+0xb8/0x310 [ 305.831032] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 305.833244] __alloc_pages_slowpath+0x2667/0x2d80 [ 305.837628] lowmem_reserve[]: [ 305.864376] ? warn_alloc+0x120/0x120 [ 305.869186] 0 [ 305.872285] ? warn_alloc+0x120/0x120 [ 305.876061] 0 [ 305.877861] ? warn_alloc+0x120/0x120 [ 305.881635] 3503 3503 [ 305.883464] ? mark_held_locks+0x130/0x130 [ 305.889735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.893943] Node 0 [ 305.899488] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.899520] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 305.899528] lowmem_reserve[]: [ 305.901796] ? should_fail+0x22d/0xd01 [ 305.907326] 0 [ 305.935817] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.938903] 0 [ 305.942792] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.944568] 0 [ 305.949685] ? should_fail+0x22d/0xd01 [ 305.951830] 0 [ 305.957392] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.959168] Node 0 [ 305.963065] ? should_fail+0x22d/0xd01 [ 305.964846] DMA: [ 305.969959] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.972180] 1*4kB [ 305.976063] ? mark_held_locks+0x130/0x130 [ 305.978101] (U) [ 305.983212] ? mark_held_locks+0x130/0x130 [ 305.985344] 0*8kB [ 305.989600] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.991552] 0*16kB [ 305.995794] ? trace_hardirqs_off+0xb8/0x310 [ 305.997918] 1*32kB [ 306.003466] ? kasan_check_read+0x11/0x20 [ 306.005683] (U) [ 306.010114] ? do_raw_spin_unlock+0xa7/0x2f0 [ 306.012323] 2*64kB [ 306.016475] ? trace_hardirqs_on+0x310/0x310 [ 306.018427] (U) [ 306.022852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.025057] 1*128kB [ 306.029463] ? wq_watchdog_touch+0x9c/0xfe [ 306.031414] (U) [ 306.036952] ? io_serial_in+0x11/0x90 [ 306.039249] 1*256kB [ 306.043484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.045431] (U) [ 306.049238] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 306.051539] 0*512kB [ 306.057086] __alloc_pages_nodemask+0xa80/0xde0 [ 306.059030] 1*1024kB [ 306.064144] ? should_fail+0x22d/0xd01 [ 306.066453] (U) [ 306.071146] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 306.073549] 1*2048kB [ 306.077459] ? ____cache_alloc_node+0x1c7/0x1e0 [ 306.079406] (M) [ 306.084433] ? lock_downgrade+0x900/0x900 [ 306.086820] 3*4096kB [ 306.091523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.093473] (M) [ 306.097647] cache_grow_begin+0x91/0x8c0 [ 306.100036] = 15908kB [ 306.105763] ? do_raw_spin_unlock+0xa7/0x2f0 [ 306.107713] Node 0 [ 306.111786] fallback_alloc+0x203/0x2e0 [ 306.114171] DMA32: [ 306.118583] ____cache_alloc_node+0x1c7/0x1e0 [ 306.120790] 4*4kB [ 306.124767] kmem_cache_alloc_node+0xe3/0x730 [ 306.126974] (M) [ 306.131466] ? ipv6_get_ifaddr+0x42e/0x620 [ 306.133588] 1*8kB [ 306.138080] __alloc_skb+0x119/0x770 [ 306.140025] (U) [ 306.144260] ? skb_scrub_packet+0x490/0x490 [ 306.146401] 2*16kB (M) [ 306.150121] ? lock_downgrade+0x900/0x900 [ 306.152066] 2*32kB (M) [ 306.156408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.158963] 4*64kB [ 306.163117] ? refcount_sub_and_test_checked+0x203/0x310 [ 306.165680] (M) [ 306.171218] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 306.173431] 4*128kB [ 306.178977] ? addrconf_rs_timer+0x690/0x690 [ 306.180927] (UM) [ 306.186397] ndisc_alloc_skb+0x144/0x340 [ 306.188683] 3*256kB [ 306.193109] ndisc_send_rs+0x331/0x6e0 [ 306.195144] (M) [ 306.199209] addrconf_rs_timer+0x314/0x690 [ 306.201504] 4*512kB [ 306.205394] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 306.207359] (UM) [ 306.211603] call_timer_fn+0x272/0x920 [ 306.213902] 3*1024kB [ 306.218136] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 306.220173] (UM) [ 306.224063] ? process_timeout+0x40/0x40 [ 306.226438] 3*2048kB (M) [ 306.230683] ? trace_hardirqs_off+0xb8/0x310 [ 306.230700] ? kasan_check_read+0x11/0x20 [ 306.232748] 3*4096kB [ 306.236813] ? do_raw_spin_unlock+0xa7/0x2f0 [ 306.239547] (M) [ 306.243955] ? trace_hardirqs_on+0x310/0x310 [ 306.248074] = 25208kB [ 306.250484] ? __run_timers+0x7da/0xc70 [ 306.254867] Node 0 [ 306.256844] ? lock_downgrade+0x900/0x900 [ 306.261225] Normal: [ 306.263639] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 306.267588] 853*4kB [ 306.269829] ? trace_hardirqs_on+0xbd/0x310 [ 306.273952] (UMEH) [ 306.276272] ? kasan_check_read+0x11/0x20 [ 306.281357] 371*8kB [ 306.283704] ? __run_timers+0x7da/0xc70 [ 306.287998] (UME) 193*16kB [ 306.290250] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 306.294373] (UME) [ 306.296708] ? kasan_check_write+0x14/0x20 [ 306.300685] 70*32kB [ 306.303623] ? do_raw_spin_lock+0xc1/0x200 [ 306.309051] (UMEH) [ 306.311204] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 306.315409] 27*64kB [ 306.317732] __run_timers+0x7e5/0xc70 [ 306.321930] (UMH) 4*128kB [ 306.324190] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 306.328380] (UM) 0*256kB [ 306.330719] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 306.334500] 0*512kB [ 306.337351] ? timerqueue_add+0x207/0x2b0 [ 306.342685] 0*1024kB [ 306.345451] ? enqueue_hrtimer+0x1a5/0x560 [ 306.350442] 0*2048kB [ 306.352767] ? lock_release+0x970/0x970 [ 306.356882] 0*4096kB = 13948kB [ 306.359307] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 306.363524] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 306.365936] ? kasan_check_write+0x14/0x20 [ 306.369895] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 306.373088] ? pvclock_read_flags+0x160/0x160 [ 306.378247] 660 total pagecache pages [ 306.387086] ? lock_downgrade+0x900/0x900 [ 306.391291] 0 pages in swap cache [ 306.399870] ? trace_hardirqs_on+0xbd/0x310 [ 306.404335] Swap cache stats: add 0, delete 0, find 0/0 [ 306.408128] ? kvm_sched_clock_read+0x9/0x20 [ 306.412251] Free swap = 0kB [ 306.415707] ? irq_exit+0x17f/0x1c0 [ 306.420006] Total swap = 0kB [ 306.425371] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.429746] 1965979 pages RAM [ 306.432762] ? check_preemption_disabled+0x48/0x200 [ 306.436369] 0 pages HighMem/MovableOnly [ 306.439392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.444910] 342307 pages reserved [ 306.448012] run_timer_softirq+0x52/0xb0 [ 306.452998] 0 pages cma reserved [ 306.456972] ? __this_cpu_preempt_check+0x1c/0x1f [ 306.462549] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 306.465933] __do_softirq+0x30b/0xad8 [ 306.465954] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 306.470046] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 306.473368] ? pvclock_read_flags+0x160/0x160 [ 306.478182] syz-executor2 cpuset= [ 306.484677] ? lapic_next_event+0x5a/0x90 [ 306.488455] syz2 [ 306.493559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.504021] mems_allowed=0 [ 306.508517] ? clockevents_program_event+0x140/0x370 [ 306.531570] ? kvm_clock_read+0x18/0x30 [ 306.535546] ? kvm_sched_clock_read+0x9/0x20 [ 306.539953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.545492] ? check_preemption_disabled+0x48/0x200 [ 306.550513] irq_exit+0x17f/0x1c0 [ 306.553966] smp_apic_timer_interrupt+0x1cb/0x760 [ 306.558804] ? smp_reschedule_interrupt+0x109/0x650 [ 306.563821] ? smp_call_function_single_interrupt+0x650/0x650 [ 306.569714] ? interrupt_entry+0xb5/0xf0 [ 306.573775] ? trace_hardirqs_off_caller+0xbb/0x310 [ 306.578788] ? trace_hardirqs_off_caller+0xbb/0x310 [ 306.583803] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.588659] ? trace_hardirqs_on_caller+0x310/0x310 [ 306.593676] ? trace_hardirqs_on_caller+0x310/0x310 [ 306.598694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.604235] ? check_preemption_disabled+0x48/0x200 [ 306.609259] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.614115] apic_timer_interrupt+0xf/0x20 [ 306.618346] [ 306.620597] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 306.625787] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 306.644697] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 306.652415] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 306.659688] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 306.666966] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 306.674248] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 306.681524] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 306.688819] ? trace_hardirqs_on+0x9a/0x310 [ 306.693145] ? trace_hardirqs_on+0xb4/0x310 [ 306.697481] retint_kernel+0x1b/0x2d [ 306.701197] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 306.706469] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 306.725375] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 306.733101] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 306.740377] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 306.747648] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 306.754934] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 306.762200] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 306.769488] ? trace_hardirqs_on+0x9a/0x310 [ 306.773809] ? arch_local_irq_restore+0x45/0x52 [ 306.778483] dump_stack+0x26a/0x2b4 [ 306.782225] ? dump_stack_print_info.cold.2+0x52/0x52 [ 306.787422] ? mark_held_locks+0x130/0x130 [ 306.791660] ? mark_held_locks+0x130/0x130 [ 306.795897] dump_header+0x27b/0xf72 [ 306.799610] ? rcu_read_unlock+0x16/0x60 [ 306.803675] ? pagefault_out_of_memory+0x197/0x197 [ 306.808604] ? mark_held_locks+0x130/0x130 [ 306.812834] ? percpu_ref_put_many+0x13e/0x260 [ 306.817421] ? mem_cgroup_charge_statistics+0x780/0x780 [ 306.822792] ? mem_cgroup_iter+0x1f7/0x1160 [ 306.827115] ? mark_held_locks+0x130/0x130 [ 306.831352] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.836894] ? task_will_free_mem+0x239/0xb30 [ 306.841405] ? ___ratelimit+0x36f/0x655 [ 306.845382] ? lock_downgrade+0x900/0x900 [ 306.849532] ? trace_hardirqs_on+0xbd/0x310 [ 306.853848] ? kasan_check_read+0x11/0x20 [ 306.857996] ? ___ratelimit+0x36f/0x655 [ 306.861974] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 306.867429] ? trace_hardirqs_on+0x310/0x310 [ 306.871836] ? lock_downgrade+0x900/0x900 [ 306.875985] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 306.881092] ? ___ratelimit+0xaa/0x655 [ 306.884983] ? idr_get_free+0xec0/0xec0 [ 306.888954] ? kasan_check_write+0x14/0x20 [ 306.893196] ? do_raw_spin_lock+0xc1/0x200 [ 306.897435] oom_kill_process.cold.27+0x10/0x903 [ 306.902197] ? _raw_spin_unlock+0x2c/0x50 [ 306.906382] ? oom_badness+0xe6/0xaa0 [ 306.910188] ? oom_evaluate_task+0x540/0x540 [ 306.914599] ? shrink_node+0x16b0/0x16b0 [ 306.918673] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.924215] ? oom_unkillable_task+0x383/0x580 [ 306.928799] ? out_of_memory+0x974/0x1430 [ 306.933047] ? lock_downgrade+0x900/0x900 [ 306.937203] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 306.943007] ? __cpuset_node_allowed+0x19b/0x660 [ 306.947770] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 306.953496] ? oom_evaluate_task+0x302/0x540 [ 306.957945] out_of_memory+0xa84/0x1430 [ 306.962017] ? oom_killer_disable+0x3a0/0x3a0 [ 306.966514] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 306.971445] ? __mutex_add_waiter+0x2a0/0x2a0 [ 306.975939] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 306.980980] ? find_next_bit+0x104/0x130 [ 306.985047] __alloc_pages_slowpath+0x2318/0x2d80 [ 306.989907] ? warn_alloc+0x120/0x120 [ 306.993706] ? __radix_tree_lookup+0x4c0/0x4c0 [ 306.998293] ? mark_held_locks+0x130/0x130 [ 307.002531] ? find_get_entry+0x2f2/0xc40 [ 307.006689] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 307.011617] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.017155] ? should_fail+0x22d/0xd01 [ 307.021041] ? ___might_sleep+0x1ed/0x300 [ 307.025186] ? lock_release+0x970/0x970 [ 307.029189] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.034297] ? __might_sleep+0x95/0x190 [ 307.038364] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 307.043205] ? free_one_page+0xcae/0x1700 [ 307.047356] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 307.052378] ? lock_downgrade+0x900/0x900 [ 307.056528] ? ___might_sleep+0x1ed/0x300 [ 307.060956] ? lock_release+0x970/0x970 [ 307.064931] ? arch_local_save_flags+0x40/0x40 [ 307.069510] ? _raw_spin_unlock+0x2c/0x50 [ 307.073667] ? free_one_page+0xcae/0x1700 [ 307.077820] ? __might_sleep+0x95/0x190 [ 307.081801] __alloc_pages_nodemask+0xa80/0xde0 [ 307.086478] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 307.091495] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 307.097299] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 307.101974] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.107525] ? __do_page_cache_readahead+0x7ce/0x980 [ 307.112664] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 307.118214] alloc_pages_current+0x10c/0x210 [ 307.122627] ? lock_downgrade+0x900/0x900 [ 307.126799] __page_cache_alloc+0x38f/0x5b0 [ 307.131144] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 307.136946] ? ext4_filemap_fault+0x82/0xad [ 307.141273] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 307.145943] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.151485] ? check_preemption_disabled+0x48/0x200 [ 307.156508] filemap_fault+0x1594/0x25f0 [ 307.160583] ? __lock_page_or_retry+0xa00/0xa00 [ 307.165251] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 307.171050] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 307.175826] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 307.180601] ? filemap_map_pages+0xdea/0x1980 [ 307.185119] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 307.190922] ? kasan_check_read+0x11/0x20 [ 307.195079] ? find_get_pages_range_tag+0x1320/0x1320 [ 307.200274] ? rcu_bh_qs+0xc0/0xc0 [ 307.203818] ? unwind_dump+0x190/0x190 [ 307.207721] ? is_bpf_text_address+0xd3/0x170 [ 307.212223] ? __kernel_text_address+0xd/0x40 [ 307.216723] ? unwind_get_return_address+0x61/0xa0 [ 307.221666] ? __save_stack_trace+0x8d/0xf0 [ 307.225999] ? lock_acquire+0x1ed/0x520 [ 307.229974] ? ext4_filemap_fault+0x7a/0xad [ 307.234304] ? lock_release+0x970/0x970 [ 307.238285] ? arch_local_save_flags+0x40/0x40 [ 307.242877] ? save_stack+0x43/0xd0 [ 307.246506] ? __kasan_slab_free+0x102/0x150 [ 307.250915] ? kasan_slab_free+0xe/0x10 [ 307.254887] ? kfree+0xcf/0x230 [ 307.258167] ? do_syslog+0x1474/0x1690 [ 307.262056] ? kmsg_read+0x8f/0xc0 [ 307.265597] ? proc_reg_read+0x2a3/0x3d0 [ 307.269660] ? __vfs_read+0x117/0x9b0 [ 307.273471] ? down_read+0xb0/0x1d0 [ 307.277096] ? ext4_filemap_fault+0x7a/0xad [ 307.281445] ? __down_interruptible+0x700/0x700 [ 307.286156] ? kasan_check_write+0x14/0x20 [ 307.290411] ? trace_hardirqs_off+0xb8/0x310 [ 307.294831] ext4_filemap_fault+0x82/0xad [ 307.298985] __do_fault+0x100/0x6b0 [ 307.302615] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 307.308067] ? print_bad_pte+0x6c0/0x6c0 [ 307.312126] ? __kasan_slab_free+0x119/0x150 [ 307.316540] ? pmd_val+0x88/0x100 [ 307.319998] ? add_mm_counter_fast+0xd0/0xd0 [ 307.324408] ? pmd_val+0x88/0x100 [ 307.327865] ? add_mm_counter_fast+0xd0/0xd0 [ 307.332278] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.337838] __handle_mm_fault+0x3709/0x53e0 [ 307.342255] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 307.347100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.352635] ? unuse_pde+0x40/0x80 [ 307.356180] ? __f_unlock_pos+0x19/0x20 [ 307.360163] ? lock_acquire+0x1ed/0x520 [ 307.364153] ? handle_mm_fault+0x42a/0xc70 [ 307.368404] ? lock_downgrade+0x900/0x900 [ 307.372570] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 307.378377] ? __do_page_fault+0x67d/0xed0 [ 307.382626] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 307.388084] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.393622] ? check_preemption_disabled+0x48/0x200 [ 307.398656] handle_mm_fault+0x54f/0xc70 [ 307.402730] ? __handle_mm_fault+0x53e0/0x53e0 [ 307.407320] ? find_vma+0x34/0x190 [ 307.410890] __do_page_fault+0x67d/0xed0 [ 307.414958] ? mm_fault_error+0x380/0x380 [ 307.419105] ? trace_hardirqs_off+0xb8/0x310 [ 307.423514] ? trace_hardirqs_on+0x310/0x310 [ 307.427919] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 307.433290] ? trace_hardirqs_on+0x310/0x310 [ 307.437702] do_page_fault+0xf2/0x7e0 [ 307.441500] ? vmalloc_sync_all+0x30/0x30 [ 307.445647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.451197] ? error_entry+0x70/0xd0 [ 307.454910] ? trace_hardirqs_off_caller+0xbb/0x310 [ 307.459921] ? trace_hardirqs_on_caller+0xc0/0x310 [ 307.464854] ? syscall_return_slowpath+0x5e0/0x5e0 [ 307.469783] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.474628] ? trace_hardirqs_on_caller+0x310/0x310 [ 307.479658] ? trace_hardirqs_off+0x310/0x310 [ 307.484174] ? prepare_exit_to_usermode+0x291/0x3b0 [ 307.489204] ? page_fault+0x8/0x30 [ 307.492745] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.497589] ? page_fault+0x8/0x30 [ 307.501138] page_fault+0x1e/0x30 [ 307.504590] RIP: 0033:0x7f55b1a571fd [ 307.508307] Code: Bad RIP value. [ 307.511671] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 307.517039] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 307.524312] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 307.531585] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 307.538858] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 307.546134] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 307.553429] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 307.553493] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 307.560624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.560629] Call Trace: [ 307.560635] [ 307.560657] dump_stack+0x1c4/0x2b4 [ 307.560676] ? dump_stack_print_info.cold.2+0x52/0x52 [ 307.567228] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 307.576524] warn_alloc.cold.119+0xb7/0x1bd [ 307.579091] rsyslogd cpuset= [ 307.581246] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 307.584850] / [ 307.590051] ? lock_downgrade+0x900/0x900 [ 307.600083] mems_allowed=0 [ 307.604401] ? trace_hardirqs_off+0xb8/0x310 [ 307.625376] ? trace_hardirqs_off+0xb8/0x310 [ 307.629796] __alloc_pages_slowpath+0x2667/0x2d80 [ 307.634655] ? warn_alloc+0x120/0x120 [ 307.638460] ? lock_release+0x970/0x970 [ 307.642431] ? warn_alloc+0x120/0x120 [ 307.646229] ? trace_hardirqs_on+0x310/0x310 [ 307.650639] ? warn_alloc+0x120/0x120 [ 307.654447] ? mark_held_locks+0x130/0x130 [ 307.658686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.664233] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.669774] ? should_fail+0x22d/0xd01 [ 307.673665] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.678771] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.684304] ? should_fail+0x22d/0xd01 [ 307.688199] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.693297] ? should_fail+0x22d/0xd01 [ 307.697190] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.702307] ? mark_held_locks+0x130/0x130 [ 307.706546] ? mark_held_locks+0x130/0x130 [ 307.710780] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.716322] ? trace_hardirqs_off+0xb8/0x310 [ 307.720728] ? kasan_check_read+0x11/0x20 [ 307.724878] ? do_raw_spin_unlock+0xa7/0x2f0 [ 307.729286] ? trace_hardirqs_on+0x310/0x310 [ 307.733696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.739232] ? wq_watchdog_touch+0x9c/0xfe [ 307.743468] ? io_serial_in+0x11/0x90 [ 307.747268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.752806] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 307.757914] __alloc_pages_nodemask+0xa80/0xde0 [ 307.762584] ? should_fail+0x22d/0xd01 [ 307.766480] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 307.771514] ? ____cache_alloc_node+0x1c7/0x1e0 [ 307.776184] ? lock_downgrade+0x900/0x900 [ 307.780334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.785883] cache_grow_begin+0x91/0x8c0 [ 307.789943] ? do_raw_spin_unlock+0xa7/0x2f0 [ 307.794354] fallback_alloc+0x203/0x2e0 [ 307.798339] ____cache_alloc_node+0x1c7/0x1e0 [ 307.802843] kmem_cache_alloc_node+0xe3/0x730 [ 307.807337] ? ipv6_get_ifaddr+0x42e/0x620 [ 307.811581] __alloc_skb+0x119/0x770 [ 307.815299] ? skb_scrub_packet+0x490/0x490 [ 307.819625] ? lock_downgrade+0x900/0x900 [ 307.823779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.829316] ? refcount_sub_and_test_checked+0x203/0x310 [ 307.834776] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 307.840229] ? addrconf_rs_timer+0x690/0x690 [ 307.844647] ndisc_alloc_skb+0x144/0x340 [ 307.848714] ndisc_send_rs+0x331/0x6e0 [ 307.852611] addrconf_rs_timer+0x314/0x690 [ 307.856853] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.861099] call_timer_fn+0x272/0x920 [ 307.865016] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.869254] ? process_timeout+0x40/0x40 [ 307.873314] ? trace_hardirqs_off+0xb8/0x310 [ 307.877721] ? kasan_check_read+0x11/0x20 [ 307.881870] ? do_raw_spin_unlock+0xa7/0x2f0 [ 307.886275] ? trace_hardirqs_on+0x310/0x310 [ 307.890688] ? __run_timers+0x7da/0xc70 [ 307.894668] ? lock_downgrade+0x900/0x900 [ 307.898823] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 307.903935] ? trace_hardirqs_on+0xbd/0x310 [ 307.908261] ? kasan_check_read+0x11/0x20 [ 307.912412] ? __run_timers+0x7da/0xc70 [ 307.916393] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 307.921849] ? kasan_check_write+0x14/0x20 [ 307.926094] ? do_raw_spin_lock+0xc1/0x200 [ 307.930335] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 307.934583] __run_timers+0x7e5/0xc70 [ 307.938395] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 307.943761] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 307.948777] ? timerqueue_add+0x207/0x2b0 [ 307.953171] ? enqueue_hrtimer+0x1a5/0x560 [ 307.957404] ? lock_release+0x970/0x970 [ 307.961374] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 307.966564] ? kasan_check_write+0x14/0x20 [ 307.970806] ? pvclock_read_flags+0x160/0x160 [ 307.975301] ? lock_downgrade+0x900/0x900 [ 307.979456] ? trace_hardirqs_on+0xbd/0x310 [ 307.983780] ? kvm_sched_clock_read+0x9/0x20 [ 307.988185] ? irq_exit+0x17f/0x1c0 [ 307.991813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.997350] ? check_preemption_disabled+0x48/0x200 [ 308.002366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.007911] run_timer_softirq+0x52/0xb0 [ 308.011973] ? __this_cpu_preempt_check+0x1c/0x1f [ 308.016814] __do_softirq+0x30b/0xad8 [ 308.020624] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 308.025735] ? pvclock_read_flags+0x160/0x160 [ 308.030227] ? lapic_next_event+0x5a/0x90 [ 308.034379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.039918] ? clockevents_program_event+0x140/0x370 [ 308.045023] ? kvm_clock_read+0x18/0x30 [ 308.048998] ? kvm_sched_clock_read+0x9/0x20 [ 308.053407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.058946] ? check_preemption_disabled+0x48/0x200 [ 308.063969] irq_exit+0x17f/0x1c0 [ 308.067427] smp_apic_timer_interrupt+0x1cb/0x760 [ 308.072269] ? smp_reschedule_interrupt+0x109/0x650 [ 308.077285] ? smp_call_function_single_interrupt+0x650/0x650 [ 308.083170] ? interrupt_entry+0xb5/0xf0 [ 308.087235] ? trace_hardirqs_off_caller+0xbb/0x310 [ 308.092249] ? trace_hardirqs_off_caller+0xbb/0x310 [ 308.097266] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.102105] ? trace_hardirqs_on_caller+0x310/0x310 [ 308.107115] ? trace_hardirqs_on_caller+0x310/0x310 [ 308.112130] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.117678] ? check_preemption_disabled+0x48/0x200 [ 308.122696] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.128242] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.133094] apic_timer_interrupt+0xf/0x20 [ 308.137321] [ 308.139561] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 308.144501] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 308.163405] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 308.171114] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 308.178382] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 308.185651] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 308.192916] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 308.200180] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 308.207469] ? trace_hardirqs_on+0xb4/0x310 [ 308.211800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.217343] skb_clone+0x1bb/0x500 [ 308.220885] ? finish_task_switch+0x1b5/0x900 [ 308.226073] ? skb_split+0x11e0/0x11e0 [ 308.229959] ? preempt_notifier_register+0x200/0x200 [ 308.235061] ? __switch_to_asm+0x34/0x70 [ 308.239116] ? __switch_to_asm+0x34/0x70 [ 308.243179] ? __switch_to_asm+0x40/0x70 [ 308.247234] ? __switch_to_asm+0x34/0x70 [ 308.251291] ? __switch_to_asm+0x40/0x70 [ 308.255348] ? __switch_to_asm+0x34/0x70 [ 308.259406] ? __switch_to_asm+0x40/0x70 [ 308.263461] ? __switch_to_asm+0x34/0x70 [ 308.267522] ? __switch_to_asm+0x34/0x70 [ 308.271580] ? __switch_to_asm+0x40/0x70 [ 308.275634] ? __switch_to_asm+0x34/0x70 [ 308.279706] bpf_clone_redirect+0xb9/0x490 [ 308.283945] ? __schedule+0x874/0x1ed0 [ 308.287837] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 308.292852] ? __sched_text_start+0x8/0x8 [ 308.296999] ? retint_kernel+0x2d/0x2d [ 308.300887] ? trace_hardirqs_on_caller+0xc0/0x310 [ 308.305819] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 308.310578] ? trace_hardirqs_off+0x310/0x310 [ 308.315076] ? bpf_test_run+0x1fc/0x5a0 [ 308.319056] ? lock_acquire+0x1ed/0x520 [ 308.323031] ? bpf_test_run+0x32e/0x5a0 [ 308.327011] ? lock_release+0x970/0x970 [ 308.330986] ? preempt_schedule+0x4d/0x60 [ 308.335135] ? preempt_schedule_common+0x1f/0xd0 [ 308.339895] ? preempt_schedule+0x4d/0x60 [ 308.344047] ? ___preempt_schedule+0x16/0x18 [ 308.348463] ? bpf_test_run+0x1c0/0x5a0 [ 308.352445] ? netlink_diag_dump+0x2a0/0x2a0 [ 308.356855] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.362391] ? bpf_test_init.isra.9+0x70/0x100 [ 308.366972] ? bpf_prog_test_run_skb+0x634/0xb40 [ 308.371735] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 308.376578] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 308.382109] ? fput+0x130/0x1a0 [ 308.385389] ? __bpf_prog_get+0x9b/0x290 [ 308.389452] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 308.394292] ? bpf_prog_test_run+0x130/0x1a0 [ 308.398846] ? __x64_sys_bpf+0x3d8/0x510 [ 308.402905] ? bpf_prog_get+0x20/0x20 [ 308.406722] ? do_syscall_64+0x1b9/0x820 [ 308.410784] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 308.416179] ? syscall_return_slowpath+0x5e0/0x5e0 [ 308.421110] ? trace_hardirqs_on_caller+0x310/0x310 [ 308.426127] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 308.431145] ? recalc_sigpending_tsk+0x180/0x180 [ 308.435903] ? kasan_check_write+0x14/0x20 [ 308.440139] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.444990] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 308.450366] warn_alloc_show_mem: 1 callbacks suppressed [ 308.450381] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 308.450383] Mem-Info: [ 308.450414] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 308.450414] active_file:15 inactive_file:16 isolated_file:0 [ 308.450414] unevictable:0 dirty:0 writeback:0 unstable:0 [ 308.450414] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 308.450414] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 308.450414] free:13758 free_pcp:319 free_cma:0 [ 308.455753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.462511] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 308.464908] Call Trace: [ 308.497784] Node 0 [ 308.507132] [ 308.534821] 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 [ 308.537392] dump_stack+0x1c4/0x2b4 [ 308.539599] lowmem_reserve[]: [ 308.541752] ? dump_stack_print_info.cold.2+0x52/0x52 [ 308.567232] 0 [ 308.570869] warn_alloc.cold.119+0xb7/0x1bd [ 308.573935] 2819 [ 308.579120] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 308.580900] 6323 [ 308.585216] ? lock_downgrade+0x900/0x900 [ 308.587250] 6323 [ 308.592088] ? trace_hardirqs_off+0xb8/0x310 [ 308.598277] ? trace_hardirqs_off+0xb8/0x310 [ 308.600319] Node 0 [ 308.604733] __alloc_pages_slowpath+0x2667/0x2d80 [ 308.609139] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 308.611371] ? warn_alloc+0x120/0x120 [ 308.616164] lowmem_reserve[]: 0 [ 308.643269] ? trace_hardirqs_on+0x310/0x310 [ 308.647049] 0 [ 308.650331] ? warn_alloc+0x120/0x120 [ 308.654712] 3503 [ 308.656520] ? warn_alloc+0x120/0x120 [ 308.660294] 3503 [ 308.662354] ? ktime_get+0x2e1/0x440 [ 308.666129] Node 0 [ 308.668192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.671924] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 308.674141] ? check_preemption_disabled+0x48/0x200 [ 308.679661] lowmem_reserve[]: [ 308.708126] ? kasan_check_read+0x11/0x20 [ 308.713121] 0 [ 308.716230] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.720345] 0 [ 308.722153] ? should_fail+0x22d/0xd01 [ 308.727658] 0 0 [ 308.729472] ? rcu_bh_qs+0xc0/0xc0 [ 308.735308] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.738824] Node 0 [ 308.743919] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.743936] ? should_fail+0x22d/0xd01 [ 308.746160] DMA: [ 308.751698] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.755557] 1*4kB [ 308.757621] ? should_fail+0x22d/0xd01 [ 308.762693] (U) [ 308.764839] ? rcu_idle_enter+0x4b0/0x4b0 [ 308.768698] 0*8kB [ 308.770671] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.774795] 0*16kB [ 308.776946] ? mark_held_locks+0x130/0x130 [ 308.782019] 1*32kB [ 308.784255] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.788468] (U) [ 308.790704] ? mark_held_locks+0x130/0x130 [ 308.796215] 2*64kB [ 308.798202] ? rcu_irq_exit+0xce/0x100 [ 308.802396] (U) [ 308.804629] ? irq_exit+0xbd/0x1c0 [ 308.808495] 1*128kB [ 308.810465] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 308.813974] (U) [ 308.816295] ? do_raw_spin_unlock+0xa7/0x2f0 [ 308.821282] 1*256kB [ 308.823253] ? smp_call_function_single_interrupt+0x650/0x650 [ 308.827636] (U) [ 308.829968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.835826] 0*512kB [ 308.837799] ? ret_from_intr+0xb/0x1e [ 308.843323] 1*1024kB [ 308.845641] ? retint_kernel+0x2d/0x2d [ 308.849416] (U) [ 308.851838] ? trace_hardirqs_on_caller+0xc0/0x310 [ 308.855700] 1*2048kB [ 308.857673] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 308.862575] (M) [ 308.864982] ? trace_hardirqs_off+0x310/0x310 [ 308.869715] 3*4096kB [ 308.871690] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 308.876165] (M) [ 308.878579] __alloc_pages_nodemask+0xa80/0xde0 [ 308.883682] = 15908kB [ 308.885658] ? should_fail+0x22d/0xd01 [ 308.890305] Node 0 [ 308.892723] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 308.896578] DMA32: [ 308.898827] ? ____cache_alloc_node+0x1c7/0x1e0 [ 308.903806] 4*4kB [ 308.906038] ? lock_downgrade+0x900/0x900 [ 308.910694] (M) [ 308.912870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.916994] 1*8kB [ 308.918968] cache_grow_begin+0x91/0x8c0 [ 308.924474] (U) 2*16kB [ 308.926636] ? do_raw_spin_unlock+0xa7/0x2f0 [ 308.930689] (M) [ 308.933274] fallback_alloc+0x203/0x2e0 [ 308.937662] 2*32kB [ 308.939638] ____cache_alloc_node+0x1c7/0x1e0 [ 308.943607] (M) [ 308.945840] kmem_cache_alloc_node+0xe3/0x730 [ 308.950308] 4*64kB [ 308.952279] ? ipv6_get_ifaddr+0x42e/0x620 [ 308.956745] (M) [ 308.958976] __alloc_skb+0x119/0x770 [ 308.963178] 4*128kB (UM) [ 308.965164] ? skb_scrub_packet+0x490/0x490 [ 308.968855] 3*256kB [ 308.971606] ? lock_downgrade+0x900/0x900 [ 308.975899] (M) [ 308.978225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.982343] 4*512kB [ 308.984319] ? refcount_sub_and_test_checked+0x203/0x310 [ 308.989830] (UM) [ 308.992152] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 308.997584] 3*1024kB (UM) [ 308.999661] ? addrconf_rs_timer+0x690/0x690 [ 309.005081] 3*2048kB [ 309.007946] ndisc_alloc_skb+0x144/0x340 [ 309.012341] (M) [ 309.014764] ndisc_send_rs+0x331/0x6e0 [ 309.018792] 3*4096kB (M) [ 309.020789] addrconf_rs_timer+0x314/0x690 [ 309.024647] = 25208kB [ 309.027412] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.031613] Node 0 [ 309.034134] call_timer_fn+0x272/0x920 [ 309.038336] Normal: [ 309.040578] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.044444] 853*4kB [ 309.046767] ? process_timeout+0x40/0x40 [ 309.050972] (UMEH) [ 309.053293] ? trace_hardirqs_off+0xb8/0x310 [ 309.057327] 371*8kB [ 309.059864] ? kasan_check_read+0x11/0x20 [ 309.059884] ? do_raw_spin_unlock+0xa7/0x2f0 [ 309.064274] (UME) [ 309.066595] ? trace_hardirqs_on+0x310/0x310 [ 309.070720] 193*16kB [ 309.075124] ? __run_timers+0x7da/0xc70 [ 309.077250] (UME) [ 309.081703] ? lock_downgrade+0x900/0x900 [ 309.084085] 70*32kB [ 309.088063] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 309.090185] (UMEH) [ 309.094327] ? trace_hardirqs_on+0xbd/0x310 [ 309.096626] 27*64kB [ 309.101729] ? kasan_check_read+0x11/0x20 [ 309.103940] (UMH) [ 309.108256] ? __run_timers+0x7da/0xc70 [ 309.110556] 4*128kB [ 309.114700] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 309.116823] (UM) [ 309.120815] ? kasan_check_write+0x14/0x20 [ 309.123116] 0*256kB [ 309.128572] ? do_raw_spin_lock+0xc1/0x200 [ 309.130609] 0*512kB [ 309.134839] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 309.137140] 0*1024kB [ 309.141368] __run_timers+0x7e5/0xc70 [ 309.143675] 0*2048kB [ 309.147911] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 309.150291] 0*4096kB [ 309.154084] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 309.156474] = 13948kB [ 309.161833] ? timerqueue_add+0x207/0x2b0 [ 309.164223] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 309.169226] ? enqueue_hrtimer+0x1a5/0x560 [ 309.171623] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 309.175760] ? lock_release+0x970/0x970 [ 309.184570] 660 total pagecache pages [ 309.188801] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 309.197353] 0 pages in swap cache [ 309.201322] ? kasan_check_write+0x14/0x20 [ 309.205105] Swap cache stats: add 0, delete 0, find 0/0 [ 309.210284] ? pvclock_read_flags+0x160/0x160 [ 309.213710] Free swap = 0kB [ 309.217941] ? lock_downgrade+0x900/0x900 [ 309.223278] Total swap = 0kB [ 309.227770] ? trace_hardirqs_on+0xbd/0x310 [ 309.230762] 1965979 pages RAM [ 309.234897] ? kvm_sched_clock_read+0x9/0x20 [ 309.234915] ? irq_exit+0x17f/0x1c0 [ 309.237914] 0 pages HighMem/MovableOnly [ 309.242227] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.245315] 342307 pages reserved [ 309.249743] ? check_preemption_disabled+0x48/0x200 [ 309.253344] 0 pages cma reserved [ 309.257321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.262885] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 309.266277] run_timer_softirq+0x52/0xb0 [ 309.266294] ? __this_cpu_preempt_check+0x1c/0x1f [ 309.266313] __do_softirq+0x30b/0xad8 [ 309.271356] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 309.274690] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 309.280199] syz-executor2 cpuset= [ 309.286715] ? pvclock_read_flags+0x160/0x160 [ 309.290736] syz2 [ 309.295577] ? lapic_next_event+0x5a/0x90 [ 309.299355] mems_allowed=0 [ 309.309831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.337352] ? clockevents_program_event+0x140/0x370 [ 309.342461] ? kvm_clock_read+0x18/0x30 [ 309.346434] ? kvm_sched_clock_read+0x9/0x20 [ 309.350844] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.356384] ? check_preemption_disabled+0x48/0x200 [ 309.361407] irq_exit+0x17f/0x1c0 [ 309.364861] smp_apic_timer_interrupt+0x1cb/0x760 [ 309.369705] ? smp_reschedule_interrupt+0x109/0x650 [ 309.374732] ? smp_call_function_single_interrupt+0x650/0x650 [ 309.380616] ? interrupt_entry+0xb5/0xf0 [ 309.384705] ? trace_hardirqs_off_caller+0xbb/0x310 [ 309.389721] ? trace_hardirqs_off_caller+0xbb/0x310 [ 309.394740] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.399581] ? trace_hardirqs_on_caller+0x310/0x310 [ 309.404599] ? trace_hardirqs_on_caller+0x310/0x310 [ 309.409615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.415157] ? check_preemption_disabled+0x48/0x200 [ 309.420204] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.425066] apic_timer_interrupt+0xf/0x20 [ 309.429298] [ 309.431539] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 309.436754] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 309.455666] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 309.463378] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 309.470643] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 309.477913] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 309.485181] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 309.492451] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 309.499736] ? trace_hardirqs_on+0x9a/0x310 [ 309.504067] ? trace_hardirqs_on+0xb4/0x310 [ 309.508402] retint_kernel+0x1b/0x2d [ 309.512117] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 309.517399] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 309.536297] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 309.544005] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 309.551269] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 309.558535] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 309.565804] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 309.573072] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 309.580359] ? trace_hardirqs_on+0x9a/0x310 [ 309.584697] ? arch_local_irq_restore+0x45/0x52 [ 309.589371] dump_stack+0x26a/0x2b4 [ 309.593003] ? dump_stack_print_info.cold.2+0x52/0x52 [ 309.598211] ? mark_held_locks+0x130/0x130 [ 309.602466] ? mark_held_locks+0x130/0x130 [ 309.606709] dump_header+0x27b/0xf72 [ 309.610436] ? rcu_read_unlock+0x16/0x60 [ 309.614507] ? pagefault_out_of_memory+0x197/0x197 [ 309.619436] ? mark_held_locks+0x130/0x130 [ 309.623671] ? percpu_ref_put_many+0x13e/0x260 [ 309.628272] ? mem_cgroup_charge_statistics+0x780/0x780 [ 309.633638] ? mem_cgroup_iter+0x1f7/0x1160 [ 309.637969] ? mark_held_locks+0x130/0x130 [ 309.642213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.647748] ? task_will_free_mem+0x239/0xb30 [ 309.652276] ? ___ratelimit+0x36f/0x655 [ 309.656264] ? lock_downgrade+0x900/0x900 [ 309.660451] ? trace_hardirqs_on+0xbd/0x310 [ 309.664764] ? kasan_check_read+0x11/0x20 [ 309.668912] ? ___ratelimit+0x36f/0x655 [ 309.672890] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 309.678340] ? trace_hardirqs_on+0x310/0x310 [ 309.682750] ? lock_downgrade+0x900/0x900 [ 309.686899] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 309.692002] ? ___ratelimit+0xaa/0x655 [ 309.695892] ? idr_get_free+0xec0/0xec0 [ 309.699861] ? kasan_check_write+0x14/0x20 [ 309.704103] ? do_raw_spin_lock+0xc1/0x200 [ 309.708338] oom_kill_process.cold.27+0x10/0x903 [ 309.713093] ? _raw_spin_unlock+0x2c/0x50 [ 309.717239] ? oom_badness+0xe6/0xaa0 [ 309.721042] ? oom_evaluate_task+0x540/0x540 [ 309.725453] ? shrink_node+0x16b0/0x16b0 [ 309.729514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.735048] ? oom_unkillable_task+0x383/0x580 [ 309.739626] ? out_of_memory+0x974/0x1430 [ 309.743783] ? lock_downgrade+0x900/0x900 [ 309.747938] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 309.753736] ? __cpuset_node_allowed+0x19b/0x660 [ 309.758495] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 309.764031] ? oom_evaluate_task+0x302/0x540 [ 309.768445] out_of_memory+0xa84/0x1430 [ 309.772427] ? oom_killer_disable+0x3a0/0x3a0 [ 309.776921] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 309.781853] ? __mutex_add_waiter+0x2a0/0x2a0 [ 309.786347] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 309.791357] ? find_next_bit+0x104/0x130 [ 309.795426] __alloc_pages_slowpath+0x2318/0x2d80 [ 309.800313] ? warn_alloc+0x120/0x120 [ 309.804109] ? __radix_tree_lookup+0x4c0/0x4c0 [ 309.808693] ? mark_held_locks+0x130/0x130 [ 309.812928] ? find_get_entry+0x2f2/0xc40 [ 309.817084] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 309.822009] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.827543] ? should_fail+0x22d/0xd01 [ 309.831429] ? ___might_sleep+0x1ed/0x300 [ 309.835571] ? lock_release+0x970/0x970 [ 309.839545] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.844661] ? __might_sleep+0x95/0x190 [ 309.848636] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 309.853579] ? free_one_page+0xcae/0x1700 [ 309.857732] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 309.862751] ? lock_downgrade+0x900/0x900 [ 309.866896] ? ___might_sleep+0x1ed/0x300 [ 309.871040] ? lock_release+0x970/0x970 [ 309.875010] ? arch_local_save_flags+0x40/0x40 [ 309.879589] ? _raw_spin_unlock+0x2c/0x50 [ 309.883735] ? free_one_page+0xcae/0x1700 [ 309.887890] ? __might_sleep+0x95/0x190 [ 309.891866] __alloc_pages_nodemask+0xa80/0xde0 [ 309.896536] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 309.901551] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 309.907365] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 309.912040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.917573] ? __do_page_cache_readahead+0x7ce/0x980 [ 309.922685] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 309.928233] alloc_pages_current+0x10c/0x210 [ 309.932661] ? lock_downgrade+0x900/0x900 [ 309.936815] __page_cache_alloc+0x38f/0x5b0 [ 309.941137] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 309.946949] ? ext4_filemap_fault+0x82/0xad [ 309.951724] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 309.956399] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 309.961939] ? check_preemption_disabled+0x48/0x200 [ 309.966959] filemap_fault+0x1594/0x25f0 [ 309.971028] ? __lock_page_or_retry+0xa00/0xa00 [ 309.975695] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 309.981505] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 309.986262] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 309.991021] ? filemap_map_pages+0xdea/0x1980 [ 309.995524] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 310.001322] ? kasan_check_read+0x11/0x20 [ 310.005469] ? find_get_pages_range_tag+0x1320/0x1320 [ 310.010664] ? rcu_bh_qs+0xc0/0xc0 [ 310.014215] ? unwind_dump+0x190/0x190 [ 310.018115] ? is_bpf_text_address+0xd3/0x170 [ 310.022614] ? __kernel_text_address+0xd/0x40 [ 310.027109] ? unwind_get_return_address+0x61/0xa0 [ 310.032044] ? __save_stack_trace+0x8d/0xf0 [ 310.036377] ? lock_acquire+0x1ed/0x520 [ 310.040352] ? ext4_filemap_fault+0x7a/0xad [ 310.044697] ? lock_release+0x970/0x970 [ 310.048675] ? arch_local_save_flags+0x40/0x40 [ 310.053258] ? save_stack+0x43/0xd0 [ 310.056889] ? __kasan_slab_free+0x102/0x150 [ 310.061302] ? kasan_slab_free+0xe/0x10 [ 310.065276] ? kfree+0xcf/0x230 [ 310.068556] ? do_syslog+0x1474/0x1690 [ 310.072442] ? kmsg_read+0x8f/0xc0 [ 310.075982] ? proc_reg_read+0x2a3/0x3d0 [ 310.080045] ? __vfs_read+0x117/0x9b0 [ 310.083886] ? down_read+0xb0/0x1d0 [ 310.087514] ? ext4_filemap_fault+0x7a/0xad [ 310.091843] ? __down_interruptible+0x700/0x700 [ 310.096507] ? kasan_check_write+0x14/0x20 [ 310.100904] ? trace_hardirqs_off+0xb8/0x310 [ 310.105324] ext4_filemap_fault+0x82/0xad [ 310.109481] __do_fault+0x100/0x6b0 [ 310.113120] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 310.118584] ? print_bad_pte+0x6c0/0x6c0 [ 310.122675] ? __kasan_slab_free+0x119/0x150 [ 310.127097] ? pmd_val+0x88/0x100 [ 310.130563] ? add_mm_counter_fast+0xd0/0xd0 [ 310.134994] ? pmd_val+0x88/0x100 [ 310.138454] ? add_mm_counter_fast+0xd0/0xd0 [ 310.142875] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.148422] __handle_mm_fault+0x3709/0x53e0 [ 310.152840] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 310.157689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.163230] ? unuse_pde+0x40/0x80 [ 310.166775] ? __f_unlock_pos+0x19/0x20 [ 310.170756] ? lock_acquire+0x1ed/0x520 [ 310.174735] ? handle_mm_fault+0x42a/0xc70 [ 310.178969] ? lock_downgrade+0x900/0x900 [ 310.183120] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 310.188931] ? __do_page_fault+0x67d/0xed0 [ 310.193169] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 310.198621] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.204176] ? check_preemption_disabled+0x48/0x200 [ 310.209209] handle_mm_fault+0x54f/0xc70 [ 310.213275] ? __handle_mm_fault+0x53e0/0x53e0 [ 310.217866] ? find_vma+0x34/0x190 [ 310.221412] __do_page_fault+0x67d/0xed0 [ 310.225487] ? mm_fault_error+0x380/0x380 [ 310.229633] ? trace_hardirqs_off+0xb8/0x310 [ 310.234042] ? trace_hardirqs_on+0x310/0x310 [ 310.238456] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 310.243819] ? trace_hardirqs_on+0x310/0x310 [ 310.248229] do_page_fault+0xf2/0x7e0 [ 310.252032] ? vmalloc_sync_all+0x30/0x30 [ 310.256177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.261716] ? error_entry+0x70/0xd0 [ 310.265432] ? trace_hardirqs_off_caller+0xbb/0x310 [ 310.270463] ? trace_hardirqs_on_caller+0xc0/0x310 [ 310.275397] ? syscall_return_slowpath+0x5e0/0x5e0 [ 310.280323] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.285187] ? trace_hardirqs_on_caller+0x310/0x310 [ 310.290203] ? trace_hardirqs_off+0x310/0x310 [ 310.294699] ? prepare_exit_to_usermode+0x291/0x3b0 [ 310.299714] ? page_fault+0x8/0x30 [ 310.303253] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.308126] ? page_fault+0x8/0x30 [ 310.311675] page_fault+0x1e/0x30 [ 310.315127] RIP: 0033:0x7f55b1a571fd [ 310.318850] Code: Bad RIP value. [ 310.322226] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 310.327592] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 310.334857] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 310.342127] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 310.349399] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 310.356682] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 310.363979] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 310.364028] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 310.371180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.371184] Call Trace: [ 310.371190] [ 310.371213] dump_stack+0x1c4/0x2b4 [ 310.371232] ? dump_stack_print_info.cold.2+0x52/0x52 [ 310.377773] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 310.387063] warn_alloc.cold.119+0xb7/0x1bd [ 310.389620] rsyslogd cpuset= [ 310.391769] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 310.395369] / [ 310.400558] ? lock_downgrade+0x900/0x900 [ 310.410610] mems_allowed=0 [ 310.414946] ? trace_hardirqs_off+0xb8/0x310 [ 310.435937] ? trace_hardirqs_off+0xb8/0x310 [ 310.440354] __alloc_pages_slowpath+0x2667/0x2d80 [ 310.445216] ? warn_alloc+0x120/0x120 [ 310.449016] ? warn_alloc+0x120/0x120 [ 310.452853] ? warn_alloc+0x120/0x120 [ 310.456661] ? mark_held_locks+0x130/0x130 [ 310.460906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.466445] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.471986] ? should_fail+0x22d/0xd01 [ 310.475877] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.480979] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.486520] ? should_fail+0x22d/0xd01 [ 310.490408] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.495515] ? should_fail+0x22d/0xd01 [ 310.499411] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.504518] ? mark_held_locks+0x130/0x130 [ 310.508752] ? mark_held_locks+0x130/0x130 [ 310.512988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.518527] ? trace_hardirqs_off+0xb8/0x310 [ 310.522953] ? kasan_check_read+0x11/0x20 [ 310.527106] ? do_raw_spin_unlock+0xa7/0x2f0 [ 310.531518] ? trace_hardirqs_on+0x310/0x310 [ 310.535952] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.541511] ? wq_watchdog_touch+0x9c/0xfe [ 310.545774] ? io_serial_in+0x11/0x90 [ 310.549584] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.555131] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 310.560259] __alloc_pages_nodemask+0xa80/0xde0 [ 310.564927] ? should_fail+0x22d/0xd01 [ 310.568823] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 310.573860] ? ____cache_alloc_node+0x1c7/0x1e0 [ 310.578528] ? lock_downgrade+0x900/0x900 [ 310.582684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.588265] cache_grow_begin+0x91/0x8c0 [ 310.592342] ? do_raw_spin_unlock+0xa7/0x2f0 [ 310.596763] fallback_alloc+0x203/0x2e0 [ 310.600747] ____cache_alloc_node+0x1c7/0x1e0 [ 310.605247] kmem_cache_alloc_node+0xe3/0x730 [ 310.609776] ? ipv6_get_ifaddr+0x42e/0x620 [ 310.614045] __alloc_skb+0x119/0x770 [ 310.617787] ? skb_scrub_packet+0x490/0x490 [ 310.622165] ? lock_downgrade+0x900/0x900 [ 310.626317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.631885] ? refcount_sub_and_test_checked+0x203/0x310 [ 310.637340] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 310.642814] ? addrconf_rs_timer+0x690/0x690 [ 310.647235] ndisc_alloc_skb+0x144/0x340 [ 310.651568] ndisc_send_rs+0x331/0x6e0 [ 310.655479] addrconf_rs_timer+0x314/0x690 [ 310.659738] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.663981] call_timer_fn+0x272/0x920 [ 310.667866] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.672102] ? process_timeout+0x40/0x40 [ 310.676190] ? trace_hardirqs_off+0xb8/0x310 [ 310.680614] ? kasan_check_read+0x11/0x20 [ 310.684762] ? do_raw_spin_unlock+0xa7/0x2f0 [ 310.689187] ? trace_hardirqs_on+0x310/0x310 [ 310.693598] ? __run_timers+0x7da/0xc70 [ 310.697574] ? lock_downgrade+0x900/0x900 [ 310.701722] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 310.706824] ? trace_hardirqs_on+0xbd/0x310 [ 310.711140] ? kasan_check_read+0x11/0x20 [ 310.715295] ? __run_timers+0x7da/0xc70 [ 310.719280] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 310.724743] ? kasan_check_write+0x14/0x20 [ 310.728987] ? do_raw_spin_lock+0xc1/0x200 [ 310.733227] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 310.737464] __run_timers+0x7e5/0xc70 [ 310.741275] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 310.746648] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 310.751676] ? timerqueue_add+0x207/0x2b0 [ 310.755863] ? enqueue_hrtimer+0x1a5/0x560 [ 310.760133] ? lock_release+0x970/0x970 [ 310.764119] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 310.769352] ? kasan_check_write+0x14/0x20 [ 310.773628] ? pvclock_read_flags+0x160/0x160 [ 310.778130] ? lock_downgrade+0x900/0x900 [ 310.782347] ? trace_hardirqs_on+0xbd/0x310 [ 310.786799] ? kvm_sched_clock_read+0x9/0x20 [ 310.791215] ? irq_exit+0x17f/0x1c0 [ 310.794843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.800395] ? check_preemption_disabled+0x48/0x200 [ 310.805420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.810968] run_timer_softirq+0x52/0xb0 [ 310.815039] ? __this_cpu_preempt_check+0x1c/0x1f [ 310.819895] __do_softirq+0x30b/0xad8 [ 310.823701] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 310.828813] ? pvclock_read_flags+0x160/0x160 [ 310.833316] ? lapic_next_event+0x5a/0x90 [ 310.837472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.843028] ? clockevents_program_event+0x140/0x370 [ 310.848145] ? kvm_clock_read+0x18/0x30 [ 310.852130] ? kvm_sched_clock_read+0x9/0x20 [ 310.856552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.862104] ? check_preemption_disabled+0x48/0x200 [ 310.867145] irq_exit+0x17f/0x1c0 [ 310.870610] smp_apic_timer_interrupt+0x1cb/0x760 [ 310.875458] ? smp_reschedule_interrupt+0x109/0x650 [ 310.880481] ? smp_call_function_single_interrupt+0x650/0x650 [ 310.886376] ? interrupt_entry+0xb5/0xf0 [ 310.890440] ? trace_hardirqs_off_caller+0xbb/0x310 [ 310.895458] ? trace_hardirqs_off_caller+0xbb/0x310 [ 310.900535] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.905399] ? trace_hardirqs_on_caller+0x310/0x310 [ 310.910410] ? trace_hardirqs_on_caller+0x310/0x310 [ 310.915427] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.920989] ? check_preemption_disabled+0x48/0x200 [ 310.926030] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 310.931599] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.936452] apic_timer_interrupt+0xf/0x20 [ 310.940678] [ 310.942919] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 310.947846] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 310.966765] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 310.974477] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 310.981739] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 310.989094] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 310.996356] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 311.003643] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 311.011014] ? trace_hardirqs_on+0xb4/0x310 [ 311.015369] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.020917] skb_clone+0x1bb/0x500 [ 311.024461] ? finish_task_switch+0x1b5/0x900 [ 311.028995] ? skb_split+0x11e0/0x11e0 [ 311.032912] ? preempt_notifier_register+0x200/0x200 [ 311.038024] ? __switch_to_asm+0x34/0x70 [ 311.042182] ? __switch_to_asm+0x34/0x70 [ 311.046290] ? __switch_to_asm+0x40/0x70 [ 311.050357] ? __switch_to_asm+0x34/0x70 [ 311.054424] ? __switch_to_asm+0x40/0x70 [ 311.058504] ? __switch_to_asm+0x34/0x70 [ 311.063038] ? __switch_to_asm+0x40/0x70 [ 311.067159] ? __switch_to_asm+0x34/0x70 [ 311.071252] ? __switch_to_asm+0x34/0x70 [ 311.075319] ? __switch_to_asm+0x40/0x70 [ 311.079390] ? __switch_to_asm+0x34/0x70 [ 311.083482] bpf_clone_redirect+0xb9/0x490 [ 311.087993] ? __schedule+0x874/0x1ed0 [ 311.091891] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 311.096924] ? __sched_text_start+0x8/0x8 [ 311.101091] ? retint_kernel+0x2d/0x2d [ 311.104987] ? trace_hardirqs_on_caller+0xc0/0x310 [ 311.109927] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 311.116093] ? trace_hardirqs_off+0x310/0x310 [ 311.120591] ? bpf_test_run+0x1fc/0x5a0 [ 311.124579] ? lock_acquire+0x1ed/0x520 [ 311.128553] ? bpf_test_run+0x32e/0x5a0 [ 311.132534] ? lock_release+0x970/0x970 [ 311.136517] ? preempt_schedule+0x4d/0x60 [ 311.140666] ? preempt_schedule_common+0x1f/0xd0 [ 311.145427] ? preempt_schedule+0x4d/0x60 [ 311.149576] ? ___preempt_schedule+0x16/0x18 [ 311.154014] ? bpf_test_run+0x1c0/0x5a0 [ 311.158010] ? netlink_diag_dump+0x2a0/0x2a0 [ 311.162423] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.167957] ? bpf_test_init.isra.9+0x70/0x100 [ 311.172543] ? bpf_prog_test_run_skb+0x634/0xb40 [ 311.177306] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 311.182160] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 311.187705] ? fput+0x130/0x1a0 [ 311.190982] ? __bpf_prog_get+0x9b/0x290 [ 311.195076] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 311.199924] ? bpf_prog_test_run+0x130/0x1a0 [ 311.204344] ? __x64_sys_bpf+0x3d8/0x510 [ 311.208414] ? bpf_prog_get+0x20/0x20 [ 311.212235] ? do_syscall_64+0x1b9/0x820 [ 311.216309] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 311.221681] ? syscall_return_slowpath+0x5e0/0x5e0 [ 311.226632] ? trace_hardirqs_on_caller+0x310/0x310 [ 311.231654] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 311.236679] ? recalc_sigpending_tsk+0x180/0x180 [ 311.241443] ? kasan_check_write+0x14/0x20 [ 311.245700] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 311.250549] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 311.255925] warn_alloc_show_mem: 1 callbacks suppressed [ 311.255937] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 311.255939] Mem-Info: [ 311.255971] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 311.255971] active_file:15 inactive_file:16 isolated_file:0 [ 311.255971] unevictable:0 dirty:0 writeback:0 unstable:0 [ 311.255971] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 311.255971] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 311.255971] free:13758 free_pcp:319 free_cma:0 [ 311.261337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.268112] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 311.270518] Call Trace: [ 311.303409] Node 0 [ 311.312768] [ 311.340456] 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 [ 311.343028] dump_stack+0x1c4/0x2b4 [ 311.345237] lowmem_reserve[]: [ 311.347384] ? dump_stack_print_info.cold.2+0x52/0x52 [ 311.347407] warn_alloc.cold.119+0xb7/0x1bd [ 311.372881] 0 2819 [ 311.376535] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 311.379605] 6323 [ 311.384796] ? lock_downgrade+0x900/0x900 [ 311.389089] 6323 [ 311.391328] ? trace_hardirqs_off+0xb8/0x310 [ 311.398204] ? trace_hardirqs_off+0xb8/0x310 [ 311.402327] Node 0 [ 311.404390] __alloc_pages_slowpath+0x2667/0x2d80 [ 311.408794] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 311.413193] ? warn_alloc+0x120/0x120 [ 311.415390] lowmem_reserve[]: [ 311.420236] ? trace_hardirqs_on+0x310/0x310 [ 311.446928] 0 0 [ 311.450743] ? warn_alloc+0x120/0x120 [ 311.453834] 3503 [ 311.458236] ? warn_alloc+0x120/0x120 [ 311.460190] 3503 [ 311.463986] ? ktime_get+0x2e1/0x440 [ 311.466025] Node 0 [ 311.469849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.471916] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 311.475602] ? check_preemption_disabled+0x48/0x200 [ 311.477813] lowmem_reserve[]: [ 311.483350] ? kasan_check_read+0x11/0x20 [ 311.511785] 0 0 [ 311.516821] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.519897] 0 [ 311.524055] ? should_fail+0x22d/0xd01 [ 311.526004] 0 [ 311.531538] ? rcu_bh_qs+0xc0/0xc0 [ 311.537207] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.538980] Node 0 [ 311.542517] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.547592] DMA: [ 311.549824] ? should_fail+0x22d/0xd01 [ 311.555335] 1*4kB [ 311.557397] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.561261] (U) [ 311.563411] ? should_fail+0x22d/0xd01 [ 311.568486] 0*8kB [ 311.570460] ? rcu_idle_enter+0x4b0/0x4b0 [ 311.574321] 0*16kB [ 311.576474] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.580621] 1*32kB [ 311.582869] ? mark_held_locks+0x130/0x130 [ 311.587959] (U) [ 311.590201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.594407] 2*64kB [ 311.596388] ? mark_held_locks+0x130/0x130 [ 311.601899] (U) [ 311.604138] ? rcu_irq_exit+0xce/0x100 [ 311.608340] 1*128kB (U) [ 311.610333] ? irq_exit+0xbd/0x1c0 [ 311.614194] 1*256kB [ 311.616868] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 311.620380] (U) [ 311.622708] ? do_raw_spin_unlock+0xa7/0x2f0 [ 311.627697] 0*512kB [ 311.629677] ? smp_call_function_single_interrupt+0x650/0x650 [ 311.634055] 1*1024kB [ 311.636374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.636390] ? ret_from_intr+0xb/0x1e [ 311.642251] (U) [ 311.644665] ? retint_kernel+0x2d/0x2d [ 311.650173] 1*2048kB (M) [ 311.653984] ? trace_hardirqs_on_caller+0xc0/0x310 [ 311.655935] 3*4096kB [ 311.659815] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 311.662548] (M) [ 311.667484] ? trace_hardirqs_off+0x310/0x310 [ 311.669874] = 15908kB [ 311.674628] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 311.676584] Node 0 [ 311.681081] __alloc_pages_nodemask+0xa80/0xde0 [ 311.683463] DMA32: [ 311.688561] ? should_fail+0x22d/0xd01 [ 311.690779] 4*4kB [ 311.695444] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 311.697664] (M) [ 311.701565] ? ____cache_alloc_node+0x1c7/0x1e0 [ 311.703679] 1*8kB [ 311.708690] ? lock_downgrade+0x900/0x900 [ 311.710639] (U) [ 311.715315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.717444] 2*16kB [ 311.721593] cache_grow_begin+0x91/0x8c0 [ 311.723539] (M) [ 311.729077] ? do_raw_spin_unlock+0xa7/0x2f0 [ 311.731289] 2*32kB [ 311.735370] fallback_alloc+0x203/0x2e0 [ 311.737370] (M) [ 311.741780] ____cache_alloc_node+0x1c7/0x1e0 [ 311.743986] 4*64kB [ 311.747963] kmem_cache_alloc_node+0xe3/0x730 [ 311.749915] (M) [ 311.754411] ? ipv6_get_ifaddr+0x42e/0x620 [ 311.756625] 4*128kB [ 311.761118] __alloc_skb+0x119/0x770 [ 311.763064] (UM) [ 311.767294] ? skb_scrub_packet+0x490/0x490 [ 311.769597] 3*256kB [ 311.773309] ? lock_downgrade+0x900/0x900 [ 311.775350] (M) [ 311.779675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.781975] 4*512kB [ 311.786117] ? refcount_sub_and_test_checked+0x203/0x310 [ 311.788065] (UM) [ 311.793608] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 311.795909] 3*1024kB [ 311.801354] ? addrconf_rs_timer+0x690/0x690 [ 311.803404] (UM) [ 311.808856] ndisc_alloc_skb+0x144/0x340 [ 311.811232] 3*2048kB (M) [ 311.815664] ndisc_send_rs+0x331/0x6e0 [ 311.817698] 3*4096kB [ 311.821759] addrconf_rs_timer+0x314/0x690 [ 311.824491] (M) [ 311.828391] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.830776] = 25208kB [ 311.835015] call_timer_fn+0x272/0x920 [ 311.836963] Node 0 [ 311.841193] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.843574] Normal: [ 311.847467] ? process_timeout+0x40/0x40 [ 311.849681] 853*4kB [ 311.853915] ? trace_hardirqs_off+0xb8/0x310 [ 311.856224] (UMEH) [ 311.860284] ? kasan_check_read+0x11/0x20 [ 311.862591] 371*8kB (UME) [ 311.867013] ? do_raw_spin_unlock+0xa7/0x2f0 [ 311.869223] 193*16kB [ 311.873369] ? trace_hardirqs_on+0x310/0x310 [ 311.876191] (UME) [ 311.880609] ? __run_timers+0x7da/0xc70 [ 311.882988] 70*32kB (UMEH) [ 311.887405] ? lock_downgrade+0x900/0x900 [ 311.889533] 27*64kB [ 311.893526] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 311.896431] (UMH) [ 311.900587] ? trace_hardirqs_on+0xbd/0x310 [ 311.902882] 4*128kB [ 311.907984] ? kasan_check_read+0x11/0x20 [ 311.910108] (UM) [ 311.914435] ? __run_timers+0x7da/0xc70 [ 311.916819] 0*256kB [ 311.920963] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 311.923008] 0*512kB [ 311.926979] ? kasan_check_write+0x14/0x20 [ 311.929283] 0*1024kB [ 311.934736] ? do_raw_spin_lock+0xc1/0x200 [ 311.937035] 0*2048kB [ 311.941270] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 311.943652] 0*4096kB [ 311.947908] __run_timers+0x7e5/0xc70 [ 311.950319] = 13948kB [ 311.955041] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 311.957431] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 311.961246] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 311.963647] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 311.969021] ? timerqueue_add+0x207/0x2b0 [ 311.977837] 660 total pagecache pages [ 311.982861] ? enqueue_hrtimer+0x1a5/0x560 [ 311.991412] 0 pages in swap cache [ 311.995561] ? lock_release+0x970/0x970 [ 311.999334] Swap cache stats: add 0, delete 0, find 0/0 [ 311.999343] Free swap = 0kB [ 312.003582] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 312.007009] Total swap = 0kB [ 312.010984] ? kasan_check_write+0x14/0x20 [ 312.016322] 1965979 pages RAM [ 312.019339] ? pvclock_read_flags+0x160/0x160 [ 312.024499] 0 pages HighMem/MovableOnly [ 312.024508] 342307 pages reserved [ 312.027527] ? lock_downgrade+0x900/0x900 [ 312.031730] 0 pages cma reserved [ 312.034841] ? trace_hardirqs_on+0xbd/0x310 [ 312.039364] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 312.043282] ? kvm_sched_clock_read+0x9/0x20 [ 312.046837] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 312.050857] ? irq_exit+0x17f/0x1c0 [ 312.054202] syz-executor2 cpuset= [ 312.058519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.064985] syz2 [ 312.069399] ? check_preemption_disabled+0x48/0x200 [ 312.079862] mems_allowed=0 [ 312.083484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.107871] run_timer_softirq+0x52/0xb0 [ 312.111955] ? __this_cpu_preempt_check+0x1c/0x1f [ 312.116806] __do_softirq+0x30b/0xad8 [ 312.120615] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 312.125727] ? pvclock_read_flags+0x160/0x160 [ 312.130225] ? lapic_next_event+0x5a/0x90 [ 312.134382] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.139929] ? clockevents_program_event+0x140/0x370 [ 312.145036] ? kvm_clock_read+0x18/0x30 [ 312.149008] ? kvm_sched_clock_read+0x9/0x20 [ 312.153595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.159136] ? check_preemption_disabled+0x48/0x200 [ 312.164157] irq_exit+0x17f/0x1c0 [ 312.167625] smp_apic_timer_interrupt+0x1cb/0x760 [ 312.172476] ? smp_reschedule_interrupt+0x109/0x650 [ 312.177495] ? smp_call_function_single_interrupt+0x650/0x650 [ 312.183375] ? interrupt_entry+0xb5/0xf0 [ 312.187437] ? trace_hardirqs_off_caller+0xbb/0x310 [ 312.192452] ? trace_hardirqs_off_caller+0xbb/0x310 [ 312.197472] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.202313] ? trace_hardirqs_on_caller+0x310/0x310 [ 312.207323] ? trace_hardirqs_on_caller+0x310/0x310 [ 312.212369] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.217910] ? check_preemption_disabled+0x48/0x200 [ 312.222934] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.227783] apic_timer_interrupt+0xf/0x20 [ 312.232011] [ 312.234248] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 312.239445] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 312.258545] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 312.266263] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 312.273535] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 312.280804] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 312.288073] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 312.295341] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 312.302647] ? trace_hardirqs_on+0x9a/0x310 [ 312.306981] ? trace_hardirqs_on+0xb4/0x310 [ 312.311314] retint_kernel+0x1b/0x2d [ 312.315030] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 312.320314] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 312.339220] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 312.346930] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 312.354220] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 312.361495] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 312.368767] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 312.376048] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 312.383355] ? trace_hardirqs_on+0x9a/0x310 [ 312.387712] ? arch_local_irq_restore+0x45/0x52 [ 312.392416] dump_stack+0x26a/0x2b4 [ 312.396081] ? dump_stack_print_info.cold.2+0x52/0x52 [ 312.401280] ? mark_held_locks+0x130/0x130 [ 312.405516] ? mark_held_locks+0x130/0x130 [ 312.409754] dump_header+0x27b/0xf72 [ 312.413467] ? rcu_read_unlock+0x16/0x60 [ 312.417541] ? pagefault_out_of_memory+0x197/0x197 [ 312.422475] ? mark_held_locks+0x130/0x130 [ 312.426756] ? percpu_ref_put_many+0x13e/0x260 [ 312.431353] ? mem_cgroup_charge_statistics+0x780/0x780 [ 312.436730] ? mem_cgroup_iter+0x1f7/0x1160 [ 312.441055] ? mark_held_locks+0x130/0x130 [ 312.445303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.450837] ? task_will_free_mem+0x239/0xb30 [ 312.455342] ? ___ratelimit+0x36f/0x655 [ 312.459325] ? lock_downgrade+0x900/0x900 [ 312.463478] ? trace_hardirqs_on+0xbd/0x310 [ 312.467794] ? kasan_check_read+0x11/0x20 [ 312.471942] ? ___ratelimit+0x36f/0x655 [ 312.475915] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 312.481372] ? trace_hardirqs_on+0x310/0x310 [ 312.485779] ? lock_downgrade+0x900/0x900 [ 312.489929] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 312.495033] ? ___ratelimit+0xaa/0x655 [ 312.498924] ? idr_get_free+0xec0/0xec0 [ 312.502896] ? kasan_check_write+0x14/0x20 [ 312.507154] ? do_raw_spin_lock+0xc1/0x200 [ 312.511399] oom_kill_process.cold.27+0x10/0x903 [ 312.516155] ? _raw_spin_unlock+0x2c/0x50 [ 312.520301] ? oom_badness+0xe6/0xaa0 [ 312.524122] ? oom_evaluate_task+0x540/0x540 [ 312.528548] ? shrink_node+0x16b0/0x16b0 [ 312.532619] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.538162] ? oom_unkillable_task+0x383/0x580 [ 312.542758] ? out_of_memory+0x974/0x1430 [ 312.546912] ? lock_downgrade+0x900/0x900 [ 312.551069] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 312.556966] ? __cpuset_node_allowed+0x19b/0x660 [ 312.561760] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 312.567335] ? oom_evaluate_task+0x302/0x540 [ 312.571759] out_of_memory+0xa84/0x1430 [ 312.575742] ? oom_killer_disable+0x3a0/0x3a0 [ 312.580239] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 312.585177] ? __mutex_add_waiter+0x2a0/0x2a0 [ 312.589690] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 312.594721] ? find_next_bit+0x104/0x130 [ 312.598790] __alloc_pages_slowpath+0x2318/0x2d80 [ 312.603663] ? warn_alloc+0x120/0x120 [ 312.607466] ? __radix_tree_lookup+0x4c0/0x4c0 [ 312.612057] ? mark_held_locks+0x130/0x130 [ 312.616301] ? find_get_entry+0x2f2/0xc40 [ 312.620473] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 312.625402] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.630937] ? should_fail+0x22d/0xd01 [ 312.634827] ? ___might_sleep+0x1ed/0x300 [ 312.638971] ? lock_release+0x970/0x970 [ 312.642947] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 312.648055] ? __might_sleep+0x95/0x190 [ 312.652033] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 312.656873] ? free_one_page+0xcae/0x1700 [ 312.661024] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 312.666048] ? lock_downgrade+0x900/0x900 [ 312.670201] ? ___might_sleep+0x1ed/0x300 [ 312.674351] ? lock_release+0x970/0x970 [ 312.678334] ? arch_local_save_flags+0x40/0x40 [ 312.682924] ? _raw_spin_unlock+0x2c/0x50 [ 312.687068] ? free_one_page+0xcae/0x1700 [ 312.691220] ? __might_sleep+0x95/0x190 [ 312.695195] __alloc_pages_nodemask+0xa80/0xde0 [ 312.699866] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 312.704888] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 312.710693] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 312.715373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.720911] ? __do_page_cache_readahead+0x7ce/0x980 [ 312.726027] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 312.731567] alloc_pages_current+0x10c/0x210 [ 312.735973] ? lock_downgrade+0x900/0x900 [ 312.740122] __page_cache_alloc+0x38f/0x5b0 [ 312.744448] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 312.750251] ? ext4_filemap_fault+0x82/0xad [ 312.754574] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 312.759242] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.764787] ? check_preemption_disabled+0x48/0x200 [ 312.769811] filemap_fault+0x1594/0x25f0 [ 312.773879] ? __lock_page_or_retry+0xa00/0xa00 [ 312.778548] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 312.784352] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 312.789120] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 312.793880] ? filemap_map_pages+0xdea/0x1980 [ 312.798387] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 312.804195] ? kasan_check_read+0x11/0x20 [ 312.808348] ? find_get_pages_range_tag+0x1320/0x1320 [ 312.813542] ? rcu_bh_qs+0xc0/0xc0 [ 312.817081] ? unwind_dump+0x190/0x190 [ 312.820979] ? is_bpf_text_address+0xd3/0x170 [ 312.825496] ? __kernel_text_address+0xd/0x40 [ 312.830002] ? unwind_get_return_address+0x61/0xa0 [ 312.834934] ? __save_stack_trace+0x8d/0xf0 [ 312.839264] ? lock_acquire+0x1ed/0x520 [ 312.843237] ? ext4_filemap_fault+0x7a/0xad [ 312.847574] ? lock_release+0x970/0x970 [ 312.851550] ? arch_local_save_flags+0x40/0x40 [ 312.856126] ? save_stack+0x43/0xd0 [ 312.859747] ? __kasan_slab_free+0x102/0x150 [ 312.864162] ? kasan_slab_free+0xe/0x10 [ 312.868142] ? kfree+0xcf/0x230 [ 312.871426] ? do_syslog+0x1474/0x1690 [ 312.875312] ? kmsg_read+0x8f/0xc0 [ 312.878854] ? proc_reg_read+0x2a3/0x3d0 [ 312.882914] ? __vfs_read+0x117/0x9b0 [ 312.886729] ? down_read+0xb0/0x1d0 [ 312.890361] ? ext4_filemap_fault+0x7a/0xad [ 312.894805] ? __down_interruptible+0x700/0x700 [ 312.899477] ? kasan_check_write+0x14/0x20 [ 312.903718] ? trace_hardirqs_off+0xb8/0x310 [ 312.908176] ext4_filemap_fault+0x82/0xad [ 312.912329] __do_fault+0x100/0x6b0 [ 312.915960] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 312.921427] ? print_bad_pte+0x6c0/0x6c0 [ 312.925502] ? __kasan_slab_free+0x119/0x150 [ 312.929910] ? pmd_val+0x88/0x100 [ 312.933369] ? add_mm_counter_fast+0xd0/0xd0 [ 312.937774] ? pmd_val+0x88/0x100 [ 312.941225] ? add_mm_counter_fast+0xd0/0xd0 [ 312.945667] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 312.951220] __handle_mm_fault+0x3709/0x53e0 [ 312.955638] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 312.960512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.966151] ? unuse_pde+0x40/0x80 [ 312.969696] ? __f_unlock_pos+0x19/0x20 [ 312.973677] ? lock_acquire+0x1ed/0x520 [ 312.977659] ? handle_mm_fault+0x42a/0xc70 [ 312.981896] ? lock_downgrade+0x900/0x900 [ 312.986051] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 312.991855] ? __do_page_fault+0x67d/0xed0 [ 312.996113] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 313.001560] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.007097] ? check_preemption_disabled+0x48/0x200 [ 313.012143] handle_mm_fault+0x54f/0xc70 [ 313.016206] ? __handle_mm_fault+0x53e0/0x53e0 [ 313.020789] ? find_vma+0x34/0x190 [ 313.024378] __do_page_fault+0x67d/0xed0 [ 313.028448] ? mm_fault_error+0x380/0x380 [ 313.032597] ? trace_hardirqs_off+0xb8/0x310 [ 313.037005] ? trace_hardirqs_on+0x310/0x310 [ 313.041425] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 313.046797] ? trace_hardirqs_on+0x310/0x310 [ 313.051222] do_page_fault+0xf2/0x7e0 [ 313.055026] ? vmalloc_sync_all+0x30/0x30 [ 313.059520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.065062] ? error_entry+0x70/0xd0 [ 313.068784] ? trace_hardirqs_off_caller+0xbb/0x310 [ 313.073802] ? trace_hardirqs_on_caller+0xc0/0x310 [ 313.078732] ? syscall_return_slowpath+0x5e0/0x5e0 [ 313.083704] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.088570] ? trace_hardirqs_on_caller+0x310/0x310 [ 313.093599] ? trace_hardirqs_off+0x310/0x310 [ 313.098102] ? prepare_exit_to_usermode+0x291/0x3b0 [ 313.103128] ? page_fault+0x8/0x30 [ 313.106676] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.111522] ? page_fault+0x8/0x30 [ 313.115058] page_fault+0x1e/0x30 [ 313.118510] RIP: 0033:0x7f55b1a571fd [ 313.122312] Code: Bad RIP value. [ 313.125678] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 313.131040] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 313.138303] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 313.145567] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 313.152830] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 313.160131] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 313.167436] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 313.167486] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 313.174636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.181221] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 313.190473] Call Trace: [ 313.200512] rsyslogd cpuset= [ 313.203086] [ 313.203088] / mems_allowed=0 [ 313.206110] dump_stack+0x1c4/0x2b4 [ 313.214859] ? dump_stack_print_info.cold.2+0x52/0x52 [ 313.220055] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 313.225770] warn_alloc.cold.119+0xb7/0x1bd [ 313.230094] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 313.234947] ? lock_downgrade+0x900/0x900 [ 313.239101] ? trace_hardirqs_off+0xb8/0x310 [ 313.243513] ? trace_hardirqs_off+0xb8/0x310 [ 313.247927] __alloc_pages_slowpath+0x2667/0x2d80 [ 313.252788] ? warn_alloc+0x120/0x120 [ 313.256592] ? warn_alloc+0x120/0x120 [ 313.260401] ? warn_alloc+0x120/0x120 [ 313.264206] ? warn_alloc+0x120/0x120 [ 313.268022] ? kvm_sched_clock_read+0x9/0x20 [ 313.272434] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.277972] ? should_fail+0x22d/0xd01 [ 313.281864] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.287617] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.293162] ? should_fail+0x22d/0xd01 [ 313.297049] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.302170] ? should_fail+0x22d/0xd01 [ 313.306059] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.311166] ? mark_held_locks+0x130/0x130 [ 313.315398] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.320502] ? should_fail+0x22d/0xd01 [ 313.324398] ? mark_held_locks+0x130/0x130 [ 313.328634] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.333844] ? mark_held_locks+0x130/0x130 [ 313.338083] ? mark_held_locks+0x130/0x130 [ 313.342318] ? account_entity_enqueue+0x3a3/0x660 [ 313.347174] ? __enqueue_entity+0x10d/0x1f0 [ 313.351507] ? check_preemption_disabled+0x48/0x200 [ 313.356537] __alloc_pages_nodemask+0xa80/0xde0 [ 313.361202] ? should_fail+0x22d/0xd01 [ 313.365120] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 313.370180] ? ____cache_alloc_node+0x1c7/0x1e0 [ 313.374851] ? lock_downgrade+0x900/0x900 [ 313.379008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.384547] cache_grow_begin+0x91/0x8c0 [ 313.388606] ? do_raw_spin_unlock+0xa7/0x2f0 [ 313.393029] fallback_alloc+0x203/0x2e0 [ 313.397007] ____cache_alloc_node+0x1c7/0x1e0 [ 313.401519] kmem_cache_alloc_node+0xe3/0x730 [ 313.406011] ? ipv6_get_ifaddr+0x42e/0x620 [ 313.410280] __alloc_skb+0x119/0x770 [ 313.414034] ? skb_scrub_packet+0x490/0x490 [ 313.418399] ? lock_downgrade+0x900/0x900 [ 313.422588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.428128] ? refcount_sub_and_test_checked+0x203/0x310 [ 313.433582] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 313.439034] ? addrconf_rs_timer+0x690/0x690 [ 313.443450] ndisc_alloc_skb+0x144/0x340 [ 313.447514] ndisc_send_rs+0x331/0x6e0 [ 313.451400] addrconf_rs_timer+0x314/0x690 [ 313.455656] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 313.461196] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.465468] call_timer_fn+0x272/0x920 [ 313.469397] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.473628] ? process_timeout+0x40/0x40 [ 313.477685] ? trace_hardirqs_off+0xb8/0x310 [ 313.482094] ? kasan_check_read+0x11/0x20 [ 313.486237] ? do_raw_spin_unlock+0xa7/0x2f0 [ 313.490641] ? trace_hardirqs_on+0x310/0x310 [ 313.495065] ? __run_timers+0x7da/0xc70 [ 313.499080] ? lock_downgrade+0x900/0x900 [ 313.503238] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 313.508343] ? trace_hardirqs_on+0xbd/0x310 [ 313.512670] ? kasan_check_read+0x11/0x20 [ 313.516816] ? __run_timers+0x7da/0xc70 [ 313.520790] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 313.526238] ? kasan_check_write+0x14/0x20 [ 313.530475] ? do_raw_spin_lock+0xc1/0x200 [ 313.534716] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 313.538950] __run_timers+0x7e5/0xc70 [ 313.542762] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 313.548125] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 313.553166] ? timerqueue_add+0x207/0x2b0 [ 313.557331] ? enqueue_hrtimer+0x1a5/0x560 [ 313.561566] ? lock_release+0x970/0x970 [ 313.565538] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 313.570731] ? kasan_check_write+0x14/0x20 [ 313.574973] ? pvclock_read_flags+0x160/0x160 [ 313.579466] ? lock_downgrade+0x900/0x900 [ 313.583618] ? trace_hardirqs_on+0xbd/0x310 [ 313.587948] ? kvm_sched_clock_read+0x9/0x20 [ 313.592391] ? irq_exit+0x17f/0x1c0 [ 313.596033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.601577] ? check_preemption_disabled+0x48/0x200 [ 313.606590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.612133] run_timer_softirq+0x52/0xb0 [ 313.616197] ? __this_cpu_preempt_check+0x1c/0x1f [ 313.621040] __do_softirq+0x30b/0xad8 [ 313.624849] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 313.629957] ? pvclock_read_flags+0x160/0x160 [ 313.634449] ? lapic_next_event+0x5a/0x90 [ 313.638596] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.644135] ? clockevents_program_event+0x140/0x370 [ 313.649246] ? kvm_clock_read+0x18/0x30 [ 313.653218] ? kvm_sched_clock_read+0x9/0x20 [ 313.657628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.663176] ? check_preemption_disabled+0x48/0x200 [ 313.668276] irq_exit+0x17f/0x1c0 [ 313.671732] smp_apic_timer_interrupt+0x1cb/0x760 [ 313.676580] ? smp_reschedule_interrupt+0x109/0x650 [ 313.681598] ? smp_call_function_single_interrupt+0x650/0x650 [ 313.687485] ? interrupt_entry+0xb5/0xf0 [ 313.691549] ? trace_hardirqs_off_caller+0xbb/0x310 [ 313.696564] ? trace_hardirqs_off_caller+0xbb/0x310 [ 313.701581] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.706419] ? trace_hardirqs_on_caller+0x310/0x310 [ 313.711431] ? trace_hardirqs_on_caller+0x310/0x310 [ 313.716470] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.722008] ? check_preemption_disabled+0x48/0x200 [ 313.727032] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.732572] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.737419] apic_timer_interrupt+0xf/0x20 [ 313.741665] [ 313.743909] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 313.748837] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 313.767741] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 313.775463] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 313.782729] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 313.790000] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 313.797266] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 313.804532] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 313.811820] ? trace_hardirqs_on+0xb4/0x310 [ 313.816165] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.821727] skb_clone+0x1bb/0x500 [ 313.825269] ? finish_task_switch+0x1b5/0x900 [ 313.829791] ? skb_split+0x11e0/0x11e0 [ 313.833688] ? preempt_notifier_register+0x200/0x200 [ 313.838791] ? __switch_to_asm+0x34/0x70 [ 313.842851] ? __switch_to_asm+0x34/0x70 [ 313.846914] ? __switch_to_asm+0x40/0x70 [ 313.850977] ? __switch_to_asm+0x34/0x70 [ 313.855038] ? __switch_to_asm+0x40/0x70 [ 313.859098] ? __switch_to_asm+0x34/0x70 [ 313.863161] ? __switch_to_asm+0x40/0x70 [ 313.867260] ? __switch_to_asm+0x34/0x70 [ 313.871373] ? __switch_to_asm+0x34/0x70 [ 313.875430] ? __switch_to_asm+0x40/0x70 [ 313.879501] ? __switch_to_asm+0x34/0x70 [ 313.883567] bpf_clone_redirect+0xb9/0x490 [ 313.887800] ? __schedule+0x874/0x1ed0 [ 313.891691] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 313.896709] ? __sched_text_start+0x8/0x8 [ 313.900859] ? retint_kernel+0x2d/0x2d [ 313.904752] ? trace_hardirqs_on_caller+0xc0/0x310 [ 313.909686] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 313.914449] ? trace_hardirqs_off+0x310/0x310 [ 313.918946] ? bpf_test_run+0x1fc/0x5a0 [ 313.922929] ? lock_acquire+0x1ed/0x520 [ 313.926900] ? bpf_test_run+0x32e/0x5a0 [ 313.930880] ? lock_release+0x970/0x970 [ 313.934855] ? preempt_schedule+0x4d/0x60 [ 313.939009] ? preempt_schedule_common+0x1f/0xd0 [ 313.943768] ? preempt_schedule+0x4d/0x60 [ 313.947915] ? ___preempt_schedule+0x16/0x18 [ 313.952613] ? bpf_test_run+0x1c0/0x5a0 [ 313.956597] ? netlink_diag_dump+0x2a0/0x2a0 [ 313.961009] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 313.966555] ? bpf_test_init.isra.9+0x70/0x100 [ 313.971160] ? bpf_prog_test_run_skb+0x634/0xb40 [ 313.975922] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 313.980764] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 313.986303] ? fput+0x130/0x1a0 [ 313.989588] ? __bpf_prog_get+0x9b/0x290 [ 313.993660] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 313.998515] ? bpf_prog_test_run+0x130/0x1a0 [ 314.002926] ? __x64_sys_bpf+0x3d8/0x510 [ 314.006991] ? bpf_prog_get+0x20/0x20 [ 314.010808] ? do_syscall_64+0x1b9/0x820 [ 314.014886] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 314.020272] ? syscall_return_slowpath+0x5e0/0x5e0 [ 314.025230] ? trace_hardirqs_on_caller+0x310/0x310 [ 314.030262] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 314.035314] ? recalc_sigpending_tsk+0x180/0x180 [ 314.040070] ? kasan_check_write+0x14/0x20 [ 314.044314] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.049174] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 314.054549] warn_alloc_show_mem: 1 callbacks suppressed [ 314.054562] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 314.054564] Mem-Info: [ 314.054595] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 314.054595] active_file:15 inactive_file:16 isolated_file:0 [ 314.054595] unevictable:0 dirty:0 writeback:0 unstable:0 [ 314.054595] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 314.054595] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 314.054595] free:13758 free_pcp:319 free_cma:0 [ 314.059939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 314.066700] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 314.069099] Call Trace: [ 314.101971] Node 0 [ 314.111324] [ 314.139020] 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 [ 314.141596] dump_stack+0x1c4/0x2b4 [ 314.143805] lowmem_reserve[]: [ 314.145955] ? dump_stack_print_info.cold.2+0x52/0x52 [ 314.171463] 0 [ 314.175106] warn_alloc.cold.119+0xb7/0x1bd [ 314.178186] 2819 [ 314.183641] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 314.185411] 6323 6323 [ 314.189747] ? lock_downgrade+0x900/0x900 [ 314.191782] Node 0 [ 314.196628] ? trace_hardirqs_off+0xb8/0x310 [ 314.199122] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 314.203266] ? trace_hardirqs_off+0xb8/0x310 [ 314.205475] lowmem_reserve[]: [ 314.209887] __alloc_pages_slowpath+0x2667/0x2d80 [ 314.236584] 0 [ 314.241012] ? warn_alloc+0x120/0x120 [ 314.244074] 0 [ 314.248917] ? trace_hardirqs_on+0x310/0x310 [ 314.250687] 3503 3503 [ 314.254491] ? warn_alloc+0x120/0x120 [ 314.260696] ? warn_alloc+0x120/0x120 [ 314.263174] Node 0 [ 314.266967] ? ktime_get+0x2e1/0x440 [ 314.270768] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 314.272979] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.276659] lowmem_reserve[]: 0 [ 314.305133] ? check_preemption_disabled+0x48/0x200 [ 314.310646] 0 [ 314.313928] ? kasan_check_read+0x11/0x20 [ 314.318919] 0 [ 314.320727] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.324848] 0 [ 314.326644] ? should_fail+0x22d/0xd01 [ 314.333954] ? rcu_bh_qs+0xc0/0xc0 [ 314.337813] Node 0 DMA: [ 314.341347] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.341375] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.344019] 1*4kB [ 314.349118] ? should_fail+0x22d/0xd01 [ 314.354635] (U) [ 314.356797] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.360652] 0*8kB [ 314.362625] ? should_fail+0x22d/0xd01 [ 314.367967] 0*16kB [ 314.370114] ? rcu_idle_enter+0x4b0/0x4b0 [ 314.373978] 1*32kB [ 314.376211] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.380336] (U) [ 314.382573] ? mark_held_locks+0x130/0x130 [ 314.387651] 2*64kB [ 314.389627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.393833] (U) [ 314.396063] ? mark_held_locks+0x130/0x130 [ 314.401575] 1*128kB [ 314.403549] ? rcu_irq_exit+0xce/0x100 [ 314.407760] (U) [ 314.410089] ? irq_exit+0xbd/0x1c0 [ 314.413971] 1*256kB [ 314.415943] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 314.419459] (U) [ 314.421781] ? do_raw_spin_unlock+0xa7/0x2f0 [ 314.426770] 0*512kB [ 314.428747] ? smp_call_function_single_interrupt+0x650/0x650 [ 314.433128] 1*1024kB [ 314.435445] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.441323] (U) [ 314.443739] ? ret_from_intr+0xb/0x1e [ 314.449251] 1*2048kB [ 314.451225] ? retint_kernel+0x2d/0x2d [ 314.455001] (M) [ 314.457415] ? trace_hardirqs_on_caller+0xc0/0x310 [ 314.461279] 3*4096kB [ 314.463258] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 314.468164] (M) [ 314.470598] ? trace_hardirqs_off+0x310/0x310 [ 314.475331] = 15908kB [ 314.477311] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 314.481781] Node 0 [ 314.484218] __alloc_pages_nodemask+0xa80/0xde0 [ 314.489284] DMA32: 4*4kB [ 314.491537] ? should_fail+0x22d/0xd01 [ 314.496193] (M) [ 314.498965] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 314.502836] 1*8kB [ 314.504828] ? ____cache_alloc_node+0x1c7/0x1e0 [ 314.509801] (U) [ 314.511951] ? lock_downgrade+0x900/0x900 [ 314.516593] 2*16kB [ 314.518573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.522691] (M) [ 314.524929] cache_grow_begin+0x91/0x8c0 [ 314.530447] 2*32kB [ 314.532426] ? do_raw_spin_unlock+0xa7/0x2f0 [ 314.536455] (M) [ 314.538702] fallback_alloc+0x203/0x2e0 [ 314.543081] 4*64kB [ 314.545065] ____cache_alloc_node+0x1c7/0x1e0 [ 314.549009] (M) [ 314.551250] kmem_cache_alloc_node+0xe3/0x730 [ 314.555715] 4*128kB [ 314.557700] ? ipv6_get_ifaddr+0x42e/0x620 [ 314.562172] (UM) [ 314.564507] __alloc_skb+0x119/0x770 [ 314.568711] 3*256kB [ 314.570775] ? skb_scrub_packet+0x490/0x490 [ 314.574458] (M) [ 314.576794] ? lock_downgrade+0x900/0x900 [ 314.581090] 4*512kB [ 314.583068] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.587188] (UM) [ 314.589514] ? refcount_sub_and_test_checked+0x203/0x310 [ 314.595017] 3*1024kB (UM) [ 314.597089] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 314.602514] 3*2048kB [ 314.605355] ? addrconf_rs_timer+0x690/0x690 [ 314.610789] (M) 3*4096kB [ 314.613217] ndisc_alloc_skb+0x144/0x340 [ 314.617593] (M) [ 314.620349] ndisc_send_rs+0x331/0x6e0 [ 314.624396] = 25208kB [ 314.626376] addrconf_rs_timer+0x314/0x690 [ 314.630249] Node 0 [ 314.632674] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.636868] Normal: 853*4kB [ 314.639119] call_timer_fn+0x272/0x920 [ 314.643321] (UMEH) [ 314.646337] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.650202] 371*8kB [ 314.652431] ? process_timeout+0x40/0x40 [ 314.656637] (UME) [ 314.658962] ? trace_hardirqs_off+0xb8/0x310 [ 314.662996] 193*16kB [ 314.665140] ? kasan_check_read+0x11/0x20 [ 314.669549] (UME) [ 314.671963] ? do_raw_spin_unlock+0xa7/0x2f0 [ 314.676087] 70*32kB [ 314.678235] ? trace_hardirqs_on+0x310/0x310 [ 314.682616] (UMEH) [ 314.685198] ? __run_timers+0x7da/0xc70 [ 314.689580] 27*64kB (UMH) [ 314.691827] ? lock_downgrade+0x900/0x900 [ 314.695777] 4*128kB [ 314.698617] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 314.702735] (UM) [ 314.705059] ? trace_hardirqs_on+0xbd/0x310 [ 314.710141] 0*256kB [ 314.712202] ? kasan_check_read+0x11/0x20 [ 314.716511] 0*512kB [ 314.718845] ? __run_timers+0x7da/0xc70 [ 314.722979] 0*1024kB [ 314.725300] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 314.729244] 0*2048kB [ 314.731652] ? kasan_check_write+0x14/0x20 [ 314.737090] 0*4096kB [ 314.739511] ? do_raw_spin_lock+0xc1/0x200 [ 314.743719] = 13948kB [ 314.746126] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 314.750343] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 314.752754] __run_timers+0x7e5/0xc70 [ 314.756966] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 314.765822] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 314.769592] 660 total pagecache pages [ 314.778256] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 314.783592] 0 pages in swap cache [ 314.787393] ? timerqueue_add+0x207/0x2b0 [ 314.792390] Swap cache stats: add 0, delete 0, find 0/0 [ 314.795844] ? enqueue_hrtimer+0x1a5/0x560 [ 314.799970] Free swap = 0kB [ 314.805329] ? lock_release+0x970/0x970 [ 314.805348] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 314.809587] Total swap = 0kB [ 314.809597] 1965979 pages RAM [ 314.812629] ? kasan_check_write+0x14/0x20 [ 314.816579] 0 pages HighMem/MovableOnly [ 314.821782] ? pvclock_read_flags+0x160/0x160 [ 314.824785] 342307 pages reserved [ 314.827895] ? lock_downgrade+0x900/0x900 [ 314.832100] 0 pages cma reserved [ 314.836083] ? trace_hardirqs_on+0xbd/0x310 [ 314.840597] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 314.844017] ? kvm_sched_clock_read+0x9/0x20 [ 314.848220] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 314.851507] ? irq_exit+0x17f/0x1c0 [ 314.855803] syz-executor2 cpuset= [ 314.862294] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.866677] syz2 [ 314.877186] ? check_preemption_disabled+0x48/0x200 [ 314.880790] mems_allowed=0 [ 314.884244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.905171] run_timer_softirq+0x52/0xb0 [ 314.909239] ? __this_cpu_preempt_check+0x1c/0x1f [ 314.914085] __do_softirq+0x30b/0xad8 [ 314.917899] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 314.923012] ? pvclock_read_flags+0x160/0x160 [ 314.927515] ? lapic_next_event+0x5a/0x90 [ 314.931675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.937219] ? clockevents_program_event+0x140/0x370 [ 314.942328] ? kvm_clock_read+0x18/0x30 [ 314.946306] ? kvm_sched_clock_read+0x9/0x20 [ 314.950714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.956257] ? check_preemption_disabled+0x48/0x200 [ 314.961280] irq_exit+0x17f/0x1c0 [ 314.964740] smp_apic_timer_interrupt+0x1cb/0x760 [ 314.969582] ? smp_reschedule_interrupt+0x109/0x650 [ 314.974597] ? smp_call_function_single_interrupt+0x650/0x650 [ 314.980482] ? interrupt_entry+0xb5/0xf0 [ 314.984544] ? trace_hardirqs_off_caller+0xbb/0x310 [ 314.989557] ? trace_hardirqs_off_caller+0xbb/0x310 [ 314.994573] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.999417] ? trace_hardirqs_on_caller+0x310/0x310 [ 315.004429] ? trace_hardirqs_on_caller+0x310/0x310 [ 315.009444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.014981] ? check_preemption_disabled+0x48/0x200 [ 315.020006] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.024852] apic_timer_interrupt+0xf/0x20 [ 315.029077] [ 315.031319] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 315.036517] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 315.055422] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 315.063387] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 315.070830] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 315.078098] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 315.085361] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 315.092628] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 315.099923] ? trace_hardirqs_on+0x9a/0x310 [ 315.104242] ? trace_hardirqs_on+0xb4/0x310 [ 315.108572] retint_kernel+0x1b/0x2d [ 315.112286] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 315.117564] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 315.136469] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 315.144186] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 315.151454] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 315.158745] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 315.166192] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 315.173461] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 315.180757] ? trace_hardirqs_on+0x9a/0x310 [ 315.185087] ? arch_local_irq_restore+0x45/0x52 [ 315.189773] dump_stack+0x26a/0x2b4 [ 315.193418] ? dump_stack_print_info.cold.2+0x52/0x52 [ 315.198637] ? mark_held_locks+0x130/0x130 [ 315.202877] ? mark_held_locks+0x130/0x130 [ 315.207113] dump_header+0x27b/0xf72 [ 315.210838] ? rcu_read_unlock+0x16/0x60 [ 315.214909] ? pagefault_out_of_memory+0x197/0x197 [ 315.219842] ? mark_held_locks+0x130/0x130 [ 315.224078] ? percpu_ref_put_many+0x13e/0x260 [ 315.228672] ? mem_cgroup_charge_statistics+0x780/0x780 [ 315.234052] ? mem_cgroup_iter+0x1f7/0x1160 [ 315.238377] ? mark_held_locks+0x130/0x130 [ 315.242622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.248165] ? task_will_free_mem+0x239/0xb30 [ 315.252679] ? ___ratelimit+0x36f/0x655 [ 315.256662] ? lock_downgrade+0x900/0x900 [ 315.260817] ? trace_hardirqs_on+0xbd/0x310 [ 315.265135] ? kasan_check_read+0x11/0x20 [ 315.269287] ? ___ratelimit+0x36f/0x655 [ 315.273267] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 315.278726] ? trace_hardirqs_on+0x310/0x310 [ 315.283165] ? lock_downgrade+0x900/0x900 [ 315.287356] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 315.292475] ? ___ratelimit+0xaa/0x655 [ 315.296366] ? idr_get_free+0xec0/0xec0 [ 315.300341] ? kasan_check_write+0x14/0x20 [ 315.304606] ? do_raw_spin_lock+0xc1/0x200 [ 315.308851] oom_kill_process.cold.27+0x10/0x903 [ 315.313615] ? _raw_spin_unlock+0x2c/0x50 [ 315.317765] ? oom_badness+0xe6/0xaa0 [ 315.321567] ? oom_evaluate_task+0x540/0x540 [ 315.325998] ? shrink_node+0x16b0/0x16b0 [ 315.330066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.335598] ? oom_unkillable_task+0x383/0x580 [ 315.340179] ? out_of_memory+0x974/0x1430 [ 315.344335] ? lock_downgrade+0x900/0x900 [ 315.348488] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 315.354287] ? __cpuset_node_allowed+0x19b/0x660 [ 315.359045] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 315.364583] ? oom_evaluate_task+0x302/0x540 [ 315.369081] out_of_memory+0xa84/0x1430 [ 315.373068] ? oom_killer_disable+0x3a0/0x3a0 [ 315.377562] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 315.382497] ? __mutex_add_waiter+0x2a0/0x2a0 [ 315.387002] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 315.392019] ? find_next_bit+0x104/0x130 [ 315.396088] __alloc_pages_slowpath+0x2318/0x2d80 [ 315.400958] ? warn_alloc+0x120/0x120 [ 315.404762] ? __radix_tree_lookup+0x4c0/0x4c0 [ 315.409347] ? mark_held_locks+0x130/0x130 [ 315.413594] ? find_get_entry+0x2f2/0xc40 [ 315.417759] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 315.422700] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.428251] ? should_fail+0x22d/0xd01 [ 315.432144] ? ___might_sleep+0x1ed/0x300 [ 315.436293] ? lock_release+0x970/0x970 [ 315.440270] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 315.445385] ? __might_sleep+0x95/0x190 [ 315.449369] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 315.454214] ? free_one_page+0xcae/0x1700 [ 315.458370] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 315.463400] ? lock_downgrade+0x900/0x900 [ 315.467578] ? ___might_sleep+0x1ed/0x300 [ 315.471725] ? lock_release+0x970/0x970 [ 315.475705] ? arch_local_save_flags+0x40/0x40 [ 315.480288] ? _raw_spin_unlock+0x2c/0x50 [ 315.484451] ? free_one_page+0xcae/0x1700 [ 315.488603] ? __might_sleep+0x95/0x190 [ 315.492580] __alloc_pages_nodemask+0xa80/0xde0 [ 315.497252] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 315.502296] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 315.508105] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 315.512785] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.518322] ? __do_page_cache_readahead+0x7ce/0x980 [ 315.523431] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 315.528970] alloc_pages_current+0x10c/0x210 [ 315.533379] ? lock_downgrade+0x900/0x900 [ 315.537532] __page_cache_alloc+0x38f/0x5b0 [ 315.541857] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 315.547662] ? ext4_filemap_fault+0x82/0xad [ 315.551986] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 315.556664] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.562210] ? check_preemption_disabled+0x48/0x200 [ 315.567238] filemap_fault+0x1594/0x25f0 [ 315.571310] ? __lock_page_or_retry+0xa00/0xa00 [ 315.575984] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 315.581792] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 315.586556] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 315.591327] ? filemap_map_pages+0xdea/0x1980 [ 315.595938] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 315.601740] ? kasan_check_read+0x11/0x20 [ 315.605891] ? find_get_pages_range_tag+0x1320/0x1320 [ 315.611082] ? rcu_bh_qs+0xc0/0xc0 [ 315.614623] ? unwind_dump+0x190/0x190 [ 315.618516] ? is_bpf_text_address+0xd3/0x170 [ 315.623016] ? __kernel_text_address+0xd/0x40 [ 315.627514] ? unwind_get_return_address+0x61/0xa0 [ 315.632447] ? __save_stack_trace+0x8d/0xf0 [ 315.636772] ? lock_acquire+0x1ed/0x520 [ 315.640748] ? ext4_filemap_fault+0x7a/0xad [ 315.645079] ? lock_release+0x970/0x970 [ 315.649054] ? arch_local_save_flags+0x40/0x40 [ 315.653630] ? save_stack+0x43/0xd0 [ 315.657258] ? __kasan_slab_free+0x102/0x150 [ 315.661664] ? kasan_slab_free+0xe/0x10 [ 315.665638] ? kfree+0xcf/0x230 [ 315.668921] ? do_syslog+0x1474/0x1690 [ 315.672803] ? kmsg_read+0x8f/0xc0 [ 315.676339] ? proc_reg_read+0x2a3/0x3d0 [ 315.680407] ? __vfs_read+0x117/0x9b0 [ 315.684217] ? down_read+0xb0/0x1d0 [ 315.687840] ? ext4_filemap_fault+0x7a/0xad [ 315.692169] ? __down_interruptible+0x700/0x700 [ 315.696835] ? kasan_check_write+0x14/0x20 [ 315.701068] ? trace_hardirqs_off+0xb8/0x310 [ 315.705482] ext4_filemap_fault+0x82/0xad [ 315.709632] __do_fault+0x100/0x6b0 [ 315.713262] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 315.718712] ? print_bad_pte+0x6c0/0x6c0 [ 315.722770] ? __kasan_slab_free+0x119/0x150 [ 315.727179] ? pmd_val+0x88/0x100 [ 315.730631] ? add_mm_counter_fast+0xd0/0xd0 [ 315.735041] ? pmd_val+0x88/0x100 [ 315.738491] ? add_mm_counter_fast+0xd0/0xd0 [ 315.742903] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.748444] __handle_mm_fault+0x3709/0x53e0 [ 315.752875] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 315.757730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.763266] ? unuse_pde+0x40/0x80 [ 315.766806] ? __f_unlock_pos+0x19/0x20 [ 315.770792] ? lock_acquire+0x1ed/0x520 [ 315.774771] ? handle_mm_fault+0x42a/0xc70 [ 315.779009] ? lock_downgrade+0x900/0x900 [ 315.783162] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 315.788960] ? __do_page_fault+0x67d/0xed0 [ 315.793204] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 315.798662] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 315.804202] ? check_preemption_disabled+0x48/0x200 [ 315.809222] handle_mm_fault+0x54f/0xc70 [ 315.813287] ? __handle_mm_fault+0x53e0/0x53e0 [ 315.817869] ? find_vma+0x34/0x190 [ 315.821411] __do_page_fault+0x67d/0xed0 [ 315.825477] ? mm_fault_error+0x380/0x380 [ 315.829620] ? trace_hardirqs_off+0xb8/0x310 [ 315.834026] ? trace_hardirqs_on+0x310/0x310 [ 315.838438] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 315.843799] ? trace_hardirqs_on+0x310/0x310 [ 315.848209] do_page_fault+0xf2/0x7e0 [ 315.852010] ? vmalloc_sync_all+0x30/0x30 [ 315.856162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.861723] ? error_entry+0x70/0xd0 [ 315.865452] ? trace_hardirqs_off_caller+0xbb/0x310 [ 315.870469] ? trace_hardirqs_on_caller+0xc0/0x310 [ 315.875399] ? syscall_return_slowpath+0x5e0/0x5e0 [ 315.880346] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.885190] ? trace_hardirqs_on_caller+0x310/0x310 [ 315.890202] ? trace_hardirqs_off+0x310/0x310 [ 315.894705] ? prepare_exit_to_usermode+0x291/0x3b0 [ 315.899725] ? page_fault+0x8/0x30 [ 315.903268] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.908112] ? page_fault+0x8/0x30 [ 315.911659] page_fault+0x1e/0x30 [ 315.915110] RIP: 0033:0x7f55b1a571fd [ 315.918833] Code: Bad RIP value. [ 315.922204] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 315.927568] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 315.934843] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 315.942144] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 315.949515] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 315.957289] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 315.964598] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61 [ 315.964645] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 315.971804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.971810] Call Trace: [ 315.971816] [ 315.971841] dump_stack+0x1c4/0x2b4 [ 315.971858] ? dump_stack_print_info.cold.2+0x52/0x52 [ 315.971879] warn_alloc.cold.119+0xb7/0x1bd [ 315.978469] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 315.987733] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 315.990304] rsyslogd cpuset= [ 315.992461] ? lock_downgrade+0x900/0x900 [ 315.996058] / [ 316.001256] ? trace_hardirqs_off+0xb8/0x310 [ 316.005551] mems_allowed=0 [ 316.015605] ? trace_hardirqs_off+0xb8/0x310 [ 316.040996] __alloc_pages_slowpath+0x2667/0x2d80 [ 316.045876] ? warn_alloc+0x120/0x120 [ 316.049682] ? trace_hardirqs_on+0x310/0x310 [ 316.054092] ? warn_alloc+0x120/0x120 [ 316.057909] ? warn_alloc+0x120/0x120 [ 316.061710] ? ktime_get+0x2e1/0x440 [ 316.065428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.070970] ? check_preemption_disabled+0x48/0x200 [ 316.076001] ? kasan_check_read+0x11/0x20 [ 316.080258] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.085798] ? should_fail+0x22d/0xd01 [ 316.089686] ? rcu_bh_qs+0xc0/0xc0 [ 316.093229] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.098341] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.103881] ? should_fail+0x22d/0xd01 [ 316.107776] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.113142] ? should_fail+0x22d/0xd01 [ 316.117043] ? rcu_idle_enter+0x4b0/0x4b0 [ 316.121209] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.126317] ? mark_held_locks+0x130/0x130 [ 316.130554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.136107] ? mark_held_locks+0x130/0x130 [ 316.140353] ? rcu_irq_exit+0xce/0x100 [ 316.144273] ? irq_exit+0xbd/0x1c0 [ 316.147820] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 316.152931] ? do_raw_spin_unlock+0xa7/0x2f0 [ 316.157354] ? smp_call_function_single_interrupt+0x650/0x650 [ 316.163240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.168780] ? ret_from_intr+0xb/0x1e [ 316.172591] ? retint_kernel+0x2d/0x2d [ 316.176485] ? trace_hardirqs_on_caller+0xc0/0x310 [ 316.181422] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 316.186188] ? trace_hardirqs_off+0x310/0x310 [ 316.190692] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 316.195812] __alloc_pages_nodemask+0xa80/0xde0 [ 316.200495] ? should_fail+0x22d/0xd01 [ 316.204387] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 316.209424] ? ____cache_alloc_node+0x1c7/0x1e0 [ 316.214107] ? lock_downgrade+0x900/0x900 [ 316.218269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.223820] cache_grow_begin+0x91/0x8c0 [ 316.227888] ? do_raw_spin_unlock+0xa7/0x2f0 [ 316.232316] fallback_alloc+0x203/0x2e0 [ 316.236312] ____cache_alloc_node+0x1c7/0x1e0 [ 316.240831] kmem_cache_alloc_node+0xe3/0x730 [ 316.245431] ? ipv6_get_ifaddr+0x42e/0x620 [ 316.249682] __alloc_skb+0x119/0x770 [ 316.253402] ? skb_scrub_packet+0x490/0x490 [ 316.257727] ? lock_downgrade+0x900/0x900 [ 316.261876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.267414] ? refcount_sub_and_test_checked+0x203/0x310 [ 316.272951] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 316.278408] ? addrconf_rs_timer+0x690/0x690 [ 316.282830] ndisc_alloc_skb+0x144/0x340 [ 316.286894] ndisc_send_rs+0x331/0x6e0 [ 316.290799] addrconf_rs_timer+0x314/0x690 [ 316.295044] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 316.300588] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.304834] call_timer_fn+0x272/0x920 [ 316.308721] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.312958] ? process_timeout+0x40/0x40 [ 316.317021] ? trace_hardirqs_off+0xb8/0x310 [ 316.321429] ? kasan_check_read+0x11/0x20 [ 316.325578] ? do_raw_spin_unlock+0xa7/0x2f0 [ 316.329985] ? trace_hardirqs_on+0x310/0x310 [ 316.334399] ? __run_timers+0x7da/0xc70 [ 316.338374] ? lock_downgrade+0x900/0x900 [ 316.342526] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 316.347629] ? trace_hardirqs_on+0xbd/0x310 [ 316.351949] ? kasan_check_read+0x11/0x20 [ 316.356102] ? __run_timers+0x7da/0xc70 [ 316.360075] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 316.365525] ? kasan_check_write+0x14/0x20 [ 316.369759] ? do_raw_spin_lock+0xc1/0x200 [ 316.373999] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 316.378258] __run_timers+0x7e5/0xc70 [ 316.382080] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 316.387450] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 316.392469] ? timerqueue_add+0x207/0x2b0 [ 316.396619] ? enqueue_hrtimer+0x1a5/0x560 [ 316.400852] ? lock_release+0x970/0x970 [ 316.404831] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 316.410029] ? kasan_check_write+0x14/0x20 [ 316.414288] ? pvclock_read_flags+0x160/0x160 [ 316.418780] ? lock_downgrade+0x900/0x900 [ 316.422933] ? trace_hardirqs_on+0xbd/0x310 [ 316.427252] ? kvm_sched_clock_read+0x9/0x20 [ 316.431682] ? irq_exit+0x17f/0x1c0 [ 316.435314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.440856] ? check_preemption_disabled+0x48/0x200 [ 316.445870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.451414] run_timer_softirq+0x52/0xb0 [ 316.455475] ? __this_cpu_preempt_check+0x1c/0x1f [ 316.460319] __do_softirq+0x30b/0xad8 [ 316.464135] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 316.469252] ? pvclock_read_flags+0x160/0x160 [ 316.473748] ? lapic_next_event+0x5a/0x90 [ 316.477901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.483437] ? clockevents_program_event+0x140/0x370 [ 316.488544] ? kvm_clock_read+0x18/0x30 [ 316.492520] ? kvm_sched_clock_read+0x9/0x20 [ 316.496940] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.502482] ? check_preemption_disabled+0x48/0x200 [ 316.507512] irq_exit+0x17f/0x1c0 [ 316.510967] smp_apic_timer_interrupt+0x1cb/0x760 [ 316.515806] ? smp_reschedule_interrupt+0x109/0x650 [ 316.520822] ? smp_call_function_single_interrupt+0x650/0x650 [ 316.526703] ? interrupt_entry+0xb5/0xf0 [ 316.530766] ? trace_hardirqs_off_caller+0xbb/0x310 [ 316.535777] ? trace_hardirqs_off_caller+0xbb/0x310 [ 316.540818] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 316.545658] ? trace_hardirqs_on_caller+0x310/0x310 [ 316.550674] ? trace_hardirqs_on_caller+0x310/0x310 [ 316.555722] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.561270] ? check_preemption_disabled+0x48/0x200 [ 316.566285] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.571824] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 316.576669] apic_timer_interrupt+0xf/0x20 [ 316.580898] [ 316.583139] RIP: 0010:kmem_cache_alloc+0x297/0x730 [ 316.588072] Code: 7e 0f 85 cf fe ff ff e8 36 c1 3e ff e9 c5 fe ff ff e8 8d 04 c3 ff 48 83 3d 6d 35 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 9e [ 316.606971] RSP: 0000:ffff88019446f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 316.614677] RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90006286000 [ 316.621943] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: 0000000000000286 [ 316.629245] RBP: ffff88019446f7b0 R08: ffff8801b9ace240 R09: fffffbfff12720b0 [ 316.636507] R10: ffff88019446e390 R11: ffffffff89390583 R12: 0000000000000000 [ 316.643772] R13: ffff8801d9bf4800 R14: ffff8801d9bf4800 R15: 0000000000480020 [ 316.651064] ? trace_hardirqs_on+0xb4/0x310 [ 316.655399] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 316.660945] skb_clone+0x1bb/0x500 [ 316.664492] ? finish_task_switch+0x1b5/0x900 [ 316.669013] ? skb_split+0x11e0/0x11e0 [ 316.672903] ? preempt_notifier_register+0x200/0x200 [ 316.678006] ? __switch_to_asm+0x34/0x70 [ 316.682073] ? __switch_to_asm+0x34/0x70 [ 316.686134] ? __switch_to_asm+0x40/0x70 [ 316.690193] ? __switch_to_asm+0x34/0x70 [ 316.694249] ? __switch_to_asm+0x40/0x70 [ 316.698307] ? __switch_to_asm+0x34/0x70 [ 316.702367] ? __switch_to_asm+0x40/0x70 [ 316.706426] ? __switch_to_asm+0x34/0x70 [ 316.710498] ? __switch_to_asm+0x34/0x70 [ 316.714566] ? __switch_to_asm+0x40/0x70 [ 316.718637] ? __switch_to_asm+0x34/0x70 [ 316.722722] bpf_clone_redirect+0xb9/0x490 [ 316.726967] ? __schedule+0x874/0x1ed0 [ 316.730860] bpf_prog_bebbfe2050753572+0x3bd/0x1000 [ 316.735886] ? __sched_text_start+0x8/0x8 [ 316.740039] ? retint_kernel+0x2d/0x2d [ 316.743942] ? trace_hardirqs_on_caller+0xc0/0x310 [ 316.748878] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 316.753641] ? trace_hardirqs_off+0x310/0x310 [ 316.758140] ? bpf_test_run+0x1fc/0x5a0 [ 316.762122] ? lock_acquire+0x1ed/0x520 [ 316.766105] ? bpf_test_run+0x32e/0x5a0 [ 316.770087] ? lock_release+0x970/0x970 [ 316.774060] ? preempt_schedule+0x4d/0x60 [ 316.778209] ? preempt_schedule_common+0x1f/0xd0 [ 316.782965] ? preempt_schedule+0x4d/0x60 [ 316.787114] ? ___preempt_schedule+0x16/0x18 [ 316.791529] ? bpf_test_run+0x1c0/0x5a0 [ 316.795508] ? netlink_diag_dump+0x2a0/0x2a0 [ 316.799922] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 316.805458] ? bpf_test_init.isra.9+0x70/0x100 [ 316.810040] ? bpf_prog_test_run_skb+0x634/0xb40 [ 316.814799] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 316.819642] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 316.825186] ? fput+0x130/0x1a0 [ 316.828465] ? __bpf_prog_get+0x9b/0x290 [ 316.832530] ? bpf_test_finish.isra.8+0x1f0/0x1f0 [ 316.837375] ? bpf_prog_test_run+0x130/0x1a0 [ 316.841786] ? __x64_sys_bpf+0x3d8/0x510 [ 316.845849] ? bpf_prog_get+0x20/0x20 [ 316.849673] ? do_syscall_64+0x1b9/0x820 [ 316.853743] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 316.859121] ? syscall_return_slowpath+0x5e0/0x5e0 [ 316.864058] ? trace_hardirqs_on_caller+0x310/0x310 [ 316.869080] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 316.874100] ? recalc_sigpending_tsk+0x180/0x180 [ 316.878865] ? kasan_check_write+0x14/0x20 [ 316.883114] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 316.887968] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 316.893348] warn_alloc_show_mem: 1 callbacks suppressed [ 316.893361] CPU: 0 PID: 5726 Comm: rsyslogd Not tainted 4.19.0-rc5+ #61 [ 316.893363] Mem-Info: [ 316.893401] active_anon:43932 inactive_anon:622 isolated_anon:0 [ 316.893401] active_file:15 inactive_file:16 isolated_file:0 [ 316.893401] unevictable:0 dirty:0 writeback:0 unstable:0 [ 316.893401] slab_reclaimable:9089 slab_unreclaimable:1478069 [ 316.893401] mapped:32787 shmem:629 pagetables:583 bounce:0 [ 316.893401] free:13758 free_pcp:319 free_cma:0 [ 316.893430] Node 0 active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:2516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 161792kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 316.898776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 316.898786] Call Trace: [ 316.905527] Node 0 [ 316.907955] [ 316.940873] 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 [ 316.968543] dump_stack+0x1c4/0x2b4 [ 316.977882] lowmem_reserve[]: [ 316.980479] ? dump_stack_print_info.cold.2+0x52/0x52 [ 316.982684] 0 [ 316.984845] warn_alloc.cold.119+0xb7/0x1bd [ 317.010345] 2819 [ 317.013991] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 317.017082] 6323 [ 317.022281] ? lock_downgrade+0x900/0x900 [ 317.024052] 6323 [ 317.028392] ? trace_hardirqs_off+0xb8/0x310 [ 317.030420] Node 0 [ 317.035283] ? trace_hardirqs_off+0xb8/0x310 [ 317.037349] DMA32 free:25208kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 317.041475] __alloc_pages_slowpath+0x2667/0x2d80 [ 317.043509] lowmem_reserve[]: [ 317.047929] ? warn_alloc+0x120/0x120 [ 317.050132] 0 [ 317.054540] ? trace_hardirqs_on+0x310/0x310 [ 317.081703] 0 3503 [ 317.086574] ? warn_alloc+0x120/0x120 [ 317.089649] 3503 [ 317.093451] ? warn_alloc+0x120/0x120 [ 317.099637] ? ktime_get+0x2e1/0x440 [ 317.102256] Node 0 [ 317.106056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.108123] Normal free:13916kB min:37352kB low:46688kB high:56024kB active_anon:175728kB inactive_anon:2488kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5216kB pagetables:2332kB bounce:0kB free_pcp:1028kB local_pcp:392kB free_cma:0kB [ 317.111894] ? check_preemption_disabled+0x48/0x200 [ 317.115571] lowmem_reserve[]: 0 [ 317.117810] ? kasan_check_read+0x11/0x20 [ 317.123322] 0 [ 317.151787] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.156779] 0 [ 317.160060] ? should_fail+0x22d/0xd01 [ 317.164185] 0 [ 317.165989] ? rcu_bh_qs+0xc0/0xc0 [ 317.173304] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 317.177171] Node 0 [ 317.178975] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.182490] DMA: [ 317.187588] ? should_fail+0x22d/0xd01 [ 317.189805] 1*4kB [ 317.195332] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 317.197373] (U) [ 317.201254] ? should_fail+0x22d/0xd01 [ 317.203389] 0*8kB [ 317.208515] ? rcu_idle_enter+0x4b0/0x4b0 [ 317.210467] 0*16kB [ 317.214349] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 317.216473] 1*32kB [ 317.220619] ? mark_held_locks+0x130/0x130 [ 317.222829] (U) [ 317.227932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.230150] 2*64kB [ 317.234380] ? mark_held_locks+0x130/0x130 [ 317.234398] ? rcu_irq_exit+0xce/0x100 [ 317.236352] (U) [ 317.241885] ? irq_exit+0xbd/0x1c0 [ 317.244092] 1*128kB (U) [ 317.248344] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 317.252206] 1*256kB [ 317.254172] ? do_raw_spin_unlock+0xa7/0x2f0 [ 317.254190] ? smp_call_function_single_interrupt+0x650/0x650 [ 317.257705] (U) [ 317.260373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.265375] 0*512kB [ 317.267706] ? ret_from_intr+0xb/0x1e [ 317.272092] 1*1024kB [ 317.277973] ? retint_kernel+0x2d/0x2d [ 317.279923] (U) [ 317.285459] ? trace_hardirqs_on_caller+0xc0/0x310 [ 317.287757] 1*2048kB [ 317.291555] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 317.293938] (M) [ 317.297822] ? trace_hardirqs_off+0x310/0x310 [ 317.299778] 3*4096kB [ 317.304704] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 317.307094] (M) [ 317.311849] __alloc_pages_nodemask+0xa80/0xde0 [ 317.313798] = 15908kB [ 317.318287] ? should_fail+0x22d/0xd01 [ 317.320687] Node 0 [ 317.325792] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 317.327745] DMA32: [ 317.332423] ? ____cache_alloc_node+0x1c7/0x1e0 [ 317.334883] 4*4kB [ 317.338766] ? lock_downgrade+0x900/0x900 [ 317.340977] (M) [ 317.345992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.348210] 1*8kB [ 317.352878] cache_grow_begin+0x91/0x8c0 [ 317.354997] (U) [ 317.359144] ? do_raw_spin_unlock+0xa7/0x2f0 [ 317.361094] 2*16kB [ 317.366641] fallback_alloc+0x203/0x2e0 [ 317.368764] (M) [ 317.372832] ____cache_alloc_node+0x1c7/0x1e0 [ 317.374777] 2*32kB [ 317.379183] kmem_cache_alloc_node+0xe3/0x730 [ 317.381395] (M) [ 317.385368] ? ipv6_get_ifaddr+0x42e/0x620 [ 317.387325] 4*64kB [ 317.391820] __alloc_skb+0x119/0x770 [ 317.394037] (M) [ 317.398530] ? skb_scrub_packet+0x490/0x490 [ 317.400480] 4*128kB (UM) [ 317.404726] ? lock_downgrade+0x900/0x900 [ 317.406930] 3*256kB (M) [ 317.410651] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.412600] 4*512kB [ 317.416919] ? refcount_sub_and_test_checked+0x203/0x310 [ 317.419651] (UM) [ 317.423799] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 317.426465] 3*1024kB [ 317.432000] ? addrconf_rs_timer+0x690/0x690 [ 317.434295] (UM) [ 317.439747] ndisc_alloc_skb+0x144/0x340 [ 317.441781] 3*2048kB (M) 3*4096kB [ 317.447240] ndisc_send_rs+0x331/0x6e0 [ 317.449629] (M) [ 317.454035] addrconf_rs_timer+0x314/0x690 [ 317.456075] = 25208kB [ 317.460130] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.463649] Node 0 [ 317.467546] call_timer_fn+0x272/0x920 [ 317.469503] Normal: [ 317.473734] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.476121] 853*4kB [ 317.480347] ? process_timeout+0x40/0x40 [ 317.482561] (UMEH) [ 317.486442] ? trace_hardirqs_off+0xb8/0x310 [ 317.486458] ? kasan_check_read+0x11/0x20 [ 317.488771] 371*8kB [ 317.493007] ? do_raw_spin_unlock+0xa7/0x2f0 [ 317.495304] (UME) [ 317.499364] ? trace_hardirqs_on+0x310/0x310 [ 317.501588] 193*16kB [ 317.505990] ? __run_timers+0x7da/0xc70 [ 317.510122] (UME) [ 317.512441] ? lock_downgrade+0x900/0x900 [ 317.516824] 70*32kB [ 317.518972] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 317.523352] (UMEH) [ 317.525758] ? trace_hardirqs_on+0xbd/0x310 [ 317.529707] 27*64kB [ 317.531851] ? kasan_check_read+0x11/0x20 [ 317.535972] (UMH) [ 317.538294] ? __run_timers+0x7da/0xc70 [ 317.543374] 4*128kB [ 317.545606] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 317.549903] (UM) [ 317.552218] ? kasan_check_write+0x14/0x20 [ 317.556349] 0*256kB [ 317.558499] ? do_raw_spin_lock+0xc1/0x200 [ 317.562461] 0*512kB [ 317.564785] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 317.570211] 0*1024kB [ 317.572268] __run_timers+0x7e5/0xc70 [ 317.576480] 0*2048kB [ 317.578807] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 317.583010] 0*4096kB [ 317.585354] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 317.589567] = 13948kB [ 317.591979] ? timerqueue_add+0x207/0x2b0 [ 317.595759] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 317.598158] ? enqueue_hrtimer+0x1a5/0x560 [ 317.603522] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 317.605921] ? lock_release+0x970/0x970 [ 317.610915] 660 total pagecache pages [ 317.613322] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 317.617449] 0 pages in swap cache [ 317.626276] ? kasan_check_write+0x14/0x20 [ 317.630507] Swap cache stats: add 0, delete 0, find 0/0 [ 317.639078] ? pvclock_read_flags+0x160/0x160 [ 317.643028] Free swap = 0kB [ 317.646836] ? lock_downgrade+0x900/0x900 [ 317.652000] Total swap = 0kB [ 317.655455] ? trace_hardirqs_on+0xbd/0x310 [ 317.659669] 1965979 pages RAM [ 317.665035] ? kvm_sched_clock_read+0x9/0x20 [ 317.669501] 0 pages HighMem/MovableOnly [ 317.669510] 342307 pages reserved [ 317.672531] ? irq_exit+0x17f/0x1c0 [ 317.676652] 0 pages cma reserved [ 317.679681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.684044] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 317.687093] ? check_preemption_disabled+0x48/0x200 [ 317.687108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.687126] run_timer_softirq+0x52/0xb0 [ 317.691566] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 317.695497] ? __this_cpu_preempt_check+0x1c/0x1f [ 317.698925] syz-executor2 cpuset= [ 317.702551] __do_softirq+0x30b/0xad8 [ 317.705891] syz2 [ 317.711440] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 317.717909] mems_allowed=0 [ 317.722927] ? pvclock_read_flags+0x160/0x160 [ 317.769467] ? lapic_next_event+0x5a/0x90 [ 317.773622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.779168] ? clockevents_program_event+0x140/0x370 [ 317.784279] ? kvm_clock_read+0x18/0x30 [ 317.788255] ? kvm_sched_clock_read+0x9/0x20 [ 317.792707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.798259] ? check_preemption_disabled+0x48/0x200 [ 317.803291] irq_exit+0x17f/0x1c0 [ 317.806755] smp_apic_timer_interrupt+0x1cb/0x760 [ 317.811603] ? smp_reschedule_interrupt+0x109/0x650 [ 317.816627] ? smp_call_function_single_interrupt+0x650/0x650 [ 317.822533] ? interrupt_entry+0xb5/0xf0 [ 317.826610] ? trace_hardirqs_off_caller+0xbb/0x310 [ 317.831637] ? trace_hardirqs_off_caller+0xbb/0x310 [ 317.836686] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.841542] ? trace_hardirqs_on_caller+0x310/0x310 [ 317.846574] ? trace_hardirqs_on_caller+0x310/0x310 [ 317.851613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.857169] ? check_preemption_disabled+0x48/0x200 [ 317.862264] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.867146] apic_timer_interrupt+0xf/0x20 [ 317.871392] [ 317.873651] RIP: 0010:preempt_schedule_irq+0x7d/0x110 [ 317.878861] Code: 00 e8 b7 c6 a6 f9 e8 e2 14 d6 f9 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 75 7b 48 83 3d c4 45 83 01 00 74 61 fb 66 0f 1f 44 00 00 01 00 00 00 e8 f9 d1 ff ff 41 80 7d 00 00 75 6a 48 83 3d 9a 45 [ 317.897775] RSP: 0000:ffff8801bd226150 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 317.905496] RAX: 1ffffffff1263e43 RBX: 0000000000000000 RCX: ffffffff8184c1ba [ 317.912776] RDX: 0000000000000004 RSI: ffffffff8184c1d4 RDI: ffffffff896fe5c0 [ 317.920054] RBP: ffff8801bd226178 R08: ffff8801be5645c0 R09: ffffed003b5c5979 [ 317.927331] R10: ffffed003b5c5979 R11: ffff8801dae2cbcb R12: dffffc0000000000 [ 317.934610] R13: fffffbfff1263e42 R14: ffffffff8931f218 R15: ffffffff8931f210 [ 317.941909] ? trace_hardirqs_on+0x9a/0x310 [ 317.946246] ? trace_hardirqs_on+0xb4/0x310 [ 317.950586] retint_kernel+0x1b/0x2d [ 317.954798] RIP: 0010:arch_local_irq_restore+0x4a/0x52 [ 317.960083] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 89 90 19 fa 48 83 3d 39 6d 89 01 00 75 07 e8 aa 30 d6 f9 0f 0b e8 a3 30 d6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 3d 90 19 fa 4c 8b 45 d0 e9 [ 317.978994] RSP: 0000:ffff8801bd226238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff02 [ 317.986716] RAX: ffff8801be5645c0 RBX: 0000000000000293 RCX: ffffffff8184c1ba [ 317.993993] RDX: 0000000000000000 RSI: ffffffff87a884dd RDI: 0000000000000293 [ 318.001274] RBP: ffff8801bd226240 R08: ffff8801be5645c0 R09: fffffbfff13d8af4 [ 318.008557] R10: fffffbfff13d8af4 R11: 0000000000000003 R12: 0000000000000293 [ 318.015842] R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f200 [ 318.023144] ? trace_hardirqs_on+0x9a/0x310 [ 318.027506] ? arch_local_irq_restore+0x45/0x52 [ 318.032199] dump_stack+0x26a/0x2b4 [ 318.035837] ? dump_stack_print_info.cold.2+0x52/0x52 [ 318.041041] ? mark_held_locks+0x130/0x130 [ 318.045286] ? mark_held_locks+0x130/0x130 [ 318.049531] dump_header+0x27b/0xf72 [ 318.053256] ? rcu_read_unlock+0x16/0x60 [ 318.057326] ? pagefault_out_of_memory+0x197/0x197 [ 318.062261] ? mark_held_locks+0x130/0x130 [ 318.066493] ? percpu_ref_put_many+0x13e/0x260 [ 318.071076] ? mem_cgroup_charge_statistics+0x780/0x780 [ 318.076463] ? mem_cgroup_iter+0x1f7/0x1160 [ 318.080812] ? mark_held_locks+0x130/0x130 [ 318.085059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.090608] ? task_will_free_mem+0x239/0xb30 [ 318.095133] ? ___ratelimit+0x36f/0x655 [ 318.099123] ? lock_downgrade+0x900/0x900 [ 318.103427] ? trace_hardirqs_on+0xbd/0x310 [ 318.107749] ? kasan_check_read+0x11/0x20 [ 318.111913] ? ___ratelimit+0x36f/0x655 [ 318.115900] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 318.121361] ? trace_hardirqs_on+0x310/0x310 [ 318.125783] ? lock_downgrade+0x900/0x900 [ 318.129938] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 318.135054] ? ___ratelimit+0xaa/0x655 [ 318.138949] ? idr_get_free+0xec0/0xec0 [ 318.142927] ? kasan_check_write+0x14/0x20 [ 318.147174] ? do_raw_spin_lock+0xc1/0x200 [ 318.151427] oom_kill_process.cold.27+0x10/0x903 [ 318.156190] ? _raw_spin_unlock+0x2c/0x50 [ 318.160343] ? oom_badness+0xe6/0xaa0 [ 318.164160] ? oom_evaluate_task+0x540/0x540 [ 318.168588] ? shrink_node+0x16b0/0x16b0 [ 318.172665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.178207] ? oom_unkillable_task+0x383/0x580 [ 318.182791] ? out_of_memory+0x974/0x1430 [ 318.186943] ? lock_downgrade+0x900/0x900 [ 318.191101] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 318.196902] ? __cpuset_node_allowed+0x19b/0x660 [ 318.201670] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 318.207206] ? oom_evaluate_task+0x302/0x540 [ 318.211615] out_of_memory+0xa84/0x1430 [ 318.215597] ? oom_killer_disable+0x3a0/0x3a0 [ 318.220094] ? __alloc_pages_slowpath+0xe76/0x2d80 [ 318.225026] ? __mutex_add_waiter+0x2a0/0x2a0 [ 318.229524] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 318.234539] ? find_next_bit+0x104/0x130 [ 318.238605] __alloc_pages_slowpath+0x2318/0x2d80 [ 318.243468] ? warn_alloc+0x120/0x120 [ 318.247271] ? __radix_tree_lookup+0x4c0/0x4c0 [ 318.251854] ? mark_held_locks+0x130/0x130 [ 318.256093] ? find_get_entry+0x2f2/0xc40 [ 318.260255] ? add_to_page_cache_lru+0x10b0/0x10b0 [ 318.265185] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.270724] ? should_fail+0x22d/0xd01 [ 318.274614] ? ___might_sleep+0x1ed/0x300 [ 318.278762] ? lock_release+0x970/0x970 [ 318.282756] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.287882] ? __might_sleep+0x95/0x190 [ 318.291864] ? __alloc_pages_nodemask+0x6e4/0xde0 [ 318.296712] ? free_one_page+0xcae/0x1700 [ 318.300869] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 318.305894] ? lock_downgrade+0x900/0x900 [ 318.310063] ? ___might_sleep+0x1ed/0x300 [ 318.314214] ? lock_release+0x970/0x970 [ 318.318194] ? arch_local_save_flags+0x40/0x40 [ 318.322780] ? _raw_spin_unlock+0x2c/0x50 [ 318.326929] ? free_one_page+0xcae/0x1700 [ 318.331081] ? __might_sleep+0x95/0x190 [ 318.335063] __alloc_pages_nodemask+0xa80/0xde0 [ 318.339740] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 318.344762] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 318.350564] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 318.355238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.360775] ? __do_page_cache_readahead+0x7ce/0x980 [ 318.365898] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 318.371455] alloc_pages_current+0x10c/0x210 [ 318.375872] ? lock_downgrade+0x900/0x900 [ 318.380035] __page_cache_alloc+0x38f/0x5b0 [ 318.384361] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 318.390170] ? ext4_filemap_fault+0x82/0xad [ 318.394496] ? __filemap_set_wb_err+0x3b0/0x3b0 [ 318.399167] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.404709] ? check_preemption_disabled+0x48/0x200 [ 318.409735] filemap_fault+0x1594/0x25f0 [ 318.413805] ? __lock_page_or_retry+0xa00/0xa00 [ 318.418474] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 318.424272] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 318.429033] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 318.433795] ? filemap_map_pages+0xdea/0x1980 [ 318.438391] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 318.444190] ? kasan_check_read+0x11/0x20 [ 318.448342] ? find_get_pages_range_tag+0x1320/0x1320 [ 318.453539] ? rcu_bh_qs+0xc0/0xc0 [ 318.457074] ? unwind_dump+0x190/0x190 [ 318.460979] ? is_bpf_text_address+0xd3/0x170 [ 318.465577] ? __kernel_text_address+0xd/0x40 [ 318.470089] ? unwind_get_return_address+0x61/0xa0 [ 318.475032] ? __save_stack_trace+0x8d/0xf0 [ 318.479385] ? lock_acquire+0x1ed/0x520 [ 318.483372] ? ext4_filemap_fault+0x7a/0xad [ 318.487708] ? lock_release+0x970/0x970 [ 318.491702] ? arch_local_save_flags+0x40/0x40 [ 318.496286] ? save_stack+0x43/0xd0 [ 318.499914] ? __kasan_slab_free+0x102/0x150 [ 318.504318] ? kasan_slab_free+0xe/0x10 [ 318.508300] ? kfree+0xcf/0x230 [ 318.511587] ? do_syslog+0x1474/0x1690 [ 318.515476] ? kmsg_read+0x8f/0xc0 [ 318.519014] ? proc_reg_read+0x2a3/0x3d0 [ 318.523074] ? __vfs_read+0x117/0x9b0 [ 318.526887] ? down_read+0xb0/0x1d0 [ 318.530515] ? ext4_filemap_fault+0x7a/0xad [ 318.534856] ? __down_interruptible+0x700/0x700 [ 318.539528] ? kasan_check_write+0x14/0x20 [ 318.543773] ? trace_hardirqs_off+0xb8/0x310 [ 318.548191] ext4_filemap_fault+0x82/0xad [ 318.552356] __do_fault+0x100/0x6b0 [ 318.555995] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 318.561452] ? print_bad_pte+0x6c0/0x6c0 [ 318.565516] ? __kasan_slab_free+0x119/0x150 [ 318.569926] ? pmd_val+0x88/0x100 [ 318.573389] ? add_mm_counter_fast+0xd0/0xd0 [ 318.577796] ? pmd_val+0x88/0x100 [ 318.581251] ? add_mm_counter_fast+0xd0/0xd0 [ 318.585668] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.591226] __handle_mm_fault+0x3709/0x53e0 [ 318.595640] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 318.600490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.606029] ? unuse_pde+0x40/0x80 [ 318.609573] ? __f_unlock_pos+0x19/0x20 [ 318.613563] ? lock_acquire+0x1ed/0x520 [ 318.617545] ? handle_mm_fault+0x42a/0xc70 [ 318.621783] ? lock_downgrade+0x900/0x900 [ 318.625943] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 318.631749] ? __do_page_fault+0x67d/0xed0 [ 318.635992] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 318.641458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.647007] ? check_preemption_disabled+0x48/0x200 [ 318.652039] handle_mm_fault+0x54f/0xc70 [ 318.656110] ? __handle_mm_fault+0x53e0/0x53e0 [ 318.660705] ? find_vma+0x34/0x190 [ 318.664254] __do_page_fault+0x67d/0xed0 [ 318.668325] ? mm_fault_error+0x380/0x380 [ 318.672473] ? trace_hardirqs_off+0xb8/0x310 [ 318.676893] ? trace_hardirqs_on+0x310/0x310 [ 318.681311] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 318.686686] ? trace_hardirqs_on+0x310/0x310 [ 318.691103] do_page_fault+0xf2/0x7e0 [ 318.694903] ? vmalloc_sync_all+0x30/0x30 [ 318.699051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.704586] ? error_entry+0x70/0xd0 [ 318.708303] ? trace_hardirqs_off_caller+0xbb/0x310 [ 318.713325] ? trace_hardirqs_on_caller+0xc0/0x310 [ 318.718255] ? syscall_return_slowpath+0x5e0/0x5e0 [ 318.723193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.728038] ? trace_hardirqs_on_caller+0x310/0x310 [ 318.733052] ? trace_hardirqs_off+0x310/0x310 [ 318.737554] ? prepare_exit_to_usermode+0x291/0x3b0 [ 318.742573] ? page_fault+0x8/0x30 [ 318.746116] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.750965] ? page_fault+0x8/0x30 [ 318.754510] page_fault+0x1e/0x30 [ 318.757958] RIP: 0033:0x7f55b1a571fd [ 318.761677] Code: Bad RIP value. [ 318.765035] RSP: 002b:00007f55aeff6e30 EFLAGS: 00010293 [ 318.770398] RAX: 0000000000000096 RBX: 000000000244f650 RCX: 00007f55b1a571fd [ 318.777669] RDX: 0000000000000fff RSI: 00007f55b082b5a0 RDI: 0000000000000004 [ 318.784935] RBP: 0000000000000000 R08: 000000000243a260 R09: 0000000000000000 [ 318.792287] R10: 6b205d3738383438 R11: 0000000000000293 R12: 000000000065e420 [ 318.799555] R13: 00007f55aeff79c0 R14: 00007f55b209c040 R15: 0000000000000003 [ 318.806854] CPU: 1 PID: 9636 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #61