_spin_unlock_irq+0x27/0x80 [ 360.247162] ? _raw_spin_unlock_irq+0x27/0x80 [ 360.251657] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 360.255889] ? lockdep_hardirqs_on+0x296/0x5b0 [ 360.260466] ? trace_hardirqs_on+0xbd/0x310 [ 360.264807] ? kasan_check_read+0x11/0x20 [ 360.268982] ? __run_timers+0x7da/0xc70 [ 360.272959] ? trace_hardirqs_off_caller+0x310/0x310 [ 360.278064] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 360.282305] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 360.286594] __run_timers+0x7e5/0xc70 [ 360.290405] ? timer_fixup_init+0x70/0x70 [ 360.294555] ? lock_downgrade+0x900/0x900 [ 360.298699] ? zap_class+0x640/0x640 [ 360.302429] ? pvclock_read_flags+0x160/0x160 [ 360.306940] ? hrtimer_start_range_ns+0xe00/0xe00 [ 360.311784] ? trace_hardirqs_on+0x310/0x310 [ 360.316199] ? kvm_clock_read+0x18/0x30 [ 360.320185] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 360.325229] ? ktime_get+0x2c1/0x400 [ 360.328943] ? zap_class+0x640/0x640 [ 360.332665] ? pvclock_read_flags+0x160/0x160 [ 360.337162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.342705] ? check_preemption_disabled+0x48/0x280 [ 360.347732] ? __lock_is_held+0xb5/0x140 [ 360.351807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.357349] ? check_preemption_disabled+0x48/0x280 [ 360.362416] run_timer_softirq+0x52/0xb0 [ 360.366489] ? rcu_read_lock_sched_held+0x14f/0x180 [ 360.371515] __do_softirq+0x308/0xb7e [ 360.375333] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 360.380432] ? irq_exit+0xbd/0x1c0 [ 360.383988] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 360.389000] ? smp_reschedule_interrupt+0x109/0x650 [ 360.394016] ? smp_call_function_single_interrupt+0x650/0x650 [ 360.399902] ? ret_from_intr+0xb/0x1e [ 360.403707] ? trace_hardirqs_off_caller+0xbb/0x310 [ 360.408755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.413600] ? trace_hardirqs_on_caller+0x310/0x310 [ 360.418617] ? task_prio+0x50/0x50 [ 360.422179] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.427714] ? check_preemption_disabled+0x48/0x280 [ 360.432764] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.437659] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 360.442153] do_softirq_own_stack+0x2a/0x40 [ 360.446466] [ 360.448733] do_softirq.part.14+0x126/0x160 [ 360.453075] __local_bh_enable_ip+0x21d/0x260 [ 360.457574] __dev_queue_xmit+0x1aa3/0x3ad0 [ 360.461901] ? save_stack+0x43/0xd0 [ 360.465526] ? kasan_kmalloc+0xc7/0xe0 [ 360.469424] ? __kmalloc_node_track_caller+0x50/0x70 [ 360.474540] ? netdev_pick_tx+0x310/0x310 [ 360.478691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.484240] ? check_preemption_disabled+0x48/0x280 [ 360.489268] ? __lock_is_held+0xb5/0x140 [ 360.493347] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 360.498385] ? skb_release_data+0x1c4/0x880 [ 360.502713] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 360.507995] ? kasan_unpoison_shadow+0x35/0x50 [ 360.512579] ? skb_tx_error+0x2f0/0x2f0 [ 360.516559] ? __kmalloc_node_track_caller+0x50/0x70 [ 360.521678] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.527211] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 360.532763] ? kasan_check_write+0x14/0x20 [ 360.537000] ? pskb_expand_head+0x6b3/0x10f0 [ 360.541427] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 360.546890] ? skb_release_data+0x880/0x880 [ 360.551214] ? __alloc_skb+0x770/0x770 [ 360.555119] ? __lock_is_held+0xb5/0x140 [ 360.559188] ? kasan_check_write+0x14/0x20 [ 360.563422] ? __skb_clone+0x6c7/0xa00 [ 360.567311] ? __copy_skb_header+0x6b0/0x6b0 [ 360.571727] ? kmem_cache_alloc+0x33a/0x730 [ 360.576061] ? skb_ensure_writable+0x15e/0x640 [ 360.580687] dev_queue_xmit+0x17/0x20 [ 360.584486] ? dev_queue_xmit+0x17/0x20 [ 360.588465] __bpf_redirect+0x5cf/0xb20 [ 360.592442] ? __switch_to_asm+0x34/0x70 [ 360.596521] bpf_clone_redirect+0x2f6/0x490 [ 360.600856] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 360.605873] ? __sched_text_start+0x8/0x8 [ 360.610017] ? retint_kernel+0x2d/0x2d [ 360.613919] ? find_held_lock+0x36/0x1c0 [ 360.617993] ? lock_acquire+0x1ed/0x520 [ 360.621980] ? bpf_test_run+0x3cb/0x780 [ 360.625992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.631525] ? check_preemption_disabled+0x48/0x280 [ 360.636545] ? kasan_check_read+0x11/0x20 [ 360.640698] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 360.645976] ? rcu_softirq_qs+0x20/0x20 [ 360.649954] ? preempt_schedule+0x4d/0x60 [ 360.654107] ? ___preempt_schedule+0x16/0x18 [ 360.658527] ? bpf_test_run+0x25d/0x780 [ 360.662518] ? netlink_diag_dump+0x2a0/0x2a0 [ 360.666933] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.672473] ? bpf_test_init.isra.10+0x70/0x100 [ 360.677152] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 360.681933] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 360.686780] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 360.692319] ? fput+0x130/0x1a0 [ 360.695614] ? __bpf_prog_get+0x9b/0x290 [ 360.699708] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 360.704558] ? bpf_prog_test_run+0x130/0x1a0 [ 360.708969] ? __x64_sys_bpf+0x3d8/0x520 [ 360.713067] ? bpf_prog_get+0x20/0x20 [ 360.716891] ? do_syscall_64+0x1b9/0x820 [ 360.720949] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 360.726311] ? syscall_return_slowpath+0x5e0/0x5e0 [ 360.731248] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.736089] ? trace_hardirqs_on_caller+0x310/0x310 [ 360.741116] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 360.746132] ? prepare_exit_to_usermode+0x291/0x3b0 [ 360.751154] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.756020] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 360.761498] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 360.761568] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 360.768248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 360.768256] Call Trace: [ 360.774918] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 360.784076] [ 360.786649] syz-executor3 cpuset=syz3 mems_allowed=0 [ 360.797129] dump_stack+0x244/0x39d [ 360.807994] ? dump_stack_print_info.cold.1+0x20/0x20 [ 360.813198] warn_alloc.cold.116+0xb7/0x1bd [ 360.817528] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 360.822390] ? lock_downgrade+0x900/0x900 [ 360.826551] ? trace_hardirqs_off+0xb8/0x310 [ 360.831006] ? trace_hardirqs_off+0xb8/0x310 [ 360.835429] __alloc_pages_slowpath+0x26e8/0x2e10 [ 360.840315] ? warn_alloc+0x120/0x120 [ 360.844125] ? print_usage_bug+0xc0/0xc0 [ 360.848190] ? warn_alloc+0x120/0x120 [ 360.852000] ? warn_alloc+0x120/0x120 [ 360.855803] ? print_usage_bug+0xc0/0xc0 [ 360.859867] ? kvm_clock_read+0x18/0x30 [ 360.863845] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 360.868861] ? print_usage_bug+0xc0/0xc0 [ 360.872928] ? __lock_acquire+0x62f/0x4c20 [ 360.877180] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 360.882731] ? should_fail+0x22d/0xd01 [ 360.886630] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 360.891912] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 360.897013] ? __lock_acquire+0x62f/0x4c20 [ 360.901253] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 360.906361] ? __lock_acquire+0x62f/0x4c20 [ 360.910606] ? should_fail+0x22d/0xd01 [ 360.914493] ? rcu_irq_exit+0x1a2/0x390 [ 360.918498] ? mark_held_locks+0x130/0x130 [ 360.922742] ? mark_held_locks+0x130/0x130 [ 360.926983] ? mark_held_locks+0xc7/0x130 [ 360.931132] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 360.936149] ? zap_class+0x640/0x640 [ 360.939871] ? print_usage_bug+0xc0/0xc0 [ 360.943951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.949489] ? check_preemption_disabled+0x48/0x280 [ 360.954534] ? __lock_is_held+0xb5/0x140 [ 360.958652] __alloc_pages_nodemask+0xa80/0xde0 [ 360.963316] ? zap_class+0x640/0x640 [ 360.967111] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 360.972174] ? find_held_lock+0x36/0x1c0 [ 360.976247] ? ____cache_alloc_node+0x1c7/0x1e0 [ 360.980917] ? lock_downgrade+0x900/0x900 [ 360.985090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 360.990651] cache_grow_begin+0xa5/0x8c0 [ 360.994713] ? do_raw_spin_unlock+0xa7/0x330 [ 360.999132] fallback_alloc+0x204/0x2e0 [ 361.003121] ____cache_alloc_node+0x1c7/0x1e0 [ 361.007624] kmem_cache_alloc_node+0xe3/0x730 [ 361.012150] ? ipv6_get_ifaddr+0x42e/0x620 [ 361.016396] __alloc_skb+0x119/0x770 [ 361.020112] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 361.025394] ? netdev_alloc_frag+0x1f0/0x1f0 [ 361.029836] ? lock_downgrade+0x900/0x900 [ 361.034005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.039540] ? refcount_sub_and_test_checked+0x203/0x310 [ 361.045017] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 361.050468] ? addrconf_rs_timer+0x690/0x690 [ 361.054896] ndisc_alloc_skb+0x144/0x340 [ 361.058974] ndisc_send_rs+0x331/0x6e0 [ 361.062871] addrconf_rs_timer+0x314/0x690 [ 361.067131] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.071385] call_timer_fn+0x272/0x920 [ 361.075379] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.079637] ? process_timeout+0x40/0x40 [ 361.083707] ? mark_held_locks+0xc7/0x130 [ 361.087858] ? _raw_spin_unlock_irq+0x27/0x80 [ 361.092362] ? _raw_spin_unlock_irq+0x27/0x80 [ 361.096889] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.101223] ? lockdep_hardirqs_on+0x296/0x5b0 [ 361.105812] ? trace_hardirqs_on+0xbd/0x310 [ 361.110138] ? kasan_check_read+0x11/0x20 [ 361.114290] ? __run_timers+0x7da/0xc70 [ 361.118273] ? trace_hardirqs_off_caller+0x310/0x310 [ 361.123384] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.127634] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 361.131872] __run_timers+0x7e5/0xc70 [ 361.135684] ? timer_fixup_init+0x70/0x70 [ 361.139839] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 361.144859] ? zap_class+0x640/0x640 [ 361.148602] ? print_usage_bug+0xc0/0xc0 [ 361.152678] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 361.157880] ? find_held_lock+0x36/0x1c0 [ 361.161945] ? zap_class+0x640/0x640 [ 361.165680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.171220] ? check_preemption_disabled+0x48/0x280 [ 361.176249] ? __lock_is_held+0xb5/0x140 [ 361.180348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.185890] ? check_preemption_disabled+0x48/0x280 [ 361.190908] run_timer_softirq+0x52/0xb0 [ 361.194983] ? rcu_read_lock_sched_held+0x14f/0x180 [ 361.200013] __do_softirq+0x308/0xb7e [ 361.203819] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 361.208313] ? lock_downgrade+0x900/0x900 [ 361.212495] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 361.217619] ? pvclock_read_flags+0x160/0x160 [ 361.222118] ? lapic_next_event+0x5a/0x90 [ 361.226267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.231810] ? kvm_clock_read+0x18/0x30 [ 361.235816] ? kvm_sched_clock_read+0x9/0x20 [ 361.240260] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.245798] ? check_preemption_disabled+0x48/0x280 [ 361.250826] irq_exit+0x17f/0x1c0 [ 361.254295] smp_apic_timer_interrupt+0x1cb/0x760 [ 361.259180] ? smp_call_function_single_interrupt+0x650/0x650 [ 361.265081] ? interrupt_entry+0xb5/0xc0 [ 361.269142] ? trace_hardirqs_off_caller+0xbb/0x310 [ 361.274175] ? trace_hardirqs_off_caller+0xbb/0x310 [ 361.279263] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 361.284159] ? trace_hardirqs_on_caller+0x310/0x310 [ 361.289173] ? trace_hardirqs_on_caller+0x310/0x310 [ 361.294198] ? task_prio+0x50/0x50 [ 361.297741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.303294] ? check_preemption_disabled+0x48/0x280 [ 361.308352] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 361.313210] apic_timer_interrupt+0xf/0x20 [ 361.317444] [ 361.319683] RIP: 0010:dump_stack+0x358/0x39d [ 361.324112] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 361.343008] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 361.350748] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 361.358018] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 361.365285] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 361.372555] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 361.379820] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 361.387105] ? dump_stack+0x34f/0x39d [ 361.390918] ? dump_stack_print_info.cold.1+0x20/0x20 [ 361.396110] ? mark_held_locks+0x130/0x130 [ 361.400354] ? mark_held_locks+0x130/0x130 [ 361.404612] dump_header+0x27b/0xf72 [ 361.408351] ? pagefault_out_of_memory+0x197/0x197 [ 361.413296] ? __lock_acquire+0x62f/0x4c20 [ 361.417544] ? percpu_ref_get_many+0x240/0x240 [ 361.422127] ? print_usage_bug+0xc0/0xc0 [ 361.426198] ? zap_class+0x640/0x640 [ 361.429911] ? print_usage_bug+0xc0/0xc0 [ 361.433965] ? print_usage_bug+0xc0/0xc0 [ 361.438025] ? zap_class+0x640/0x640 [ 361.441738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.447279] ? find_held_lock+0x36/0x1c0 [ 361.451356] ? mark_held_locks+0xc7/0x130 [ 361.455513] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 361.460615] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 361.465745] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 361.470340] ? trace_hardirqs_on+0xbd/0x310 [ 361.474682] ? kasan_check_read+0x11/0x20 [ 361.478827] ? ___ratelimit+0x3b4/0x672 [ 361.482797] ? trace_hardirqs_off_caller+0x310/0x310 [ 361.487909] ? trace_hardirqs_on+0x310/0x310 [ 361.492316] ? lock_downgrade+0x900/0x900 [ 361.496509] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 361.501653] ? ___ratelimit+0x3b9/0x672 [ 361.505629] ? idr_get_free+0xf70/0xf70 [ 361.509614] ? find_held_lock+0x36/0x1c0 [ 361.513688] oom_kill_process.cold.27+0x10/0x903 [ 361.518446] ? zap_class+0x640/0x640 [ 361.522192] ? check_preemption_disabled+0x48/0x280 [ 361.527247] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 361.532177] ? kasan_check_read+0x11/0x20 [ 361.536330] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 361.541624] ? oom_evaluate_task+0x540/0x540 [ 361.546037] ? find_held_lock+0x36/0x1c0 [ 361.550106] ? out_of_memory+0x974/0x1430 [ 361.554251] ? lock_downgrade+0x900/0x900 [ 361.558427] ? check_preemption_disabled+0x48/0x280 [ 361.563470] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 361.568411] ? kasan_check_read+0x11/0x20 [ 361.572572] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 361.577855] ? rcu_softirq_qs+0x20/0x20 [ 361.581834] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.587366] ? oom_evaluate_task+0x302/0x540 [ 361.591778] out_of_memory+0xa84/0x1430 [ 361.595763] ? oom_killer_disable+0x3a0/0x3a0 [ 361.600278] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 361.605259] ? __ww_mutex_check_waiters+0x160/0x160 [ 361.610328] __alloc_pages_slowpath+0x2354/0x2e10 [ 361.615233] ? warn_alloc+0x120/0x120 [ 361.619028] ? mark_held_locks+0x130/0x130 [ 361.623331] ? find_get_entry+0xaae/0x1120 [ 361.627622] ? filemap_map_pages+0x1a20/0x1a20 [ 361.632207] ? zap_class+0x640/0x640 [ 361.635928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 361.641481] ? check_preemption_disabled+0x48/0x280 [ 361.646494] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.652035] ? should_fail+0x22d/0xd01 [ 361.655932] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 361.661049] ? zap_class+0x640/0x640 [ 361.664794] ? __lock_is_held+0xb5/0x140 [ 361.668885] ? mark_held_locks+0x130/0x130 [ 361.673122] ? lock_release+0xa00/0xa00 [ 361.677095] ? perf_trace_sched_process_exec+0x860/0x860 [ 361.682542] ? xa_load+0x2ba/0x460 [ 361.686080] ? lock_downgrade+0x900/0x900 [ 361.690229] ? __might_sleep+0x95/0x190 [ 361.694210] __alloc_pages_nodemask+0xa80/0xde0 [ 361.698919] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 361.703950] ? __page_cache_alloc+0x191/0x5c0 [ 361.708442] ? xa_load+0x2e1/0x460 [ 361.711980] ? xa_clear_mark+0x40/0x40 [ 361.715879] ? zap_class+0x640/0x640 [ 361.719620] ? zap_class+0x640/0x640 [ 361.723340] ? zap_class+0x640/0x640 [ 361.727054] ? __do_page_cache_readahead+0x663/0x810 [ 361.732165] ? find_held_lock+0x36/0x1c0 [ 361.736227] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 361.741775] alloc_pages_current+0x173/0x350 [ 361.746221] __page_cache_alloc+0x38c/0x5c0 [ 361.750555] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 361.755485] ? kasan_check_read+0x11/0x20 [ 361.759630] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 361.764904] ? generic_perform_write+0x6a0/0x6a0 [ 361.769665] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.775213] ? check_preemption_disabled+0x48/0x280 [ 361.780248] filemap_fault+0x1595/0x25f0 [ 361.784327] ? __lock_page_or_retry+0xa00/0xa00 [ 361.789027] ? mark_held_locks+0x130/0x130 [ 361.793286] ? filemap_map_pages+0xd6b/0x1a20 [ 361.797784] ? lock_downgrade+0x900/0x900 [ 361.801964] ? check_preemption_disabled+0x48/0x280 [ 361.806991] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 361.811938] ? kasan_check_read+0x11/0x20 [ 361.816082] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 361.821365] ? rcu_softirq_qs+0x20/0x20 [ 361.825363] ? filemap_map_pages+0xd92/0x1a20 [ 361.829875] ? find_get_entries_tag+0x1400/0x1400 [ 361.834718] ? __kernel_text_address+0xd/0x40 [ 361.839239] ? unwind_get_return_address+0x61/0xa0 [ 361.844185] ? lock_acquire+0x1ed/0x520 [ 361.848153] ? ext4_filemap_fault+0x7a/0xad [ 361.852473] ? lock_release+0xa00/0xa00 [ 361.856437] ? perf_trace_sched_process_exec+0x860/0x860 [ 361.861886] ? print_usage_bug+0xc0/0xc0 [ 361.865946] ? print_usage_bug+0xc0/0xc0 [ 361.870002] ? __x64_sys_read+0x73/0xb0 [ 361.873997] ? down_read+0x8d/0x120 [ 361.877649] ? ext4_filemap_fault+0x7a/0xad [ 361.882002] ? __down_interruptible+0x700/0x700 [ 361.886676] ? find_held_lock+0x36/0x1c0 [ 361.890742] ext4_filemap_fault+0x82/0xad [ 361.894891] __do_fault+0x100/0x6b0 [ 361.898515] ? lock_downgrade+0x900/0x900 [ 361.902660] ? pmd_devmap_trans_unstable+0x220/0x220 [ 361.907766] ? kasan_check_read+0x11/0x20 [ 361.911955] ? do_raw_spin_unlock+0xa7/0x330 [ 361.916387] ? do_raw_spin_trylock+0x270/0x270 [ 361.921002] __handle_mm_fault+0x3ea0/0x5be0 [ 361.925432] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 361.930306] ? find_held_lock+0x36/0x1c0 [ 361.934405] ? zap_class+0x640/0x640 [ 361.938120] ? zap_class+0x640/0x640 [ 361.941843] ? find_held_lock+0x36/0x1c0 [ 361.945917] ? handle_mm_fault+0x42a/0xc70 [ 361.950153] ? lock_downgrade+0x900/0x900 [ 361.954308] ? check_preemption_disabled+0x48/0x280 [ 361.959345] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 361.964277] ? kasan_check_read+0x11/0x20 [ 361.968636] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 361.973913] ? rcu_softirq_qs+0x20/0x20 [ 361.977892] ? trace_hardirqs_off_caller+0x310/0x310 [ 361.983006] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 361.988556] ? check_preemption_disabled+0x48/0x280 [ 361.993580] handle_mm_fault+0x54f/0xc70 [ 361.997669] ? __handle_mm_fault+0x5be0/0x5be0 [ 362.002294] ? find_vma+0x34/0x190 [ 362.005847] __do_page_fault+0x5e8/0xe60 [ 362.009909] ? trace_hardirqs_off+0xb8/0x310 [ 362.014317] ? kernel_write+0x120/0x120 [ 362.018337] do_page_fault+0xf2/0x7e0 [ 362.022166] ? vmalloc_sync_all+0x30/0x30 [ 362.026333] ? error_entry+0x70/0xd0 [ 362.030081] ? trace_hardirqs_off_caller+0xbb/0x310 [ 362.035094] ? trace_hardirqs_on_caller+0xc0/0x310 [ 362.040038] ? syscall_return_slowpath+0x5e0/0x5e0 [ 362.044992] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.049849] ? trace_hardirqs_on_caller+0x310/0x310 [ 362.054862] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 362.060311] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 362.065343] ? prepare_exit_to_usermode+0x291/0x3b0 [ 362.070362] ? page_fault+0x8/0x30 [ 362.073932] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.078795] ? page_fault+0x8/0x30 [ 362.082344] page_fault+0x1e/0x30 [ 362.085795] RIP: 0033:0x7ff3690bcdb4 [ 362.089516] Code: Bad RIP value. [ 362.092876] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 362.098235] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 362.105519] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 362.112811] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 362.120080] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 362.127355] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 362.134663] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 362.134669] warn_alloc_show_mem: 1 callbacks suppressed [ 362.134676] Mem-Info: [ 362.141954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 362.147356] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 362.147356] active_file:11 inactive_file:13 isolated_file:1 [ 362.147356] unevictable:0 dirty:0 writeback:0 unstable:0 [ 362.147356] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 362.147356] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 362.147356] free:13670 free_pcp:401 free_cma:0 [ 362.149732] Call Trace: [ 362.159118] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 362.192227] [ 362.194794] Node 0 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 [ 362.222473] dump_stack+0x244/0x39d [ 362.224609] lowmem_reserve[]: 0 2818 6321 6321 [ 362.250717] ? dump_stack_print_info.cold.1+0x20/0x20 [ 362.254317] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 362.258903] warn_alloc.cold.116+0xb7/0x1bd [ 362.264081] lowmem_reserve[]: 0 0 3503 3503 [ 362.291694] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 362.296011] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 362.300348] ? lock_downgrade+0x900/0x900 [ 362.305168] lowmem_reserve[]: 0 0 0 0 [ 362.334309] ? trace_hardirqs_off+0xb8/0x310 [ 362.338443] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 362.342258] ? trace_hardirqs_off+0xb8/0x310 [ 362.346636] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 362.360155] __alloc_pages_slowpath+0x26e8/0x2e10 [ 362.364535] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 362.380739] ? warn_alloc+0x120/0x120 [ 362.385545] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 362.399142] ? print_usage_bug+0xc0/0xc0 [ 362.402922] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 362.411742] ? warn_alloc+0x120/0x120 [ 362.415784] 1519 total pagecache pages [ 362.424354] ? find_held_lock+0x36/0x1c0 [ 362.428133] 0 pages in swap cache [ 362.432006] ? warn_alloc+0x120/0x120 [ 362.436048] Swap cache stats: add 0, delete 0, find 0/0 [ 362.439489] ? print_usage_bug+0xc0/0xc0 [ 362.443264] Free swap = 0kB [ 362.448622] ? debug_object_activate+0x402/0x600 [ 362.452659] Total swap = 0kB [ 362.455673] ? print_usage_bug+0xc0/0xc0 [ 362.460405] 1965979 pages RAM [ 362.463422] ? find_held_lock+0x36/0x1c0 [ 362.467472] 0 pages HighMem/MovableOnly [ 362.470572] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 362.474612] 342853 pages reserved [ 362.478577] ? should_fail+0x22d/0xd01 [ 362.484092] 0 pages cma reserved [ 362.487545] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 362.491483] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 362.494780] ? __lock_acquire+0x62f/0x4c20 [ 362.499915] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 362.506349] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 362.510561] rsyslogd cpuset=/ mems_allowed=0 [ 362.520597] ? __lock_acquire+0x62f/0x4c20 [ 362.520614] ? should_fail+0x22d/0xd01 [ 362.538222] ? mark_held_locks+0x130/0x130 [ 362.542465] ? mark_held_locks+0x130/0x130 [ 362.546706] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 362.551809] ? mod_timer+0x631/0x1560 [ 362.555622] ? zap_class+0x640/0x640 [ 362.559347] ? print_usage_bug+0xc0/0xc0 [ 362.563424] ? mark_held_locks+0x130/0x130 [ 362.567682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.573219] ? check_preemption_disabled+0x48/0x280 [ 362.578251] ? __lock_is_held+0xb5/0x140 [ 362.582320] __alloc_pages_nodemask+0xa80/0xde0 [ 362.586999] ? zap_class+0x640/0x640 [ 362.590734] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 362.595766] ? find_held_lock+0x36/0x1c0 [ 362.599850] ? ____cache_alloc_node+0x1c7/0x1e0 [ 362.604534] ? lock_downgrade+0x900/0x900 [ 362.608691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.614255] cache_grow_begin+0xa5/0x8c0 [ 362.618357] ? do_raw_spin_unlock+0xa7/0x330 [ 362.622775] fallback_alloc+0x204/0x2e0 [ 362.626762] ____cache_alloc_node+0x1c7/0x1e0 [ 362.631266] kmem_cache_alloc_node+0xe3/0x730 [ 362.635776] ? ipv6_get_ifaddr+0x42e/0x620 [ 362.640040] __alloc_skb+0x119/0x770 [ 362.643753] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 362.649038] ? netdev_alloc_frag+0x1f0/0x1f0 [ 362.653452] ? lock_downgrade+0x900/0x900 [ 362.657607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.663164] ? refcount_sub_and_test_checked+0x203/0x310 [ 362.668620] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 362.674075] ? addrconf_rs_timer+0x690/0x690 [ 362.678500] ndisc_alloc_skb+0x144/0x340 [ 362.682589] ndisc_send_rs+0x331/0x6e0 [ 362.686488] addrconf_rs_timer+0x314/0x690 [ 362.690731] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 362.694995] call_timer_fn+0x272/0x920 [ 362.698881] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 362.703127] ? process_timeout+0x40/0x40 [ 362.707201] ? __run_timers+0x7da/0xc70 [ 362.711179] ? _raw_spin_unlock_irq+0x27/0x80 [ 362.715674] ? _raw_spin_unlock_irq+0x27/0x80 [ 362.720167] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 362.724406] ? lockdep_hardirqs_on+0x296/0x5b0 [ 362.728991] ? trace_hardirqs_on+0xbd/0x310 [ 362.733316] ? kasan_check_read+0x11/0x20 [ 362.737475] ? __run_timers+0x7da/0xc70 [ 362.741455] ? trace_hardirqs_off_caller+0x310/0x310 [ 362.746574] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 362.750823] __run_timers+0x7e5/0xc70 [ 362.754639] ? timer_fixup_init+0x70/0x70 [ 362.758799] ? lock_downgrade+0x900/0x900 [ 362.762985] ? zap_class+0x640/0x640 [ 362.766709] ? pvclock_read_flags+0x160/0x160 [ 362.771222] ? hrtimer_start_range_ns+0xe00/0xe00 [ 362.776066] ? trace_hardirqs_on+0x310/0x310 [ 362.780491] ? kvm_clock_read+0x18/0x30 [ 362.784463] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 362.789479] ? ktime_get+0x2c1/0x400 [ 362.793194] ? zap_class+0x640/0x640 [ 362.796910] ? pvclock_read_flags+0x160/0x160 [ 362.801409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.806945] ? check_preemption_disabled+0x48/0x280 [ 362.812016] ? __lock_is_held+0xb5/0x140 [ 362.816078] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.821623] ? check_preemption_disabled+0x48/0x280 [ 362.826646] run_timer_softirq+0x52/0xb0 [ 362.830711] ? rcu_read_lock_sched_held+0x14f/0x180 [ 362.835733] __do_softirq+0x308/0xb7e [ 362.839549] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 362.844647] ? irq_exit+0xbd/0x1c0 [ 362.848183] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 362.853193] ? smp_reschedule_interrupt+0x109/0x650 [ 362.858206] ? smp_call_function_single_interrupt+0x650/0x650 [ 362.864109] ? ret_from_intr+0xb/0x1e [ 362.867948] ? trace_hardirqs_off_caller+0xbb/0x310 [ 362.873006] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.877866] ? trace_hardirqs_on_caller+0x310/0x310 [ 362.882881] ? task_prio+0x50/0x50 [ 362.886420] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.891959] ? check_preemption_disabled+0x48/0x280 [ 362.896984] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.901834] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 362.906348] do_softirq_own_stack+0x2a/0x40 [ 362.910670] [ 362.912909] do_softirq.part.14+0x126/0x160 [ 362.917229] __local_bh_enable_ip+0x21d/0x260 [ 362.921722] __dev_queue_xmit+0x1aa3/0x3ad0 [ 362.926069] ? save_stack+0x43/0xd0 [ 362.929718] ? kasan_kmalloc+0xc7/0xe0 [ 362.933598] ? __kmalloc_node_track_caller+0x50/0x70 [ 362.938720] ? netdev_pick_tx+0x310/0x310 [ 362.942870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 362.948463] ? check_preemption_disabled+0x48/0x280 [ 362.953501] ? __lock_is_held+0xb5/0x140 [ 362.957570] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 362.962589] ? skb_release_data+0x1c4/0x880 [ 362.966929] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 362.972209] ? kasan_unpoison_shadow+0x35/0x50 [ 362.976804] ? skb_tx_error+0x2f0/0x2f0 [ 362.980801] ? __kmalloc_node_track_caller+0x50/0x70 [ 362.985923] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 362.991462] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 362.997008] ? kasan_check_write+0x14/0x20 [ 363.001244] ? pskb_expand_head+0x6b3/0x10f0 [ 363.005663] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 363.011125] ? skb_release_data+0x880/0x880 [ 363.015449] ? __alloc_skb+0x770/0x770 [ 363.019355] ? __lock_is_held+0xb5/0x140 [ 363.023433] ? kasan_check_write+0x14/0x20 [ 363.027669] ? __skb_clone+0x6c7/0xa00 [ 363.031580] ? __copy_skb_header+0x6b0/0x6b0 [ 363.035990] ? kmem_cache_alloc+0x33a/0x730 [ 363.040329] ? skb_ensure_writable+0x15e/0x640 [ 363.044925] dev_queue_xmit+0x17/0x20 [ 363.048730] ? dev_queue_xmit+0x17/0x20 [ 363.052718] __bpf_redirect+0x5cf/0xb20 [ 363.056694] ? __switch_to_asm+0x34/0x70 [ 363.060763] bpf_clone_redirect+0x2f6/0x490 [ 363.065105] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 363.070131] ? __sched_text_start+0x8/0x8 [ 363.074279] ? retint_kernel+0x2d/0x2d [ 363.078195] ? find_held_lock+0x36/0x1c0 [ 363.082299] ? lock_acquire+0x1ed/0x520 [ 363.086312] ? bpf_test_run+0x3cb/0x780 [ 363.090314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.095880] ? check_preemption_disabled+0x48/0x280 [ 363.101438] ? kasan_check_read+0x11/0x20 [ 363.105598] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 363.110877] ? rcu_softirq_qs+0x20/0x20 [ 363.115457] ? preempt_schedule+0x4d/0x60 [ 363.119611] ? ___preempt_schedule+0x16/0x18 [ 363.124034] ? bpf_test_run+0x25d/0x780 [ 363.128043] ? netlink_diag_dump+0x2a0/0x2a0 [ 363.132458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 363.137996] ? bpf_test_init.isra.10+0x70/0x100 [ 363.142674] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 363.147442] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 363.152287] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 363.157840] ? fput+0x130/0x1a0 [ 363.161153] ? __bpf_prog_get+0x9b/0x290 [ 363.165221] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 363.170064] ? bpf_prog_test_run+0x130/0x1a0 [ 363.174484] ? __x64_sys_bpf+0x3d8/0x520 [ 363.178548] ? bpf_prog_get+0x20/0x20 [ 363.182412] ? do_syscall_64+0x1b9/0x820 [ 363.186487] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 363.191855] ? syscall_return_slowpath+0x5e0/0x5e0 [ 363.196782] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.201630] ? trace_hardirqs_on_caller+0x310/0x310 [ 363.206652] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 363.211675] ? prepare_exit_to_usermode+0x291/0x3b0 [ 363.216709] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.221561] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 363.226945] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 363.227048] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 363.233694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 363.233700] Call Trace: [ 363.233706] [ 363.233723] dump_stack+0x244/0x39d [ 363.233744] ? dump_stack_print_info.cold.1+0x20/0x20 [ 363.240273] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 363.249577] warn_alloc.cold.116+0xb7/0x1bd [ 363.252133] syz-executor3 cpuset=syz3 mems_allowed=0 [ 363.254281] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 363.287838] ? lock_downgrade+0x900/0x900 [ 363.291999] ? trace_hardirqs_off+0xb8/0x310 [ 363.296449] ? trace_hardirqs_off+0xb8/0x310 [ 363.300872] __alloc_pages_slowpath+0x26e8/0x2e10 [ 363.305747] ? warn_alloc+0x120/0x120 [ 363.309556] ? print_usage_bug+0xc0/0xc0 [ 363.313621] ? warn_alloc+0x120/0x120 [ 363.317441] ? warn_alloc+0x120/0x120 [ 363.321242] ? print_usage_bug+0xc0/0xc0 [ 363.325312] ? print_usage_bug+0xc0/0xc0 [ 363.329389] ? __lock_acquire+0x62f/0x4c20 [ 363.333633] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 363.339201] ? should_fail+0x22d/0xd01 [ 363.343098] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.348223] ? __lock_acquire+0x62f/0x4c20 [ 363.352480] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.357601] ? __lock_acquire+0x62f/0x4c20 [ 363.361833] ? should_fail+0x22d/0xd01 [ 363.365722] ? find_held_lock+0x36/0x1c0 [ 363.369824] ? mark_held_locks+0x130/0x130 [ 363.374066] ? mark_held_locks+0x130/0x130 [ 363.378339] ? zap_class+0x640/0x640 [ 363.382069] ? zap_class+0x640/0x640 [ 363.385785] ? print_usage_bug+0xc0/0xc0 [ 363.389847] ? do_raw_spin_unlock+0xa7/0x330 [ 363.394306] ? zap_class+0x640/0x640 [ 363.398033] ? print_usage_bug+0xc0/0xc0 [ 363.402098] ? wq_watchdog_touch+0x9c/0xfe [ 363.406355] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.411897] ? check_preemption_disabled+0x48/0x280 [ 363.416923] ? __lock_is_held+0xb5/0x140 [ 363.420987] __alloc_pages_nodemask+0xa80/0xde0 [ 363.425653] ? zap_class+0x640/0x640 [ 363.429374] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 363.434400] ? find_held_lock+0x36/0x1c0 [ 363.438486] ? ____cache_alloc_node+0x1c7/0x1e0 [ 363.443198] ? lock_downgrade+0x900/0x900 [ 363.447384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.452925] cache_grow_begin+0xa5/0x8c0 [ 363.456980] ? do_raw_spin_unlock+0xa7/0x330 [ 363.461399] fallback_alloc+0x204/0x2e0 [ 363.465384] ____cache_alloc_node+0x1c7/0x1e0 [ 363.469908] kmem_cache_alloc_node+0xe3/0x730 [ 363.474403] ? ipv6_get_ifaddr+0x42e/0x620 [ 363.478661] __alloc_skb+0x119/0x770 [ 363.482374] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 363.487660] ? netdev_alloc_frag+0x1f0/0x1f0 [ 363.492078] ? lock_downgrade+0x900/0x900 [ 363.496235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.501795] ? refcount_sub_and_test_checked+0x203/0x310 [ 363.507251] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 363.512706] ? addrconf_rs_timer+0x690/0x690 [ 363.517139] ndisc_alloc_skb+0x144/0x340 [ 363.521222] ndisc_send_rs+0x331/0x6e0 [ 363.525130] addrconf_rs_timer+0x314/0x690 [ 363.529393] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 363.533637] call_timer_fn+0x272/0x920 [ 363.537545] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 363.541779] ? process_timeout+0x40/0x40 [ 363.545850] ? mark_held_locks+0xc7/0x130 [ 363.549997] ? _raw_spin_unlock_irq+0x27/0x80 [ 363.554504] ? _raw_spin_unlock_irq+0x27/0x80 [ 363.558995] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 363.563237] ? lockdep_hardirqs_on+0x296/0x5b0 [ 363.567820] ? trace_hardirqs_on+0xbd/0x310 [ 363.572145] ? kasan_check_read+0x11/0x20 [ 363.576332] ? __run_timers+0x7da/0xc70 [ 363.580308] ? trace_hardirqs_off_caller+0x310/0x310 [ 363.585419] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 363.589658] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 363.593885] __run_timers+0x7e5/0xc70 [ 363.597707] ? timer_fixup_init+0x70/0x70 [ 363.601893] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 363.606908] ? zap_class+0x640/0x640 [ 363.610633] ? print_usage_bug+0xc0/0xc0 [ 363.614693] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 363.619891] ? find_held_lock+0x36/0x1c0 [ 363.623958] ? zap_class+0x640/0x640 [ 363.627681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.633220] ? check_preemption_disabled+0x48/0x280 [ 363.638253] ? __lock_is_held+0xb5/0x140 [ 363.642360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.647898] ? check_preemption_disabled+0x48/0x280 [ 363.652918] run_timer_softirq+0x52/0xb0 [ 363.656993] ? rcu_read_lock_sched_held+0x14f/0x180 [ 363.662012] __do_softirq+0x308/0xb7e [ 363.665830] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 363.670335] ? lock_downgrade+0x900/0x900 [ 363.674493] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 363.679612] ? pvclock_read_flags+0x160/0x160 [ 363.684130] ? lapic_next_event+0x5a/0x90 [ 363.688279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.693830] ? kvm_clock_read+0x18/0x30 [ 363.697821] ? kvm_sched_clock_read+0x9/0x20 [ 363.702246] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 363.707784] ? check_preemption_disabled+0x48/0x280 [ 363.712823] irq_exit+0x17f/0x1c0 [ 363.716279] smp_apic_timer_interrupt+0x1cb/0x760 [ 363.721123] ? smp_call_function_single_interrupt+0x650/0x650 [ 363.727010] ? interrupt_entry+0xb5/0xc0 [ 363.731069] ? trace_hardirqs_off_caller+0xbb/0x310 [ 363.736082] ? trace_hardirqs_off_caller+0xbb/0x310 [ 363.741108] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.745960] ? trace_hardirqs_on_caller+0x310/0x310 [ 363.750976] ? trace_hardirqs_on_caller+0x310/0x310 [ 363.755994] ? task_prio+0x50/0x50 [ 363.759537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.765074] ? check_preemption_disabled+0x48/0x280 [ 363.770124] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.774976] apic_timer_interrupt+0xf/0x20 [ 363.779201] [ 363.781455] RIP: 0010:dump_stack+0x358/0x39d [ 363.785864] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 363.804784] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 363.812509] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 363.819776] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 363.827047] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 363.834316] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 363.841591] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 363.848879] ? dump_stack+0x34f/0x39d [ 363.852697] ? dump_stack_print_info.cold.1+0x20/0x20 [ 363.857893] ? mark_held_locks+0x130/0x130 [ 363.862132] ? mark_held_locks+0x130/0x130 [ 363.866377] dump_header+0x27b/0xf72 [ 363.870104] ? pagefault_out_of_memory+0x197/0x197 [ 363.875059] ? __lock_acquire+0x62f/0x4c20 [ 363.879296] ? percpu_ref_get_many+0x240/0x240 [ 363.883890] ? print_usage_bug+0xc0/0xc0 [ 363.887959] ? zap_class+0x640/0x640 [ 363.891690] ? print_usage_bug+0xc0/0xc0 [ 363.895752] ? print_usage_bug+0xc0/0xc0 [ 363.899814] ? zap_class+0x640/0x640 [ 363.903536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 363.909079] ? find_held_lock+0x36/0x1c0 [ 363.913164] ? mark_held_locks+0xc7/0x130 [ 363.917313] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 363.922425] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 363.927536] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 363.932129] ? trace_hardirqs_on+0xbd/0x310 [ 363.936450] ? kasan_check_read+0x11/0x20 [ 363.940592] ? ___ratelimit+0x3b4/0x672 [ 363.944588] ? trace_hardirqs_off_caller+0x310/0x310 [ 363.949743] ? trace_hardirqs_on+0x310/0x310 [ 363.954157] ? lock_downgrade+0x900/0x900 [ 363.958306] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 363.963450] ? ___ratelimit+0x3b9/0x672 [ 363.967651] ? idr_get_free+0xf70/0xf70 [ 363.971655] ? find_held_lock+0x36/0x1c0 [ 363.975723] oom_kill_process.cold.27+0x10/0x903 [ 363.980473] ? zap_class+0x640/0x640 [ 363.984209] ? check_preemption_disabled+0x48/0x280 [ 363.989273] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 363.994202] ? kasan_check_read+0x11/0x20 [ 363.998355] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.003633] ? oom_evaluate_task+0x540/0x540 [ 364.008042] ? find_held_lock+0x36/0x1c0 [ 364.012107] ? out_of_memory+0x974/0x1430 [ 364.016259] ? lock_downgrade+0x900/0x900 [ 364.020436] ? check_preemption_disabled+0x48/0x280 [ 364.025456] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 364.030381] ? kasan_check_read+0x11/0x20 [ 364.034530] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.039808] ? rcu_softirq_qs+0x20/0x20 [ 364.043785] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.049342] ? oom_evaluate_task+0x302/0x540 [ 364.053776] out_of_memory+0xa84/0x1430 [ 364.057789] ? oom_killer_disable+0x3a0/0x3a0 [ 364.062315] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 364.067264] ? __ww_mutex_check_waiters+0x160/0x160 [ 364.072295] __alloc_pages_slowpath+0x2354/0x2e10 [ 364.077190] ? warn_alloc+0x120/0x120 [ 364.081006] ? mark_held_locks+0x130/0x130 [ 364.085257] ? find_get_entry+0xaae/0x1120 [ 364.089499] ? filemap_map_pages+0x1a20/0x1a20 [ 364.094128] ? zap_class+0x640/0x640 [ 364.097862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 364.103414] ? check_preemption_disabled+0x48/0x280 [ 364.108434] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.114004] ? should_fail+0x22d/0xd01 [ 364.117928] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.123033] ? zap_class+0x640/0x640 [ 364.126776] ? __lock_is_held+0xb5/0x140 [ 364.130848] ? mark_held_locks+0x130/0x130 [ 364.135092] ? lock_release+0xa00/0xa00 [ 364.139068] ? perf_trace_sched_process_exec+0x860/0x860 [ 364.144517] ? xa_load+0x2ba/0x460 [ 364.148060] ? lock_downgrade+0x900/0x900 [ 364.152240] ? __might_sleep+0x95/0x190 [ 364.156222] __alloc_pages_nodemask+0xa80/0xde0 [ 364.160908] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 364.165927] ? __page_cache_alloc+0x191/0x5c0 [ 364.170418] ? xa_load+0x2e1/0x460 [ 364.173977] ? xa_clear_mark+0x40/0x40 [ 364.177893] ? zap_class+0x640/0x640 [ 364.181629] ? zap_class+0x640/0x640 [ 364.185344] ? zap_class+0x640/0x640 [ 364.189058] ? __do_page_cache_readahead+0x663/0x810 [ 364.194169] ? find_held_lock+0x36/0x1c0 [ 364.198236] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 364.203781] alloc_pages_current+0x173/0x350 [ 364.208198] __page_cache_alloc+0x38c/0x5c0 [ 364.212515] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 364.217459] ? kasan_check_read+0x11/0x20 [ 364.221626] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.226914] ? generic_perform_write+0x6a0/0x6a0 [ 364.231670] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.237223] ? check_preemption_disabled+0x48/0x280 [ 364.242260] filemap_fault+0x1595/0x25f0 [ 364.246342] ? __lock_page_or_retry+0xa00/0xa00 [ 364.251018] ? mark_held_locks+0x130/0x130 [ 364.255268] ? filemap_map_pages+0xd6b/0x1a20 [ 364.259768] ? lock_downgrade+0x900/0x900 [ 364.263916] ? check_preemption_disabled+0x48/0x280 [ 364.268932] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 364.273873] ? kasan_check_read+0x11/0x20 [ 364.278018] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.283289] ? rcu_softirq_qs+0x20/0x20 [ 364.287278] ? filemap_map_pages+0xd92/0x1a20 [ 364.291788] ? find_get_entries_tag+0x1400/0x1400 [ 364.296641] ? __kernel_text_address+0xd/0x40 [ 364.301139] ? unwind_get_return_address+0x61/0xa0 [ 364.306089] ? lock_acquire+0x1ed/0x520 [ 364.310063] ? ext4_filemap_fault+0x7a/0xad [ 364.314412] ? lock_release+0xa00/0xa00 [ 364.318393] ? perf_trace_sched_process_exec+0x860/0x860 [ 364.323838] ? print_usage_bug+0xc0/0xc0 [ 364.327895] ? print_usage_bug+0xc0/0xc0 [ 364.331955] ? __x64_sys_read+0x73/0xb0 [ 364.335942] ? down_read+0x8d/0x120 [ 364.339580] ? ext4_filemap_fault+0x7a/0xad [ 364.343913] ? __down_interruptible+0x700/0x700 [ 364.348585] ? find_held_lock+0x36/0x1c0 [ 364.352678] ext4_filemap_fault+0x82/0xad [ 364.356822] __do_fault+0x100/0x6b0 [ 364.360445] ? lock_downgrade+0x900/0x900 [ 364.364592] ? pmd_devmap_trans_unstable+0x220/0x220 [ 364.369730] ? kasan_check_read+0x11/0x20 [ 364.373877] ? do_raw_spin_unlock+0xa7/0x330 [ 364.378284] ? do_raw_spin_trylock+0x270/0x270 [ 364.382876] __handle_mm_fault+0x3ea0/0x5be0 [ 364.387296] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 364.392143] ? find_held_lock+0x36/0x1c0 [ 364.396218] ? zap_class+0x640/0x640 [ 364.399928] ? zap_class+0x640/0x640 [ 364.403656] ? find_held_lock+0x36/0x1c0 [ 364.407731] ? handle_mm_fault+0x42a/0xc70 [ 364.411986] ? lock_downgrade+0x900/0x900 [ 364.416134] ? check_preemption_disabled+0x48/0x280 [ 364.421147] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 364.426079] ? kasan_check_read+0x11/0x20 [ 364.430226] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 364.435510] ? rcu_softirq_qs+0x20/0x20 [ 364.439484] ? trace_hardirqs_off_caller+0x310/0x310 [ 364.444622] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.450189] ? check_preemption_disabled+0x48/0x280 [ 364.455230] handle_mm_fault+0x54f/0xc70 [ 364.459296] ? __handle_mm_fault+0x5be0/0x5be0 [ 364.463887] ? find_vma+0x34/0x190 [ 364.467483] __do_page_fault+0x5e8/0xe60 [ 364.471548] ? trace_hardirqs_off+0xb8/0x310 [ 364.475963] ? kernel_write+0x120/0x120 [ 364.479949] do_page_fault+0xf2/0x7e0 [ 364.483767] ? vmalloc_sync_all+0x30/0x30 [ 364.487918] ? error_entry+0x70/0xd0 [ 364.491636] ? trace_hardirqs_off_caller+0xbb/0x310 [ 364.496654] ? trace_hardirqs_on_caller+0xc0/0x310 [ 364.501583] ? syscall_return_slowpath+0x5e0/0x5e0 [ 364.506528] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 364.511403] ? trace_hardirqs_on_caller+0x310/0x310 [ 364.516422] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 364.521873] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 364.526898] ? prepare_exit_to_usermode+0x291/0x3b0 [ 364.531916] ? page_fault+0x8/0x30 [ 364.535476] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 364.540331] ? page_fault+0x8/0x30 [ 364.543876] page_fault+0x1e/0x30 [ 364.547336] RIP: 0033:0x7ff3690bcdb4 [ 364.551088] Code: Bad RIP value. [ 364.554452] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 364.559807] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 364.567078] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 364.574351] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 364.581617] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 364.588877] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 364.596157] warn_alloc_show_mem: 1 callbacks suppressed [ 364.596169] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 364.596170] Mem-Info: [ 364.596199] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 364.596199] active_file:11 inactive_file:13 isolated_file:1 [ 364.596199] unevictable:0 dirty:0 writeback:0 unstable:0 [ 364.596199] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 364.596199] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 364.596199] free:13670 free_pcp:401 free_cma:0 [ 364.601534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 364.608870] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 364.611263] Call Trace: [ 364.644384] Node 0 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 [ 364.653741] [ 364.681393] lowmem_reserve[]: 0 2818 6321 6321 [ 364.683985] dump_stack+0x244/0x39d [ 364.710065] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 364.712209] ? dump_stack_print_info.cold.1+0x20/0x20 [ 364.716764] lowmem_reserve[]: 0 0 3503 3503 [ 364.720391] warn_alloc.cold.116+0xb7/0x1bd [ 364.747942] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 364.753129] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 364.757427] lowmem_reserve[]: 0 0 0 0 [ 364.761744] ? lock_downgrade+0x900/0x900 [ 364.790878] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 364.795731] ? trace_hardirqs_off+0xb8/0x310 [ 364.799502] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 364.803661] ? trace_hardirqs_off+0xb8/0x310 [ 364.817171] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 364.821603] __alloc_pages_slowpath+0x26e8/0x2e10 [ 364.837369] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 364.841803] ? warn_alloc+0x120/0x120 [ 364.855384] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 364.860223] ? print_usage_bug+0xc0/0xc0 [ 364.869046] 1519 total pagecache pages [ 364.872838] ? warn_alloc+0x120/0x120 [ 364.881401] 0 pages in swap cache [ 364.885467] ? warn_alloc+0x120/0x120 [ 364.889348] Swap cache stats: add 0, delete 0, find 0/0 [ 364.893245] ? print_usage_bug+0xc0/0xc0 [ 364.896673] Free swap = 0kB [ 364.900467] ? print_usage_bug+0xc0/0xc0 [ 364.905804] Total swap = 0kB [ 364.909883] ? __lock_acquire+0x62f/0x4c20 [ 364.912895] 1965979 pages RAM [ 364.916954] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 364.919947] 0 pages HighMem/MovableOnly [ 364.924170] ? should_fail+0x22d/0xd01 [ 364.927245] 342853 pages reserved [ 364.932769] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.936714] 0 pages cma reserved [ 364.940615] ? __lock_acquire+0x62f/0x4c20 [ 364.944097] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 364.949150] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.952589] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 364.956733] ? __lock_acquire+0x62f/0x4c20 [ 364.963196] rsyslogd cpuset=/ mems_allowed=0 [ 364.968290] ? should_fail+0x22d/0xd01 [ 364.990833] ? find_held_lock+0x36/0x1c0 [ 364.994918] ? mark_held_locks+0x130/0x130 [ 364.999160] ? mark_held_locks+0x130/0x130 [ 365.003412] ? zap_class+0x640/0x640 [ 365.007189] ? zap_class+0x640/0x640 [ 365.010906] ? print_usage_bug+0xc0/0xc0 [ 365.014982] ? do_raw_spin_unlock+0xa7/0x330 [ 365.019407] ? zap_class+0x640/0x640 [ 365.023125] ? print_usage_bug+0xc0/0xc0 [ 365.027213] ? wq_watchdog_touch+0x9c/0xfe [ 365.031454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.037002] ? check_preemption_disabled+0x48/0x280 [ 365.042060] ? __lock_is_held+0xb5/0x140 [ 365.046174] __alloc_pages_nodemask+0xa80/0xde0 [ 365.050856] ? zap_class+0x640/0x640 [ 365.054587] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 365.059619] ? find_held_lock+0x36/0x1c0 [ 365.063692] ? ____cache_alloc_node+0x1c7/0x1e0 [ 365.068367] ? lock_downgrade+0x900/0x900 [ 365.072538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.078093] cache_grow_begin+0xa5/0x8c0 [ 365.082157] ? do_raw_spin_unlock+0xa7/0x330 [ 365.086673] fallback_alloc+0x204/0x2e0 [ 365.090675] ____cache_alloc_node+0x1c7/0x1e0 [ 365.095180] kmem_cache_alloc_node+0xe3/0x730 [ 365.100236] ? ipv6_get_ifaddr+0x42e/0x620 [ 365.104483] __alloc_skb+0x119/0x770 [ 365.108197] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 365.113501] ? netdev_alloc_frag+0x1f0/0x1f0 [ 365.117910] ? lock_downgrade+0x900/0x900 [ 365.122085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.127628] ? refcount_sub_and_test_checked+0x203/0x310 [ 365.133083] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 365.138541] ? addrconf_rs_timer+0x690/0x690 [ 365.142992] ndisc_alloc_skb+0x144/0x340 [ 365.147057] ndisc_send_rs+0x331/0x6e0 [ 365.150953] addrconf_rs_timer+0x314/0x690 [ 365.155194] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 365.159441] call_timer_fn+0x272/0x920 [ 365.163367] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 365.167629] ? process_timeout+0x40/0x40 [ 365.171714] ? __run_timers+0x7da/0xc70 [ 365.175707] ? _raw_spin_unlock_irq+0x27/0x80 [ 365.180203] ? _raw_spin_unlock_irq+0x27/0x80 [ 365.184696] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 365.188956] ? lockdep_hardirqs_on+0x296/0x5b0 [ 365.193556] ? trace_hardirqs_on+0xbd/0x310 [ 365.197881] ? kasan_check_read+0x11/0x20 [ 365.202116] ? __run_timers+0x7da/0xc70 [ 365.206093] ? trace_hardirqs_off_caller+0x310/0x310 [ 365.211215] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 365.215486] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 365.219720] __run_timers+0x7e5/0xc70 [ 365.223547] ? timer_fixup_init+0x70/0x70 [ 365.227705] ? lock_downgrade+0x900/0x900 [ 365.231848] ? zap_class+0x640/0x640 [ 365.235576] ? pvclock_read_flags+0x160/0x160 [ 365.240071] ? hrtimer_start_range_ns+0xe00/0xe00 [ 365.244923] ? trace_hardirqs_on+0x310/0x310 [ 365.249356] ? kvm_clock_read+0x18/0x30 [ 365.253344] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 365.258382] ? ktime_get+0x2c1/0x400 [ 365.262107] ? zap_class+0x640/0x640 [ 365.265824] ? pvclock_read_flags+0x160/0x160 [ 365.270323] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.275872] ? check_preemption_disabled+0x48/0x280 [ 365.280903] ? __lock_is_held+0xb5/0x140 [ 365.284966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.290503] ? check_preemption_disabled+0x48/0x280 [ 365.295530] run_timer_softirq+0x52/0xb0 [ 365.299633] ? rcu_read_lock_sched_held+0x14f/0x180 [ 365.304693] __do_softirq+0x308/0xb7e [ 365.308515] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 365.313612] ? irq_exit+0xbd/0x1c0 [ 365.317153] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 365.322171] ? smp_reschedule_interrupt+0x109/0x650 [ 365.327191] ? smp_call_function_single_interrupt+0x650/0x650 [ 365.333074] ? ret_from_intr+0xb/0x1e [ 365.336896] ? trace_hardirqs_off_caller+0xbb/0x310 [ 365.341913] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.346798] ? trace_hardirqs_on_caller+0x310/0x310 [ 365.351832] ? task_prio+0x50/0x50 [ 365.355375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.360915] ? check_preemption_disabled+0x48/0x280 [ 365.365954] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.370803] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 365.375323] do_softirq_own_stack+0x2a/0x40 [ 365.379643] [ 365.381879] do_softirq.part.14+0x126/0x160 [ 365.386203] __local_bh_enable_ip+0x21d/0x260 [ 365.390703] __dev_queue_xmit+0x1aa3/0x3ad0 [ 365.395031] ? save_stack+0x43/0xd0 [ 365.398691] ? kasan_kmalloc+0xc7/0xe0 [ 365.402591] ? __kmalloc_node_track_caller+0x50/0x70 [ 365.407705] ? netdev_pick_tx+0x310/0x310 [ 365.411861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.417401] ? check_preemption_disabled+0x48/0x280 [ 365.422430] ? __lock_is_held+0xb5/0x140 [ 365.426499] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 365.431547] ? skb_release_data+0x1c4/0x880 [ 365.435876] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 365.441156] ? kasan_unpoison_shadow+0x35/0x50 [ 365.445741] ? skb_tx_error+0x2f0/0x2f0 [ 365.449724] ? __kmalloc_node_track_caller+0x50/0x70 [ 365.454830] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.460366] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 365.465904] ? kasan_check_write+0x14/0x20 [ 365.470133] ? pskb_expand_head+0x6b3/0x10f0 [ 365.474541] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 365.480000] ? skb_release_data+0x880/0x880 [ 365.484321] ? __alloc_skb+0x770/0x770 [ 365.488226] ? __lock_is_held+0xb5/0x140 [ 365.492296] ? kasan_check_write+0x14/0x20 [ 365.496538] ? __skb_clone+0x6c7/0xa00 [ 365.500427] ? __copy_skb_header+0x6b0/0x6b0 [ 365.504831] ? kmem_cache_alloc+0x33a/0x730 [ 365.509177] ? skb_ensure_writable+0x15e/0x640 [ 365.513769] dev_queue_xmit+0x17/0x20 [ 365.517579] ? dev_queue_xmit+0x17/0x20 [ 365.521556] __bpf_redirect+0x5cf/0xb20 [ 365.525554] ? __switch_to_asm+0x34/0x70 [ 365.529625] bpf_clone_redirect+0x2f6/0x490 [ 365.533976] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 365.538997] ? __sched_text_start+0x8/0x8 [ 365.543140] ? retint_kernel+0x2d/0x2d [ 365.547037] ? find_held_lock+0x36/0x1c0 [ 365.551114] ? lock_acquire+0x1ed/0x520 [ 365.555087] ? bpf_test_run+0x3cb/0x780 [ 365.559067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.564637] ? check_preemption_disabled+0x48/0x280 [ 365.569685] ? kasan_check_read+0x11/0x20 [ 365.573845] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 365.579129] ? rcu_softirq_qs+0x20/0x20 [ 365.583108] ? preempt_schedule+0x4d/0x60 [ 365.587271] ? ___preempt_schedule+0x16/0x18 [ 365.591683] ? bpf_test_run+0x25d/0x780 [ 365.595666] ? netlink_diag_dump+0x2a0/0x2a0 [ 365.600094] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.605636] ? bpf_test_init.isra.10+0x70/0x100 [ 365.610310] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 365.615102] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 365.619944] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 365.625494] ? fput+0x130/0x1a0 [ 365.628777] ? __bpf_prog_get+0x9b/0x290 [ 365.632865] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 365.637701] ? bpf_prog_test_run+0x130/0x1a0 [ 365.642115] ? __x64_sys_bpf+0x3d8/0x520 [ 365.646181] ? bpf_prog_get+0x20/0x20 [ 365.650000] ? do_syscall_64+0x1b9/0x820 [ 365.654078] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 365.659449] ? syscall_return_slowpath+0x5e0/0x5e0 [ 365.664380] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.669224] ? trace_hardirqs_on_caller+0x310/0x310 [ 365.674242] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 365.679256] ? prepare_exit_to_usermode+0x291/0x3b0 [ 365.684287] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.689156] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 365.694540] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 365.694609] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 365.701289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 365.701294] Call Trace: [ 365.701300] [ 365.701317] dump_stack+0x244/0x39d [ 365.701344] ? dump_stack_print_info.cold.1+0x20/0x20 [ 365.707876] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 365.717179] warn_alloc.cold.116+0xb7/0x1bd [ 365.719730] syz-executor3 cpuset=syz3 mems_allowed=0 [ 365.721874] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 365.755358] ? lock_downgrade+0x900/0x900 [ 365.759510] ? trace_hardirqs_off+0xb8/0x310 [ 365.763939] ? trace_hardirqs_off+0xb8/0x310 [ 365.768365] __alloc_pages_slowpath+0x26e8/0x2e10 [ 365.773240] ? warn_alloc+0x120/0x120 [ 365.777083] ? print_usage_bug+0xc0/0xc0 [ 365.781145] ? warn_alloc+0x120/0x120 [ 365.784954] ? warn_alloc+0x120/0x120 [ 365.788769] ? print_usage_bug+0xc0/0xc0 [ 365.792832] ? kvm_clock_read+0x18/0x30 [ 365.796804] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 365.801851] ? print_usage_bug+0xc0/0xc0 [ 365.805959] ? __lock_acquire+0x62f/0x4c20 [ 365.810227] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 365.815782] ? should_fail+0x22d/0xd01 [ 365.819683] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 365.824962] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.830067] ? __lock_acquire+0x62f/0x4c20 [ 365.834312] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.839423] ? __lock_acquire+0x62f/0x4c20 [ 365.843656] ? should_fail+0x22d/0xd01 [ 365.847562] ? rcu_irq_exit+0x1a2/0x390 [ 365.851566] ? mark_held_locks+0x130/0x130 [ 365.855812] ? mark_held_locks+0x130/0x130 [ 365.860061] ? mark_held_locks+0xc7/0x130 [ 365.864206] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 365.869234] ? zap_class+0x640/0x640 [ 365.872953] ? print_usage_bug+0xc0/0xc0 [ 365.877023] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.882580] ? check_preemption_disabled+0x48/0x280 [ 365.887650] ? __lock_is_held+0xb5/0x140 [ 365.891717] __alloc_pages_nodemask+0xa80/0xde0 [ 365.896390] ? zap_class+0x640/0x640 [ 365.900122] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 365.905161] ? find_held_lock+0x36/0x1c0 [ 365.909229] ? ____cache_alloc_node+0x1c7/0x1e0 [ 365.913897] ? lock_downgrade+0x900/0x900 [ 365.918052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.923603] cache_grow_begin+0xa5/0x8c0 [ 365.927660] ? do_raw_spin_unlock+0xa7/0x330 [ 365.932075] fallback_alloc+0x204/0x2e0 [ 365.936087] ____cache_alloc_node+0x1c7/0x1e0 [ 365.940628] kmem_cache_alloc_node+0xe3/0x730 [ 365.945120] ? ipv6_get_ifaddr+0x42e/0x620 [ 365.949386] __alloc_skb+0x119/0x770 [ 365.953112] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 365.958400] ? netdev_alloc_frag+0x1f0/0x1f0 [ 365.962812] ? lock_downgrade+0x900/0x900 [ 365.966970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 365.972689] ? refcount_sub_and_test_checked+0x203/0x310 [ 365.978149] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 365.983609] ? addrconf_rs_timer+0x690/0x690 [ 365.988035] ndisc_alloc_skb+0x144/0x340 [ 365.992107] ndisc_send_rs+0x331/0x6e0 [ 365.996003] addrconf_rs_timer+0x314/0x690 [ 366.000257] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.004518] call_timer_fn+0x272/0x920 [ 366.008408] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.012649] ? process_timeout+0x40/0x40 [ 366.016731] ? mark_held_locks+0xc7/0x130 [ 366.020882] ? _raw_spin_unlock_irq+0x27/0x80 [ 366.025377] ? _raw_spin_unlock_irq+0x27/0x80 [ 366.029869] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.034107] ? lockdep_hardirqs_on+0x296/0x5b0 [ 366.038692] ? trace_hardirqs_on+0xbd/0x310 [ 366.043019] ? kasan_check_read+0x11/0x20 [ 366.047167] ? __run_timers+0x7da/0xc70 [ 366.051175] ? trace_hardirqs_off_caller+0x310/0x310 [ 366.056296] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.060544] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 366.064796] __run_timers+0x7e5/0xc70 [ 366.068612] ? timer_fixup_init+0x70/0x70 [ 366.072761] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 366.077778] ? zap_class+0x640/0x640 [ 366.081499] ? print_usage_bug+0xc0/0xc0 [ 366.085563] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 366.090758] ? find_held_lock+0x36/0x1c0 [ 366.094845] ? zap_class+0x640/0x640 [ 366.098589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.104163] ? check_preemption_disabled+0x48/0x280 [ 366.109209] ? __lock_is_held+0xb5/0x140 [ 366.113302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.118871] ? check_preemption_disabled+0x48/0x280 [ 366.123894] run_timer_softirq+0x52/0xb0 [ 366.127974] ? rcu_read_lock_sched_held+0x14f/0x180 [ 366.132999] __do_softirq+0x308/0xb7e [ 366.136801] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 366.141293] ? lock_downgrade+0x900/0x900 [ 366.145445] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 366.150576] ? pvclock_read_flags+0x160/0x160 [ 366.155086] ? lapic_next_event+0x5a/0x90 [ 366.159241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.164805] ? kvm_clock_read+0x18/0x30 [ 366.168786] ? kvm_sched_clock_read+0x9/0x20 [ 366.173194] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.178754] ? check_preemption_disabled+0x48/0x280 [ 366.183777] irq_exit+0x17f/0x1c0 [ 366.187247] smp_apic_timer_interrupt+0x1cb/0x760 [ 366.192105] ? smp_call_function_single_interrupt+0x650/0x650 [ 366.197989] ? interrupt_entry+0xb5/0xc0 [ 366.202091] ? trace_hardirqs_off_caller+0xbb/0x310 [ 366.207105] ? trace_hardirqs_off_caller+0xbb/0x310 [ 366.212123] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.216967] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.221983] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.226996] ? task_prio+0x50/0x50 [ 366.230550] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.236102] ? check_preemption_disabled+0x48/0x280 [ 366.241120] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.245979] apic_timer_interrupt+0xf/0x20 [ 366.250237] [ 366.252474] RIP: 0010:dump_stack+0x358/0x39d [ 366.256885] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 366.275791] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 366.283495] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 366.290779] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 366.298046] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 366.305310] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 366.312596] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 366.319913] ? dump_stack+0x34f/0x39d [ 366.323743] ? dump_stack_print_info.cold.1+0x20/0x20 [ 366.328969] ? mark_held_locks+0x130/0x130 [ 366.333217] ? mark_held_locks+0x130/0x130 [ 366.337458] dump_header+0x27b/0xf72 [ 366.341184] ? pagefault_out_of_memory+0x197/0x197 [ 366.346121] ? __lock_acquire+0x62f/0x4c20 [ 366.350378] ? percpu_ref_get_many+0x240/0x240 [ 366.354971] ? print_usage_bug+0xc0/0xc0 [ 366.359041] ? zap_class+0x640/0x640 [ 366.362770] ? print_usage_bug+0xc0/0xc0 [ 366.366831] ? print_usage_bug+0xc0/0xc0 [ 366.370926] ? zap_class+0x640/0x640 [ 366.374641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.380181] ? find_held_lock+0x36/0x1c0 [ 366.384257] ? mark_held_locks+0xc7/0x130 [ 366.388422] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 366.393527] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 366.398628] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 366.403206] ? trace_hardirqs_on+0xbd/0x310 [ 366.407524] ? kasan_check_read+0x11/0x20 [ 366.411705] ? ___ratelimit+0x3b4/0x672 [ 366.415713] ? trace_hardirqs_off_caller+0x310/0x310 [ 366.420831] ? trace_hardirqs_on+0x310/0x310 [ 366.425251] ? lock_downgrade+0x900/0x900 [ 366.429431] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 366.434563] ? ___ratelimit+0x3b9/0x672 [ 366.438577] ? idr_get_free+0xf70/0xf70 [ 366.442577] ? find_held_lock+0x36/0x1c0 [ 366.446663] oom_kill_process.cold.27+0x10/0x903 [ 366.451417] ? zap_class+0x640/0x640 [ 366.455133] ? check_preemption_disabled+0x48/0x280 [ 366.460152] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 366.465082] ? kasan_check_read+0x11/0x20 [ 366.469231] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 366.474525] ? oom_evaluate_task+0x540/0x540 [ 366.478943] ? find_held_lock+0x36/0x1c0 [ 366.483042] ? out_of_memory+0x974/0x1430 [ 366.487192] ? lock_downgrade+0x900/0x900 [ 366.491362] ? check_preemption_disabled+0x48/0x280 [ 366.496402] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 366.501338] ? kasan_check_read+0x11/0x20 [ 366.505490] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 366.510776] ? rcu_softirq_qs+0x20/0x20 [ 366.514752] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.520284] ? oom_evaluate_task+0x302/0x540 [ 366.524728] out_of_memory+0xa84/0x1430 [ 366.528712] ? oom_killer_disable+0x3a0/0x3a0 [ 366.533207] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 366.538140] ? __ww_mutex_check_waiters+0x160/0x160 [ 366.543187] __alloc_pages_slowpath+0x2354/0x2e10 [ 366.548077] ? warn_alloc+0x120/0x120 [ 366.551890] ? mark_held_locks+0x130/0x130 [ 366.556129] ? find_get_entry+0xaae/0x1120 [ 366.560399] ? filemap_map_pages+0x1a20/0x1a20 [ 366.564985] ? zap_class+0x640/0x640 [ 366.568705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 366.574247] ? check_preemption_disabled+0x48/0x280 [ 366.579303] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.584857] ? should_fail+0x22d/0xd01 [ 366.588748] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.593870] ? zap_class+0x640/0x640 [ 366.597617] ? __lock_is_held+0xb5/0x140 [ 366.601691] ? mark_held_locks+0x130/0x130 [ 366.605943] ? lock_release+0xa00/0xa00 [ 366.609925] ? perf_trace_sched_process_exec+0x860/0x860 [ 366.615379] ? xa_load+0x2ba/0x460 [ 366.618951] ? lock_downgrade+0x900/0x900 [ 366.623150] ? __might_sleep+0x95/0x190 [ 366.627147] __alloc_pages_nodemask+0xa80/0xde0 [ 366.631822] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 366.636852] ? __page_cache_alloc+0x191/0x5c0 [ 366.641389] ? xa_load+0x2e1/0x460 [ 366.644966] ? xa_clear_mark+0x40/0x40 [ 366.648853] ? zap_class+0x640/0x640 [ 366.652577] ? zap_class+0x640/0x640 [ 366.656300] ? zap_class+0x640/0x640 [ 366.660023] ? __do_page_cache_readahead+0x663/0x810 [ 366.665149] ? find_held_lock+0x36/0x1c0 [ 366.669218] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 366.674765] alloc_pages_current+0x173/0x350 [ 366.679196] __page_cache_alloc+0x38c/0x5c0 [ 366.683517] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 366.688451] ? kasan_check_read+0x11/0x20 [ 366.692606] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 366.697885] ? generic_perform_write+0x6a0/0x6a0 [ 366.702639] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.708172] ? check_preemption_disabled+0x48/0x280 [ 366.713197] filemap_fault+0x1595/0x25f0 [ 366.717266] ? __lock_page_or_retry+0xa00/0xa00 [ 366.721966] ? mark_held_locks+0x130/0x130 [ 366.726244] ? filemap_map_pages+0xd6b/0x1a20 [ 366.730736] ? lock_downgrade+0x900/0x900 [ 366.734885] ? check_preemption_disabled+0x48/0x280 [ 366.739905] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 366.744952] ? kasan_check_read+0x11/0x20 [ 366.749096] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 366.754410] ? rcu_softirq_qs+0x20/0x20 [ 366.758434] ? filemap_map_pages+0xd92/0x1a20 [ 366.762946] ? find_get_entries_tag+0x1400/0x1400 [ 366.767795] ? __kernel_text_address+0xd/0x40 [ 366.772293] ? unwind_get_return_address+0x61/0xa0 [ 366.777244] ? lock_acquire+0x1ed/0x520 [ 366.781217] ? ext4_filemap_fault+0x7a/0xad [ 366.785571] ? lock_release+0xa00/0xa00 [ 366.789556] ? perf_trace_sched_process_exec+0x860/0x860 [ 366.795001] ? print_usage_bug+0xc0/0xc0 [ 366.799058] ? print_usage_bug+0xc0/0xc0 [ 366.803117] ? __x64_sys_read+0x73/0xb0 [ 366.807125] ? down_read+0x8d/0x120 [ 366.810763] ? ext4_filemap_fault+0x7a/0xad [ 366.815087] ? __down_interruptible+0x700/0x700 [ 366.819783] ? find_held_lock+0x36/0x1c0 [ 366.823865] ext4_filemap_fault+0x82/0xad [ 366.828028] __do_fault+0x100/0x6b0 [ 366.831673] ? lock_downgrade+0x900/0x900 [ 366.835826] ? pmd_devmap_trans_unstable+0x220/0x220 [ 366.840949] ? kasan_check_read+0x11/0x20 [ 366.845097] ? do_raw_spin_unlock+0xa7/0x330 [ 366.849520] ? do_raw_spin_trylock+0x270/0x270 [ 366.854120] __handle_mm_fault+0x3ea0/0x5be0 [ 366.858555] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 366.863427] ? find_held_lock+0x36/0x1c0 [ 366.867548] ? zap_class+0x640/0x640 [ 366.871304] ? zap_class+0x640/0x640 [ 366.875033] ? find_held_lock+0x36/0x1c0 [ 366.879116] ? handle_mm_fault+0x42a/0xc70 [ 366.883369] ? lock_downgrade+0x900/0x900 [ 366.887519] ? check_preemption_disabled+0x48/0x280 [ 366.892540] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 366.897471] ? kasan_check_read+0x11/0x20 [ 366.901621] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 366.906896] ? rcu_softirq_qs+0x20/0x20 [ 366.910908] ? trace_hardirqs_off_caller+0x310/0x310 [ 366.916048] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 366.921631] ? check_preemption_disabled+0x48/0x280 [ 366.926654] handle_mm_fault+0x54f/0xc70 [ 366.930717] ? __handle_mm_fault+0x5be0/0x5be0 [ 366.935318] ? find_vma+0x34/0x190 [ 366.938869] __do_page_fault+0x5e8/0xe60 [ 366.942927] ? trace_hardirqs_off+0xb8/0x310 [ 366.947340] ? kernel_write+0x120/0x120 [ 366.951359] do_page_fault+0xf2/0x7e0 [ 366.955162] ? vmalloc_sync_all+0x30/0x30 [ 366.959312] ? error_entry+0x70/0xd0 [ 366.963079] ? trace_hardirqs_off_caller+0xbb/0x310 [ 366.968124] ? trace_hardirqs_on_caller+0xc0/0x310 [ 366.973055] ? syscall_return_slowpath+0x5e0/0x5e0 [ 366.977984] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.982829] ? trace_hardirqs_on_caller+0x310/0x310 [ 366.987846] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 366.993303] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 366.998343] ? prepare_exit_to_usermode+0x291/0x3b0 [ 367.003362] ? page_fault+0x8/0x30 [ 367.006918] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.011778] ? page_fault+0x8/0x30 [ 367.015368] page_fault+0x1e/0x30 [ 367.018820] RIP: 0033:0x7ff3690bcdb4 [ 367.022546] Code: Bad RIP value. [ 367.025926] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 367.031303] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 367.038594] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 367.045875] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 367.053144] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 367.060416] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 367.067720] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 367.067726] warn_alloc_show_mem: 1 callbacks suppressed [ 367.067733] Mem-Info: [ 367.075004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 367.080381] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 367.080381] active_file:11 inactive_file:13 isolated_file:1 [ 367.080381] unevictable:0 dirty:0 writeback:0 unstable:0 [ 367.080381] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 367.080381] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 367.080381] free:13670 free_pcp:401 free_cma:0 [ 367.082753] Call Trace: [ 367.092174] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 367.125735] [ 367.128303] Node 0 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 [ 367.155979] dump_stack+0x244/0x39d [ 367.158108] lowmem_reserve[]: 0 2818 6321 6321 [ 367.184212] ? dump_stack_print_info.cold.1+0x20/0x20 [ 367.187825] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 367.192428] warn_alloc.cold.116+0xb7/0x1bd [ 367.197580] lowmem_reserve[]: 0 0 3503 3503 [ 367.225159] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 367.229455] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 367.233784] ? lock_downgrade+0x900/0x900 [ 367.238603] lowmem_reserve[]: 0 0 0 0 [ 367.267769] ? trace_hardirqs_off+0xb8/0x310 [ 367.271891] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 367.275703] ? trace_hardirqs_off+0xb8/0x310 [ 367.280097] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 367.293652] __alloc_pages_slowpath+0x26e8/0x2e10 [ 367.298032] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 367.313841] ? warn_alloc+0x120/0x120 [ 367.318666] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 367.332278] ? print_usage_bug+0xc0/0xc0 [ 367.336079] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 367.344919] ? warn_alloc+0x120/0x120 [ 367.348961] 1519 total pagecache pages [ 367.357540] ? warn_alloc+0x120/0x120 [ 367.361324] 0 pages in swap cache [ 367.365765] ? print_usage_bug+0xc0/0xc0 [ 367.369555] Swap cache stats: add 0, delete 0, find 0/0 [ 367.372997] ? print_usage_bug+0xc0/0xc0 [ 367.377031] Free swap = 0kB [ 367.382384] ? __lock_acquire+0x62f/0x4c20 [ 367.386423] Total swap = 0kB [ 367.389440] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.393650] 1965979 pages RAM [ 367.396664] ? should_fail+0x22d/0xd01 [ 367.402172] 0 pages HighMem/MovableOnly [ 367.405272] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.409136] 342853 pages reserved [ 367.413109] ? __lock_acquire+0x62f/0x4c20 [ 367.418193] 0 pages cma reserved [ 367.421636] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.425918] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 367.429209] ? __lock_acquire+0x62f/0x4c20 [ 367.429224] ? should_fail+0x22d/0xd01 [ 367.434408] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 367.440807] ? find_held_lock+0x36/0x1c0 [ 367.445018] rsyslogd cpuset=/ mems_allowed=0 [ 367.448919] ? mark_held_locks+0x130/0x130 [ 367.471613] ? mark_held_locks+0x130/0x130 [ 367.475880] ? zap_class+0x640/0x640 [ 367.479591] ? zap_class+0x640/0x640 [ 367.483303] ? print_usage_bug+0xc0/0xc0 [ 367.487385] ? do_raw_spin_unlock+0xa7/0x330 [ 367.491801] ? zap_class+0x640/0x640 [ 367.495515] ? print_usage_bug+0xc0/0xc0 [ 367.499588] ? wq_watchdog_touch+0x9c/0xfe [ 367.503829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.509424] ? check_preemption_disabled+0x48/0x280 [ 367.514470] ? __lock_is_held+0xb5/0x140 [ 367.518542] __alloc_pages_nodemask+0xa80/0xde0 [ 367.523213] ? zap_class+0x640/0x640 [ 367.526949] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 367.532028] ? find_held_lock+0x36/0x1c0 [ 367.536109] ? ____cache_alloc_node+0x1c7/0x1e0 [ 367.540780] ? lock_downgrade+0x900/0x900 [ 367.544939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.550484] cache_grow_begin+0xa5/0x8c0 [ 367.554547] ? do_raw_spin_unlock+0xa7/0x330 [ 367.558964] fallback_alloc+0x204/0x2e0 [ 367.562945] ____cache_alloc_node+0x1c7/0x1e0 [ 367.567449] kmem_cache_alloc_node+0xe3/0x730 [ 367.571961] ? ipv6_get_ifaddr+0x42e/0x620 [ 367.576221] __alloc_skb+0x119/0x770 [ 367.579931] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 367.585214] ? netdev_alloc_frag+0x1f0/0x1f0 [ 367.589632] ? lock_downgrade+0x900/0x900 [ 367.593792] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.599354] ? refcount_sub_and_test_checked+0x203/0x310 [ 367.604820] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 367.610296] ? addrconf_rs_timer+0x690/0x690 [ 367.614724] ndisc_alloc_skb+0x144/0x340 [ 367.618789] ndisc_send_rs+0x331/0x6e0 [ 367.622683] addrconf_rs_timer+0x314/0x690 [ 367.626921] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.631161] call_timer_fn+0x272/0x920 [ 367.635075] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.639313] ? process_timeout+0x40/0x40 [ 367.643396] ? __run_timers+0x7da/0xc70 [ 367.647384] ? _raw_spin_unlock_irq+0x27/0x80 [ 367.651872] ? _raw_spin_unlock_irq+0x27/0x80 [ 367.656378] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.660628] ? lockdep_hardirqs_on+0x296/0x5b0 [ 367.665213] ? trace_hardirqs_on+0xbd/0x310 [ 367.669533] ? kasan_check_read+0x11/0x20 [ 367.673694] ? __run_timers+0x7da/0xc70 [ 367.677688] ? trace_hardirqs_off_caller+0x310/0x310 [ 367.682848] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.687089] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 367.691333] __run_timers+0x7e5/0xc70 [ 367.695149] ? timer_fixup_init+0x70/0x70 [ 367.699314] ? lock_downgrade+0x900/0x900 [ 367.703500] ? zap_class+0x640/0x640 [ 367.707229] ? pvclock_read_flags+0x160/0x160 [ 367.711729] ? hrtimer_start_range_ns+0xe00/0xe00 [ 367.716601] ? trace_hardirqs_on+0x310/0x310 [ 367.721059] ? kvm_clock_read+0x18/0x30 [ 367.725039] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 367.730071] ? ktime_get+0x2c1/0x400 [ 367.733788] ? zap_class+0x640/0x640 [ 367.737504] ? pvclock_read_flags+0x160/0x160 [ 367.741997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.747532] ? check_preemption_disabled+0x48/0x280 [ 367.752569] ? __lock_is_held+0xb5/0x140 [ 367.756635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.762173] ? check_preemption_disabled+0x48/0x280 [ 367.767204] run_timer_softirq+0x52/0xb0 [ 367.771262] ? rcu_read_lock_sched_held+0x14f/0x180 [ 367.776278] __do_softirq+0x308/0xb7e [ 367.780123] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 367.785235] ? irq_exit+0xbd/0x1c0 [ 367.788773] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 367.793784] ? smp_reschedule_interrupt+0x109/0x650 [ 367.798802] ? smp_call_function_single_interrupt+0x650/0x650 [ 367.804713] ? ret_from_intr+0xb/0x1e [ 367.808542] ? trace_hardirqs_off_caller+0xbb/0x310 [ 367.813576] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.818422] ? trace_hardirqs_on_caller+0x310/0x310 [ 367.823470] ? task_prio+0x50/0x50 [ 367.827025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.832565] ? check_preemption_disabled+0x48/0x280 [ 367.837588] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.842469] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 367.846971] do_softirq_own_stack+0x2a/0x40 [ 367.851282] [ 367.853549] do_softirq.part.14+0x126/0x160 [ 367.857873] __local_bh_enable_ip+0x21d/0x260 [ 367.862378] __dev_queue_xmit+0x1aa3/0x3ad0 [ 367.866700] ? save_stack+0x43/0xd0 [ 367.870331] ? kasan_kmalloc+0xc7/0xe0 [ 367.874235] ? __kmalloc_node_track_caller+0x50/0x70 [ 367.879353] ? netdev_pick_tx+0x310/0x310 [ 367.883524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 367.889060] ? check_preemption_disabled+0x48/0x280 [ 367.894104] ? __lock_is_held+0xb5/0x140 [ 367.898173] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 367.903201] ? skb_release_data+0x1c4/0x880 [ 367.907527] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 367.912804] ? kasan_unpoison_shadow+0x35/0x50 [ 367.917392] ? skb_tx_error+0x2f0/0x2f0 [ 367.921370] ? __kmalloc_node_track_caller+0x50/0x70 [ 367.926474] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 367.932023] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 367.937563] ? kasan_check_write+0x14/0x20 [ 367.941798] ? pskb_expand_head+0x6b3/0x10f0 [ 367.946223] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 367.951685] ? skb_release_data+0x880/0x880 [ 367.956013] ? __alloc_skb+0x770/0x770 [ 367.959910] ? __lock_is_held+0xb5/0x140 [ 367.963980] ? kasan_check_write+0x14/0x20 [ 367.968217] ? __skb_clone+0x6c7/0xa00 [ 367.972129] ? __copy_skb_header+0x6b0/0x6b0 [ 367.976556] ? kmem_cache_alloc+0x33a/0x730 [ 367.980884] ? skb_ensure_writable+0x15e/0x640 [ 367.985469] dev_queue_xmit+0x17/0x20 [ 367.989285] ? dev_queue_xmit+0x17/0x20 [ 367.993256] __bpf_redirect+0x5cf/0xb20 [ 367.997223] ? __switch_to_asm+0x34/0x70 [ 368.001284] bpf_clone_redirect+0x2f6/0x490 [ 368.005611] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 368.010628] ? __sched_text_start+0x8/0x8 [ 368.014792] ? retint_kernel+0x2d/0x2d [ 368.018690] ? find_held_lock+0x36/0x1c0 [ 368.022765] ? lock_acquire+0x1ed/0x520 [ 368.026763] ? bpf_test_run+0x3cb/0x780 [ 368.030739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.036277] ? check_preemption_disabled+0x48/0x280 [ 368.041301] ? kasan_check_read+0x11/0x20 [ 368.045459] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 368.050735] ? rcu_softirq_qs+0x20/0x20 [ 368.054713] ? preempt_schedule+0x4d/0x60 [ 368.058860] ? ___preempt_schedule+0x16/0x18 [ 368.063273] ? bpf_test_run+0x25d/0x780 [ 368.067282] ? netlink_diag_dump+0x2a0/0x2a0 [ 368.071707] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.077244] ? bpf_test_init.isra.10+0x70/0x100 [ 368.081935] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 368.086703] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 368.091543] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 368.097134] ? fput+0x130/0x1a0 [ 368.100420] ? __bpf_prog_get+0x9b/0x290 [ 368.104489] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 368.109354] ? bpf_prog_test_run+0x130/0x1a0 [ 368.113769] ? __x64_sys_bpf+0x3d8/0x520 [ 368.117842] ? bpf_prog_get+0x20/0x20 [ 368.121665] ? do_syscall_64+0x1b9/0x820 [ 368.125724] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 368.131091] ? syscall_return_slowpath+0x5e0/0x5e0 [ 368.136026] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.140870] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.145888] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 368.150908] ? prepare_exit_to_usermode+0x291/0x3b0 [ 368.155933] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.160797] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 368.166183] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 368.166252] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 368.172935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 368.172940] Call Trace: [ 368.172946] [ 368.172979] dump_stack+0x244/0x39d [ 368.172997] ? dump_stack_print_info.cold.1+0x20/0x20 [ 368.179524] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 368.188821] warn_alloc.cold.116+0xb7/0x1bd [ 368.191400] syz-executor3 cpuset=syz3 mems_allowed=0 [ 368.193565] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 368.227141] ? lock_downgrade+0x900/0x900 [ 368.231312] ? trace_hardirqs_off+0xb8/0x310 [ 368.235757] ? trace_hardirqs_off+0xb8/0x310 [ 368.240174] __alloc_pages_slowpath+0x26e8/0x2e10 [ 368.245046] ? warn_alloc+0x120/0x120 [ 368.248865] ? print_usage_bug+0xc0/0xc0 [ 368.252953] ? warn_alloc+0x120/0x120 [ 368.256758] ? warn_alloc+0x120/0x120 [ 368.260563] ? print_usage_bug+0xc0/0xc0 [ 368.264627] ? kvm_clock_read+0x18/0x30 [ 368.268606] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 368.273628] ? print_usage_bug+0xc0/0xc0 [ 368.277693] ? __lock_acquire+0x62f/0x4c20 [ 368.281932] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.287480] ? should_fail+0x22d/0xd01 [ 368.291364] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 368.296651] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.301749] ? __lock_acquire+0x62f/0x4c20 [ 368.305987] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.311086] ? __lock_acquire+0x62f/0x4c20 [ 368.315316] ? should_fail+0x22d/0xd01 [ 368.319206] ? rcu_irq_exit+0x1a2/0x390 [ 368.323190] ? mark_held_locks+0x130/0x130 [ 368.327434] ? mark_held_locks+0x130/0x130 [ 368.331676] ? mark_held_locks+0xc7/0x130 [ 368.335822] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 368.340839] ? zap_class+0x640/0x640 [ 368.344560] ? print_usage_bug+0xc0/0xc0 [ 368.348643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.354185] ? check_preemption_disabled+0x48/0x280 [ 368.359213] ? __lock_is_held+0xb5/0x140 [ 368.363281] __alloc_pages_nodemask+0xa80/0xde0 [ 368.367949] ? zap_class+0x640/0x640 [ 368.371669] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 368.376697] ? find_held_lock+0x36/0x1c0 [ 368.380788] ? ____cache_alloc_node+0x1c7/0x1e0 [ 368.385475] ? lock_downgrade+0x900/0x900 [ 368.389638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.395183] cache_grow_begin+0xa5/0x8c0 [ 368.399245] ? do_raw_spin_unlock+0xa7/0x330 [ 368.403669] fallback_alloc+0x204/0x2e0 [ 368.407655] ____cache_alloc_node+0x1c7/0x1e0 [ 368.412158] kmem_cache_alloc_node+0xe3/0x730 [ 368.416654] ? ipv6_get_ifaddr+0x42e/0x620 [ 368.420913] __alloc_skb+0x119/0x770 [ 368.424625] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 368.429903] ? netdev_alloc_frag+0x1f0/0x1f0 [ 368.434380] ? lock_downgrade+0x900/0x900 [ 368.438579] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.444121] ? refcount_sub_and_test_checked+0x203/0x310 [ 368.449615] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 368.455059] ? addrconf_rs_timer+0x690/0x690 [ 368.459475] ndisc_alloc_skb+0x144/0x340 [ 368.463556] ndisc_send_rs+0x331/0x6e0 [ 368.467488] addrconf_rs_timer+0x314/0x690 [ 368.471731] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.476009] call_timer_fn+0x272/0x920 [ 368.479894] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.484140] ? process_timeout+0x40/0x40 [ 368.488222] ? mark_held_locks+0xc7/0x130 [ 368.492381] ? _raw_spin_unlock_irq+0x27/0x80 [ 368.496877] ? _raw_spin_unlock_irq+0x27/0x80 [ 368.501369] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.505618] ? lockdep_hardirqs_on+0x296/0x5b0 [ 368.510237] ? trace_hardirqs_on+0xbd/0x310 [ 368.514576] ? kasan_check_read+0x11/0x20 [ 368.518725] ? __run_timers+0x7da/0xc70 [ 368.522700] ? trace_hardirqs_off_caller+0x310/0x310 [ 368.527811] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.532055] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 368.536286] __run_timers+0x7e5/0xc70 [ 368.540130] ? timer_fixup_init+0x70/0x70 [ 368.544303] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 368.549338] ? zap_class+0x640/0x640 [ 368.553060] ? print_usage_bug+0xc0/0xc0 [ 368.557121] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 368.562313] ? find_held_lock+0x36/0x1c0 [ 368.566390] ? zap_class+0x640/0x640 [ 368.570108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.575644] ? check_preemption_disabled+0x48/0x280 [ 368.580670] ? __lock_is_held+0xb5/0x140 [ 368.584730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.590264] ? check_preemption_disabled+0x48/0x280 [ 368.595282] run_timer_softirq+0x52/0xb0 [ 368.599347] ? rcu_read_lock_sched_held+0x14f/0x180 [ 368.604367] __do_softirq+0x308/0xb7e [ 368.608168] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 368.612660] ? lock_downgrade+0x900/0x900 [ 368.616808] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 368.621914] ? pvclock_read_flags+0x160/0x160 [ 368.626409] ? lapic_next_event+0x5a/0x90 [ 368.630566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.636103] ? kvm_clock_read+0x18/0x30 [ 368.640074] ? kvm_sched_clock_read+0x9/0x20 [ 368.644499] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.650043] ? check_preemption_disabled+0x48/0x280 [ 368.655074] irq_exit+0x17f/0x1c0 [ 368.658543] smp_apic_timer_interrupt+0x1cb/0x760 [ 368.663384] ? smp_call_function_single_interrupt+0x650/0x650 [ 368.669277] ? interrupt_entry+0xb5/0xc0 [ 368.673420] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.678445] ? trace_hardirqs_off_caller+0xbb/0x310 [ 368.683469] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.688373] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.693407] ? trace_hardirqs_on_caller+0x310/0x310 [ 368.698425] ? task_prio+0x50/0x50 [ 368.701971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.707523] ? check_preemption_disabled+0x48/0x280 [ 368.712560] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.717417] apic_timer_interrupt+0xf/0x20 [ 368.721651] [ 368.723906] RIP: 0010:dump_stack+0x358/0x39d [ 368.728346] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 368.747245] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 368.754951] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 368.762219] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 368.769486] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 368.776753] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 368.784021] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 368.791305] ? dump_stack+0x34f/0x39d [ 368.795141] ? dump_stack_print_info.cold.1+0x20/0x20 [ 368.800343] ? mark_held_locks+0x130/0x130 [ 368.804577] ? mark_held_locks+0x130/0x130 [ 368.808825] dump_header+0x27b/0xf72 [ 368.812584] ? pagefault_out_of_memory+0x197/0x197 [ 368.817528] ? __lock_acquire+0x62f/0x4c20 [ 368.821769] ? percpu_ref_get_many+0x240/0x240 [ 368.826401] ? print_usage_bug+0xc0/0xc0 [ 368.830468] ? zap_class+0x640/0x640 [ 368.834202] ? print_usage_bug+0xc0/0xc0 [ 368.838267] ? print_usage_bug+0xc0/0xc0 [ 368.842337] ? zap_class+0x640/0x640 [ 368.846057] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 368.851607] ? find_held_lock+0x36/0x1c0 [ 368.855681] ? mark_held_locks+0xc7/0x130 [ 368.859842] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 368.864948] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 368.870057] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 368.874640] ? trace_hardirqs_on+0xbd/0x310 [ 368.878979] ? kasan_check_read+0x11/0x20 [ 368.883141] ? ___ratelimit+0x3b4/0x672 [ 368.887127] ? trace_hardirqs_off_caller+0x310/0x310 [ 368.892248] ? trace_hardirqs_on+0x310/0x310 [ 368.896687] ? lock_downgrade+0x900/0x900 [ 368.900842] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 368.905948] ? ___ratelimit+0x3b9/0x672 [ 368.909939] ? idr_get_free+0xf70/0xf70 [ 368.913923] ? find_held_lock+0x36/0x1c0 [ 368.918013] oom_kill_process.cold.27+0x10/0x903 [ 368.922771] ? zap_class+0x640/0x640 [ 368.926501] ? check_preemption_disabled+0x48/0x280 [ 368.931525] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 368.936453] ? kasan_check_read+0x11/0x20 [ 368.940616] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 368.945914] ? oom_evaluate_task+0x540/0x540 [ 368.950353] ? find_held_lock+0x36/0x1c0 [ 368.954429] ? out_of_memory+0x974/0x1430 [ 368.958586] ? lock_downgrade+0x900/0x900 [ 368.962756] ? check_preemption_disabled+0x48/0x280 [ 368.967801] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 368.972729] ? kasan_check_read+0x11/0x20 [ 368.976875] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 368.982172] ? rcu_softirq_qs+0x20/0x20 [ 368.986151] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 368.991688] ? oom_evaluate_task+0x302/0x540 [ 368.996102] out_of_memory+0xa84/0x1430 [ 369.000084] ? oom_killer_disable+0x3a0/0x3a0 [ 369.004589] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 369.009531] ? __ww_mutex_check_waiters+0x160/0x160 [ 369.014574] __alloc_pages_slowpath+0x2354/0x2e10 [ 369.019458] ? warn_alloc+0x120/0x120 [ 369.023262] ? mark_held_locks+0x130/0x130 [ 369.027528] ? find_get_entry+0xaae/0x1120 [ 369.031776] ? filemap_map_pages+0x1a20/0x1a20 [ 369.036379] ? zap_class+0x640/0x640 [ 369.040100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.045642] ? check_preemption_disabled+0x48/0x280 [ 369.050660] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.056202] ? should_fail+0x22d/0xd01 [ 369.060109] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.065215] ? zap_class+0x640/0x640 [ 369.068957] ? __lock_is_held+0xb5/0x140 [ 369.073032] ? mark_held_locks+0x130/0x130 [ 369.077270] ? lock_release+0xa00/0xa00 [ 369.081250] ? perf_trace_sched_process_exec+0x860/0x860 [ 369.086701] ? xa_load+0x2ba/0x460 [ 369.090248] ? lock_downgrade+0x900/0x900 [ 369.094422] ? __might_sleep+0x95/0x190 [ 369.098421] __alloc_pages_nodemask+0xa80/0xde0 [ 369.103198] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 369.108216] ? __page_cache_alloc+0x191/0x5c0 [ 369.112709] ? xa_load+0x2e1/0x460 [ 369.116253] ? xa_clear_mark+0x40/0x40 [ 369.120143] ? zap_class+0x640/0x640 [ 369.123869] ? zap_class+0x640/0x640 [ 369.127608] ? zap_class+0x640/0x640 [ 369.131344] ? __do_page_cache_readahead+0x663/0x810 [ 369.136453] ? find_held_lock+0x36/0x1c0 [ 369.140522] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 369.146073] alloc_pages_current+0x173/0x350 [ 369.150491] __page_cache_alloc+0x38c/0x5c0 [ 369.154812] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 369.159744] ? kasan_check_read+0x11/0x20 [ 369.163893] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 369.169189] ? generic_perform_write+0x6a0/0x6a0 [ 369.173972] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.179508] ? check_preemption_disabled+0x48/0x280 [ 369.184533] filemap_fault+0x1595/0x25f0 [ 369.188610] ? __lock_page_or_retry+0xa00/0xa00 [ 369.193281] ? mark_held_locks+0x130/0x130 [ 369.197530] ? filemap_map_pages+0xd6b/0x1a20 [ 369.202030] ? lock_downgrade+0x900/0x900 [ 369.206199] ? check_preemption_disabled+0x48/0x280 [ 369.211234] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 369.216162] ? kasan_check_read+0x11/0x20 [ 369.220309] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 369.225608] ? rcu_softirq_qs+0x20/0x20 [ 369.229619] ? filemap_map_pages+0xd92/0x1a20 [ 369.234127] ? find_get_entries_tag+0x1400/0x1400 [ 369.238972] ? __kernel_text_address+0xd/0x40 [ 369.243487] ? unwind_get_return_address+0x61/0xa0 [ 369.248435] ? lock_acquire+0x1ed/0x520 [ 369.252410] ? ext4_filemap_fault+0x7a/0xad [ 369.256743] ? lock_release+0xa00/0xa00 [ 369.260715] ? perf_trace_sched_process_exec+0x860/0x860 [ 369.266168] ? print_usage_bug+0xc0/0xc0 [ 369.270236] ? print_usage_bug+0xc0/0xc0 [ 369.274300] ? __x64_sys_read+0x73/0xb0 [ 369.278297] ? down_read+0x8d/0x120 [ 369.281931] ? ext4_filemap_fault+0x7a/0xad [ 369.286248] ? __down_interruptible+0x700/0x700 [ 369.290919] ? find_held_lock+0x36/0x1c0 [ 369.294985] ext4_filemap_fault+0x82/0xad [ 369.299134] __do_fault+0x100/0x6b0 [ 369.302794] ? lock_downgrade+0x900/0x900 [ 369.306944] ? pmd_devmap_trans_unstable+0x220/0x220 [ 369.312055] ? kasan_check_read+0x11/0x20 [ 369.316217] ? do_raw_spin_unlock+0xa7/0x330 [ 369.320633] ? do_raw_spin_trylock+0x270/0x270 [ 369.325229] __handle_mm_fault+0x3ea0/0x5be0 [ 369.329650] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 369.334497] ? find_held_lock+0x36/0x1c0 [ 369.338588] ? zap_class+0x640/0x640 [ 369.342309] ? zap_class+0x640/0x640 [ 369.346036] ? find_held_lock+0x36/0x1c0 [ 369.350107] ? handle_mm_fault+0x42a/0xc70 [ 369.354355] ? lock_downgrade+0x900/0x900 [ 369.358506] ? check_preemption_disabled+0x48/0x280 [ 369.363526] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 369.368453] ? kasan_check_read+0x11/0x20 [ 369.372605] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 369.377896] ? rcu_softirq_qs+0x20/0x20 [ 369.381877] ? trace_hardirqs_off_caller+0x310/0x310 [ 369.387004] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.392557] ? check_preemption_disabled+0x48/0x280 [ 369.397586] handle_mm_fault+0x54f/0xc70 [ 369.401670] ? __handle_mm_fault+0x5be0/0x5be0 [ 369.406256] ? find_vma+0x34/0x190 [ 369.409804] __do_page_fault+0x5e8/0xe60 [ 369.413868] ? trace_hardirqs_off+0xb8/0x310 [ 369.418286] ? kernel_write+0x120/0x120 [ 369.422272] do_page_fault+0xf2/0x7e0 [ 369.426143] ? vmalloc_sync_all+0x30/0x30 [ 369.430290] ? error_entry+0x70/0xd0 [ 369.434006] ? trace_hardirqs_off_caller+0xbb/0x310 [ 369.439019] ? trace_hardirqs_on_caller+0xc0/0x310 [ 369.443963] ? syscall_return_slowpath+0x5e0/0x5e0 [ 369.448921] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.453779] ? trace_hardirqs_on_caller+0x310/0x310 [ 369.458793] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 369.464273] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 369.469303] ? prepare_exit_to_usermode+0x291/0x3b0 [ 369.474340] ? page_fault+0x8/0x30 [ 369.477886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.482733] ? page_fault+0x8/0x30 [ 369.486270] page_fault+0x1e/0x30 [ 369.489721] RIP: 0033:0x7ff3690bcdb4 [ 369.493458] Code: Bad RIP value. [ 369.496837] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 369.502200] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 369.509477] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 369.516763] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 369.524030] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 369.531300] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 369.539728] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 369.539733] warn_alloc_show_mem: 1 callbacks suppressed [ 369.539740] Mem-Info: [ 369.547006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 369.552376] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 369.552376] active_file:11 inactive_file:13 isolated_file:1 [ 369.552376] unevictable:0 dirty:0 writeback:0 unstable:0 [ 369.552376] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 369.552376] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 369.552376] free:13670 free_pcp:401 free_cma:0 [ 369.554748] Call Trace: [ 369.564136] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 369.597238] [ 369.599805] Node 0 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 [ 369.627469] dump_stack+0x244/0x39d [ 369.629591] lowmem_reserve[]: 0 2818 6321 6321 [ 369.655717] ? dump_stack_print_info.cold.1+0x20/0x20 [ 369.659357] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 369.663939] warn_alloc.cold.116+0xb7/0x1bd [ 369.669094] lowmem_reserve[]: 0 0 3503 3503 [ 369.696675] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 369.700973] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 369.705303] ? lock_downgrade+0x900/0x900 [ 369.710120] lowmem_reserve[]: 0 0 0 0 [ 369.739295] ? trace_hardirqs_off+0xb8/0x310 [ 369.743417] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 369.747213] ? trace_hardirqs_off+0xb8/0x310 [ 369.751606] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 369.765123] __alloc_pages_slowpath+0x26e8/0x2e10 [ 369.769495] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 369.785288] ? warn_alloc+0x120/0x120 [ 369.790090] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 369.803689] ? print_usage_bug+0xc0/0xc0 [ 369.807487] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 369.816313] ? warn_alloc+0x120/0x120 [ 369.820372] 1519 total pagecache pages [ 369.828955] ? warn_alloc+0x120/0x120 [ 369.832738] 0 pages in swap cache [ 369.836621] ? print_usage_bug+0xc0/0xc0 [ 369.840416] Swap cache stats: add 0, delete 0, find 0/0 [ 369.843860] ? print_usage_bug+0xc0/0xc0 [ 369.847895] Free swap = 0kB [ 369.853266] ? __lock_acquire+0x62f/0x4c20 [ 369.857299] Total swap = 0kB [ 369.860318] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 369.864532] 1965979 pages RAM [ 369.867545] ? should_fail+0x22d/0xd01 [ 369.873058] 0 pages HighMem/MovableOnly [ 369.876157] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.880033] 342853 pages reserved [ 369.884014] ? __lock_acquire+0x62f/0x4c20 [ 369.889109] 0 pages cma reserved [ 369.889179] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 369.892565] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.892579] ? __lock_acquire+0x62f/0x4c20 [ 369.892595] ? should_fail+0x22d/0xd01 [ 369.896886] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 369.900188] ? find_held_lock+0x36/0x1c0 [ 369.906672] rsyslogd cpuset=/ mems_allowed=0 [ 369.911770] ? mark_held_locks+0x130/0x130 [ 369.942566] ? mark_held_locks+0x130/0x130 [ 369.946805] ? zap_class+0x640/0x640 [ 369.950521] ? zap_class+0x640/0x640 [ 369.954242] ? print_usage_bug+0xc0/0xc0 [ 369.958303] ? do_raw_spin_unlock+0xa7/0x330 [ 369.962720] ? zap_class+0x640/0x640 [ 369.966436] ? print_usage_bug+0xc0/0xc0 [ 369.970653] ? wq_watchdog_touch+0x9c/0xfe [ 369.974894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 369.980462] ? check_preemption_disabled+0x48/0x280 [ 369.985493] ? __lock_is_held+0xb5/0x140 [ 369.989562] __alloc_pages_nodemask+0xa80/0xde0 [ 369.994248] ? zap_class+0x640/0x640 [ 369.997973] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 370.003027] ? find_held_lock+0x36/0x1c0 [ 370.007099] ? ____cache_alloc_node+0x1c7/0x1e0 [ 370.011792] ? lock_downgrade+0x900/0x900 [ 370.015951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.021497] cache_grow_begin+0xa5/0x8c0 [ 370.025559] ? do_raw_spin_unlock+0xa7/0x330 [ 370.029978] fallback_alloc+0x204/0x2e0 [ 370.033988] ____cache_alloc_node+0x1c7/0x1e0 [ 370.038494] kmem_cache_alloc_node+0xe3/0x730 [ 370.043004] ? ipv6_get_ifaddr+0x42e/0x620 [ 370.047251] __alloc_skb+0x119/0x770 [ 370.050964] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 370.056246] ? netdev_alloc_frag+0x1f0/0x1f0 [ 370.060655] ? lock_downgrade+0x900/0x900 [ 370.064812] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.070364] ? refcount_sub_and_test_checked+0x203/0x310 [ 370.075826] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 370.081273] ? addrconf_rs_timer+0x690/0x690 [ 370.085701] ndisc_alloc_skb+0x144/0x340 [ 370.089768] ndisc_send_rs+0x331/0x6e0 [ 370.093677] addrconf_rs_timer+0x314/0x690 [ 370.097920] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.102165] call_timer_fn+0x272/0x920 [ 370.106053] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.110312] ? process_timeout+0x40/0x40 [ 370.114393] ? __run_timers+0x7da/0xc70 [ 370.118385] ? _raw_spin_unlock_irq+0x27/0x80 [ 370.122908] ? _raw_spin_unlock_irq+0x27/0x80 [ 370.127433] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.131670] ? lockdep_hardirqs_on+0x296/0x5b0 [ 370.136252] ? trace_hardirqs_on+0xbd/0x310 [ 370.140577] ? kasan_check_read+0x11/0x20 [ 370.144738] ? __run_timers+0x7da/0xc70 [ 370.148719] ? trace_hardirqs_off_caller+0x310/0x310 [ 370.153846] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.158086] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.162346] __run_timers+0x7e5/0xc70 [ 370.166163] ? timer_fixup_init+0x70/0x70 [ 370.170311] ? lock_downgrade+0x900/0x900 [ 370.174463] ? zap_class+0x640/0x640 [ 370.178198] ? pvclock_read_flags+0x160/0x160 [ 370.182686] ? hrtimer_start_range_ns+0xe00/0xe00 [ 370.187527] ? trace_hardirqs_on+0x310/0x310 [ 370.191945] ? kvm_clock_read+0x18/0x30 [ 370.195928] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 370.200951] ? ktime_get+0x2c1/0x400 [ 370.204697] ? zap_class+0x640/0x640 [ 370.208417] ? pvclock_read_flags+0x160/0x160 [ 370.212916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.218455] ? check_preemption_disabled+0x48/0x280 [ 370.223491] ? __lock_is_held+0xb5/0x140 [ 370.227555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.233116] ? check_preemption_disabled+0x48/0x280 [ 370.238143] run_timer_softirq+0x52/0xb0 [ 370.242208] ? rcu_read_lock_sched_held+0x14f/0x180 [ 370.247224] __do_softirq+0x308/0xb7e [ 370.251041] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 370.256142] ? irq_exit+0xbd/0x1c0 [ 370.259688] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 370.264707] ? smp_reschedule_interrupt+0x109/0x650 [ 370.269726] ? smp_call_function_single_interrupt+0x650/0x650 [ 370.275615] ? ret_from_intr+0xb/0x1e [ 370.279430] ? trace_hardirqs_off_caller+0xbb/0x310 [ 370.284469] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.289324] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.294372] ? task_prio+0x50/0x50 [ 370.297917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.303455] ? check_preemption_disabled+0x48/0x280 [ 370.308483] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.313341] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 370.317842] do_softirq_own_stack+0x2a/0x40 [ 370.322156] [ 370.324409] do_softirq.part.14+0x126/0x160 [ 370.328730] __local_bh_enable_ip+0x21d/0x260 [ 370.333228] __dev_queue_xmit+0x1aa3/0x3ad0 [ 370.337552] ? save_stack+0x43/0xd0 [ 370.341179] ? kasan_kmalloc+0xc7/0xe0 [ 370.345068] ? __kmalloc_node_track_caller+0x50/0x70 [ 370.350181] ? netdev_pick_tx+0x310/0x310 [ 370.354343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.359884] ? check_preemption_disabled+0x48/0x280 [ 370.364925] ? __lock_is_held+0xb5/0x140 [ 370.369029] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 370.374064] ? skb_release_data+0x1c4/0x880 [ 370.378389] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 370.383710] ? kasan_unpoison_shadow+0x35/0x50 [ 370.388293] ? skb_tx_error+0x2f0/0x2f0 [ 370.392278] ? __kmalloc_node_track_caller+0x50/0x70 [ 370.397417] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.402957] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 370.408532] ? kasan_check_write+0x14/0x20 [ 370.412785] ? pskb_expand_head+0x6b3/0x10f0 [ 370.417195] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 370.422659] ? skb_release_data+0x880/0x880 [ 370.426995] ? __alloc_skb+0x770/0x770 [ 370.430889] ? __lock_is_held+0xb5/0x140 [ 370.434957] ? kasan_check_write+0x14/0x20 [ 370.439192] ? __skb_clone+0x6c7/0xa00 [ 370.443081] ? __copy_skb_header+0x6b0/0x6b0 [ 370.447488] ? kmem_cache_alloc+0x33a/0x730 [ 370.451819] ? skb_ensure_writable+0x15e/0x640 [ 370.456409] dev_queue_xmit+0x17/0x20 [ 370.460207] ? dev_queue_xmit+0x17/0x20 [ 370.464178] __bpf_redirect+0x5cf/0xb20 [ 370.468235] ? __switch_to_asm+0x34/0x70 [ 370.472304] bpf_clone_redirect+0x2f6/0x490 [ 370.476646] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 370.481680] ? __sched_text_start+0x8/0x8 [ 370.485827] ? retint_kernel+0x2d/0x2d [ 370.489722] ? find_held_lock+0x36/0x1c0 [ 370.493796] ? lock_acquire+0x1ed/0x520 [ 370.497794] ? bpf_test_run+0x3cb/0x780 [ 370.501779] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.507319] ? check_preemption_disabled+0x48/0x280 [ 370.512378] ? kasan_check_read+0x11/0x20 [ 370.516527] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 370.521847] ? rcu_softirq_qs+0x20/0x20 [ 370.525825] ? preempt_schedule+0x4d/0x60 [ 370.529973] ? ___preempt_schedule+0x16/0x18 [ 370.534392] ? bpf_test_run+0x25d/0x780 [ 370.538382] ? netlink_diag_dump+0x2a0/0x2a0 [ 370.542792] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.548368] ? bpf_test_init.isra.10+0x70/0x100 [ 370.553049] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 370.557819] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 370.562663] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 370.568206] ? fput+0x130/0x1a0 [ 370.571502] ? __bpf_prog_get+0x9b/0x290 [ 370.575570] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 370.580422] ? bpf_prog_test_run+0x130/0x1a0 [ 370.584838] ? __x64_sys_bpf+0x3d8/0x520 [ 370.588915] ? bpf_prog_get+0x20/0x20 [ 370.592738] ? do_syscall_64+0x1b9/0x820 [ 370.596795] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 370.602183] ? syscall_return_slowpath+0x5e0/0x5e0 [ 370.607120] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.612014] ? trace_hardirqs_on_caller+0x310/0x310 [ 370.617027] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 370.622040] ? prepare_exit_to_usermode+0x291/0x3b0 [ 370.627055] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.631910] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 370.637292] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 370.637432] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 370.644118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 370.644123] Call Trace: [ 370.644128] [ 370.644146] dump_stack+0x244/0x39d [ 370.644166] ? dump_stack_print_info.cold.1+0x20/0x20 [ 370.650725] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 370.660021] warn_alloc.cold.116+0xb7/0x1bd [ 370.662574] syz-executor3 cpuset=syz3 mems_allowed=0 [ 370.664749] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 370.698461] ? lock_downgrade+0x900/0x900 [ 370.702631] ? trace_hardirqs_off+0xb8/0x310 [ 370.707042] ? trace_hardirqs_off+0xb8/0x310 [ 370.711458] __alloc_pages_slowpath+0x26e8/0x2e10 [ 370.716323] ? warn_alloc+0x120/0x120 [ 370.720133] ? print_usage_bug+0xc0/0xc0 [ 370.724195] ? warn_alloc+0x120/0x120 [ 370.728000] ? warn_alloc+0x120/0x120 [ 370.731811] ? print_usage_bug+0xc0/0xc0 [ 370.735876] ? print_usage_bug+0xc0/0xc0 [ 370.739952] ? __lock_acquire+0x62f/0x4c20 [ 370.744194] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 370.749731] ? should_fail+0x22d/0xd01 [ 370.753634] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 370.758789] ? __lock_acquire+0x62f/0x4c20 [ 370.763027] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 370.768128] ? __lock_acquire+0x62f/0x4c20 [ 370.772369] ? should_fail+0x22d/0xd01 [ 370.776257] ? find_held_lock+0x36/0x1c0 [ 370.780350] ? mark_held_locks+0x130/0x130 [ 370.784590] ? mark_held_locks+0x130/0x130 [ 370.788826] ? zap_class+0x640/0x640 [ 370.792546] ? zap_class+0x640/0x640 [ 370.796260] ? print_usage_bug+0xc0/0xc0 [ 370.800353] ? do_raw_spin_unlock+0xa7/0x330 [ 370.804785] ? zap_class+0x640/0x640 [ 370.808501] ? print_usage_bug+0xc0/0xc0 [ 370.812558] ? wq_watchdog_touch+0x9c/0xfe [ 370.816808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.822352] ? check_preemption_disabled+0x48/0x280 [ 370.827379] ? __lock_is_held+0xb5/0x140 [ 370.831443] __alloc_pages_nodemask+0xa80/0xde0 [ 370.836114] ? zap_class+0x640/0x640 [ 370.839848] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 370.844882] ? find_held_lock+0x36/0x1c0 [ 370.848988] ? ____cache_alloc_node+0x1c7/0x1e0 [ 370.853659] ? lock_downgrade+0x900/0x900 [ 370.857813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.863360] cache_grow_begin+0xa5/0x8c0 [ 370.867437] ? do_raw_spin_unlock+0xa7/0x330 [ 370.871849] fallback_alloc+0x204/0x2e0 [ 370.875833] ____cache_alloc_node+0x1c7/0x1e0 [ 370.880356] kmem_cache_alloc_node+0xe3/0x730 [ 370.884878] ? ipv6_get_ifaddr+0x42e/0x620 [ 370.889159] __alloc_skb+0x119/0x770 [ 370.892867] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 370.898150] ? netdev_alloc_frag+0x1f0/0x1f0 [ 370.902573] ? lock_downgrade+0x900/0x900 [ 370.906740] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 370.912281] ? refcount_sub_and_test_checked+0x203/0x310 [ 370.917731] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 370.923176] ? addrconf_rs_timer+0x690/0x690 [ 370.927592] ndisc_alloc_skb+0x144/0x340 [ 370.931661] ndisc_send_rs+0x331/0x6e0 [ 370.935553] addrconf_rs_timer+0x314/0x690 [ 370.939797] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.944042] call_timer_fn+0x272/0x920 [ 370.947942] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.952177] ? process_timeout+0x40/0x40 [ 370.956252] ? mark_held_locks+0xc7/0x130 [ 370.960403] ? _raw_spin_unlock_irq+0x27/0x80 [ 370.964922] ? _raw_spin_unlock_irq+0x27/0x80 [ 370.969417] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 370.973672] ? lockdep_hardirqs_on+0x296/0x5b0 [ 370.978269] ? trace_hardirqs_on+0xbd/0x310 [ 370.982615] ? kasan_check_read+0x11/0x20 [ 370.986780] ? __run_timers+0x7da/0xc70 [ 370.990783] ? trace_hardirqs_off_caller+0x310/0x310 [ 370.995908] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.000150] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 371.004385] __run_timers+0x7e5/0xc70 [ 371.008237] ? timer_fixup_init+0x70/0x70 [ 371.012390] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 371.017412] ? zap_class+0x640/0x640 [ 371.021158] ? print_usage_bug+0xc0/0xc0 [ 371.025245] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 371.030441] ? find_held_lock+0x36/0x1c0 [ 371.034529] ? zap_class+0x640/0x640 [ 371.038264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.043828] ? check_preemption_disabled+0x48/0x280 [ 371.048903] ? __lock_is_held+0xb5/0x140 [ 371.052980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.058541] ? check_preemption_disabled+0x48/0x280 [ 371.063595] run_timer_softirq+0x52/0xb0 [ 371.067696] ? rcu_read_lock_sched_held+0x14f/0x180 [ 371.072741] __do_softirq+0x308/0xb7e [ 371.076560] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 371.081069] ? lock_downgrade+0x900/0x900 [ 371.085229] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 371.090382] ? pvclock_read_flags+0x160/0x160 [ 371.094898] ? lapic_next_event+0x5a/0x90 [ 371.099202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.104743] ? kvm_clock_read+0x18/0x30 [ 371.108747] ? kvm_sched_clock_read+0x9/0x20 [ 371.113158] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.118709] ? check_preemption_disabled+0x48/0x280 [ 371.123757] irq_exit+0x17f/0x1c0 [ 371.127226] smp_apic_timer_interrupt+0x1cb/0x760 [ 371.132072] ? smp_call_function_single_interrupt+0x650/0x650 [ 371.137956] ? interrupt_entry+0xb5/0xc0 [ 371.142018] ? trace_hardirqs_off_caller+0xbb/0x310 [ 371.147049] ? trace_hardirqs_off_caller+0xbb/0x310 [ 371.152080] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 371.156934] ? trace_hardirqs_on_caller+0x310/0x310 [ 371.161964] ? trace_hardirqs_on_caller+0x310/0x310 [ 371.167010] ? task_prio+0x50/0x50 [ 371.170560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.176100] ? check_preemption_disabled+0x48/0x280 [ 371.181141] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 371.185990] apic_timer_interrupt+0xf/0x20 [ 371.190216] [ 371.192458] RIP: 0010:dump_stack+0x358/0x39d [ 371.196873] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 371.215770] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 371.223476] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 371.230756] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 371.238038] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 371.245304] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 371.252662] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 371.259975] ? dump_stack+0x34f/0x39d [ 371.263788] ? dump_stack_print_info.cold.1+0x20/0x20 [ 371.268996] ? mark_held_locks+0x130/0x130 [ 371.273242] ? mark_held_locks+0x130/0x130 [ 371.277480] dump_header+0x27b/0xf72 [ 371.281207] ? pagefault_out_of_memory+0x197/0x197 [ 371.286145] ? __lock_acquire+0x62f/0x4c20 [ 371.290385] ? percpu_ref_get_many+0x240/0x240 [ 371.294968] ? print_usage_bug+0xc0/0xc0 [ 371.299034] ? zap_class+0x640/0x640 [ 371.302750] ? print_usage_bug+0xc0/0xc0 [ 371.306836] ? print_usage_bug+0xc0/0xc0 [ 371.310910] ? zap_class+0x640/0x640 [ 371.314664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.320238] ? find_held_lock+0x36/0x1c0 [ 371.324323] ? mark_held_locks+0xc7/0x130 [ 371.328480] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 371.333584] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 371.338710] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 371.343292] ? trace_hardirqs_on+0xbd/0x310 [ 371.347614] ? kasan_check_read+0x11/0x20 [ 371.351781] ? ___ratelimit+0x3b4/0x672 [ 371.355767] ? trace_hardirqs_off_caller+0x310/0x310 [ 371.360867] ? trace_hardirqs_on+0x310/0x310 [ 371.365272] ? lock_downgrade+0x900/0x900 [ 371.369435] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 371.374532] ? ___ratelimit+0x3b9/0x672 [ 371.378503] ? idr_get_free+0xf70/0xf70 [ 371.382478] ? find_held_lock+0x36/0x1c0 [ 371.386556] oom_kill_process.cold.27+0x10/0x903 [ 371.391335] ? zap_class+0x640/0x640 [ 371.395049] ? check_preemption_disabled+0x48/0x280 [ 371.400094] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 371.405036] ? kasan_check_read+0x11/0x20 [ 371.409182] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 371.414511] ? oom_evaluate_task+0x540/0x540 [ 371.418953] ? find_held_lock+0x36/0x1c0 [ 371.423026] ? out_of_memory+0x974/0x1430 [ 371.427174] ? lock_downgrade+0x900/0x900 [ 371.431360] ? check_preemption_disabled+0x48/0x280 [ 371.436418] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 371.441357] ? kasan_check_read+0x11/0x20 [ 371.445502] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 371.450774] ? rcu_softirq_qs+0x20/0x20 [ 371.454754] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.460289] ? oom_evaluate_task+0x302/0x540 [ 371.464701] out_of_memory+0xa84/0x1430 [ 371.468688] ? oom_killer_disable+0x3a0/0x3a0 [ 371.473185] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 371.478121] ? __ww_mutex_check_waiters+0x160/0x160 [ 371.483168] __alloc_pages_slowpath+0x2354/0x2e10 [ 371.488040] ? warn_alloc+0x120/0x120 [ 371.491855] ? mark_held_locks+0x130/0x130 [ 371.496108] ? find_get_entry+0xaae/0x1120 [ 371.500370] ? filemap_map_pages+0x1a20/0x1a20 [ 371.504963] ? zap_class+0x640/0x640 [ 371.508711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 371.514252] ? check_preemption_disabled+0x48/0x280 [ 371.519266] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.524823] ? should_fail+0x22d/0xd01 [ 371.528720] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.533868] ? zap_class+0x640/0x640 [ 371.537612] ? __lock_is_held+0xb5/0x140 [ 371.541700] ? mark_held_locks+0x130/0x130 [ 371.545955] ? lock_release+0xa00/0xa00 [ 371.549932] ? perf_trace_sched_process_exec+0x860/0x860 [ 371.555401] ? xa_load+0x2ba/0x460 [ 371.558944] ? lock_downgrade+0x900/0x900 [ 371.563096] ? __might_sleep+0x95/0x190 [ 371.567075] __alloc_pages_nodemask+0xa80/0xde0 [ 371.571768] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 371.576802] ? __page_cache_alloc+0x191/0x5c0 [ 371.581297] ? xa_load+0x2e1/0x460 [ 371.584853] ? xa_clear_mark+0x40/0x40 [ 371.588741] ? zap_class+0x640/0x640 [ 371.592466] ? zap_class+0x640/0x640 [ 371.596193] ? zap_class+0x640/0x640 [ 371.599904] ? __do_page_cache_readahead+0x663/0x810 [ 371.605012] ? find_held_lock+0x36/0x1c0 [ 371.609076] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 371.614644] alloc_pages_current+0x173/0x350 [ 371.619081] __page_cache_alloc+0x38c/0x5c0 [ 371.623404] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 371.628339] ? kasan_check_read+0x11/0x20 [ 371.632488] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 371.637793] ? generic_perform_write+0x6a0/0x6a0 [ 371.642550] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.648089] ? check_preemption_disabled+0x48/0x280 [ 371.653114] filemap_fault+0x1595/0x25f0 [ 371.657193] ? __lock_page_or_retry+0xa00/0xa00 [ 371.661866] ? mark_held_locks+0x130/0x130 [ 371.666113] ? filemap_map_pages+0xd6b/0x1a20 [ 371.670653] ? lock_downgrade+0x900/0x900 [ 371.674834] ? check_preemption_disabled+0x48/0x280 [ 371.679855] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 371.684784] ? kasan_check_read+0x11/0x20 [ 371.688931] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 371.694205] ? rcu_softirq_qs+0x20/0x20 [ 371.698229] ? filemap_map_pages+0xd92/0x1a20 [ 371.702741] ? find_get_entries_tag+0x1400/0x1400 [ 371.707586] ? __kernel_text_address+0xd/0x40 [ 371.712082] ? unwind_get_return_address+0x61/0xa0 [ 371.717041] ? lock_acquire+0x1ed/0x520 [ 371.721012] ? ext4_filemap_fault+0x7a/0xad [ 371.725350] ? lock_release+0xa00/0xa00 [ 371.729320] ? perf_trace_sched_process_exec+0x860/0x860 [ 371.734789] ? print_usage_bug+0xc0/0xc0 [ 371.738849] ? print_usage_bug+0xc0/0xc0 [ 371.742910] ? __x64_sys_read+0x73/0xb0 [ 371.746906] ? down_read+0x8d/0x120 [ 371.750535] ? ext4_filemap_fault+0x7a/0xad [ 371.754859] ? __down_interruptible+0x700/0x700 [ 371.759532] ? find_held_lock+0x36/0x1c0 [ 371.763609] ext4_filemap_fault+0x82/0xad [ 371.767765] __do_fault+0x100/0x6b0 [ 371.771402] ? lock_downgrade+0x900/0x900 [ 371.775552] ? pmd_devmap_trans_unstable+0x220/0x220 [ 371.780664] ? kasan_check_read+0x11/0x20 [ 371.784813] ? do_raw_spin_unlock+0xa7/0x330 [ 371.789225] ? do_raw_spin_trylock+0x270/0x270 [ 371.793829] __handle_mm_fault+0x3ea0/0x5be0 [ 371.798275] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 371.803143] ? find_held_lock+0x36/0x1c0 [ 371.807243] ? zap_class+0x640/0x640 [ 371.810959] ? zap_class+0x640/0x640 [ 371.814680] ? find_held_lock+0x36/0x1c0 [ 371.818765] ? handle_mm_fault+0x42a/0xc70 [ 371.823002] ? lock_downgrade+0x900/0x900 [ 371.827149] ? check_preemption_disabled+0x48/0x280 [ 371.832166] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 371.837107] ? kasan_check_read+0x11/0x20 [ 371.841255] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 371.846534] ? rcu_softirq_qs+0x20/0x20 [ 371.850524] ? trace_hardirqs_off_caller+0x310/0x310 [ 371.855635] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 371.861176] ? check_preemption_disabled+0x48/0x280 [ 371.866203] handle_mm_fault+0x54f/0xc70 [ 371.870273] ? __handle_mm_fault+0x5be0/0x5be0 [ 371.874865] ? find_vma+0x34/0x190 [ 371.878424] __do_page_fault+0x5e8/0xe60 [ 371.882484] ? trace_hardirqs_off+0xb8/0x310 [ 371.886898] ? kernel_write+0x120/0x120 [ 371.890889] do_page_fault+0xf2/0x7e0 [ 371.894692] ? vmalloc_sync_all+0x30/0x30 [ 371.898841] ? error_entry+0x70/0xd0 [ 371.902558] ? trace_hardirqs_off_caller+0xbb/0x310 [ 371.907575] ? trace_hardirqs_on_caller+0xc0/0x310 [ 371.912511] ? syscall_return_slowpath+0x5e0/0x5e0 [ 371.917443] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 371.922307] ? trace_hardirqs_on_caller+0x310/0x310 [ 371.927340] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 371.932808] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 371.937829] ? prepare_exit_to_usermode+0x291/0x3b0 [ 371.942857] ? page_fault+0x8/0x30 [ 371.946405] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 371.951251] ? page_fault+0x8/0x30 [ 371.954800] page_fault+0x1e/0x30 [ 371.958251] RIP: 0033:0x7ff3690bcdb4 [ 371.961975] Code: Bad RIP value. [ 371.965373] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 371.970952] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 371.978218] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 371.985483] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 371.992748] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 372.000061] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 372.007374] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 372.007379] warn_alloc_show_mem: 1 callbacks suppressed [ 372.007387] Mem-Info: [ 372.014672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 372.020042] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 372.020042] active_file:11 inactive_file:13 isolated_file:1 [ 372.020042] unevictable:0 dirty:0 writeback:0 unstable:0 [ 372.020042] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 372.020042] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 372.020042] free:13670 free_pcp:401 free_cma:0 [ 372.022415] Call Trace: [ 372.031820] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 372.065187] [ 372.067778] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 372.095444] dump_stack+0x244/0x39d [ 372.097569] lowmem_reserve[]: 0 2818 6321 6321 [ 372.123672] ? dump_stack_print_info.cold.1+0x20/0x20 [ 372.127273] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 372.131859] warn_alloc.cold.116+0xb7/0x1bd [ 372.137015] lowmem_reserve[]: 0 0 3503 3503 [ 372.164605] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 372.168903] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 372.173215] ? lock_downgrade+0x900/0x900 [ 372.178029] lowmem_reserve[]: 0 0 0 0 [ 372.207168] ? trace_hardirqs_off+0xb8/0x310 [ 372.211295] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 372.215100] ? trace_hardirqs_off+0xb8/0x310 [ 372.219474] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 372.232987] __alloc_pages_slowpath+0x26e8/0x2e10 [ 372.237366] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 372.253156] ? warn_alloc+0x120/0x120 [ 372.257989] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 372.271599] ? print_usage_bug+0xc0/0xc0 [ 372.275387] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 372.284292] ? warn_alloc+0x120/0x120 [ 372.288326] 1519 total pagecache pages [ 372.296896] ? warn_alloc+0x120/0x120 [ 372.300675] 0 pages in swap cache [ 372.304551] ? print_usage_bug+0xc0/0xc0 [ 372.308349] Swap cache stats: add 0, delete 0, find 0/0 [ 372.311806] ? kvm_clock_read+0x18/0x30 [ 372.315842] Free swap = 0kB [ 372.321196] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 372.325141] Total swap = 0kB [ 372.328149] ? print_usage_bug+0xc0/0xc0 [ 372.333145] 1965979 pages RAM [ 372.336157] ? __lock_acquire+0x62f/0x4c20 [ 372.340193] 0 pages HighMem/MovableOnly [ 372.343290] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.347498] 342853 pages reserved [ 372.351491] ? should_fail+0x22d/0xd01 [ 372.357019] 0 pages cma reserved [ 372.360464] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 372.364388] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 372.367688] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.373019] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 372.379436] ? __lock_acquire+0x62f/0x4c20 [ 372.384515] rsyslogd cpuset=/ mems_allowed=0 [ 372.394557] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 372.408293] ? __lock_acquire+0x62f/0x4c20 [ 372.412542] ? should_fail+0x22d/0xd01 [ 372.416453] ? rcu_irq_exit+0x1a2/0x390 [ 372.420465] ? mark_held_locks+0x130/0x130 [ 372.424721] ? mark_held_locks+0x130/0x130 [ 372.428965] ? mark_held_locks+0xc7/0x130 [ 372.433119] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 372.438140] ? zap_class+0x640/0x640 [ 372.441855] ? print_usage_bug+0xc0/0xc0 [ 372.445921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.451490] ? check_preemption_disabled+0x48/0x280 [ 372.456533] ? __lock_is_held+0xb5/0x140 [ 372.460604] __alloc_pages_nodemask+0xa80/0xde0 [ 372.465279] ? zap_class+0x640/0x640 [ 372.468996] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 372.474020] ? find_held_lock+0x36/0x1c0 [ 372.478090] ? ____cache_alloc_node+0x1c7/0x1e0 [ 372.482763] ? lock_downgrade+0x900/0x900 [ 372.486929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.492503] cache_grow_begin+0xa5/0x8c0 [ 372.496575] ? do_raw_spin_unlock+0xa7/0x330 [ 372.501003] fallback_alloc+0x204/0x2e0 [ 372.504985] ____cache_alloc_node+0x1c7/0x1e0 [ 372.509500] kmem_cache_alloc_node+0xe3/0x730 [ 372.513996] ? ipv6_get_ifaddr+0x42e/0x620 [ 372.518243] __alloc_skb+0x119/0x770 [ 372.521971] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 372.527255] ? netdev_alloc_frag+0x1f0/0x1f0 [ 372.531662] ? lock_downgrade+0x900/0x900 [ 372.535813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.541369] ? refcount_sub_and_test_checked+0x203/0x310 [ 372.546822] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 372.552269] ? addrconf_rs_timer+0x690/0x690 [ 372.556689] ndisc_alloc_skb+0x144/0x340 [ 372.560758] ndisc_send_rs+0x331/0x6e0 [ 372.564656] addrconf_rs_timer+0x314/0x690 [ 372.568906] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.573156] call_timer_fn+0x272/0x920 [ 372.577049] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.581283] ? process_timeout+0x40/0x40 [ 372.585357] ? __run_timers+0x7da/0xc70 [ 372.589355] ? _raw_spin_unlock_irq+0x27/0x80 [ 372.593889] ? _raw_spin_unlock_irq+0x27/0x80 [ 372.598380] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.602625] ? lockdep_hardirqs_on+0x296/0x5b0 [ 372.607226] ? trace_hardirqs_on+0xbd/0x310 [ 372.611547] ? kasan_check_read+0x11/0x20 [ 372.615710] ? __run_timers+0x7da/0xc70 [ 372.619685] ? trace_hardirqs_off_caller+0x310/0x310 [ 372.624809] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.629052] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 372.633283] __run_timers+0x7e5/0xc70 [ 372.637092] ? timer_fixup_init+0x70/0x70 [ 372.641245] ? lock_downgrade+0x900/0x900 [ 372.645443] ? zap_class+0x640/0x640 [ 372.649165] ? pvclock_read_flags+0x160/0x160 [ 372.653668] ? hrtimer_start_range_ns+0xe00/0xe00 [ 372.658534] ? trace_hardirqs_on+0x310/0x310 [ 372.662948] ? kvm_clock_read+0x18/0x30 [ 372.666923] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 372.671934] ? ktime_get+0x2c1/0x400 [ 372.675649] ? zap_class+0x640/0x640 [ 372.679397] ? pvclock_read_flags+0x160/0x160 [ 372.683904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.689462] ? check_preemption_disabled+0x48/0x280 [ 372.694497] ? __lock_is_held+0xb5/0x140 [ 372.698576] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.704121] ? check_preemption_disabled+0x48/0x280 [ 372.709142] run_timer_softirq+0x52/0xb0 [ 372.713201] ? rcu_read_lock_sched_held+0x14f/0x180 [ 372.718220] __do_softirq+0x308/0xb7e [ 372.722023] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 372.727129] ? irq_exit+0xbd/0x1c0 [ 372.730674] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 372.735685] ? smp_reschedule_interrupt+0x109/0x650 [ 372.740702] ? smp_call_function_single_interrupt+0x650/0x650 [ 372.746586] ? ret_from_intr+0xb/0x1e [ 372.750383] ? trace_hardirqs_off_caller+0xbb/0x310 [ 372.755401] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.760241] ? trace_hardirqs_on_caller+0x310/0x310 [ 372.765280] ? task_prio+0x50/0x50 [ 372.768867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.774415] ? check_preemption_disabled+0x48/0x280 [ 372.779437] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.784281] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 372.788775] do_softirq_own_stack+0x2a/0x40 [ 372.793087] [ 372.795348] do_softirq.part.14+0x126/0x160 [ 372.799682] __local_bh_enable_ip+0x21d/0x260 [ 372.804172] __dev_queue_xmit+0x1aa3/0x3ad0 [ 372.808508] ? save_stack+0x43/0xd0 [ 372.812186] ? kasan_kmalloc+0xc7/0xe0 [ 372.816069] ? __kmalloc_node_track_caller+0x50/0x70 [ 372.821190] ? netdev_pick_tx+0x310/0x310 [ 372.825377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.830942] ? check_preemption_disabled+0x48/0x280 [ 372.835967] ? __lock_is_held+0xb5/0x140 [ 372.840034] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 372.845069] ? skb_release_data+0x1c4/0x880 [ 372.849396] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 372.854673] ? kasan_unpoison_shadow+0x35/0x50 [ 372.859253] ? skb_tx_error+0x2f0/0x2f0 [ 372.863242] ? __kmalloc_node_track_caller+0x50/0x70 [ 372.868349] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 372.873886] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 372.879423] ? kasan_check_write+0x14/0x20 [ 372.883656] ? pskb_expand_head+0x6b3/0x10f0 [ 372.888095] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 372.893613] ? skb_release_data+0x880/0x880 [ 372.897943] ? __alloc_skb+0x770/0x770 [ 372.901835] ? __lock_is_held+0xb5/0x140 [ 372.905933] ? kasan_check_write+0x14/0x20 [ 372.910181] ? __skb_clone+0x6c7/0xa00 [ 372.914071] ? __copy_skb_header+0x6b0/0x6b0 [ 372.918506] ? kmem_cache_alloc+0x33a/0x730 [ 372.922849] ? skb_ensure_writable+0x15e/0x640 [ 372.927450] dev_queue_xmit+0x17/0x20 [ 372.931278] ? dev_queue_xmit+0x17/0x20 [ 372.935249] __bpf_redirect+0x5cf/0xb20 [ 372.939221] ? __switch_to_asm+0x34/0x70 [ 372.943285] bpf_clone_redirect+0x2f6/0x490 [ 372.947611] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 372.952627] ? __sched_text_start+0x8/0x8 [ 372.956771] ? retint_kernel+0x2d/0x2d [ 372.960664] ? find_held_lock+0x36/0x1c0 [ 372.964741] ? lock_acquire+0x1ed/0x520 [ 372.968712] ? bpf_test_run+0x3cb/0x780 [ 372.972684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 372.978246] ? check_preemption_disabled+0x48/0x280 [ 372.983280] ? kasan_check_read+0x11/0x20 [ 372.987424] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 372.992695] ? rcu_softirq_qs+0x20/0x20 [ 372.996667] ? preempt_schedule+0x4d/0x60 [ 373.000813] ? ___preempt_schedule+0x16/0x18 [ 373.005225] ? bpf_test_run+0x25d/0x780 [ 373.009219] ? netlink_diag_dump+0x2a0/0x2a0 [ 373.013672] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.019215] ? bpf_test_init.isra.10+0x70/0x100 [ 373.023896] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 373.028664] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 373.033538] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 373.039079] ? fput+0x130/0x1a0 [ 373.042371] ? __bpf_prog_get+0x9b/0x290 [ 373.046456] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 373.051299] ? bpf_prog_test_run+0x130/0x1a0 [ 373.055727] ? __x64_sys_bpf+0x3d8/0x520 [ 373.059802] ? bpf_prog_get+0x20/0x20 [ 373.063621] ? do_syscall_64+0x1b9/0x820 [ 373.067685] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 373.073051] ? syscall_return_slowpath+0x5e0/0x5e0 [ 373.077980] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.082835] ? trace_hardirqs_on_caller+0x310/0x310 [ 373.087877] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 373.092897] ? prepare_exit_to_usermode+0x291/0x3b0 [ 373.097925] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.103254] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 373.108653] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 373.108741] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 373.115402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 373.115407] Call Trace: [ 373.115413] [ 373.115432] dump_stack+0x244/0x39d [ 373.115451] ? dump_stack_print_info.cold.1+0x20/0x20 [ 373.122057] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 373.131283] warn_alloc.cold.116+0xb7/0x1bd [ 373.133837] syz-executor3 cpuset=syz3 mems_allowed=0 [ 373.136031] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 373.169527] ? lock_downgrade+0x900/0x900 [ 373.173694] ? trace_hardirqs_off+0xb8/0x310 [ 373.178111] ? trace_hardirqs_off+0xb8/0x310 [ 373.182534] __alloc_pages_slowpath+0x26e8/0x2e10 [ 373.187409] ? warn_alloc+0x120/0x120 [ 373.191213] ? print_usage_bug+0xc0/0xc0 [ 373.195278] ? warn_alloc+0x120/0x120 [ 373.199101] ? warn_alloc+0x120/0x120 [ 373.202905] ? print_usage_bug+0xc0/0xc0 [ 373.206969] ? kvm_clock_read+0x18/0x30 [ 373.210942] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 373.215958] ? print_usage_bug+0xc0/0xc0 [ 373.220083] ? __lock_acquire+0x62f/0x4c20 [ 373.224366] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.229907] ? should_fail+0x22d/0xd01 [ 373.233792] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 373.239067] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.244168] ? __lock_acquire+0x62f/0x4c20 [ 373.248406] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.253522] ? __lock_acquire+0x62f/0x4c20 [ 373.257752] ? should_fail+0x22d/0xd01 [ 373.261636] ? rcu_irq_exit+0x1a2/0x390 [ 373.265654] ? mark_held_locks+0x130/0x130 [ 373.269896] ? mark_held_locks+0x130/0x130 [ 373.274151] ? mark_held_locks+0xc7/0x130 [ 373.278299] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 373.283371] ? zap_class+0x640/0x640 [ 373.287114] ? print_usage_bug+0xc0/0xc0 [ 373.291175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.296725] ? check_preemption_disabled+0x48/0x280 [ 373.301786] ? __lock_is_held+0xb5/0x140 [ 373.305897] __alloc_pages_nodemask+0xa80/0xde0 [ 373.310564] ? zap_class+0x640/0x640 [ 373.314286] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 373.319311] ? find_held_lock+0x36/0x1c0 [ 373.323400] ? ____cache_alloc_node+0x1c7/0x1e0 [ 373.328069] ? lock_downgrade+0x900/0x900 [ 373.332224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.337769] cache_grow_begin+0xa5/0x8c0 [ 373.341831] ? do_raw_spin_unlock+0xa7/0x330 [ 373.346249] fallback_alloc+0x204/0x2e0 [ 373.350248] ____cache_alloc_node+0x1c7/0x1e0 [ 373.354747] kmem_cache_alloc_node+0xe3/0x730 [ 373.359258] ? ipv6_get_ifaddr+0x42e/0x620 [ 373.363531] __alloc_skb+0x119/0x770 [ 373.367245] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 373.372527] ? netdev_alloc_frag+0x1f0/0x1f0 [ 373.376934] ? lock_downgrade+0x900/0x900 [ 373.381092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.386701] ? refcount_sub_and_test_checked+0x203/0x310 [ 373.392163] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 373.397630] ? addrconf_rs_timer+0x690/0x690 [ 373.402067] ndisc_alloc_skb+0x144/0x340 [ 373.406141] ndisc_send_rs+0x331/0x6e0 [ 373.410045] addrconf_rs_timer+0x314/0x690 [ 373.414297] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.418553] call_timer_fn+0x272/0x920 [ 373.422436] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.426682] ? process_timeout+0x40/0x40 [ 373.430764] ? mark_held_locks+0xc7/0x130 [ 373.434923] ? _raw_spin_unlock_irq+0x27/0x80 [ 373.439420] ? _raw_spin_unlock_irq+0x27/0x80 [ 373.443915] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.448147] ? lockdep_hardirqs_on+0x296/0x5b0 [ 373.452733] ? trace_hardirqs_on+0xbd/0x310 [ 373.457067] ? kasan_check_read+0x11/0x20 [ 373.461215] ? __run_timers+0x7da/0xc70 [ 373.465221] ? trace_hardirqs_off_caller+0x310/0x310 [ 373.470369] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.474617] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 373.478855] __run_timers+0x7e5/0xc70 [ 373.482671] ? timer_fixup_init+0x70/0x70 [ 373.486834] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 373.491854] ? zap_class+0x640/0x640 [ 373.495583] ? print_usage_bug+0xc0/0xc0 [ 373.499667] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 373.504863] ? find_held_lock+0x36/0x1c0 [ 373.508930] ? zap_class+0x640/0x640 [ 373.512660] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.518196] ? check_preemption_disabled+0x48/0x280 [ 373.523256] ? __lock_is_held+0xb5/0x140 [ 373.527345] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.532883] ? check_preemption_disabled+0x48/0x280 [ 373.537922] run_timer_softirq+0x52/0xb0 [ 373.541981] ? rcu_read_lock_sched_held+0x14f/0x180 [ 373.547018] __do_softirq+0x308/0xb7e [ 373.550823] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 373.555321] ? lock_downgrade+0x900/0x900 [ 373.559484] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 373.564597] ? pvclock_read_flags+0x160/0x160 [ 373.569098] ? lapic_next_event+0x5a/0x90 [ 373.573251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.578823] ? kvm_clock_read+0x18/0x30 [ 373.582799] ? kvm_sched_clock_read+0x9/0x20 [ 373.587205] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.592740] ? check_preemption_disabled+0x48/0x280 [ 373.597774] irq_exit+0x17f/0x1c0 [ 373.601226] smp_apic_timer_interrupt+0x1cb/0x760 [ 373.606069] ? smp_call_function_single_interrupt+0x650/0x650 [ 373.611964] ? interrupt_entry+0xb5/0xc0 [ 373.616030] ? trace_hardirqs_off_caller+0xbb/0x310 [ 373.621077] ? trace_hardirqs_off_caller+0xbb/0x310 [ 373.626094] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.630937] ? trace_hardirqs_on_caller+0x310/0x310 [ 373.635949] ? trace_hardirqs_on_caller+0x310/0x310 [ 373.640961] ? task_prio+0x50/0x50 [ 373.644502] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.650053] ? check_preemption_disabled+0x48/0x280 [ 373.655090] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.659942] apic_timer_interrupt+0xf/0x20 [ 373.664174] [ 373.666430] RIP: 0010:dump_stack+0x358/0x39d [ 373.670854] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 373.689750] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 373.697485] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 373.704777] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 373.712039] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 373.719301] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 373.726571] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 373.733850] ? dump_stack+0x34f/0x39d [ 373.737727] ? dump_stack_print_info.cold.1+0x20/0x20 [ 373.742916] ? mark_held_locks+0x130/0x130 [ 373.747145] ? mark_held_locks+0x130/0x130 [ 373.751394] dump_header+0x27b/0xf72 [ 373.755111] ? pagefault_out_of_memory+0x197/0x197 [ 373.760049] ? __lock_acquire+0x62f/0x4c20 [ 373.764284] ? percpu_ref_get_many+0x240/0x240 [ 373.768867] ? print_usage_bug+0xc0/0xc0 [ 373.772931] ? zap_class+0x640/0x640 [ 373.776654] ? print_usage_bug+0xc0/0xc0 [ 373.780739] ? print_usage_bug+0xc0/0xc0 [ 373.784801] ? zap_class+0x640/0x640 [ 373.788548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.794098] ? find_held_lock+0x36/0x1c0 [ 373.798175] ? mark_held_locks+0xc7/0x130 [ 373.802323] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 373.807444] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 373.812549] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 373.817135] ? trace_hardirqs_on+0xbd/0x310 [ 373.821469] ? kasan_check_read+0x11/0x20 [ 373.825624] ? ___ratelimit+0x3b4/0x672 [ 373.829601] ? trace_hardirqs_off_caller+0x310/0x310 [ 373.834721] ? trace_hardirqs_on+0x310/0x310 [ 373.839132] ? lock_downgrade+0x900/0x900 [ 373.843306] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 373.848415] ? ___ratelimit+0x3b9/0x672 [ 373.852396] ? idr_get_free+0xf70/0xf70 [ 373.856371] ? find_held_lock+0x36/0x1c0 [ 373.860440] oom_kill_process.cold.27+0x10/0x903 [ 373.865209] ? zap_class+0x640/0x640 [ 373.868923] ? check_preemption_disabled+0x48/0x280 [ 373.873940] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 373.878887] ? kasan_check_read+0x11/0x20 [ 373.883049] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 373.888326] ? oom_evaluate_task+0x540/0x540 [ 373.892756] ? find_held_lock+0x36/0x1c0 [ 373.896820] ? out_of_memory+0x974/0x1430 [ 373.900969] ? lock_downgrade+0x900/0x900 [ 373.905113] ? check_preemption_disabled+0x48/0x280 [ 373.910131] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 373.915055] ? kasan_check_read+0x11/0x20 [ 373.919198] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 373.924471] ? rcu_softirq_qs+0x20/0x20 [ 373.928450] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.933990] ? oom_evaluate_task+0x302/0x540 [ 373.938430] out_of_memory+0xa84/0x1430 [ 373.942457] ? oom_killer_disable+0x3a0/0x3a0 [ 373.946963] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 373.951893] ? __ww_mutex_check_waiters+0x160/0x160 [ 373.956918] __alloc_pages_slowpath+0x2354/0x2e10 [ 373.961785] ? warn_alloc+0x120/0x120 [ 373.965587] ? mark_held_locks+0x130/0x130 [ 373.969929] ? find_get_entry+0xaae/0x1120 [ 373.974176] ? filemap_map_pages+0x1a20/0x1a20 [ 373.978762] ? zap_class+0x640/0x640 [ 373.982505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 373.988044] ? check_preemption_disabled+0x48/0x280 [ 373.993063] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 373.998598] ? should_fail+0x22d/0xd01 [ 374.002495] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.007644] ? zap_class+0x640/0x640 [ 374.011401] ? __lock_is_held+0xb5/0x140 [ 374.015474] ? mark_held_locks+0x130/0x130 [ 374.019733] ? lock_release+0xa00/0xa00 [ 374.023709] ? perf_trace_sched_process_exec+0x860/0x860 [ 374.029186] ? xa_load+0x2ba/0x460 [ 374.032727] ? lock_downgrade+0x900/0x900 [ 374.036884] ? __might_sleep+0x95/0x190 [ 374.040876] __alloc_pages_nodemask+0xa80/0xde0 [ 374.045563] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 374.050581] ? __page_cache_alloc+0x191/0x5c0 [ 374.055076] ? xa_load+0x2e1/0x460 [ 374.058621] ? xa_clear_mark+0x40/0x40 [ 374.062524] ? zap_class+0x640/0x640 [ 374.066252] ? zap_class+0x640/0x640 [ 374.069967] ? zap_class+0x640/0x640 [ 374.073689] ? __do_page_cache_readahead+0x663/0x810 [ 374.078799] ? find_held_lock+0x36/0x1c0 [ 374.082864] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 374.088406] alloc_pages_current+0x173/0x350 [ 374.092819] __page_cache_alloc+0x38c/0x5c0 [ 374.097145] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 374.102073] ? kasan_check_read+0x11/0x20 [ 374.106220] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 374.111504] ? generic_perform_write+0x6a0/0x6a0 [ 374.116276] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.121819] ? check_preemption_disabled+0x48/0x280 [ 374.126845] filemap_fault+0x1595/0x25f0 [ 374.130924] ? __lock_page_or_retry+0xa00/0xa00 [ 374.135598] ? mark_held_locks+0x130/0x130 [ 374.139844] ? filemap_map_pages+0xd6b/0x1a20 [ 374.144358] ? lock_downgrade+0x900/0x900 [ 374.148508] ? check_preemption_disabled+0x48/0x280 [ 374.153529] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 374.158461] ? kasan_check_read+0x11/0x20 [ 374.162612] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 374.167887] ? rcu_softirq_qs+0x20/0x20 [ 374.171873] ? filemap_map_pages+0xd92/0x1a20 [ 374.176380] ? find_get_entries_tag+0x1400/0x1400 [ 374.181225] ? __kernel_text_address+0xd/0x40 [ 374.185721] ? unwind_get_return_address+0x61/0xa0 [ 374.190665] ? lock_acquire+0x1ed/0x520 [ 374.194640] ? ext4_filemap_fault+0x7a/0xad [ 374.198966] ? lock_release+0xa00/0xa00 [ 374.202931] ? perf_trace_sched_process_exec+0x860/0x860 [ 374.208372] ? print_usage_bug+0xc0/0xc0 [ 374.212426] ? print_usage_bug+0xc0/0xc0 [ 374.216498] ? __x64_sys_read+0x73/0xb0 [ 374.220485] ? down_read+0x8d/0x120 [ 374.224108] ? ext4_filemap_fault+0x7a/0xad [ 374.228427] ? __down_interruptible+0x700/0x700 [ 374.233098] ? find_held_lock+0x36/0x1c0 [ 374.237160] ext4_filemap_fault+0x82/0xad [ 374.241309] __do_fault+0x100/0x6b0 [ 374.244939] ? lock_downgrade+0x900/0x900 [ 374.249101] ? pmd_devmap_trans_unstable+0x220/0x220 [ 374.254232] ? kasan_check_read+0x11/0x20 [ 374.258424] ? do_raw_spin_unlock+0xa7/0x330 [ 374.262830] ? do_raw_spin_trylock+0x270/0x270 [ 374.267422] __handle_mm_fault+0x3ea0/0x5be0 [ 374.271852] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 374.276736] ? find_held_lock+0x36/0x1c0 [ 374.280812] ? zap_class+0x640/0x640 [ 374.284526] ? zap_class+0x640/0x640 [ 374.288242] ? find_held_lock+0x36/0x1c0 [ 374.292312] ? handle_mm_fault+0x42a/0xc70 [ 374.296551] ? lock_downgrade+0x900/0x900 [ 374.300710] ? check_preemption_disabled+0x48/0x280 [ 374.305740] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 374.310696] ? kasan_check_read+0x11/0x20 [ 374.314851] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 374.320150] ? rcu_softirq_qs+0x20/0x20 [ 374.324129] ? trace_hardirqs_off_caller+0x310/0x310 [ 374.329232] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.334768] ? check_preemption_disabled+0x48/0x280 [ 374.339793] handle_mm_fault+0x54f/0xc70 [ 374.343876] ? __handle_mm_fault+0x5be0/0x5be0 [ 374.348464] ? find_vma+0x34/0x190 [ 374.352025] __do_page_fault+0x5e8/0xe60 [ 374.356081] ? trace_hardirqs_off+0xb8/0x310 [ 374.360484] ? kernel_write+0x120/0x120 [ 374.364469] do_page_fault+0xf2/0x7e0 [ 374.368265] ? vmalloc_sync_all+0x30/0x30 [ 374.372409] ? error_entry+0x70/0xd0 [ 374.376135] ? trace_hardirqs_off_caller+0xbb/0x310 [ 374.381147] ? trace_hardirqs_on_caller+0xc0/0x310 [ 374.386092] ? syscall_return_slowpath+0x5e0/0x5e0 [ 374.391032] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.395873] ? trace_hardirqs_on_caller+0x310/0x310 [ 374.400893] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 374.406355] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 374.411416] ? prepare_exit_to_usermode+0x291/0x3b0 [ 374.416428] ? page_fault+0x8/0x30 [ 374.419969] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.424814] ? page_fault+0x8/0x30 [ 374.428375] page_fault+0x1e/0x30 [ 374.431840] RIP: 0033:0x7ff3690bcdb4 [ 374.435575] Code: Bad RIP value. [ 374.438938] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 374.444296] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 374.451578] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 374.458860] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 374.466155] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 374.473431] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 374.480718] warn_alloc_show_mem: 1 callbacks suppressed [ 374.480730] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 374.480732] Mem-Info: [ 374.480764] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 374.480764] active_file:11 inactive_file:13 isolated_file:1 [ 374.480764] unevictable:0 dirty:0 writeback:0 unstable:0 [ 374.480764] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 374.480764] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 374.480764] free:13670 free_pcp:401 free_cma:0 [ 374.486100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 374.493385] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 374.495783] Call Trace: [ 374.528911] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 374.538254] [ 374.565955] lowmem_reserve[]: 0 2818 6321 6321 [ 374.568584] dump_stack+0x244/0x39d [ 374.594702] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 374.596847] ? dump_stack_print_info.cold.1+0x20/0x20 [ 374.601402] lowmem_reserve[]: 0 0 3503 3503 [ 374.605032] warn_alloc.cold.116+0xb7/0x1bd [ 374.632597] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 374.637788] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 374.642076] lowmem_reserve[]: 0 0 0 0 [ 374.646405] ? lock_downgrade+0x900/0x900 [ 374.675539] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 374.680404] ? trace_hardirqs_off+0xb8/0x310 [ 374.684196] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 374.688347] ? trace_hardirqs_off+0xb8/0x310 [ 374.701849] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 374.706310] __alloc_pages_slowpath+0x26e8/0x2e10 [ 374.722067] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 374.726490] ? warn_alloc+0x120/0x120 [ 374.740087] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 374.744910] ? warn_alloc+0x120/0x120 [ 374.753719] 1519 total pagecache pages [ 374.757528] ? warn_alloc+0x120/0x120 [ 374.766082] 0 pages in swap cache [ 374.769868] ? print_usage_bug+0xc0/0xc0 [ 374.773736] Swap cache stats: add 0, delete 0, find 0/0 [ 374.777523] ? idle_cpu+0x1d0/0x1d0 [ 374.780949] Free swap = 0kB [ 374.784999] ? print_usage_bug+0xc0/0xc0 [ 374.790362] Total swap = 0kB [ 374.793982] ? __lock_is_held+0xb5/0x140 [ 374.796990] 1965979 pages RAM [ 374.801040] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 374.804032] 0 pages HighMem/MovableOnly [ 374.808080] ? should_fail+0x22d/0xd01 [ 374.811155] 342853 pages reserved [ 374.816680] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.820648] 0 pages cma reserved [ 374.824522] ? __lock_acquire+0x62f/0x4c20 [ 374.828017] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 374.833049] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.833062] ? __lock_acquire+0x62f/0x4c20 [ 374.833078] ? should_fail+0x22d/0xd01 [ 374.836544] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 374.840709] ? mark_held_locks+0x130/0x130 [ 374.847174] rsyslogd cpuset=/ mems_allowed=0 [ 374.852270] ? mark_held_locks+0x130/0x130 [ 374.883226] ? __enqueue_entity+0x10d/0x1f0 [ 374.887555] ? zap_class+0x640/0x640 [ 374.891278] ? print_usage_bug+0xc0/0xc0 [ 374.895372] ? enqueue_entity+0x34b/0x20a0 [ 374.899605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.905179] ? check_preemption_disabled+0x48/0x280 [ 374.910221] ? __lock_is_held+0xb5/0x140 [ 374.914282] __alloc_pages_nodemask+0xa80/0xde0 [ 374.918945] ? zap_class+0x640/0x640 [ 374.922662] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 374.927682] ? find_held_lock+0x36/0x1c0 [ 374.931754] ? ____cache_alloc_node+0x1c7/0x1e0 [ 374.936449] ? lock_downgrade+0x900/0x900 [ 374.940607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.946200] cache_grow_begin+0xa5/0x8c0 [ 374.950262] ? do_raw_spin_unlock+0xa7/0x330 [ 374.954689] fallback_alloc+0x204/0x2e0 [ 374.958691] ____cache_alloc_node+0x1c7/0x1e0 [ 374.963186] kmem_cache_alloc_node+0xe3/0x730 [ 374.967678] ? ipv6_get_ifaddr+0x42e/0x620 [ 374.971917] __alloc_skb+0x119/0x770 [ 374.975652] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 374.980946] ? netdev_alloc_frag+0x1f0/0x1f0 [ 374.985354] ? lock_downgrade+0x900/0x900 [ 374.989507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 374.995038] ? refcount_sub_and_test_checked+0x203/0x310 [ 375.000488] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 375.005953] ? addrconf_rs_timer+0x690/0x690 [ 375.010384] ndisc_alloc_skb+0x144/0x340 [ 375.014450] ndisc_send_rs+0x331/0x6e0 [ 375.018355] addrconf_rs_timer+0x314/0x690 [ 375.022601] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.026850] call_timer_fn+0x272/0x920 [ 375.030739] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.034973] ? process_timeout+0x40/0x40 [ 375.039043] ? __run_timers+0x7da/0xc70 [ 375.043020] ? _raw_spin_unlock_irq+0x27/0x80 [ 375.047515] ? _raw_spin_unlock_irq+0x27/0x80 [ 375.052010] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.056252] ? lockdep_hardirqs_on+0x296/0x5b0 [ 375.060849] ? trace_hardirqs_on+0xbd/0x310 [ 375.065175] ? kasan_check_read+0x11/0x20 [ 375.069324] ? __run_timers+0x7da/0xc70 [ 375.073312] ? trace_hardirqs_off_caller+0x310/0x310 [ 375.078436] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.082669] __run_timers+0x7e5/0xc70 [ 375.086479] ? timer_fixup_init+0x70/0x70 [ 375.090656] ? lock_downgrade+0x900/0x900 [ 375.094807] ? zap_class+0x640/0x640 [ 375.098546] ? pvclock_read_flags+0x160/0x160 [ 375.103519] ? hrtimer_start_range_ns+0xe00/0xe00 [ 375.108384] ? trace_hardirqs_on+0x310/0x310 [ 375.112808] ? kvm_clock_read+0x18/0x30 [ 375.116782] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 375.121812] ? ktime_get+0x2c1/0x400 [ 375.125530] ? zap_class+0x640/0x640 [ 375.129250] ? pvclock_read_flags+0x160/0x160 [ 375.133761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.139311] ? check_preemption_disabled+0x48/0x280 [ 375.144350] ? __lock_is_held+0xb5/0x140 [ 375.148415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.153955] ? check_preemption_disabled+0x48/0x280 [ 375.158973] run_timer_softirq+0x52/0xb0 [ 375.163033] ? rcu_read_lock_sched_held+0x14f/0x180 [ 375.168063] __do_softirq+0x308/0xb7e [ 375.171879] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 375.176979] ? irq_exit+0xbd/0x1c0 [ 375.180517] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 375.185554] ? smp_reschedule_interrupt+0x109/0x650 [ 375.190587] ? smp_call_function_single_interrupt+0x650/0x650 [ 375.196485] ? ret_from_intr+0xb/0x1e [ 375.200287] ? trace_hardirqs_off_caller+0xbb/0x310 [ 375.205305] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.210156] ? trace_hardirqs_on_caller+0x310/0x310 [ 375.215174] ? task_prio+0x50/0x50 [ 375.218719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.224255] ? check_preemption_disabled+0x48/0x280 [ 375.229278] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.234135] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 375.238650] do_softirq_own_stack+0x2a/0x40 [ 375.242969] [ 375.245232] do_softirq.part.14+0x126/0x160 [ 375.249560] __local_bh_enable_ip+0x21d/0x260 [ 375.254056] __dev_queue_xmit+0x1aa3/0x3ad0 [ 375.258384] ? save_stack+0x43/0xd0 [ 375.262025] ? kasan_kmalloc+0xc7/0xe0 [ 375.265936] ? __kmalloc_node_track_caller+0x50/0x70 [ 375.271046] ? netdev_pick_tx+0x310/0x310 [ 375.275198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.280738] ? check_preemption_disabled+0x48/0x280 [ 375.285763] ? __lock_is_held+0xb5/0x140 [ 375.289850] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 375.294867] ? skb_release_data+0x1c4/0x880 [ 375.299207] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 375.304501] ? kasan_unpoison_shadow+0x35/0x50 [ 375.309083] ? skb_tx_error+0x2f0/0x2f0 [ 375.313065] ? __kmalloc_node_track_caller+0x50/0x70 [ 375.318184] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.323726] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 375.329266] ? kasan_check_write+0x14/0x20 [ 375.333500] ? pskb_expand_head+0x6b3/0x10f0 [ 375.337912] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 375.343383] ? skb_release_data+0x880/0x880 [ 375.347704] ? __alloc_skb+0x770/0x770 [ 375.351598] ? __lock_is_held+0xb5/0x140 [ 375.355670] ? kasan_check_write+0x14/0x20 [ 375.359933] ? __skb_clone+0x6c7/0xa00 [ 375.363842] ? __copy_skb_header+0x6b0/0x6b0 [ 375.368262] ? kmem_cache_alloc+0x33a/0x730 [ 375.372592] ? skb_ensure_writable+0x15e/0x640 [ 375.377179] dev_queue_xmit+0x17/0x20 [ 375.380979] ? dev_queue_xmit+0x17/0x20 [ 375.384955] __bpf_redirect+0x5cf/0xb20 [ 375.388926] ? __switch_to_asm+0x34/0x70 [ 375.393006] bpf_clone_redirect+0x2f6/0x490 [ 375.397345] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 375.402371] ? __sched_text_start+0x8/0x8 [ 375.406530] ? retint_kernel+0x2d/0x2d [ 375.410425] ? find_held_lock+0x36/0x1c0 [ 375.414512] ? lock_acquire+0x1ed/0x520 [ 375.418489] ? bpf_test_run+0x3cb/0x780 [ 375.422485] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.428040] ? check_preemption_disabled+0x48/0x280 [ 375.433063] ? kasan_check_read+0x11/0x20 [ 375.437213] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 375.442500] ? rcu_softirq_qs+0x20/0x20 [ 375.446479] ? preempt_schedule+0x4d/0x60 [ 375.450643] ? ___preempt_schedule+0x16/0x18 [ 375.455073] ? bpf_test_run+0x25d/0x780 [ 375.459072] ? netlink_diag_dump+0x2a0/0x2a0 [ 375.463484] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.469017] ? bpf_test_init.isra.10+0x70/0x100 [ 375.473689] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 375.478551] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 375.483397] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 375.488946] ? fput+0x130/0x1a0 [ 375.492239] ? __bpf_prog_get+0x9b/0x290 [ 375.496308] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 375.501157] ? bpf_prog_test_run+0x130/0x1a0 [ 375.505567] ? __x64_sys_bpf+0x3d8/0x520 [ 375.509660] ? bpf_prog_get+0x20/0x20 [ 375.513484] ? do_syscall_64+0x1b9/0x820 [ 375.517554] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 375.522937] ? syscall_return_slowpath+0x5e0/0x5e0 [ 375.527877] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.532724] ? trace_hardirqs_on_caller+0x310/0x310 [ 375.537744] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 375.542789] ? prepare_exit_to_usermode+0x291/0x3b0 [ 375.547827] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.552689] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 375.558067] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 375.558143] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 375.564821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 375.564826] Call Trace: [ 375.564832] [ 375.564850] dump_stack+0x244/0x39d [ 375.564869] ? dump_stack_print_info.cold.1+0x20/0x20 [ 375.571432] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 375.580724] warn_alloc.cold.116+0xb7/0x1bd [ 375.583277] syz-executor3 cpuset=syz3 mems_allowed=0 [ 375.585422] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 375.618916] ? lock_downgrade+0x900/0x900 [ 375.623072] ? trace_hardirqs_off+0xb8/0x310 [ 375.627484] ? trace_hardirqs_off+0xb8/0x310 [ 375.631928] __alloc_pages_slowpath+0x26e8/0x2e10 [ 375.636835] ? warn_alloc+0x120/0x120 [ 375.640642] ? print_usage_bug+0xc0/0xc0 [ 375.644704] ? warn_alloc+0x120/0x120 [ 375.648513] ? warn_alloc+0x120/0x120 [ 375.652326] ? print_usage_bug+0xc0/0xc0 [ 375.656421] ? print_usage_bug+0xc0/0xc0 [ 375.660487] ? __lock_acquire+0x62f/0x4c20 [ 375.664733] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.670276] ? should_fail+0x22d/0xd01 [ 375.674187] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 375.679293] ? __lock_acquire+0x62f/0x4c20 [ 375.683536] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 375.688643] ? __lock_acquire+0x62f/0x4c20 [ 375.692880] ? should_fail+0x22d/0xd01 [ 375.696783] ? find_held_lock+0x36/0x1c0 [ 375.700873] ? mark_held_locks+0x130/0x130 [ 375.705147] ? mark_held_locks+0x130/0x130 [ 375.709380] ? zap_class+0x640/0x640 [ 375.713096] ? zap_class+0x640/0x640 [ 375.716814] ? print_usage_bug+0xc0/0xc0 [ 375.720872] ? do_raw_spin_unlock+0xa7/0x330 [ 375.725280] ? zap_class+0x640/0x640 [ 375.729007] ? print_usage_bug+0xc0/0xc0 [ 375.733066] ? wq_watchdog_touch+0x9c/0xfe [ 375.737305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.742853] ? check_preemption_disabled+0x48/0x280 [ 375.747889] ? __lock_is_held+0xb5/0x140 [ 375.751955] __alloc_pages_nodemask+0xa80/0xde0 [ 375.756629] ? zap_class+0x640/0x640 [ 375.760357] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 375.765399] ? find_held_lock+0x36/0x1c0 [ 375.769500] ? ____cache_alloc_node+0x1c7/0x1e0 [ 375.774172] ? lock_downgrade+0x900/0x900 [ 375.778329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.783878] cache_grow_begin+0xa5/0x8c0 [ 375.787937] ? do_raw_spin_unlock+0xa7/0x330 [ 375.792365] fallback_alloc+0x204/0x2e0 [ 375.796359] ____cache_alloc_node+0x1c7/0x1e0 [ 375.800864] kmem_cache_alloc_node+0xe3/0x730 [ 375.805369] ? ipv6_get_ifaddr+0x42e/0x620 [ 375.809625] __alloc_skb+0x119/0x770 [ 375.813347] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 375.818671] ? netdev_alloc_frag+0x1f0/0x1f0 [ 375.823098] ? lock_downgrade+0x900/0x900 [ 375.827256] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.832799] ? refcount_sub_and_test_checked+0x203/0x310 [ 375.838265] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 375.843721] ? addrconf_rs_timer+0x690/0x690 [ 375.848145] ndisc_alloc_skb+0x144/0x340 [ 375.852223] ndisc_send_rs+0x331/0x6e0 [ 375.856118] addrconf_rs_timer+0x314/0x690 [ 375.860371] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.864625] call_timer_fn+0x272/0x920 [ 375.868517] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.872753] ? process_timeout+0x40/0x40 [ 375.876828] ? mark_held_locks+0xc7/0x130 [ 375.880993] ? _raw_spin_unlock_irq+0x27/0x80 [ 375.885492] ? _raw_spin_unlock_irq+0x27/0x80 [ 375.890000] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.894239] ? lockdep_hardirqs_on+0x296/0x5b0 [ 375.898824] ? trace_hardirqs_on+0xbd/0x310 [ 375.903161] ? kasan_check_read+0x11/0x20 [ 375.907326] ? __run_timers+0x7da/0xc70 [ 375.911320] ? trace_hardirqs_off_caller+0x310/0x310 [ 375.916439] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.920681] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 375.924918] __run_timers+0x7e5/0xc70 [ 375.928734] ? timer_fixup_init+0x70/0x70 [ 375.932887] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 375.937908] ? zap_class+0x640/0x640 [ 375.941633] ? print_usage_bug+0xc0/0xc0 [ 375.945715] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 375.950916] ? find_held_lock+0x36/0x1c0 [ 375.954983] ? zap_class+0x640/0x640 [ 375.958716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.964261] ? check_preemption_disabled+0x48/0x280 [ 375.969491] ? __lock_is_held+0xb5/0x140 [ 375.973560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 375.979100] ? check_preemption_disabled+0x48/0x280 [ 375.984124] run_timer_softirq+0x52/0xb0 [ 375.988188] ? rcu_read_lock_sched_held+0x14f/0x180 [ 375.993219] __do_softirq+0x308/0xb7e [ 375.997044] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 376.001537] ? lock_downgrade+0x900/0x900 [ 376.005729] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 376.010841] ? pvclock_read_flags+0x160/0x160 [ 376.015359] ? lapic_next_event+0x5a/0x90 [ 376.019517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.025075] ? kvm_clock_read+0x18/0x30 [ 376.029048] ? kvm_sched_clock_read+0x9/0x20 [ 376.033464] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.039026] ? check_preemption_disabled+0x48/0x280 [ 376.044070] irq_exit+0x17f/0x1c0 [ 376.047573] smp_apic_timer_interrupt+0x1cb/0x760 [ 376.052428] ? smp_call_function_single_interrupt+0x650/0x650 [ 376.058315] ? interrupt_entry+0xb5/0xc0 [ 376.062400] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.067431] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.072453] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.077296] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.082308] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.087371] ? task_prio+0x50/0x50 [ 376.090915] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.096463] ? check_preemption_disabled+0x48/0x280 [ 376.101490] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.106351] apic_timer_interrupt+0xf/0x20 [ 376.110616] [ 376.112867] RIP: 0010:dump_stack+0x358/0x39d [ 376.117282] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 376.136183] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 376.143893] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 376.151177] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 376.158463] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 376.165728] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 376.172993] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 376.180295] ? dump_stack+0x34f/0x39d [ 376.184115] ? dump_stack_print_info.cold.1+0x20/0x20 [ 376.189349] ? mark_held_locks+0x130/0x130 [ 376.193620] ? mark_held_locks+0x130/0x130 [ 376.197858] dump_header+0x27b/0xf72 [ 376.201585] ? pagefault_out_of_memory+0x197/0x197 [ 376.206531] ? __lock_acquire+0x62f/0x4c20 [ 376.210789] ? percpu_ref_get_many+0x240/0x240 [ 376.215393] ? print_usage_bug+0xc0/0xc0 [ 376.219465] ? zap_class+0x640/0x640 [ 376.223201] ? print_usage_bug+0xc0/0xc0 [ 376.227267] ? print_usage_bug+0xc0/0xc0 [ 376.231357] ? zap_class+0x640/0x640 [ 376.235112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.240701] ? find_held_lock+0x36/0x1c0 [ 376.244776] ? mark_held_locks+0xc7/0x130 [ 376.248927] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 376.254029] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 376.259134] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 376.263721] ? trace_hardirqs_on+0xbd/0x310 [ 376.268076] ? kasan_check_read+0x11/0x20 [ 376.272226] ? ___ratelimit+0x3b4/0x672 [ 376.276199] ? trace_hardirqs_off_caller+0x310/0x310 [ 376.281308] ? trace_hardirqs_on+0x310/0x310 [ 376.285727] ? lock_downgrade+0x900/0x900 [ 376.289879] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 376.294976] ? ___ratelimit+0x3b9/0x672 [ 376.298953] ? idr_get_free+0xf70/0xf70 [ 376.302925] ? find_held_lock+0x36/0x1c0 [ 376.306997] oom_kill_process.cold.27+0x10/0x903 [ 376.311756] ? zap_class+0x640/0x640 [ 376.315468] ? check_preemption_disabled+0x48/0x280 [ 376.320543] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 376.325475] ? kasan_check_read+0x11/0x20 [ 376.329652] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 376.334927] ? oom_evaluate_task+0x540/0x540 [ 376.339345] ? find_held_lock+0x36/0x1c0 [ 376.343434] ? out_of_memory+0x974/0x1430 [ 376.347603] ? lock_downgrade+0x900/0x900 [ 376.351785] ? check_preemption_disabled+0x48/0x280 [ 376.356816] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 376.361739] ? kasan_check_read+0x11/0x20 [ 376.365941] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 376.371222] ? rcu_softirq_qs+0x20/0x20 [ 376.375202] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.380735] ? oom_evaluate_task+0x302/0x540 [ 376.385146] out_of_memory+0xa84/0x1430 [ 376.389126] ? oom_killer_disable+0x3a0/0x3a0 [ 376.393656] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 376.398586] ? __ww_mutex_check_waiters+0x160/0x160 [ 376.403635] __alloc_pages_slowpath+0x2354/0x2e10 [ 376.408518] ? warn_alloc+0x120/0x120 [ 376.412315] ? mark_held_locks+0x130/0x130 [ 376.416560] ? find_get_entry+0xaae/0x1120 [ 376.420796] ? filemap_map_pages+0x1a20/0x1a20 [ 376.425399] ? zap_class+0x640/0x640 [ 376.429129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.434668] ? check_preemption_disabled+0x48/0x280 [ 376.439721] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.445265] ? should_fail+0x22d/0xd01 [ 376.449155] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 376.454264] ? zap_class+0x640/0x640 [ 376.458009] ? __lock_is_held+0xb5/0x140 [ 376.462069] ? mark_held_locks+0x130/0x130 [ 376.466303] ? lock_release+0xa00/0xa00 [ 376.470306] ? perf_trace_sched_process_exec+0x860/0x860 [ 376.475768] ? xa_load+0x2ba/0x460 [ 376.479310] ? lock_downgrade+0x900/0x900 [ 376.483464] ? __might_sleep+0x95/0x190 [ 376.487447] __alloc_pages_nodemask+0xa80/0xde0 [ 376.492117] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 376.497128] ? __page_cache_alloc+0x191/0x5c0 [ 376.501626] ? xa_load+0x2e1/0x460 [ 376.505182] ? xa_clear_mark+0x40/0x40 [ 376.509070] ? zap_class+0x640/0x640 [ 376.512788] ? zap_class+0x640/0x640 [ 376.516502] ? zap_class+0x640/0x640 [ 376.520213] ? __do_page_cache_readahead+0x663/0x810 [ 376.525322] ? find_held_lock+0x36/0x1c0 [ 376.529396] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 376.534943] alloc_pages_current+0x173/0x350 [ 376.539360] __page_cache_alloc+0x38c/0x5c0 [ 376.543690] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 376.548645] ? kasan_check_read+0x11/0x20 [ 376.552808] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 376.558137] ? generic_perform_write+0x6a0/0x6a0 [ 376.562923] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.568488] ? check_preemption_disabled+0x48/0x280 [ 376.573545] filemap_fault+0x1595/0x25f0 [ 376.577631] ? __lock_page_or_retry+0xa00/0xa00 [ 376.582304] ? mark_held_locks+0x130/0x130 [ 376.586558] ? filemap_map_pages+0xd6b/0x1a20 [ 376.591050] ? lock_downgrade+0x900/0x900 [ 376.595207] ? check_preemption_disabled+0x48/0x280 [ 376.600224] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 376.605148] ? kasan_check_read+0x11/0x20 [ 376.609292] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 376.614570] ? rcu_softirq_qs+0x20/0x20 [ 376.618575] ? filemap_map_pages+0xd92/0x1a20 [ 376.623144] ? find_get_entries_tag+0x1400/0x1400 [ 376.627981] ? __kernel_text_address+0xd/0x40 [ 376.632490] ? unwind_get_return_address+0x61/0xa0 [ 376.637459] ? lock_acquire+0x1ed/0x520 [ 376.641434] ? ext4_filemap_fault+0x7a/0xad [ 376.645756] ? lock_release+0xa00/0xa00 [ 376.649721] ? perf_trace_sched_process_exec+0x860/0x860 [ 376.655161] ? print_usage_bug+0xc0/0xc0 [ 376.659219] ? print_usage_bug+0xc0/0xc0 [ 376.663278] ? __x64_sys_read+0x73/0xb0 [ 376.667266] ? down_read+0x8d/0x120 [ 376.670902] ? ext4_filemap_fault+0x7a/0xad [ 376.675225] ? __down_interruptible+0x700/0x700 [ 376.679924] ? find_held_lock+0x36/0x1c0 [ 376.683989] ext4_filemap_fault+0x82/0xad [ 376.688134] __do_fault+0x100/0x6b0 [ 376.691817] ? lock_downgrade+0x900/0x900 [ 376.695999] ? pmd_devmap_trans_unstable+0x220/0x220 [ 376.701131] ? kasan_check_read+0x11/0x20 [ 376.705298] ? do_raw_spin_unlock+0xa7/0x330 [ 376.709710] ? do_raw_spin_trylock+0x270/0x270 [ 376.714305] __handle_mm_fault+0x3ea0/0x5be0 [ 376.718729] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 376.723579] ? find_held_lock+0x36/0x1c0 [ 376.727662] ? zap_class+0x640/0x640 [ 376.731394] ? zap_class+0x640/0x640 [ 376.735118] ? find_held_lock+0x36/0x1c0 [ 376.739194] ? handle_mm_fault+0x42a/0xc70 [ 376.743438] ? lock_downgrade+0x900/0x900 [ 376.747594] ? check_preemption_disabled+0x48/0x280 [ 376.752626] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 376.757638] ? kasan_check_read+0x11/0x20 [ 376.761802] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 376.767082] ? rcu_softirq_qs+0x20/0x20 [ 376.771071] ? trace_hardirqs_off_caller+0x310/0x310 [ 376.776183] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.781735] ? check_preemption_disabled+0x48/0x280 [ 376.786768] handle_mm_fault+0x54f/0xc70 [ 376.790839] ? __handle_mm_fault+0x5be0/0x5be0 [ 376.795454] ? find_vma+0x34/0x190 [ 376.799002] __do_page_fault+0x5e8/0xe60 [ 376.803062] ? trace_hardirqs_off+0xb8/0x310 [ 376.807468] ? kernel_write+0x120/0x120 [ 376.811458] do_page_fault+0xf2/0x7e0 [ 376.815259] ? vmalloc_sync_all+0x30/0x30 [ 376.819437] ? error_entry+0x70/0xd0 [ 376.823185] ? trace_hardirqs_off_caller+0xbb/0x310 [ 376.828218] ? trace_hardirqs_on_caller+0xc0/0x310 [ 376.833147] ? syscall_return_slowpath+0x5e0/0x5e0 [ 376.838075] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.842915] ? trace_hardirqs_on_caller+0x310/0x310 [ 376.847927] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 376.853376] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 376.858408] ? prepare_exit_to_usermode+0x291/0x3b0 [ 376.863445] ? page_fault+0x8/0x30 [ 376.867005] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.871852] ? page_fault+0x8/0x30 [ 376.875405] page_fault+0x1e/0x30 [ 376.878861] RIP: 0033:0x7ff3690bcdb4 [ 376.882593] Code: Bad RIP value. [ 376.886020] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 376.891397] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 376.898710] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 376.905973] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 376.913238] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 376.920520] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 376.927842] warn_alloc_show_mem: 1 callbacks suppressed [ 376.927853] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 376.927855] Mem-Info: [ 376.927885] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 376.927885] active_file:11 inactive_file:13 isolated_file:1 [ 376.927885] unevictable:0 dirty:0 writeback:0 unstable:0 [ 376.927885] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 376.927885] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 376.927885] free:13670 free_pcp:401 free_cma:0 [ 376.933225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 376.940528] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 376.942923] Call Trace: [ 376.976044] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 376.985388] [ 377.013040] lowmem_reserve[]: 0 2818 6321 6321 [ 377.015627] dump_stack+0x244/0x39d [ 377.041723] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 377.043875] ? dump_stack_print_info.cold.1+0x20/0x20 [ 377.048449] lowmem_reserve[]: 0 0 3503 3503 [ 377.052101] warn_alloc.cold.116+0xb7/0x1bd [ 377.079670] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 377.084868] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 377.089165] lowmem_reserve[]: 0 0 0 0 [ 377.093482] ? lock_downgrade+0x900/0x900 [ 377.122719] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 377.127558] ? trace_hardirqs_off+0xb8/0x310 [ 377.131325] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 377.135472] ? trace_hardirqs_off+0xb8/0x310 [ 377.148968] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 377.153379] __alloc_pages_slowpath+0x26e8/0x2e10 [ 377.169132] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 377.173583] ? warn_alloc+0x120/0x120 [ 377.187149] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 377.191975] ? print_usage_bug+0xc0/0xc0 [ 377.200788] 1519 total pagecache pages [ 377.204605] ? warn_alloc+0x120/0x120 [ 377.213164] 0 pages in swap cache [ 377.217225] ? warn_alloc+0x120/0x120 [ 377.221089] Swap cache stats: add 0, delete 0, find 0/0 [ 377.224883] ? print_usage_bug+0xc0/0xc0 [ 377.228326] Free swap = 0kB [ 377.232132] ? kvm_clock_read+0x18/0x30 [ 377.237475] Total swap = 0kB [ 377.241546] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 377.244540] 1965979 pages RAM [ 377.248512] ? print_usage_bug+0xc0/0xc0 [ 377.251523] 0 pages HighMem/MovableOnly [ 377.256531] ? __lock_acquire+0x62f/0x4c20 [ 377.259614] 342853 pages reserved [ 377.263682] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.267663] 0 pages cma reserved [ 377.271896] ? should_fail+0x22d/0xd01 [ 377.275391] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 377.280858] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 377.280877] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.280894] ? __lock_acquire+0x62f/0x4c20 [ 377.284416] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 377.288143] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.294613] rsyslogd cpuset=/ mems_allowed=0 [ 377.299888] ? __lock_acquire+0x62f/0x4c20 [ 377.332956] ? should_fail+0x22d/0xd01 [ 377.336862] ? rcu_irq_exit+0x1a2/0x390 [ 377.340847] ? mark_held_locks+0x130/0x130 [ 377.345090] ? mark_held_locks+0x130/0x130 [ 377.349332] ? mark_held_locks+0xc7/0x130 [ 377.353492] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 377.358512] ? zap_class+0x640/0x640 [ 377.362230] ? print_usage_bug+0xc0/0xc0 [ 377.366299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.371838] ? check_preemption_disabled+0x48/0x280 [ 377.376865] ? __lock_is_held+0xb5/0x140 [ 377.380953] __alloc_pages_nodemask+0xa80/0xde0 [ 377.385640] ? zap_class+0x640/0x640 [ 377.389368] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 377.394402] ? find_held_lock+0x36/0x1c0 [ 377.398479] ? ____cache_alloc_node+0x1c7/0x1e0 [ 377.403153] ? lock_downgrade+0x900/0x900 [ 377.407315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.412872] cache_grow_begin+0xa5/0x8c0 [ 377.416931] ? do_raw_spin_unlock+0xa7/0x330 [ 377.421406] fallback_alloc+0x204/0x2e0 [ 377.425392] ____cache_alloc_node+0x1c7/0x1e0 [ 377.429894] kmem_cache_alloc_node+0xe3/0x730 [ 377.434397] ? ipv6_get_ifaddr+0x42e/0x620 [ 377.438653] __alloc_skb+0x119/0x770 [ 377.442396] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 377.447678] ? netdev_alloc_frag+0x1f0/0x1f0 [ 377.452090] ? lock_downgrade+0x900/0x900 [ 377.456248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.461782] ? refcount_sub_and_test_checked+0x203/0x310 [ 377.467251] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 377.472704] ? addrconf_rs_timer+0x690/0x690 [ 377.477142] ndisc_alloc_skb+0x144/0x340 [ 377.481206] ndisc_send_rs+0x331/0x6e0 [ 377.485122] addrconf_rs_timer+0x314/0x690 [ 377.489367] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.493616] call_timer_fn+0x272/0x920 [ 377.497567] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.501801] ? process_timeout+0x40/0x40 [ 377.505887] ? __run_timers+0x7da/0xc70 [ 377.509863] ? _raw_spin_unlock_irq+0x27/0x80 [ 377.514362] ? _raw_spin_unlock_irq+0x27/0x80 [ 377.518855] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.523087] ? lockdep_hardirqs_on+0x296/0x5b0 [ 377.527680] ? trace_hardirqs_on+0xbd/0x310 [ 377.532004] ? kasan_check_read+0x11/0x20 [ 377.536151] ? __run_timers+0x7da/0xc70 [ 377.540131] ? trace_hardirqs_off_caller+0x310/0x310 [ 377.545241] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.549482] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 377.553742] __run_timers+0x7e5/0xc70 [ 377.557552] ? timer_fixup_init+0x70/0x70 [ 377.561696] ? lock_downgrade+0x900/0x900 [ 377.565858] ? zap_class+0x640/0x640 [ 377.569581] ? pvclock_read_flags+0x160/0x160 [ 377.574081] ? hrtimer_start_range_ns+0xe00/0xe00 [ 377.578928] ? trace_hardirqs_on+0x310/0x310 [ 377.583348] ? kvm_clock_read+0x18/0x30 [ 377.587321] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 377.592373] ? ktime_get+0x2c1/0x400 [ 377.596088] ? zap_class+0x640/0x640 [ 377.599835] ? pvclock_read_flags+0x160/0x160 [ 377.604341] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.609879] ? check_preemption_disabled+0x48/0x280 [ 377.614917] ? __lock_is_held+0xb5/0x140 [ 377.619002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.624542] ? check_preemption_disabled+0x48/0x280 [ 377.629578] run_timer_softirq+0x52/0xb0 [ 377.633641] ? rcu_read_lock_sched_held+0x14f/0x180 [ 377.638655] __do_softirq+0x308/0xb7e [ 377.642483] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 377.647581] ? irq_exit+0xbd/0x1c0 [ 377.651142] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 377.656160] ? smp_reschedule_interrupt+0x109/0x650 [ 377.661178] ? smp_call_function_single_interrupt+0x650/0x650 [ 377.667059] ? ret_from_intr+0xb/0x1e [ 377.670896] ? trace_hardirqs_off_caller+0xbb/0x310 [ 377.675913] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.680755] ? trace_hardirqs_on_caller+0x310/0x310 [ 377.685847] ? task_prio+0x50/0x50 [ 377.689397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.694934] ? check_preemption_disabled+0x48/0x280 [ 377.699955] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.704791] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 377.709280] do_softirq_own_stack+0x2a/0x40 [ 377.713588] [ 377.715840] do_softirq.part.14+0x126/0x160 [ 377.720158] __local_bh_enable_ip+0x21d/0x260 [ 377.724651] __dev_queue_xmit+0x1aa3/0x3ad0 [ 377.728985] ? save_stack+0x43/0xd0 [ 377.732608] ? kasan_kmalloc+0xc7/0xe0 [ 377.736493] ? __kmalloc_node_track_caller+0x50/0x70 [ 377.741603] ? netdev_pick_tx+0x310/0x310 [ 377.745749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.751286] ? check_preemption_disabled+0x48/0x280 [ 377.756315] ? __lock_is_held+0xb5/0x140 [ 377.760390] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 377.765407] ? skb_release_data+0x1c4/0x880 [ 377.769733] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 377.775022] ? kasan_unpoison_shadow+0x35/0x50 [ 377.779613] ? skb_tx_error+0x2f0/0x2f0 [ 377.783601] ? __kmalloc_node_track_caller+0x50/0x70 [ 377.788707] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.794245] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 377.799784] ? kasan_check_write+0x14/0x20 [ 377.804028] ? pskb_expand_head+0x6b3/0x10f0 [ 377.808435] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 377.813909] ? skb_release_data+0x880/0x880 [ 377.818233] ? __alloc_skb+0x770/0x770 [ 377.822137] ? __lock_is_held+0xb5/0x140 [ 377.826206] ? kasan_check_write+0x14/0x20 [ 377.830438] ? __skb_clone+0x6c7/0xa00 [ 377.834323] ? __copy_skb_header+0x6b0/0x6b0 [ 377.838754] ? kmem_cache_alloc+0x33a/0x730 [ 377.843077] ? skb_ensure_writable+0x15e/0x640 [ 377.847689] dev_queue_xmit+0x17/0x20 [ 377.851502] ? dev_queue_xmit+0x17/0x20 [ 377.855526] __bpf_redirect+0x5cf/0xb20 [ 377.859559] ? __switch_to_asm+0x34/0x70 [ 377.863638] bpf_clone_redirect+0x2f6/0x490 [ 377.867986] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 377.872998] ? __sched_text_start+0x8/0x8 [ 377.877175] ? retint_kernel+0x2d/0x2d [ 377.881088] ? find_held_lock+0x36/0x1c0 [ 377.885160] ? lock_acquire+0x1ed/0x520 [ 377.889134] ? bpf_test_run+0x3cb/0x780 [ 377.893106] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.898642] ? check_preemption_disabled+0x48/0x280 [ 377.903711] ? kasan_check_read+0x11/0x20 [ 377.907869] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 377.913138] ? rcu_softirq_qs+0x20/0x20 [ 377.917116] ? preempt_schedule+0x4d/0x60 [ 377.921266] ? ___preempt_schedule+0x16/0x18 [ 377.925680] ? bpf_test_run+0x25d/0x780 [ 377.929662] ? netlink_diag_dump+0x2a0/0x2a0 [ 377.934069] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.939603] ? bpf_test_init.isra.10+0x70/0x100 [ 377.944291] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 377.949052] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 377.953889] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 377.959439] ? fput+0x130/0x1a0 [ 377.962717] ? __bpf_prog_get+0x9b/0x290 [ 377.966783] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 377.971624] ? bpf_prog_test_run+0x130/0x1a0 [ 377.976034] ? __x64_sys_bpf+0x3d8/0x520 [ 377.980093] ? bpf_prog_get+0x20/0x20 [ 377.983924] ? do_syscall_64+0x1b9/0x820 [ 377.988010] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 377.993422] ? syscall_return_slowpath+0x5e0/0x5e0 [ 377.998402] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.003248] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.008268] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 378.013289] ? prepare_exit_to_usermode+0x291/0x3b0 [ 378.018310] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.023169] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 378.028565] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 378.028640] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 378.035313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.035318] Call Trace: [ 378.035323] [ 378.035349] dump_stack+0x244/0x39d [ 378.035368] ? dump_stack_print_info.cold.1+0x20/0x20 [ 378.041939] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 378.051214] warn_alloc.cold.116+0xb7/0x1bd [ 378.053765] syz-executor3 cpuset=syz3 mems_allowed=0 [ 378.055907] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 378.089395] ? lock_downgrade+0x900/0x900 [ 378.093549] ? trace_hardirqs_off+0xb8/0x310 [ 378.098008] ? trace_hardirqs_off+0xb8/0x310 [ 378.102473] __alloc_pages_slowpath+0x26e8/0x2e10 [ 378.107356] ? warn_alloc+0x120/0x120 [ 378.111165] ? print_usage_bug+0xc0/0xc0 [ 378.115232] ? warn_alloc+0x120/0x120 [ 378.119043] ? warn_alloc+0x120/0x120 [ 378.122846] ? print_usage_bug+0xc0/0xc0 [ 378.126934] ? print_usage_bug+0xc0/0xc0 [ 378.130996] ? __lock_acquire+0x62f/0x4c20 [ 378.135248] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.140789] ? should_fail+0x22d/0xd01 [ 378.144678] ? __lock_acquire+0x62f/0x4c20 [ 378.148919] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.154052] ? __lock_acquire+0x62f/0x4c20 [ 378.158305] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.163414] ? __lock_acquire+0x62f/0x4c20 [ 378.167648] ? should_fail+0x22d/0xd01 [ 378.171547] ? mark_held_locks+0x130/0x130 [ 378.175804] ? mark_held_locks+0x130/0x130 [ 378.180034] ? zap_class+0x640/0x640 [ 378.183779] ? zap_class+0x640/0x640 [ 378.187510] ? print_usage_bug+0xc0/0xc0 [ 378.191625] ? wq_watchdog_touch+0x9c/0xfe [ 378.195881] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.201421] ? check_preemption_disabled+0x48/0x280 [ 378.206462] ? __lock_is_held+0xb5/0x140 [ 378.210569] __alloc_pages_nodemask+0xa80/0xde0 [ 378.215231] ? zap_class+0x640/0x640 [ 378.218986] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 378.224014] ? find_held_lock+0x36/0x1c0 [ 378.228081] ? ____cache_alloc_node+0x1c7/0x1e0 [ 378.232746] ? lock_downgrade+0x900/0x900 [ 378.236901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.242443] cache_grow_begin+0xa5/0x8c0 [ 378.246521] ? do_raw_spin_unlock+0xa7/0x330 [ 378.250944] fallback_alloc+0x204/0x2e0 [ 378.254929] ____cache_alloc_node+0x1c7/0x1e0 [ 378.259431] kmem_cache_alloc_node+0xe3/0x730 [ 378.263931] ? ipv6_get_ifaddr+0x42e/0x620 [ 378.268173] __alloc_skb+0x119/0x770 [ 378.271896] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 378.277173] ? netdev_alloc_frag+0x1f0/0x1f0 [ 378.281583] ? lock_downgrade+0x900/0x900 [ 378.285745] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.291290] ? refcount_sub_and_test_checked+0x203/0x310 [ 378.296743] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 378.302198] ? addrconf_rs_timer+0x690/0x690 [ 378.306640] ndisc_alloc_skb+0x144/0x340 [ 378.310705] ndisc_send_rs+0x331/0x6e0 [ 378.314613] addrconf_rs_timer+0x314/0x690 [ 378.318851] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.323096] call_timer_fn+0x272/0x920 [ 378.327006] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.331240] ? process_timeout+0x40/0x40 [ 378.335308] ? mark_held_locks+0xc7/0x130 [ 378.339462] ? _raw_spin_unlock_irq+0x27/0x80 [ 378.343952] ? _raw_spin_unlock_irq+0x27/0x80 [ 378.348438] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.352670] ? lockdep_hardirqs_on+0x296/0x5b0 [ 378.357251] ? trace_hardirqs_on+0xbd/0x310 [ 378.361571] ? kasan_check_read+0x11/0x20 [ 378.365736] ? __run_timers+0x7da/0xc70 [ 378.369716] ? trace_hardirqs_off_caller+0x310/0x310 [ 378.374830] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 378.379060] __run_timers+0x7e5/0xc70 [ 378.382868] ? timer_fixup_init+0x70/0x70 [ 378.387048] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 378.392061] ? zap_class+0x640/0x640 [ 378.395800] ? print_usage_bug+0xc0/0xc0 [ 378.399881] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 378.405091] ? find_held_lock+0x36/0x1c0 [ 378.409156] ? zap_class+0x640/0x640 [ 378.412871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.418447] ? check_preemption_disabled+0x48/0x280 [ 378.423480] ? __lock_is_held+0xb5/0x140 [ 378.427562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.433103] ? check_preemption_disabled+0x48/0x280 [ 378.438126] run_timer_softirq+0x52/0xb0 [ 378.442188] ? rcu_read_lock_sched_held+0x14f/0x180 [ 378.447204] __do_softirq+0x308/0xb7e [ 378.451006] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 378.455523] ? lock_downgrade+0x900/0x900 [ 378.459686] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 378.464794] ? pvclock_read_flags+0x160/0x160 [ 378.469309] ? lapic_next_event+0x5a/0x90 [ 378.473466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.479031] ? kvm_clock_read+0x18/0x30 [ 378.483031] ? kvm_sched_clock_read+0x9/0x20 [ 378.487450] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.493017] ? check_preemption_disabled+0x48/0x280 [ 378.498056] irq_exit+0x17f/0x1c0 [ 378.501534] smp_apic_timer_interrupt+0x1cb/0x760 [ 378.506381] ? smp_call_function_single_interrupt+0x650/0x650 [ 378.512267] ? interrupt_entry+0xb5/0xc0 [ 378.516342] ? trace_hardirqs_off_caller+0xbb/0x310 [ 378.521380] ? trace_hardirqs_off_caller+0xbb/0x310 [ 378.526400] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.531246] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.536259] ? trace_hardirqs_on_caller+0x310/0x310 [ 378.541275] ? task_prio+0x50/0x50 [ 378.544818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.550365] ? check_preemption_disabled+0x48/0x280 [ 378.555392] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.560248] apic_timer_interrupt+0xf/0x20 [ 378.564477] [ 378.566736] RIP: 0010:dump_stack+0x358/0x39d [ 378.571142] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 378.590055] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 378.597777] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 378.605055] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 378.612345] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 378.619616] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 378.626885] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 378.634167] ? dump_stack+0x34f/0x39d [ 378.637977] ? dump_stack_print_info.cold.1+0x20/0x20 [ 378.643166] ? mark_held_locks+0x130/0x130 [ 378.647400] ? mark_held_locks+0x130/0x130 [ 378.651679] dump_header+0x27b/0xf72 [ 378.655403] ? pagefault_out_of_memory+0x197/0x197 [ 378.660342] ? __lock_acquire+0x62f/0x4c20 [ 378.664578] ? percpu_ref_get_many+0x240/0x240 [ 378.669200] ? print_usage_bug+0xc0/0xc0 [ 378.673264] ? zap_class+0x640/0x640 [ 378.676978] ? print_usage_bug+0xc0/0xc0 [ 378.681050] ? print_usage_bug+0xc0/0xc0 [ 378.685130] ? zap_class+0x640/0x640 [ 378.688857] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.694404] ? find_held_lock+0x36/0x1c0 [ 378.698476] ? mark_held_locks+0xc7/0x130 [ 378.702628] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 378.707727] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 378.712837] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 378.717471] ? trace_hardirqs_on+0xbd/0x310 [ 378.721792] ? kasan_check_read+0x11/0x20 [ 378.725951] ? ___ratelimit+0x3b4/0x672 [ 378.729923] ? trace_hardirqs_off_caller+0x310/0x310 [ 378.735028] ? trace_hardirqs_on+0x310/0x310 [ 378.739471] ? lock_downgrade+0x900/0x900 [ 378.743641] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 378.748759] ? ___ratelimit+0x3b9/0x672 [ 378.752754] ? idr_get_free+0xf70/0xf70 [ 378.756725] ? find_held_lock+0x36/0x1c0 [ 378.760811] oom_kill_process.cold.27+0x10/0x903 [ 378.765582] ? zap_class+0x640/0x640 [ 378.769304] ? check_preemption_disabled+0x48/0x280 [ 378.774330] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 378.779266] ? kasan_check_read+0x11/0x20 [ 378.783415] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 378.788702] ? oom_evaluate_task+0x540/0x540 [ 378.793114] ? find_held_lock+0x36/0x1c0 [ 378.797184] ? out_of_memory+0x974/0x1430 [ 378.801352] ? lock_downgrade+0x900/0x900 [ 378.805500] ? check_preemption_disabled+0x48/0x280 [ 378.810520] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 378.815456] ? kasan_check_read+0x11/0x20 [ 378.819600] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 378.824887] ? rcu_softirq_qs+0x20/0x20 [ 378.828865] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.834398] ? oom_evaluate_task+0x302/0x540 [ 378.838815] out_of_memory+0xa84/0x1430 [ 378.842815] ? oom_killer_disable+0x3a0/0x3a0 [ 378.847327] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 378.852273] ? __ww_mutex_check_waiters+0x160/0x160 [ 378.857300] __alloc_pages_slowpath+0x2354/0x2e10 [ 378.862170] ? warn_alloc+0x120/0x120 [ 378.865963] ? mark_held_locks+0x130/0x130 [ 378.870199] ? find_get_entry+0xaae/0x1120 [ 378.874456] ? filemap_map_pages+0x1a20/0x1a20 [ 378.879058] ? zap_class+0x640/0x640 [ 378.882787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.888329] ? check_preemption_disabled+0x48/0x280 [ 378.893362] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.898916] ? should_fail+0x22d/0xd01 [ 378.902806] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.907926] ? zap_class+0x640/0x640 [ 378.911662] ? __lock_is_held+0xb5/0x140 [ 378.915734] ? mark_held_locks+0x130/0x130 [ 378.919987] ? lock_release+0xa00/0xa00 [ 378.923965] ? perf_trace_sched_process_exec+0x860/0x860 [ 378.929417] ? xa_load+0x2ba/0x460 [ 378.932989] ? lock_downgrade+0x900/0x900 [ 378.937148] ? __might_sleep+0x95/0x190 [ 378.941133] __alloc_pages_nodemask+0xa80/0xde0 [ 378.945814] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 378.950859] ? __page_cache_alloc+0x191/0x5c0 [ 378.955368] ? xa_load+0x2e1/0x460 [ 378.958916] ? xa_clear_mark+0x40/0x40 [ 378.962839] ? zap_class+0x640/0x640 [ 378.966563] ? zap_class+0x640/0x640 [ 378.970298] ? zap_class+0x640/0x640 [ 378.974027] ? __do_page_cache_readahead+0x663/0x810 [ 378.979146] ? find_held_lock+0x36/0x1c0 [ 378.983217] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 378.988765] alloc_pages_current+0x173/0x350 [ 378.993208] __page_cache_alloc+0x38c/0x5c0 [ 378.997539] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 379.002463] ? kasan_check_read+0x11/0x20 [ 379.006613] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.011895] ? generic_perform_write+0x6a0/0x6a0 [ 379.016652] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.022196] ? check_preemption_disabled+0x48/0x280 [ 379.027220] filemap_fault+0x1595/0x25f0 [ 379.031329] ? __lock_page_or_retry+0xa00/0xa00 [ 379.036028] ? mark_held_locks+0x130/0x130 [ 379.040275] ? filemap_map_pages+0xd6b/0x1a20 [ 379.044776] ? lock_downgrade+0x900/0x900 [ 379.048930] ? check_preemption_disabled+0x48/0x280 [ 379.053949] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 379.058877] ? kasan_check_read+0x11/0x20 [ 379.063032] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.068307] ? rcu_softirq_qs+0x20/0x20 [ 379.072304] ? filemap_map_pages+0xd92/0x1a20 [ 379.076827] ? find_get_entries_tag+0x1400/0x1400 [ 379.081679] ? __kernel_text_address+0xd/0x40 [ 379.086187] ? unwind_get_return_address+0x61/0xa0 [ 379.091144] ? lock_acquire+0x1ed/0x520 [ 379.095116] ? ext4_filemap_fault+0x7a/0xad [ 379.099570] ? lock_release+0xa00/0xa00 [ 379.103547] ? perf_trace_sched_process_exec+0x860/0x860 [ 379.109001] ? print_usage_bug+0xc0/0xc0 [ 379.113067] ? print_usage_bug+0xc0/0xc0 [ 379.117131] ? __x64_sys_read+0x73/0xb0 [ 379.121163] ? down_read+0x8d/0x120 [ 379.124809] ? ext4_filemap_fault+0x7a/0xad [ 379.129136] ? __down_interruptible+0x700/0x700 [ 379.133837] ? find_held_lock+0x36/0x1c0 [ 379.137903] ext4_filemap_fault+0x82/0xad [ 379.142062] __do_fault+0x100/0x6b0 [ 379.145690] ? lock_downgrade+0x900/0x900 [ 379.149843] ? pmd_devmap_trans_unstable+0x220/0x220 [ 379.154957] ? kasan_check_read+0x11/0x20 [ 379.159124] ? do_raw_spin_unlock+0xa7/0x330 [ 379.163582] ? do_raw_spin_trylock+0x270/0x270 [ 379.168183] __handle_mm_fault+0x3ea0/0x5be0 [ 379.172603] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 379.177487] ? find_held_lock+0x36/0x1c0 [ 379.181570] ? zap_class+0x640/0x640 [ 379.185284] ? zap_class+0x640/0x640 [ 379.189006] ? find_held_lock+0x36/0x1c0 [ 379.193087] ? handle_mm_fault+0x42a/0xc70 [ 379.197324] ? lock_downgrade+0x900/0x900 [ 379.201484] ? check_preemption_disabled+0x48/0x280 [ 379.206508] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 379.211441] ? kasan_check_read+0x11/0x20 [ 379.215593] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.220873] ? rcu_softirq_qs+0x20/0x20 [ 379.224860] ? trace_hardirqs_off_caller+0x310/0x310 [ 379.229971] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.235527] ? check_preemption_disabled+0x48/0x280 [ 379.240555] handle_mm_fault+0x54f/0xc70 [ 379.244632] ? __handle_mm_fault+0x5be0/0x5be0 [ 379.249225] ? find_vma+0x34/0x190 [ 379.252773] __do_page_fault+0x5e8/0xe60 [ 379.256835] ? trace_hardirqs_off+0xb8/0x310 [ 379.261243] ? kernel_write+0x120/0x120 [ 379.265227] do_page_fault+0xf2/0x7e0 [ 379.269029] ? vmalloc_sync_all+0x30/0x30 [ 379.273180] ? error_entry+0x70/0xd0 [ 379.276902] ? trace_hardirqs_off_caller+0xbb/0x310 [ 379.281917] ? trace_hardirqs_on_caller+0xc0/0x310 [ 379.286849] ? syscall_return_slowpath+0x5e0/0x5e0 [ 379.291783] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.296634] ? trace_hardirqs_on_caller+0x310/0x310 [ 379.301674] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 379.307130] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 379.312155] ? prepare_exit_to_usermode+0x291/0x3b0 [ 379.317174] ? page_fault+0x8/0x30 [ 379.320718] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.325571] ? page_fault+0x8/0x30 [ 379.329139] page_fault+0x1e/0x30 [ 379.332592] RIP: 0033:0x7ff3690bcdb4 [ 379.336321] Code: Bad RIP value. [ 379.339691] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 379.345055] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 379.352324] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 379.359599] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 379.366872] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 379.374143] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 379.381441] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 379.381446] warn_alloc_show_mem: 1 callbacks suppressed [ 379.381454] Mem-Info: [ 379.388729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 379.394100] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 379.394100] active_file:11 inactive_file:13 isolated_file:1 [ 379.394100] unevictable:0 dirty:0 writeback:0 unstable:0 [ 379.394100] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 379.394100] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 379.394100] free:13670 free_pcp:401 free_cma:0 [ 379.396472] Call Trace: [ 379.405861] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 379.438973] [ 379.441556] Node 0 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 [ 379.469221] dump_stack+0x244/0x39d [ 379.471352] lowmem_reserve[]: 0 2818 6321 6321 [ 379.497456] ? dump_stack_print_info.cold.1+0x20/0x20 [ 379.501057] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 379.505642] warn_alloc.cold.116+0xb7/0x1bd [ 379.510792] lowmem_reserve[]: 0 0 3503 3503 [ 379.538423] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 379.542728] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 379.547058] ? lock_downgrade+0x900/0x900 [ 379.551872] lowmem_reserve[]: 0 0 0 0 [ 379.581016] ? trace_hardirqs_off+0xb8/0x310 [ 379.585138] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 379.588940] ? trace_hardirqs_off+0xb8/0x310 [ 379.593319] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 379.606857] __alloc_pages_slowpath+0x26e8/0x2e10 [ 379.611241] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 379.627043] ? warn_alloc+0x120/0x120 [ 379.631848] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 379.645452] ? print_usage_bug+0xc0/0xc0 [ 379.649231] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 379.658053] ? warn_alloc+0x120/0x120 [ 379.662094] 1519 total pagecache pages [ 379.670662] ? warn_alloc+0x120/0x120 [ 379.674449] 0 pages in swap cache [ 379.678323] ? print_usage_bug+0xc0/0xc0 [ 379.682109] Swap cache stats: add 0, delete 0, find 0/0 [ 379.685561] ? kvm_clock_read+0x18/0x30 [ 379.689596] Free swap = 0kB [ 379.694955] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 379.698904] Total swap = 0kB [ 379.701917] ? print_usage_bug+0xc0/0xc0 [ 379.706906] 1965979 pages RAM [ 379.709939] ? __lock_acquire+0x62f/0x4c20 [ 379.713969] 0 pages HighMem/MovableOnly [ 379.713978] 342853 pages reserved [ 379.717087] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.721286] 0 pages cma reserved [ 379.721371] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 379.725266] ? should_fail+0x22d/0xd01 [ 379.728752] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 379.734221] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.737567] rsyslogd cpuset=/ mems_allowed=0 [ 379.744052] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.772708] ? __lock_acquire+0x62f/0x4c20 [ 379.776954] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.782086] ? __lock_acquire+0x62f/0x4c20 [ 379.786345] ? should_fail+0x22d/0xd01 [ 379.790287] ? rcu_irq_exit+0x1a2/0x390 [ 379.794286] ? mark_held_locks+0x130/0x130 [ 379.798529] ? mark_held_locks+0x130/0x130 [ 379.802772] ? mark_held_locks+0xc7/0x130 [ 379.806919] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 379.811935] ? zap_class+0x640/0x640 [ 379.815666] ? print_usage_bug+0xc0/0xc0 [ 379.819735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.825294] ? check_preemption_disabled+0x48/0x280 [ 379.830322] ? __lock_is_held+0xb5/0x140 [ 379.834400] __alloc_pages_nodemask+0xa80/0xde0 [ 379.839071] ? zap_class+0x640/0x640 [ 379.842790] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 379.847842] ? find_held_lock+0x36/0x1c0 [ 379.851917] ? ____cache_alloc_node+0x1c7/0x1e0 [ 379.856591] ? lock_downgrade+0x900/0x900 [ 379.860754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.866313] cache_grow_begin+0xa5/0x8c0 [ 379.870388] ? do_raw_spin_unlock+0xa7/0x330 [ 379.874828] fallback_alloc+0x204/0x2e0 [ 379.878840] ____cache_alloc_node+0x1c7/0x1e0 [ 379.883354] kmem_cache_alloc_node+0xe3/0x730 [ 379.887854] ? ipv6_get_ifaddr+0x42e/0x620 [ 379.892124] __alloc_skb+0x119/0x770 [ 379.895855] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 379.901142] ? netdev_alloc_frag+0x1f0/0x1f0 [ 379.905585] ? lock_downgrade+0x900/0x900 [ 379.909776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.915322] ? refcount_sub_and_test_checked+0x203/0x310 [ 379.920800] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 379.926252] ? addrconf_rs_timer+0x690/0x690 [ 379.930679] ndisc_alloc_skb+0x144/0x340 [ 379.934749] ndisc_send_rs+0x331/0x6e0 [ 379.938646] addrconf_rs_timer+0x314/0x690 [ 379.942887] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.947140] call_timer_fn+0x272/0x920 [ 379.951025] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.955262] ? process_timeout+0x40/0x40 [ 379.959325] ? __run_timers+0x7da/0xc70 [ 379.963302] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.967949] ? _raw_spin_unlock_irq+0x27/0x80 [ 379.972442] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 379.976675] ? lockdep_hardirqs_on+0x296/0x5b0 [ 379.981258] ? trace_hardirqs_on+0xbd/0x310 [ 379.985582] ? kasan_check_read+0x11/0x20 [ 379.989729] ? __run_timers+0x7da/0xc70 [ 379.993709] ? trace_hardirqs_off_caller+0x310/0x310 [ 379.998819] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.003059] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.007295] __run_timers+0x7e5/0xc70 [ 380.011104] ? timer_fixup_init+0x70/0x70 [ 380.015259] ? lock_downgrade+0x900/0x900 [ 380.019411] ? zap_class+0x640/0x640 [ 380.023155] ? pvclock_read_flags+0x160/0x160 [ 380.027651] ? hrtimer_start_range_ns+0xe00/0xe00 [ 380.032501] ? trace_hardirqs_on+0x310/0x310 [ 380.036921] ? kvm_clock_read+0x18/0x30 [ 380.040901] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 380.045921] ? ktime_get+0x2c1/0x400 [ 380.049638] ? zap_class+0x640/0x640 [ 380.053363] ? pvclock_read_flags+0x160/0x160 [ 380.057865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.063404] ? check_preemption_disabled+0x48/0x280 [ 380.068433] ? __lock_is_held+0xb5/0x140 [ 380.072500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.078041] ? check_preemption_disabled+0x48/0x280 [ 380.083064] run_timer_softirq+0x52/0xb0 [ 380.087132] ? rcu_read_lock_sched_held+0x14f/0x180 [ 380.092151] __do_softirq+0x308/0xb7e [ 380.095965] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 380.101064] ? irq_exit+0xbd/0x1c0 [ 380.104606] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 380.109626] ? smp_reschedule_interrupt+0x109/0x650 [ 380.114649] ? smp_call_function_single_interrupt+0x650/0x650 [ 380.120537] ? ret_from_intr+0xb/0x1e [ 380.124350] ? trace_hardirqs_off_caller+0xbb/0x310 [ 380.129379] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.134256] ? trace_hardirqs_on_caller+0x310/0x310 [ 380.139272] ? task_prio+0x50/0x50 [ 380.142815] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.148377] ? check_preemption_disabled+0x48/0x280 [ 380.153404] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.158249] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 380.162747] do_softirq_own_stack+0x2a/0x40 [ 380.167065] [ 380.169305] do_softirq.part.14+0x126/0x160 [ 380.173655] __local_bh_enable_ip+0x21d/0x260 [ 380.178166] __dev_queue_xmit+0x1aa3/0x3ad0 [ 380.182503] ? save_stack+0x43/0xd0 [ 380.186148] ? kasan_kmalloc+0xc7/0xe0 [ 380.190053] ? __kmalloc_node_track_caller+0x50/0x70 [ 380.195181] ? netdev_pick_tx+0x310/0x310 [ 380.199346] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.204884] ? check_preemption_disabled+0x48/0x280 [ 380.209916] ? __lock_is_held+0xb5/0x140 [ 380.213991] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 380.219011] ? skb_release_data+0x1c4/0x880 [ 380.223349] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 380.228648] ? kasan_unpoison_shadow+0x35/0x50 [ 380.233241] ? skb_tx_error+0x2f0/0x2f0 [ 380.237226] ? __kmalloc_node_track_caller+0x50/0x70 [ 380.242334] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.247885] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 380.253432] ? kasan_check_write+0x14/0x20 [ 380.257670] ? pskb_expand_head+0x6b3/0x10f0 [ 380.262078] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 380.267561] ? skb_release_data+0x880/0x880 [ 380.271900] ? __alloc_skb+0x770/0x770 [ 380.275798] ? __lock_is_held+0xb5/0x140 [ 380.279888] ? kasan_check_write+0x14/0x20 [ 380.284141] ? __skb_clone+0x6c7/0xa00 [ 380.288051] ? __copy_skb_header+0x6b0/0x6b0 [ 380.292462] ? kmem_cache_alloc+0x33a/0x730 [ 380.296810] ? skb_ensure_writable+0x15e/0x640 [ 380.301410] dev_queue_xmit+0x17/0x20 [ 380.305215] ? dev_queue_xmit+0x17/0x20 [ 380.309191] __bpf_redirect+0x5cf/0xb20 [ 380.313172] ? __switch_to_asm+0x34/0x70 [ 380.317242] bpf_clone_redirect+0x2f6/0x490 [ 380.321575] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 380.326599] ? __sched_text_start+0x8/0x8 [ 380.330753] ? retint_kernel+0x2d/0x2d [ 380.334665] ? find_held_lock+0x36/0x1c0 [ 380.338734] ? lock_acquire+0x1ed/0x520 [ 380.342709] ? bpf_test_run+0x3cb/0x780 [ 380.346687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.352230] ? check_preemption_disabled+0x48/0x280 [ 380.357249] ? kasan_check_read+0x11/0x20 [ 380.361399] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 380.366685] ? rcu_softirq_qs+0x20/0x20 [ 380.370656] ? preempt_schedule+0x4d/0x60 [ 380.374810] ? ___preempt_schedule+0x16/0x18 [ 380.379229] ? bpf_test_run+0x25d/0x780 [ 380.383217] ? netlink_diag_dump+0x2a0/0x2a0 [ 380.387641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.393190] ? bpf_test_init.isra.10+0x70/0x100 [ 380.397878] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 380.402642] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 380.407507] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 380.413036] ? fput+0x130/0x1a0 [ 380.416311] ? __bpf_prog_get+0x9b/0x290 [ 380.420389] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 380.425254] ? bpf_prog_test_run+0x130/0x1a0 [ 380.429679] ? __x64_sys_bpf+0x3d8/0x520 [ 380.433790] ? bpf_prog_get+0x20/0x20 [ 380.437606] ? do_syscall_64+0x1b9/0x820 [ 380.441660] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 380.447027] ? syscall_return_slowpath+0x5e0/0x5e0 [ 380.451993] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.456863] ? trace_hardirqs_on_caller+0x310/0x310 [ 380.461907] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 380.466934] ? prepare_exit_to_usermode+0x291/0x3b0 [ 380.471946] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.476826] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 380.482243] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 380.482336] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 380.488990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.489013] Call Trace: [ 380.495570] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 380.504826] [ 380.507396] syz-executor3 cpuset=syz3 mems_allowed=0 [ 380.517873] dump_stack+0x244/0x39d [ 380.528846] ? dump_stack_print_info.cold.1+0x20/0x20 [ 380.534075] warn_alloc.cold.116+0xb7/0x1bd [ 380.538409] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 380.543390] ? lock_downgrade+0x900/0x900 [ 380.547590] ? trace_hardirqs_off+0xb8/0x310 [ 380.552010] ? trace_hardirqs_off+0xb8/0x310 [ 380.556444] __alloc_pages_slowpath+0x26e8/0x2e10 [ 380.561316] ? warn_alloc+0x120/0x120 [ 380.565121] ? print_usage_bug+0xc0/0xc0 [ 380.569185] ? warn_alloc+0x120/0x120 [ 380.572995] ? warn_alloc+0x120/0x120 [ 380.576805] ? print_usage_bug+0xc0/0xc0 [ 380.580905] ? print_usage_bug+0xc0/0xc0 [ 380.584973] ? __lock_acquire+0x62f/0x4c20 [ 380.589215] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.594756] ? should_fail+0x22d/0xd01 [ 380.598644] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.603759] ? __lock_acquire+0x62f/0x4c20 [ 380.608011] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.613114] ? __lock_acquire+0x62f/0x4c20 [ 380.617355] ? should_fail+0x22d/0xd01 [ 380.621242] ? find_held_lock+0x36/0x1c0 [ 380.625311] ? mark_held_locks+0x130/0x130 [ 380.629575] ? mark_held_locks+0x130/0x130 [ 380.633806] ? zap_class+0x640/0x640 [ 380.637521] ? zap_class+0x640/0x640 [ 380.641237] ? print_usage_bug+0xc0/0xc0 [ 380.645295] ? do_raw_spin_unlock+0xa7/0x330 [ 380.649699] ? zap_class+0x640/0x640 [ 380.653414] ? print_usage_bug+0xc0/0xc0 [ 380.657477] ? wq_watchdog_touch+0x9c/0xfe [ 380.661720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.667257] ? check_preemption_disabled+0x48/0x280 [ 380.672284] ? __lock_is_held+0xb5/0x140 [ 380.676359] __alloc_pages_nodemask+0xa80/0xde0 [ 380.681033] ? zap_class+0x640/0x640 [ 380.684755] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 380.689781] ? find_held_lock+0x36/0x1c0 [ 380.693861] ? ____cache_alloc_node+0x1c7/0x1e0 [ 380.698537] ? lock_downgrade+0x900/0x900 [ 380.702697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.708241] cache_grow_begin+0xa5/0x8c0 [ 380.712319] ? do_raw_spin_unlock+0xa7/0x330 [ 380.716741] fallback_alloc+0x204/0x2e0 [ 380.720757] ____cache_alloc_node+0x1c7/0x1e0 [ 380.725258] kmem_cache_alloc_node+0xe3/0x730 [ 380.729758] ? ipv6_get_ifaddr+0x42e/0x620 [ 380.734009] __alloc_skb+0x119/0x770 [ 380.737716] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 380.742995] ? netdev_alloc_frag+0x1f0/0x1f0 [ 380.747416] ? lock_downgrade+0x900/0x900 [ 380.751600] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.757136] ? refcount_sub_and_test_checked+0x203/0x310 [ 380.762587] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 380.768059] ? addrconf_rs_timer+0x690/0x690 [ 380.772505] ndisc_alloc_skb+0x144/0x340 [ 380.776572] ndisc_send_rs+0x331/0x6e0 [ 380.780474] addrconf_rs_timer+0x314/0x690 [ 380.784732] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.788978] call_timer_fn+0x272/0x920 [ 380.792868] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.797103] ? process_timeout+0x40/0x40 [ 380.801173] ? mark_held_locks+0xc7/0x130 [ 380.805326] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.809876] ? _raw_spin_unlock_irq+0x27/0x80 [ 380.814371] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.818619] ? lockdep_hardirqs_on+0x296/0x5b0 [ 380.823207] ? trace_hardirqs_on+0xbd/0x310 [ 380.827528] ? kasan_check_read+0x11/0x20 [ 380.831673] ? __run_timers+0x7da/0xc70 [ 380.835651] ? trace_hardirqs_off_caller+0x310/0x310 [ 380.840761] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.845006] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 380.849240] __run_timers+0x7e5/0xc70 [ 380.853055] ? timer_fixup_init+0x70/0x70 [ 380.857206] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 380.862224] ? zap_class+0x640/0x640 [ 380.865944] ? print_usage_bug+0xc0/0xc0 [ 380.870012] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 380.875231] ? find_held_lock+0x36/0x1c0 [ 380.879299] ? zap_class+0x640/0x640 [ 380.883021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.888563] ? check_preemption_disabled+0x48/0x280 [ 380.893594] ? __lock_is_held+0xb5/0x140 [ 380.897667] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.903209] ? check_preemption_disabled+0x48/0x280 [ 380.908231] run_timer_softirq+0x52/0xb0 [ 380.912293] ? rcu_read_lock_sched_held+0x14f/0x180 [ 380.917331] __do_softirq+0x308/0xb7e [ 380.921147] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 380.925644] ? lock_downgrade+0x900/0x900 [ 380.929798] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 380.934911] ? pvclock_read_flags+0x160/0x160 [ 380.939417] ? lapic_next_event+0x5a/0x90 [ 380.943586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.949134] ? kvm_clock_read+0x18/0x30 [ 380.953111] ? kvm_sched_clock_read+0x9/0x20 [ 380.957523] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.963065] ? check_preemption_disabled+0x48/0x280 [ 380.968107] irq_exit+0x17f/0x1c0 [ 380.971562] smp_apic_timer_interrupt+0x1cb/0x760 [ 380.976406] ? smp_call_function_single_interrupt+0x650/0x650 [ 380.982306] ? interrupt_entry+0xb5/0xc0 [ 380.986375] ? trace_hardirqs_off_caller+0xbb/0x310 [ 380.991393] ? trace_hardirqs_off_caller+0xbb/0x310 [ 380.996414] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.001274] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.006312] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.011353] ? task_prio+0x50/0x50 [ 381.014902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.020442] ? check_preemption_disabled+0x48/0x280 [ 381.025465] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.030318] apic_timer_interrupt+0xf/0x20 [ 381.034553] [ 381.036790] RIP: 0010:dump_stack+0x358/0x39d [ 381.041204] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 381.060123] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 381.067831] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 381.075101] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 381.082392] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 381.089690] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 381.096959] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 381.104379] ? dump_stack+0x34f/0x39d [ 381.108210] ? dump_stack_print_info.cold.1+0x20/0x20 [ 381.113450] ? mark_held_locks+0x130/0x130 [ 381.117691] ? mark_held_locks+0x130/0x130 [ 381.121931] dump_header+0x27b/0xf72 [ 381.125662] ? pagefault_out_of_memory+0x197/0x197 [ 381.130602] ? __lock_acquire+0x62f/0x4c20 [ 381.134850] ? percpu_ref_get_many+0x240/0x240 [ 381.139436] ? print_usage_bug+0xc0/0xc0 [ 381.143517] ? zap_class+0x640/0x640 [ 381.147232] ? print_usage_bug+0xc0/0xc0 [ 381.151305] ? print_usage_bug+0xc0/0xc0 [ 381.155373] ? zap_class+0x640/0x640 [ 381.159088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.164636] ? find_held_lock+0x36/0x1c0 [ 381.168733] ? mark_held_locks+0xc7/0x130 [ 381.172883] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 381.178011] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 381.183119] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 381.187724] ? trace_hardirqs_on+0xbd/0x310 [ 381.192049] ? kasan_check_read+0x11/0x20 [ 381.196196] ? ___ratelimit+0x3b4/0x672 [ 381.200191] ? trace_hardirqs_off_caller+0x310/0x310 [ 381.205317] ? trace_hardirqs_on+0x310/0x310 [ 381.209756] ? lock_downgrade+0x900/0x900 [ 381.213930] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 381.219030] ? ___ratelimit+0x3b9/0x672 [ 381.223004] ? idr_get_free+0xf70/0xf70 [ 381.227010] ? find_held_lock+0x36/0x1c0 [ 381.231114] oom_kill_process.cold.27+0x10/0x903 [ 381.235871] ? zap_class+0x640/0x640 [ 381.239600] ? check_preemption_disabled+0x48/0x280 [ 381.244634] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 381.249575] ? kasan_check_read+0x11/0x20 [ 381.253717] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.258994] ? oom_evaluate_task+0x540/0x540 [ 381.263409] ? find_held_lock+0x36/0x1c0 [ 381.267471] ? out_of_memory+0x974/0x1430 [ 381.271618] ? lock_downgrade+0x900/0x900 [ 381.275760] ? check_preemption_disabled+0x48/0x280 [ 381.280772] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 381.285714] ? kasan_check_read+0x11/0x20 [ 381.289865] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.295143] ? rcu_softirq_qs+0x20/0x20 [ 381.299127] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.304674] ? oom_evaluate_task+0x302/0x540 [ 381.309105] out_of_memory+0xa84/0x1430 [ 381.313130] ? oom_killer_disable+0x3a0/0x3a0 [ 381.317629] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 381.322565] ? __ww_mutex_check_waiters+0x160/0x160 [ 381.327603] __alloc_pages_slowpath+0x2354/0x2e10 [ 381.332490] ? warn_alloc+0x120/0x120 [ 381.336297] ? mark_held_locks+0x130/0x130 [ 381.340548] ? find_get_entry+0xaae/0x1120 [ 381.344793] ? filemap_map_pages+0x1a20/0x1a20 [ 381.349384] ? zap_class+0x640/0x640 [ 381.353102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.358642] ? check_preemption_disabled+0x48/0x280 [ 381.363655] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.369203] ? should_fail+0x22d/0xd01 [ 381.373107] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.378227] ? zap_class+0x640/0x640 [ 381.381967] ? __lock_is_held+0xb5/0x140 [ 381.386030] ? mark_held_locks+0x130/0x130 [ 381.390273] ? lock_release+0xa00/0xa00 [ 381.394260] ? perf_trace_sched_process_exec+0x860/0x860 [ 381.399726] ? xa_load+0x2ba/0x460 [ 381.403265] ? lock_downgrade+0x900/0x900 [ 381.407418] ? __might_sleep+0x95/0x190 [ 381.411412] __alloc_pages_nodemask+0xa80/0xde0 [ 381.416084] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 381.421099] ? __page_cache_alloc+0x191/0x5c0 [ 381.425624] ? xa_load+0x2e1/0x460 [ 381.429172] ? xa_clear_mark+0x40/0x40 [ 381.433076] ? zap_class+0x640/0x640 [ 381.436814] ? zap_class+0x640/0x640 [ 381.440527] ? zap_class+0x640/0x640 [ 381.444240] ? __do_page_cache_readahead+0x663/0x810 [ 381.449359] ? find_held_lock+0x36/0x1c0 [ 381.453424] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 381.458969] alloc_pages_current+0x173/0x350 [ 381.463413] __page_cache_alloc+0x38c/0x5c0 [ 381.467729] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 381.472651] ? kasan_check_read+0x11/0x20 [ 381.476793] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.482084] ? generic_perform_write+0x6a0/0x6a0 [ 381.486848] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.492380] ? check_preemption_disabled+0x48/0x280 [ 381.497401] filemap_fault+0x1595/0x25f0 [ 381.501490] ? __lock_page_or_retry+0xa00/0xa00 [ 381.506168] ? mark_held_locks+0x130/0x130 [ 381.510413] ? filemap_map_pages+0xd6b/0x1a20 [ 381.514924] ? lock_downgrade+0x900/0x900 [ 381.519072] ? check_preemption_disabled+0x48/0x280 [ 381.524092] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 381.529012] ? kasan_check_read+0x11/0x20 [ 381.533153] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.538421] ? rcu_softirq_qs+0x20/0x20 [ 381.542419] ? filemap_map_pages+0xd92/0x1a20 [ 381.546940] ? find_get_entries_tag+0x1400/0x1400 [ 381.551798] ? __kernel_text_address+0xd/0x40 [ 381.556294] ? unwind_get_return_address+0x61/0xa0 [ 381.561265] ? lock_acquire+0x1ed/0x520 [ 381.565251] ? ext4_filemap_fault+0x7a/0xad [ 381.569581] ? lock_release+0xa00/0xa00 [ 381.573581] ? perf_trace_sched_process_exec+0x860/0x860 [ 381.579034] ? print_usage_bug+0xc0/0xc0 [ 381.583100] ? print_usage_bug+0xc0/0xc0 [ 381.587159] ? __x64_sys_read+0x73/0xb0 [ 381.591149] ? down_read+0x8d/0x120 [ 381.594773] ? ext4_filemap_fault+0x7a/0xad [ 381.599112] ? __down_interruptible+0x700/0x700 [ 381.603784] ? find_held_lock+0x36/0x1c0 [ 381.607867] ext4_filemap_fault+0x82/0xad [ 381.612049] __do_fault+0x100/0x6b0 [ 381.615703] ? lock_downgrade+0x900/0x900 [ 381.619856] ? pmd_devmap_trans_unstable+0x220/0x220 [ 381.624977] ? kasan_check_read+0x11/0x20 [ 381.629137] ? do_raw_spin_unlock+0xa7/0x330 [ 381.633561] ? do_raw_spin_trylock+0x270/0x270 [ 381.638163] __handle_mm_fault+0x3ea0/0x5be0 [ 381.642580] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 381.647430] ? find_held_lock+0x36/0x1c0 [ 381.651523] ? zap_class+0x640/0x640 [ 381.655232] ? zap_class+0x640/0x640 [ 381.658953] ? find_held_lock+0x36/0x1c0 [ 381.663025] ? handle_mm_fault+0x42a/0xc70 [ 381.667260] ? lock_downgrade+0x900/0x900 [ 381.671414] ? check_preemption_disabled+0x48/0x280 [ 381.676473] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 381.681393] ? kasan_check_read+0x11/0x20 [ 381.685549] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 381.690824] ? rcu_softirq_qs+0x20/0x20 [ 381.694800] ? trace_hardirqs_off_caller+0x310/0x310 [ 381.699901] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.705439] ? check_preemption_disabled+0x48/0x280 [ 381.710458] handle_mm_fault+0x54f/0xc70 [ 381.714516] ? __handle_mm_fault+0x5be0/0x5be0 [ 381.719100] ? find_vma+0x34/0x190 [ 381.722662] __do_page_fault+0x5e8/0xe60 [ 381.726745] ? trace_hardirqs_off+0xb8/0x310 [ 381.731164] ? kernel_write+0x120/0x120 [ 381.735160] do_page_fault+0xf2/0x7e0 [ 381.739005] ? vmalloc_sync_all+0x30/0x30 [ 381.743149] ? error_entry+0x70/0xd0 [ 381.746861] ? trace_hardirqs_off_caller+0xbb/0x310 [ 381.751870] ? trace_hardirqs_on_caller+0xc0/0x310 [ 381.756797] ? syscall_return_slowpath+0x5e0/0x5e0 [ 381.761746] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.766587] ? trace_hardirqs_on_caller+0x310/0x310 [ 381.771621] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 381.777071] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 381.782101] ? prepare_exit_to_usermode+0x291/0x3b0 [ 381.787130] ? page_fault+0x8/0x30 [ 381.790674] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.795543] ? page_fault+0x8/0x30 [ 381.799082] page_fault+0x1e/0x30 [ 381.802529] RIP: 0033:0x7ff3690bcdb4 [ 381.806255] Code: Bad RIP value. [ 381.809620] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 381.814981] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 381.822249] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 381.829513] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 381.836778] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 381.844040] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 381.851332] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 381.851336] warn_alloc_show_mem: 1 callbacks suppressed [ 381.851364] Mem-Info: [ 381.858630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 381.864045] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 381.864045] active_file:11 inactive_file:13 isolated_file:1 [ 381.864045] unevictable:0 dirty:0 writeback:0 unstable:0 [ 381.864045] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 381.864045] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 381.864045] free:13670 free_pcp:401 free_cma:0 [ 381.866418] Call Trace: [ 381.875811] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 381.908931] [ 381.911518] Node 0 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 [ 381.939206] dump_stack+0x244/0x39d [ 381.941346] lowmem_reserve[]: 0 2818 6321 6321 [ 381.967573] ? dump_stack_print_info.cold.1+0x20/0x20 [ 381.971177] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 381.975759] warn_alloc.cold.116+0xb7/0x1bd [ 381.980937] lowmem_reserve[]: 0 0 3503 3503 [ 382.008545] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 382.012842] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 382.017161] ? lock_downgrade+0x900/0x900 [ 382.021982] lowmem_reserve[]: 0 0 0 0 [ 382.051267] ? trace_hardirqs_off+0xb8/0x310 [ 382.055400] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 382.059202] ? trace_hardirqs_off+0xb8/0x310 [ 382.063591] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 382.077116] __alloc_pages_slowpath+0x26e8/0x2e10 [ 382.081492] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 382.097293] ? warn_alloc+0x120/0x120 [ 382.102105] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 382.115699] ? print_usage_bug+0xc0/0xc0 [ 382.119483] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 382.128306] ? warn_alloc+0x120/0x120 [ 382.132355] 1519 total pagecache pages [ 382.140928] ? warn_alloc+0x120/0x120 [ 382.144711] 0 pages in swap cache [ 382.148584] ? print_usage_bug+0xc0/0xc0 [ 382.152368] Swap cache stats: add 0, delete 0, find 0/0 [ 382.155815] ? kvm_clock_read+0x18/0x30 [ 382.159853] Free swap = 0kB [ 382.165214] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 382.169174] Total swap = 0kB [ 382.172194] ? print_usage_bug+0xc0/0xc0 [ 382.177185] 1965979 pages RAM [ 382.180207] ? __lock_acquire+0x62f/0x4c20 [ 382.184246] 0 pages HighMem/MovableOnly [ 382.187353] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.191563] 342853 pages reserved [ 382.195535] ? should_fail+0x22d/0xd01 [ 382.201048] 0 pages cma reserved [ 382.204493] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 382.208419] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 382.211721] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.211736] ? __lock_acquire+0x62f/0x4c20 [ 382.211754] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.217071] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 382.223497] ? __lock_acquire+0x62f/0x4c20 [ 382.228592] rsyslogd cpuset=/ mems_allowed=0 [ 382.232850] ? should_fail+0x22d/0xd01 [ 382.260457] ? rcu_irq_exit+0x1a2/0x390 [ 382.264489] ? mark_held_locks+0x130/0x130 [ 382.268735] ? mark_held_locks+0x130/0x130 [ 382.272975] ? mark_held_locks+0xc7/0x130 [ 382.277127] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 382.282143] ? zap_class+0x640/0x640 [ 382.285867] ? print_usage_bug+0xc0/0xc0 [ 382.289929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.295468] ? check_preemption_disabled+0x48/0x280 [ 382.300510] ? __lock_is_held+0xb5/0x140 [ 382.304583] __alloc_pages_nodemask+0xa80/0xde0 [ 382.309254] ? zap_class+0x640/0x640 [ 382.312977] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 382.318039] ? find_held_lock+0x36/0x1c0 [ 382.322117] ? ____cache_alloc_node+0x1c7/0x1e0 [ 382.326791] ? lock_downgrade+0x900/0x900 [ 382.330944] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.336486] cache_grow_begin+0xa5/0x8c0 [ 382.340541] ? do_raw_spin_unlock+0xa7/0x330 [ 382.344997] fallback_alloc+0x204/0x2e0 [ 382.349010] ____cache_alloc_node+0x1c7/0x1e0 [ 382.353524] kmem_cache_alloc_node+0xe3/0x730 [ 382.358019] ? ipv6_get_ifaddr+0x42e/0x620 [ 382.362261] __alloc_skb+0x119/0x770 [ 382.365988] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 382.371301] ? netdev_alloc_frag+0x1f0/0x1f0 [ 382.375708] ? lock_downgrade+0x900/0x900 [ 382.379859] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.385459] ? refcount_sub_and_test_checked+0x203/0x310 [ 382.390919] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 382.396388] ? addrconf_rs_timer+0x690/0x690 [ 382.400836] ndisc_alloc_skb+0x144/0x340 [ 382.404905] ndisc_send_rs+0x331/0x6e0 [ 382.408799] addrconf_rs_timer+0x314/0x690 [ 382.413040] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.417287] call_timer_fn+0x272/0x920 [ 382.421173] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.425409] ? process_timeout+0x40/0x40 [ 382.429482] ? __run_timers+0x7da/0xc70 [ 382.433477] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.437968] ? _raw_spin_unlock_irq+0x27/0x80 [ 382.442459] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.446707] ? lockdep_hardirqs_on+0x296/0x5b0 [ 382.451293] ? trace_hardirqs_on+0xbd/0x310 [ 382.455613] ? kasan_check_read+0x11/0x20 [ 382.459790] ? __run_timers+0x7da/0xc70 [ 382.463782] ? trace_hardirqs_off_caller+0x310/0x310 [ 382.468900] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.473169] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 382.477399] __run_timers+0x7e5/0xc70 [ 382.481208] ? timer_fixup_init+0x70/0x70 [ 382.485379] ? lock_downgrade+0x900/0x900 [ 382.489544] ? zap_class+0x640/0x640 [ 382.493270] ? pvclock_read_flags+0x160/0x160 [ 382.498133] ? hrtimer_start_range_ns+0xe00/0xe00 [ 382.502982] ? trace_hardirqs_on+0x310/0x310 [ 382.507400] ? kvm_clock_read+0x18/0x30 [ 382.511393] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 382.516409] ? ktime_get+0x2c1/0x400 [ 382.520140] ? zap_class+0x640/0x640 [ 382.523858] ? pvclock_read_flags+0x160/0x160 [ 382.528407] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.533947] ? check_preemption_disabled+0x48/0x280 [ 382.538999] ? __lock_is_held+0xb5/0x140 [ 382.543075] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.548624] ? check_preemption_disabled+0x48/0x280 [ 382.553662] run_timer_softirq+0x52/0xb0 [ 382.557727] ? rcu_read_lock_sched_held+0x14f/0x180 [ 382.562749] __do_softirq+0x308/0xb7e [ 382.566606] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 382.571705] ? irq_exit+0xbd/0x1c0 [ 382.575247] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 382.580260] ? smp_reschedule_interrupt+0x109/0x650 [ 382.585277] ? smp_call_function_single_interrupt+0x650/0x650 [ 382.591161] ? ret_from_intr+0xb/0x1e [ 382.594962] ? trace_hardirqs_off_caller+0xbb/0x310 [ 382.600002] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.604886] ? trace_hardirqs_on_caller+0x310/0x310 [ 382.609920] ? task_prio+0x50/0x50 [ 382.613466] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.619006] ? check_preemption_disabled+0x48/0x280 [ 382.624030] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.628888] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 382.633385] do_softirq_own_stack+0x2a/0x40 [ 382.637733] [ 382.639970] do_softirq.part.14+0x126/0x160 [ 382.644291] __local_bh_enable_ip+0x21d/0x260 [ 382.648803] __dev_queue_xmit+0x1aa3/0x3ad0 [ 382.653132] ? save_stack+0x43/0xd0 [ 382.656815] ? kasan_kmalloc+0xc7/0xe0 [ 382.660699] ? __kmalloc_node_track_caller+0x50/0x70 [ 382.665844] ? netdev_pick_tx+0x310/0x310 [ 382.669998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.675536] ? check_preemption_disabled+0x48/0x280 [ 382.680563] ? __lock_is_held+0xb5/0x140 [ 382.684633] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 382.689668] ? skb_release_data+0x1c4/0x880 [ 382.694026] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 382.699370] ? kasan_unpoison_shadow+0x35/0x50 [ 382.703961] ? skb_tx_error+0x2f0/0x2f0 [ 382.707940] ? __kmalloc_node_track_caller+0x50/0x70 [ 382.713042] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.718586] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 382.724135] ? kasan_check_write+0x14/0x20 [ 382.728379] ? pskb_expand_head+0x6b3/0x10f0 [ 382.732787] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 382.738246] ? skb_release_data+0x880/0x880 [ 382.742571] ? __alloc_skb+0x770/0x770 [ 382.746495] ? __lock_is_held+0xb5/0x140 [ 382.750565] ? kasan_check_write+0x14/0x20 [ 382.754829] ? __skb_clone+0x6c7/0xa00 [ 382.758754] ? __copy_skb_header+0x6b0/0x6b0 [ 382.763175] ? kmem_cache_alloc+0x33a/0x730 [ 382.767570] ? skb_ensure_writable+0x15e/0x640 [ 382.772158] dev_queue_xmit+0x17/0x20 [ 382.775958] ? dev_queue_xmit+0x17/0x20 [ 382.779933] __bpf_redirect+0x5cf/0xb20 [ 382.783905] ? __switch_to_asm+0x34/0x70 [ 382.787969] bpf_clone_redirect+0x2f6/0x490 [ 382.792291] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 382.797303] ? __sched_text_start+0x8/0x8 [ 382.801446] ? retint_kernel+0x2d/0x2d [ 382.805377] ? find_held_lock+0x36/0x1c0 [ 382.809475] ? lock_acquire+0x1ed/0x520 [ 382.813459] ? bpf_test_run+0x3cb/0x780 [ 382.817446] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.823009] ? check_preemption_disabled+0x48/0x280 [ 382.828051] ? kasan_check_read+0x11/0x20 [ 382.832198] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 382.837471] ? rcu_softirq_qs+0x20/0x20 [ 382.841478] ? preempt_schedule+0x4d/0x60 [ 382.845624] ? ___preempt_schedule+0x16/0x18 [ 382.850034] ? bpf_test_run+0x25d/0x780 [ 382.854015] ? netlink_diag_dump+0x2a0/0x2a0 [ 382.858436] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.863967] ? bpf_test_init.isra.10+0x70/0x100 [ 382.868640] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 382.873407] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 382.878246] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 382.883799] ? fput+0x130/0x1a0 [ 382.887124] ? __bpf_prog_get+0x9b/0x290 [ 382.891192] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 382.896049] ? bpf_prog_test_run+0x130/0x1a0 [ 382.900468] ? __x64_sys_bpf+0x3d8/0x520 [ 382.904524] ? bpf_prog_get+0x20/0x20 [ 382.908366] ? do_syscall_64+0x1b9/0x820 [ 382.912489] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 382.917868] ? syscall_return_slowpath+0x5e0/0x5e0 [ 382.922796] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.927655] ? trace_hardirqs_on_caller+0x310/0x310 [ 382.932672] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 382.937690] ? prepare_exit_to_usermode+0x291/0x3b0 [ 382.942715] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.947580] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 382.952966] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 382.953053] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 382.959726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 382.959735] Call Trace: [ 382.966299] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 382.975553] [ 382.978138] syz-executor3 cpuset=syz3 mems_allowed=0 [ 382.988620] dump_stack+0x244/0x39d [ 382.999476] ? dump_stack_print_info.cold.1+0x20/0x20 [ 383.004682] warn_alloc.cold.116+0xb7/0x1bd [ 383.009024] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 383.013874] ? lock_downgrade+0x900/0x900 [ 383.018033] ? trace_hardirqs_off+0xb8/0x310 [ 383.022467] ? trace_hardirqs_off+0xb8/0x310 [ 383.026906] __alloc_pages_slowpath+0x26e8/0x2e10 [ 383.031801] ? warn_alloc+0x120/0x120 [ 383.035606] ? print_usage_bug+0xc0/0xc0 [ 383.039675] ? warn_alloc+0x120/0x120 [ 383.043481] ? warn_alloc+0x120/0x120 [ 383.047289] ? print_usage_bug+0xc0/0xc0 [ 383.051373] ? print_usage_bug+0xc0/0xc0 [ 383.055442] ? __lock_acquire+0x62f/0x4c20 [ 383.059690] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.065232] ? should_fail+0x22d/0xd01 [ 383.069125] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.074231] ? __lock_acquire+0x62f/0x4c20 [ 383.078473] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.083575] ? __lock_acquire+0x62f/0x4c20 [ 383.087824] ? should_fail+0x22d/0xd01 [ 383.091708] ? find_held_lock+0x36/0x1c0 [ 383.095778] ? mark_held_locks+0x130/0x130 [ 383.100025] ? mark_held_locks+0x130/0x130 [ 383.104289] ? zap_class+0x640/0x640 [ 383.108016] ? zap_class+0x640/0x640 [ 383.111731] ? print_usage_bug+0xc0/0xc0 [ 383.115789] ? do_raw_spin_unlock+0xa7/0x330 [ 383.120200] ? zap_class+0x640/0x640 [ 383.123933] ? print_usage_bug+0xc0/0xc0 [ 383.128000] ? wq_watchdog_touch+0x9c/0xfe [ 383.132237] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.137775] ? check_preemption_disabled+0x48/0x280 [ 383.142803] ? __lock_is_held+0xb5/0x140 [ 383.146872] __alloc_pages_nodemask+0xa80/0xde0 [ 383.151539] ? zap_class+0x640/0x640 [ 383.155286] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 383.160314] ? find_held_lock+0x36/0x1c0 [ 383.164395] ? ____cache_alloc_node+0x1c7/0x1e0 [ 383.169062] ? lock_downgrade+0x900/0x900 [ 383.173227] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.178783] cache_grow_begin+0xa5/0x8c0 [ 383.182841] ? do_raw_spin_unlock+0xa7/0x330 [ 383.187262] fallback_alloc+0x204/0x2e0 [ 383.191245] ____cache_alloc_node+0x1c7/0x1e0 [ 383.195747] kmem_cache_alloc_node+0xe3/0x730 [ 383.200256] ? ipv6_get_ifaddr+0x42e/0x620 [ 383.204543] __alloc_skb+0x119/0x770 [ 383.208249] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.213526] ? netdev_alloc_frag+0x1f0/0x1f0 [ 383.217931] ? lock_downgrade+0x900/0x900 [ 383.222148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.227684] ? refcount_sub_and_test_checked+0x203/0x310 [ 383.233135] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 383.238582] ? addrconf_rs_timer+0x690/0x690 [ 383.243055] ndisc_alloc_skb+0x144/0x340 [ 383.247167] ndisc_send_rs+0x331/0x6e0 [ 383.251061] addrconf_rs_timer+0x314/0x690 [ 383.255297] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.259570] call_timer_fn+0x272/0x920 [ 383.263471] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.267701] ? process_timeout+0x40/0x40 [ 383.271768] ? mark_held_locks+0xc7/0x130 [ 383.275918] ? _raw_spin_unlock_irq+0x27/0x80 [ 383.280441] ? _raw_spin_unlock_irq+0x27/0x80 [ 383.284930] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.289164] ? lockdep_hardirqs_on+0x296/0x5b0 [ 383.293745] ? trace_hardirqs_on+0xbd/0x310 [ 383.298065] ? kasan_check_read+0x11/0x20 [ 383.302215] ? __run_timers+0x7da/0xc70 [ 383.306265] ? trace_hardirqs_off_caller+0x310/0x310 [ 383.311375] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.315635] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 383.319888] __run_timers+0x7e5/0xc70 [ 383.323693] ? timer_fixup_init+0x70/0x70 [ 383.327898] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 383.332920] ? zap_class+0x640/0x640 [ 383.336655] ? print_usage_bug+0xc0/0xc0 [ 383.340718] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 383.345911] ? find_held_lock+0x36/0x1c0 [ 383.349971] ? zap_class+0x640/0x640 [ 383.353684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.359219] ? check_preemption_disabled+0x48/0x280 [ 383.364266] ? __lock_is_held+0xb5/0x140 [ 383.368349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.373886] ? check_preemption_disabled+0x48/0x280 [ 383.378922] run_timer_softirq+0x52/0xb0 [ 383.383023] ? rcu_read_lock_sched_held+0x14f/0x180 [ 383.388052] __do_softirq+0x308/0xb7e [ 383.391855] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 383.396359] ? lock_downgrade+0x900/0x900 [ 383.400513] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 383.405661] ? pvclock_read_flags+0x160/0x160 [ 383.410162] ? lapic_next_event+0x5a/0x90 [ 383.414307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.419848] ? kvm_clock_read+0x18/0x30 [ 383.423834] ? kvm_sched_clock_read+0x9/0x20 [ 383.428238] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.433769] ? check_preemption_disabled+0x48/0x280 [ 383.438790] irq_exit+0x17f/0x1c0 [ 383.442237] smp_apic_timer_interrupt+0x1cb/0x760 [ 383.447080] ? smp_call_function_single_interrupt+0x650/0x650 [ 383.452989] ? interrupt_entry+0xb5/0xc0 [ 383.457060] ? trace_hardirqs_off_caller+0xbb/0x310 [ 383.462070] ? trace_hardirqs_off_caller+0xbb/0x310 [ 383.467097] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.471933] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.476951] ? trace_hardirqs_on_caller+0x310/0x310 [ 383.481980] ? task_prio+0x50/0x50 [ 383.485531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.491085] ? check_preemption_disabled+0x48/0x280 [ 383.496107] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.500986] apic_timer_interrupt+0xf/0x20 [ 383.505216] [ 383.507459] RIP: 0010:dump_stack+0x358/0x39d [ 383.511866] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 383.530778] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 383.538513] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 383.545805] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 383.553100] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 383.560400] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 383.567681] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 383.574967] ? dump_stack+0x34f/0x39d [ 383.578784] ? dump_stack_print_info.cold.1+0x20/0x20 [ 383.583977] ? mark_held_locks+0x130/0x130 [ 383.588224] ? mark_held_locks+0x130/0x130 [ 383.592467] dump_header+0x27b/0xf72 [ 383.596192] ? pagefault_out_of_memory+0x197/0x197 [ 383.601128] ? __lock_acquire+0x62f/0x4c20 [ 383.605377] ? percpu_ref_get_many+0x240/0x240 [ 383.609965] ? print_usage_bug+0xc0/0xc0 [ 383.614035] ? zap_class+0x640/0x640 [ 383.617752] ? print_usage_bug+0xc0/0xc0 [ 383.621812] ? print_usage_bug+0xc0/0xc0 [ 383.625892] ? zap_class+0x640/0x640 [ 383.629611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.635174] ? find_held_lock+0x36/0x1c0 [ 383.639249] ? mark_held_locks+0xc7/0x130 [ 383.643399] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 383.648521] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 383.653647] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 383.658230] ? trace_hardirqs_on+0xbd/0x310 [ 383.662551] ? kasan_check_read+0x11/0x20 [ 383.666701] ? ___ratelimit+0x3b4/0x672 [ 383.670701] ? trace_hardirqs_off_caller+0x310/0x310 [ 383.675817] ? trace_hardirqs_on+0x310/0x310 [ 383.680243] ? lock_downgrade+0x900/0x900 [ 383.684395] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 383.689540] ? ___ratelimit+0x3b9/0x672 [ 383.693523] ? idr_get_free+0xf70/0xf70 [ 383.697498] ? find_held_lock+0x36/0x1c0 [ 383.701572] oom_kill_process.cold.27+0x10/0x903 [ 383.706356] ? zap_class+0x640/0x640 [ 383.710067] ? check_preemption_disabled+0x48/0x280 [ 383.715096] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 383.720038] ? kasan_check_read+0x11/0x20 [ 383.724183] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.729476] ? oom_evaluate_task+0x540/0x540 [ 383.733928] ? find_held_lock+0x36/0x1c0 [ 383.738022] ? out_of_memory+0x974/0x1430 [ 383.742169] ? lock_downgrade+0x900/0x900 [ 383.746317] ? check_preemption_disabled+0x48/0x280 [ 383.751350] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 383.756372] ? kasan_check_read+0x11/0x20 [ 383.760532] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.765802] ? rcu_softirq_qs+0x20/0x20 [ 383.769789] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.775328] ? oom_evaluate_task+0x302/0x540 [ 383.779766] out_of_memory+0xa84/0x1430 [ 383.783756] ? oom_killer_disable+0x3a0/0x3a0 [ 383.788251] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 383.793185] ? __ww_mutex_check_waiters+0x160/0x160 [ 383.798210] __alloc_pages_slowpath+0x2354/0x2e10 [ 383.803071] ? warn_alloc+0x120/0x120 [ 383.806895] ? mark_held_locks+0x130/0x130 [ 383.811161] ? find_get_entry+0xaae/0x1120 [ 383.815397] ? filemap_map_pages+0x1a20/0x1a20 [ 383.820005] ? zap_class+0x640/0x640 [ 383.823746] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.829301] ? check_preemption_disabled+0x48/0x280 [ 383.834321] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.839870] ? should_fail+0x22d/0xd01 [ 383.843760] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.848870] ? zap_class+0x640/0x640 [ 383.852604] ? __lock_is_held+0xb5/0x140 [ 383.856681] ? mark_held_locks+0x130/0x130 [ 383.860936] ? lock_release+0xa00/0xa00 [ 383.864905] ? perf_trace_sched_process_exec+0x860/0x860 [ 383.870357] ? xa_load+0x2ba/0x460 [ 383.873892] ? lock_downgrade+0x900/0x900 [ 383.878065] ? __might_sleep+0x95/0x190 [ 383.882038] __alloc_pages_nodemask+0xa80/0xde0 [ 383.886711] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 383.891737] ? __page_cache_alloc+0x191/0x5c0 [ 383.896228] ? xa_load+0x2e1/0x460 [ 383.899763] ? xa_clear_mark+0x40/0x40 [ 383.903695] ? zap_class+0x640/0x640 [ 383.907445] ? zap_class+0x640/0x640 [ 383.911166] ? zap_class+0x640/0x640 [ 383.914906] ? __do_page_cache_readahead+0x663/0x810 [ 383.920070] ? find_held_lock+0x36/0x1c0 [ 383.924153] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 383.929705] alloc_pages_current+0x173/0x350 [ 383.934112] __page_cache_alloc+0x38c/0x5c0 [ 383.938431] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 383.943400] ? kasan_check_read+0x11/0x20 [ 383.947551] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 383.952829] ? generic_perform_write+0x6a0/0x6a0 [ 383.957600] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.963152] ? check_preemption_disabled+0x48/0x280 [ 383.968403] filemap_fault+0x1595/0x25f0 [ 383.972480] ? __lock_page_or_retry+0xa00/0xa00 [ 383.977164] ? mark_held_locks+0x130/0x130 [ 383.981439] ? filemap_map_pages+0xd6b/0x1a20 [ 383.985964] ? lock_downgrade+0x900/0x900 [ 383.990142] ? check_preemption_disabled+0x48/0x280 [ 383.995158] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 384.000084] ? kasan_check_read+0x11/0x20 [ 384.004228] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 384.009504] ? rcu_softirq_qs+0x20/0x20 [ 384.013510] ? filemap_map_pages+0xd92/0x1a20 [ 384.018017] ? find_get_entries_tag+0x1400/0x1400 [ 384.022877] ? __kernel_text_address+0xd/0x40 [ 384.027381] ? unwind_get_return_address+0x61/0xa0 [ 384.032354] ? lock_acquire+0x1ed/0x520 [ 384.036348] ? ext4_filemap_fault+0x7a/0xad [ 384.040680] ? lock_release+0xa00/0xa00 [ 384.044674] ? perf_trace_sched_process_exec+0x860/0x860 [ 384.050123] ? print_usage_bug+0xc0/0xc0 [ 384.054183] ? print_usage_bug+0xc0/0xc0 [ 384.058242] ? __x64_sys_read+0x73/0xb0 [ 384.062233] ? down_read+0x8d/0x120 [ 384.065860] ? ext4_filemap_fault+0x7a/0xad [ 384.070183] ? __down_interruptible+0x700/0x700 [ 384.074858] ? find_held_lock+0x36/0x1c0 [ 384.078923] ext4_filemap_fault+0x82/0xad [ 384.083072] __do_fault+0x100/0x6b0 [ 384.086699] ? lock_downgrade+0x900/0x900 [ 384.090844] ? pmd_devmap_trans_unstable+0x220/0x220 [ 384.095968] ? kasan_check_read+0x11/0x20 [ 384.100133] ? do_raw_spin_unlock+0xa7/0x330 [ 384.104559] ? do_raw_spin_trylock+0x270/0x270 [ 384.109160] __handle_mm_fault+0x3ea0/0x5be0 [ 384.113577] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 384.118459] ? find_held_lock+0x36/0x1c0 [ 384.122538] ? zap_class+0x640/0x640 [ 384.126247] ? zap_class+0x640/0x640 [ 384.129964] ? find_held_lock+0x36/0x1c0 [ 384.134032] ? handle_mm_fault+0x42a/0xc70 [ 384.138267] ? lock_downgrade+0x900/0x900 [ 384.142419] ? check_preemption_disabled+0x48/0x280 [ 384.147444] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 384.152374] ? kasan_check_read+0x11/0x20 [ 384.156521] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 384.161832] ? rcu_softirq_qs+0x20/0x20 [ 384.165804] ? trace_hardirqs_off_caller+0x310/0x310 [ 384.170930] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.176471] ? check_preemption_disabled+0x48/0x280 [ 384.181492] handle_mm_fault+0x54f/0xc70 [ 384.185567] ? __handle_mm_fault+0x5be0/0x5be0 [ 384.190167] ? find_vma+0x34/0x190 [ 384.193743] __do_page_fault+0x5e8/0xe60 [ 384.197805] ? trace_hardirqs_off+0xb8/0x310 [ 384.202212] ? kernel_write+0x120/0x120 [ 384.206210] do_page_fault+0xf2/0x7e0 [ 384.210012] ? vmalloc_sync_all+0x30/0x30 [ 384.214156] ? error_entry+0x70/0xd0 [ 384.217871] ? trace_hardirqs_off_caller+0xbb/0x310 [ 384.222896] ? trace_hardirqs_on_caller+0xc0/0x310 [ 384.227826] ? syscall_return_slowpath+0x5e0/0x5e0 [ 384.232760] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.237603] ? trace_hardirqs_on_caller+0x310/0x310 [ 384.242644] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 384.248115] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 384.253154] ? prepare_exit_to_usermode+0x291/0x3b0 [ 384.258171] ? page_fault+0x8/0x30 [ 384.261714] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.266565] ? page_fault+0x8/0x30 [ 384.270142] page_fault+0x1e/0x30 [ 384.273597] RIP: 0033:0x7ff3690bcdb4 [ 384.277330] Code: Bad RIP value. [ 384.280706] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 384.286065] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 384.293332] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 384.300607] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 384.307883] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 384.315153] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 384.322465] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 384.322471] warn_alloc_show_mem: 1 callbacks suppressed [ 384.322480] Mem-Info: [ 384.329760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 384.335124] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 384.335124] active_file:11 inactive_file:13 isolated_file:1 [ 384.335124] unevictable:0 dirty:0 writeback:0 unstable:0 [ 384.335124] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 384.335124] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 384.335124] free:13670 free_pcp:401 free_cma:0 [ 384.337546] Call Trace: [ 384.346952] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 384.380055] [ 384.382685] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 384.410371] dump_stack+0x244/0x39d [ 384.412502] lowmem_reserve[]: 0 2818 6321 6321 [ 384.438644] ? dump_stack_print_info.cold.1+0x20/0x20 [ 384.442278] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 384.446867] warn_alloc.cold.116+0xb7/0x1bd [ 384.452036] lowmem_reserve[]: 0 0 3503 3503 [ 384.479611] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 384.483910] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 384.488239] ? lock_downgrade+0x900/0x900 [ 384.493056] lowmem_reserve[]: 0 0 0 0 [ 384.522202] ? trace_hardirqs_off+0xb8/0x310 [ 384.526322] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 384.530131] ? trace_hardirqs_off+0xb8/0x310 [ 384.534545] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 384.548063] __alloc_pages_slowpath+0x26e8/0x2e10 [ 384.552441] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 384.568263] ? warn_alloc+0x120/0x120 [ 384.573065] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 384.586661] ? print_usage_bug+0xc0/0xc0 [ 384.590457] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 384.599276] ? warn_alloc+0x120/0x120 [ 384.603402] 1519 total pagecache pages [ 384.611983] ? warn_alloc+0x120/0x120 [ 384.615794] 0 pages in swap cache [ 384.619686] ? print_usage_bug+0xc0/0xc0 [ 384.623465] Swap cache stats: add 0, delete 0, find 0/0 [ 384.627629] ? kvm_clock_read+0x18/0x30 [ 384.631678] Free swap = 0kB [ 384.637031] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 384.640977] Total swap = 0kB [ 384.643998] ? print_usage_bug+0xc0/0xc0 [ 384.649015] 1965979 pages RAM [ 384.652034] ? __lock_acquire+0x62f/0x4c20 [ 384.656063] 0 pages HighMem/MovableOnly [ 384.659157] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.663366] 342853 pages reserved [ 384.667329] ? should_fail+0x22d/0xd01 [ 384.672839] 0 pages cma reserved [ 384.676282] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 384.680196] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 384.683500] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.683513] ? __lock_acquire+0x62f/0x4c20 [ 384.683528] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 384.688851] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 384.695283] ? __lock_acquire+0x62f/0x4c20 [ 384.700381] rsyslogd cpuset=/ mems_allowed=0 [ 384.704614] ? should_fail+0x22d/0xd01 [ 384.704625] ? rcu_irq_exit+0x1a2/0x390 [ 384.704646] ? mark_held_locks+0x130/0x130 [ 384.740441] ? mark_held_locks+0x130/0x130 [ 384.744724] ? mark_held_locks+0xc7/0x130 [ 384.748869] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 384.753884] ? zap_class+0x640/0x640 [ 384.757596] ? print_usage_bug+0xc0/0xc0 [ 384.761656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.767191] ? check_preemption_disabled+0x48/0x280 [ 384.772211] ? __lock_is_held+0xb5/0x140 [ 384.776292] __alloc_pages_nodemask+0xa80/0xde0 [ 384.780975] ? zap_class+0x640/0x640 [ 384.784691] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 384.789717] ? find_held_lock+0x36/0x1c0 [ 384.793786] ? ____cache_alloc_node+0x1c7/0x1e0 [ 384.798458] ? lock_downgrade+0x900/0x900 [ 384.802614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.808181] cache_grow_begin+0xa5/0x8c0 [ 384.812254] ? do_raw_spin_unlock+0xa7/0x330 [ 384.816911] fallback_alloc+0x204/0x2e0 [ 384.820891] ____cache_alloc_node+0x1c7/0x1e0 [ 384.825408] kmem_cache_alloc_node+0xe3/0x730 [ 384.829937] ? ipv6_get_ifaddr+0x42e/0x620 [ 384.834187] __alloc_skb+0x119/0x770 [ 384.837901] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 384.843183] ? netdev_alloc_frag+0x1f0/0x1f0 [ 384.847589] ? lock_downgrade+0x900/0x900 [ 384.851744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.857291] ? refcount_sub_and_test_checked+0x203/0x310 [ 384.862744] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 384.868188] ? addrconf_rs_timer+0x690/0x690 [ 384.872600] ndisc_alloc_skb+0x144/0x340 [ 384.876665] ndisc_send_rs+0x331/0x6e0 [ 384.880571] addrconf_rs_timer+0x314/0x690 [ 384.884897] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.889173] call_timer_fn+0x272/0x920 [ 384.893072] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.897301] ? process_timeout+0x40/0x40 [ 384.901371] ? __run_timers+0x7da/0xc70 [ 384.905364] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.909887] ? _raw_spin_unlock_irq+0x27/0x80 [ 384.914383] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.918630] ? lockdep_hardirqs_on+0x296/0x5b0 [ 384.923229] ? trace_hardirqs_on+0xbd/0x310 [ 384.927550] ? kasan_check_read+0x11/0x20 [ 384.931710] ? __run_timers+0x7da/0xc70 [ 384.935711] ? trace_hardirqs_off_caller+0x310/0x310 [ 384.940825] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.945062] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 384.949295] __run_timers+0x7e5/0xc70 [ 384.953137] ? timer_fixup_init+0x70/0x70 [ 384.957284] ? lock_downgrade+0x900/0x900 [ 384.961425] ? zap_class+0x640/0x640 [ 384.965158] ? pvclock_read_flags+0x160/0x160 [ 384.969646] ? hrtimer_start_range_ns+0xe00/0xe00 [ 384.974487] ? trace_hardirqs_on+0x310/0x310 [ 384.978918] ? kvm_clock_read+0x18/0x30 [ 384.982899] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 384.987913] ? ktime_get+0x2c1/0x400 [ 384.991643] ? zap_class+0x640/0x640 [ 384.995376] ? pvclock_read_flags+0x160/0x160 [ 384.999891] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.005444] ? check_preemption_disabled+0x48/0x280 [ 385.010501] ? __lock_is_held+0xb5/0x140 [ 385.014581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.020124] ? check_preemption_disabled+0x48/0x280 [ 385.025191] run_timer_softirq+0x52/0xb0 [ 385.029253] ? rcu_read_lock_sched_held+0x14f/0x180 [ 385.034272] __do_softirq+0x308/0xb7e [ 385.038089] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 385.043195] ? irq_exit+0xbd/0x1c0 [ 385.046755] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 385.051774] ? smp_reschedule_interrupt+0x109/0x650 [ 385.056803] ? smp_call_function_single_interrupt+0x650/0x650 [ 385.062703] ? ret_from_intr+0xb/0x1e [ 385.066510] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.071531] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.076398] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.081443] ? task_prio+0x50/0x50 [ 385.084990] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.090528] ? check_preemption_disabled+0x48/0x280 [ 385.095585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.100937] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 385.105434] do_softirq_own_stack+0x2a/0x40 [ 385.109750] [ 385.112000] do_softirq.part.14+0x126/0x160 [ 385.116350] __local_bh_enable_ip+0x21d/0x260 [ 385.120863] __dev_queue_xmit+0x1aa3/0x3ad0 [ 385.125187] ? save_stack+0x43/0xd0 [ 385.128861] ? kasan_kmalloc+0xc7/0xe0 [ 385.132750] ? __kmalloc_node_track_caller+0x50/0x70 [ 385.137862] ? netdev_pick_tx+0x310/0x310 [ 385.142016] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.147554] ? check_preemption_disabled+0x48/0x280 [ 385.152583] ? __lock_is_held+0xb5/0x140 [ 385.156652] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 385.161694] ? skb_release_data+0x1c4/0x880 [ 385.166052] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 385.171358] ? kasan_unpoison_shadow+0x35/0x50 [ 385.175941] ? skb_tx_error+0x2f0/0x2f0 [ 385.179922] ? __kmalloc_node_track_caller+0x50/0x70 [ 385.185040] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.190606] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 385.196147] ? kasan_check_write+0x14/0x20 [ 385.200381] ? pskb_expand_head+0x6b3/0x10f0 [ 385.204818] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 385.210279] ? skb_release_data+0x880/0x880 [ 385.214598] ? __alloc_skb+0x770/0x770 [ 385.218493] ? __lock_is_held+0xb5/0x140 [ 385.222581] ? kasan_check_write+0x14/0x20 [ 385.226831] ? __skb_clone+0x6c7/0xa00 [ 385.230722] ? __copy_skb_header+0x6b0/0x6b0 [ 385.235132] ? kmem_cache_alloc+0x33a/0x730 [ 385.239469] ? skb_ensure_writable+0x15e/0x640 [ 385.244061] dev_queue_xmit+0x17/0x20 [ 385.247865] ? dev_queue_xmit+0x17/0x20 [ 385.251844] __bpf_redirect+0x5cf/0xb20 [ 385.255820] ? __switch_to_asm+0x34/0x70 [ 385.259891] bpf_clone_redirect+0x2f6/0x490 [ 385.264245] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 385.269397] ? __sched_text_start+0x8/0x8 [ 385.273549] ? retint_kernel+0x2d/0x2d [ 385.277453] ? find_held_lock+0x36/0x1c0 [ 385.281541] ? lock_acquire+0x1ed/0x520 [ 385.285522] ? bpf_test_run+0x3cb/0x780 [ 385.289503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.295063] ? check_preemption_disabled+0x48/0x280 [ 385.300154] ? kasan_check_read+0x11/0x20 [ 385.304319] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 385.309607] ? rcu_softirq_qs+0x20/0x20 [ 385.313584] ? preempt_schedule+0x4d/0x60 [ 385.317735] ? ___preempt_schedule+0x16/0x18 [ 385.322166] ? bpf_test_run+0x25d/0x780 [ 385.326157] ? netlink_diag_dump+0x2a0/0x2a0 [ 385.330573] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.336118] ? bpf_test_init.isra.10+0x70/0x100 [ 385.340795] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 385.345567] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 385.350410] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 385.355952] ? fput+0x130/0x1a0 [ 385.359237] ? __bpf_prog_get+0x9b/0x290 [ 385.363306] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 385.368154] ? bpf_prog_test_run+0x130/0x1a0 [ 385.372568] ? __x64_sys_bpf+0x3d8/0x520 [ 385.376631] ? bpf_prog_get+0x20/0x20 [ 385.380455] ? do_syscall_64+0x1b9/0x820 [ 385.384521] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 385.389889] ? syscall_return_slowpath+0x5e0/0x5e0 [ 385.394820] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.399696] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.404720] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 385.409740] ? prepare_exit_to_usermode+0x291/0x3b0 [ 385.414766] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.419618] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 385.425007] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 385.425077] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 385.431762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 385.431767] Call Trace: [ 385.431774] [ 385.431793] dump_stack+0x244/0x39d [ 385.431813] ? dump_stack_print_info.cold.1+0x20/0x20 [ 385.438357] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 385.447651] warn_alloc.cold.116+0xb7/0x1bd [ 385.450206] syz-executor3 cpuset=syz3 mems_allowed=0 [ 385.452368] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 385.485869] ? lock_downgrade+0x900/0x900 [ 385.490043] ? trace_hardirqs_off+0xb8/0x310 [ 385.494461] ? trace_hardirqs_off+0xb8/0x310 [ 385.498886] __alloc_pages_slowpath+0x26e8/0x2e10 [ 385.503766] ? warn_alloc+0x120/0x120 [ 385.507575] ? print_usage_bug+0xc0/0xc0 [ 385.511662] ? warn_alloc+0x120/0x120 [ 385.515473] ? warn_alloc+0x120/0x120 [ 385.519277] ? print_usage_bug+0xc0/0xc0 [ 385.523352] ? print_usage_bug+0xc0/0xc0 [ 385.527422] ? __lock_acquire+0x62f/0x4c20 [ 385.531667] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.537215] ? should_fail+0x22d/0xd01 [ 385.541112] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.546221] ? __lock_acquire+0x62f/0x4c20 [ 385.550464] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 385.555569] ? __lock_acquire+0x62f/0x4c20 [ 385.559804] ? should_fail+0x22d/0xd01 [ 385.563696] ? find_held_lock+0x36/0x1c0 [ 385.567768] ? mark_held_locks+0x130/0x130 [ 385.572011] ? mark_held_locks+0x130/0x130 [ 385.576286] ? zap_class+0x640/0x640 [ 385.580004] ? zap_class+0x640/0x640 [ 385.583747] ? print_usage_bug+0xc0/0xc0 [ 385.587811] ? do_raw_spin_unlock+0xa7/0x330 [ 385.592220] ? zap_class+0x640/0x640 [ 385.595935] ? print_usage_bug+0xc0/0xc0 [ 385.600001] ? wq_watchdog_touch+0x9c/0xfe [ 385.604241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.609781] ? check_preemption_disabled+0x48/0x280 [ 385.614809] ? __lock_is_held+0xb5/0x140 [ 385.618882] __alloc_pages_nodemask+0xa80/0xde0 [ 385.623552] ? zap_class+0x640/0x640 [ 385.627290] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 385.632362] ? find_held_lock+0x36/0x1c0 [ 385.636441] ? ____cache_alloc_node+0x1c7/0x1e0 [ 385.641143] ? lock_downgrade+0x900/0x900 [ 385.645302] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.650849] cache_grow_begin+0xa5/0x8c0 [ 385.654916] ? do_raw_spin_unlock+0xa7/0x330 [ 385.659357] fallback_alloc+0x204/0x2e0 [ 385.663366] ____cache_alloc_node+0x1c7/0x1e0 [ 385.667872] kmem_cache_alloc_node+0xe3/0x730 [ 385.672405] ? ipv6_get_ifaddr+0x42e/0x620 [ 385.676730] __alloc_skb+0x119/0x770 [ 385.680448] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 385.685736] ? netdev_alloc_frag+0x1f0/0x1f0 [ 385.690146] ? lock_downgrade+0x900/0x900 [ 385.694309] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.699854] ? refcount_sub_and_test_checked+0x203/0x310 [ 385.705309] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 385.710770] ? addrconf_rs_timer+0x690/0x690 [ 385.715197] ndisc_alloc_skb+0x144/0x340 [ 385.719264] ndisc_send_rs+0x331/0x6e0 [ 385.723161] addrconf_rs_timer+0x314/0x690 [ 385.727460] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.731727] call_timer_fn+0x272/0x920 [ 385.735625] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.739863] ? process_timeout+0x40/0x40 [ 385.743937] ? mark_held_locks+0xc7/0x130 [ 385.748091] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.752602] ? _raw_spin_unlock_irq+0x27/0x80 [ 385.757103] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.761352] ? lockdep_hardirqs_on+0x296/0x5b0 [ 385.765971] ? trace_hardirqs_on+0xbd/0x310 [ 385.770298] ? kasan_check_read+0x11/0x20 [ 385.774447] ? __run_timers+0x7da/0xc70 [ 385.778456] ? trace_hardirqs_off_caller+0x310/0x310 [ 385.783568] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.787816] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 385.792055] __run_timers+0x7e5/0xc70 [ 385.795873] ? timer_fixup_init+0x70/0x70 [ 385.800025] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 385.805062] ? zap_class+0x640/0x640 [ 385.808790] ? print_usage_bug+0xc0/0xc0 [ 385.812863] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 385.818076] ? find_held_lock+0x36/0x1c0 [ 385.822144] ? zap_class+0x640/0x640 [ 385.825871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.831419] ? check_preemption_disabled+0x48/0x280 [ 385.836447] ? __lock_is_held+0xb5/0x140 [ 385.840513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.846052] ? check_preemption_disabled+0x48/0x280 [ 385.851115] run_timer_softirq+0x52/0xb0 [ 385.855196] ? rcu_read_lock_sched_held+0x14f/0x180 [ 385.860253] __do_softirq+0x308/0xb7e [ 385.864060] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 385.868729] ? lock_downgrade+0x900/0x900 [ 385.872881] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 385.878097] ? pvclock_read_flags+0x160/0x160 [ 385.882597] ? lapic_next_event+0x5a/0x90 [ 385.886753] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.892314] ? kvm_clock_read+0x18/0x30 [ 385.896301] ? kvm_sched_clock_read+0x9/0x20 [ 385.900710] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 385.906254] ? check_preemption_disabled+0x48/0x280 [ 385.911281] irq_exit+0x17f/0x1c0 [ 385.914757] smp_apic_timer_interrupt+0x1cb/0x760 [ 385.919638] ? smp_call_function_single_interrupt+0x650/0x650 [ 385.925524] ? interrupt_entry+0xb5/0xc0 [ 385.929588] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.934606] ? trace_hardirqs_off_caller+0xbb/0x310 [ 385.939640] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.944505] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.949527] ? trace_hardirqs_on_caller+0x310/0x310 [ 385.954549] ? task_prio+0x50/0x50 [ 385.958095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.963640] ? check_preemption_disabled+0x48/0x280 [ 385.968905] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 385.973790] apic_timer_interrupt+0xf/0x20 [ 385.978019] [ 385.980278] RIP: 0010:dump_stack+0x358/0x39d [ 385.984688] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 386.003622] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 386.011338] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 386.018626] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 386.026070] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 386.033338] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 386.040623] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 386.047919] ? dump_stack+0x34f/0x39d [ 386.051743] ? dump_stack_print_info.cold.1+0x20/0x20 [ 386.056940] ? mark_held_locks+0x130/0x130 [ 386.061181] ? mark_held_locks+0x130/0x130 [ 386.065423] dump_header+0x27b/0xf72 [ 386.069175] ? pagefault_out_of_memory+0x197/0x197 [ 386.074119] ? __lock_acquire+0x62f/0x4c20 [ 386.078371] ? percpu_ref_get_many+0x240/0x240 [ 386.082964] ? print_usage_bug+0xc0/0xc0 [ 386.087037] ? zap_class+0x640/0x640 [ 386.090757] ? print_usage_bug+0xc0/0xc0 [ 386.094820] ? print_usage_bug+0xc0/0xc0 [ 386.098888] ? zap_class+0x640/0x640 [ 386.102611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.108181] ? find_held_lock+0x36/0x1c0 [ 386.112289] ? mark_held_locks+0xc7/0x130 [ 386.116453] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 386.121591] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 386.126715] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 386.131316] ? trace_hardirqs_on+0xbd/0x310 [ 386.135659] ? kasan_check_read+0x11/0x20 [ 386.139831] ? ___ratelimit+0x3b4/0x672 [ 386.143824] ? trace_hardirqs_off_caller+0x310/0x310 [ 386.148942] ? trace_hardirqs_on+0x310/0x310 [ 386.153372] ? lock_downgrade+0x900/0x900 [ 386.157559] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 386.162680] ? ___ratelimit+0x3b9/0x672 [ 386.166670] ? idr_get_free+0xf70/0xf70 [ 386.170658] ? find_held_lock+0x36/0x1c0 [ 386.174740] oom_kill_process.cold.27+0x10/0x903 [ 386.179510] ? zap_class+0x640/0x640 [ 386.183247] ? check_preemption_disabled+0x48/0x280 [ 386.188281] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 386.193224] ? kasan_check_read+0x11/0x20 [ 386.197386] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.202679] ? oom_evaluate_task+0x540/0x540 [ 386.207107] ? find_held_lock+0x36/0x1c0 [ 386.211182] ? out_of_memory+0x974/0x1430 [ 386.215336] ? lock_downgrade+0x900/0x900 [ 386.219509] ? check_preemption_disabled+0x48/0x280 [ 386.224537] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 386.229477] ? kasan_check_read+0x11/0x20 [ 386.233639] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.238930] ? rcu_softirq_qs+0x20/0x20 [ 386.242926] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.248485] ? oom_evaluate_task+0x302/0x540 [ 386.252921] out_of_memory+0xa84/0x1430 [ 386.256930] ? oom_killer_disable+0x3a0/0x3a0 [ 386.261630] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 386.266586] ? __ww_mutex_check_waiters+0x160/0x160 [ 386.271651] __alloc_pages_slowpath+0x2354/0x2e10 [ 386.276555] ? warn_alloc+0x120/0x120 [ 386.280375] ? mark_held_locks+0x130/0x130 [ 386.284686] ? find_get_entry+0xaae/0x1120 [ 386.288975] ? filemap_map_pages+0x1a20/0x1a20 [ 386.293586] ? zap_class+0x640/0x640 [ 386.297329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.302899] ? check_preemption_disabled+0x48/0x280 [ 386.307939] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.313534] ? should_fail+0x22d/0xd01 [ 386.317444] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 386.322575] ? zap_class+0x640/0x640 [ 386.326336] ? __lock_is_held+0xb5/0x140 [ 386.330438] ? mark_held_locks+0x130/0x130 [ 386.334698] ? lock_release+0xa00/0xa00 [ 386.338694] ? perf_trace_sched_process_exec+0x860/0x860 [ 386.344171] ? xa_load+0x2ba/0x460 [ 386.347729] ? lock_downgrade+0x900/0x900 [ 386.351901] ? __might_sleep+0x95/0x190 [ 386.355890] __alloc_pages_nodemask+0xa80/0xde0 [ 386.360570] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 386.365594] ? __page_cache_alloc+0x191/0x5c0 [ 386.370096] ? xa_load+0x2e1/0x460 [ 386.373644] ? xa_clear_mark+0x40/0x40 [ 386.377536] ? zap_class+0x640/0x640 [ 386.381260] ? zap_class+0x640/0x640 [ 386.384976] ? zap_class+0x640/0x640 [ 386.388695] ? __do_page_cache_readahead+0x663/0x810 [ 386.393814] ? find_held_lock+0x36/0x1c0 [ 386.397883] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 386.403431] alloc_pages_current+0x173/0x350 [ 386.407853] __page_cache_alloc+0x38c/0x5c0 [ 386.412174] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 386.417107] ? kasan_check_read+0x11/0x20 [ 386.421257] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.426542] ? generic_perform_write+0x6a0/0x6a0 [ 386.431308] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.436857] ? check_preemption_disabled+0x48/0x280 [ 386.441890] filemap_fault+0x1595/0x25f0 [ 386.445971] ? __lock_page_or_retry+0xa00/0xa00 [ 386.450650] ? mark_held_locks+0x130/0x130 [ 386.454916] ? filemap_map_pages+0xd6b/0x1a20 [ 386.459418] ? lock_downgrade+0x900/0x900 [ 386.463571] ? check_preemption_disabled+0x48/0x280 [ 386.468603] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 386.473550] ? kasan_check_read+0x11/0x20 [ 386.477699] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.482974] ? rcu_softirq_qs+0x20/0x20 [ 386.486988] ? filemap_map_pages+0xd92/0x1a20 [ 386.491504] ? find_get_entries_tag+0x1400/0x1400 [ 386.496373] ? __kernel_text_address+0xd/0x40 [ 386.500870] ? unwind_get_return_address+0x61/0xa0 [ 386.505835] ? lock_acquire+0x1ed/0x520 [ 386.509832] ? ext4_filemap_fault+0x7a/0xad [ 386.514195] ? lock_release+0xa00/0xa00 [ 386.518176] ? perf_trace_sched_process_exec+0x860/0x860 [ 386.523638] ? print_usage_bug+0xc0/0xc0 [ 386.527707] ? print_usage_bug+0xc0/0xc0 [ 386.531787] ? __x64_sys_read+0x73/0xb0 [ 386.535796] ? down_read+0x8d/0x120 [ 386.539455] ? ext4_filemap_fault+0x7a/0xad [ 386.543775] ? __down_interruptible+0x700/0x700 [ 386.548484] ? find_held_lock+0x36/0x1c0 [ 386.552555] ext4_filemap_fault+0x82/0xad [ 386.556713] __do_fault+0x100/0x6b0 [ 386.560349] ? lock_downgrade+0x900/0x900 [ 386.564503] ? pmd_devmap_trans_unstable+0x220/0x220 [ 386.569623] ? kasan_check_read+0x11/0x20 [ 386.573794] ? do_raw_spin_unlock+0xa7/0x330 [ 386.578203] ? do_raw_spin_trylock+0x270/0x270 [ 386.582804] __handle_mm_fault+0x3ea0/0x5be0 [ 386.587224] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 386.592077] ? find_held_lock+0x36/0x1c0 [ 386.596165] ? zap_class+0x640/0x640 [ 386.599883] ? zap_class+0x640/0x640 [ 386.603605] ? find_held_lock+0x36/0x1c0 [ 386.607688] ? handle_mm_fault+0x42a/0xc70 [ 386.611932] ? lock_downgrade+0x900/0x900 [ 386.616085] ? check_preemption_disabled+0x48/0x280 [ 386.621105] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 386.626040] ? kasan_check_read+0x11/0x20 [ 386.630188] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 386.635465] ? rcu_softirq_qs+0x20/0x20 [ 386.639444] ? trace_hardirqs_off_caller+0x310/0x310 [ 386.644549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.650092] ? check_preemption_disabled+0x48/0x280 [ 386.655153] handle_mm_fault+0x54f/0xc70 [ 386.659220] ? __handle_mm_fault+0x5be0/0x5be0 [ 386.663812] ? find_vma+0x34/0x190 [ 386.667370] __do_page_fault+0x5e8/0xe60 [ 386.671432] ? trace_hardirqs_off+0xb8/0x310 [ 386.675840] ? kernel_write+0x120/0x120 [ 386.679826] do_page_fault+0xf2/0x7e0 [ 386.683662] ? vmalloc_sync_all+0x30/0x30 [ 386.687826] ? error_entry+0x70/0xd0 [ 386.691546] ? trace_hardirqs_off_caller+0xbb/0x310 [ 386.696565] ? trace_hardirqs_on_caller+0xc0/0x310 [ 386.701500] ? syscall_return_slowpath+0x5e0/0x5e0 [ 386.706441] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 386.711290] ? trace_hardirqs_on_caller+0x310/0x310 [ 386.716309] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 386.721772] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 386.726793] ? prepare_exit_to_usermode+0x291/0x3b0 [ 386.731868] ? page_fault+0x8/0x30 [ 386.735426] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 386.740291] ? page_fault+0x8/0x30 [ 386.743899] page_fault+0x1e/0x30 [ 386.747358] RIP: 0033:0x7ff3690bcdb4 [ 386.751084] Code: Bad RIP value. [ 386.754448] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 386.759818] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 386.767086] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 386.774385] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 386.781659] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 386.788929] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 386.796226] warn_alloc_show_mem: 1 callbacks suppressed [ 386.796238] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 386.796239] Mem-Info: [ 386.796271] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 386.796271] active_file:11 inactive_file:13 isolated_file:1 [ 386.796271] unevictable:0 dirty:0 writeback:0 unstable:0 [ 386.796271] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 386.796271] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 386.796271] free:13670 free_pcp:401 free_cma:0 [ 386.801613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 386.808900] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 386.811311] Call Trace: [ 386.844476] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 386.853832] [ 386.881496] lowmem_reserve[]: 0 2818 6321 6321 [ 386.884091] dump_stack+0x244/0x39d [ 386.910181] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 386.912356] ? dump_stack_print_info.cold.1+0x20/0x20 [ 386.916915] lowmem_reserve[]: 0 0 3503 3503 [ 386.920554] warn_alloc.cold.116+0xb7/0x1bd [ 386.948128] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 386.953365] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 386.957654] lowmem_reserve[]: 0 0 0 0 [ 386.961977] ? lock_downgrade+0x900/0x900 [ 386.991115] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 386.995990] ? trace_hardirqs_off+0xb8/0x310 [ 386.999747] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 387.003907] ? trace_hardirqs_off+0xb8/0x310 [ 387.017423] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 387.021854] __alloc_pages_slowpath+0x26e8/0x2e10 [ 387.037614] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 387.042049] ? warn_alloc+0x120/0x120 [ 387.055604] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 387.055613] 1519 total pagecache pages [ 387.060453] ? print_usage_bug+0xc0/0xc0 [ 387.069269] 0 pages in swap cache [ 387.073061] ? warn_alloc+0x120/0x120 [ 387.081620] Swap cache stats: add 0, delete 0, find 0/0 [ 387.085499] ? warn_alloc+0x120/0x120 [ 387.089537] Free swap = 0kB [ 387.092992] ? print_usage_bug+0xc0/0xc0 [ 387.096766] Total swap = 0kB [ 387.096774] 1965979 pages RAM [ 387.102694] ? print_usage_bug+0xc0/0xc0 [ 387.106477] 0 pages HighMem/MovableOnly [ 387.106488] 342853 pages reserved [ 387.109537] ? __lock_acquire+0x62f/0x4c20 [ 387.113593] 0 pages cma reserved [ 387.116628] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.119789] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 387.123801] ? should_fail+0x22d/0xd01 [ 387.123819] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.123836] ? __lock_acquire+0x62f/0x4c20 [ 387.123853] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 387.127928] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 387.131291] ? __lock_acquire+0x62f/0x4c20 [ 387.131310] ? should_fail+0x22d/0xd01 [ 387.135932] rsyslogd cpuset=/ mems_allowed=0 [ 387.139311] ? find_held_lock+0x36/0x1c0 [ 387.139335] ? mark_held_locks+0x130/0x130 [ 387.200820] ? mark_held_locks+0x130/0x130 [ 387.205067] ? zap_class+0x640/0x640 [ 387.208792] ? zap_class+0x640/0x640 [ 387.212529] ? print_usage_bug+0xc0/0xc0 [ 387.216610] ? do_raw_spin_unlock+0xa7/0x330 [ 387.221033] ? zap_class+0x640/0x640 [ 387.224763] ? print_usage_bug+0xc0/0xc0 [ 387.228830] ? wq_watchdog_touch+0x9c/0xfe [ 387.233086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.238653] ? check_preemption_disabled+0x48/0x280 [ 387.243696] ? __lock_is_held+0xb5/0x140 [ 387.247774] __alloc_pages_nodemask+0xa80/0xde0 [ 387.252451] ? zap_class+0x640/0x640 [ 387.256192] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 387.261246] ? find_held_lock+0x36/0x1c0 [ 387.265322] ? ____cache_alloc_node+0x1c7/0x1e0 [ 387.270017] ? lock_downgrade+0x900/0x900 [ 387.274183] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.279744] cache_grow_begin+0xa5/0x8c0 [ 387.283817] ? do_raw_spin_unlock+0xa7/0x330 [ 387.288239] fallback_alloc+0x204/0x2e0 [ 387.292229] ____cache_alloc_node+0x1c7/0x1e0 [ 387.296735] kmem_cache_alloc_node+0xe3/0x730 [ 387.301237] ? ipv6_get_ifaddr+0x42e/0x620 [ 387.305522] __alloc_skb+0x119/0x770 [ 387.309241] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 387.314531] ? netdev_alloc_frag+0x1f0/0x1f0 [ 387.318952] ? lock_downgrade+0x900/0x900 [ 387.323125] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.328692] ? refcount_sub_and_test_checked+0x203/0x310 [ 387.334171] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 387.339655] ? addrconf_rs_timer+0x690/0x690 [ 387.344095] ndisc_alloc_skb+0x144/0x340 [ 387.348187] ndisc_send_rs+0x331/0x6e0 [ 387.352109] addrconf_rs_timer+0x314/0x690 [ 387.356385] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.360647] call_timer_fn+0x272/0x920 [ 387.364546] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.368790] ? process_timeout+0x40/0x40 [ 387.372860] ? __run_timers+0x7da/0xc70 [ 387.376835] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.381332] ? _raw_spin_unlock_irq+0x27/0x80 [ 387.385847] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.390094] ? lockdep_hardirqs_on+0x296/0x5b0 [ 387.394693] ? trace_hardirqs_on+0xbd/0x310 [ 387.399023] ? kasan_check_read+0x11/0x20 [ 387.403179] ? __run_timers+0x7da/0xc70 [ 387.407164] ? trace_hardirqs_off_caller+0x310/0x310 [ 387.412285] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.416540] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 387.420783] __run_timers+0x7e5/0xc70 [ 387.424604] ? timer_fixup_init+0x70/0x70 [ 387.428759] ? lock_downgrade+0x900/0x900 [ 387.432912] ? zap_class+0x640/0x640 [ 387.436676] ? pvclock_read_flags+0x160/0x160 [ 387.441183] ? hrtimer_start_range_ns+0xe00/0xe00 [ 387.446046] ? trace_hardirqs_on+0x310/0x310 [ 387.450483] ? kvm_clock_read+0x18/0x30 [ 387.454470] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 387.459500] ? ktime_get+0x2c1/0x400 [ 387.463227] ? zap_class+0x640/0x640 [ 387.466948] ? pvclock_read_flags+0x160/0x160 [ 387.471453] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.477022] ? check_preemption_disabled+0x48/0x280 [ 387.482076] ? __lock_is_held+0xb5/0x140 [ 387.486150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.491716] ? check_preemption_disabled+0x48/0x280 [ 387.496749] run_timer_softirq+0x52/0xb0 [ 387.500820] ? rcu_read_lock_sched_held+0x14f/0x180 [ 387.505857] __do_softirq+0x308/0xb7e [ 387.509686] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 387.514808] ? irq_exit+0xbd/0x1c0 [ 387.518378] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 387.523431] ? smp_reschedule_interrupt+0x109/0x650 [ 387.528470] ? smp_call_function_single_interrupt+0x650/0x650 [ 387.534380] ? ret_from_intr+0xb/0x1e [ 387.538196] ? trace_hardirqs_off_caller+0xbb/0x310 [ 387.543232] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.548091] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.553129] ? task_prio+0x50/0x50 [ 387.556689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.562242] ? check_preemption_disabled+0x48/0x280 [ 387.567281] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.572143] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 387.576653] do_softirq_own_stack+0x2a/0x40 [ 387.580976] [ 387.583230] do_softirq.part.14+0x126/0x160 [ 387.587565] __local_bh_enable_ip+0x21d/0x260 [ 387.592082] __dev_queue_xmit+0x1aa3/0x3ad0 [ 387.596436] ? save_stack+0x43/0xd0 [ 387.600086] ? kasan_kmalloc+0xc7/0xe0 [ 387.603996] ? __kmalloc_node_track_caller+0x50/0x70 [ 387.609150] ? netdev_pick_tx+0x310/0x310 [ 387.613336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.618934] ? check_preemption_disabled+0x48/0x280 [ 387.623995] ? __lock_is_held+0xb5/0x140 [ 387.628094] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 387.633147] ? skb_release_data+0x1c4/0x880 [ 387.637506] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 387.642828] ? kasan_unpoison_shadow+0x35/0x50 [ 387.647437] ? skb_tx_error+0x2f0/0x2f0 [ 387.651447] ? __kmalloc_node_track_caller+0x50/0x70 [ 387.656594] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.662171] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 387.667733] ? kasan_check_write+0x14/0x20 [ 387.671991] ? pskb_expand_head+0x6b3/0x10f0 [ 387.676428] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 387.681922] ? skb_release_data+0x880/0x880 [ 387.686270] ? __alloc_skb+0x770/0x770 [ 387.690192] ? __lock_is_held+0xb5/0x140 [ 387.694287] ? kasan_check_write+0x14/0x20 [ 387.698548] ? __skb_clone+0x6c7/0xa00 [ 387.702473] ? __copy_skb_header+0x6b0/0x6b0 [ 387.706900] ? kmem_cache_alloc+0x33a/0x730 [ 387.711260] ? skb_ensure_writable+0x15e/0x640 [ 387.715873] dev_queue_xmit+0x17/0x20 [ 387.719702] ? dev_queue_xmit+0x17/0x20 [ 387.723697] __bpf_redirect+0x5cf/0xb20 [ 387.727692] ? __switch_to_asm+0x34/0x70 [ 387.731773] bpf_clone_redirect+0x2f6/0x490 [ 387.736133] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 387.741175] ? __sched_text_start+0x8/0x8 [ 387.745341] ? retint_kernel+0x2d/0x2d [ 387.749265] ? find_held_lock+0x36/0x1c0 [ 387.753361] ? lock_acquire+0x1ed/0x520 [ 387.757355] ? bpf_test_run+0x3cb/0x780 [ 387.761337] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 387.766889] ? check_preemption_disabled+0x48/0x280 [ 387.771914] ? kasan_check_read+0x11/0x20 [ 387.776075] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 387.781368] ? rcu_softirq_qs+0x20/0x20 [ 387.785362] ? preempt_schedule+0x4d/0x60 [ 387.789522] ? ___preempt_schedule+0x16/0x18 [ 387.793952] ? bpf_test_run+0x25d/0x780 [ 387.797952] ? netlink_diag_dump+0x2a0/0x2a0 [ 387.802389] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.807945] ? bpf_test_init.isra.10+0x70/0x100 [ 387.812646] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 387.817443] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 387.822304] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 387.827861] ? fput+0x130/0x1a0 [ 387.831172] ? __bpf_prog_get+0x9b/0x290 [ 387.835254] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 387.840108] ? bpf_prog_test_run+0x130/0x1a0 [ 387.844545] ? __x64_sys_bpf+0x3d8/0x520 [ 387.848618] ? bpf_prog_get+0x20/0x20 [ 387.852454] ? do_syscall_64+0x1b9/0x820 [ 387.856527] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 387.861932] ? syscall_return_slowpath+0x5e0/0x5e0 [ 387.866870] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.871723] ? trace_hardirqs_on_caller+0x310/0x310 [ 387.876767] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 387.881819] ? prepare_exit_to_usermode+0x291/0x3b0 [ 387.886869] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 387.891753] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 387.897177] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 387.897252] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 387.903959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 387.903965] Call Trace: [ 387.903972] [ 387.903997] dump_stack+0x244/0x39d [ 387.904014] ? dump_stack_print_info.cold.1+0x20/0x20 [ 387.904042] warn_alloc.cold.116+0xb7/0x1bd [ 387.910694] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 387.919931] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 387.922494] syz-executor3 cpuset=syz3 mems_allowed=0 [ 387.924650] ? lock_downgrade+0x900/0x900 [ 387.962388] ? trace_hardirqs_off+0xb8/0x310 [ 387.966823] ? trace_hardirqs_off+0xb8/0x310 [ 387.971721] __alloc_pages_slowpath+0x26e8/0x2e10 [ 387.976611] ? warn_alloc+0x120/0x120 [ 387.980437] ? print_usage_bug+0xc0/0xc0 [ 387.984525] ? warn_alloc+0x120/0x120 [ 387.988353] ? warn_alloc+0x120/0x120 [ 387.992190] ? print_usage_bug+0xc0/0xc0 [ 387.996279] ? print_usage_bug+0xc0/0xc0 [ 388.000382] ? __lock_acquire+0x62f/0x4c20 [ 388.004650] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.010218] ? should_fail+0x22d/0xd01 [ 388.014124] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.019264] ? __lock_acquire+0x62f/0x4c20 [ 388.023523] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.028646] ? __lock_acquire+0x62f/0x4c20 [ 388.032923] ? should_fail+0x22d/0xd01 [ 388.036828] ? find_held_lock+0x36/0x1c0 [ 388.040909] ? mark_held_locks+0x130/0x130 [ 388.045165] ? mark_held_locks+0x130/0x130 [ 388.049418] ? zap_class+0x640/0x640 [ 388.053154] ? __lock_acquire+0x62f/0x4c20 [ 388.057400] ? do_raw_spin_unlock+0xa7/0x330 [ 388.061824] ? zap_class+0x640/0x640 [ 388.065551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.071108] ? wq_watchdog_touch+0x9c/0xfe [ 388.075384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.080960] ? check_preemption_disabled+0x48/0x280 [ 388.086012] ? __lock_is_held+0xb5/0x140 [ 388.090123] __alloc_pages_nodemask+0xa80/0xde0 [ 388.094829] ? zap_class+0x640/0x640 [ 388.098590] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 388.103673] ? find_held_lock+0x36/0x1c0 [ 388.107777] ? ____cache_alloc_node+0x1c7/0x1e0 [ 388.112574] ? lock_downgrade+0x900/0x900 [ 388.116755] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.122336] cache_grow_begin+0xa5/0x8c0 [ 388.126444] ? do_raw_spin_unlock+0xa7/0x330 [ 388.130889] fallback_alloc+0x204/0x2e0 [ 388.134897] ____cache_alloc_node+0x1c7/0x1e0 [ 388.139438] kmem_cache_alloc_node+0xe3/0x730 [ 388.143967] ? do_raw_spin_unlock+0xa7/0x330 [ 388.148412] ? do_raw_spin_trylock+0x270/0x270 [ 388.153028] __alloc_skb+0x119/0x770 [ 388.156774] ? netdev_alloc_frag+0x1f0/0x1f0 [ 388.161202] ? atomic_notifier_call_chain+0xc6/0x190 [ 388.166336] ? lock_downgrade+0x900/0x900 [ 388.170515] ? check_preemption_disabled+0x48/0x280 [ 388.175578] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 388.180551] ? kasan_check_read+0x11/0x20 [ 388.184740] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.190096] ? rcu_softirq_qs+0x20/0x20 [ 388.194092] ? kasan_check_read+0x11/0x20 [ 388.198268] ? do_raw_write_trylock+0x270/0x270 [ 388.203038] __neigh_notify+0x8c/0x160 [ 388.206970] ? neigh_connected_output+0x780/0x780 [ 388.211861] neigh_timer_handler+0x6cb/0xdf0 [ 388.216282] ? check_preemption_disabled+0x48/0x280 [ 388.221319] ? neigh_periodic_work+0xc60/0xc60 [ 388.225921] ? __lock_is_held+0xb5/0x140 [ 388.230028] call_timer_fn+0x272/0x920 [ 388.233926] ? neigh_periodic_work+0xc60/0xc60 [ 388.238531] ? process_timeout+0x40/0x40 [ 388.242621] ? mark_held_locks+0xc7/0x130 [ 388.246785] ? _raw_spin_unlock_irq+0x27/0x80 [ 388.251301] ? _raw_spin_unlock_irq+0x27/0x80 [ 388.255815] ? neigh_periodic_work+0xc60/0xc60 [ 388.260419] ? lockdep_hardirqs_on+0x296/0x5b0 [ 388.265033] ? trace_hardirqs_on+0xbd/0x310 [ 388.269395] ? kasan_check_read+0x11/0x20 [ 388.273575] ? __run_timers+0x7da/0xc70 [ 388.277562] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.282700] ? neigh_periodic_work+0xc60/0xc60 [ 388.287301] __run_timers+0x7e5/0xc70 [ 388.291134] ? timer_fixup_init+0x70/0x70 [ 388.295304] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 388.300338] ? zap_class+0x640/0x640 [ 388.304081] ? print_usage_bug+0xc0/0xc0 [ 388.308160] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 388.313389] ? find_held_lock+0x36/0x1c0 [ 388.317490] ? zap_class+0x640/0x640 [ 388.321249] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.326813] ? check_preemption_disabled+0x48/0x280 [ 388.331876] ? __lock_is_held+0xb5/0x140 [ 388.335958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.341519] ? check_preemption_disabled+0x48/0x280 [ 388.346569] run_timer_softirq+0x52/0xb0 [ 388.350652] ? rcu_read_lock_sched_held+0x14f/0x180 [ 388.355698] __do_softirq+0x308/0xb7e [ 388.359528] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 388.364046] ? lock_downgrade+0x900/0x900 [ 388.368240] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 388.373391] ? pvclock_read_flags+0x160/0x160 [ 388.377915] ? lapic_next_event+0x5a/0x90 [ 388.382086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.387664] ? kvm_clock_read+0x18/0x30 [ 388.391665] ? kvm_sched_clock_read+0x9/0x20 [ 388.396112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.401699] ? check_preemption_disabled+0x48/0x280 [ 388.406764] irq_exit+0x17f/0x1c0 [ 388.410245] smp_apic_timer_interrupt+0x1cb/0x760 [ 388.415121] ? smp_call_function_single_interrupt+0x650/0x650 [ 388.421039] ? interrupt_entry+0xb5/0xc0 [ 388.425118] ? trace_hardirqs_off_caller+0xbb/0x310 [ 388.430155] ? trace_hardirqs_off_caller+0xbb/0x310 [ 388.435188] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.440050] ? trace_hardirqs_on_caller+0x310/0x310 [ 388.445070] ? trace_hardirqs_on_caller+0x310/0x310 [ 388.450112] ? task_prio+0x50/0x50 [ 388.453681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.459259] ? check_preemption_disabled+0x48/0x280 [ 388.464311] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 388.469200] apic_timer_interrupt+0xf/0x20 [ 388.473462] [ 388.475713] RIP: 0010:dump_stack+0x358/0x39d [ 388.480145] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 388.499063] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 388.506792] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 388.514082] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 388.521381] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 388.528687] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 388.535984] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 388.543304] ? dump_stack+0x34f/0x39d [ 388.547140] ? dump_stack_print_info.cold.1+0x20/0x20 [ 388.552362] ? mark_held_locks+0x130/0x130 [ 388.556611] ? mark_held_locks+0x130/0x130 [ 388.560874] dump_header+0x27b/0xf72 [ 388.564639] ? pagefault_out_of_memory+0x197/0x197 [ 388.569596] ? __lock_acquire+0x62f/0x4c20 [ 388.573858] ? percpu_ref_get_many+0x240/0x240 [ 388.578470] ? print_usage_bug+0xc0/0xc0 [ 388.582562] ? zap_class+0x640/0x640 [ 388.586298] ? print_usage_bug+0xc0/0xc0 [ 388.590384] ? print_usage_bug+0xc0/0xc0 [ 388.594486] ? zap_class+0x640/0x640 [ 388.598233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.603833] ? find_held_lock+0x36/0x1c0 [ 388.607931] ? mark_held_locks+0xc7/0x130 [ 388.612109] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 388.617241] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 388.622380] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 388.626982] ? trace_hardirqs_on+0xbd/0x310 [ 388.631312] ? kasan_check_read+0x11/0x20 [ 388.635472] ? ___ratelimit+0x3b4/0x672 [ 388.639464] ? trace_hardirqs_off_caller+0x310/0x310 [ 388.644572] ? trace_hardirqs_on+0x310/0x310 [ 388.649002] ? lock_downgrade+0x900/0x900 [ 388.653184] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 388.658321] ? ___ratelimit+0x3b9/0x672 [ 388.662323] ? idr_get_free+0xf70/0xf70 [ 388.666322] ? find_held_lock+0x36/0x1c0 [ 388.670426] oom_kill_process.cold.27+0x10/0x903 [ 388.675209] ? zap_class+0x640/0x640 [ 388.678941] ? check_preemption_disabled+0x48/0x280 [ 388.683986] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 388.688974] ? kasan_check_read+0x11/0x20 [ 388.693151] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.698475] ? oom_evaluate_task+0x540/0x540 [ 388.702917] ? find_held_lock+0x36/0x1c0 [ 388.707011] ? out_of_memory+0x974/0x1430 [ 388.711191] ? lock_downgrade+0x900/0x900 [ 388.715361] ? check_preemption_disabled+0x48/0x280 [ 388.720413] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 388.725380] ? kasan_check_read+0x11/0x20 [ 388.729560] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.734862] ? rcu_softirq_qs+0x20/0x20 [ 388.738857] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.744424] ? oom_evaluate_task+0x302/0x540 [ 388.748871] out_of_memory+0xa84/0x1430 [ 388.752876] ? oom_killer_disable+0x3a0/0x3a0 [ 388.757408] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 388.762372] ? __ww_mutex_check_waiters+0x160/0x160 [ 388.767423] __alloc_pages_slowpath+0x2354/0x2e10 [ 388.772312] ? warn_alloc+0x120/0x120 [ 388.776126] ? mark_held_locks+0x130/0x130 [ 388.780393] ? find_get_entry+0xaae/0x1120 [ 388.784661] ? filemap_map_pages+0x1a20/0x1a20 [ 388.789266] ? zap_class+0x640/0x640 [ 388.792995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.798572] ? check_preemption_disabled+0x48/0x280 [ 388.803634] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.809192] ? should_fail+0x22d/0xd01 [ 388.813106] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 388.818232] ? zap_class+0x640/0x640 [ 388.821986] ? __lock_is_held+0xb5/0x140 [ 388.826069] ? mark_held_locks+0x130/0x130 [ 388.830319] ? lock_release+0xa00/0xa00 [ 388.834312] ? perf_trace_sched_process_exec+0x860/0x860 [ 388.839782] ? xa_load+0x2ba/0x460 [ 388.843337] ? lock_downgrade+0x900/0x900 [ 388.847521] ? __might_sleep+0x95/0x190 [ 388.851515] __alloc_pages_nodemask+0xa80/0xde0 [ 388.856211] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 388.861246] ? __page_cache_alloc+0x191/0x5c0 [ 388.865751] ? xa_load+0x2e1/0x460 [ 388.869305] ? xa_clear_mark+0x40/0x40 [ 388.873202] ? zap_class+0x640/0x640 [ 388.876947] ? zap_class+0x640/0x640 [ 388.880681] ? zap_class+0x640/0x640 [ 388.884418] ? __do_page_cache_readahead+0x663/0x810 [ 388.889562] ? find_held_lock+0x36/0x1c0 [ 388.893662] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 388.899219] alloc_pages_current+0x173/0x350 [ 388.903645] __page_cache_alloc+0x38c/0x5c0 [ 388.907972] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 388.912903] ? kasan_check_read+0x11/0x20 [ 388.917053] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.922343] ? generic_perform_write+0x6a0/0x6a0 [ 388.927122] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.932677] ? check_preemption_disabled+0x48/0x280 [ 388.937719] filemap_fault+0x1595/0x25f0 [ 388.941800] ? __lock_page_or_retry+0xa00/0xa00 [ 388.946486] ? mark_held_locks+0x130/0x130 [ 388.950745] ? filemap_map_pages+0xd6b/0x1a20 [ 388.955260] ? lock_downgrade+0x900/0x900 [ 388.959426] ? check_preemption_disabled+0x48/0x280 [ 388.964469] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 388.969589] ? kasan_check_read+0x11/0x20 [ 388.973762] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 388.979065] ? rcu_softirq_qs+0x20/0x20 [ 388.983071] ? filemap_map_pages+0xd92/0x1a20 [ 388.987586] ? find_get_entries_tag+0x1400/0x1400 [ 388.992445] ? __kernel_text_address+0xd/0x40 [ 388.996949] ? unwind_get_return_address+0x61/0xa0 [ 389.001908] ? lock_acquire+0x1ed/0x520 [ 389.005886] ? ext4_filemap_fault+0x7a/0xad [ 389.010224] ? lock_release+0xa00/0xa00 [ 389.014233] ? perf_trace_sched_process_exec+0x860/0x860 [ 389.019687] ? print_usage_bug+0xc0/0xc0 [ 389.023771] ? print_usage_bug+0xc0/0xc0 [ 389.027837] ? __x64_sys_read+0x73/0xb0 [ 389.031837] ? down_read+0x8d/0x120 [ 389.035470] ? ext4_filemap_fault+0x7a/0xad [ 389.039817] ? __down_interruptible+0x700/0x700 [ 389.044504] ? find_held_lock+0x36/0x1c0 [ 389.048582] ext4_filemap_fault+0x82/0xad [ 389.052739] __do_fault+0x100/0x6b0 [ 389.056410] ? lock_downgrade+0x900/0x900 [ 389.060579] ? pmd_devmap_trans_unstable+0x220/0x220 [ 389.065695] ? kasan_check_read+0x11/0x20 [ 389.069846] ? do_raw_spin_unlock+0xa7/0x330 [ 389.074277] ? do_raw_spin_trylock+0x270/0x270 [ 389.078901] __handle_mm_fault+0x3ea0/0x5be0 [ 389.083326] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 389.088199] ? find_held_lock+0x36/0x1c0 [ 389.092292] ? zap_class+0x640/0x640 [ 389.096008] ? zap_class+0x640/0x640 [ 389.099872] ? find_held_lock+0x36/0x1c0 [ 389.103950] ? handle_mm_fault+0x42a/0xc70 [ 389.108193] ? lock_downgrade+0x900/0x900 [ 389.112353] ? check_preemption_disabled+0x48/0x280 [ 389.117387] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 389.122326] ? kasan_check_read+0x11/0x20 [ 389.126484] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 389.131759] ? rcu_softirq_qs+0x20/0x20 [ 389.135731] ? trace_hardirqs_off_caller+0x310/0x310 [ 389.140843] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.146388] ? check_preemption_disabled+0x48/0x280 [ 389.151424] handle_mm_fault+0x54f/0xc70 [ 389.155498] ? __handle_mm_fault+0x5be0/0x5be0 [ 389.160108] ? find_vma+0x34/0x190 [ 389.163663] __do_page_fault+0x5e8/0xe60 [ 389.167731] ? trace_hardirqs_off+0xb8/0x310 [ 389.172143] ? kernel_write+0x120/0x120 [ 389.176133] do_page_fault+0xf2/0x7e0 [ 389.179943] ? vmalloc_sync_all+0x30/0x30 [ 389.184099] ? error_entry+0x70/0xd0 [ 389.187827] ? trace_hardirqs_off_caller+0xbb/0x310 [ 389.192859] ? trace_hardirqs_on_caller+0xc0/0x310 [ 389.197792] ? syscall_return_slowpath+0x5e0/0x5e0 [ 389.202730] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.207585] ? trace_hardirqs_on_caller+0x310/0x310 [ 389.212608] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 389.218120] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 389.223166] ? prepare_exit_to_usermode+0x291/0x3b0 [ 389.228192] ? page_fault+0x8/0x30 [ 389.231739] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 389.236593] ? page_fault+0x8/0x30 [ 389.240142] page_fault+0x1e/0x30 [ 389.243601] RIP: 0033:0x7ff3690bcdb4 [ 389.247334] Code: Bad RIP value. [ 389.250714] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 389.256084] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 389.263379] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 389.270661] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 389.277941] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 389.285216] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 389.292528] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 389.292534] warn_alloc_show_mem: 1 callbacks suppressed [ 389.292542] Mem-Info: [ 389.299838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 389.305217] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 389.305217] active_file:11 inactive_file:13 isolated_file:1 [ 389.305217] unevictable:0 dirty:0 writeback:0 unstable:0 [ 389.305217] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 389.305217] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 389.305217] free:13670 free_pcp:401 free_cma:0 [ 389.307593] Call Trace: [ 389.316999] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 389.350123] [ 389.352723] Node 0 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 [ 389.380428] dump_stack+0x244/0x39d [ 389.382575] lowmem_reserve[]: 0 2818 6321 6321 [ 389.408766] ? dump_stack_print_info.cold.1+0x20/0x20 [ 389.412401] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 389.417021] warn_alloc.cold.116+0xb7/0x1bd [ 389.422188] lowmem_reserve[]: 0 0 3503 3503 [ 389.449800] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 389.454127] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 389.458455] ? lock_downgrade+0x900/0x900 [ 389.463276] lowmem_reserve[]: 0 0 0 0 [ 389.492440] ? trace_hardirqs_off+0xb8/0x310 [ 389.496570] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 389.500384] ? trace_hardirqs_off+0xb8/0x310 [ 389.504763] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 389.518303] __alloc_pages_slowpath+0x26e8/0x2e10 [ 389.522692] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 389.538506] ? warn_alloc+0x120/0x120 [ 389.543320] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 389.556939] ? print_usage_bug+0xc0/0xc0 [ 389.560734] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 389.569575] ? warn_alloc+0x120/0x120 [ 389.573626] 1519 total pagecache pages [ 389.582211] ? warn_alloc+0x120/0x120 [ 389.586002] 0 pages in swap cache [ 389.589895] ? print_usage_bug+0xc0/0xc0 [ 389.593680] Swap cache stats: add 0, delete 0, find 0/0 [ 389.593690] Free swap = 0kB [ 389.597147] ? kvm_clock_read+0x18/0x30 [ 389.601174] Total swap = 0kB [ 389.601183] 1965979 pages RAM [ 389.606567] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 389.609559] 0 pages HighMem/MovableOnly [ 389.613539] ? print_usage_bug+0xc0/0xc0 [ 389.616531] 342853 pages reserved [ 389.619643] ? __lock_acquire+0x62f/0x4c20 [ 389.624631] 0 pages cma reserved [ 389.624779] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 389.628631] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.632676] rsyslogd cpuset=/ mems_allowed=0 [ 389.636137] ? should_fail+0x22d/0xd01 [ 389.667572] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 389.672879] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.677996] ? __lock_acquire+0x62f/0x4c20 [ 389.682244] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 389.687369] ? __lock_acquire+0x62f/0x4c20 [ 389.691618] ? should_fail+0x22d/0xd01 [ 389.695516] ? rcu_irq_exit+0x1a2/0x390 [ 389.699533] ? mark_held_locks+0x130/0x130 [ 389.703804] ? mark_held_locks+0x130/0x130 [ 389.708074] ? mark_held_locks+0xc7/0x130 [ 389.712254] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 389.717305] ? zap_class+0x640/0x640 [ 389.721053] ? print_usage_bug+0xc0/0xc0 [ 389.725158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.730732] ? check_preemption_disabled+0x48/0x280 [ 389.735794] ? __lock_is_held+0xb5/0x140 [ 389.739896] __alloc_pages_nodemask+0xa80/0xde0 [ 389.744594] ? zap_class+0x640/0x640 [ 389.748343] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 389.753430] ? find_held_lock+0x36/0x1c0 [ 389.757533] ? ____cache_alloc_node+0x1c7/0x1e0 [ 389.762239] ? lock_downgrade+0x900/0x900 [ 389.766424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.771995] cache_grow_begin+0xa5/0x8c0 [ 389.776086] ? do_raw_spin_unlock+0xa7/0x330 [ 389.780536] fallback_alloc+0x204/0x2e0 [ 389.784545] ____cache_alloc_node+0x1c7/0x1e0 [ 389.789077] kmem_cache_alloc_node+0xe3/0x730 [ 389.793594] ? ipv6_get_ifaddr+0x42e/0x620 [ 389.797872] __alloc_skb+0x119/0x770 [ 389.801623] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 389.806956] ? netdev_alloc_frag+0x1f0/0x1f0 [ 389.811398] ? lock_downgrade+0x900/0x900 [ 389.815573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.821135] ? refcount_sub_and_test_checked+0x203/0x310 [ 389.826607] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 389.832074] ? addrconf_rs_timer+0x690/0x690 [ 389.836512] ndisc_alloc_skb+0x144/0x340 [ 389.840597] ndisc_send_rs+0x331/0x6e0 [ 389.844502] addrconf_rs_timer+0x314/0x690 [ 389.848758] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.853020] call_timer_fn+0x272/0x920 [ 389.856921] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.861170] ? process_timeout+0x40/0x40 [ 389.865254] ? __run_timers+0x7da/0xc70 [ 389.869245] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.873750] ? _raw_spin_unlock_irq+0x27/0x80 [ 389.878260] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.882510] ? lockdep_hardirqs_on+0x296/0x5b0 [ 389.887109] ? trace_hardirqs_on+0xbd/0x310 [ 389.891456] ? kasan_check_read+0x11/0x20 [ 389.895620] ? __run_timers+0x7da/0xc70 [ 389.899613] ? trace_hardirqs_off_caller+0x310/0x310 [ 389.904738] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.908997] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 389.913245] __run_timers+0x7e5/0xc70 [ 389.917069] ? timer_fixup_init+0x70/0x70 [ 389.921234] ? lock_downgrade+0x900/0x900 [ 389.925398] ? zap_class+0x640/0x640 [ 389.929143] ? pvclock_read_flags+0x160/0x160 [ 389.933650] ? hrtimer_start_range_ns+0xe00/0xe00 [ 389.938516] ? trace_hardirqs_on+0x310/0x310 [ 389.942951] ? kvm_clock_read+0x18/0x30 [ 389.946947] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 389.951981] ? ktime_get+0x2c1/0x400 [ 389.955721] ? zap_class+0x640/0x640 [ 389.959451] ? pvclock_read_flags+0x160/0x160 [ 389.963965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.969730] ? check_preemption_disabled+0x48/0x280 [ 389.974779] ? __lock_is_held+0xb5/0x140 [ 389.978860] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.984541] ? check_preemption_disabled+0x48/0x280 [ 389.989580] run_timer_softirq+0x52/0xb0 [ 389.993659] ? rcu_read_lock_sched_held+0x14f/0x180 [ 389.998695] __do_softirq+0x308/0xb7e [ 390.002520] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 390.007634] ? irq_exit+0xbd/0x1c0 [ 390.011194] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 390.016223] ? smp_reschedule_interrupt+0x109/0x650 [ 390.021257] ? smp_call_function_single_interrupt+0x650/0x650 [ 390.027155] ? ret_from_intr+0xb/0x1e [ 390.030973] ? trace_hardirqs_off_caller+0xbb/0x310 [ 390.036012] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.040871] ? trace_hardirqs_on_caller+0x310/0x310 [ 390.045897] ? task_prio+0x50/0x50 [ 390.049606] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.055161] ? check_preemption_disabled+0x48/0x280 [ 390.060197] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.065069] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 390.069585] do_softirq_own_stack+0x2a/0x40 [ 390.073914] [ 390.076166] do_softirq.part.14+0x126/0x160 [ 390.080513] __local_bh_enable_ip+0x21d/0x260 [ 390.085034] __dev_queue_xmit+0x1aa3/0x3ad0 [ 390.089440] ? save_stack+0x43/0xd0 [ 390.093091] ? kasan_kmalloc+0xc7/0xe0 [ 390.097010] ? __kmalloc_node_track_caller+0x50/0x70 [ 390.102158] ? netdev_pick_tx+0x310/0x310 [ 390.106339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.112027] ? check_preemption_disabled+0x48/0x280 [ 390.117073] ? __lock_is_held+0xb5/0x140 [ 390.121166] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 390.126199] ? skb_release_data+0x1c4/0x880 [ 390.130543] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 390.135842] ? kasan_unpoison_shadow+0x35/0x50 [ 390.140442] ? skb_tx_error+0x2f0/0x2f0 [ 390.144444] ? __kmalloc_node_track_caller+0x50/0x70 [ 390.149564] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.155125] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 390.160691] ? kasan_check_write+0x14/0x20 [ 390.164940] ? pskb_expand_head+0x6b3/0x10f0 [ 390.169387] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 390.174872] ? skb_release_data+0x880/0x880 [ 390.179213] ? __alloc_skb+0x770/0x770 [ 390.183131] ? __lock_is_held+0xb5/0x140 [ 390.187214] ? kasan_check_write+0x14/0x20 [ 390.191462] ? __skb_clone+0x6c7/0xa00 [ 390.195384] ? __copy_skb_header+0x6b0/0x6b0 [ 390.199807] ? kmem_cache_alloc+0x33a/0x730 [ 390.204153] ? skb_ensure_writable+0x15e/0x640 [ 390.208754] dev_queue_xmit+0x17/0x20 [ 390.212569] ? dev_queue_xmit+0x17/0x20 [ 390.216557] __bpf_redirect+0x5cf/0xb20 [ 390.220543] ? __switch_to_asm+0x34/0x70 [ 390.224621] bpf_clone_redirect+0x2f6/0x490 [ 390.228965] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 390.234001] ? __sched_text_start+0x8/0x8 [ 390.238161] ? retint_kernel+0x2d/0x2d [ 390.242074] ? find_held_lock+0x36/0x1c0 [ 390.246164] ? lock_acquire+0x1ed/0x520 [ 390.250152] ? bpf_test_run+0x3cb/0x780 [ 390.254144] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.259695] ? check_preemption_disabled+0x48/0x280 [ 390.264730] ? kasan_check_read+0x11/0x20 [ 390.268891] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 390.274182] ? rcu_softirq_qs+0x20/0x20 [ 390.278170] ? preempt_schedule+0x4d/0x60 [ 390.282332] ? ___preempt_schedule+0x16/0x18 [ 390.286777] ? bpf_test_run+0x25d/0x780 [ 390.290776] ? netlink_diag_dump+0x2a0/0x2a0 [ 390.295200] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.300752] ? bpf_test_init.isra.10+0x70/0x100 [ 390.305440] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 390.310221] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 390.315075] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 390.320625] ? fput+0x130/0x1a0 [ 390.323916] ? __bpf_prog_get+0x9b/0x290 [ 390.327993] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 390.332844] ? bpf_prog_test_run+0x130/0x1a0 [ 390.337267] ? __x64_sys_bpf+0x3d8/0x520 [ 390.341338] ? bpf_prog_get+0x20/0x20 [ 390.345191] ? do_syscall_64+0x1b9/0x820 [ 390.349264] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 390.354640] ? syscall_return_slowpath+0x5e0/0x5e0 [ 390.359580] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.364443] ? trace_hardirqs_on_caller+0x310/0x310 [ 390.369474] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 390.374504] ? prepare_exit_to_usermode+0x291/0x3b0 [ 390.379539] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.384409] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 390.389809] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 390.389880] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 390.396572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 390.396578] Call Trace: [ 390.396585] [ 390.396605] dump_stack+0x244/0x39d [ 390.396631] ? dump_stack_print_info.cold.1+0x20/0x20 [ 390.396659] warn_alloc.cold.116+0xb7/0x1bd [ 390.403247] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 390.412501] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 390.415068] syz-executor3 cpuset=syz3 mems_allowed=0 [ 390.417221] ? lock_downgrade+0x900/0x900 [ 390.454914] ? trace_hardirqs_off+0xb8/0x310 [ 390.459340] ? trace_hardirqs_off+0xb8/0x310 [ 390.463790] __alloc_pages_slowpath+0x26e8/0x2e10 [ 390.468678] ? warn_alloc+0x120/0x120 [ 390.472495] ? warn_alloc+0x120/0x120 [ 390.476314] ? warn_alloc+0x120/0x120 [ 390.480148] ? print_usage_bug+0xc0/0xc0 [ 390.484223] ? enqueue_hrtimer+0x1a5/0x560 [ 390.488471] ? print_usage_bug+0xc0/0xc0 [ 390.492539] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 390.497754] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.503300] ? should_fail+0x22d/0xd01 [ 390.507205] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.512319] ? __lock_acquire+0x62f/0x4c20 [ 390.516592] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 390.521712] ? __lock_acquire+0x62f/0x4c20 [ 390.525956] ? should_fail+0x22d/0xd01 [ 390.529868] ? mark_held_locks+0x130/0x130 [ 390.534117] ? mark_held_locks+0x130/0x130 [ 390.538375] ? try_to_wake_up+0x11c/0x1490 [ 390.542633] ? lock_downgrade+0x900/0x900 [ 390.546794] ? zap_class+0x640/0x640 [ 390.550516] ? print_usage_bug+0xc0/0xc0 [ 390.554589] ? trace_hardirqs_off+0xb8/0x310 [ 390.559014] ? kasan_check_read+0x11/0x20 [ 390.563178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.568728] ? check_preemption_disabled+0x48/0x280 [ 390.573766] ? __lock_is_held+0xb5/0x140 [ 390.577849] __alloc_pages_nodemask+0xa80/0xde0 [ 390.582529] ? zap_class+0x640/0x640 [ 390.586262] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 390.591306] ? find_held_lock+0x36/0x1c0 [ 390.595406] ? ____cache_alloc_node+0x1c7/0x1e0 [ 390.600093] ? lock_downgrade+0x900/0x900 [ 390.604266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.609823] cache_grow_begin+0xa5/0x8c0 [ 390.613899] ? do_raw_spin_unlock+0xa7/0x330 [ 390.618325] fallback_alloc+0x204/0x2e0 [ 390.622337] ____cache_alloc_node+0x1c7/0x1e0 [ 390.626870] kmem_cache_alloc_node+0xe3/0x730 [ 390.631391] ? ipv6_get_ifaddr+0x42e/0x620 [ 390.635653] __alloc_skb+0x119/0x770 [ 390.639391] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 390.644683] ? netdev_alloc_frag+0x1f0/0x1f0 [ 390.649105] ? lock_downgrade+0x900/0x900 [ 390.653273] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.658823] ? refcount_sub_and_test_checked+0x203/0x310 [ 390.664287] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 390.669750] ? addrconf_rs_timer+0x690/0x690 [ 390.674185] ndisc_alloc_skb+0x144/0x340 [ 390.678263] ndisc_send_rs+0x331/0x6e0 [ 390.682171] addrconf_rs_timer+0x314/0x690 [ 390.686425] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.690681] call_timer_fn+0x272/0x920 [ 390.694581] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.698824] ? process_timeout+0x40/0x40 [ 390.702906] ? mark_held_locks+0xc7/0x130 [ 390.707065] ? _raw_spin_unlock_irq+0x27/0x80 [ 390.711566] ? _raw_spin_unlock_irq+0x27/0x80 [ 390.716072] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.720320] ? lockdep_hardirqs_on+0x296/0x5b0 [ 390.724930] ? trace_hardirqs_on+0xbd/0x310 [ 390.729262] ? kasan_check_read+0x11/0x20 [ 390.733421] ? __run_timers+0x7da/0xc70 [ 390.737413] ? trace_hardirqs_off_caller+0x310/0x310 [ 390.742532] ? __queue_work+0x1440/0x1440 [ 390.746700] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 390.750941] __run_timers+0x7e5/0xc70 [ 390.754765] ? timer_fixup_init+0x70/0x70 [ 390.758930] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 390.763957] ? zap_class+0x640/0x640 [ 390.767685] ? print_usage_bug+0xc0/0xc0 [ 390.771757] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 390.776967] ? find_held_lock+0x36/0x1c0 [ 390.781044] ? zap_class+0x640/0x640 [ 390.784804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.790372] ? check_preemption_disabled+0x48/0x280 [ 390.795440] ? __lock_is_held+0xb5/0x140 [ 390.799523] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.805070] ? check_preemption_disabled+0x48/0x280 [ 390.810105] run_timer_softirq+0x52/0xb0 [ 390.814183] ? rcu_read_lock_sched_held+0x14f/0x180 [ 390.819215] __do_softirq+0x308/0xb7e [ 390.823039] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 390.827542] ? lock_downgrade+0x900/0x900 [ 390.831707] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 390.836849] ? pvclock_read_flags+0x160/0x160 [ 390.841382] ? lapic_next_event+0x5a/0x90 [ 390.845544] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.851097] ? kvm_clock_read+0x18/0x30 [ 390.855080] ? kvm_sched_clock_read+0x9/0x20 [ 390.859501] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.865058] ? check_preemption_disabled+0x48/0x280 [ 390.870098] irq_exit+0x17f/0x1c0 [ 390.873572] smp_apic_timer_interrupt+0x1cb/0x760 [ 390.878430] ? smp_call_function_single_interrupt+0x650/0x650 [ 390.884323] ? interrupt_entry+0xb5/0xc0 [ 390.888455] ? trace_hardirqs_off_caller+0xbb/0x310 [ 390.893492] ? trace_hardirqs_off_caller+0xbb/0x310 [ 390.898535] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.903410] ? trace_hardirqs_on_caller+0x310/0x310 [ 390.908439] ? trace_hardirqs_on_caller+0x310/0x310 [ 390.913469] ? task_prio+0x50/0x50 [ 390.917024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.922592] ? check_preemption_disabled+0x48/0x280 [ 390.927650] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 390.932512] apic_timer_interrupt+0xf/0x20 [ 390.936750] [ 390.938999] RIP: 0010:dump_stack+0x358/0x39d [ 390.943420] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 390.962333] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 390.970072] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 390.977362] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 390.984645] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 390.991926] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 390.999202] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 391.006512] ? dump_stack+0x34f/0x39d [ 391.010342] ? dump_stack_print_info.cold.1+0x20/0x20 [ 391.015566] ? mark_held_locks+0x130/0x130 [ 391.019810] ? mark_held_locks+0x130/0x130 [ 391.024062] dump_header+0x27b/0xf72 [ 391.027802] ? pagefault_out_of_memory+0x197/0x197 [ 391.032750] ? __lock_acquire+0x62f/0x4c20 [ 391.036999] ? percpu_ref_get_many+0x240/0x240 [ 391.041595] ? print_usage_bug+0xc0/0xc0 [ 391.045677] ? zap_class+0x640/0x640 [ 391.049426] ? print_usage_bug+0xc0/0xc0 [ 391.053526] ? print_usage_bug+0xc0/0xc0 [ 391.057612] ? zap_class+0x640/0x640 [ 391.061366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.066931] ? find_held_lock+0x36/0x1c0 [ 391.071019] ? mark_held_locks+0xc7/0x130 [ 391.075183] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 391.080298] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 391.085421] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 391.090021] ? trace_hardirqs_on+0xbd/0x310 [ 391.094371] ? kasan_check_read+0x11/0x20 [ 391.098533] ? ___ratelimit+0x3b4/0x672 [ 391.102694] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.107813] ? trace_hardirqs_on+0x310/0x310 [ 391.112237] ? lock_downgrade+0x900/0x900 [ 391.116411] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 391.121527] ? ___ratelimit+0x3b9/0x672 [ 391.125519] ? idr_get_free+0xf70/0xf70 [ 391.129511] ? find_held_lock+0x36/0x1c0 [ 391.133600] oom_kill_process.cold.27+0x10/0x903 [ 391.138384] ? zap_class+0x640/0x640 [ 391.142114] ? check_preemption_disabled+0x48/0x280 [ 391.147172] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 391.152125] ? kasan_check_read+0x11/0x20 [ 391.156282] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.161574] ? oom_evaluate_task+0x540/0x540 [ 391.165997] ? find_held_lock+0x36/0x1c0 [ 391.170077] ? out_of_memory+0x974/0x1430 [ 391.174238] ? lock_downgrade+0x900/0x900 [ 391.178414] ? check_preemption_disabled+0x48/0x280 [ 391.183449] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 391.188423] ? kasan_check_read+0x11/0x20 [ 391.192586] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.197875] ? rcu_softirq_qs+0x20/0x20 [ 391.201864] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.207418] ? oom_evaluate_task+0x302/0x540 [ 391.211856] out_of_memory+0xa84/0x1430 [ 391.215854] ? oom_killer_disable+0x3a0/0x3a0 [ 391.220377] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 391.225323] ? __ww_mutex_check_waiters+0x160/0x160 [ 391.230397] __alloc_pages_slowpath+0x2354/0x2e10 [ 391.235285] ? warn_alloc+0x120/0x120 [ 391.239099] ? mark_held_locks+0x130/0x130 [ 391.243369] ? find_get_entry+0xaae/0x1120 [ 391.247639] ? filemap_map_pages+0x1a20/0x1a20 [ 391.252248] ? zap_class+0x640/0x640 [ 391.255980] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.261533] ? check_preemption_disabled+0x48/0x280 [ 391.266561] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.272112] ? should_fail+0x22d/0xd01 [ 391.276018] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 391.281132] ? zap_class+0x640/0x640 [ 391.284883] ? __lock_is_held+0xb5/0x140 [ 391.288965] ? mark_held_locks+0x130/0x130 [ 391.293215] ? lock_release+0xa00/0xa00 [ 391.297202] ? perf_trace_sched_process_exec+0x860/0x860 [ 391.302664] ? xa_load+0x2ba/0x460 [ 391.306217] ? lock_downgrade+0x900/0x900 [ 391.310402] ? __might_sleep+0x95/0x190 [ 391.314409] __alloc_pages_nodemask+0xa80/0xde0 [ 391.319099] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 391.324133] ? __page_cache_alloc+0x191/0x5c0 [ 391.328642] ? xa_load+0x2e1/0x460 [ 391.332199] ? xa_clear_mark+0x40/0x40 [ 391.336100] ? zap_class+0x640/0x640 [ 391.339834] ? zap_class+0x640/0x640 [ 391.343559] ? zap_class+0x640/0x640 [ 391.347283] ? __do_page_cache_readahead+0x663/0x810 [ 391.352413] ? find_held_lock+0x36/0x1c0 [ 391.356496] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 391.362054] alloc_pages_current+0x173/0x350 [ 391.366480] __page_cache_alloc+0x38c/0x5c0 [ 391.370815] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 391.375757] ? kasan_check_read+0x11/0x20 [ 391.379917] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.385211] ? generic_perform_write+0x6a0/0x6a0 [ 391.389980] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.395532] ? check_preemption_disabled+0x48/0x280 [ 391.400571] filemap_fault+0x1595/0x25f0 [ 391.404665] ? __lock_page_or_retry+0xa00/0xa00 [ 391.409367] ? mark_held_locks+0x130/0x130 [ 391.413629] ? filemap_map_pages+0xd6b/0x1a20 [ 391.418138] ? lock_downgrade+0x900/0x900 [ 391.422298] ? check_preemption_disabled+0x48/0x280 [ 391.427333] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 391.432286] ? kasan_check_read+0x11/0x20 [ 391.436445] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.441732] ? rcu_softirq_qs+0x20/0x20 [ 391.445736] ? filemap_map_pages+0xd92/0x1a20 [ 391.450257] ? find_get_entries_tag+0x1400/0x1400 [ 391.455111] ? __kernel_text_address+0xd/0x40 [ 391.459617] ? unwind_get_return_address+0x61/0xa0 [ 391.464580] ? lock_acquire+0x1ed/0x520 [ 391.468564] ? ext4_filemap_fault+0x7a/0xad [ 391.472905] ? lock_release+0xa00/0xa00 [ 391.476888] ? perf_trace_sched_process_exec+0x860/0x860 [ 391.482369] ? print_usage_bug+0xc0/0xc0 [ 391.486448] ? print_usage_bug+0xc0/0xc0 [ 391.490517] ? __x64_sys_read+0x73/0xb0 [ 391.494525] ? down_read+0x8d/0x120 [ 391.498161] ? ext4_filemap_fault+0x7a/0xad [ 391.502502] ? __down_interruptible+0x700/0x700 [ 391.507191] ? find_held_lock+0x36/0x1c0 [ 391.511272] ext4_filemap_fault+0x82/0xad [ 391.515433] __do_fault+0x100/0x6b0 [ 391.519072] ? lock_downgrade+0x900/0x900 [ 391.523232] ? pmd_devmap_trans_unstable+0x220/0x220 [ 391.528367] ? kasan_check_read+0x11/0x20 [ 391.532525] ? do_raw_spin_unlock+0xa7/0x330 [ 391.536946] ? do_raw_spin_trylock+0x270/0x270 [ 391.541562] __handle_mm_fault+0x3ea0/0x5be0 [ 391.545991] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 391.550848] ? find_held_lock+0x36/0x1c0 [ 391.554940] ? zap_class+0x640/0x640 [ 391.558663] ? zap_class+0x640/0x640 [ 391.562405] ? find_held_lock+0x36/0x1c0 [ 391.566489] ? handle_mm_fault+0x42a/0xc70 [ 391.570740] ? lock_downgrade+0x900/0x900 [ 391.574904] ? check_preemption_disabled+0x48/0x280 [ 391.579950] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 391.584895] ? kasan_check_read+0x11/0x20 [ 391.589052] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 391.594338] ? rcu_softirq_qs+0x20/0x20 [ 391.598339] ? trace_hardirqs_off_caller+0x310/0x310 [ 391.603482] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.609031] ? check_preemption_disabled+0x48/0x280 [ 391.614075] handle_mm_fault+0x54f/0xc70 [ 391.618154] ? __handle_mm_fault+0x5be0/0x5be0 [ 391.622779] ? find_vma+0x34/0x190 [ 391.626368] __do_page_fault+0x5e8/0xe60 [ 391.630441] ? trace_hardirqs_off+0xb8/0x310 [ 391.634858] ? kernel_write+0x120/0x120 [ 391.638852] do_page_fault+0xf2/0x7e0 [ 391.642663] ? vmalloc_sync_all+0x30/0x30 [ 391.646824] ? error_entry+0x70/0xd0 [ 391.650554] ? trace_hardirqs_off_caller+0xbb/0x310 [ 391.655584] ? trace_hardirqs_on_caller+0xc0/0x310 [ 391.660524] ? syscall_return_slowpath+0x5e0/0x5e0 [ 391.665467] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.670321] ? trace_hardirqs_on_caller+0x310/0x310 [ 391.675383] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 391.680853] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 391.685881] ? prepare_exit_to_usermode+0x291/0x3b0 [ 391.690909] ? page_fault+0x8/0x30 [ 391.694466] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 391.699326] ? page_fault+0x8/0x30 [ 391.702894] page_fault+0x1e/0x30 [ 391.706372] RIP: 0033:0x7ff3690bcdb4 [ 391.710114] Code: Bad RIP value. [ 391.713483] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 391.718852] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 391.726132] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 391.733423] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 391.740703] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 391.747981] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 391.755298] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 391.755303] warn_alloc_show_mem: 1 callbacks suppressed [ 391.755311] Mem-Info: [ 391.762617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 391.762631] Call Trace: [ 391.768040] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 391.768040] active_file:11 inactive_file:13 isolated_file:1 [ 391.768040] unevictable:0 dirty:0 writeback:0 unstable:0 [ 391.768040] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 391.768040] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 391.768040] free:13670 free_pcp:401 free_cma:0 [ 391.770413] [ 391.779788] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 391.782399] dump_stack+0x244/0x39d [ 391.815536] Node 0 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 [ 391.817709] ? dump_stack_print_info.cold.1+0x20/0x20 [ 391.845395] lowmem_reserve[]: 0 2818 6321 6321 [ 391.849046] warn_alloc.cold.116+0xb7/0x1bd [ 391.875131] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 391.880366] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 391.884928] lowmem_reserve[]: 0 0 3503 3503 [ 391.889258] ? lock_downgrade+0x900/0x900 [ 391.916851] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 391.921717] ? trace_hardirqs_off+0xb8/0x310 [ 391.926004] lowmem_reserve[]: 0 0 0 0 [ 391.930178] ? trace_hardirqs_off+0xb8/0x310 [ 391.959317] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 391.963767] __alloc_pages_slowpath+0x26e8/0x2e10 [ 391.967889] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 391.972336] ? warn_alloc+0x120/0x120 [ 391.985811] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 391.990677] ? print_usage_bug+0xc0/0xc0 [ 392.006451] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 392.010258] ? warn_alloc+0x120/0x120 [ 392.023851] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 392.023861] 1519 total pagecache pages [ 392.027937] ? warn_alloc+0x120/0x120 [ 392.036758] 0 pages in swap cache [ 392.040568] ? print_usage_bug+0xc0/0xc0 [ 392.049135] Swap cache stats: add 0, delete 0, find 0/0 [ 392.053025] ? kvm_clock_read+0x18/0x30 [ 392.056799] Free swap = 0kB [ 392.056807] Total swap = 0kB [ 392.060270] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 392.064311] 1965979 pages RAM [ 392.069680] ? print_usage_bug+0xc0/0xc0 [ 392.073632] 0 pages HighMem/MovableOnly [ 392.073641] 342853 pages reserved [ 392.076668] ? __lock_acquire+0x62f/0x4c20 [ 392.079665] 0 pages cma reserved [ 392.079738] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 392.084705] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.084726] ? should_fail+0x22d/0xd01 [ 392.087881] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 392.091885] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.095849] rsyslogd cpuset=/ mems_allowed=0 [ 392.099305] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.147630] ? __lock_acquire+0x62f/0x4c20 [ 392.151886] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.157000] ? __lock_acquire+0x62f/0x4c20 [ 392.161248] ? should_fail+0x22d/0xd01 [ 392.165147] ? rcu_irq_exit+0x1a2/0x390 [ 392.169149] ? mark_held_locks+0x130/0x130 [ 392.173408] ? mark_held_locks+0x130/0x130 [ 392.177664] ? mark_held_locks+0xc7/0x130 [ 392.181830] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 392.186862] ? zap_class+0x640/0x640 [ 392.190589] ? print_usage_bug+0xc0/0xc0 [ 392.194666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.200220] ? check_preemption_disabled+0x48/0x280 [ 392.205258] ? __lock_is_held+0xb5/0x140 [ 392.209336] __alloc_pages_nodemask+0xa80/0xde0 [ 392.214038] ? zap_class+0x640/0x640 [ 392.217770] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 392.222807] ? find_held_lock+0x36/0x1c0 [ 392.226894] ? ____cache_alloc_node+0x1c7/0x1e0 [ 392.231578] ? lock_downgrade+0x900/0x900 [ 392.235748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.241306] cache_grow_begin+0xa5/0x8c0 [ 392.245396] ? do_raw_spin_unlock+0xa7/0x330 [ 392.249831] fallback_alloc+0x204/0x2e0 [ 392.253825] ____cache_alloc_node+0x1c7/0x1e0 [ 392.258337] kmem_cache_alloc_node+0xe3/0x730 [ 392.262863] ? ipv6_get_ifaddr+0x42e/0x620 [ 392.267130] __alloc_skb+0x119/0x770 [ 392.270855] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.276151] ? netdev_alloc_frag+0x1f0/0x1f0 [ 392.280574] ? lock_downgrade+0x900/0x900 [ 392.284744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.290299] ? refcount_sub_and_test_checked+0x203/0x310 [ 392.295765] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 392.301229] ? addrconf_rs_timer+0x690/0x690 [ 392.305664] ndisc_alloc_skb+0x144/0x340 [ 392.309748] ndisc_send_rs+0x331/0x6e0 [ 392.313655] addrconf_rs_timer+0x314/0x690 [ 392.317906] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.322166] call_timer_fn+0x272/0x920 [ 392.326064] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.330310] ? process_timeout+0x40/0x40 [ 392.334403] ? __run_timers+0x7da/0xc70 [ 392.338412] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.342916] ? _raw_spin_unlock_irq+0x27/0x80 [ 392.347425] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.351675] ? lockdep_hardirqs_on+0x296/0x5b0 [ 392.356275] ? trace_hardirqs_on+0xbd/0x310 [ 392.360607] ? kasan_check_read+0x11/0x20 [ 392.364767] ? __run_timers+0x7da/0xc70 [ 392.368755] ? trace_hardirqs_off_caller+0x310/0x310 [ 392.373878] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.378135] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 392.382397] __run_timers+0x7e5/0xc70 [ 392.386220] ? timer_fixup_init+0x70/0x70 [ 392.390399] ? lock_downgrade+0x900/0x900 [ 392.394556] ? zap_class+0x640/0x640 [ 392.398295] ? pvclock_read_flags+0x160/0x160 [ 392.402806] ? hrtimer_start_range_ns+0xe00/0xe00 [ 392.407661] ? trace_hardirqs_on+0x310/0x310 [ 392.412091] ? kvm_clock_read+0x18/0x30 [ 392.416083] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 392.421110] ? ktime_get+0x2c1/0x400 [ 392.424845] ? zap_class+0x640/0x640 [ 392.428575] ? pvclock_read_flags+0x160/0x160 [ 392.433084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.438635] ? check_preemption_disabled+0x48/0x280 [ 392.443677] ? __lock_is_held+0xb5/0x140 [ 392.447752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.453305] ? check_preemption_disabled+0x48/0x280 [ 392.458338] run_timer_softirq+0x52/0xb0 [ 392.462432] ? rcu_read_lock_sched_held+0x14f/0x180 [ 392.467461] __do_softirq+0x308/0xb7e [ 392.471286] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 392.476420] ? irq_exit+0xbd/0x1c0 [ 392.479973] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 392.485000] ? smp_reschedule_interrupt+0x109/0x650 [ 392.490029] ? smp_call_function_single_interrupt+0x650/0x650 [ 392.495925] ? ret_from_intr+0xb/0x1e [ 392.499738] ? trace_hardirqs_off_caller+0xbb/0x310 [ 392.504769] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.509627] ? trace_hardirqs_on_caller+0x310/0x310 [ 392.514656] ? task_prio+0x50/0x50 [ 392.518210] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.523764] ? check_preemption_disabled+0x48/0x280 [ 392.528803] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.533662] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 392.538172] do_softirq_own_stack+0x2a/0x40 [ 392.542496] [ 392.544743] do_softirq.part.14+0x126/0x160 [ 392.549076] __local_bh_enable_ip+0x21d/0x260 [ 392.553583] __dev_queue_xmit+0x1aa3/0x3ad0 [ 392.557918] ? save_stack+0x43/0xd0 [ 392.561556] ? kasan_kmalloc+0xc7/0xe0 [ 392.565457] ? __kmalloc_node_track_caller+0x50/0x70 [ 392.570584] ? netdev_pick_tx+0x310/0x310 [ 392.574747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.580297] ? check_preemption_disabled+0x48/0x280 [ 392.585340] ? __lock_is_held+0xb5/0x140 [ 392.589454] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 392.594484] ? skb_release_data+0x1c4/0x880 [ 392.598824] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 392.604126] ? kasan_unpoison_shadow+0x35/0x50 [ 392.608723] ? skb_tx_error+0x2f0/0x2f0 [ 392.612720] ? __kmalloc_node_track_caller+0x50/0x70 [ 392.617839] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.623402] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 392.628955] ? kasan_check_write+0x14/0x20 [ 392.633208] ? pskb_expand_head+0x6b3/0x10f0 [ 392.637630] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 392.643105] ? skb_release_data+0x880/0x880 [ 392.647447] ? __alloc_skb+0x770/0x770 [ 392.651377] ? __lock_is_held+0xb5/0x140 [ 392.655460] ? kasan_check_write+0x14/0x20 [ 392.659710] ? __skb_clone+0x6c7/0xa00 [ 392.663614] ? __copy_skb_header+0x6b0/0x6b0 [ 392.668039] ? kmem_cache_alloc+0x33a/0x730 [ 392.672403] ? skb_ensure_writable+0x15e/0x640 [ 392.677030] dev_queue_xmit+0x17/0x20 [ 392.680862] ? dev_queue_xmit+0x17/0x20 [ 392.684855] __bpf_redirect+0x5cf/0xb20 [ 392.688844] ? __switch_to_asm+0x34/0x70 [ 392.692924] bpf_clone_redirect+0x2f6/0x490 [ 392.697277] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 392.702309] ? __sched_text_start+0x8/0x8 [ 392.706468] ? retint_kernel+0x2d/0x2d [ 392.710394] ? find_held_lock+0x36/0x1c0 [ 392.714480] ? lock_acquire+0x1ed/0x520 [ 392.718465] ? bpf_test_run+0x3cb/0x780 [ 392.722457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.728007] ? check_preemption_disabled+0x48/0x280 [ 392.733042] ? kasan_check_read+0x11/0x20 [ 392.737207] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 392.742521] ? rcu_softirq_qs+0x20/0x20 [ 392.746516] ? preempt_schedule+0x4d/0x60 [ 392.750680] ? ___preempt_schedule+0x16/0x18 [ 392.755111] ? bpf_test_run+0x25d/0x780 [ 392.759117] ? netlink_diag_dump+0x2a0/0x2a0 [ 392.763547] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.769101] ? bpf_test_init.isra.10+0x70/0x100 [ 392.773798] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 392.778581] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 392.783443] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 392.788993] ? fput+0x130/0x1a0 [ 392.792287] ? __bpf_prog_get+0x9b/0x290 [ 392.796378] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 392.801229] ? bpf_prog_test_run+0x130/0x1a0 [ 392.805652] ? __x64_sys_bpf+0x3d8/0x520 [ 392.809725] ? bpf_prog_get+0x20/0x20 [ 392.813559] ? do_syscall_64+0x1b9/0x820 [ 392.817630] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 392.823012] ? syscall_return_slowpath+0x5e0/0x5e0 [ 392.827951] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.832810] ? trace_hardirqs_on_caller+0x310/0x310 [ 392.837838] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 392.842866] ? prepare_exit_to_usermode+0x291/0x3b0 [ 392.847901] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 392.852768] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 392.858164] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 392.858253] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 392.864940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 392.864955] Call Trace: [ 392.864963] [ 392.864998] dump_stack+0x244/0x39d [ 392.871600] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 392.880855] ? dump_stack_print_info.cold.1+0x20/0x20 [ 392.883422] syz-executor3 cpuset=syz3 mems_allowed=0 [ 392.885597] warn_alloc.cold.116+0xb7/0x1bd [ 392.914322] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 392.919208] ? lock_downgrade+0x900/0x900 [ 392.923395] ? trace_hardirqs_off+0xb8/0x310 [ 392.927827] ? trace_hardirqs_off+0xb8/0x310 [ 392.932261] __alloc_pages_slowpath+0x26e8/0x2e10 [ 392.937151] ? warn_alloc+0x120/0x120 [ 392.940970] ? print_usage_bug+0xc0/0xc0 [ 392.945046] ? warn_alloc+0x120/0x120 [ 392.948861] ? warn_alloc+0x120/0x120 [ 392.952678] ? print_usage_bug+0xc0/0xc0 [ 392.956756] ? print_usage_bug+0xc0/0xc0 [ 392.960832] ? __lock_acquire+0x62f/0x4c20 [ 392.965090] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.970649] ? should_fail+0x22d/0xd01 [ 392.974553] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.979669] ? __lock_acquire+0x62f/0x4c20 [ 392.983919] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 392.989042] ? __lock_acquire+0x62f/0x4c20 [ 392.993298] ? should_fail+0x22d/0xd01 [ 392.997198] ? find_held_lock+0x36/0x1c0 [ 393.001281] ? mark_held_locks+0x130/0x130 [ 393.005531] ? mark_held_locks+0x130/0x130 [ 393.009792] ? zap_class+0x640/0x640 [ 393.013528] ? zap_class+0x640/0x640 [ 393.017256] ? print_usage_bug+0xc0/0xc0 [ 393.021325] ? do_raw_spin_unlock+0xa7/0x330 [ 393.025759] ? zap_class+0x640/0x640 [ 393.029486] ? print_usage_bug+0xc0/0xc0 [ 393.033561] ? wq_watchdog_touch+0x9c/0xfe [ 393.037810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.043376] ? check_preemption_disabled+0x48/0x280 [ 393.048420] ? __lock_is_held+0xb5/0x140 [ 393.052510] __alloc_pages_nodemask+0xa80/0xde0 [ 393.057200] ? zap_class+0x640/0x640 [ 393.060930] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 393.065978] ? find_held_lock+0x36/0x1c0 [ 393.070061] ? ____cache_alloc_node+0x1c7/0x1e0 [ 393.074746] ? lock_downgrade+0x900/0x900 [ 393.078916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.084474] cache_grow_begin+0xa5/0x8c0 [ 393.088549] ? do_raw_spin_unlock+0xa7/0x330 [ 393.092977] fallback_alloc+0x204/0x2e0 [ 393.096967] ____cache_alloc_node+0x1c7/0x1e0 [ 393.101634] kmem_cache_alloc_node+0xe3/0x730 [ 393.106142] ? ipv6_get_ifaddr+0x42e/0x620 [ 393.110415] __alloc_skb+0x119/0x770 [ 393.114139] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.119437] ? netdev_alloc_frag+0x1f0/0x1f0 [ 393.123857] ? lock_downgrade+0x900/0x900 [ 393.128023] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.133573] ? refcount_sub_and_test_checked+0x203/0x310 [ 393.139039] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 393.144503] ? addrconf_rs_timer+0x690/0x690 [ 393.148945] ndisc_alloc_skb+0x144/0x340 [ 393.153026] ndisc_send_rs+0x331/0x6e0 [ 393.156932] addrconf_rs_timer+0x314/0x690 [ 393.161183] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.165445] call_timer_fn+0x272/0x920 [ 393.169344] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.173607] ? process_timeout+0x40/0x40 [ 393.177694] ? mark_held_locks+0xc7/0x130 [ 393.181861] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.186381] ? _raw_spin_unlock_irq+0x27/0x80 [ 393.190889] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.195137] ? lockdep_hardirqs_on+0x296/0x5b0 [ 393.199736] ? trace_hardirqs_on+0xbd/0x310 [ 393.204067] ? kasan_check_read+0x11/0x20 [ 393.208224] ? __run_timers+0x7da/0xc70 [ 393.212209] ? trace_hardirqs_off_caller+0x310/0x310 [ 393.217333] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.221602] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 393.225851] __run_timers+0x7e5/0xc70 [ 393.229672] ? timer_fixup_init+0x70/0x70 [ 393.233841] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 393.238869] ? zap_class+0x640/0x640 [ 393.242599] ? print_usage_bug+0xc0/0xc0 [ 393.246679] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 393.251888] ? find_held_lock+0x36/0x1c0 [ 393.255965] ? zap_class+0x640/0x640 [ 393.259711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.265259] ? check_preemption_disabled+0x48/0x280 [ 393.270301] ? __lock_is_held+0xb5/0x140 [ 393.274392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.279945] ? check_preemption_disabled+0x48/0x280 [ 393.284982] run_timer_softirq+0x52/0xb0 [ 393.289056] ? rcu_read_lock_sched_held+0x14f/0x180 [ 393.294088] __do_softirq+0x308/0xb7e [ 393.297905] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 393.302415] ? lock_downgrade+0x900/0x900 [ 393.306579] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 393.311700] ? pvclock_read_flags+0x160/0x160 [ 393.316210] ? lapic_next_event+0x5a/0x90 [ 393.320388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.325949] ? kvm_clock_read+0x18/0x30 [ 393.329934] ? kvm_sched_clock_read+0x9/0x20 [ 393.334378] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.339928] ? check_preemption_disabled+0x48/0x280 [ 393.344972] irq_exit+0x17f/0x1c0 [ 393.348443] smp_apic_timer_interrupt+0x1cb/0x760 [ 393.353324] ? smp_call_function_single_interrupt+0x650/0x650 [ 393.359237] ? interrupt_entry+0xb5/0xc0 [ 393.363311] ? trace_hardirqs_off_caller+0xbb/0x310 [ 393.368336] ? trace_hardirqs_off_caller+0xbb/0x310 [ 393.373401] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.378253] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.383332] ? trace_hardirqs_on_caller+0x310/0x310 [ 393.388388] ? task_prio+0x50/0x50 [ 393.391941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.397499] ? check_preemption_disabled+0x48/0x280 [ 393.402535] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 393.407418] apic_timer_interrupt+0xf/0x20 [ 393.411656] [ 393.413904] RIP: 0010:dump_stack+0x358/0x39d [ 393.418326] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 393.437256] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 393.444976] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 393.452252] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 393.459533] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 393.466809] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 393.474085] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 393.481408] ? dump_stack+0x34f/0x39d [ 393.485240] ? dump_stack_print_info.cold.1+0x20/0x20 [ 393.490446] ? mark_held_locks+0x130/0x130 [ 393.494691] ? mark_held_locks+0x130/0x130 [ 393.498943] dump_header+0x27b/0xf72 [ 393.502684] ? pagefault_out_of_memory+0x197/0x197 [ 393.507639] ? __lock_acquire+0x62f/0x4c20 [ 393.511891] ? percpu_ref_get_many+0x240/0x240 [ 393.516487] ? print_usage_bug+0xc0/0xc0 [ 393.520567] ? zap_class+0x640/0x640 [ 393.524294] ? print_usage_bug+0xc0/0xc0 [ 393.528383] ? print_usage_bug+0xc0/0xc0 [ 393.532461] ? zap_class+0x640/0x640 [ 393.536190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.541742] ? find_held_lock+0x36/0x1c0 [ 393.545830] ? mark_held_locks+0xc7/0x130 [ 393.549992] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 393.555108] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 393.560230] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 393.564824] ? trace_hardirqs_on+0xbd/0x310 [ 393.569156] ? kasan_check_read+0x11/0x20 [ 393.573316] ? ___ratelimit+0x3b4/0x672 [ 393.577318] ? trace_hardirqs_off_caller+0x310/0x310 [ 393.582449] ? trace_hardirqs_on+0x310/0x310 [ 393.586874] ? lock_downgrade+0x900/0x900 [ 393.591039] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 393.596159] ? ___ratelimit+0x3b9/0x672 [ 393.600147] ? idr_get_free+0xf70/0xf70 [ 393.604131] ? find_held_lock+0x36/0x1c0 [ 393.608219] oom_kill_process.cold.27+0x10/0x903 [ 393.612987] ? zap_class+0x640/0x640 [ 393.616718] ? check_preemption_disabled+0x48/0x280 [ 393.621748] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 393.626694] ? kasan_check_read+0x11/0x20 [ 393.630871] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.636162] ? oom_evaluate_task+0x540/0x540 [ 393.640584] ? find_held_lock+0x36/0x1c0 [ 393.644680] ? out_of_memory+0x974/0x1430 [ 393.648868] ? lock_downgrade+0x900/0x900 [ 393.653028] ? check_preemption_disabled+0x48/0x280 [ 393.658061] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 393.663004] ? kasan_check_read+0x11/0x20 [ 393.667162] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.672453] ? rcu_softirq_qs+0x20/0x20 [ 393.676445] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.681997] ? oom_evaluate_task+0x302/0x540 [ 393.686426] out_of_memory+0xa84/0x1430 [ 393.690422] ? oom_killer_disable+0x3a0/0x3a0 [ 393.694934] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 393.699883] ? __ww_mutex_check_waiters+0x160/0x160 [ 393.704924] __alloc_pages_slowpath+0x2354/0x2e10 [ 393.709813] ? warn_alloc+0x120/0x120 [ 393.713634] ? mark_held_locks+0x130/0x130 [ 393.717891] ? find_get_entry+0xaae/0x1120 [ 393.722148] ? filemap_map_pages+0x1a20/0x1a20 [ 393.726750] ? zap_class+0x640/0x640 [ 393.730488] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.736043] ? check_preemption_disabled+0x48/0x280 [ 393.741073] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.746626] ? should_fail+0x22d/0xd01 [ 393.750529] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 393.755653] ? zap_class+0x640/0x640 [ 393.759421] ? __lock_is_held+0xb5/0x140 [ 393.763504] ? mark_held_locks+0x130/0x130 [ 393.767759] ? lock_release+0xa00/0xa00 [ 393.771751] ? perf_trace_sched_process_exec+0x860/0x860 [ 393.777218] ? xa_load+0x2ba/0x460 [ 393.780773] ? lock_downgrade+0x900/0x900 [ 393.784942] ? __might_sleep+0x95/0x190 [ 393.788934] __alloc_pages_nodemask+0xa80/0xde0 [ 393.793635] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 393.798668] ? __page_cache_alloc+0x191/0x5c0 [ 393.803174] ? xa_load+0x2e1/0x460 [ 393.806731] ? xa_clear_mark+0x40/0x40 [ 393.810636] ? zap_class+0x640/0x640 [ 393.814387] ? zap_class+0x640/0x640 [ 393.818114] ? zap_class+0x640/0x640 [ 393.821839] ? __do_page_cache_readahead+0x663/0x810 [ 393.826964] ? find_held_lock+0x36/0x1c0 [ 393.831044] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 393.836603] alloc_pages_current+0x173/0x350 [ 393.841037] __page_cache_alloc+0x38c/0x5c0 [ 393.845382] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 393.850341] ? kasan_check_read+0x11/0x20 [ 393.854523] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.859815] ? generic_perform_write+0x6a0/0x6a0 [ 393.864584] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 393.870135] ? check_preemption_disabled+0x48/0x280 [ 393.875171] filemap_fault+0x1595/0x25f0 [ 393.879278] ? __lock_page_or_retry+0xa00/0xa00 [ 393.883979] ? mark_held_locks+0x130/0x130 [ 393.888236] ? filemap_map_pages+0xd6b/0x1a20 [ 393.892748] ? lock_downgrade+0x900/0x900 [ 393.896906] ? check_preemption_disabled+0x48/0x280 [ 393.901936] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 393.906882] ? kasan_check_read+0x11/0x20 [ 393.911038] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 393.916323] ? rcu_softirq_qs+0x20/0x20 [ 393.920342] ? filemap_map_pages+0xd92/0x1a20 [ 393.924881] ? find_get_entries_tag+0x1400/0x1400 [ 393.929734] ? __kernel_text_address+0xd/0x40 [ 393.934244] ? unwind_get_return_address+0x61/0xa0 [ 393.939203] ? lock_acquire+0x1ed/0x520 [ 393.943190] ? ext4_filemap_fault+0x7a/0xad [ 393.947531] ? lock_release+0xa00/0xa00 [ 393.951514] ? perf_trace_sched_process_exec+0x860/0x860 [ 393.956974] ? print_usage_bug+0xc0/0xc0 [ 393.961047] ? print_usage_bug+0xc0/0xc0 [ 393.965123] ? __x64_sys_read+0x73/0xb0 [ 393.969399] ? down_read+0x8d/0x120 [ 393.973041] ? ext4_filemap_fault+0x7a/0xad [ 393.977388] ? __down_interruptible+0x700/0x700 [ 393.982092] ? find_held_lock+0x36/0x1c0 [ 393.986191] ext4_filemap_fault+0x82/0xad [ 393.990369] __do_fault+0x100/0x6b0 [ 393.994012] ? lock_downgrade+0x900/0x900 [ 393.998173] ? pmd_devmap_trans_unstable+0x220/0x220 [ 394.003299] ? kasan_check_read+0x11/0x20 [ 394.007461] ? do_raw_spin_unlock+0xa7/0x330 [ 394.011881] ? do_raw_spin_trylock+0x270/0x270 [ 394.016491] __handle_mm_fault+0x3ea0/0x5be0 [ 394.020920] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 394.025780] ? find_held_lock+0x36/0x1c0 [ 394.029871] ? zap_class+0x640/0x640 [ 394.033594] ? zap_class+0x640/0x640 [ 394.037334] ? find_held_lock+0x36/0x1c0 [ 394.041432] ? handle_mm_fault+0x42a/0xc70 [ 394.045683] ? lock_downgrade+0x900/0x900 [ 394.049844] ? check_preemption_disabled+0x48/0x280 [ 394.054872] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 394.059827] ? kasan_check_read+0x11/0x20 [ 394.063986] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 394.069276] ? rcu_softirq_qs+0x20/0x20 [ 394.073261] ? trace_hardirqs_off_caller+0x310/0x310 [ 394.078392] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.083944] ? check_preemption_disabled+0x48/0x280 [ 394.088982] handle_mm_fault+0x54f/0xc70 [ 394.093058] ? __handle_mm_fault+0x5be0/0x5be0 [ 394.097658] ? find_vma+0x34/0x190 [ 394.101217] __do_page_fault+0x5e8/0xe60 [ 394.105287] ? trace_hardirqs_off+0xb8/0x310 [ 394.109821] ? kernel_write+0x120/0x120 [ 394.113819] do_page_fault+0xf2/0x7e0 [ 394.117641] ? vmalloc_sync_all+0x30/0x30 [ 394.121800] ? error_entry+0x70/0xd0 [ 394.125534] ? trace_hardirqs_off_caller+0xbb/0x310 [ 394.130563] ? trace_hardirqs_on_caller+0xc0/0x310 [ 394.135505] ? syscall_return_slowpath+0x5e0/0x5e0 [ 394.140451] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.145308] ? trace_hardirqs_on_caller+0x310/0x310 [ 394.150333] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 394.155823] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 394.160853] ? prepare_exit_to_usermode+0x291/0x3b0 [ 394.165887] ? page_fault+0x8/0x30 [ 394.169447] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.174307] ? page_fault+0x8/0x30 [ 394.177858] page_fault+0x1e/0x30 [ 394.181319] RIP: 0033:0x7ff3690bcdb4 [ 394.185071] Code: Bad RIP value. [ 394.188440] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 394.193813] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 394.201088] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 394.208378] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 394.215660] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 394.222936] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 394.230258] warn_alloc_show_mem: 1 callbacks suppressed [ 394.230270] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 394.230274] Mem-Info: [ 394.230319] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 394.230319] active_file:11 inactive_file:13 isolated_file:1 [ 394.230319] unevictable:0 dirty:0 writeback:0 unstable:0 [ 394.230319] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 394.230319] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 394.230319] free:13670 free_pcp:401 free_cma:0 [ 394.235662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 394.242948] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 394.245375] Call Trace: [ 394.278523] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 394.287880] [ 394.315551] lowmem_reserve[]: 0 2818 6321 6321 [ 394.318168] dump_stack+0x244/0x39d [ 394.344275] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 394.346452] ? dump_stack_print_info.cold.1+0x20/0x20 [ 394.351013] lowmem_reserve[]: 0 0 3503 3503 [ 394.354654] warn_alloc.cold.116+0xb7/0x1bd [ 394.382230] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 394.387441] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 394.391739] lowmem_reserve[]: 0 0 0 0 [ 394.396068] ? lock_downgrade+0x900/0x900 [ 394.425211] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 394.430073] ? trace_hardirqs_off+0xb8/0x310 [ 394.433846] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 394.438000] ? trace_hardirqs_off+0xb8/0x310 [ 394.451513] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 394.455943] __alloc_pages_slowpath+0x26e8/0x2e10 [ 394.471713] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 394.476157] ? warn_alloc+0x120/0x120 [ 394.489724] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 394.489734] 1519 total pagecache pages [ 394.494588] ? print_usage_bug+0xc0/0xc0 [ 394.503421] 0 pages in swap cache [ 394.507229] ? warn_alloc+0x120/0x120 [ 394.515788] Swap cache stats: add 0, delete 0, find 0/0 [ 394.515797] Free swap = 0kB [ 394.519693] ? find_held_lock+0x36/0x1c0 [ 394.523725] Total swap = 0kB [ 394.523733] 1965979 pages RAM [ 394.527191] ? warn_alloc+0x120/0x120 [ 394.530968] 0 pages HighMem/MovableOnly [ 394.530977] 342853 pages reserved [ 394.536347] ? print_usage_bug+0xc0/0xc0 [ 394.539378] 0 pages cma reserved [ 394.543451] ? debug_object_activate+0x402/0x600 [ 394.546511] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 394.549562] ? print_usage_bug+0xc0/0xc0 [ 394.553450] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 394.557344] ? find_held_lock+0x36/0x1c0 [ 394.560793] rsyslogd cpuset=/ mems_allowed=0 [ 394.564869] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.607555] ? should_fail+0x22d/0xd01 [ 394.611469] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.616586] ? __lock_acquire+0x62f/0x4c20 [ 394.620841] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 394.625957] ? __lock_acquire+0x62f/0x4c20 [ 394.630206] ? should_fail+0x22d/0xd01 [ 394.634130] ? mark_held_locks+0x130/0x130 [ 394.638403] ? mark_held_locks+0x130/0x130 [ 394.642652] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 394.647772] ? mod_timer+0x631/0x1560 [ 394.651591] ? zap_class+0x640/0x640 [ 394.655314] ? print_usage_bug+0xc0/0xc0 [ 394.659408] ? mark_held_locks+0x130/0x130 [ 394.663658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.669210] ? check_preemption_disabled+0x48/0x280 [ 394.674252] ? __lock_is_held+0xb5/0x140 [ 394.678331] __alloc_pages_nodemask+0xa80/0xde0 [ 394.683028] ? zap_class+0x640/0x640 [ 394.686761] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 394.691804] ? find_held_lock+0x36/0x1c0 [ 394.695889] ? ____cache_alloc_node+0x1c7/0x1e0 [ 394.700570] ? lock_downgrade+0x900/0x900 [ 394.704738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.710294] cache_grow_begin+0xa5/0x8c0 [ 394.714386] ? do_raw_spin_unlock+0xa7/0x330 [ 394.718820] fallback_alloc+0x204/0x2e0 [ 394.722813] ____cache_alloc_node+0x1c7/0x1e0 [ 394.727323] kmem_cache_alloc_node+0xe3/0x730 [ 394.731849] ? ipv6_get_ifaddr+0x42e/0x620 [ 394.736108] __alloc_skb+0x119/0x770 [ 394.739840] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 394.745143] ? netdev_alloc_frag+0x1f0/0x1f0 [ 394.749564] ? lock_downgrade+0x900/0x900 [ 394.753738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.759290] ? refcount_sub_and_test_checked+0x203/0x310 [ 394.764756] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 394.770221] ? addrconf_rs_timer+0x690/0x690 [ 394.774658] ndisc_alloc_skb+0x144/0x340 [ 394.778737] ndisc_send_rs+0x331/0x6e0 [ 394.782643] addrconf_rs_timer+0x314/0x690 [ 394.786915] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.791177] call_timer_fn+0x272/0x920 [ 394.795074] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.799323] ? process_timeout+0x40/0x40 [ 394.803429] ? __run_timers+0x7da/0xc70 [ 394.807427] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.811931] ? _raw_spin_unlock_irq+0x27/0x80 [ 394.816442] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.820694] ? lockdep_hardirqs_on+0x296/0x5b0 [ 394.825290] ? trace_hardirqs_on+0xbd/0x310 [ 394.829627] ? kasan_check_read+0x11/0x20 [ 394.833784] ? __run_timers+0x7da/0xc70 [ 394.837775] ? trace_hardirqs_off_caller+0x310/0x310 [ 394.842905] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 394.847159] __run_timers+0x7e5/0xc70 [ 394.850985] ? timer_fixup_init+0x70/0x70 [ 394.855149] ? lock_downgrade+0x900/0x900 [ 394.859303] ? zap_class+0x640/0x640 [ 394.863042] ? pvclock_read_flags+0x160/0x160 [ 394.867547] ? hrtimer_start_range_ns+0xe00/0xe00 [ 394.872414] ? trace_hardirqs_on+0x310/0x310 [ 394.876844] ? kvm_clock_read+0x18/0x30 [ 394.880831] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 394.885858] ? ktime_get+0x2c1/0x400 [ 394.889645] ? zap_class+0x640/0x640 [ 394.893396] ? pvclock_read_flags+0x160/0x160 [ 394.897908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.903459] ? check_preemption_disabled+0x48/0x280 [ 394.908501] ? __lock_is_held+0xb5/0x140 [ 394.912663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.918214] ? check_preemption_disabled+0x48/0x280 [ 394.923251] run_timer_softirq+0x52/0xb0 [ 394.927323] ? rcu_read_lock_sched_held+0x14f/0x180 [ 394.932383] __do_softirq+0x308/0xb7e [ 394.936207] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 394.941318] ? irq_exit+0xbd/0x1c0 [ 394.944885] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 394.949910] ? smp_reschedule_interrupt+0x109/0x650 [ 394.954945] ? smp_call_function_single_interrupt+0x650/0x650 [ 394.960842] ? ret_from_intr+0xb/0x1e [ 394.964660] ? trace_hardirqs_off_caller+0xbb/0x310 [ 394.969688] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.974547] ? trace_hardirqs_on_caller+0x310/0x310 [ 394.979575] ? task_prio+0x50/0x50 [ 394.983134] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.988684] ? check_preemption_disabled+0x48/0x280 [ 394.993722] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 394.998584] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 395.003093] do_softirq_own_stack+0x2a/0x40 [ 395.007429] [ 395.009676] do_softirq.part.14+0x126/0x160 [ 395.014011] __local_bh_enable_ip+0x21d/0x260 [ 395.018519] __dev_queue_xmit+0x1aa3/0x3ad0 [ 395.022860] ? save_stack+0x43/0xd0 [ 395.026496] ? kasan_kmalloc+0xc7/0xe0 [ 395.030403] ? __kmalloc_node_track_caller+0x50/0x70 [ 395.035528] ? netdev_pick_tx+0x310/0x310 [ 395.039695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.045248] ? check_preemption_disabled+0x48/0x280 [ 395.050286] ? __lock_is_held+0xb5/0x140 [ 395.054385] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 395.059420] ? skb_release_data+0x1c4/0x880 [ 395.063765] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 395.069056] ? kasan_unpoison_shadow+0x35/0x50 [ 395.073653] ? skb_tx_error+0x2f0/0x2f0 [ 395.077644] ? __kmalloc_node_track_caller+0x50/0x70 [ 395.082761] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.088308] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 395.093859] ? kasan_check_write+0x14/0x20 [ 395.098104] ? pskb_expand_head+0x6b3/0x10f0 [ 395.103048] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 395.108522] ? skb_release_data+0x880/0x880 [ 395.112856] ? __alloc_skb+0x770/0x770 [ 395.116765] ? __lock_is_held+0xb5/0x140 [ 395.120848] ? kasan_check_write+0x14/0x20 [ 395.125095] ? __skb_clone+0x6c7/0xa00 [ 395.129000] ? __copy_skb_header+0x6b0/0x6b0 [ 395.133420] ? kmem_cache_alloc+0x33a/0x730 [ 395.137767] ? skb_ensure_writable+0x15e/0x640 [ 395.142390] dev_queue_xmit+0x17/0x20 [ 395.146207] ? dev_queue_xmit+0x17/0x20 [ 395.150194] __bpf_redirect+0x5cf/0xb20 [ 395.154177] ? __switch_to_asm+0x34/0x70 [ 395.158257] bpf_clone_redirect+0x2f6/0x490 [ 395.162602] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 395.167635] ? __sched_text_start+0x8/0x8 [ 395.171796] ? retint_kernel+0x2d/0x2d [ 395.175705] ? find_held_lock+0x36/0x1c0 [ 395.179792] ? lock_acquire+0x1ed/0x520 [ 395.183778] ? bpf_test_run+0x3cb/0x780 [ 395.187768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.193319] ? check_preemption_disabled+0x48/0x280 [ 395.198387] ? kasan_check_read+0x11/0x20 [ 395.202549] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.207835] ? rcu_softirq_qs+0x20/0x20 [ 395.211826] ? preempt_schedule+0x4d/0x60 [ 395.215998] ? ___preempt_schedule+0x16/0x18 [ 395.220427] ? bpf_test_run+0x25d/0x780 [ 395.224430] ? netlink_diag_dump+0x2a0/0x2a0 [ 395.228855] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.234408] ? bpf_test_init.isra.10+0x70/0x100 [ 395.239092] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 395.243870] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 395.248721] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 395.254274] ? fput+0x130/0x1a0 [ 395.257567] ? __bpf_prog_get+0x9b/0x290 [ 395.261640] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 395.266496] ? bpf_prog_test_run+0x130/0x1a0 [ 395.270926] ? __x64_sys_bpf+0x3d8/0x520 [ 395.274995] ? bpf_prog_get+0x20/0x20 [ 395.278827] ? do_syscall_64+0x1b9/0x820 [ 395.282898] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 395.288273] ? syscall_return_slowpath+0x5e0/0x5e0 [ 395.293212] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.298067] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.303096] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 395.308133] ? prepare_exit_to_usermode+0x291/0x3b0 [ 395.313174] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.318049] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 395.323449] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 395.323519] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 395.330216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 395.330225] Call Trace: [ 395.336820] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 395.346069] [ 395.348649] syz-executor3 cpuset=syz3 mems_allowed=0 [ 395.359149] dump_stack+0x244/0x39d [ 395.370027] ? dump_stack_print_info.cold.1+0x20/0x20 [ 395.375242] warn_alloc.cold.116+0xb7/0x1bd [ 395.379577] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 395.384438] ? lock_downgrade+0x900/0x900 [ 395.388607] ? trace_hardirqs_off+0xb8/0x310 [ 395.393039] ? trace_hardirqs_off+0xb8/0x310 [ 395.397471] __alloc_pages_slowpath+0x26e8/0x2e10 [ 395.402372] ? warn_alloc+0x120/0x120 [ 395.406192] ? print_usage_bug+0xc0/0xc0 [ 395.410269] ? warn_alloc+0x120/0x120 [ 395.414085] ? warn_alloc+0x120/0x120 [ 395.417898] ? print_usage_bug+0xc0/0xc0 [ 395.421974] ? kvm_clock_read+0x18/0x30 [ 395.425957] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 395.430986] ? print_usage_bug+0xc0/0xc0 [ 395.435063] ? __lock_acquire+0x62f/0x4c20 [ 395.439315] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.444865] ? should_fail+0x22d/0xd01 [ 395.448759] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.454049] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.459165] ? __lock_acquire+0x62f/0x4c20 [ 395.463422] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 395.468533] ? __lock_acquire+0x62f/0x4c20 [ 395.472775] ? should_fail+0x22d/0xd01 [ 395.476670] ? rcu_irq_exit+0x1a2/0x390 [ 395.480673] ? mark_held_locks+0x130/0x130 [ 395.484922] ? mark_held_locks+0x130/0x130 [ 395.489173] ? mark_held_locks+0xc7/0x130 [ 395.493329] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 395.498386] ? zap_class+0x640/0x640 [ 395.502110] ? print_usage_bug+0xc0/0xc0 [ 395.506193] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.511744] ? check_preemption_disabled+0x48/0x280 [ 395.516802] ? __lock_is_held+0xb5/0x140 [ 395.520890] __alloc_pages_nodemask+0xa80/0xde0 [ 395.525574] ? zap_class+0x640/0x640 [ 395.529306] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 395.534345] ? find_held_lock+0x36/0x1c0 [ 395.538454] ? ____cache_alloc_node+0x1c7/0x1e0 [ 395.543138] ? lock_downgrade+0x900/0x900 [ 395.547306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.552862] cache_grow_begin+0xa5/0x8c0 [ 395.556936] ? do_raw_spin_unlock+0xa7/0x330 [ 395.561385] fallback_alloc+0x204/0x2e0 [ 395.565394] ____cache_alloc_node+0x1c7/0x1e0 [ 395.569913] kmem_cache_alloc_node+0xe3/0x730 [ 395.574422] ? ipv6_get_ifaddr+0x42e/0x620 [ 395.578684] __alloc_skb+0x119/0x770 [ 395.582409] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 395.587705] ? netdev_alloc_frag+0x1f0/0x1f0 [ 395.592124] ? lock_downgrade+0x900/0x900 [ 395.596292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.601841] ? refcount_sub_and_test_checked+0x203/0x310 [ 395.607311] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 395.612772] ? addrconf_rs_timer+0x690/0x690 [ 395.617202] ndisc_alloc_skb+0x144/0x340 [ 395.621281] ndisc_send_rs+0x331/0x6e0 [ 395.625184] addrconf_rs_timer+0x314/0x690 [ 395.629441] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.633702] call_timer_fn+0x272/0x920 [ 395.637604] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.641855] ? process_timeout+0x40/0x40 [ 395.645938] ? mark_held_locks+0xc7/0x130 [ 395.650099] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.654606] ? _raw_spin_unlock_irq+0x27/0x80 [ 395.659115] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.663383] ? lockdep_hardirqs_on+0x296/0x5b0 [ 395.667981] ? trace_hardirqs_on+0xbd/0x310 [ 395.672312] ? kasan_check_read+0x11/0x20 [ 395.676474] ? __run_timers+0x7da/0xc70 [ 395.680462] ? trace_hardirqs_off_caller+0x310/0x310 [ 395.685585] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.689845] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 395.694088] __run_timers+0x7e5/0xc70 [ 395.697927] ? timer_fixup_init+0x70/0x70 [ 395.702088] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 395.707120] ? zap_class+0x640/0x640 [ 395.710848] ? print_usage_bug+0xc0/0xc0 [ 395.714923] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 395.720131] ? find_held_lock+0x36/0x1c0 [ 395.724211] ? zap_class+0x640/0x640 [ 395.727942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.733494] ? check_preemption_disabled+0x48/0x280 [ 395.738533] ? __lock_is_held+0xb5/0x140 [ 395.742605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.748163] ? check_preemption_disabled+0x48/0x280 [ 395.753197] run_timer_softirq+0x52/0xb0 [ 395.757268] ? rcu_read_lock_sched_held+0x14f/0x180 [ 395.762300] __do_softirq+0x308/0xb7e [ 395.766114] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 395.770629] ? lock_downgrade+0x900/0x900 [ 395.774799] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 395.779924] ? pvclock_read_flags+0x160/0x160 [ 395.784437] ? lapic_next_event+0x5a/0x90 [ 395.788601] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.794159] ? kvm_clock_read+0x18/0x30 [ 395.798142] ? kvm_sched_clock_read+0x9/0x20 [ 395.802567] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 395.808116] ? check_preemption_disabled+0x48/0x280 [ 395.813156] irq_exit+0x17f/0x1c0 [ 395.816631] smp_apic_timer_interrupt+0x1cb/0x760 [ 395.821487] ? smp_call_function_single_interrupt+0x650/0x650 [ 395.827404] ? interrupt_entry+0xb5/0xc0 [ 395.831479] ? trace_hardirqs_off_caller+0xbb/0x310 [ 395.836507] ? trace_hardirqs_off_caller+0xbb/0x310 [ 395.841535] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.846406] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.851432] ? trace_hardirqs_on_caller+0x310/0x310 [ 395.856462] ? task_prio+0x50/0x50 [ 395.860014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 395.865564] ? check_preemption_disabled+0x48/0x280 [ 395.870604] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 395.875474] apic_timer_interrupt+0xf/0x20 [ 395.879718] [ 395.881970] RIP: 0010:dump_stack+0x358/0x39d [ 395.886406] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 395.905328] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 395.913066] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 395.920348] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 395.927648] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 395.934925] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 395.942204] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 395.949509] ? dump_stack+0x34f/0x39d [ 395.953342] ? dump_stack_print_info.cold.1+0x20/0x20 [ 395.958571] ? mark_held_locks+0x130/0x130 [ 395.962821] ? mark_held_locks+0x130/0x130 [ 395.967072] dump_header+0x27b/0xf72 [ 395.971031] ? pagefault_out_of_memory+0x197/0x197 [ 395.975981] ? __lock_acquire+0x62f/0x4c20 [ 395.980227] ? percpu_ref_get_many+0x240/0x240 [ 395.984827] ? print_usage_bug+0xc0/0xc0 [ 395.988905] ? zap_class+0x640/0x640 [ 395.992637] ? print_usage_bug+0xc0/0xc0 [ 395.996711] ? print_usage_bug+0xc0/0xc0 [ 396.000788] ? zap_class+0x640/0x640 [ 396.004516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.010069] ? find_held_lock+0x36/0x1c0 [ 396.014155] ? mark_held_locks+0xc7/0x130 [ 396.018320] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 396.023454] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 396.028569] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 396.033167] ? trace_hardirqs_on+0xbd/0x310 [ 396.037503] ? kasan_check_read+0x11/0x20 [ 396.041665] ? ___ratelimit+0x3b4/0x672 [ 396.045660] ? trace_hardirqs_off_caller+0x310/0x310 [ 396.050778] ? trace_hardirqs_on+0x310/0x310 [ 396.055199] ? lock_downgrade+0x900/0x900 [ 396.059379] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 396.064498] ? ___ratelimit+0x3b9/0x672 [ 396.068484] ? idr_get_free+0xf70/0xf70 [ 396.072468] ? find_held_lock+0x36/0x1c0 [ 396.076556] oom_kill_process.cold.27+0x10/0x903 [ 396.081322] ? zap_class+0x640/0x640 [ 396.085065] ? check_preemption_disabled+0x48/0x280 [ 396.090096] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 396.095036] ? kasan_check_read+0x11/0x20 [ 396.099196] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 396.104486] ? oom_evaluate_task+0x540/0x540 [ 396.109047] ? find_held_lock+0x36/0x1c0 [ 396.113128] ? out_of_memory+0x974/0x1430 [ 396.117288] ? lock_downgrade+0x900/0x900 [ 396.121452] ? check_preemption_disabled+0x48/0x280 [ 396.126485] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 396.131426] ? kasan_check_read+0x11/0x20 [ 396.135582] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 396.140872] ? rcu_softirq_qs+0x20/0x20 [ 396.144859] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.150411] ? oom_evaluate_task+0x302/0x540 [ 396.154837] out_of_memory+0xa84/0x1430 [ 396.158832] ? oom_killer_disable+0x3a0/0x3a0 [ 396.163337] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 396.168299] ? __ww_mutex_check_waiters+0x160/0x160 [ 396.173339] __alloc_pages_slowpath+0x2354/0x2e10 [ 396.178245] ? warn_alloc+0x120/0x120 [ 396.182058] ? mark_held_locks+0x130/0x130 [ 396.186309] ? find_get_entry+0xaae/0x1120 [ 396.190569] ? filemap_map_pages+0x1a20/0x1a20 [ 396.195169] ? zap_class+0x640/0x640 [ 396.198905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.204460] ? check_preemption_disabled+0x48/0x280 [ 396.209486] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.215036] ? should_fail+0x22d/0xd01 [ 396.218937] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 396.224056] ? zap_class+0x640/0x640 [ 396.227810] ? __lock_is_held+0xb5/0x140 [ 396.231892] ? mark_held_locks+0x130/0x130 [ 396.236143] ? lock_release+0xa00/0xa00 [ 396.240128] ? perf_trace_sched_process_exec+0x860/0x860 [ 396.245595] ? xa_load+0x2ba/0x460 [ 396.249153] ? lock_downgrade+0x900/0x900 [ 396.253321] ? __might_sleep+0x95/0x190 [ 396.257327] __alloc_pages_nodemask+0xa80/0xde0 [ 396.262034] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 396.267080] ? __page_cache_alloc+0x191/0x5c0 [ 396.271589] ? xa_load+0x2e1/0x460 [ 396.275144] ? xa_clear_mark+0x40/0x40 [ 396.279049] ? zap_class+0x640/0x640 [ 396.282806] ? zap_class+0x640/0x640 [ 396.286539] ? zap_class+0x640/0x640 [ 396.290263] ? __do_page_cache_readahead+0x663/0x810 [ 396.295403] ? find_held_lock+0x36/0x1c0 [ 396.299487] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 396.305047] alloc_pages_current+0x173/0x350 [ 396.309484] __page_cache_alloc+0x38c/0x5c0 [ 396.313819] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 396.318759] ? kasan_check_read+0x11/0x20 [ 396.322922] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 396.328229] ? generic_perform_write+0x6a0/0x6a0 [ 396.332999] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.338643] ? check_preemption_disabled+0x48/0x280 [ 396.343678] filemap_fault+0x1595/0x25f0 [ 396.347764] ? __lock_page_or_retry+0xa00/0xa00 [ 396.352448] ? mark_held_locks+0x130/0x130 [ 396.356703] ? filemap_map_pages+0xd6b/0x1a20 [ 396.361212] ? lock_downgrade+0x900/0x900 [ 396.365412] ? check_preemption_disabled+0x48/0x280 [ 396.370467] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 396.375420] ? kasan_check_read+0x11/0x20 [ 396.379583] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 396.384874] ? rcu_softirq_qs+0x20/0x20 [ 396.388875] ? filemap_map_pages+0xd92/0x1a20 [ 396.393415] ? find_get_entries_tag+0x1400/0x1400 [ 396.398270] ? __kernel_text_address+0xd/0x40 [ 396.402778] ? unwind_get_return_address+0x61/0xa0 [ 396.407739] ? lock_acquire+0x1ed/0x520 [ 396.411721] ? ext4_filemap_fault+0x7a/0xad [ 396.416063] ? lock_release+0xa00/0xa00 [ 396.420048] ? perf_trace_sched_process_exec+0x860/0x860 [ 396.425507] ? print_usage_bug+0xc0/0xc0 [ 396.429584] ? print_usage_bug+0xc0/0xc0 [ 396.433661] ? __x64_sys_read+0x73/0xb0 [ 396.437668] ? down_read+0x8d/0x120 [ 396.441305] ? ext4_filemap_fault+0x7a/0xad [ 396.445650] ? __down_interruptible+0x700/0x700 [ 396.450347] ? find_held_lock+0x36/0x1c0 [ 396.454448] ext4_filemap_fault+0x82/0xad [ 396.458609] __do_fault+0x100/0x6b0 [ 396.462254] ? lock_downgrade+0x900/0x900 [ 396.466419] ? pmd_devmap_trans_unstable+0x220/0x220 [ 396.471543] ? kasan_check_read+0x11/0x20 [ 396.475699] ? do_raw_spin_unlock+0xa7/0x330 [ 396.480119] ? do_raw_spin_trylock+0x270/0x270 [ 396.484731] __handle_mm_fault+0x3ea0/0x5be0 [ 396.489159] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 396.494025] ? find_held_lock+0x36/0x1c0 [ 396.498115] ? zap_class+0x640/0x640 [ 396.501842] ? zap_class+0x640/0x640 [ 396.505577] ? find_held_lock+0x36/0x1c0 [ 396.509667] ? handle_mm_fault+0x42a/0xc70 [ 396.513915] ? lock_downgrade+0x900/0x900 [ 396.518076] ? check_preemption_disabled+0x48/0x280 [ 396.523105] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 396.528050] ? kasan_check_read+0x11/0x20 [ 396.532213] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 396.537505] ? rcu_softirq_qs+0x20/0x20 [ 396.541491] ? trace_hardirqs_off_caller+0x310/0x310 [ 396.546607] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.552167] ? check_preemption_disabled+0x48/0x280 [ 396.557208] handle_mm_fault+0x54f/0xc70 [ 396.561290] ? __handle_mm_fault+0x5be0/0x5be0 [ 396.565888] ? find_vma+0x34/0x190 [ 396.569451] __do_page_fault+0x5e8/0xe60 [ 396.573525] ? trace_hardirqs_off+0xb8/0x310 [ 396.577946] ? kernel_write+0x120/0x120 [ 396.581949] do_page_fault+0xf2/0x7e0 [ 396.585763] ? vmalloc_sync_all+0x30/0x30 [ 396.589925] ? error_entry+0x70/0xd0 [ 396.593661] ? trace_hardirqs_off_caller+0xbb/0x310 [ 396.598688] ? trace_hardirqs_on_caller+0xc0/0x310 [ 396.603634] ? syscall_return_slowpath+0x5e0/0x5e0 [ 396.608572] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.613428] ? trace_hardirqs_on_caller+0x310/0x310 [ 396.618456] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 396.623923] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 396.628955] ? prepare_exit_to_usermode+0x291/0x3b0 [ 396.633984] ? page_fault+0x8/0x30 [ 396.637541] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 396.642405] ? page_fault+0x8/0x30 [ 396.645956] page_fault+0x1e/0x30 [ 396.649422] RIP: 0033:0x7ff3690bcdb4 [ 396.653157] Code: Bad RIP value. [ 396.656529] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 396.661900] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 396.669177] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 396.676454] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 396.683730] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 396.691027] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 396.698331] warn_alloc_show_mem: 1 callbacks suppressed [ 396.698344] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 396.698346] Mem-Info: [ 396.698397] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 396.698397] active_file:11 inactive_file:13 isolated_file:1 [ 396.698397] unevictable:0 dirty:0 writeback:0 unstable:0 [ 396.698397] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 396.698397] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 396.698397] free:13670 free_pcp:401 free_cma:0 [ 396.703740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 396.703749] Call Trace: [ 396.711045] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 396.713455] [ 396.746603] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 396.756003] dump_stack+0x244/0x39d [ 396.758579] lowmem_reserve[]: 0 2818 6321 6321 [ 396.786273] ? dump_stack_print_info.cold.1+0x20/0x20 [ 396.788409] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 396.814546] warn_alloc.cold.116+0xb7/0x1bd [ 396.818154] lowmem_reserve[]: 0 0 3503 3503 [ 396.822744] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 396.827915] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 396.855528] ? lock_downgrade+0x900/0x900 [ 396.859835] lowmem_reserve[]: 0 0 0 0 [ 396.864176] ? trace_hardirqs_off+0xb8/0x310 [ 396.868998] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 396.898188] ? trace_hardirqs_off+0xb8/0x310 [ 396.902323] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 396.906143] __alloc_pages_slowpath+0x26e8/0x2e10 [ 396.910514] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 396.924086] ? warn_alloc+0x120/0x120 [ 396.928476] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 396.944266] ? print_usage_bug+0xc0/0xc0 [ 396.949103] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 396.962725] ? warn_alloc+0x120/0x120 [ 396.966513] 1519 total pagecache pages [ 396.975376] ? warn_alloc+0x120/0x120 [ 396.979427] 0 pages in swap cache [ 396.988007] ? print_usage_bug+0xc0/0xc0 [ 396.991794] Swap cache stats: add 0, delete 0, find 0/0 [ 396.995680] ? kvm_clock_read+0x18/0x30 [ 396.999459] Free swap = 0kB [ 396.999467] Total swap = 0kB [ 397.002927] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 397.006973] 1965979 pages RAM [ 397.012343] ? print_usage_bug+0xc0/0xc0 [ 397.016309] 0 pages HighMem/MovableOnly [ 397.016317] 342853 pages reserved [ 397.019340] ? __lock_acquire+0x62f/0x4c20 [ 397.022345] 0 pages cma reserved [ 397.022436] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 397.027413] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.030605] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 397.034572] ? should_fail+0x22d/0xd01 [ 397.038533] rsyslogd cpuset=/ mems_allowed=0 [ 397.041986] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.042008] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.090313] ? __lock_acquire+0x62f/0x4c20 [ 397.094571] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.100184] ? __lock_acquire+0x62f/0x4c20 [ 397.104434] ? should_fail+0x22d/0xd01 [ 397.108330] ? rcu_irq_exit+0x1a2/0x390 [ 397.112346] ? mark_held_locks+0x130/0x130 [ 397.116619] ? mark_held_locks+0x130/0x130 [ 397.120869] ? mark_held_locks+0xc7/0x130 [ 397.125029] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 397.130060] ? zap_class+0x640/0x640 [ 397.133789] ? print_usage_bug+0xc0/0xc0 [ 397.137866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.143418] ? check_preemption_disabled+0x48/0x280 [ 397.148456] ? __lock_is_held+0xb5/0x140 [ 397.152536] __alloc_pages_nodemask+0xa80/0xde0 [ 397.157221] ? zap_class+0x640/0x640 [ 397.160958] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 397.165997] ? find_held_lock+0x36/0x1c0 [ 397.170083] ? ____cache_alloc_node+0x1c7/0x1e0 [ 397.174767] ? lock_downgrade+0x900/0x900 [ 397.178941] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.184501] cache_grow_begin+0xa5/0x8c0 [ 397.188576] ? do_raw_spin_unlock+0xa7/0x330 [ 397.193002] fallback_alloc+0x204/0x2e0 [ 397.196996] ____cache_alloc_node+0x1c7/0x1e0 [ 397.201508] kmem_cache_alloc_node+0xe3/0x730 [ 397.206021] ? ipv6_get_ifaddr+0x42e/0x620 [ 397.210279] __alloc_skb+0x119/0x770 [ 397.214003] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.219298] ? netdev_alloc_frag+0x1f0/0x1f0 [ 397.223721] ? lock_downgrade+0x900/0x900 [ 397.227905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.233458] ? refcount_sub_and_test_checked+0x203/0x310 [ 397.238929] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 397.244409] ? addrconf_rs_timer+0x690/0x690 [ 397.248842] ndisc_alloc_skb+0x144/0x340 [ 397.252922] ndisc_send_rs+0x331/0x6e0 [ 397.256830] addrconf_rs_timer+0x314/0x690 [ 397.261081] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.265340] call_timer_fn+0x272/0x920 [ 397.269256] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.273504] ? process_timeout+0x40/0x40 [ 397.277586] ? __run_timers+0x7da/0xc70 [ 397.281572] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.286080] ? _raw_spin_unlock_irq+0x27/0x80 [ 397.290587] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.294837] ? lockdep_hardirqs_on+0x296/0x5b0 [ 397.299435] ? trace_hardirqs_on+0xbd/0x310 [ 397.303768] ? kasan_check_read+0x11/0x20 [ 397.307925] ? __run_timers+0x7da/0xc70 [ 397.311915] ? trace_hardirqs_off_caller+0x310/0x310 [ 397.317039] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.321295] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 397.325540] __run_timers+0x7e5/0xc70 [ 397.329379] ? timer_fixup_init+0x70/0x70 [ 397.333540] ? lock_downgrade+0x900/0x900 [ 397.337697] ? zap_class+0x640/0x640 [ 397.341436] ? pvclock_read_flags+0x160/0x160 [ 397.345941] ? hrtimer_start_range_ns+0xe00/0xe00 [ 397.350800] ? trace_hardirqs_on+0x310/0x310 [ 397.355228] ? kvm_clock_read+0x18/0x30 [ 397.359221] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 397.364247] ? ktime_get+0x2c1/0x400 [ 397.367977] ? zap_class+0x640/0x640 [ 397.371705] ? pvclock_read_flags+0x160/0x160 [ 397.376215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.381772] ? check_preemption_disabled+0x48/0x280 [ 397.386815] ? __lock_is_held+0xb5/0x140 [ 397.390888] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.396442] ? check_preemption_disabled+0x48/0x280 [ 397.401484] run_timer_softirq+0x52/0xb0 [ 397.405559] ? rcu_read_lock_sched_held+0x14f/0x180 [ 397.410596] __do_softirq+0x308/0xb7e [ 397.414424] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 397.419535] ? irq_exit+0xbd/0x1c0 [ 397.423090] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 397.428122] ? smp_reschedule_interrupt+0x109/0x650 [ 397.433161] ? smp_call_function_single_interrupt+0x650/0x650 [ 397.439056] ? ret_from_intr+0xb/0x1e [ 397.442878] ? trace_hardirqs_off_caller+0xbb/0x310 [ 397.447909] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.452770] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.457796] ? task_prio+0x50/0x50 [ 397.461347] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.466917] ? check_preemption_disabled+0x48/0x280 [ 397.471952] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.476811] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 397.481322] do_softirq_own_stack+0x2a/0x40 [ 397.485667] [ 397.487916] do_softirq.part.14+0x126/0x160 [ 397.492248] __local_bh_enable_ip+0x21d/0x260 [ 397.496759] __dev_queue_xmit+0x1aa3/0x3ad0 [ 397.501092] ? save_stack+0x43/0xd0 [ 397.504740] ? kasan_kmalloc+0xc7/0xe0 [ 397.508642] ? __kmalloc_node_track_caller+0x50/0x70 [ 397.513772] ? netdev_pick_tx+0x310/0x310 [ 397.517939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.523492] ? check_preemption_disabled+0x48/0x280 [ 397.528531] ? __lock_is_held+0xb5/0x140 [ 397.532615] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 397.537643] ? skb_release_data+0x1c4/0x880 [ 397.541985] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 397.547280] ? kasan_unpoison_shadow+0x35/0x50 [ 397.551874] ? skb_tx_error+0x2f0/0x2f0 [ 397.555865] ? __kmalloc_node_track_caller+0x50/0x70 [ 397.560983] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.566530] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 397.572088] ? kasan_check_write+0x14/0x20 [ 397.576338] ? pskb_expand_head+0x6b3/0x10f0 [ 397.580774] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 397.586248] ? skb_release_data+0x880/0x880 [ 397.590581] ? __alloc_skb+0x770/0x770 [ 397.594492] ? __lock_is_held+0xb5/0x140 [ 397.598575] ? kasan_check_write+0x14/0x20 [ 397.602823] ? __skb_clone+0x6c7/0xa00 [ 397.606729] ? __copy_skb_header+0x6b0/0x6b0 [ 397.611155] ? kmem_cache_alloc+0x33a/0x730 [ 397.615499] ? skb_ensure_writable+0x15e/0x640 [ 397.620099] dev_queue_xmit+0x17/0x20 [ 397.623912] ? dev_queue_xmit+0x17/0x20 [ 397.627900] __bpf_redirect+0x5cf/0xb20 [ 397.631889] ? __switch_to_asm+0x34/0x70 [ 397.635974] bpf_clone_redirect+0x2f6/0x490 [ 397.640319] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 397.645389] ? __sched_text_start+0x8/0x8 [ 397.649555] ? retint_kernel+0x2d/0x2d [ 397.653466] ? find_held_lock+0x36/0x1c0 [ 397.657552] ? lock_acquire+0x1ed/0x520 [ 397.661543] ? bpf_test_run+0x3cb/0x780 [ 397.665532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.671080] ? check_preemption_disabled+0x48/0x280 [ 397.676113] ? kasan_check_read+0x11/0x20 [ 397.680276] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 397.685565] ? rcu_softirq_qs+0x20/0x20 [ 397.689557] ? preempt_schedule+0x4d/0x60 [ 397.693716] ? ___preempt_schedule+0x16/0x18 [ 397.698150] ? bpf_test_run+0x25d/0x780 [ 397.702157] ? netlink_diag_dump+0x2a0/0x2a0 [ 397.706581] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.712138] ? bpf_test_init.isra.10+0x70/0x100 [ 397.716824] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 397.721603] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 397.726457] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 397.732004] ? fput+0x130/0x1a0 [ 397.735295] ? __bpf_prog_get+0x9b/0x290 [ 397.739387] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 397.744244] ? bpf_prog_test_run+0x130/0x1a0 [ 397.748666] ? __x64_sys_bpf+0x3d8/0x520 [ 397.752742] ? bpf_prog_get+0x20/0x20 [ 397.756580] ? do_syscall_64+0x1b9/0x820 [ 397.760648] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 397.766029] ? syscall_return_slowpath+0x5e0/0x5e0 [ 397.770973] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.775834] ? trace_hardirqs_on_caller+0x310/0x310 [ 397.780862] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 397.785892] ? prepare_exit_to_usermode+0x291/0x3b0 [ 397.790928] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 397.795800] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 397.801198] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 397.801271] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 397.807968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.807977] Call Trace: [ 397.814572] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 397.823824] [ 397.826410] syz-executor3 cpuset=syz3 mems_allowed=0 [ 397.836904] dump_stack+0x244/0x39d [ 397.847774] ? dump_stack_print_info.cold.1+0x20/0x20 [ 397.852994] warn_alloc.cold.116+0xb7/0x1bd [ 397.857331] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 397.862206] ? lock_downgrade+0x900/0x900 [ 397.866394] ? trace_hardirqs_off+0xb8/0x310 [ 397.870825] ? trace_hardirqs_off+0xb8/0x310 [ 397.875266] __alloc_pages_slowpath+0x26e8/0x2e10 [ 397.880154] ? warn_alloc+0x120/0x120 [ 397.883975] ? warn_alloc+0x120/0x120 [ 397.887793] ? mark_held_locks+0x130/0x130 [ 397.892043] ? warn_alloc+0x120/0x120 [ 397.895856] ? print_usage_bug+0xc0/0xc0 [ 397.899927] ? kasan_check_read+0x11/0x20 [ 397.904088] ? print_usage_bug+0xc0/0xc0 [ 397.908163] ? zap_class+0x640/0x640 [ 397.911895] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 397.917443] ? should_fail+0x22d/0xd01 [ 397.921347] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.926483] ? __lock_acquire+0x62f/0x4c20 [ 397.930737] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 397.935849] ? __lock_acquire+0x62f/0x4c20 [ 397.940095] ? should_fail+0x22d/0xd01 [ 397.944003] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 397.949050] ? mark_held_locks+0x130/0x130 [ 397.953302] ? mark_held_locks+0x130/0x130 [ 397.957557] ? find_held_lock+0x36/0x1c0 [ 397.961638] ? zap_class+0x640/0x640 [ 397.965387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 397.971198] ? check_preemption_disabled+0x48/0x280 [ 397.976238] ? __lock_is_held+0xb5/0x140 [ 397.980327] __alloc_pages_nodemask+0xa80/0xde0 [ 397.985035] ? zap_class+0x640/0x640 [ 397.988770] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 397.993813] ? find_held_lock+0x36/0x1c0 [ 397.997896] ? ____cache_alloc_node+0x1c7/0x1e0 [ 398.002577] ? lock_downgrade+0x900/0x900 [ 398.006744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.012303] cache_grow_begin+0xa5/0x8c0 [ 398.016390] ? do_raw_spin_unlock+0xa7/0x330 [ 398.020823] fallback_alloc+0x204/0x2e0 [ 398.024815] ____cache_alloc_node+0x1c7/0x1e0 [ 398.029333] kmem_cache_alloc_node+0xe3/0x730 [ 398.033861] ? ipv6_get_ifaddr+0x42e/0x620 [ 398.038119] __alloc_skb+0x119/0x770 [ 398.041845] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.047142] ? netdev_alloc_frag+0x1f0/0x1f0 [ 398.051563] ? lock_downgrade+0x900/0x900 [ 398.055732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.061288] ? refcount_sub_and_test_checked+0x203/0x310 [ 398.066755] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 398.072218] ? addrconf_rs_timer+0x690/0x690 [ 398.076665] ndisc_alloc_skb+0x144/0x340 [ 398.080753] ndisc_send_rs+0x331/0x6e0 [ 398.084663] addrconf_rs_timer+0x314/0x690 [ 398.088921] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.093178] call_timer_fn+0x272/0x920 [ 398.097076] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.101323] ? process_timeout+0x40/0x40 [ 398.105433] ? mark_held_locks+0xc7/0x130 [ 398.109743] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.114248] ? _raw_spin_unlock_irq+0x27/0x80 [ 398.118772] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.123021] ? lockdep_hardirqs_on+0x296/0x5b0 [ 398.127619] ? trace_hardirqs_on+0xbd/0x310 [ 398.131954] ? kasan_check_read+0x11/0x20 [ 398.136109] ? __run_timers+0x7da/0xc70 [ 398.140097] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.145221] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.149475] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 398.153721] __run_timers+0x7e5/0xc70 [ 398.157552] ? timer_fixup_init+0x70/0x70 [ 398.161716] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 398.166749] ? zap_class+0x640/0x640 [ 398.170482] ? print_usage_bug+0xc0/0xc0 [ 398.174622] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 398.179836] ? find_held_lock+0x36/0x1c0 [ 398.183917] ? zap_class+0x640/0x640 [ 398.187656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.193208] ? check_preemption_disabled+0x48/0x280 [ 398.198244] ? __lock_is_held+0xb5/0x140 [ 398.202315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.207870] ? check_preemption_disabled+0x48/0x280 [ 398.212904] run_timer_softirq+0x52/0xb0 [ 398.216978] ? rcu_read_lock_sched_held+0x14f/0x180 [ 398.222005] __do_softirq+0x308/0xb7e [ 398.225825] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 398.230329] ? lock_downgrade+0x900/0x900 [ 398.234510] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 398.239637] ? pvclock_read_flags+0x160/0x160 [ 398.244144] ? lapic_next_event+0x5a/0x90 [ 398.248305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.253862] ? kvm_clock_read+0x18/0x30 [ 398.257852] ? kvm_sched_clock_read+0x9/0x20 [ 398.262273] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.267825] ? check_preemption_disabled+0x48/0x280 [ 398.272861] irq_exit+0x17f/0x1c0 [ 398.276330] smp_apic_timer_interrupt+0x1cb/0x760 [ 398.281201] ? smp_call_function_single_interrupt+0x650/0x650 [ 398.287096] ? interrupt_entry+0xb5/0xc0 [ 398.291173] ? trace_hardirqs_off_caller+0xbb/0x310 [ 398.296206] ? trace_hardirqs_off_caller+0xbb/0x310 [ 398.301236] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.306089] ? trace_hardirqs_on_caller+0x310/0x310 [ 398.311120] ? trace_hardirqs_on_caller+0x310/0x310 [ 398.316144] ? task_prio+0x50/0x50 [ 398.319697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.325245] ? check_preemption_disabled+0x48/0x280 [ 398.330285] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 398.335148] apic_timer_interrupt+0xf/0x20 [ 398.339404] [ 398.341677] RIP: 0010:dump_stack+0x358/0x39d [ 398.346097] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 398.365016] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 398.372743] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 398.380032] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 398.387317] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 398.394621] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 398.401908] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 398.409220] ? dump_stack+0x34f/0x39d [ 398.413056] ? dump_stack_print_info.cold.1+0x20/0x20 [ 398.418266] ? mark_held_locks+0x130/0x130 [ 398.422519] ? mark_held_locks+0x130/0x130 [ 398.426773] dump_header+0x27b/0xf72 [ 398.430515] ? pagefault_out_of_memory+0x197/0x197 [ 398.435477] ? __lock_acquire+0x62f/0x4c20 [ 398.439729] ? percpu_ref_get_many+0x240/0x240 [ 398.444326] ? print_usage_bug+0xc0/0xc0 [ 398.448427] ? zap_class+0x640/0x640 [ 398.452160] ? print_usage_bug+0xc0/0xc0 [ 398.456234] ? print_usage_bug+0xc0/0xc0 [ 398.460306] ? zap_class+0x640/0x640 [ 398.464033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.469584] ? find_held_lock+0x36/0x1c0 [ 398.473673] ? mark_held_locks+0xc7/0x130 [ 398.477839] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 398.482950] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 398.488065] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 398.492667] ? trace_hardirqs_on+0xbd/0x310 [ 398.497000] ? kasan_check_read+0x11/0x20 [ 398.501163] ? ___ratelimit+0x3b4/0x672 [ 398.505157] ? trace_hardirqs_off_caller+0x310/0x310 [ 398.510273] ? trace_hardirqs_on+0x310/0x310 [ 398.514693] ? lock_downgrade+0x900/0x900 [ 398.518858] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 398.523981] ? ___ratelimit+0x3b9/0x672 [ 398.527967] ? idr_get_free+0xf70/0xf70 [ 398.531956] ? find_held_lock+0x36/0x1c0 [ 398.536037] oom_kill_process.cold.27+0x10/0x903 [ 398.540804] ? zap_class+0x640/0x640 [ 398.544534] ? check_preemption_disabled+0x48/0x280 [ 398.549564] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 398.554510] ? kasan_check_read+0x11/0x20 [ 398.558672] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.563961] ? oom_evaluate_task+0x540/0x540 [ 398.568401] ? find_held_lock+0x36/0x1c0 [ 398.572482] ? out_of_memory+0x974/0x1430 [ 398.576650] ? lock_downgrade+0x900/0x900 [ 398.580816] ? check_preemption_disabled+0x48/0x280 [ 398.585850] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 398.590789] ? kasan_check_read+0x11/0x20 [ 398.594948] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.600235] ? rcu_softirq_qs+0x20/0x20 [ 398.604224] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.609775] ? oom_evaluate_task+0x302/0x540 [ 398.614201] out_of_memory+0xa84/0x1430 [ 398.618201] ? oom_killer_disable+0x3a0/0x3a0 [ 398.622712] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 398.627664] ? __ww_mutex_check_waiters+0x160/0x160 [ 398.632703] __alloc_pages_slowpath+0x2354/0x2e10 [ 398.637591] ? warn_alloc+0x120/0x120 [ 398.641408] ? mark_held_locks+0x130/0x130 [ 398.645669] ? find_get_entry+0xaae/0x1120 [ 398.649930] ? filemap_map_pages+0x1a20/0x1a20 [ 398.654534] ? zap_class+0x640/0x640 [ 398.658266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.663820] ? check_preemption_disabled+0x48/0x280 [ 398.668851] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.674412] ? should_fail+0x22d/0xd01 [ 398.678314] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 398.683456] ? zap_class+0x640/0x640 [ 398.687214] ? __lock_is_held+0xb5/0x140 [ 398.691300] ? mark_held_locks+0x130/0x130 [ 398.695551] ? lock_release+0xa00/0xa00 [ 398.699537] ? perf_trace_sched_process_exec+0x860/0x860 [ 398.705002] ? xa_load+0x2ba/0x460 [ 398.708554] ? lock_downgrade+0x900/0x900 [ 398.712719] ? __might_sleep+0x95/0x190 [ 398.716714] __alloc_pages_nodemask+0xa80/0xde0 [ 398.721413] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 398.726446] ? __page_cache_alloc+0x191/0x5c0 [ 398.730960] ? xa_load+0x2e1/0x460 [ 398.734514] ? xa_clear_mark+0x40/0x40 [ 398.738419] ? zap_class+0x640/0x640 [ 398.742152] ? zap_class+0x640/0x640 [ 398.745880] ? zap_class+0x640/0x640 [ 398.749612] ? __do_page_cache_readahead+0x663/0x810 [ 398.754736] ? find_held_lock+0x36/0x1c0 [ 398.758812] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 398.764384] alloc_pages_current+0x173/0x350 [ 398.768813] __page_cache_alloc+0x38c/0x5c0 [ 398.773146] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 398.778086] ? kasan_check_read+0x11/0x20 [ 398.782248] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.787548] ? generic_perform_write+0x6a0/0x6a0 [ 398.792318] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.797883] ? check_preemption_disabled+0x48/0x280 [ 398.802921] filemap_fault+0x1595/0x25f0 [ 398.807008] ? __lock_page_or_retry+0xa00/0xa00 [ 398.811694] ? mark_held_locks+0x130/0x130 [ 398.815954] ? filemap_map_pages+0xd6b/0x1a20 [ 398.820466] ? lock_downgrade+0x900/0x900 [ 398.824634] ? check_preemption_disabled+0x48/0x280 [ 398.829670] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 398.834613] ? kasan_check_read+0x11/0x20 [ 398.838775] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.844063] ? rcu_softirq_qs+0x20/0x20 [ 398.848068] ? filemap_map_pages+0xd92/0x1a20 [ 398.852592] ? find_get_entries_tag+0x1400/0x1400 [ 398.857457] ? __kernel_text_address+0xd/0x40 [ 398.861970] ? unwind_get_return_address+0x61/0xa0 [ 398.866928] ? lock_acquire+0x1ed/0x520 [ 398.870915] ? ext4_filemap_fault+0x7a/0xad [ 398.875375] ? lock_release+0xa00/0xa00 [ 398.879380] ? perf_trace_sched_process_exec+0x860/0x860 [ 398.884846] ? print_usage_bug+0xc0/0xc0 [ 398.888919] ? print_usage_bug+0xc0/0xc0 [ 398.892989] ? __x64_sys_read+0x73/0xb0 [ 398.896995] ? down_read+0x8d/0x120 [ 398.900635] ? ext4_filemap_fault+0x7a/0xad [ 398.904976] ? __down_interruptible+0x700/0x700 [ 398.909665] ? find_held_lock+0x36/0x1c0 [ 398.913741] ext4_filemap_fault+0x82/0xad [ 398.917908] __do_fault+0x100/0x6b0 [ 398.921551] ? lock_downgrade+0x900/0x900 [ 398.925712] ? pmd_devmap_trans_unstable+0x220/0x220 [ 398.930834] ? kasan_check_read+0x11/0x20 [ 398.934996] ? do_raw_spin_unlock+0xa7/0x330 [ 398.939431] ? do_raw_spin_trylock+0x270/0x270 [ 398.944045] __handle_mm_fault+0x3ea0/0x5be0 [ 398.948476] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 398.953336] ? find_held_lock+0x36/0x1c0 [ 398.957453] ? zap_class+0x640/0x640 [ 398.961178] ? zap_class+0x640/0x640 [ 398.964909] ? find_held_lock+0x36/0x1c0 [ 398.968995] ? handle_mm_fault+0x42a/0xc70 [ 398.973249] ? lock_downgrade+0x900/0x900 [ 398.977420] ? check_preemption_disabled+0x48/0x280 [ 398.982453] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 398.987406] ? kasan_check_read+0x11/0x20 [ 398.991569] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 398.996860] ? rcu_softirq_qs+0x20/0x20 [ 399.000853] ? trace_hardirqs_off_caller+0x310/0x310 [ 399.005970] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.011526] ? check_preemption_disabled+0x48/0x280 [ 399.016566] handle_mm_fault+0x54f/0xc70 [ 399.020647] ? __handle_mm_fault+0x5be0/0x5be0 [ 399.025247] ? find_vma+0x34/0x190 [ 399.028805] __do_page_fault+0x5e8/0xe60 [ 399.032877] ? trace_hardirqs_off+0xb8/0x310 [ 399.037296] ? kernel_write+0x120/0x120 [ 399.041294] do_page_fault+0xf2/0x7e0 [ 399.045107] ? vmalloc_sync_all+0x30/0x30 [ 399.049269] ? error_entry+0x70/0xd0 [ 399.053004] ? trace_hardirqs_off_caller+0xbb/0x310 [ 399.058030] ? trace_hardirqs_on_caller+0xc0/0x310 [ 399.062974] ? syscall_return_slowpath+0x5e0/0x5e0 [ 399.067913] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.072769] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.077800] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 399.083268] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 399.088296] ? prepare_exit_to_usermode+0x291/0x3b0 [ 399.093325] ? page_fault+0x8/0x30 [ 399.096898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.101927] ? page_fault+0x8/0x30 [ 399.105492] page_fault+0x1e/0x30 [ 399.108957] RIP: 0033:0x7ff3690bcdb4 [ 399.112690] Code: Bad RIP value. [ 399.116061] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 399.121431] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 399.128737] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 399.136013] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 399.143294] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 399.150573] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 399.157885] warn_alloc_show_mem: 1 callbacks suppressed [ 399.157897] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 399.157899] Mem-Info: [ 399.157931] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 399.157931] active_file:11 inactive_file:13 isolated_file:1 [ 399.157931] unevictable:0 dirty:0 writeback:0 unstable:0 [ 399.157931] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 399.157931] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 399.157931] free:13670 free_pcp:401 free_cma:0 [ 399.163279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.163288] Call Trace: [ 399.170588] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 399.172998] [ 399.206149] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 399.215526] dump_stack+0x244/0x39d [ 399.218097] lowmem_reserve[]: 0 2818 6321 6321 [ 399.245795] ? dump_stack_print_info.cold.1+0x20/0x20 [ 399.247930] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 399.274120] warn_alloc.cold.116+0xb7/0x1bd [ 399.277724] lowmem_reserve[]: 0 0 3503 3503 [ 399.282318] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 399.287492] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 399.315099] ? lock_downgrade+0x900/0x900 [ 399.319405] lowmem_reserve[]: 0 0 0 0 [ 399.323739] ? trace_hardirqs_off+0xb8/0x310 [ 399.328560] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 399.357783] ? trace_hardirqs_off+0xb8/0x310 [ 399.361918] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 399.365731] __alloc_pages_slowpath+0x26e8/0x2e10 [ 399.370113] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 399.383687] ? warn_alloc+0x120/0x120 [ 399.388063] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 399.403846] ? print_usage_bug+0xc0/0xc0 [ 399.408680] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 399.422292] ? warn_alloc+0x120/0x120 [ 399.426080] 1519 total pagecache pages [ 399.434921] ? warn_alloc+0x120/0x120 [ 399.438969] 0 pages in swap cache [ 399.447548] ? print_usage_bug+0xc0/0xc0 [ 399.451328] Swap cache stats: add 0, delete 0, find 0/0 [ 399.451337] Free swap = 0kB [ 399.455251] ? kvm_clock_read+0x18/0x30 [ 399.459031] Total swap = 0kB [ 399.462492] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 399.466536] 1965979 pages RAM [ 399.471916] ? print_usage_bug+0xc0/0xc0 [ 399.474913] 0 pages HighMem/MovableOnly [ 399.474921] 342853 pages reserved [ 399.478908] ? __lock_acquire+0x62f/0x4c20 [ 399.481910] 0 pages cma reserved [ 399.486938] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.490112] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 399.494083] ? should_fail+0x22d/0xd01 [ 399.494098] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 399.494115] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.498244] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 399.501630] ? __lock_acquire+0x62f/0x4c20 [ 399.505860] rsyslogd cpuset=/ mems_allowed=0 [ 399.509236] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 399.559276] ? __lock_acquire+0x62f/0x4c20 [ 399.563525] ? should_fail+0x22d/0xd01 [ 399.567506] ? rcu_irq_exit+0x1a2/0x390 [ 399.571507] ? mark_held_locks+0x130/0x130 [ 399.575759] ? mark_held_locks+0x130/0x130 [ 399.580010] ? mark_held_locks+0xc7/0x130 [ 399.584172] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 399.589199] ? zap_class+0x640/0x640 [ 399.592923] ? print_usage_bug+0xc0/0xc0 [ 399.597007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.602557] ? check_preemption_disabled+0x48/0x280 [ 399.607600] ? __lock_is_held+0xb5/0x140 [ 399.611678] __alloc_pages_nodemask+0xa80/0xde0 [ 399.616381] ? zap_class+0x640/0x640 [ 399.620113] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 399.625161] ? find_held_lock+0x36/0x1c0 [ 399.629248] ? ____cache_alloc_node+0x1c7/0x1e0 [ 399.633929] ? lock_downgrade+0x900/0x900 [ 399.638097] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.643661] cache_grow_begin+0xa5/0x8c0 [ 399.647738] ? do_raw_spin_unlock+0xa7/0x330 [ 399.652171] fallback_alloc+0x204/0x2e0 [ 399.656172] ____cache_alloc_node+0x1c7/0x1e0 [ 399.660686] kmem_cache_alloc_node+0xe3/0x730 [ 399.665196] ? ipv6_get_ifaddr+0x42e/0x620 [ 399.669453] __alloc_skb+0x119/0x770 [ 399.673174] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 399.678469] ? netdev_alloc_frag+0x1f0/0x1f0 [ 399.682888] ? lock_downgrade+0x900/0x900 [ 399.687056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.692608] ? refcount_sub_and_test_checked+0x203/0x310 [ 399.698080] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 399.703544] ? addrconf_rs_timer+0x690/0x690 [ 399.707977] ndisc_alloc_skb+0x144/0x340 [ 399.712054] ndisc_send_rs+0x331/0x6e0 [ 399.715962] addrconf_rs_timer+0x314/0x690 [ 399.720220] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.724487] call_timer_fn+0x272/0x920 [ 399.728403] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.732649] ? process_timeout+0x40/0x40 [ 399.736729] ? __run_timers+0x7da/0xc70 [ 399.740719] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.745224] ? _raw_spin_unlock_irq+0x27/0x80 [ 399.749728] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.753982] ? lockdep_hardirqs_on+0x296/0x5b0 [ 399.758581] ? trace_hardirqs_on+0xbd/0x310 [ 399.762921] ? kasan_check_read+0x11/0x20 [ 399.767087] ? __run_timers+0x7da/0xc70 [ 399.771079] ? trace_hardirqs_off_caller+0x310/0x310 [ 399.776204] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.780457] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 399.784701] __run_timers+0x7e5/0xc70 [ 399.788524] ? timer_fixup_init+0x70/0x70 [ 399.792689] ? lock_downgrade+0x900/0x900 [ 399.796846] ? zap_class+0x640/0x640 [ 399.800581] ? pvclock_read_flags+0x160/0x160 [ 399.805082] ? hrtimer_start_range_ns+0xe00/0xe00 [ 399.809936] ? trace_hardirqs_on+0x310/0x310 [ 399.814370] ? kvm_clock_read+0x18/0x30 [ 399.818351] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 399.823387] ? ktime_get+0x2c1/0x400 [ 399.827114] ? zap_class+0x640/0x640 [ 399.830843] ? pvclock_read_flags+0x160/0x160 [ 399.835343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.840896] ? check_preemption_disabled+0x48/0x280 [ 399.845932] ? __lock_is_held+0xb5/0x140 [ 399.850002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.855547] ? check_preemption_disabled+0x48/0x280 [ 399.860575] run_timer_softirq+0x52/0xb0 [ 399.864644] ? rcu_read_lock_sched_held+0x14f/0x180 [ 399.869670] __do_softirq+0x308/0xb7e [ 399.873486] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 399.878594] ? irq_exit+0xbd/0x1c0 [ 399.882145] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 399.887169] ? smp_reschedule_interrupt+0x109/0x650 [ 399.892194] ? smp_call_function_single_interrupt+0x650/0x650 [ 399.898081] ? ret_from_intr+0xb/0x1e [ 399.901905] ? trace_hardirqs_off_caller+0xbb/0x310 [ 399.906930] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.911790] ? trace_hardirqs_on_caller+0x310/0x310 [ 399.916808] ? task_prio+0x50/0x50 [ 399.920361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.925905] ? check_preemption_disabled+0x48/0x280 [ 399.930932] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 399.935780] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 399.940282] do_softirq_own_stack+0x2a/0x40 [ 399.944633] [ 399.946881] do_softirq.part.14+0x126/0x160 [ 399.951205] __local_bh_enable_ip+0x21d/0x260 [ 399.955707] __dev_queue_xmit+0x1aa3/0x3ad0 [ 399.960043] ? save_stack+0x43/0xd0 [ 399.963673] ? kasan_kmalloc+0xc7/0xe0 [ 399.967568] ? __kmalloc_node_track_caller+0x50/0x70 [ 399.972690] ? netdev_pick_tx+0x310/0x310 [ 399.976858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.982416] ? check_preemption_disabled+0x48/0x280 [ 399.987451] ? __lock_is_held+0xb5/0x140 [ 399.991531] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 399.996560] ? skb_release_data+0x1c4/0x880 [ 400.000891] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 400.006177] ? kasan_unpoison_shadow+0x35/0x50 [ 400.010765] ? skb_tx_error+0x2f0/0x2f0 [ 400.014753] ? __kmalloc_node_track_caller+0x50/0x70 [ 400.019863] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.025406] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 400.030953] ? kasan_check_write+0x14/0x20 [ 400.035195] ? pskb_expand_head+0x6b3/0x10f0 [ 400.039613] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 400.045080] ? skb_release_data+0x880/0x880 [ 400.049404] ? __alloc_skb+0x770/0x770 [ 400.053309] ? __lock_is_held+0xb5/0x140 [ 400.057438] ? kasan_check_write+0x14/0x20 [ 400.061674] ? __skb_clone+0x6c7/0xa00 [ 400.065567] ? __copy_skb_header+0x6b0/0x6b0 [ 400.069975] ? kmem_cache_alloc+0x33a/0x730 [ 400.074424] ? skb_ensure_writable+0x15e/0x640 [ 400.079016] dev_queue_xmit+0x17/0x20 [ 400.082817] ? dev_queue_xmit+0x17/0x20 [ 400.086793] __bpf_redirect+0x5cf/0xb20 [ 400.090777] ? __switch_to_asm+0x34/0x70 [ 400.094858] bpf_clone_redirect+0x2f6/0x490 [ 400.099192] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 400.104217] ? __sched_text_start+0x8/0x8 [ 400.108445] ? retint_kernel+0x2d/0x2d [ 400.112351] ? find_held_lock+0x36/0x1c0 [ 400.116433] ? lock_acquire+0x1ed/0x520 [ 400.120411] ? bpf_test_run+0x3cb/0x780 [ 400.124391] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.129943] ? check_preemption_disabled+0x48/0x280 [ 400.134971] ? kasan_check_read+0x11/0x20 [ 400.139120] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 400.144413] ? rcu_softirq_qs+0x20/0x20 [ 400.148405] ? preempt_schedule+0x4d/0x60 [ 400.152559] ? ___preempt_schedule+0x16/0x18 [ 400.156983] ? bpf_test_run+0x25d/0x780 [ 400.160978] ? netlink_diag_dump+0x2a0/0x2a0 [ 400.165399] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.170937] ? bpf_test_init.isra.10+0x70/0x100 [ 400.175627] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 400.180415] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 400.185258] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 400.190803] ? fput+0x130/0x1a0 [ 400.194084] ? __bpf_prog_get+0x9b/0x290 [ 400.198167] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 400.203013] ? bpf_prog_test_run+0x130/0x1a0 [ 400.207433] ? __x64_sys_bpf+0x3d8/0x520 [ 400.211495] ? bpf_prog_get+0x20/0x20 [ 400.215375] ? do_syscall_64+0x1b9/0x820 [ 400.219443] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 400.224839] ? syscall_return_slowpath+0x5e0/0x5e0 [ 400.229768] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.234621] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.239648] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 400.244670] ? prepare_exit_to_usermode+0x291/0x3b0 [ 400.249700] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.254557] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 400.259951] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 400.260027] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 400.266710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.266716] Call Trace: [ 400.266723] [ 400.266745] dump_stack+0x244/0x39d [ 400.266764] ? dump_stack_print_info.cold.1+0x20/0x20 [ 400.273842] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 400.282633] warn_alloc.cold.116+0xb7/0x1bd [ 400.285181] syz-executor3 cpuset=syz3 mems_allowed=0 [ 400.287440] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 400.320941] ? lock_downgrade+0x900/0x900 [ 400.325103] ? trace_hardirqs_off+0xb8/0x310 [ 400.329521] ? trace_hardirqs_off+0xb8/0x310 [ 400.333944] __alloc_pages_slowpath+0x26e8/0x2e10 [ 400.338824] ? warn_alloc+0x120/0x120 [ 400.342662] ? print_usage_bug+0xc0/0xc0 [ 400.346733] ? warn_alloc+0x120/0x120 [ 400.350545] ? warn_alloc+0x120/0x120 [ 400.354350] ? print_usage_bug+0xc0/0xc0 [ 400.358434] ? print_usage_bug+0xc0/0xc0 [ 400.362506] ? __lock_acquire+0x62f/0x4c20 [ 400.366761] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.372316] ? should_fail+0x22d/0xd01 [ 400.376222] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.381330] ? __lock_acquire+0x62f/0x4c20 [ 400.385582] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 400.390701] ? __lock_acquire+0x62f/0x4c20 [ 400.394936] ? should_fail+0x22d/0xd01 [ 400.398838] ? mark_held_locks+0x130/0x130 [ 400.403124] ? mark_held_locks+0x130/0x130 [ 400.407369] ? zap_class+0x640/0x640 [ 400.411094] ? zap_class+0x640/0x640 [ 400.414807] ? print_usage_bug+0xc0/0xc0 [ 400.418868] ? wq_watchdog_touch+0x9c/0xfe [ 400.423110] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.428659] ? check_preemption_disabled+0x48/0x280 [ 400.433691] ? __lock_is_held+0xb5/0x140 [ 400.437767] __alloc_pages_nodemask+0xa80/0xde0 [ 400.442439] ? zap_class+0x640/0x640 [ 400.446172] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 400.451202] ? find_held_lock+0x36/0x1c0 [ 400.455279] ? ____cache_alloc_node+0x1c7/0x1e0 [ 400.459955] ? lock_downgrade+0x900/0x900 [ 400.464116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.469674] cache_grow_begin+0xa5/0x8c0 [ 400.473738] ? do_raw_spin_unlock+0xa7/0x330 [ 400.478173] fallback_alloc+0x204/0x2e0 [ 400.482162] ____cache_alloc_node+0x1c7/0x1e0 [ 400.486666] kmem_cache_alloc_node+0xe3/0x730 [ 400.491176] ? ipv6_get_ifaddr+0x42e/0x620 [ 400.495424] __alloc_skb+0x119/0x770 [ 400.499157] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 400.504473] ? netdev_alloc_frag+0x1f0/0x1f0 [ 400.508895] ? lock_downgrade+0x900/0x900 [ 400.513062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.518611] ? refcount_sub_and_test_checked+0x203/0x310 [ 400.524080] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 400.529542] ? addrconf_rs_timer+0x690/0x690 [ 400.533973] ndisc_alloc_skb+0x144/0x340 [ 400.538046] ndisc_send_rs+0x331/0x6e0 [ 400.541942] addrconf_rs_timer+0x314/0x690 [ 400.546203] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.550477] call_timer_fn+0x272/0x920 [ 400.554382] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.558642] ? process_timeout+0x40/0x40 [ 400.562728] ? mark_held_locks+0xc7/0x130 [ 400.566904] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.571406] ? _raw_spin_unlock_irq+0x27/0x80 [ 400.575907] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.580150] ? lockdep_hardirqs_on+0x296/0x5b0 [ 400.584744] ? trace_hardirqs_on+0xbd/0x310 [ 400.589069] ? kasan_check_read+0x11/0x20 [ 400.593225] ? __run_timers+0x7da/0xc70 [ 400.597209] ? trace_hardirqs_off_caller+0x310/0x310 [ 400.602361] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 400.606606] __run_timers+0x7e5/0xc70 [ 400.610438] ? timer_fixup_init+0x70/0x70 [ 400.614603] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 400.619649] ? zap_class+0x640/0x640 [ 400.623381] ? print_usage_bug+0xc0/0xc0 [ 400.627453] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 400.632664] ? find_held_lock+0x36/0x1c0 [ 400.636751] ? zap_class+0x640/0x640 [ 400.640477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.646029] ? check_preemption_disabled+0x48/0x280 [ 400.651074] ? __lock_is_held+0xb5/0x140 [ 400.655144] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.660708] ? check_preemption_disabled+0x48/0x280 [ 400.665737] run_timer_softirq+0x52/0xb0 [ 400.669805] ? rcu_read_lock_sched_held+0x14f/0x180 [ 400.674839] __do_softirq+0x308/0xb7e [ 400.678678] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 400.683182] ? lock_downgrade+0x900/0x900 [ 400.687341] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 400.692473] ? pvclock_read_flags+0x160/0x160 [ 400.696980] ? lapic_next_event+0x5a/0x90 [ 400.701144] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.706714] ? kvm_clock_read+0x18/0x30 [ 400.710701] ? kvm_sched_clock_read+0x9/0x20 [ 400.715141] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.720695] ? check_preemption_disabled+0x48/0x280 [ 400.725739] irq_exit+0x17f/0x1c0 [ 400.729203] smp_apic_timer_interrupt+0x1cb/0x760 [ 400.734058] ? smp_call_function_single_interrupt+0x650/0x650 [ 400.739950] ? interrupt_entry+0xb5/0xc0 [ 400.744024] ? trace_hardirqs_off_caller+0xbb/0x310 [ 400.749047] ? trace_hardirqs_off_caller+0xbb/0x310 [ 400.754078] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.758930] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.763953] ? trace_hardirqs_on_caller+0x310/0x310 [ 400.768997] ? task_prio+0x50/0x50 [ 400.772552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.778116] ? check_preemption_disabled+0x48/0x280 [ 400.783157] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 400.788027] apic_timer_interrupt+0xf/0x20 [ 400.792261] [ 400.794554] RIP: 0010:dump_stack+0x358/0x39d [ 400.798979] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 400.817909] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 400.825663] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 400.832955] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 400.840244] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 400.847528] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 400.854822] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 400.862135] ? dump_stack+0x34f/0x39d [ 400.865980] ? dump_stack_print_info.cold.1+0x20/0x20 [ 400.871188] ? mark_held_locks+0x130/0x130 [ 400.875439] ? mark_held_locks+0x130/0x130 [ 400.879699] dump_header+0x27b/0xf72 [ 400.883441] ? pagefault_out_of_memory+0x197/0x197 [ 400.888405] ? __lock_acquire+0x62f/0x4c20 [ 400.892660] ? percpu_ref_get_many+0x240/0x240 [ 400.897253] ? print_usage_bug+0xc0/0xc0 [ 400.901329] ? zap_class+0x640/0x640 [ 400.905057] ? print_usage_bug+0xc0/0xc0 [ 400.909123] ? print_usage_bug+0xc0/0xc0 [ 400.913201] ? zap_class+0x640/0x640 [ 400.916926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.922492] ? find_held_lock+0x36/0x1c0 [ 400.926576] ? mark_held_locks+0xc7/0x130 [ 400.930739] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 400.935862] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 400.940986] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 400.945584] ? trace_hardirqs_on+0xbd/0x310 [ 400.949915] ? kasan_check_read+0x11/0x20 [ 400.954076] ? ___ratelimit+0x3b4/0x672 [ 400.958067] ? trace_hardirqs_off_caller+0x310/0x310 [ 400.963194] ? trace_hardirqs_on+0x310/0x310 [ 400.967620] ? lock_downgrade+0x900/0x900 [ 400.971796] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 400.976917] ? ___ratelimit+0x3b9/0x672 [ 400.980941] ? idr_get_free+0xf70/0xf70 [ 400.984941] ? find_held_lock+0x36/0x1c0 [ 400.989025] oom_kill_process.cold.27+0x10/0x903 [ 400.993801] ? zap_class+0x640/0x640 [ 400.997530] ? check_preemption_disabled+0x48/0x280 [ 401.002570] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 401.007519] ? kasan_check_read+0x11/0x20 [ 401.011687] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.016987] ? oom_evaluate_task+0x540/0x540 [ 401.021417] ? find_held_lock+0x36/0x1c0 [ 401.025507] ? out_of_memory+0x974/0x1430 [ 401.029678] ? lock_downgrade+0x900/0x900 [ 401.033848] ? check_preemption_disabled+0x48/0x280 [ 401.038892] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 401.043842] ? kasan_check_read+0x11/0x20 [ 401.048006] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.053308] ? rcu_softirq_qs+0x20/0x20 [ 401.057330] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.062893] ? oom_evaluate_task+0x302/0x540 [ 401.067321] out_of_memory+0xa84/0x1430 [ 401.071322] ? oom_killer_disable+0x3a0/0x3a0 [ 401.075850] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 401.080801] ? __ww_mutex_check_waiters+0x160/0x160 [ 401.085870] __alloc_pages_slowpath+0x2354/0x2e10 [ 401.090766] ? warn_alloc+0x120/0x120 [ 401.094576] ? mark_held_locks+0x130/0x130 [ 401.098817] ? find_get_entry+0xaae/0x1120 [ 401.103077] ? filemap_map_pages+0x1a20/0x1a20 [ 401.107694] ? zap_class+0x640/0x640 [ 401.111426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.116978] ? check_preemption_disabled+0x48/0x280 [ 401.122023] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.127575] ? should_fail+0x22d/0xd01 [ 401.131494] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.136620] ? zap_class+0x640/0x640 [ 401.140414] ? __lock_is_held+0xb5/0x140 [ 401.144497] ? mark_held_locks+0x130/0x130 [ 401.148758] ? lock_release+0xa00/0xa00 [ 401.152738] ? perf_trace_sched_process_exec+0x860/0x860 [ 401.158203] ? xa_load+0x2ba/0x460 [ 401.161750] ? lock_downgrade+0x900/0x900 [ 401.165908] ? __might_sleep+0x95/0x190 [ 401.169893] __alloc_pages_nodemask+0xa80/0xde0 [ 401.174576] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 401.179602] ? __page_cache_alloc+0x191/0x5c0 [ 401.184105] ? xa_load+0x2e1/0x460 [ 401.187677] ? xa_clear_mark+0x40/0x40 [ 401.191585] ? zap_class+0x640/0x640 [ 401.195322] ? zap_class+0x640/0x640 [ 401.199059] ? zap_class+0x640/0x640 [ 401.202792] ? __do_page_cache_readahead+0x663/0x810 [ 401.207916] ? find_held_lock+0x36/0x1c0 [ 401.211996] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 401.217553] alloc_pages_current+0x173/0x350 [ 401.221981] __page_cache_alloc+0x38c/0x5c0 [ 401.226309] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 401.231250] ? kasan_check_read+0x11/0x20 [ 401.235422] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.240718] ? generic_perform_write+0x6a0/0x6a0 [ 401.245497] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.251048] ? check_preemption_disabled+0x48/0x280 [ 401.256084] filemap_fault+0x1595/0x25f0 [ 401.260177] ? __lock_page_or_retry+0xa00/0xa00 [ 401.264861] ? mark_held_locks+0x130/0x130 [ 401.269117] ? filemap_map_pages+0xd6b/0x1a20 [ 401.273633] ? lock_downgrade+0x900/0x900 [ 401.277790] ? check_preemption_disabled+0x48/0x280 [ 401.282822] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 401.287767] ? kasan_check_read+0x11/0x20 [ 401.291938] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.297244] ? rcu_softirq_qs+0x20/0x20 [ 401.301249] ? filemap_map_pages+0xd92/0x1a20 [ 401.305768] ? find_get_entries_tag+0x1400/0x1400 [ 401.310637] ? __kernel_text_address+0xd/0x40 [ 401.315153] ? unwind_get_return_address+0x61/0xa0 [ 401.320120] ? lock_acquire+0x1ed/0x520 [ 401.324099] ? ext4_filemap_fault+0x7a/0xad [ 401.328441] ? lock_release+0xa00/0xa00 [ 401.332428] ? perf_trace_sched_process_exec+0x860/0x860 [ 401.337889] ? print_usage_bug+0xc0/0xc0 [ 401.341964] ? print_usage_bug+0xc0/0xc0 [ 401.346031] ? __x64_sys_read+0x73/0xb0 [ 401.350032] ? down_read+0x8d/0x120 [ 401.353664] ? ext4_filemap_fault+0x7a/0xad [ 401.358006] ? __down_interruptible+0x700/0x700 [ 401.362695] ? find_held_lock+0x36/0x1c0 [ 401.366771] ext4_filemap_fault+0x82/0xad [ 401.370931] __do_fault+0x100/0x6b0 [ 401.374568] ? lock_downgrade+0x900/0x900 [ 401.378733] ? pmd_devmap_trans_unstable+0x220/0x220 [ 401.383853] ? kasan_check_read+0x11/0x20 [ 401.388011] ? do_raw_spin_unlock+0xa7/0x330 [ 401.392433] ? do_raw_spin_trylock+0x270/0x270 [ 401.397039] __handle_mm_fault+0x3ea0/0x5be0 [ 401.401464] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 401.406325] ? find_held_lock+0x36/0x1c0 [ 401.410420] ? zap_class+0x640/0x640 [ 401.414137] ? zap_class+0x640/0x640 [ 401.417862] ? find_held_lock+0x36/0x1c0 [ 401.421936] ? handle_mm_fault+0x42a/0xc70 [ 401.426176] ? lock_downgrade+0x900/0x900 [ 401.430333] ? check_preemption_disabled+0x48/0x280 [ 401.435391] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 401.440327] ? kasan_check_read+0x11/0x20 [ 401.444490] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 401.449781] ? rcu_softirq_qs+0x20/0x20 [ 401.453765] ? trace_hardirqs_off_caller+0x310/0x310 [ 401.458878] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.464427] ? check_preemption_disabled+0x48/0x280 [ 401.469460] handle_mm_fault+0x54f/0xc70 [ 401.473535] ? __handle_mm_fault+0x5be0/0x5be0 [ 401.478130] ? find_vma+0x34/0x190 [ 401.481692] __do_page_fault+0x5e8/0xe60 [ 401.485782] ? trace_hardirqs_off+0xb8/0x310 [ 401.490199] ? kernel_write+0x120/0x120 [ 401.494192] do_page_fault+0xf2/0x7e0 [ 401.498009] ? vmalloc_sync_all+0x30/0x30 [ 401.502164] ? error_entry+0x70/0xd0 [ 401.505885] ? trace_hardirqs_off_caller+0xbb/0x310 [ 401.510903] ? trace_hardirqs_on_caller+0xc0/0x310 [ 401.515836] ? syscall_return_slowpath+0x5e0/0x5e0 [ 401.520771] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.525625] ? trace_hardirqs_on_caller+0x310/0x310 [ 401.530655] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 401.536112] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 401.541134] ? prepare_exit_to_usermode+0x291/0x3b0 [ 401.546164] ? page_fault+0x8/0x30 [ 401.549712] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 401.554582] ? page_fault+0x8/0x30 [ 401.558126] page_fault+0x1e/0x30 [ 401.561589] RIP: 0033:0x7ff3690bcdb4 [ 401.565321] Code: Bad RIP value. [ 401.568695] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 401.574061] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 401.581343] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 401.588647] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 401.595936] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 401.603233] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 401.610530] warn_alloc_show_mem: 1 callbacks suppressed [ 401.610543] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 401.610545] Mem-Info: [ 401.610577] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 401.610577] active_file:11 inactive_file:13 isolated_file:1 [ 401.610577] unevictable:0 dirty:0 writeback:0 unstable:0 [ 401.610577] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 401.610577] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 401.610577] free:13670 free_pcp:401 free_cma:0 [ 401.615931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.623249] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 401.625657] Call Trace: [ 401.658801] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 401.668166] [ 401.695861] lowmem_reserve[]: 0 2818 6321 6321 [ 401.698455] dump_stack+0x244/0x39d [ 401.724549] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 401.726713] ? dump_stack_print_info.cold.1+0x20/0x20 [ 401.731267] lowmem_reserve[]: 0 0 3503 3503 [ 401.734909] warn_alloc.cold.116+0xb7/0x1bd [ 401.762472] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 401.767689] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 401.771995] lowmem_reserve[]: 0 0 0 0 [ 401.776321] ? lock_downgrade+0x900/0x900 [ 401.805460] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 401.810318] ? trace_hardirqs_off+0xb8/0x310 [ 401.814087] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 401.818241] ? trace_hardirqs_off+0xb8/0x310 [ 401.831755] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 401.836192] __alloc_pages_slowpath+0x26e8/0x2e10 [ 401.851979] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 401.856420] ? warn_alloc+0x120/0x120 [ 401.869999] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 401.874844] ? warn_alloc+0x120/0x120 [ 401.883670] 1519 total pagecache pages [ 401.887485] ? warn_alloc+0x120/0x120 [ 401.896052] 0 pages in swap cache [ 401.899867] ? print_usage_bug+0xc0/0xc0 [ 401.903726] Swap cache stats: add 0, delete 0, find 0/0 [ 401.903736] Free swap = 0kB [ 401.907546] ? print_usage_bug+0xc0/0xc0 [ 401.910967] Total swap = 0kB [ 401.915029] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 401.920379] 1965979 pages RAM [ 401.923422] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.927446] 0 pages HighMem/MovableOnly [ 401.927455] 342853 pages reserved [ 401.930481] ? should_fail+0x22d/0xd01 [ 401.935396] 0 pages cma reserved [ 401.935480] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 401.938536] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.944158] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 401.948030] ? __lock_acquire+0x62f/0x4c20 [ 401.951458] rsyslogd cpuset=/ mems_allowed=0 [ 401.955373] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 401.994148] ? __lock_acquire+0x62f/0x4c20 [ 401.998400] ? should_fail+0x22d/0xd01 [ 402.002315] ? mark_held_locks+0x130/0x130 [ 402.006564] ? mark_held_locks+0x130/0x130 [ 402.010813] ? lock_downgrade+0x900/0x900 [ 402.014975] ? zap_class+0x640/0x640 [ 402.018696] ? print_usage_bug+0xc0/0xc0 [ 402.022762] ? trace_hardirqs_off+0xb8/0x310 [ 402.027183] ? kasan_check_read+0x11/0x20 [ 402.031376] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.036929] ? check_preemption_disabled+0x48/0x280 [ 402.041969] ? __lock_is_held+0xb5/0x140 [ 402.046050] __alloc_pages_nodemask+0xa80/0xde0 [ 402.050730] ? zap_class+0x640/0x640 [ 402.054458] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 402.059499] ? find_held_lock+0x36/0x1c0 [ 402.063578] ? ____cache_alloc_node+0x1c7/0x1e0 [ 402.068258] ? lock_downgrade+0x900/0x900 [ 402.072443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.078012] cache_grow_begin+0xa5/0x8c0 [ 402.082083] ? do_raw_spin_unlock+0xa7/0x330 [ 402.086508] fallback_alloc+0x204/0x2e0 [ 402.090498] ____cache_alloc_node+0x1c7/0x1e0 [ 402.095012] kmem_cache_alloc_node+0xe3/0x730 [ 402.099523] ? ipv6_get_ifaddr+0x42e/0x620 [ 402.103789] __alloc_skb+0x119/0x770 [ 402.107544] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.112877] ? netdev_alloc_frag+0x1f0/0x1f0 [ 402.117321] ? lock_downgrade+0x900/0x900 [ 402.121516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.127070] ? refcount_sub_and_test_checked+0x203/0x310 [ 402.132543] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 402.138041] ? addrconf_rs_timer+0x690/0x690 [ 402.142475] ndisc_alloc_skb+0x144/0x340 [ 402.146556] ndisc_send_rs+0x331/0x6e0 [ 402.150463] addrconf_rs_timer+0x314/0x690 [ 402.154744] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.159007] call_timer_fn+0x272/0x920 [ 402.162908] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.167163] ? process_timeout+0x40/0x40 [ 402.171246] ? __run_timers+0x7da/0xc70 [ 402.175229] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.179742] ? _raw_spin_unlock_irq+0x27/0x80 [ 402.184253] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.188512] ? lockdep_hardirqs_on+0x296/0x5b0 [ 402.193119] ? trace_hardirqs_on+0xbd/0x310 [ 402.197466] ? kasan_check_read+0x11/0x20 [ 402.201639] ? __run_timers+0x7da/0xc70 [ 402.205640] ? trace_hardirqs_off_caller+0x310/0x310 [ 402.210769] ? __queue_work+0x1440/0x1440 [ 402.214940] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 402.219184] __run_timers+0x7e5/0xc70 [ 402.223007] ? timer_fixup_init+0x70/0x70 [ 402.227185] ? lock_downgrade+0x900/0x900 [ 402.231335] ? zap_class+0x640/0x640 [ 402.235080] ? pvclock_read_flags+0x160/0x160 [ 402.239614] ? hrtimer_start_range_ns+0xe00/0xe00 [ 402.244482] ? trace_hardirqs_on+0x310/0x310 [ 402.248912] ? kvm_clock_read+0x18/0x30 [ 402.252898] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 402.257942] ? ktime_get+0x2c1/0x400 [ 402.261672] ? zap_class+0x640/0x640 [ 402.265398] ? pvclock_read_flags+0x160/0x160 [ 402.269909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.275465] ? check_preemption_disabled+0x48/0x280 [ 402.280507] ? __lock_is_held+0xb5/0x140 [ 402.284580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.290132] ? check_preemption_disabled+0x48/0x280 [ 402.295163] run_timer_softirq+0x52/0xb0 [ 402.299234] ? rcu_read_lock_sched_held+0x14f/0x180 [ 402.304259] __do_softirq+0x308/0xb7e [ 402.308079] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 402.313187] ? irq_exit+0xbd/0x1c0 [ 402.316735] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 402.321761] ? smp_reschedule_interrupt+0x109/0x650 [ 402.326788] ? smp_call_function_single_interrupt+0x650/0x650 [ 402.332680] ? ret_from_intr+0xb/0x1e [ 402.336493] ? trace_hardirqs_off_caller+0xbb/0x310 [ 402.341520] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.346403] ? trace_hardirqs_on_caller+0x310/0x310 [ 402.351430] ? task_prio+0x50/0x50 [ 402.354978] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.360523] ? check_preemption_disabled+0x48/0x280 [ 402.365573] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.370436] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 402.374957] do_softirq_own_stack+0x2a/0x40 [ 402.379291] [ 402.381557] do_softirq.part.14+0x126/0x160 [ 402.385899] __local_bh_enable_ip+0x21d/0x260 [ 402.390414] __dev_queue_xmit+0x1aa3/0x3ad0 [ 402.394755] ? save_stack+0x43/0xd0 [ 402.398395] ? kasan_kmalloc+0xc7/0xe0 [ 402.402309] ? __kmalloc_node_track_caller+0x50/0x70 [ 402.407434] ? netdev_pick_tx+0x310/0x310 [ 402.411597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.417147] ? check_preemption_disabled+0x48/0x280 [ 402.422181] ? __lock_is_held+0xb5/0x140 [ 402.426270] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 402.431302] ? skb_release_data+0x1c4/0x880 [ 402.435638] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 402.440931] ? kasan_unpoison_shadow+0x35/0x50 [ 402.445525] ? skb_tx_error+0x2f0/0x2f0 [ 402.449520] ? __kmalloc_node_track_caller+0x50/0x70 [ 402.454643] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.460205] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 402.465752] ? kasan_check_write+0x14/0x20 [ 402.469991] ? pskb_expand_head+0x6b3/0x10f0 [ 402.474407] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 402.479874] ? skb_release_data+0x880/0x880 [ 402.484197] ? __alloc_skb+0x770/0x770 [ 402.488113] ? __lock_is_held+0xb5/0x140 [ 402.492201] ? kasan_check_write+0x14/0x20 [ 402.496438] ? __skb_clone+0x6c7/0xa00 [ 402.500332] ? __copy_skb_header+0x6b0/0x6b0 [ 402.504750] ? kmem_cache_alloc+0x33a/0x730 [ 402.509086] ? skb_ensure_writable+0x15e/0x640 [ 402.513682] dev_queue_xmit+0x17/0x20 [ 402.517482] ? dev_queue_xmit+0x17/0x20 [ 402.521464] __bpf_redirect+0x5cf/0xb20 [ 402.525452] ? __switch_to_asm+0x34/0x70 [ 402.529540] bpf_clone_redirect+0x2f6/0x490 [ 402.534085] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 402.539109] ? __sched_text_start+0x8/0x8 [ 402.543266] ? retint_kernel+0x2d/0x2d [ 402.547167] ? find_held_lock+0x36/0x1c0 [ 402.551249] ? lock_acquire+0x1ed/0x520 [ 402.555226] ? bpf_test_run+0x3cb/0x780 [ 402.559206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.564750] ? check_preemption_disabled+0x48/0x280 [ 402.569778] ? kasan_check_read+0x11/0x20 [ 402.573930] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.579215] ? rcu_softirq_qs+0x20/0x20 [ 402.583194] ? preempt_schedule+0x4d/0x60 [ 402.587346] ? ___preempt_schedule+0x16/0x18 [ 402.591777] ? bpf_test_run+0x25d/0x780 [ 402.595771] ? netlink_diag_dump+0x2a0/0x2a0 [ 402.600187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.605724] ? bpf_test_init.isra.10+0x70/0x100 [ 402.610401] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 402.615177] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 402.620021] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 402.625565] ? fput+0x130/0x1a0 [ 402.628850] ? __bpf_prog_get+0x9b/0x290 [ 402.632916] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 402.637758] ? bpf_prog_test_run+0x130/0x1a0 [ 402.642178] ? __x64_sys_bpf+0x3d8/0x520 [ 402.646253] ? bpf_prog_get+0x20/0x20 [ 402.650079] ? do_syscall_64+0x1b9/0x820 [ 402.654161] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 402.659533] ? syscall_return_slowpath+0x5e0/0x5e0 [ 402.664463] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.669313] ? trace_hardirqs_on_caller+0x310/0x310 [ 402.674333] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 402.679399] ? prepare_exit_to_usermode+0x291/0x3b0 [ 402.684426] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 402.689306] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.694702] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 402.694793] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 402.701455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.701460] Call Trace: [ 402.701467] [ 402.701487] dump_stack+0x244/0x39d [ 402.701506] ? dump_stack_print_info.cold.1+0x20/0x20 [ 402.701533] warn_alloc.cold.116+0xb7/0x1bd [ 402.708060] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 402.717351] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 402.719919] syz-executor3 cpuset=syz3 mems_allowed=0 [ 402.722066] ? lock_downgrade+0x900/0x900 [ 402.759692] ? trace_hardirqs_off+0xb8/0x310 [ 402.764113] ? trace_hardirqs_off+0xb8/0x310 [ 402.768540] __alloc_pages_slowpath+0x26e8/0x2e10 [ 402.773423] ? warn_alloc+0x120/0x120 [ 402.777229] ? print_usage_bug+0xc0/0xc0 [ 402.781310] ? warn_alloc+0x120/0x120 [ 402.785118] ? warn_alloc+0x120/0x120 [ 402.788924] ? print_usage_bug+0xc0/0xc0 [ 402.792991] ? kvm_clock_read+0x18/0x30 [ 402.796970] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 402.801990] ? print_usage_bug+0xc0/0xc0 [ 402.806058] ? __lock_acquire+0x62f/0x4c20 [ 402.810302] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.815842] ? should_fail+0x22d/0xd01 [ 402.819742] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.825024] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.830130] ? __lock_acquire+0x62f/0x4c20 [ 402.834384] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 402.839493] ? __lock_acquire+0x62f/0x4c20 [ 402.843739] ? should_fail+0x22d/0xd01 [ 402.847625] ? rcu_irq_exit+0x1a2/0x390 [ 402.851641] ? mark_held_locks+0x130/0x130 [ 402.855903] ? mark_held_locks+0x130/0x130 [ 402.860150] ? mark_held_locks+0xc7/0x130 [ 402.864302] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 402.869337] ? zap_class+0x640/0x640 [ 402.873065] ? print_usage_bug+0xc0/0xc0 [ 402.877135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.882677] ? check_preemption_disabled+0x48/0x280 [ 402.887708] ? __lock_is_held+0xb5/0x140 [ 402.891783] __alloc_pages_nodemask+0xa80/0xde0 [ 402.896460] ? zap_class+0x640/0x640 [ 402.900180] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 402.905214] ? find_held_lock+0x36/0x1c0 [ 402.909291] ? ____cache_alloc_node+0x1c7/0x1e0 [ 402.913970] ? lock_downgrade+0x900/0x900 [ 402.918133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.923681] cache_grow_begin+0xa5/0x8c0 [ 402.927747] ? do_raw_spin_unlock+0xa7/0x330 [ 402.932170] fallback_alloc+0x204/0x2e0 [ 402.936157] ____cache_alloc_node+0x1c7/0x1e0 [ 402.940666] kmem_cache_alloc_node+0xe3/0x730 [ 402.945175] ? ipv6_get_ifaddr+0x42e/0x620 [ 402.949428] __alloc_skb+0x119/0x770 [ 402.953147] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 402.958439] ? netdev_alloc_frag+0x1f0/0x1f0 [ 402.962856] ? lock_downgrade+0x900/0x900 [ 402.967021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.972565] ? refcount_sub_and_test_checked+0x203/0x310 [ 402.978039] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 402.983494] ? addrconf_rs_timer+0x690/0x690 [ 402.987923] ndisc_alloc_skb+0x144/0x340 [ 402.991993] ndisc_send_rs+0x331/0x6e0 [ 402.995892] addrconf_rs_timer+0x314/0x690 [ 403.000148] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.004400] call_timer_fn+0x272/0x920 [ 403.008291] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.012536] ? process_timeout+0x40/0x40 [ 403.016613] ? mark_held_locks+0xc7/0x130 [ 403.020772] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.025267] ? _raw_spin_unlock_irq+0x27/0x80 [ 403.029762] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.034004] ? lockdep_hardirqs_on+0x296/0x5b0 [ 403.038603] ? trace_hardirqs_on+0xbd/0x310 [ 403.042937] ? kasan_check_read+0x11/0x20 [ 403.047089] ? __run_timers+0x7da/0xc70 [ 403.051068] ? trace_hardirqs_off_caller+0x310/0x310 [ 403.056182] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.060430] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 403.064679] __run_timers+0x7e5/0xc70 [ 403.068497] ? timer_fixup_init+0x70/0x70 [ 403.072668] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 403.077708] ? zap_class+0x640/0x640 [ 403.081430] ? print_usage_bug+0xc0/0xc0 [ 403.085498] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 403.090699] ? find_held_lock+0x36/0x1c0 [ 403.094770] ? zap_class+0x640/0x640 [ 403.098492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.104214] ? check_preemption_disabled+0x48/0x280 [ 403.109245] ? __lock_is_held+0xb5/0x140 [ 403.113310] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.118860] ? check_preemption_disabled+0x48/0x280 [ 403.123896] run_timer_softirq+0x52/0xb0 [ 403.127960] ? rcu_read_lock_sched_held+0x14f/0x180 [ 403.132993] __do_softirq+0x308/0xb7e [ 403.136807] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 403.141305] ? lock_downgrade+0x900/0x900 [ 403.145468] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 403.150588] ? pvclock_read_flags+0x160/0x160 [ 403.155090] ? lapic_next_event+0x5a/0x90 [ 403.159247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.164801] ? kvm_clock_read+0x18/0x30 [ 403.168783] ? kvm_sched_clock_read+0x9/0x20 [ 403.173200] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.178751] ? check_preemption_disabled+0x48/0x280 [ 403.183786] irq_exit+0x17f/0x1c0 [ 403.187247] smp_apic_timer_interrupt+0x1cb/0x760 [ 403.192109] ? smp_call_function_single_interrupt+0x650/0x650 [ 403.197999] ? interrupt_entry+0xb5/0xc0 [ 403.202069] ? trace_hardirqs_off_caller+0xbb/0x310 [ 403.207092] ? trace_hardirqs_off_caller+0xbb/0x310 [ 403.212117] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.216966] ? trace_hardirqs_on_caller+0x310/0x310 [ 403.221988] ? trace_hardirqs_on_caller+0x310/0x310 [ 403.227008] ? task_prio+0x50/0x50 [ 403.230552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.236098] ? check_preemption_disabled+0x48/0x280 [ 403.241129] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.245988] apic_timer_interrupt+0xf/0x20 [ 403.250224] [ 403.252466] RIP: 0010:dump_stack+0x358/0x39d [ 403.256877] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 403.275786] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 403.283518] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 403.290792] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 403.298075] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 403.305481] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 403.312752] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 403.320049] ? dump_stack+0x34f/0x39d [ 403.323884] ? dump_stack_print_info.cold.1+0x20/0x20 [ 403.329091] ? mark_held_locks+0x130/0x130 [ 403.333331] ? mark_held_locks+0x130/0x130 [ 403.337596] dump_header+0x27b/0xf72 [ 403.341338] ? pagefault_out_of_memory+0x197/0x197 [ 403.346289] ? __lock_acquire+0x62f/0x4c20 [ 403.350530] ? percpu_ref_get_many+0x240/0x240 [ 403.355166] ? print_usage_bug+0xc0/0xc0 [ 403.359256] ? zap_class+0x640/0x640 [ 403.362973] ? print_usage_bug+0xc0/0xc0 [ 403.367041] ? print_usage_bug+0xc0/0xc0 [ 403.371111] ? zap_class+0x640/0x640 [ 403.374834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.380396] ? find_held_lock+0x36/0x1c0 [ 403.384477] ? mark_held_locks+0xc7/0x130 [ 403.388652] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 403.393766] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 403.398877] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 403.403470] ? trace_hardirqs_on+0xbd/0x310 [ 403.407798] ? kasan_check_read+0x11/0x20 [ 403.411947] ? ___ratelimit+0x3b4/0x672 [ 403.415929] ? trace_hardirqs_off_caller+0x310/0x310 [ 403.421036] ? trace_hardirqs_on+0x310/0x310 [ 403.425449] ? lock_downgrade+0x900/0x900 [ 403.429604] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 403.434721] ? ___ratelimit+0x3b9/0x672 [ 403.438706] ? idr_get_free+0xf70/0xf70 [ 403.442699] ? find_held_lock+0x36/0x1c0 [ 403.446779] oom_kill_process.cold.27+0x10/0x903 [ 403.451539] ? zap_class+0x640/0x640 [ 403.455256] ? check_preemption_disabled+0x48/0x280 [ 403.460280] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 403.465217] ? kasan_check_read+0x11/0x20 [ 403.469378] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.474675] ? oom_evaluate_task+0x540/0x540 [ 403.479093] ? find_held_lock+0x36/0x1c0 [ 403.483168] ? out_of_memory+0x974/0x1430 [ 403.487324] ? lock_downgrade+0x900/0x900 [ 403.491480] ? check_preemption_disabled+0x48/0x280 [ 403.496505] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 403.501452] ? kasan_check_read+0x11/0x20 [ 403.505610] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.510899] ? rcu_softirq_qs+0x20/0x20 [ 403.514885] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.520424] ? oom_evaluate_task+0x302/0x540 [ 403.524837] out_of_memory+0xa84/0x1430 [ 403.528838] ? oom_killer_disable+0x3a0/0x3a0 [ 403.533338] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 403.538281] ? __ww_mutex_check_waiters+0x160/0x160 [ 403.543316] __alloc_pages_slowpath+0x2354/0x2e10 [ 403.548198] ? warn_alloc+0x120/0x120 [ 403.552000] ? mark_held_locks+0x130/0x130 [ 403.556242] ? find_get_entry+0xaae/0x1120 [ 403.560499] ? filemap_map_pages+0x1a20/0x1a20 [ 403.565090] ? zap_class+0x640/0x640 [ 403.568819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.574368] ? check_preemption_disabled+0x48/0x280 [ 403.579393] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.584931] ? should_fail+0x22d/0xd01 [ 403.588824] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 403.593952] ? zap_class+0x640/0x640 [ 403.597699] ? __lock_is_held+0xb5/0x140 [ 403.601772] ? mark_held_locks+0x130/0x130 [ 403.606013] ? lock_release+0xa00/0xa00 [ 403.609996] ? perf_trace_sched_process_exec+0x860/0x860 [ 403.615449] ? xa_load+0x2ba/0x460 [ 403.618999] ? lock_downgrade+0x900/0x900 [ 403.623155] ? __might_sleep+0x95/0x190 [ 403.627142] __alloc_pages_nodemask+0xa80/0xde0 [ 403.631834] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 403.636861] ? __page_cache_alloc+0x191/0x5c0 [ 403.641370] ? xa_load+0x2e1/0x460 [ 403.644919] ? xa_clear_mark+0x40/0x40 [ 403.648813] ? zap_class+0x640/0x640 [ 403.652541] ? zap_class+0x640/0x640 [ 403.656255] ? zap_class+0x640/0x640 [ 403.659976] ? __do_page_cache_readahead+0x663/0x810 [ 403.665090] ? find_held_lock+0x36/0x1c0 [ 403.669161] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 403.674713] alloc_pages_current+0x173/0x350 [ 403.679131] __page_cache_alloc+0x38c/0x5c0 [ 403.683452] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 403.688389] ? kasan_check_read+0x11/0x20 [ 403.692540] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.697823] ? generic_perform_write+0x6a0/0x6a0 [ 403.702586] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.708128] ? check_preemption_disabled+0x48/0x280 [ 403.713154] filemap_fault+0x1595/0x25f0 [ 403.717242] ? __lock_page_or_retry+0xa00/0xa00 [ 403.721921] ? mark_held_locks+0x130/0x130 [ 403.726174] ? filemap_map_pages+0xd6b/0x1a20 [ 403.730686] ? lock_downgrade+0x900/0x900 [ 403.734846] ? check_preemption_disabled+0x48/0x280 [ 403.739877] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 403.744809] ? kasan_check_read+0x11/0x20 [ 403.748958] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.754241] ? rcu_softirq_qs+0x20/0x20 [ 403.758235] ? filemap_map_pages+0xd92/0x1a20 [ 403.762752] ? find_get_entries_tag+0x1400/0x1400 [ 403.767599] ? __kernel_text_address+0xd/0x40 [ 403.772108] ? unwind_get_return_address+0x61/0xa0 [ 403.777064] ? lock_acquire+0x1ed/0x520 [ 403.781045] ? ext4_filemap_fault+0x7a/0xad [ 403.785386] ? lock_release+0xa00/0xa00 [ 403.789368] ? perf_trace_sched_process_exec+0x860/0x860 [ 403.794820] ? print_usage_bug+0xc0/0xc0 [ 403.798885] ? print_usage_bug+0xc0/0xc0 [ 403.802950] ? __x64_sys_read+0x73/0xb0 [ 403.806944] ? down_read+0x8d/0x120 [ 403.810585] ? ext4_filemap_fault+0x7a/0xad [ 403.814913] ? __down_interruptible+0x700/0x700 [ 403.819591] ? find_held_lock+0x36/0x1c0 [ 403.823666] ext4_filemap_fault+0x82/0xad [ 403.827842] __do_fault+0x100/0x6b0 [ 403.831474] ? lock_downgrade+0x900/0x900 [ 403.835625] ? pmd_devmap_trans_unstable+0x220/0x220 [ 403.840745] ? kasan_check_read+0x11/0x20 [ 403.844902] ? do_raw_spin_unlock+0xa7/0x330 [ 403.849336] ? do_raw_spin_trylock+0x270/0x270 [ 403.853955] __handle_mm_fault+0x3ea0/0x5be0 [ 403.858383] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 403.863243] ? find_held_lock+0x36/0x1c0 [ 403.867326] ? zap_class+0x640/0x640 [ 403.871050] ? zap_class+0x640/0x640 [ 403.874774] ? find_held_lock+0x36/0x1c0 [ 403.878852] ? handle_mm_fault+0x42a/0xc70 [ 403.883106] ? lock_downgrade+0x900/0x900 [ 403.887259] ? check_preemption_disabled+0x48/0x280 [ 403.892289] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 403.897221] ? kasan_check_read+0x11/0x20 [ 403.901390] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 403.906684] ? rcu_softirq_qs+0x20/0x20 [ 403.910662] ? trace_hardirqs_off_caller+0x310/0x310 [ 403.915772] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.921329] ? check_preemption_disabled+0x48/0x280 [ 403.926372] handle_mm_fault+0x54f/0xc70 [ 403.930440] ? __handle_mm_fault+0x5be0/0x5be0 [ 403.935030] ? find_vma+0x34/0x190 [ 403.938587] __do_page_fault+0x5e8/0xe60 [ 403.942657] ? trace_hardirqs_off+0xb8/0x310 [ 403.947071] ? kernel_write+0x120/0x120 [ 403.951059] do_page_fault+0xf2/0x7e0 [ 403.954866] ? vmalloc_sync_all+0x30/0x30 [ 403.959037] ? error_entry+0x70/0xd0 [ 403.962758] ? trace_hardirqs_off_caller+0xbb/0x310 [ 403.968022] ? trace_hardirqs_on_caller+0xc0/0x310 [ 403.972960] ? syscall_return_slowpath+0x5e0/0x5e0 [ 403.977889] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 403.982753] ? trace_hardirqs_on_caller+0x310/0x310 [ 403.987775] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 403.993234] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 403.998266] ? prepare_exit_to_usermode+0x291/0x3b0 [ 404.003289] ? page_fault+0x8/0x30 [ 404.006835] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.011710] ? page_fault+0x8/0x30 [ 404.015252] page_fault+0x1e/0x30 [ 404.018724] RIP: 0033:0x7ff3690bcdb4 [ 404.022451] Code: Bad RIP value. [ 404.025811] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 404.031178] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 404.038445] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 404.045718] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 404.052989] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 404.060272] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 404.067566] warn_alloc_show_mem: 1 callbacks suppressed [ 404.067578] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 404.067580] Mem-Info: [ 404.067616] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 404.067616] active_file:11 inactive_file:13 isolated_file:1 [ 404.067616] unevictable:0 dirty:0 writeback:0 unstable:0 [ 404.067616] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 404.067616] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 404.067616] free:13670 free_pcp:401 free_cma:0 [ 404.072963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 404.072972] Call Trace: [ 404.080258] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 404.082665] [ 404.115805] Node 0 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 [ 404.125169] dump_stack+0x244/0x39d [ 404.127740] lowmem_reserve[]: 0 2818 6321 6321 [ 404.155422] ? dump_stack_print_info.cold.1+0x20/0x20 [ 404.157553] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 404.183679] warn_alloc.cold.116+0xb7/0x1bd [ 404.187287] lowmem_reserve[]: 0 0 3503 3503 [ 404.191865] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 404.197031] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 404.224643] ? lock_downgrade+0x900/0x900 [ 404.228942] lowmem_reserve[]: 0 0 0 0 [ 404.233267] ? trace_hardirqs_off+0xb8/0x310 [ 404.238082] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 404.267244] ? trace_hardirqs_off+0xb8/0x310 [ 404.271379] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 404.275181] __alloc_pages_slowpath+0x26e8/0x2e10 [ 404.279560] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 404.293113] ? warn_alloc+0x120/0x120 [ 404.297487] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 404.313294] ? print_usage_bug+0xc0/0xc0 [ 404.318115] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 404.318124] 1519 total pagecache pages [ 404.331762] ? warn_alloc+0x120/0x120 [ 404.335546] 0 pages in swap cache [ 404.344384] ? warn_alloc+0x120/0x120 [ 404.348438] Swap cache stats: add 0, delete 0, find 0/0 [ 404.357006] ? print_usage_bug+0xc0/0xc0 [ 404.360872] Free swap = 0kB [ 404.364666] ? print_usage_bug+0xc0/0xc0 [ 404.368094] Total swap = 0kB [ 404.371893] ? __lock_acquire+0x62f/0x4c20 [ 404.377237] 1965979 pages RAM [ 404.381295] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.384283] 0 pages HighMem/MovableOnly [ 404.384292] 342853 pages reserved [ 404.388353] ? should_fail+0x22d/0xd01 [ 404.391352] 0 pages cma reserved [ 404.395635] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.398785] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 404.404252] ? __lock_acquire+0x62f/0x4c20 [ 404.404271] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 404.404284] ? __lock_acquire+0x62f/0x4c20 [ 404.404300] ? should_fail+0x22d/0xd01 [ 404.408319] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 404.411703] ? find_held_lock+0x36/0x1c0 [ 404.415572] rsyslogd cpuset=/ mems_allowed=0 [ 404.418940] ? mark_held_locks+0x130/0x130 [ 404.470623] ? mark_held_locks+0x130/0x130 [ 404.474875] ? zap_class+0x640/0x640 [ 404.478616] ? zap_class+0x640/0x640 [ 404.482333] ? print_usage_bug+0xc0/0xc0 [ 404.486410] ? do_raw_spin_unlock+0xa7/0x330 [ 404.490825] ? zap_class+0x640/0x640 [ 404.494544] ? print_usage_bug+0xc0/0xc0 [ 404.498614] ? wq_watchdog_touch+0x9c/0xfe [ 404.502860] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.508417] ? check_preemption_disabled+0x48/0x280 [ 404.513477] ? __lock_is_held+0xb5/0x140 [ 404.517551] __alloc_pages_nodemask+0xa80/0xde0 [ 404.522224] ? zap_class+0x640/0x640 [ 404.525946] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 404.530995] ? find_held_lock+0x36/0x1c0 [ 404.535083] ? ____cache_alloc_node+0x1c7/0x1e0 [ 404.539762] ? lock_downgrade+0x900/0x900 [ 404.543926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.549503] cache_grow_begin+0xa5/0x8c0 [ 404.553572] ? do_raw_spin_unlock+0xa7/0x330 [ 404.558012] fallback_alloc+0x204/0x2e0 [ 404.561999] ____cache_alloc_node+0x1c7/0x1e0 [ 404.566506] kmem_cache_alloc_node+0xe3/0x730 [ 404.571008] ? ipv6_get_ifaddr+0x42e/0x620 [ 404.575255] __alloc_skb+0x119/0x770 [ 404.578970] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 404.584264] ? netdev_alloc_frag+0x1f0/0x1f0 [ 404.588675] ? lock_downgrade+0x900/0x900 [ 404.592837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.598384] ? refcount_sub_and_test_checked+0x203/0x310 [ 404.603845] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 404.609301] ? addrconf_rs_timer+0x690/0x690 [ 404.613727] ndisc_alloc_skb+0x144/0x340 [ 404.617797] ndisc_send_rs+0x331/0x6e0 [ 404.621709] addrconf_rs_timer+0x314/0x690 [ 404.625958] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.630203] call_timer_fn+0x272/0x920 [ 404.634089] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.638328] ? process_timeout+0x40/0x40 [ 404.642408] ? __run_timers+0x7da/0xc70 [ 404.646394] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.650891] ? _raw_spin_unlock_irq+0x27/0x80 [ 404.655395] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.659656] ? lockdep_hardirqs_on+0x296/0x5b0 [ 404.664245] ? trace_hardirqs_on+0xbd/0x310 [ 404.668578] ? kasan_check_read+0x11/0x20 [ 404.672725] ? __run_timers+0x7da/0xc70 [ 404.676707] ? trace_hardirqs_off_caller+0x310/0x310 [ 404.681821] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.686067] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 404.690308] __run_timers+0x7e5/0xc70 [ 404.694120] ? timer_fixup_init+0x70/0x70 [ 404.698280] ? lock_downgrade+0x900/0x900 [ 404.702429] ? zap_class+0x640/0x640 [ 404.706163] ? pvclock_read_flags+0x160/0x160 [ 404.710661] ? hrtimer_start_range_ns+0xe00/0xe00 [ 404.715508] ? trace_hardirqs_on+0x310/0x310 [ 404.719927] ? kvm_clock_read+0x18/0x30 [ 404.723906] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 404.728922] ? ktime_get+0x2c1/0x400 [ 404.732642] ? zap_class+0x640/0x640 [ 404.736367] ? pvclock_read_flags+0x160/0x160 [ 404.740870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.746434] ? check_preemption_disabled+0x48/0x280 [ 404.751499] ? __lock_is_held+0xb5/0x140 [ 404.755561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.761103] ? check_preemption_disabled+0x48/0x280 [ 404.766142] run_timer_softirq+0x52/0xb0 [ 404.770209] ? rcu_read_lock_sched_held+0x14f/0x180 [ 404.775227] __do_softirq+0x308/0xb7e [ 404.779041] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 404.784190] ? irq_exit+0xbd/0x1c0 [ 404.787781] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 404.792808] ? smp_reschedule_interrupt+0x109/0x650 [ 404.797848] ? smp_call_function_single_interrupt+0x650/0x650 [ 404.803734] ? ret_from_intr+0xb/0x1e [ 404.807553] ? trace_hardirqs_off_caller+0xbb/0x310 [ 404.812585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.817433] ? trace_hardirqs_on_caller+0x310/0x310 [ 404.822456] ? task_prio+0x50/0x50 [ 404.826004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.831550] ? check_preemption_disabled+0x48/0x280 [ 404.836577] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 404.841426] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 404.845929] do_softirq_own_stack+0x2a/0x40 [ 404.850258] [ 404.852497] do_softirq.part.14+0x126/0x160 [ 404.856835] __local_bh_enable_ip+0x21d/0x260 [ 404.861335] __dev_queue_xmit+0x1aa3/0x3ad0 [ 404.865669] ? save_stack+0x43/0xd0 [ 404.869311] ? kasan_kmalloc+0xc7/0xe0 [ 404.873219] ? __kmalloc_node_track_caller+0x50/0x70 [ 404.878344] ? netdev_pick_tx+0x310/0x310 [ 404.882518] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.888060] ? check_preemption_disabled+0x48/0x280 [ 404.893092] ? __lock_is_held+0xb5/0x140 [ 404.897177] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 404.902195] ? skb_release_data+0x1c4/0x880 [ 404.906524] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 404.911819] ? kasan_unpoison_shadow+0x35/0x50 [ 404.916410] ? skb_tx_error+0x2f0/0x2f0 [ 404.920401] ? __kmalloc_node_track_caller+0x50/0x70 [ 404.925509] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.931051] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 404.936595] ? kasan_check_write+0x14/0x20 [ 404.940836] ? pskb_expand_head+0x6b3/0x10f0 [ 404.945252] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 404.950718] ? skb_release_data+0x880/0x880 [ 404.955048] ? __alloc_skb+0x770/0x770 [ 404.958947] ? __lock_is_held+0xb5/0x140 [ 404.963020] ? kasan_check_write+0x14/0x20 [ 404.967259] ? __skb_clone+0x6c7/0xa00 [ 404.971169] ? __copy_skb_header+0x6b0/0x6b0 [ 404.975583] ? kmem_cache_alloc+0x33a/0x730 [ 404.979921] ? skb_ensure_writable+0x15e/0x640 [ 404.984518] dev_queue_xmit+0x17/0x20 [ 404.988324] ? dev_queue_xmit+0x17/0x20 [ 404.992308] __bpf_redirect+0x5cf/0xb20 [ 404.996286] ? __switch_to_asm+0x34/0x70 [ 405.000364] bpf_clone_redirect+0x2f6/0x490 [ 405.004701] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 405.009729] ? __sched_text_start+0x8/0x8 [ 405.013882] ? retint_kernel+0x2d/0x2d [ 405.017789] ? find_held_lock+0x36/0x1c0 [ 405.021862] ? lock_acquire+0x1ed/0x520 [ 405.025839] ? bpf_test_run+0x3cb/0x780 [ 405.029838] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.035396] ? check_preemption_disabled+0x48/0x280 [ 405.040429] ? kasan_check_read+0x11/0x20 [ 405.044580] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 405.049863] ? rcu_softirq_qs+0x20/0x20 [ 405.053842] ? preempt_schedule+0x4d/0x60 [ 405.057997] ? ___preempt_schedule+0x16/0x18 [ 405.062420] ? bpf_test_run+0x25d/0x780 [ 405.066413] ? netlink_diag_dump+0x2a0/0x2a0 [ 405.070828] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.076376] ? bpf_test_init.isra.10+0x70/0x100 [ 405.081077] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 405.085859] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 405.090706] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 405.096264] ? fput+0x130/0x1a0 [ 405.100083] ? __bpf_prog_get+0x9b/0x290 [ 405.104157] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 405.109016] ? bpf_prog_test_run+0x130/0x1a0 [ 405.113435] ? __x64_sys_bpf+0x3d8/0x520 [ 405.117499] ? bpf_prog_get+0x20/0x20 [ 405.121329] ? do_syscall_64+0x1b9/0x820 [ 405.125416] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 405.130794] ? syscall_return_slowpath+0x5e0/0x5e0 [ 405.135736] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.140586] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.145607] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 405.150636] ? prepare_exit_to_usermode+0x291/0x3b0 [ 405.155666] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.160521] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.165915] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 405.165987] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 405.172672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.172677] Call Trace: [ 405.172684] [ 405.172707] dump_stack+0x244/0x39d [ 405.172726] ? dump_stack_print_info.cold.1+0x20/0x20 [ 405.179259] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 405.188566] warn_alloc.cold.116+0xb7/0x1bd [ 405.191133] syz-executor3 cpuset=syz3 mems_allowed=0 [ 405.193282] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 405.226809] ? lock_downgrade+0x900/0x900 [ 405.230975] ? trace_hardirqs_off+0xb8/0x310 [ 405.235418] ? trace_hardirqs_off+0xb8/0x310 [ 405.239840] __alloc_pages_slowpath+0x26e8/0x2e10 [ 405.244728] ? warn_alloc+0x120/0x120 [ 405.248535] ? print_usage_bug+0xc0/0xc0 [ 405.252614] ? warn_alloc+0x120/0x120 [ 405.256441] ? warn_alloc+0x120/0x120 [ 405.260251] ? print_usage_bug+0xc0/0xc0 [ 405.264327] ? print_usage_bug+0xc0/0xc0 [ 405.268407] ? __lock_acquire+0x62f/0x4c20 [ 405.272658] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.278199] ? should_fail+0x22d/0xd01 [ 405.282099] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.287208] ? __lock_acquire+0x62f/0x4c20 [ 405.291456] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 405.296579] ? __lock_acquire+0x62f/0x4c20 [ 405.300819] ? should_fail+0x22d/0xd01 [ 405.304727] ? find_held_lock+0x36/0x1c0 [ 405.308803] ? mark_held_locks+0x130/0x130 [ 405.313049] ? mark_held_locks+0x130/0x130 [ 405.317285] ? zap_class+0x640/0x640 [ 405.321010] ? zap_class+0x640/0x640 [ 405.324734] ? print_usage_bug+0xc0/0xc0 [ 405.328799] ? do_raw_spin_unlock+0xa7/0x330 [ 405.333207] ? zap_class+0x640/0x640 [ 405.336926] ? print_usage_bug+0xc0/0xc0 [ 405.340988] ? wq_watchdog_touch+0x9c/0xfe [ 405.345231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.350777] ? check_preemption_disabled+0x48/0x280 [ 405.355809] ? __lock_is_held+0xb5/0x140 [ 405.359893] __alloc_pages_nodemask+0xa80/0xde0 [ 405.364573] ? zap_class+0x640/0x640 [ 405.368322] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 405.373387] ? find_held_lock+0x36/0x1c0 [ 405.377468] ? ____cache_alloc_node+0x1c7/0x1e0 [ 405.382151] ? lock_downgrade+0x900/0x900 [ 405.386310] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.391862] cache_grow_begin+0xa5/0x8c0 [ 405.395944] ? do_raw_spin_unlock+0xa7/0x330 [ 405.400384] fallback_alloc+0x204/0x2e0 [ 405.404382] ____cache_alloc_node+0x1c7/0x1e0 [ 405.408888] kmem_cache_alloc_node+0xe3/0x730 [ 405.413392] ? ipv6_get_ifaddr+0x42e/0x620 [ 405.417646] __alloc_skb+0x119/0x770 [ 405.421382] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 405.426676] ? netdev_alloc_frag+0x1f0/0x1f0 [ 405.431148] ? lock_downgrade+0x900/0x900 [ 405.435318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.440860] ? refcount_sub_and_test_checked+0x203/0x310 [ 405.446320] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 405.451777] ? addrconf_rs_timer+0x690/0x690 [ 405.456204] ndisc_alloc_skb+0x144/0x340 [ 405.460273] ndisc_send_rs+0x331/0x6e0 [ 405.464174] addrconf_rs_timer+0x314/0x690 [ 405.468422] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.472688] call_timer_fn+0x272/0x920 [ 405.476587] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.480824] ? process_timeout+0x40/0x40 [ 405.484900] ? mark_held_locks+0xc7/0x130 [ 405.489056] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.493550] ? _raw_spin_unlock_irq+0x27/0x80 [ 405.498045] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.502282] ? lockdep_hardirqs_on+0x296/0x5b0 [ 405.506869] ? trace_hardirqs_on+0xbd/0x310 [ 405.511233] ? kasan_check_read+0x11/0x20 [ 405.515400] ? __run_timers+0x7da/0xc70 [ 405.519397] ? trace_hardirqs_off_caller+0x310/0x310 [ 405.524523] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.528783] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 405.533023] __run_timers+0x7e5/0xc70 [ 405.536858] ? timer_fixup_init+0x70/0x70 [ 405.541010] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 405.546038] ? zap_class+0x640/0x640 [ 405.549765] ? print_usage_bug+0xc0/0xc0 [ 405.553832] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 405.559032] ? find_held_lock+0x36/0x1c0 [ 405.563119] ? zap_class+0x640/0x640 [ 405.566853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.572403] ? check_preemption_disabled+0x48/0x280 [ 405.577439] ? __lock_is_held+0xb5/0x140 [ 405.581510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.587050] ? check_preemption_disabled+0x48/0x280 [ 405.592091] run_timer_softirq+0x52/0xb0 [ 405.596157] ? rcu_read_lock_sched_held+0x14f/0x180 [ 405.601180] __do_softirq+0x308/0xb7e [ 405.604990] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 405.609493] ? lock_downgrade+0x900/0x900 [ 405.613659] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 405.618783] ? pvclock_read_flags+0x160/0x160 [ 405.623289] ? lapic_next_event+0x5a/0x90 [ 405.627454] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.633008] ? kvm_clock_read+0x18/0x30 [ 405.636990] ? kvm_sched_clock_read+0x9/0x20 [ 405.641412] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.646968] ? check_preemption_disabled+0x48/0x280 [ 405.652010] irq_exit+0x17f/0x1c0 [ 405.655478] smp_apic_timer_interrupt+0x1cb/0x760 [ 405.660332] ? smp_call_function_single_interrupt+0x650/0x650 [ 405.666236] ? interrupt_entry+0xb5/0xc0 [ 405.670323] ? trace_hardirqs_off_caller+0xbb/0x310 [ 405.675366] ? trace_hardirqs_off_caller+0xbb/0x310 [ 405.680417] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.685278] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.690309] ? trace_hardirqs_on_caller+0x310/0x310 [ 405.695350] ? task_prio+0x50/0x50 [ 405.698912] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.704467] ? check_preemption_disabled+0x48/0x280 [ 405.709501] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 405.714375] apic_timer_interrupt+0xf/0x20 [ 405.718620] [ 405.720876] RIP: 0010:dump_stack+0x358/0x39d [ 405.725290] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 405.744210] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 405.751937] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 405.759219] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 405.766497] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 405.773803] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 405.781092] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 405.788399] ? dump_stack+0x34f/0x39d [ 405.792222] ? dump_stack_print_info.cold.1+0x20/0x20 [ 405.797423] ? mark_held_locks+0x130/0x130 [ 405.801671] ? mark_held_locks+0x130/0x130 [ 405.805917] dump_header+0x27b/0xf72 [ 405.809660] ? pagefault_out_of_memory+0x197/0x197 [ 405.814604] ? __lock_acquire+0x62f/0x4c20 [ 405.818885] ? percpu_ref_get_many+0x240/0x240 [ 405.823479] ? print_usage_bug+0xc0/0xc0 [ 405.827556] ? zap_class+0x640/0x640 [ 405.831290] ? print_usage_bug+0xc0/0xc0 [ 405.835354] ? print_usage_bug+0xc0/0xc0 [ 405.839430] ? zap_class+0x640/0x640 [ 405.843154] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.848717] ? find_held_lock+0x36/0x1c0 [ 405.852795] ? mark_held_locks+0xc7/0x130 [ 405.856965] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 405.862072] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 405.867184] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 405.871774] ? trace_hardirqs_on+0xbd/0x310 [ 405.876105] ? kasan_check_read+0x11/0x20 [ 405.880256] ? ___ratelimit+0x3b4/0x672 [ 405.884240] ? trace_hardirqs_off_caller+0x310/0x310 [ 405.889364] ? trace_hardirqs_on+0x310/0x310 [ 405.893783] ? lock_downgrade+0x900/0x900 [ 405.897979] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 405.903098] ? ___ratelimit+0x3b9/0x672 [ 405.907080] ? idr_get_free+0xf70/0xf70 [ 405.911060] ? find_held_lock+0x36/0x1c0 [ 405.915148] oom_kill_process.cold.27+0x10/0x903 [ 405.919930] ? zap_class+0x640/0x640 [ 405.923666] ? check_preemption_disabled+0x48/0x280 [ 405.928701] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 405.933644] ? kasan_check_read+0x11/0x20 [ 405.937801] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 405.943086] ? oom_evaluate_task+0x540/0x540 [ 405.947505] ? find_held_lock+0x36/0x1c0 [ 405.951584] ? out_of_memory+0x974/0x1430 [ 405.955747] ? lock_downgrade+0x900/0x900 [ 405.959904] ? check_preemption_disabled+0x48/0x280 [ 405.964934] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 405.970127] ? kasan_check_read+0x11/0x20 [ 405.974287] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 405.979566] ? rcu_softirq_qs+0x20/0x20 [ 405.983552] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.989104] ? oom_evaluate_task+0x302/0x540 [ 405.993519] out_of_memory+0xa84/0x1430 [ 405.997506] ? oom_killer_disable+0x3a0/0x3a0 [ 406.002004] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 406.006943] ? __ww_mutex_check_waiters+0x160/0x160 [ 406.011984] __alloc_pages_slowpath+0x2354/0x2e10 [ 406.016862] ? warn_alloc+0x120/0x120 [ 406.020670] ? mark_held_locks+0x130/0x130 [ 406.024912] ? find_get_entry+0xaae/0x1120 [ 406.029160] ? filemap_map_pages+0x1a20/0x1a20 [ 406.033761] ? zap_class+0x640/0x640 [ 406.037499] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.043042] ? check_preemption_disabled+0x48/0x280 [ 406.048061] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.053607] ? should_fail+0x22d/0xd01 [ 406.057511] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.062618] ? zap_class+0x640/0x640 [ 406.066373] ? __lock_is_held+0xb5/0x140 [ 406.070450] ? mark_held_locks+0x130/0x130 [ 406.074696] ? lock_release+0xa00/0xa00 [ 406.078679] ? perf_trace_sched_process_exec+0x860/0x860 [ 406.084132] ? xa_load+0x2ba/0x460 [ 406.087702] ? lock_downgrade+0x900/0x900 [ 406.091858] ? __might_sleep+0x95/0x190 [ 406.095847] __alloc_pages_nodemask+0xa80/0xde0 [ 406.100533] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 406.105558] ? __page_cache_alloc+0x191/0x5c0 [ 406.110062] ? xa_load+0x2e1/0x460 [ 406.113610] ? xa_clear_mark+0x40/0x40 [ 406.117513] ? zap_class+0x640/0x640 [ 406.121238] ? zap_class+0x640/0x640 [ 406.124956] ? zap_class+0x640/0x640 [ 406.128674] ? __do_page_cache_readahead+0x663/0x810 [ 406.133788] ? find_held_lock+0x36/0x1c0 [ 406.137859] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 406.143415] alloc_pages_current+0x173/0x350 [ 406.147850] __page_cache_alloc+0x38c/0x5c0 [ 406.152174] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 406.157112] ? kasan_check_read+0x11/0x20 [ 406.161266] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.166552] ? generic_perform_write+0x6a0/0x6a0 [ 406.171314] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.176864] ? check_preemption_disabled+0x48/0x280 [ 406.181915] filemap_fault+0x1595/0x25f0 [ 406.185998] ? __lock_page_or_retry+0xa00/0xa00 [ 406.190674] ? mark_held_locks+0x130/0x130 [ 406.194923] ? filemap_map_pages+0xd6b/0x1a20 [ 406.199424] ? lock_downgrade+0x900/0x900 [ 406.203576] ? check_preemption_disabled+0x48/0x280 [ 406.208602] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 406.213540] ? kasan_check_read+0x11/0x20 [ 406.217697] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.222977] ? rcu_softirq_qs+0x20/0x20 [ 406.226970] ? filemap_map_pages+0xd92/0x1a20 [ 406.231483] ? find_get_entries_tag+0x1400/0x1400 [ 406.236336] ? __kernel_text_address+0xd/0x40 [ 406.240844] ? unwind_get_return_address+0x61/0xa0 [ 406.245797] ? lock_acquire+0x1ed/0x520 [ 406.249780] ? ext4_filemap_fault+0x7a/0xad [ 406.254125] ? lock_release+0xa00/0xa00 [ 406.258116] ? perf_trace_sched_process_exec+0x860/0x860 [ 406.263569] ? print_usage_bug+0xc0/0xc0 [ 406.267668] ? print_usage_bug+0xc0/0xc0 [ 406.271739] ? __x64_sys_read+0x73/0xb0 [ 406.275744] ? down_read+0x8d/0x120 [ 406.279380] ? ext4_filemap_fault+0x7a/0xad [ 406.283710] ? __down_interruptible+0x700/0x700 [ 406.288393] ? find_held_lock+0x36/0x1c0 [ 406.292467] ext4_filemap_fault+0x82/0xad [ 406.296625] __do_fault+0x100/0x6b0 [ 406.300266] ? lock_downgrade+0x900/0x900 [ 406.304420] ? pmd_devmap_trans_unstable+0x220/0x220 [ 406.309538] ? kasan_check_read+0x11/0x20 [ 406.313691] ? do_raw_spin_unlock+0xa7/0x330 [ 406.318103] ? do_raw_spin_trylock+0x270/0x270 [ 406.322707] __handle_mm_fault+0x3ea0/0x5be0 [ 406.327136] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 406.331995] ? find_held_lock+0x36/0x1c0 [ 406.336086] ? zap_class+0x640/0x640 [ 406.339804] ? zap_class+0x640/0x640 [ 406.343532] ? find_held_lock+0x36/0x1c0 [ 406.347642] ? handle_mm_fault+0x42a/0xc70 [ 406.351909] ? lock_downgrade+0x900/0x900 [ 406.356063] ? check_preemption_disabled+0x48/0x280 [ 406.361091] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 406.366043] ? kasan_check_read+0x11/0x20 [ 406.370201] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 406.375513] ? rcu_softirq_qs+0x20/0x20 [ 406.379492] ? trace_hardirqs_off_caller+0x310/0x310 [ 406.384610] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.390168] ? check_preemption_disabled+0x48/0x280 [ 406.395209] handle_mm_fault+0x54f/0xc70 [ 406.399281] ? __handle_mm_fault+0x5be0/0x5be0 [ 406.403904] ? find_vma+0x34/0x190 [ 406.407463] __do_page_fault+0x5e8/0xe60 [ 406.411533] ? trace_hardirqs_off+0xb8/0x310 [ 406.415945] ? kernel_write+0x120/0x120 [ 406.419936] do_page_fault+0xf2/0x7e0 [ 406.423752] ? vmalloc_sync_all+0x30/0x30 [ 406.427923] ? error_entry+0x70/0xd0 [ 406.431650] ? trace_hardirqs_off_caller+0xbb/0x310 [ 406.436671] ? trace_hardirqs_on_caller+0xc0/0x310 [ 406.441618] ? syscall_return_slowpath+0x5e0/0x5e0 [ 406.446562] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.451429] ? trace_hardirqs_on_caller+0x310/0x310 [ 406.456460] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 406.461922] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 406.466946] ? prepare_exit_to_usermode+0x291/0x3b0 [ 406.471967] ? page_fault+0x8/0x30 [ 406.475530] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 406.480392] ? page_fault+0x8/0x30 [ 406.483941] page_fault+0x1e/0x30 [ 406.487409] RIP: 0033:0x7ff3690bcdb4 [ 406.491145] Code: Bad RIP value. [ 406.494511] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 406.499881] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 406.507152] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 406.514442] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 406.521717] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 406.528990] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 406.536293] warn_alloc_show_mem: 1 callbacks suppressed [ 406.536306] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 406.536308] Mem-Info: [ 406.536340] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 406.536340] active_file:11 inactive_file:13 isolated_file:1 [ 406.536340] unevictable:0 dirty:0 writeback:0 unstable:0 [ 406.536340] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 406.536340] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 406.536340] free:13670 free_pcp:401 free_cma:0 [ 406.541682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.541691] Call Trace: [ 406.548987] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 406.551401] [ 406.584549] Node 0 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 [ 406.593923] dump_stack+0x244/0x39d [ 406.596477] lowmem_reserve[]: 0 2818 6321 6321 [ 406.624184] ? dump_stack_print_info.cold.1+0x20/0x20 [ 406.626310] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 406.652442] warn_alloc.cold.116+0xb7/0x1bd [ 406.656037] lowmem_reserve[]: 0 0 3503 3503 [ 406.660635] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 406.665812] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 406.693440] ? lock_downgrade+0x900/0x900 [ 406.697729] lowmem_reserve[]: 0 0 0 0 [ 406.702068] ? trace_hardirqs_off+0xb8/0x310 [ 406.706885] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 406.736050] ? trace_hardirqs_off+0xb8/0x310 [ 406.740175] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 406.743978] __alloc_pages_slowpath+0x26e8/0x2e10 [ 406.748368] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 406.761918] ? warn_alloc+0x120/0x120 [ 406.766285] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 406.782060] ? print_usage_bug+0xc0/0xc0 [ 406.786887] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 406.800486] ? warn_alloc+0x120/0x120 [ 406.804264] 1519 total pagecache pages [ 406.813096] ? warn_alloc+0x120/0x120 [ 406.817147] 0 pages in swap cache [ 406.825720] ? print_usage_bug+0xc0/0xc0 [ 406.829496] Swap cache stats: add 0, delete 0, find 0/0 [ 406.833387] ? print_usage_bug+0xc0/0xc0 [ 406.837163] Free swap = 0kB [ 406.840617] ? __lock_acquire+0x62f/0x4c20 [ 406.844674] Total swap = 0kB [ 406.850042] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.854074] 1965979 pages RAM [ 406.857102] ? should_fail+0x22d/0xd01 [ 406.861305] 0 pages HighMem/MovableOnly [ 406.861313] 342853 pages reserved [ 406.864338] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.869849] 0 pages cma reserved [ 406.872954] ? __lock_acquire+0x62f/0x4c20 [ 406.876876] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 406.880785] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 406.880799] ? __lock_acquire+0x62f/0x4c20 [ 406.880825] ? should_fail+0x22d/0xd01 [ 406.884406] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 406.889391] ? find_held_lock+0x36/0x1c0 [ 406.892747] rsyslogd cpuset=/ mems_allowed=0 [ 406.896982] ? mark_held_locks+0x130/0x130 [ 406.939368] ? mark_held_locks+0x130/0x130 [ 406.943610] ? zap_class+0x640/0x640 [ 406.947329] ? zap_class+0x640/0x640 [ 406.951055] ? print_usage_bug+0xc0/0xc0 [ 406.955121] ? do_raw_spin_unlock+0xa7/0x330 [ 406.959537] ? zap_class+0x640/0x640 [ 406.963257] ? print_usage_bug+0xc0/0xc0 [ 406.967325] ? wq_watchdog_touch+0x9c/0xfe [ 406.971586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.977148] ? check_preemption_disabled+0x48/0x280 [ 406.982184] ? __lock_is_held+0xb5/0x140 [ 406.986258] __alloc_pages_nodemask+0xa80/0xde0 [ 406.990932] ? zap_class+0x640/0x640 [ 406.994652] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 406.999696] ? find_held_lock+0x36/0x1c0 [ 407.003774] ? ____cache_alloc_node+0x1c7/0x1e0 [ 407.008451] ? lock_downgrade+0x900/0x900 [ 407.012611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.018163] cache_grow_begin+0xa5/0x8c0 [ 407.022229] ? do_raw_spin_unlock+0xa7/0x330 [ 407.026648] fallback_alloc+0x204/0x2e0 [ 407.030637] ____cache_alloc_node+0x1c7/0x1e0 [ 407.035147] kmem_cache_alloc_node+0xe3/0x730 [ 407.039647] ? ipv6_get_ifaddr+0x42e/0x620 [ 407.043900] __alloc_skb+0x119/0x770 [ 407.047620] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 407.052914] ? netdev_alloc_frag+0x1f0/0x1f0 [ 407.057329] ? lock_downgrade+0x900/0x900 [ 407.061529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.067072] ? refcount_sub_and_test_checked+0x203/0x310 [ 407.072532] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 407.077992] ? addrconf_rs_timer+0x690/0x690 [ 407.082425] ndisc_alloc_skb+0x144/0x340 [ 407.086507] ndisc_send_rs+0x331/0x6e0 [ 407.090409] addrconf_rs_timer+0x314/0x690 [ 407.094662] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.099432] call_timer_fn+0x272/0x920 [ 407.103331] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.107584] ? process_timeout+0x40/0x40 [ 407.111679] ? __run_timers+0x7da/0xc70 [ 407.115661] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.120161] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.124676] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.128921] ? lockdep_hardirqs_on+0x296/0x5b0 [ 407.133693] ? trace_hardirqs_on+0xbd/0x310 [ 407.138022] ? kasan_check_read+0x11/0x20 [ 407.142177] ? __run_timers+0x7da/0xc70 [ 407.146164] ? trace_hardirqs_off_caller+0x310/0x310 [ 407.151292] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.155537] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.159779] __run_timers+0x7e5/0xc70 [ 407.163606] ? timer_fixup_init+0x70/0x70 [ 407.167770] ? lock_downgrade+0x900/0x900 [ 407.171931] ? zap_class+0x640/0x640 [ 407.175670] ? pvclock_read_flags+0x160/0x160 [ 407.180175] ? hrtimer_start_range_ns+0xe00/0xe00 [ 407.185037] ? trace_hardirqs_on+0x310/0x310 [ 407.189474] ? kvm_clock_read+0x18/0x30 [ 407.193462] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 407.198492] ? ktime_get+0x2c1/0x400 [ 407.202222] ? zap_class+0x640/0x640 [ 407.205946] ? pvclock_read_flags+0x160/0x160 [ 407.210452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.216001] ? check_preemption_disabled+0x48/0x280 [ 407.221035] ? __lock_is_held+0xb5/0x140 [ 407.225102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.230667] ? check_preemption_disabled+0x48/0x280 [ 407.235712] run_timer_softirq+0x52/0xb0 [ 407.239786] ? rcu_read_lock_sched_held+0x14f/0x180 [ 407.244812] __do_softirq+0x308/0xb7e [ 407.248631] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 407.253745] ? irq_exit+0xbd/0x1c0 [ 407.257302] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 407.262326] ? smp_reschedule_interrupt+0x109/0x650 [ 407.267366] ? smp_call_function_single_interrupt+0x650/0x650 [ 407.273268] ? ret_from_intr+0xb/0x1e [ 407.277078] ? trace_hardirqs_off_caller+0xbb/0x310 [ 407.282105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.286963] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.291988] ? task_prio+0x50/0x50 [ 407.295542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.301089] ? check_preemption_disabled+0x48/0x280 [ 407.306118] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.310975] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 407.315483] do_softirq_own_stack+0x2a/0x40 [ 407.319802] [ 407.322050] do_softirq.part.14+0x126/0x160 [ 407.326382] __local_bh_enable_ip+0x21d/0x260 [ 407.330889] __dev_queue_xmit+0x1aa3/0x3ad0 [ 407.335218] ? save_stack+0x43/0xd0 [ 407.338847] ? kasan_kmalloc+0xc7/0xe0 [ 407.342741] ? __kmalloc_node_track_caller+0x50/0x70 [ 407.347883] ? netdev_pick_tx+0x310/0x310 [ 407.352050] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.357607] ? check_preemption_disabled+0x48/0x280 [ 407.362671] ? __lock_is_held+0xb5/0x140 [ 407.366750] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 407.371772] ? skb_release_data+0x1c4/0x880 [ 407.376122] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 407.381414] ? kasan_unpoison_shadow+0x35/0x50 [ 407.386006] ? skb_tx_error+0x2f0/0x2f0 [ 407.389994] ? __kmalloc_node_track_caller+0x50/0x70 [ 407.395140] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.400689] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 407.406239] ? kasan_check_write+0x14/0x20 [ 407.410483] ? pskb_expand_head+0x6b3/0x10f0 [ 407.414914] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 407.420404] ? skb_release_data+0x880/0x880 [ 407.424731] ? __alloc_skb+0x770/0x770 [ 407.428632] ? __lock_is_held+0xb5/0x140 [ 407.432713] ? kasan_check_write+0x14/0x20 [ 407.436965] ? __skb_clone+0x6c7/0xa00 [ 407.440865] ? __copy_skb_header+0x6b0/0x6b0 [ 407.445283] ? kmem_cache_alloc+0x33a/0x730 [ 407.449623] ? skb_ensure_writable+0x15e/0x640 [ 407.454220] dev_queue_xmit+0x17/0x20 [ 407.458026] ? dev_queue_xmit+0x17/0x20 [ 407.462008] __bpf_redirect+0x5cf/0xb20 [ 407.465990] ? __switch_to_asm+0x34/0x70 [ 407.470067] bpf_clone_redirect+0x2f6/0x490 [ 407.474419] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 407.479459] ? __sched_text_start+0x8/0x8 [ 407.483613] ? retint_kernel+0x2d/0x2d [ 407.487519] ? find_held_lock+0x36/0x1c0 [ 407.491597] ? lock_acquire+0x1ed/0x520 [ 407.495578] ? bpf_test_run+0x3cb/0x780 [ 407.499560] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.505116] ? check_preemption_disabled+0x48/0x280 [ 407.510160] ? kasan_check_read+0x11/0x20 [ 407.514316] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 407.519614] ? rcu_softirq_qs+0x20/0x20 [ 407.523608] ? preempt_schedule+0x4d/0x60 [ 407.527761] ? ___preempt_schedule+0x16/0x18 [ 407.532185] ? bpf_test_run+0x25d/0x780 [ 407.536177] ? netlink_diag_dump+0x2a0/0x2a0 [ 407.540593] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.546148] ? bpf_test_init.isra.10+0x70/0x100 [ 407.550827] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 407.555597] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 407.560443] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 407.565991] ? fput+0x130/0x1a0 [ 407.569284] ? __bpf_prog_get+0x9b/0x290 [ 407.573377] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 407.578246] ? bpf_prog_test_run+0x130/0x1a0 [ 407.582662] ? __x64_sys_bpf+0x3d8/0x520 [ 407.586728] ? bpf_prog_get+0x20/0x20 [ 407.590560] ? do_syscall_64+0x1b9/0x820 [ 407.594627] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 407.600003] ? syscall_return_slowpath+0x5e0/0x5e0 [ 407.604940] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.609789] ? trace_hardirqs_on_caller+0x310/0x310 [ 407.614812] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 407.619832] ? prepare_exit_to_usermode+0x291/0x3b0 [ 407.624857] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 407.629712] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 407.635103] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 407.635183] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 407.641864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 407.641869] Call Trace: [ 407.641876] [ 407.641899] dump_stack+0x244/0x39d [ 407.641918] ? dump_stack_print_info.cold.1+0x20/0x20 [ 407.648455] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 407.657764] warn_alloc.cold.116+0xb7/0x1bd [ 407.660320] syz-executor3 cpuset=syz3 mems_allowed=0 [ 407.662474] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 407.695990] ? lock_downgrade+0x900/0x900 [ 407.700151] ? trace_hardirqs_off+0xb8/0x310 [ 407.704569] ? trace_hardirqs_off+0xb8/0x310 [ 407.708990] __alloc_pages_slowpath+0x26e8/0x2e10 [ 407.713868] ? warn_alloc+0x120/0x120 [ 407.717683] ? print_usage_bug+0xc0/0xc0 [ 407.721753] ? warn_alloc+0x120/0x120 [ 407.725573] ? warn_alloc+0x120/0x120 [ 407.729405] ? print_usage_bug+0xc0/0xc0 [ 407.733496] ? print_usage_bug+0xc0/0xc0 [ 407.737562] ? __lock_acquire+0x62f/0x4c20 [ 407.741836] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 407.747387] ? should_fail+0x22d/0xd01 [ 407.751287] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.756415] ? __lock_acquire+0x62f/0x4c20 [ 407.760663] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 407.765786] ? __lock_acquire+0x62f/0x4c20 [ 407.770026] ? should_fail+0x22d/0xd01 [ 407.773937] ? find_held_lock+0x36/0x1c0 [ 407.778017] ? mark_held_locks+0x130/0x130 [ 407.782259] ? mark_held_locks+0x130/0x130 [ 407.786496] ? zap_class+0x640/0x640 [ 407.790212] ? zap_class+0x640/0x640 [ 407.793936] ? print_usage_bug+0xc0/0xc0 [ 407.797999] ? do_raw_spin_unlock+0xa7/0x330 [ 407.802413] ? zap_class+0x640/0x640 [ 407.806135] ? print_usage_bug+0xc0/0xc0 [ 407.810205] ? wq_watchdog_touch+0x9c/0xfe [ 407.814452] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.820005] ? check_preemption_disabled+0x48/0x280 [ 407.825047] ? __lock_is_held+0xb5/0x140 [ 407.829127] __alloc_pages_nodemask+0xa80/0xde0 [ 407.833805] ? zap_class+0x640/0x640 [ 407.837529] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 407.842563] ? find_held_lock+0x36/0x1c0 [ 407.846662] ? ____cache_alloc_node+0x1c7/0x1e0 [ 407.851344] ? lock_downgrade+0x900/0x900 [ 407.855516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.861072] cache_grow_begin+0xa5/0x8c0 [ 407.865142] ? do_raw_spin_unlock+0xa7/0x330 [ 407.869570] fallback_alloc+0x204/0x2e0 [ 407.873558] ____cache_alloc_node+0x1c7/0x1e0 [ 407.878070] kmem_cache_alloc_node+0xe3/0x730 [ 407.882572] ? ipv6_get_ifaddr+0x42e/0x620 [ 407.886822] __alloc_skb+0x119/0x770 [ 407.890560] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 407.895860] ? netdev_alloc_frag+0x1f0/0x1f0 [ 407.900278] ? lock_downgrade+0x900/0x900 [ 407.904438] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.909986] ? refcount_sub_and_test_checked+0x203/0x310 [ 407.915470] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 407.920950] ? addrconf_rs_timer+0x690/0x690 [ 407.925386] ndisc_alloc_skb+0x144/0x340 [ 407.929468] ndisc_send_rs+0x331/0x6e0 [ 407.933380] addrconf_rs_timer+0x314/0x690 [ 407.937629] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.941888] call_timer_fn+0x272/0x920 [ 407.945782] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.950022] ? process_timeout+0x40/0x40 [ 407.954137] ? mark_held_locks+0xc7/0x130 [ 407.958296] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.962798] ? _raw_spin_unlock_irq+0x27/0x80 [ 407.967421] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.971684] ? lockdep_hardirqs_on+0x296/0x5b0 [ 407.976283] ? trace_hardirqs_on+0xbd/0x310 [ 407.980646] ? kasan_check_read+0x11/0x20 [ 407.984836] ? __run_timers+0x7da/0xc70 [ 407.988842] ? trace_hardirqs_off_caller+0x310/0x310 [ 407.993960] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 407.998234] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 408.002496] __run_timers+0x7e5/0xc70 [ 408.006311] ? timer_fixup_init+0x70/0x70 [ 408.010466] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 408.015489] ? zap_class+0x640/0x640 [ 408.019218] ? print_usage_bug+0xc0/0xc0 [ 408.023287] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 408.028489] ? find_held_lock+0x36/0x1c0 [ 408.032564] ? zap_class+0x640/0x640 [ 408.036288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.041839] ? check_preemption_disabled+0x48/0x280 [ 408.046876] ? __lock_is_held+0xb5/0x140 [ 408.050945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.056494] ? check_preemption_disabled+0x48/0x280 [ 408.061525] run_timer_softirq+0x52/0xb0 [ 408.065590] ? rcu_read_lock_sched_held+0x14f/0x180 [ 408.070612] __do_softirq+0x308/0xb7e [ 408.074431] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 408.078928] ? lock_downgrade+0x900/0x900 [ 408.083090] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 408.088205] ? pvclock_read_flags+0x160/0x160 [ 408.092709] ? lapic_next_event+0x5a/0x90 [ 408.096862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.102415] ? kvm_clock_read+0x18/0x30 [ 408.106399] ? kvm_sched_clock_read+0x9/0x20 [ 408.110827] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.116379] ? check_preemption_disabled+0x48/0x280 [ 408.121419] irq_exit+0x17f/0x1c0 [ 408.124882] smp_apic_timer_interrupt+0x1cb/0x760 [ 408.129730] ? smp_call_function_single_interrupt+0x650/0x650 [ 408.135639] ? interrupt_entry+0xb5/0xc0 [ 408.139709] ? trace_hardirqs_off_caller+0xbb/0x310 [ 408.144728] ? trace_hardirqs_off_caller+0xbb/0x310 [ 408.149767] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.154623] ? trace_hardirqs_on_caller+0x310/0x310 [ 408.159653] ? trace_hardirqs_on_caller+0x310/0x310 [ 408.164673] ? task_prio+0x50/0x50 [ 408.168223] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.173767] ? check_preemption_disabled+0x48/0x280 [ 408.178792] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.183655] apic_timer_interrupt+0xf/0x20 [ 408.187885] [ 408.190131] RIP: 0010:dump_stack+0x358/0x39d [ 408.194547] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 408.213460] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 408.221170] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 408.228443] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 408.235720] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 408.242991] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 408.250266] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 408.257564] ? dump_stack+0x34f/0x39d [ 408.261392] ? dump_stack_print_info.cold.1+0x20/0x20 [ 408.266594] ? mark_held_locks+0x130/0x130 [ 408.270832] ? mark_held_locks+0x130/0x130 [ 408.275077] dump_header+0x27b/0xf72 [ 408.278813] ? pagefault_out_of_memory+0x197/0x197 [ 408.283762] ? __lock_acquire+0x62f/0x4c20 [ 408.288025] ? percpu_ref_get_many+0x240/0x240 [ 408.292624] ? print_usage_bug+0xc0/0xc0 [ 408.296702] ? zap_class+0x640/0x640 [ 408.300425] ? print_usage_bug+0xc0/0xc0 [ 408.304489] ? print_usage_bug+0xc0/0xc0 [ 408.308606] ? zap_class+0x640/0x640 [ 408.312330] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.317887] ? find_held_lock+0x36/0x1c0 [ 408.321962] ? mark_held_locks+0xc7/0x130 [ 408.326124] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 408.331234] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 408.336345] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 408.340948] ? trace_hardirqs_on+0xbd/0x310 [ 408.345278] ? kasan_check_read+0x11/0x20 [ 408.349433] ? ___ratelimit+0x3b4/0x672 [ 408.353419] ? trace_hardirqs_off_caller+0x310/0x310 [ 408.358531] ? trace_hardirqs_on+0x310/0x310 [ 408.362950] ? lock_downgrade+0x900/0x900 [ 408.367109] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 408.372220] ? ___ratelimit+0x3b9/0x672 [ 408.376209] ? idr_get_free+0xf70/0xf70 [ 408.380192] ? find_held_lock+0x36/0x1c0 [ 408.384299] oom_kill_process.cold.27+0x10/0x903 [ 408.389067] ? zap_class+0x640/0x640 [ 408.392788] ? check_preemption_disabled+0x48/0x280 [ 408.397816] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 408.402752] ? kasan_check_read+0x11/0x20 [ 408.406906] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 408.412220] ? oom_evaluate_task+0x540/0x540 [ 408.416661] ? find_held_lock+0x36/0x1c0 [ 408.420744] ? out_of_memory+0x974/0x1430 [ 408.424904] ? lock_downgrade+0x900/0x900 [ 408.429058] ? check_preemption_disabled+0x48/0x280 [ 408.434085] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 408.439023] ? kasan_check_read+0x11/0x20 [ 408.443175] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 408.448459] ? rcu_softirq_qs+0x20/0x20 [ 408.452450] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.457990] ? oom_evaluate_task+0x302/0x540 [ 408.462411] out_of_memory+0xa84/0x1430 [ 408.466406] ? oom_killer_disable+0x3a0/0x3a0 [ 408.470907] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 408.475853] ? __ww_mutex_check_waiters+0x160/0x160 [ 408.480885] __alloc_pages_slowpath+0x2354/0x2e10 [ 408.485762] ? warn_alloc+0x120/0x120 [ 408.489577] ? mark_held_locks+0x130/0x130 [ 408.493848] ? find_get_entry+0xaae/0x1120 [ 408.498102] ? filemap_map_pages+0x1a20/0x1a20 [ 408.502700] ? zap_class+0x640/0x640 [ 408.506435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.511996] ? check_preemption_disabled+0x48/0x280 [ 408.517020] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.522563] ? should_fail+0x22d/0xd01 [ 408.526464] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 408.531574] ? zap_class+0x640/0x640 [ 408.535319] ? __lock_is_held+0xb5/0x140 [ 408.539404] ? mark_held_locks+0x130/0x130 [ 408.543651] ? lock_release+0xa00/0xa00 [ 408.547641] ? perf_trace_sched_process_exec+0x860/0x860 [ 408.553097] ? xa_load+0x2ba/0x460 [ 408.556652] ? lock_downgrade+0x900/0x900 [ 408.560809] ? __might_sleep+0x95/0x190 [ 408.564794] __alloc_pages_nodemask+0xa80/0xde0 [ 408.569476] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 408.574502] ? __page_cache_alloc+0x191/0x5c0 [ 408.579004] ? xa_load+0x2e1/0x460 [ 408.582551] ? xa_clear_mark+0x40/0x40 [ 408.586450] ? zap_class+0x640/0x640 [ 408.590174] ? zap_class+0x640/0x640 [ 408.593890] ? zap_class+0x640/0x640 [ 408.597607] ? __do_page_cache_readahead+0x663/0x810 [ 408.602724] ? find_held_lock+0x36/0x1c0 [ 408.606791] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 408.612339] alloc_pages_current+0x173/0x350 [ 408.616769] __page_cache_alloc+0x38c/0x5c0 [ 408.621090] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 408.626029] ? kasan_check_read+0x11/0x20 [ 408.630191] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 408.635480] ? generic_perform_write+0x6a0/0x6a0 [ 408.640241] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.645782] ? check_preemption_disabled+0x48/0x280 [ 408.650820] filemap_fault+0x1595/0x25f0 [ 408.654924] ? __lock_page_or_retry+0xa00/0xa00 [ 408.659603] ? mark_held_locks+0x130/0x130 [ 408.663854] ? filemap_map_pages+0xd6b/0x1a20 [ 408.668353] ? lock_downgrade+0x900/0x900 [ 408.672523] ? check_preemption_disabled+0x48/0x280 [ 408.677554] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 408.682494] ? kasan_check_read+0x11/0x20 [ 408.686649] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 408.691931] ? rcu_softirq_qs+0x20/0x20 [ 408.695928] ? filemap_map_pages+0xd92/0x1a20 [ 408.700466] ? find_get_entries_tag+0x1400/0x1400 [ 408.705316] ? __kernel_text_address+0xd/0x40 [ 408.709816] ? unwind_get_return_address+0x61/0xa0 [ 408.714773] ? lock_acquire+0x1ed/0x520 [ 408.718752] ? ext4_filemap_fault+0x7a/0xad [ 408.723099] ? lock_release+0xa00/0xa00 [ 408.727079] ? perf_trace_sched_process_exec+0x860/0x860 [ 408.732530] ? print_usage_bug+0xc0/0xc0 [ 408.736599] ? print_usage_bug+0xc0/0xc0 [ 408.740670] ? __x64_sys_read+0x73/0xb0 [ 408.744672] ? down_read+0x8d/0x120 [ 408.748303] ? ext4_filemap_fault+0x7a/0xad [ 408.752639] ? __down_interruptible+0x700/0x700 [ 408.757328] ? find_held_lock+0x36/0x1c0 [ 408.761411] ext4_filemap_fault+0x82/0xad [ 408.765588] __do_fault+0x100/0x6b0 [ 408.769223] ? lock_downgrade+0x900/0x900 [ 408.773387] ? pmd_devmap_trans_unstable+0x220/0x220 [ 408.778505] ? kasan_check_read+0x11/0x20 [ 408.782662] ? do_raw_spin_unlock+0xa7/0x330 [ 408.787075] ? do_raw_spin_trylock+0x270/0x270 [ 408.791684] __handle_mm_fault+0x3ea0/0x5be0 [ 408.796109] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 408.800960] ? find_held_lock+0x36/0x1c0 [ 408.805068] ? zap_class+0x640/0x640 [ 408.808812] ? zap_class+0x640/0x640 [ 408.812549] ? find_held_lock+0x36/0x1c0 [ 408.816625] ? handle_mm_fault+0x42a/0xc70 [ 408.820877] ? lock_downgrade+0x900/0x900 [ 408.825049] ? check_preemption_disabled+0x48/0x280 [ 408.830078] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 408.835011] ? kasan_check_read+0x11/0x20 [ 408.839166] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 408.844445] ? rcu_softirq_qs+0x20/0x20 [ 408.848425] ? trace_hardirqs_off_caller+0x310/0x310 [ 408.853540] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.859107] ? check_preemption_disabled+0x48/0x280 [ 408.864141] handle_mm_fault+0x54f/0xc70 [ 408.868218] ? __handle_mm_fault+0x5be0/0x5be0 [ 408.872808] ? find_vma+0x34/0x190 [ 408.876368] __do_page_fault+0x5e8/0xe60 [ 408.880435] ? trace_hardirqs_off+0xb8/0x310 [ 408.884843] ? kernel_write+0x120/0x120 [ 408.888829] do_page_fault+0xf2/0x7e0 [ 408.892639] ? vmalloc_sync_all+0x30/0x30 [ 408.896791] ? error_entry+0x70/0xd0 [ 408.900522] ? trace_hardirqs_off_caller+0xbb/0x310 [ 408.905540] ? trace_hardirqs_on_caller+0xc0/0x310 [ 408.910480] ? syscall_return_slowpath+0x5e0/0x5e0 [ 408.915422] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.920271] ? trace_hardirqs_on_caller+0x310/0x310 [ 408.925292] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 408.930757] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 408.935781] ? prepare_exit_to_usermode+0x291/0x3b0 [ 408.940801] ? page_fault+0x8/0x30 [ 408.944350] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 408.949226] ? page_fault+0x8/0x30 [ 408.952770] page_fault+0x1e/0x30 [ 408.956223] RIP: 0033:0x7ff3690bcdb4 [ 408.959949] Code: Bad RIP value. [ 408.963315] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 408.968685] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 408.975953] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 408.983227] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 408.990499] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 408.997769] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 409.005072] warn_alloc_show_mem: 1 callbacks suppressed [ 409.005085] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 409.005087] Mem-Info: [ 409.005119] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 409.005119] active_file:11 inactive_file:13 isolated_file:1 [ 409.005119] unevictable:0 dirty:0 writeback:0 unstable:0 [ 409.005119] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 409.005119] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 409.005119] free:13670 free_pcp:401 free_cma:0 [ 409.010466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 409.017750] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 409.020178] Call Trace: [ 409.053317] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 409.062714] [ 409.090408] lowmem_reserve[]: 0 2818 6321 6321 [ 409.093004] dump_stack+0x244/0x39d [ 409.119245] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 409.121418] ? dump_stack_print_info.cold.1+0x20/0x20 [ 409.125963] lowmem_reserve[]: 0 0 3503 3503 [ 409.129597] warn_alloc.cold.116+0xb7/0x1bd [ 409.157696] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 409.162907] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 409.167193] lowmem_reserve[]: 0 0 0 0 [ 409.171526] ? lock_downgrade+0x900/0x900 [ 409.200661] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 409.205517] ? trace_hardirqs_off+0xb8/0x310 [ 409.209282] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 409.213432] ? trace_hardirqs_off+0xb8/0x310 [ 409.226932] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 409.231368] __alloc_pages_slowpath+0x26e8/0x2e10 [ 409.247128] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 409.251563] ? warn_alloc+0x120/0x120 [ 409.265142] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 409.265163] 1519 total pagecache pages [ 409.270014] ? print_usage_bug+0xc0/0xc0 [ 409.278827] 0 pages in swap cache [ 409.282620] ? warn_alloc+0x120/0x120 [ 409.291178] Swap cache stats: add 0, delete 0, find 0/0 [ 409.291187] Free swap = 0kB [ 409.295073] ? warn_alloc+0x120/0x120 [ 409.299100] Total swap = 0kB [ 409.299108] 1965979 pages RAM [ 409.302566] ? print_usage_bug+0xc0/0xc0 [ 409.306341] 0 pages HighMem/MovableOnly [ 409.311714] ? print_usage_bug+0xc0/0xc0 [ 409.314704] 342853 pages reserved [ 409.318514] ? __lock_acquire+0x62f/0x4c20 [ 409.321512] 0 pages cma reserved [ 409.324611] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.328719] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 409.332631] ? should_fail+0x22d/0xd01 [ 409.332650] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.332668] ? __lock_acquire+0x62f/0x4c20 [ 409.336796] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 409.340171] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 409.344397] rsyslogd cpuset=/ mems_allowed=0 [ 409.347762] ? __lock_acquire+0x62f/0x4c20 [ 409.396717] ? should_fail+0x22d/0xd01 [ 409.400616] ? find_held_lock+0x36/0x1c0 [ 409.404694] ? mark_held_locks+0x130/0x130 [ 409.408938] ? mark_held_locks+0x130/0x130 [ 409.413189] ? zap_class+0x640/0x640 [ 409.416915] ? zap_class+0x640/0x640 [ 409.420638] ? print_usage_bug+0xc0/0xc0 [ 409.424700] ? do_raw_spin_unlock+0xa7/0x330 [ 409.429114] ? zap_class+0x640/0x640 [ 409.432837] ? print_usage_bug+0xc0/0xc0 [ 409.436903] ? wq_watchdog_touch+0x9c/0xfe [ 409.441163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.446714] ? check_preemption_disabled+0x48/0x280 [ 409.451754] ? __lock_is_held+0xb5/0x140 [ 409.455828] __alloc_pages_nodemask+0xa80/0xde0 [ 409.460508] ? zap_class+0x640/0x640 [ 409.464238] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 409.469280] ? find_held_lock+0x36/0x1c0 [ 409.473370] ? ____cache_alloc_node+0x1c7/0x1e0 [ 409.478051] ? lock_downgrade+0x900/0x900 [ 409.482215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.487765] cache_grow_begin+0xa5/0x8c0 [ 409.491834] ? do_raw_spin_unlock+0xa7/0x330 [ 409.496258] fallback_alloc+0x204/0x2e0 [ 409.500244] ____cache_alloc_node+0x1c7/0x1e0 [ 409.504752] kmem_cache_alloc_node+0xe3/0x730 [ 409.509256] ? ipv6_get_ifaddr+0x42e/0x620 [ 409.513507] __alloc_skb+0x119/0x770 [ 409.517223] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.522523] ? netdev_alloc_frag+0x1f0/0x1f0 [ 409.526937] ? lock_downgrade+0x900/0x900 [ 409.531099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.536642] ? refcount_sub_and_test_checked+0x203/0x310 [ 409.542100] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 409.547569] ? addrconf_rs_timer+0x690/0x690 [ 409.551995] ndisc_alloc_skb+0x144/0x340 [ 409.556064] ndisc_send_rs+0x331/0x6e0 [ 409.559959] addrconf_rs_timer+0x314/0x690 [ 409.564203] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.568454] call_timer_fn+0x272/0x920 [ 409.572345] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.576592] ? process_timeout+0x40/0x40 [ 409.580669] ? __run_timers+0x7da/0xc70 [ 409.584649] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.589149] ? _raw_spin_unlock_irq+0x27/0x80 [ 409.593648] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.597894] ? lockdep_hardirqs_on+0x296/0x5b0 [ 409.602481] ? trace_hardirqs_on+0xbd/0x310 [ 409.606809] ? kasan_check_read+0x11/0x20 [ 409.610961] ? __run_timers+0x7da/0xc70 [ 409.614943] ? trace_hardirqs_off_caller+0x310/0x310 [ 409.620072] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.624320] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 409.628562] __run_timers+0x7e5/0xc70 [ 409.632383] ? timer_fixup_init+0x70/0x70 [ 409.636537] ? lock_downgrade+0x900/0x900 [ 409.640686] ? zap_class+0x640/0x640 [ 409.644414] ? pvclock_read_flags+0x160/0x160 [ 409.648940] ? hrtimer_start_range_ns+0xe00/0xe00 [ 409.653790] ? trace_hardirqs_on+0x310/0x310 [ 409.658213] ? kvm_clock_read+0x18/0x30 [ 409.662216] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 409.667243] ? ktime_get+0x2c1/0x400 [ 409.670966] ? zap_class+0x640/0x640 [ 409.674685] ? pvclock_read_flags+0x160/0x160 [ 409.679184] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.684724] ? check_preemption_disabled+0x48/0x280 [ 409.689771] ? __lock_is_held+0xb5/0x140 [ 409.693861] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.699402] ? check_preemption_disabled+0x48/0x280 [ 409.704440] run_timer_softirq+0x52/0xb0 [ 409.708534] ? rcu_read_lock_sched_held+0x14f/0x180 [ 409.713571] __do_softirq+0x308/0xb7e [ 409.717394] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 409.722500] ? irq_exit+0xbd/0x1c0 [ 409.726047] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 409.731063] ? smp_reschedule_interrupt+0x109/0x650 [ 409.736082] ? smp_call_function_single_interrupt+0x650/0x650 [ 409.741984] ? ret_from_intr+0xb/0x1e [ 409.745789] ? trace_hardirqs_off_caller+0xbb/0x310 [ 409.750813] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.755662] ? trace_hardirqs_on_caller+0x310/0x310 [ 409.760684] ? task_prio+0x50/0x50 [ 409.764229] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.769770] ? check_preemption_disabled+0x48/0x280 [ 409.774797] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 409.779645] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 409.784151] do_softirq_own_stack+0x2a/0x40 [ 409.788474] [ 409.790718] do_softirq.part.14+0x126/0x160 [ 409.795042] __local_bh_enable_ip+0x21d/0x260 [ 409.799542] __dev_queue_xmit+0x1aa3/0x3ad0 [ 409.803874] ? save_stack+0x43/0xd0 [ 409.807501] ? kasan_kmalloc+0xc7/0xe0 [ 409.811396] ? __kmalloc_node_track_caller+0x50/0x70 [ 409.816516] ? netdev_pick_tx+0x310/0x310 [ 409.820672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.826214] ? check_preemption_disabled+0x48/0x280 [ 409.831246] ? __lock_is_held+0xb5/0x140 [ 409.835321] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 409.840340] ? skb_release_data+0x1c4/0x880 [ 409.844678] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 409.849965] ? kasan_unpoison_shadow+0x35/0x50 [ 409.854559] ? skb_tx_error+0x2f0/0x2f0 [ 409.858547] ? __kmalloc_node_track_caller+0x50/0x70 [ 409.863656] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 409.869229] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 409.874778] ? kasan_check_write+0x14/0x20 [ 409.879023] ? pskb_expand_head+0x6b3/0x10f0 [ 409.883442] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 409.888907] ? skb_release_data+0x880/0x880 [ 409.893236] ? __alloc_skb+0x770/0x770 [ 409.897147] ? __lock_is_held+0xb5/0x140 [ 409.901231] ? kasan_check_write+0x14/0x20 [ 409.905470] ? __skb_clone+0x6c7/0xa00 [ 409.909376] ? __copy_skb_header+0x6b0/0x6b0 [ 409.913788] ? kmem_cache_alloc+0x33a/0x730 [ 409.918124] ? skb_ensure_writable+0x15e/0x640 [ 409.922725] dev_queue_xmit+0x17/0x20 [ 409.926534] ? dev_queue_xmit+0x17/0x20 [ 409.930510] __bpf_redirect+0x5cf/0xb20 [ 409.934488] ? __switch_to_asm+0x34/0x70 [ 409.938562] bpf_clone_redirect+0x2f6/0x490 [ 409.942907] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 409.947937] ? __sched_text_start+0x8/0x8 [ 409.952091] ? retint_kernel+0x2d/0x2d [ 409.955997] ? find_held_lock+0x36/0x1c0 [ 409.960073] ? lock_acquire+0x1ed/0x520 [ 409.964055] ? bpf_test_run+0x3cb/0x780 [ 409.968206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.973752] ? check_preemption_disabled+0x48/0x280 [ 409.978789] ? kasan_check_read+0x11/0x20 [ 409.982942] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 409.988225] ? rcu_softirq_qs+0x20/0x20 [ 409.992221] ? preempt_schedule+0x4d/0x60 [ 409.996386] ? ___preempt_schedule+0x16/0x18 [ 410.000828] ? bpf_test_run+0x25d/0x780 [ 410.004821] ? netlink_diag_dump+0x2a0/0x2a0 [ 410.009242] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.014792] ? bpf_test_init.isra.10+0x70/0x100 [ 410.019480] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 410.024251] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 410.029103] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 410.034661] ? fput+0x130/0x1a0 [ 410.037948] ? __bpf_prog_get+0x9b/0x290 [ 410.042018] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 410.046878] ? bpf_prog_test_run+0x130/0x1a0 [ 410.051309] ? __x64_sys_bpf+0x3d8/0x520 [ 410.055388] ? bpf_prog_get+0x20/0x20 [ 410.059216] ? do_syscall_64+0x1b9/0x820 [ 410.063280] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 410.068654] ? syscall_return_slowpath+0x5e0/0x5e0 [ 410.073588] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.078443] ? trace_hardirqs_on_caller+0x310/0x310 [ 410.083473] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 410.088492] ? prepare_exit_to_usermode+0x291/0x3b0 [ 410.093528] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.098402] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 410.103792] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 410.103863] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 410.110563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.110568] Call Trace: [ 410.110575] [ 410.110599] dump_stack+0x244/0x39d [ 410.110620] ? dump_stack_print_info.cold.1+0x20/0x20 [ 410.117163] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 410.126464] warn_alloc.cold.116+0xb7/0x1bd [ 410.129018] syz-executor3 cpuset=syz3 mems_allowed=0 [ 410.131167] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 410.164675] ? lock_downgrade+0x900/0x900 [ 410.168840] ? trace_hardirqs_off+0xb8/0x310 [ 410.173260] ? trace_hardirqs_off+0xb8/0x310 [ 410.177688] __alloc_pages_slowpath+0x26e8/0x2e10 [ 410.182569] ? warn_alloc+0x120/0x120 [ 410.186383] ? print_usage_bug+0xc0/0xc0 [ 410.190454] ? warn_alloc+0x120/0x120 [ 410.194264] ? warn_alloc+0x120/0x120 [ 410.198068] ? print_usage_bug+0xc0/0xc0 [ 410.202149] ? print_usage_bug+0xc0/0xc0 [ 410.206217] ? __lock_acquire+0x62f/0x4c20 [ 410.210465] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.216010] ? should_fail+0x22d/0xd01 [ 410.219907] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.225016] ? __lock_acquire+0x62f/0x4c20 [ 410.229259] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.234375] ? __lock_acquire+0x62f/0x4c20 [ 410.238620] ? should_fail+0x22d/0xd01 [ 410.242523] ? find_held_lock+0x36/0x1c0 [ 410.246596] ? mark_held_locks+0x130/0x130 [ 410.250851] ? mark_held_locks+0x130/0x130 [ 410.255093] ? zap_class+0x640/0x640 [ 410.258813] ? zap_class+0x640/0x640 [ 410.262539] ? print_usage_bug+0xc0/0xc0 [ 410.266602] ? do_raw_spin_unlock+0xa7/0x330 [ 410.271018] ? zap_class+0x640/0x640 [ 410.274744] ? print_usage_bug+0xc0/0xc0 [ 410.278805] ? wq_watchdog_touch+0x9c/0xfe [ 410.283050] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.288597] ? check_preemption_disabled+0x48/0x280 [ 410.293629] ? __lock_is_held+0xb5/0x140 [ 410.297725] __alloc_pages_nodemask+0xa80/0xde0 [ 410.302406] ? zap_class+0x640/0x640 [ 410.306135] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 410.311178] ? find_held_lock+0x36/0x1c0 [ 410.315276] ? ____cache_alloc_node+0x1c7/0x1e0 [ 410.319955] ? lock_downgrade+0x900/0x900 [ 410.324114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.329664] cache_grow_begin+0xa5/0x8c0 [ 410.333732] ? do_raw_spin_unlock+0xa7/0x330 [ 410.338153] fallback_alloc+0x204/0x2e0 [ 410.342136] ____cache_alloc_node+0x1c7/0x1e0 [ 410.346650] kmem_cache_alloc_node+0xe3/0x730 [ 410.351149] ? ipv6_get_ifaddr+0x42e/0x620 [ 410.355405] __alloc_skb+0x119/0x770 [ 410.359146] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 410.364440] ? netdev_alloc_frag+0x1f0/0x1f0 [ 410.368853] ? lock_downgrade+0x900/0x900 [ 410.373011] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.378553] ? refcount_sub_and_test_checked+0x203/0x310 [ 410.384011] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 410.389469] ? addrconf_rs_timer+0x690/0x690 [ 410.393893] ndisc_alloc_skb+0x144/0x340 [ 410.397969] ndisc_send_rs+0x331/0x6e0 [ 410.401868] addrconf_rs_timer+0x314/0x690 [ 410.406116] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.410374] call_timer_fn+0x272/0x920 [ 410.414266] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.418502] ? process_timeout+0x40/0x40 [ 410.422578] ? mark_held_locks+0xc7/0x130 [ 410.426734] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.431232] ? _raw_spin_unlock_irq+0x27/0x80 [ 410.435727] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.439969] ? lockdep_hardirqs_on+0x296/0x5b0 [ 410.444557] ? trace_hardirqs_on+0xbd/0x310 [ 410.448884] ? kasan_check_read+0x11/0x20 [ 410.453034] ? __run_timers+0x7da/0xc70 [ 410.457020] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.462132] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.466409] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 410.470664] __run_timers+0x7e5/0xc70 [ 410.474484] ? timer_fixup_init+0x70/0x70 [ 410.478647] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 410.483692] ? zap_class+0x640/0x640 [ 410.487414] ? print_usage_bug+0xc0/0xc0 [ 410.491501] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 410.496715] ? find_held_lock+0x36/0x1c0 [ 410.500785] ? zap_class+0x640/0x640 [ 410.504515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.510058] ? check_preemption_disabled+0x48/0x280 [ 410.515092] ? __lock_is_held+0xb5/0x140 [ 410.519163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.524703] ? check_preemption_disabled+0x48/0x280 [ 410.529726] run_timer_softirq+0x52/0xb0 [ 410.533792] ? rcu_read_lock_sched_held+0x14f/0x180 [ 410.538813] __do_softirq+0x308/0xb7e [ 410.542641] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 410.547153] ? lock_downgrade+0x900/0x900 [ 410.551314] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 410.556429] ? pvclock_read_flags+0x160/0x160 [ 410.560943] ? lapic_next_event+0x5a/0x90 [ 410.565098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.570660] ? kvm_clock_read+0x18/0x30 [ 410.574641] ? kvm_sched_clock_read+0x9/0x20 [ 410.579071] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.584614] ? check_preemption_disabled+0x48/0x280 [ 410.589653] irq_exit+0x17f/0x1c0 [ 410.593113] smp_apic_timer_interrupt+0x1cb/0x760 [ 410.597967] ? smp_call_function_single_interrupt+0x650/0x650 [ 410.603868] ? interrupt_entry+0xb5/0xc0 [ 410.607952] ? trace_hardirqs_off_caller+0xbb/0x310 [ 410.612976] ? trace_hardirqs_off_caller+0xbb/0x310 [ 410.617998] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.622844] ? trace_hardirqs_on_caller+0x310/0x310 [ 410.627863] ? trace_hardirqs_on_caller+0x310/0x310 [ 410.632887] ? task_prio+0x50/0x50 [ 410.636434] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.641976] ? check_preemption_disabled+0x48/0x280 [ 410.647009] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 410.651874] apic_timer_interrupt+0xf/0x20 [ 410.656107] [ 410.658349] RIP: 0010:dump_stack+0x358/0x39d [ 410.662772] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 410.681682] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 410.689423] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 410.696715] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 410.703995] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 410.711266] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 410.718553] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 410.725849] ? dump_stack+0x34f/0x39d [ 410.729673] ? dump_stack_print_info.cold.1+0x20/0x20 [ 410.734880] ? mark_held_locks+0x130/0x130 [ 410.739119] ? mark_held_locks+0x130/0x130 [ 410.743371] dump_header+0x27b/0xf72 [ 410.747101] ? pagefault_out_of_memory+0x197/0x197 [ 410.752046] ? __lock_acquire+0x62f/0x4c20 [ 410.756288] ? percpu_ref_get_many+0x240/0x240 [ 410.760883] ? print_usage_bug+0xc0/0xc0 [ 410.764956] ? zap_class+0x640/0x640 [ 410.768687] ? print_usage_bug+0xc0/0xc0 [ 410.772748] ? print_usage_bug+0xc0/0xc0 [ 410.776813] ? zap_class+0x640/0x640 [ 410.780536] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.786088] ? find_held_lock+0x36/0x1c0 [ 410.790177] ? mark_held_locks+0xc7/0x130 [ 410.794338] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 410.799448] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 410.804567] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 410.809159] ? trace_hardirqs_on+0xbd/0x310 [ 410.813488] ? kasan_check_read+0x11/0x20 [ 410.817647] ? ___ratelimit+0x3b4/0x672 [ 410.821645] ? trace_hardirqs_off_caller+0x310/0x310 [ 410.826757] ? trace_hardirqs_on+0x310/0x310 [ 410.831171] ? lock_downgrade+0x900/0x900 [ 410.835327] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 410.840440] ? ___ratelimit+0x3b9/0x672 [ 410.844421] ? idr_get_free+0xf70/0xf70 [ 410.848402] ? find_held_lock+0x36/0x1c0 [ 410.852480] oom_kill_process.cold.27+0x10/0x903 [ 410.857242] ? zap_class+0x640/0x640 [ 410.860961] ? check_preemption_disabled+0x48/0x280 [ 410.865985] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 410.870926] ? kasan_check_read+0x11/0x20 [ 410.875080] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 410.880372] ? oom_evaluate_task+0x540/0x540 [ 410.884789] ? find_held_lock+0x36/0x1c0 [ 410.888866] ? out_of_memory+0x974/0x1430 [ 410.893066] ? lock_downgrade+0x900/0x900 [ 410.897216] ? check_preemption_disabled+0x48/0x280 [ 410.902238] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 410.907172] ? kasan_check_read+0x11/0x20 [ 410.911326] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 410.916624] ? rcu_softirq_qs+0x20/0x20 [ 410.920645] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.926197] ? oom_evaluate_task+0x302/0x540 [ 410.930613] out_of_memory+0xa84/0x1430 [ 410.934619] ? oom_killer_disable+0x3a0/0x3a0 [ 410.939123] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 410.944064] ? __ww_mutex_check_waiters+0x160/0x160 [ 410.949099] __alloc_pages_slowpath+0x2354/0x2e10 [ 410.953979] ? warn_alloc+0x120/0x120 [ 410.957783] ? mark_held_locks+0x130/0x130 [ 410.962027] ? find_get_entry+0xaae/0x1120 [ 410.966276] ? filemap_map_pages+0x1a20/0x1a20 [ 410.970866] ? zap_class+0x640/0x640 [ 410.974591] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 410.980134] ? check_preemption_disabled+0x48/0x280 [ 410.985162] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 410.990730] ? should_fail+0x22d/0xd01 [ 410.994627] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 410.999772] ? zap_class+0x640/0x640 [ 411.003561] ? __lock_is_held+0xb5/0x140 [ 411.007643] ? mark_held_locks+0x130/0x130 [ 411.011888] ? lock_release+0xa00/0xa00 [ 411.015878] ? perf_trace_sched_process_exec+0x860/0x860 [ 411.021330] ? xa_load+0x2ba/0x460 [ 411.024881] ? lock_downgrade+0x900/0x900 [ 411.029069] ? __might_sleep+0x95/0x190 [ 411.033064] __alloc_pages_nodemask+0xa80/0xde0 [ 411.037748] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 411.042772] ? __page_cache_alloc+0x191/0x5c0 [ 411.047278] ? xa_load+0x2e1/0x460 [ 411.050822] ? xa_clear_mark+0x40/0x40 [ 411.054722] ? zap_class+0x640/0x640 [ 411.058450] ? zap_class+0x640/0x640 [ 411.062186] ? zap_class+0x640/0x640 [ 411.065910] ? __do_page_cache_readahead+0x663/0x810 [ 411.071022] ? find_held_lock+0x36/0x1c0 [ 411.075089] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 411.080641] alloc_pages_current+0x173/0x350 [ 411.085064] __page_cache_alloc+0x38c/0x5c0 [ 411.089391] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 411.094334] ? kasan_check_read+0x11/0x20 [ 411.098493] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.103882] ? generic_perform_write+0x6a0/0x6a0 [ 411.108648] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.114192] ? check_preemption_disabled+0x48/0x280 [ 411.119236] filemap_fault+0x1595/0x25f0 [ 411.123316] ? __lock_page_or_retry+0xa00/0xa00 [ 411.127993] ? mark_held_locks+0x130/0x130 [ 411.132244] ? filemap_map_pages+0xd6b/0x1a20 [ 411.136752] ? lock_downgrade+0x900/0x900 [ 411.140903] ? check_preemption_disabled+0x48/0x280 [ 411.145928] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 411.150865] ? kasan_check_read+0x11/0x20 [ 411.155016] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.160298] ? rcu_softirq_qs+0x20/0x20 [ 411.164295] ? filemap_map_pages+0xd92/0x1a20 [ 411.168818] ? find_get_entries_tag+0x1400/0x1400 [ 411.173669] ? __kernel_text_address+0xd/0x40 [ 411.178169] ? unwind_get_return_address+0x61/0xa0 [ 411.183122] ? lock_acquire+0x1ed/0x520 [ 411.187104] ? ext4_filemap_fault+0x7a/0xad [ 411.191436] ? lock_release+0xa00/0xa00 [ 411.195418] ? perf_trace_sched_process_exec+0x860/0x860 [ 411.200866] ? print_usage_bug+0xc0/0xc0 [ 411.204940] ? print_usage_bug+0xc0/0xc0 [ 411.209017] ? __x64_sys_read+0x73/0xb0 [ 411.213015] ? down_read+0x8d/0x120 [ 411.216648] ? ext4_filemap_fault+0x7a/0xad [ 411.220979] ? __down_interruptible+0x700/0x700 [ 411.225667] ? find_held_lock+0x36/0x1c0 [ 411.229739] ext4_filemap_fault+0x82/0xad [ 411.233895] __do_fault+0x100/0x6b0 [ 411.237531] ? lock_downgrade+0x900/0x900 [ 411.241699] ? pmd_devmap_trans_unstable+0x220/0x220 [ 411.246814] ? kasan_check_read+0x11/0x20 [ 411.250969] ? do_raw_spin_unlock+0xa7/0x330 [ 411.255386] ? do_raw_spin_trylock+0x270/0x270 [ 411.259992] __handle_mm_fault+0x3ea0/0x5be0 [ 411.264423] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 411.269377] ? find_held_lock+0x36/0x1c0 [ 411.273458] ? zap_class+0x640/0x640 [ 411.277170] ? zap_class+0x640/0x640 [ 411.280893] ? find_held_lock+0x36/0x1c0 [ 411.284971] ? handle_mm_fault+0x42a/0xc70 [ 411.289217] ? lock_downgrade+0x900/0x900 [ 411.293417] ? check_preemption_disabled+0x48/0x280 [ 411.298442] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 411.303401] ? kasan_check_read+0x11/0x20 [ 411.307548] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.312834] ? rcu_softirq_qs+0x20/0x20 [ 411.316815] ? trace_hardirqs_off_caller+0x310/0x310 [ 411.321931] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.327490] ? check_preemption_disabled+0x48/0x280 [ 411.332523] handle_mm_fault+0x54f/0xc70 [ 411.336602] ? __handle_mm_fault+0x5be0/0x5be0 [ 411.341213] ? find_vma+0x34/0x190 [ 411.344779] __do_page_fault+0x5e8/0xe60 [ 411.348847] ? trace_hardirqs_off+0xb8/0x310 [ 411.353262] ? kernel_write+0x120/0x120 [ 411.357251] do_page_fault+0xf2/0x7e0 [ 411.361057] ? vmalloc_sync_all+0x30/0x30 [ 411.365210] ? error_entry+0x70/0xd0 [ 411.368955] ? trace_hardirqs_off_caller+0xbb/0x310 [ 411.373970] ? trace_hardirqs_on_caller+0xc0/0x310 [ 411.378917] ? syscall_return_slowpath+0x5e0/0x5e0 [ 411.383847] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.388697] ? trace_hardirqs_on_caller+0x310/0x310 [ 411.393719] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 411.399179] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 411.404206] ? prepare_exit_to_usermode+0x291/0x3b0 [ 411.409224] ? page_fault+0x8/0x30 [ 411.412766] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 411.417622] ? page_fault+0x8/0x30 [ 411.421200] page_fault+0x1e/0x30 [ 411.424669] RIP: 0033:0x7ff3690bcdb4 [ 411.428444] Code: Bad RIP value. [ 411.431815] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 411.437191] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 411.444492] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 411.451762] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 411.459035] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 411.466304] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 411.473606] warn_alloc_show_mem: 1 callbacks suppressed [ 411.473618] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 411.473620] Mem-Info: [ 411.473660] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 411.473660] active_file:11 inactive_file:13 isolated_file:1 [ 411.473660] unevictable:0 dirty:0 writeback:0 unstable:0 [ 411.473660] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 411.473660] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 411.473660] free:13670 free_pcp:401 free_cma:0 [ 411.478991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.479000] Call Trace: [ 411.486294] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 411.488722] [ 411.521863] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 411.531224] dump_stack+0x244/0x39d [ 411.533779] lowmem_reserve[]: 0 2818 6321 6321 [ 411.561463] ? dump_stack_print_info.cold.1+0x20/0x20 [ 411.563609] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 411.589745] warn_alloc.cold.116+0xb7/0x1bd [ 411.593339] lowmem_reserve[]: 0 0 3503 3503 [ 411.597922] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 411.603090] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 411.630686] ? lock_downgrade+0x900/0x900 [ 411.634981] lowmem_reserve[]: 0 0 0 0 [ 411.639307] ? trace_hardirqs_off+0xb8/0x310 [ 411.644121] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 411.673288] ? trace_hardirqs_off+0xb8/0x310 [ 411.677407] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 411.681210] __alloc_pages_slowpath+0x26e8/0x2e10 [ 411.685585] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 411.699151] ? warn_alloc+0x120/0x120 [ 411.703513] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 411.719285] ? print_usage_bug+0xc0/0xc0 [ 411.724106] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 411.737752] ? warn_alloc+0x120/0x120 [ 411.741529] 1519 total pagecache pages [ 411.750385] ? warn_alloc+0x120/0x120 [ 411.754436] 0 pages in swap cache [ 411.763005] ? print_usage_bug+0xc0/0xc0 [ 411.766784] Swap cache stats: add 0, delete 0, find 0/0 [ 411.770700] ? print_usage_bug+0xc0/0xc0 [ 411.774477] Free swap = 0kB [ 411.777927] ? __lock_acquire+0x62f/0x4c20 [ 411.781967] Total swap = 0kB [ 411.787329] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.791384] 1965979 pages RAM [ 411.794402] ? should_fail+0x22d/0xd01 [ 411.798624] 0 pages HighMem/MovableOnly [ 411.801654] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.807170] 342853 pages reserved [ 411.810269] ? __lock_acquire+0x62f/0x4c20 [ 411.814127] 0 pages cma reserved [ 411.818101] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 411.823239] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 411.826627] ? __lock_acquire+0x62f/0x4c20 [ 411.826649] ? should_fail+0x22d/0xd01 [ 411.830981] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 411.834236] ? find_held_lock+0x36/0x1c0 [ 411.839321] rsyslogd cpuset=/ mems_allowed=0 [ 411.845811] ? mark_held_locks+0x130/0x130 [ 411.876622] ? mark_held_locks+0x130/0x130 [ 411.880863] ? zap_class+0x640/0x640 [ 411.884584] ? zap_class+0x640/0x640 [ 411.888301] ? print_usage_bug+0xc0/0xc0 [ 411.892380] ? do_raw_spin_unlock+0xa7/0x330 [ 411.896799] ? zap_class+0x640/0x640 [ 411.900519] ? print_usage_bug+0xc0/0xc0 [ 411.904580] ? wq_watchdog_touch+0x9c/0xfe [ 411.908820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.914383] ? check_preemption_disabled+0x48/0x280 [ 411.919426] ? __lock_is_held+0xb5/0x140 [ 411.923501] __alloc_pages_nodemask+0xa80/0xde0 [ 411.928174] ? zap_class+0x640/0x640 [ 411.931898] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 411.936930] ? find_held_lock+0x36/0x1c0 [ 411.941008] ? ____cache_alloc_node+0x1c7/0x1e0 [ 411.945685] ? lock_downgrade+0x900/0x900 [ 411.949848] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.955405] cache_grow_begin+0xa5/0x8c0 [ 411.959468] ? do_raw_spin_unlock+0xa7/0x330 [ 411.963890] fallback_alloc+0x204/0x2e0 [ 411.968041] ____cache_alloc_node+0x1c7/0x1e0 [ 411.972547] kmem_cache_alloc_node+0xe3/0x730 [ 411.977044] ? ipv6_get_ifaddr+0x42e/0x620 [ 411.981298] __alloc_skb+0x119/0x770 [ 411.985012] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 411.990296] ? netdev_alloc_frag+0x1f0/0x1f0 [ 411.994713] ? lock_downgrade+0x900/0x900 [ 411.998874] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.004445] ? refcount_sub_and_test_checked+0x203/0x310 [ 412.009912] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 412.015392] ? addrconf_rs_timer+0x690/0x690 [ 412.019819] ndisc_alloc_skb+0x144/0x340 [ 412.023894] ndisc_send_rs+0x331/0x6e0 [ 412.027789] addrconf_rs_timer+0x314/0x690 [ 412.032040] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.036292] call_timer_fn+0x272/0x920 [ 412.040184] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.044420] ? process_timeout+0x40/0x40 [ 412.048495] ? __run_timers+0x7da/0xc70 [ 412.052474] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.056973] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.061473] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.065715] ? lockdep_hardirqs_on+0x296/0x5b0 [ 412.070305] ? trace_hardirqs_on+0xbd/0x310 [ 412.074633] ? kasan_check_read+0x11/0x20 [ 412.078798] ? __run_timers+0x7da/0xc70 [ 412.082776] ? trace_hardirqs_off_caller+0x310/0x310 [ 412.087903] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.092164] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.096421] __run_timers+0x7e5/0xc70 [ 412.100236] ? timer_fixup_init+0x70/0x70 [ 412.104444] ? lock_downgrade+0x900/0x900 [ 412.108608] ? zap_class+0x640/0x640 [ 412.112336] ? pvclock_read_flags+0x160/0x160 [ 412.116869] ? hrtimer_start_range_ns+0xe00/0xe00 [ 412.121721] ? trace_hardirqs_on+0x310/0x310 [ 412.126146] ? kvm_clock_read+0x18/0x30 [ 412.130125] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 412.135173] ? ktime_get+0x2c1/0x400 [ 412.138893] ? zap_class+0x640/0x640 [ 412.142612] ? pvclock_read_flags+0x160/0x160 [ 412.147113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.152676] ? check_preemption_disabled+0x48/0x280 [ 412.157705] ? __lock_is_held+0xb5/0x140 [ 412.161774] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.167317] ? check_preemption_disabled+0x48/0x280 [ 412.172395] run_timer_softirq+0x52/0xb0 [ 412.176497] ? rcu_read_lock_sched_held+0x14f/0x180 [ 412.181523] __do_softirq+0x308/0xb7e [ 412.185338] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 412.190465] ? irq_exit+0xbd/0x1c0 [ 412.194021] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 412.199038] ? smp_reschedule_interrupt+0x109/0x650 [ 412.204062] ? smp_call_function_single_interrupt+0x650/0x650 [ 412.209958] ? ret_from_intr+0xb/0x1e [ 412.213772] ? trace_hardirqs_off_caller+0xbb/0x310 [ 412.218798] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.223647] ? trace_hardirqs_on_caller+0x310/0x310 [ 412.228669] ? task_prio+0x50/0x50 [ 412.232216] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.237759] ? check_preemption_disabled+0x48/0x280 [ 412.242791] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.247643] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 412.252149] do_softirq_own_stack+0x2a/0x40 [ 412.256484] [ 412.258723] do_softirq.part.14+0x126/0x160 [ 412.263054] __local_bh_enable_ip+0x21d/0x260 [ 412.267553] __dev_queue_xmit+0x1aa3/0x3ad0 [ 412.271895] ? save_stack+0x43/0xd0 [ 412.275524] ? kasan_kmalloc+0xc7/0xe0 [ 412.279417] ? __kmalloc_node_track_caller+0x50/0x70 [ 412.284539] ? netdev_pick_tx+0x310/0x310 [ 412.288696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.294238] ? check_preemption_disabled+0x48/0x280 [ 412.299273] ? __lock_is_held+0xb5/0x140 [ 412.303349] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 412.308383] ? skb_release_data+0x1c4/0x880 [ 412.312716] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 412.318004] ? kasan_unpoison_shadow+0x35/0x50 [ 412.322594] ? skb_tx_error+0x2f0/0x2f0 [ 412.326579] ? __kmalloc_node_track_caller+0x50/0x70 [ 412.331715] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.337282] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 412.342830] ? kasan_check_write+0x14/0x20 [ 412.347070] ? pskb_expand_head+0x6b3/0x10f0 [ 412.351484] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 412.356946] ? skb_release_data+0x880/0x880 [ 412.361266] ? __alloc_skb+0x770/0x770 [ 412.365172] ? __lock_is_held+0xb5/0x140 [ 412.369246] ? kasan_check_write+0x14/0x20 [ 412.373486] ? __skb_clone+0x6c7/0xa00 [ 412.377397] ? __copy_skb_header+0x6b0/0x6b0 [ 412.381807] ? kmem_cache_alloc+0x33a/0x730 [ 412.386148] ? skb_ensure_writable+0x15e/0x640 [ 412.390741] dev_queue_xmit+0x17/0x20 [ 412.394545] ? dev_queue_xmit+0x17/0x20 [ 412.398524] __bpf_redirect+0x5cf/0xb20 [ 412.402497] ? __switch_to_asm+0x34/0x70 [ 412.406569] bpf_clone_redirect+0x2f6/0x490 [ 412.410907] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 412.415930] ? __sched_text_start+0x8/0x8 [ 412.420103] ? retint_kernel+0x2d/0x2d [ 412.424036] ? find_held_lock+0x36/0x1c0 [ 412.428107] ? lock_acquire+0x1ed/0x520 [ 412.432103] ? bpf_test_run+0x3cb/0x780 [ 412.436084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.441631] ? check_preemption_disabled+0x48/0x280 [ 412.446674] ? kasan_check_read+0x11/0x20 [ 412.450826] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 412.456106] ? rcu_softirq_qs+0x20/0x20 [ 412.460090] ? preempt_schedule+0x4d/0x60 [ 412.464240] ? ___preempt_schedule+0x16/0x18 [ 412.468665] ? bpf_test_run+0x25d/0x780 [ 412.472661] ? netlink_diag_dump+0x2a0/0x2a0 [ 412.477077] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.482630] ? bpf_test_init.isra.10+0x70/0x100 [ 412.487324] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 412.492091] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 412.496947] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 412.502508] ? fput+0x130/0x1a0 [ 412.505799] ? __bpf_prog_get+0x9b/0x290 [ 412.509879] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 412.514726] ? bpf_prog_test_run+0x130/0x1a0 [ 412.519151] ? __x64_sys_bpf+0x3d8/0x520 [ 412.523212] ? bpf_prog_get+0x20/0x20 [ 412.527064] ? do_syscall_64+0x1b9/0x820 [ 412.531125] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 412.536511] ? syscall_return_slowpath+0x5e0/0x5e0 [ 412.541442] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.546303] ? trace_hardirqs_on_caller+0x310/0x310 [ 412.551325] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 412.556349] ? prepare_exit_to_usermode+0x291/0x3b0 [ 412.561401] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 412.566267] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 412.571681] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 412.571783] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 412.578453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.578462] Call Trace: [ 412.585032] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 412.594285] [ 412.596877] syz-executor3 cpuset=syz3 mems_allowed=0 [ 412.607369] dump_stack+0x244/0x39d [ 412.618201] ? dump_stack_print_info.cold.1+0x20/0x20 [ 412.623422] warn_alloc.cold.116+0xb7/0x1bd [ 412.627743] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 412.632608] ? lock_downgrade+0x900/0x900 [ 412.636767] ? trace_hardirqs_off+0xb8/0x310 [ 412.641193] ? trace_hardirqs_off+0xb8/0x310 [ 412.645621] __alloc_pages_slowpath+0x26e8/0x2e10 [ 412.650516] ? warn_alloc+0x120/0x120 [ 412.654321] ? print_usage_bug+0xc0/0xc0 [ 412.658391] ? warn_alloc+0x120/0x120 [ 412.662199] ? warn_alloc+0x120/0x120 [ 412.665999] ? print_usage_bug+0xc0/0xc0 [ 412.670062] ? kvm_clock_read+0x18/0x30 [ 412.674040] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 412.679070] ? print_usage_bug+0xc0/0xc0 [ 412.683134] ? __lock_acquire+0x62f/0x4c20 [ 412.687384] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.692923] ? should_fail+0x22d/0xd01 [ 412.696815] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 412.702096] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.707198] ? __lock_acquire+0x62f/0x4c20 [ 412.711434] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 412.716534] ? __lock_acquire+0x62f/0x4c20 [ 412.720774] ? should_fail+0x22d/0xd01 [ 412.724664] ? rcu_irq_exit+0x1a2/0x390 [ 412.728672] ? mark_held_locks+0x130/0x130 [ 412.732924] ? mark_held_locks+0x130/0x130 [ 412.737166] ? mark_held_locks+0xc7/0x130 [ 412.741335] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 412.746380] ? zap_class+0x640/0x640 [ 412.750093] ? print_usage_bug+0xc0/0xc0 [ 412.754178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.759725] ? check_preemption_disabled+0x48/0x280 [ 412.764767] ? __lock_is_held+0xb5/0x140 [ 412.768837] __alloc_pages_nodemask+0xa80/0xde0 [ 412.773528] ? zap_class+0x640/0x640 [ 412.777249] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 412.782277] ? find_held_lock+0x36/0x1c0 [ 412.786374] ? ____cache_alloc_node+0x1c7/0x1e0 [ 412.791045] ? lock_downgrade+0x900/0x900 [ 412.795204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.800752] cache_grow_begin+0xa5/0x8c0 [ 412.804812] ? do_raw_spin_unlock+0xa7/0x330 [ 412.809237] fallback_alloc+0x204/0x2e0 [ 412.813219] ____cache_alloc_node+0x1c7/0x1e0 [ 412.817738] kmem_cache_alloc_node+0xe3/0x730 [ 412.822234] ? ipv6_get_ifaddr+0x42e/0x620 [ 412.826503] __alloc_skb+0x119/0x770 [ 412.830216] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 412.835497] ? netdev_alloc_frag+0x1f0/0x1f0 [ 412.839908] ? lock_downgrade+0x900/0x900 [ 412.844063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.849620] ? refcount_sub_and_test_checked+0x203/0x310 [ 412.855079] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 412.860534] ? addrconf_rs_timer+0x690/0x690 [ 412.864955] ndisc_alloc_skb+0x144/0x340 [ 412.869025] ndisc_send_rs+0x331/0x6e0 [ 412.872916] addrconf_rs_timer+0x314/0x690 [ 412.877185] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.881436] call_timer_fn+0x272/0x920 [ 412.885327] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.889560] ? process_timeout+0x40/0x40 [ 412.893677] ? mark_held_locks+0xc7/0x130 [ 412.897852] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.902344] ? _raw_spin_unlock_irq+0x27/0x80 [ 412.906848] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.911088] ? lockdep_hardirqs_on+0x296/0x5b0 [ 412.915681] ? trace_hardirqs_on+0xbd/0x310 [ 412.920020] ? kasan_check_read+0x11/0x20 [ 412.924177] ? __run_timers+0x7da/0xc70 [ 412.928163] ? trace_hardirqs_off_caller+0x310/0x310 [ 412.933275] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.937515] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 412.941754] __run_timers+0x7e5/0xc70 [ 412.945573] ? timer_fixup_init+0x70/0x70 [ 412.949727] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 412.954749] ? zap_class+0x640/0x640 [ 412.958476] ? print_usage_bug+0xc0/0xc0 [ 412.962544] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 412.967755] ? find_held_lock+0x36/0x1c0 [ 412.971838] ? zap_class+0x640/0x640 [ 412.975566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.981138] ? check_preemption_disabled+0x48/0x280 [ 412.986188] ? __lock_is_held+0xb5/0x140 [ 412.990267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.995808] ? check_preemption_disabled+0x48/0x280 [ 413.000831] run_timer_softirq+0x52/0xb0 [ 413.004893] ? rcu_read_lock_sched_held+0x14f/0x180 [ 413.009914] __do_softirq+0x308/0xb7e [ 413.013731] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 413.018229] ? lock_downgrade+0x900/0x900 [ 413.022401] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 413.027539] ? pvclock_read_flags+0x160/0x160 [ 413.032096] ? lapic_next_event+0x5a/0x90 [ 413.036271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.041813] ? kvm_clock_read+0x18/0x30 [ 413.045793] ? kvm_sched_clock_read+0x9/0x20 [ 413.050205] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.055749] ? check_preemption_disabled+0x48/0x280 [ 413.060779] irq_exit+0x17f/0x1c0 [ 413.064238] smp_apic_timer_interrupt+0x1cb/0x760 [ 413.069090] ? smp_call_function_single_interrupt+0x650/0x650 [ 413.074988] ? interrupt_entry+0xb5/0xc0 [ 413.079053] ? trace_hardirqs_off_caller+0xbb/0x310 [ 413.084070] ? trace_hardirqs_off_caller+0xbb/0x310 [ 413.089121] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.093983] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.098993] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.104008] ? task_prio+0x50/0x50 [ 413.107553] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.113104] ? check_preemption_disabled+0x48/0x280 [ 413.118160] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.123045] apic_timer_interrupt+0xf/0x20 [ 413.127275] [ 413.129517] RIP: 0010:dump_stack+0x358/0x39d [ 413.133932] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 413.152835] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 413.160542] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 413.167818] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 413.175094] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 413.182369] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 413.189640] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 413.196939] ? dump_stack+0x34f/0x39d [ 413.200755] ? dump_stack_print_info.cold.1+0x20/0x20 [ 413.205966] ? mark_held_locks+0x130/0x130 [ 413.210207] ? mark_held_locks+0x130/0x130 [ 413.214452] dump_header+0x27b/0xf72 [ 413.218193] ? pagefault_out_of_memory+0x197/0x197 [ 413.223142] ? __lock_acquire+0x62f/0x4c20 [ 413.227398] ? percpu_ref_get_many+0x240/0x240 [ 413.231986] ? print_usage_bug+0xc0/0xc0 [ 413.236068] ? zap_class+0x640/0x640 [ 413.239783] ? print_usage_bug+0xc0/0xc0 [ 413.243839] ? print_usage_bug+0xc0/0xc0 [ 413.247899] ? zap_class+0x640/0x640 [ 413.251617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.257186] ? find_held_lock+0x36/0x1c0 [ 413.261257] ? mark_held_locks+0xc7/0x130 [ 413.265412] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 413.270515] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 413.275622] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 413.280210] ? trace_hardirqs_on+0xbd/0x310 [ 413.284546] ? kasan_check_read+0x11/0x20 [ 413.288702] ? ___ratelimit+0x3b4/0x672 [ 413.292686] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.297793] ? trace_hardirqs_on+0x310/0x310 [ 413.302207] ? lock_downgrade+0x900/0x900 [ 413.306370] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 413.311476] ? ___ratelimit+0x3b9/0x672 [ 413.315459] ? idr_get_free+0xf70/0xf70 [ 413.319435] ? find_held_lock+0x36/0x1c0 [ 413.323508] oom_kill_process.cold.27+0x10/0x903 [ 413.328263] ? zap_class+0x640/0x640 [ 413.331978] ? check_preemption_disabled+0x48/0x280 [ 413.337001] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 413.341933] ? kasan_check_read+0x11/0x20 [ 413.346083] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.351370] ? oom_evaluate_task+0x540/0x540 [ 413.355827] ? find_held_lock+0x36/0x1c0 [ 413.359909] ? out_of_memory+0x974/0x1430 [ 413.364078] ? lock_downgrade+0x900/0x900 [ 413.368230] ? check_preemption_disabled+0x48/0x280 [ 413.373265] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 413.378211] ? kasan_check_read+0x11/0x20 [ 413.382359] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.387651] ? rcu_softirq_qs+0x20/0x20 [ 413.391631] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.397177] ? oom_evaluate_task+0x302/0x540 [ 413.401592] out_of_memory+0xa84/0x1430 [ 413.405578] ? oom_killer_disable+0x3a0/0x3a0 [ 413.410076] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 413.415016] ? __ww_mutex_check_waiters+0x160/0x160 [ 413.420050] __alloc_pages_slowpath+0x2354/0x2e10 [ 413.424928] ? warn_alloc+0x120/0x120 [ 413.428744] ? mark_held_locks+0x130/0x130 [ 413.433001] ? find_get_entry+0xaae/0x1120 [ 413.437245] ? filemap_map_pages+0x1a20/0x1a20 [ 413.441830] ? zap_class+0x640/0x640 [ 413.445551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.451106] ? check_preemption_disabled+0x48/0x280 [ 413.456124] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.461673] ? should_fail+0x22d/0xd01 [ 413.465571] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 413.470678] ? zap_class+0x640/0x640 [ 413.474429] ? __lock_is_held+0xb5/0x140 [ 413.478507] ? mark_held_locks+0x130/0x130 [ 413.482752] ? lock_release+0xa00/0xa00 [ 413.486730] ? perf_trace_sched_process_exec+0x860/0x860 [ 413.492184] ? xa_load+0x2ba/0x460 [ 413.495727] ? lock_downgrade+0x900/0x900 [ 413.499884] ? __might_sleep+0x95/0x190 [ 413.503877] __alloc_pages_nodemask+0xa80/0xde0 [ 413.508565] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 413.513586] ? __page_cache_alloc+0x191/0x5c0 [ 413.518080] ? xa_load+0x2e1/0x460 [ 413.521629] ? xa_clear_mark+0x40/0x40 [ 413.525525] ? zap_class+0x640/0x640 [ 413.529250] ? zap_class+0x640/0x640 [ 413.532980] ? zap_class+0x640/0x640 [ 413.536697] ? __do_page_cache_readahead+0x663/0x810 [ 413.541821] ? find_held_lock+0x36/0x1c0 [ 413.545895] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 413.551441] alloc_pages_current+0x173/0x350 [ 413.555862] __page_cache_alloc+0x38c/0x5c0 [ 413.560182] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 413.565113] ? kasan_check_read+0x11/0x20 [ 413.569262] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.574543] ? generic_perform_write+0x6a0/0x6a0 [ 413.579300] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.584841] ? check_preemption_disabled+0x48/0x280 [ 413.589878] filemap_fault+0x1595/0x25f0 [ 413.593952] ? __lock_page_or_retry+0xa00/0xa00 [ 413.598624] ? mark_held_locks+0x130/0x130 [ 413.602886] ? filemap_map_pages+0xd6b/0x1a20 [ 413.607391] ? lock_downgrade+0x900/0x900 [ 413.611541] ? check_preemption_disabled+0x48/0x280 [ 413.616562] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 413.621491] ? kasan_check_read+0x11/0x20 [ 413.625645] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.630927] ? rcu_softirq_qs+0x20/0x20 [ 413.634917] ? filemap_map_pages+0xd92/0x1a20 [ 413.639441] ? find_get_entries_tag+0x1400/0x1400 [ 413.644289] ? __kernel_text_address+0xd/0x40 [ 413.648785] ? unwind_get_return_address+0x61/0xa0 [ 413.653741] ? lock_acquire+0x1ed/0x520 [ 413.657741] ? ext4_filemap_fault+0x7a/0xad [ 413.662078] ? lock_release+0xa00/0xa00 [ 413.666057] ? perf_trace_sched_process_exec+0x860/0x860 [ 413.671508] ? print_usage_bug+0xc0/0xc0 [ 413.675600] ? print_usage_bug+0xc0/0xc0 [ 413.679695] ? __x64_sys_read+0x73/0xb0 [ 413.683703] ? down_read+0x8d/0x120 [ 413.687325] ? ext4_filemap_fault+0x7a/0xad [ 413.691657] ? __down_interruptible+0x700/0x700 [ 413.696332] ? find_held_lock+0x36/0x1c0 [ 413.700406] ext4_filemap_fault+0x82/0xad [ 413.704561] __do_fault+0x100/0x6b0 [ 413.708195] ? lock_downgrade+0x900/0x900 [ 413.712347] ? pmd_devmap_trans_unstable+0x220/0x220 [ 413.717470] ? kasan_check_read+0x11/0x20 [ 413.721626] ? do_raw_spin_unlock+0xa7/0x330 [ 413.726040] ? do_raw_spin_trylock+0x270/0x270 [ 413.730697] __handle_mm_fault+0x3ea0/0x5be0 [ 413.735119] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 413.739970] ? find_held_lock+0x36/0x1c0 [ 413.744054] ? zap_class+0x640/0x640 [ 413.747816] ? zap_class+0x640/0x640 [ 413.751543] ? find_held_lock+0x36/0x1c0 [ 413.755662] ? handle_mm_fault+0x42a/0xc70 [ 413.759951] ? lock_downgrade+0x900/0x900 [ 413.764098] ? check_preemption_disabled+0x48/0x280 [ 413.769118] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 413.774052] ? kasan_check_read+0x11/0x20 [ 413.778202] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 413.783507] ? rcu_softirq_qs+0x20/0x20 [ 413.787482] ? trace_hardirqs_off_caller+0x310/0x310 [ 413.792601] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 413.798162] ? check_preemption_disabled+0x48/0x280 [ 413.803184] handle_mm_fault+0x54f/0xc70 [ 413.807248] ? __handle_mm_fault+0x5be0/0x5be0 [ 413.811830] ? find_vma+0x34/0x190 [ 413.815376] __do_page_fault+0x5e8/0xe60 [ 413.819443] ? trace_hardirqs_off+0xb8/0x310 [ 413.823880] ? kernel_write+0x120/0x120 [ 413.827865] do_page_fault+0xf2/0x7e0 [ 413.831669] ? vmalloc_sync_all+0x30/0x30 [ 413.835829] ? error_entry+0x70/0xd0 [ 413.839545] ? trace_hardirqs_off_caller+0xbb/0x310 [ 413.844556] ? trace_hardirqs_on_caller+0xc0/0x310 [ 413.849504] ? syscall_return_slowpath+0x5e0/0x5e0 [ 413.854440] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.859295] ? trace_hardirqs_on_caller+0x310/0x310 [ 413.864310] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 413.869780] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 413.874817] ? prepare_exit_to_usermode+0x291/0x3b0 [ 413.879835] ? page_fault+0x8/0x30 [ 413.883398] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 413.888248] ? page_fault+0x8/0x30 [ 413.891807] page_fault+0x1e/0x30 [ 413.895262] RIP: 0033:0x7ff3690bcdb4 [ 413.898987] Code: Bad RIP value. [ 413.902386] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 413.907748] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 413.915014] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 413.923167] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 413.930437] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 413.937713] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 413.945005] warn_alloc_show_mem: 1 callbacks suppressed [ 413.945017] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 413.945019] Mem-Info: [ 413.945060] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 413.945060] active_file:11 inactive_file:13 isolated_file:1 [ 413.945060] unevictable:0 dirty:0 writeback:0 unstable:0 [ 413.945060] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 413.945060] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 413.945060] free:13670 free_pcp:401 free_cma:0 [ 413.950403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.957687] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 413.960083] Call Trace: [ 413.993458] Node 0 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 [ 414.002805] [ 414.030457] lowmem_reserve[]: 0 2818 6321 6321 [ 414.033051] dump_stack+0x244/0x39d [ 414.059132] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 414.061286] ? dump_stack_print_info.cold.1+0x20/0x20 [ 414.065839] lowmem_reserve[]: 0 0 3503 3503 [ 414.069474] warn_alloc.cold.116+0xb7/0x1bd [ 414.097029] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 414.102226] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 414.106518] lowmem_reserve[]: 0 0 0 0 [ 414.110846] ? lock_downgrade+0x900/0x900 [ 414.139981] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 414.144860] ? trace_hardirqs_off+0xb8/0x310 [ 414.148626] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 414.152794] ? trace_hardirqs_off+0xb8/0x310 [ 414.166298] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 414.170722] __alloc_pages_slowpath+0x26e8/0x2e10 [ 414.186495] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 414.190911] ? warn_alloc+0x120/0x120 [ 414.204481] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 414.209309] ? print_usage_bug+0xc0/0xc0 [ 414.218117] 1519 total pagecache pages [ 414.221914] ? warn_alloc+0x120/0x120 [ 414.230470] 0 pages in swap cache [ 414.234518] ? warn_alloc+0x120/0x120 [ 414.238389] Swap cache stats: add 0, delete 0, find 0/0 [ 414.242174] ? print_usage_bug+0xc0/0xc0 [ 414.245614] Free swap = 0kB [ 414.249427] ? kvm_clock_read+0x18/0x30 [ 414.254763] Total swap = 0kB [ 414.258816] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 414.261811] 1965979 pages RAM [ 414.265788] ? print_usage_bug+0xc0/0xc0 [ 414.268781] 0 pages HighMem/MovableOnly [ 414.273790] ? __lock_acquire+0x62f/0x4c20 [ 414.276874] 342853 pages reserved [ 414.280932] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.284879] 0 pages cma reserved [ 414.289107] ? should_fail+0x22d/0xd01 [ 414.292631] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 414.298091] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 414.298110] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.301542] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 414.305344] ? __lock_acquire+0x62f/0x4c20 [ 414.311814] rsyslogd cpuset=/ mems_allowed=0 [ 414.317085] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 414.345913] ? __lock_acquire+0x62f/0x4c20 [ 414.350167] ? should_fail+0x22d/0xd01 [ 414.354067] ? rcu_irq_exit+0x1a2/0x390 [ 414.358055] ? mark_held_locks+0x130/0x130 [ 414.362329] ? mark_held_locks+0x130/0x130 [ 414.366596] ? mark_held_locks+0xc7/0x130 [ 414.370747] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 414.375766] ? zap_class+0x640/0x640 [ 414.379480] ? print_usage_bug+0xc0/0xc0 [ 414.383548] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.389093] ? check_preemption_disabled+0x48/0x280 [ 414.394148] ? __lock_is_held+0xb5/0x140 [ 414.398222] __alloc_pages_nodemask+0xa80/0xde0 [ 414.402894] ? zap_class+0x640/0x640 [ 414.406618] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 414.411650] ? find_held_lock+0x36/0x1c0 [ 414.415725] ? ____cache_alloc_node+0x1c7/0x1e0 [ 414.420419] ? lock_downgrade+0x900/0x900 [ 414.424576] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.430121] cache_grow_begin+0xa5/0x8c0 [ 414.434192] ? do_raw_spin_unlock+0xa7/0x330 [ 414.438643] fallback_alloc+0x204/0x2e0 [ 414.442638] ____cache_alloc_node+0x1c7/0x1e0 [ 414.447156] kmem_cache_alloc_node+0xe3/0x730 [ 414.451657] ? ipv6_get_ifaddr+0x42e/0x620 [ 414.455913] __alloc_skb+0x119/0x770 [ 414.459629] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 414.464913] ? netdev_alloc_frag+0x1f0/0x1f0 [ 414.469326] ? lock_downgrade+0x900/0x900 [ 414.473503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.479041] ? refcount_sub_and_test_checked+0x203/0x310 [ 414.484502] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 414.489957] ? addrconf_rs_timer+0x690/0x690 [ 414.494388] ndisc_alloc_skb+0x144/0x340 [ 414.498469] ndisc_send_rs+0x331/0x6e0 [ 414.502405] addrconf_rs_timer+0x314/0x690 [ 414.506655] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.510929] call_timer_fn+0x272/0x920 [ 414.514940] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.519175] ? process_timeout+0x40/0x40 [ 414.523256] ? __run_timers+0x7da/0xc70 [ 414.527233] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.531737] ? _raw_spin_unlock_irq+0x27/0x80 [ 414.536236] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.540503] ? lockdep_hardirqs_on+0x296/0x5b0 [ 414.545087] ? trace_hardirqs_on+0xbd/0x310 [ 414.549411] ? kasan_check_read+0x11/0x20 [ 414.553558] ? __run_timers+0x7da/0xc70 [ 414.557536] ? trace_hardirqs_off_caller+0x310/0x310 [ 414.562663] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.566921] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 414.571159] __run_timers+0x7e5/0xc70 [ 414.574973] ? timer_fixup_init+0x70/0x70 [ 414.579155] ? lock_downgrade+0x900/0x900 [ 414.583316] ? zap_class+0x640/0x640 [ 414.587052] ? pvclock_read_flags+0x160/0x160 [ 414.591562] ? hrtimer_start_range_ns+0xe00/0xe00 [ 414.596417] ? trace_hardirqs_on+0x310/0x310 [ 414.600837] ? kvm_clock_read+0x18/0x30 [ 414.604833] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 414.609850] ? ktime_get+0x2c1/0x400 [ 414.613572] ? zap_class+0x640/0x640 [ 414.617289] ? pvclock_read_flags+0x160/0x160 [ 414.621787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.627326] ? check_preemption_disabled+0x48/0x280 [ 414.632356] ? __lock_is_held+0xb5/0x140 [ 414.636443] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.641984] ? check_preemption_disabled+0x48/0x280 [ 414.647007] run_timer_softirq+0x52/0xb0 [ 414.651087] ? rcu_read_lock_sched_held+0x14f/0x180 [ 414.656123] __do_softirq+0x308/0xb7e [ 414.659938] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 414.665043] ? irq_exit+0xbd/0x1c0 [ 414.668588] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 414.673631] ? smp_reschedule_interrupt+0x109/0x650 [ 414.678666] ? smp_call_function_single_interrupt+0x650/0x650 [ 414.684552] ? ret_from_intr+0xb/0x1e [ 414.688382] ? trace_hardirqs_off_caller+0xbb/0x310 [ 414.693421] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.698283] ? trace_hardirqs_on_caller+0x310/0x310 [ 414.703315] ? task_prio+0x50/0x50 [ 414.706863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.712407] ? check_preemption_disabled+0x48/0x280 [ 414.717436] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 414.722286] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 414.726784] do_softirq_own_stack+0x2a/0x40 [ 414.731118] [ 414.733382] do_softirq.part.14+0x126/0x160 [ 414.737707] __local_bh_enable_ip+0x21d/0x260 [ 414.742210] __dev_queue_xmit+0x1aa3/0x3ad0 [ 414.746538] ? save_stack+0x43/0xd0 [ 414.750171] ? kasan_kmalloc+0xc7/0xe0 [ 414.754060] ? __kmalloc_node_track_caller+0x50/0x70 [ 414.759178] ? netdev_pick_tx+0x310/0x310 [ 414.763331] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.768907] ? check_preemption_disabled+0x48/0x280 [ 414.773968] ? __lock_is_held+0xb5/0x140 [ 414.778042] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 414.783076] ? skb_release_data+0x1c4/0x880 [ 414.787408] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 414.792691] ? kasan_unpoison_shadow+0x35/0x50 [ 414.797280] ? skb_tx_error+0x2f0/0x2f0 [ 414.801279] ? __kmalloc_node_track_caller+0x50/0x70 [ 414.806394] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.811947] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 414.817490] ? kasan_check_write+0x14/0x20 [ 414.821735] ? pskb_expand_head+0x6b3/0x10f0 [ 414.826157] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 414.831622] ? skb_release_data+0x880/0x880 [ 414.835945] ? __alloc_skb+0x770/0x770 [ 414.839846] ? __lock_is_held+0xb5/0x140 [ 414.843918] ? kasan_check_write+0x14/0x20 [ 414.848159] ? __skb_clone+0x6c7/0xa00 [ 414.852061] ? __copy_skb_header+0x6b0/0x6b0 [ 414.856467] ? kmem_cache_alloc+0x33a/0x730 [ 414.860800] ? skb_ensure_writable+0x15e/0x640 [ 414.865411] dev_queue_xmit+0x17/0x20 [ 414.869226] ? dev_queue_xmit+0x17/0x20 [ 414.873203] __bpf_redirect+0x5cf/0xb20 [ 414.877190] ? __switch_to_asm+0x34/0x70 [ 414.881273] bpf_clone_redirect+0x2f6/0x490 [ 414.885622] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 414.890641] ? __sched_text_start+0x8/0x8 [ 414.894822] ? retint_kernel+0x2d/0x2d [ 414.898720] ? find_held_lock+0x36/0x1c0 [ 414.902802] ? lock_acquire+0x1ed/0x520 [ 414.906773] ? bpf_test_run+0x3cb/0x780 [ 414.910760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.916301] ? check_preemption_disabled+0x48/0x280 [ 414.921339] ? kasan_check_read+0x11/0x20 [ 414.925509] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 414.930799] ? rcu_softirq_qs+0x20/0x20 [ 414.934776] ? preempt_schedule+0x4d/0x60 [ 414.938928] ? ___preempt_schedule+0x16/0x18 [ 414.943349] ? bpf_test_run+0x25d/0x780 [ 414.947383] ? netlink_diag_dump+0x2a0/0x2a0 [ 414.951810] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.957397] ? bpf_test_init.isra.10+0x70/0x100 [ 414.962106] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 414.966876] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 414.971728] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 414.977292] ? fput+0x130/0x1a0 [ 414.980573] ? __bpf_prog_get+0x9b/0x290 [ 414.984646] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 414.989495] ? bpf_prog_test_run+0x130/0x1a0 [ 414.993912] ? __x64_sys_bpf+0x3d8/0x520 [ 414.997990] ? bpf_prog_get+0x20/0x20 [ 415.001856] ? do_syscall_64+0x1b9/0x820 [ 415.005918] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 415.011289] ? syscall_return_slowpath+0x5e0/0x5e0 [ 415.016219] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.021067] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.026085] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 415.031132] ? prepare_exit_to_usermode+0x291/0x3b0 [ 415.036194] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.041049] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 415.046435] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 415.046505] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 415.053189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 415.053194] Call Trace: [ 415.053201] [ 415.053220] dump_stack+0x244/0x39d [ 415.053239] ? dump_stack_print_info.cold.1+0x20/0x20 [ 415.059781] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 415.069089] warn_alloc.cold.116+0xb7/0x1bd [ 415.071647] syz-executor3 cpuset=syz3 mems_allowed=0 [ 415.073794] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 415.107477] ? lock_downgrade+0x900/0x900 [ 415.111685] ? trace_hardirqs_off+0xb8/0x310 [ 415.116101] ? trace_hardirqs_off+0xb8/0x310 [ 415.120522] __alloc_pages_slowpath+0x26e8/0x2e10 [ 415.125407] ? warn_alloc+0x120/0x120 [ 415.129215] ? print_usage_bug+0xc0/0xc0 [ 415.133301] ? warn_alloc+0x120/0x120 [ 415.137121] ? warn_alloc+0x120/0x120 [ 415.140928] ? print_usage_bug+0xc0/0xc0 [ 415.144990] ? kvm_clock_read+0x18/0x30 [ 415.148969] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 415.153988] ? print_usage_bug+0xc0/0xc0 [ 415.158057] ? __lock_acquire+0x62f/0x4c20 [ 415.162317] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.167859] ? should_fail+0x22d/0xd01 [ 415.171745] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 415.177026] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.182139] ? __lock_acquire+0x62f/0x4c20 [ 415.186398] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.191507] ? __lock_acquire+0x62f/0x4c20 [ 415.195743] ? should_fail+0x22d/0xd01 [ 415.199629] ? rcu_irq_exit+0x1a2/0x390 [ 415.203641] ? mark_held_locks+0x130/0x130 [ 415.207882] ? mark_held_locks+0x130/0x130 [ 415.212143] ? mark_held_locks+0xc7/0x130 [ 415.216294] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 415.221318] ? zap_class+0x640/0x640 [ 415.225038] ? print_usage_bug+0xc0/0xc0 [ 415.229113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.234684] ? check_preemption_disabled+0x48/0x280 [ 415.239714] ? __lock_is_held+0xb5/0x140 [ 415.243783] __alloc_pages_nodemask+0xa80/0xde0 [ 415.248456] ? zap_class+0x640/0x640 [ 415.252177] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 415.257221] ? find_held_lock+0x36/0x1c0 [ 415.261295] ? ____cache_alloc_node+0x1c7/0x1e0 [ 415.265985] ? lock_downgrade+0x900/0x900 [ 415.270140] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.275697] cache_grow_begin+0xa5/0x8c0 [ 415.279767] ? do_raw_spin_unlock+0xa7/0x330 [ 415.284185] fallback_alloc+0x204/0x2e0 [ 415.288182] ____cache_alloc_node+0x1c7/0x1e0 [ 415.292681] kmem_cache_alloc_node+0xe3/0x730 [ 415.297175] ? ipv6_get_ifaddr+0x42e/0x620 [ 415.301436] __alloc_skb+0x119/0x770 [ 415.305164] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 415.310448] ? netdev_alloc_frag+0x1f0/0x1f0 [ 415.314867] ? lock_downgrade+0x900/0x900 [ 415.319029] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.324572] ? refcount_sub_and_test_checked+0x203/0x310 [ 415.330024] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 415.335507] ? addrconf_rs_timer+0x690/0x690 [ 415.339929] ndisc_alloc_skb+0x144/0x340 [ 415.343996] ndisc_send_rs+0x331/0x6e0 [ 415.347890] addrconf_rs_timer+0x314/0x690 [ 415.352134] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.356390] call_timer_fn+0x272/0x920 [ 415.360278] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.364517] ? process_timeout+0x40/0x40 [ 415.368591] ? mark_held_locks+0xc7/0x130 [ 415.372741] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.377236] ? _raw_spin_unlock_irq+0x27/0x80 [ 415.381730] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.385971] ? lockdep_hardirqs_on+0x296/0x5b0 [ 415.390602] ? trace_hardirqs_on+0xbd/0x310 [ 415.394928] ? kasan_check_read+0x11/0x20 [ 415.399075] ? __run_timers+0x7da/0xc70 [ 415.403069] ? trace_hardirqs_off_caller+0x310/0x310 [ 415.408180] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.412419] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 415.416670] __run_timers+0x7e5/0xc70 [ 415.420507] ? timer_fixup_init+0x70/0x70 [ 415.424676] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 415.429699] ? zap_class+0x640/0x640 [ 415.433419] ? print_usage_bug+0xc0/0xc0 [ 415.437495] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 415.442720] ? find_held_lock+0x36/0x1c0 [ 415.446835] ? zap_class+0x640/0x640 [ 415.450594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.456139] ? check_preemption_disabled+0x48/0x280 [ 415.461187] ? __lock_is_held+0xb5/0x140 [ 415.465252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.470808] ? check_preemption_disabled+0x48/0x280 [ 415.475831] run_timer_softirq+0x52/0xb0 [ 415.479909] ? rcu_read_lock_sched_held+0x14f/0x180 [ 415.484944] __do_softirq+0x308/0xb7e [ 415.488761] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 415.493269] ? lock_downgrade+0x900/0x900 [ 415.497463] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 415.502575] ? pvclock_read_flags+0x160/0x160 [ 415.507092] ? lapic_next_event+0x5a/0x90 [ 415.511244] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.516787] ? kvm_clock_read+0x18/0x30 [ 415.520765] ? kvm_sched_clock_read+0x9/0x20 [ 415.525194] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.530737] ? check_preemption_disabled+0x48/0x280 [ 415.535810] irq_exit+0x17f/0x1c0 [ 415.539282] smp_apic_timer_interrupt+0x1cb/0x760 [ 415.544132] ? smp_call_function_single_interrupt+0x650/0x650 [ 415.550022] ? interrupt_entry+0xb5/0xc0 [ 415.554084] ? trace_hardirqs_off_caller+0xbb/0x310 [ 415.559109] ? trace_hardirqs_off_caller+0xbb/0x310 [ 415.564128] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.568972] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.573991] ? trace_hardirqs_on_caller+0x310/0x310 [ 415.579012] ? task_prio+0x50/0x50 [ 415.582557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.588101] ? check_preemption_disabled+0x48/0x280 [ 415.593123] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 415.597988] apic_timer_interrupt+0xf/0x20 [ 415.602217] [ 415.604459] RIP: 0010:dump_stack+0x358/0x39d [ 415.608868] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 415.627784] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 415.635525] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 415.642797] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 415.650078] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 415.657350] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 415.664645] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 415.671952] ? dump_stack+0x34f/0x39d [ 415.675773] ? dump_stack_print_info.cold.1+0x20/0x20 [ 415.680972] ? mark_held_locks+0x130/0x130 [ 415.685213] ? mark_held_locks+0x130/0x130 [ 415.689459] dump_header+0x27b/0xf72 [ 415.693188] ? pagefault_out_of_memory+0x197/0x197 [ 415.698135] ? __lock_acquire+0x62f/0x4c20 [ 415.702400] ? percpu_ref_get_many+0x240/0x240 [ 415.706991] ? print_usage_bug+0xc0/0xc0 [ 415.711062] ? zap_class+0x640/0x640 [ 415.714783] ? print_usage_bug+0xc0/0xc0 [ 415.718850] ? print_usage_bug+0xc0/0xc0 [ 415.722917] ? zap_class+0x640/0x640 [ 415.726656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.732198] ? find_held_lock+0x36/0x1c0 [ 415.736271] ? mark_held_locks+0xc7/0x130 [ 415.740423] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 415.745529] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 415.750651] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 415.755244] ? trace_hardirqs_on+0xbd/0x310 [ 415.759566] ? kasan_check_read+0x11/0x20 [ 415.763733] ? ___ratelimit+0x3b4/0x672 [ 415.767706] ? trace_hardirqs_off_caller+0x310/0x310 [ 415.772812] ? trace_hardirqs_on+0x310/0x310 [ 415.777224] ? lock_downgrade+0x900/0x900 [ 415.781381] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 415.786492] ? ___ratelimit+0x3b9/0x672 [ 415.790472] ? idr_get_free+0xf70/0xf70 [ 415.794454] ? find_held_lock+0x36/0x1c0 [ 415.798536] oom_kill_process.cold.27+0x10/0x903 [ 415.803297] ? zap_class+0x640/0x640 [ 415.807014] ? check_preemption_disabled+0x48/0x280 [ 415.812036] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 415.816970] ? kasan_check_read+0x11/0x20 [ 415.821115] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 415.826400] ? oom_evaluate_task+0x540/0x540 [ 415.830813] ? find_held_lock+0x36/0x1c0 [ 415.834886] ? out_of_memory+0x974/0x1430 [ 415.839032] ? lock_downgrade+0x900/0x900 [ 415.843190] ? check_preemption_disabled+0x48/0x280 [ 415.848215] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 415.853150] ? kasan_check_read+0x11/0x20 [ 415.857299] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 415.862580] ? rcu_softirq_qs+0x20/0x20 [ 415.866577] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.872113] ? oom_evaluate_task+0x302/0x540 [ 415.876530] out_of_memory+0xa84/0x1430 [ 415.880517] ? oom_killer_disable+0x3a0/0x3a0 [ 415.885013] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 415.890000] ? __ww_mutex_check_waiters+0x160/0x160 [ 415.895044] __alloc_pages_slowpath+0x2354/0x2e10 [ 415.899915] ? warn_alloc+0x120/0x120 [ 415.903721] ? mark_held_locks+0x130/0x130 [ 415.907978] ? find_get_entry+0xaae/0x1120 [ 415.912239] ? filemap_map_pages+0x1a20/0x1a20 [ 415.916838] ? zap_class+0x640/0x640 [ 415.920558] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.926098] ? check_preemption_disabled+0x48/0x280 [ 415.931119] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 415.936663] ? should_fail+0x22d/0xd01 [ 415.940555] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 415.945664] ? zap_class+0x640/0x640 [ 415.949411] ? __lock_is_held+0xb5/0x140 [ 415.953505] ? mark_held_locks+0x130/0x130 [ 415.957750] ? lock_release+0xa00/0xa00 [ 415.961728] ? perf_trace_sched_process_exec+0x860/0x860 [ 415.967431] ? xa_load+0x2ba/0x460 [ 415.970975] ? lock_downgrade+0x900/0x900 [ 415.975128] ? __might_sleep+0x95/0x190 [ 415.979112] __alloc_pages_nodemask+0xa80/0xde0 [ 415.983823] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 415.988843] ? __page_cache_alloc+0x191/0x5c0 [ 415.993341] ? xa_load+0x2e1/0x460 [ 415.996893] ? xa_clear_mark+0x40/0x40 [ 416.000812] ? zap_class+0x640/0x640 [ 416.004537] ? zap_class+0x640/0x640 [ 416.008266] ? zap_class+0x640/0x640 [ 416.011984] ? __do_page_cache_readahead+0x663/0x810 [ 416.017098] ? find_held_lock+0x36/0x1c0 [ 416.021172] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 416.026722] alloc_pages_current+0x173/0x350 [ 416.031148] __page_cache_alloc+0x38c/0x5c0 [ 416.035473] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 416.040403] ? kasan_check_read+0x11/0x20 [ 416.044553] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.049857] ? generic_perform_write+0x6a0/0x6a0 [ 416.054618] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.060172] ? check_preemption_disabled+0x48/0x280 [ 416.065196] filemap_fault+0x1595/0x25f0 [ 416.069272] ? __lock_page_or_retry+0xa00/0xa00 [ 416.073952] ? mark_held_locks+0x130/0x130 [ 416.078202] ? filemap_map_pages+0xd6b/0x1a20 [ 416.082709] ? lock_downgrade+0x900/0x900 [ 416.086857] ? check_preemption_disabled+0x48/0x280 [ 416.091881] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 416.096810] ? kasan_check_read+0x11/0x20 [ 416.100964] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.106244] ? rcu_softirq_qs+0x20/0x20 [ 416.110242] ? filemap_map_pages+0xd92/0x1a20 [ 416.114762] ? find_get_entries_tag+0x1400/0x1400 [ 416.119614] ? __kernel_text_address+0xd/0x40 [ 416.124147] ? unwind_get_return_address+0x61/0xa0 [ 416.129095] ? lock_acquire+0x1ed/0x520 [ 416.133076] ? ext4_filemap_fault+0x7a/0xad [ 416.137406] ? lock_release+0xa00/0xa00 [ 416.141388] ? perf_trace_sched_process_exec+0x860/0x860 [ 416.146842] ? print_usage_bug+0xc0/0xc0 [ 416.150907] ? print_usage_bug+0xc0/0xc0 [ 416.154970] ? __x64_sys_read+0x73/0xb0 [ 416.158962] ? down_read+0x8d/0x120 [ 416.162590] ? ext4_filemap_fault+0x7a/0xad [ 416.166917] ? __down_interruptible+0x700/0x700 [ 416.171593] ? find_held_lock+0x36/0x1c0 [ 416.175667] ext4_filemap_fault+0x82/0xad [ 416.179823] __do_fault+0x100/0x6b0 [ 416.183499] ? lock_downgrade+0x900/0x900 [ 416.187668] ? pmd_devmap_trans_unstable+0x220/0x220 [ 416.192814] ? kasan_check_read+0x11/0x20 [ 416.196973] ? do_raw_spin_unlock+0xa7/0x330 [ 416.201436] ? do_raw_spin_trylock+0x270/0x270 [ 416.206035] __handle_mm_fault+0x3ea0/0x5be0 [ 416.210464] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 416.215314] ? find_held_lock+0x36/0x1c0 [ 416.219400] ? zap_class+0x640/0x640 [ 416.223115] ? zap_class+0x640/0x640 [ 416.226834] ? find_held_lock+0x36/0x1c0 [ 416.230905] ? handle_mm_fault+0x42a/0xc70 [ 416.235145] ? lock_downgrade+0x900/0x900 [ 416.239297] ? check_preemption_disabled+0x48/0x280 [ 416.244322] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 416.249261] ? kasan_check_read+0x11/0x20 [ 416.253416] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.258727] ? rcu_softirq_qs+0x20/0x20 [ 416.262719] ? trace_hardirqs_off_caller+0x310/0x310 [ 416.267826] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.273380] ? check_preemption_disabled+0x48/0x280 [ 416.278427] handle_mm_fault+0x54f/0xc70 [ 416.282496] ? __handle_mm_fault+0x5be0/0x5be0 [ 416.287121] ? find_vma+0x34/0x190 [ 416.290674] __do_page_fault+0x5e8/0xe60 [ 416.294735] ? trace_hardirqs_off+0xb8/0x310 [ 416.299147] ? kernel_write+0x120/0x120 [ 416.303139] do_page_fault+0xf2/0x7e0 [ 416.306942] ? vmalloc_sync_all+0x30/0x30 [ 416.311090] ? error_entry+0x70/0xd0 [ 416.314833] ? trace_hardirqs_off_caller+0xbb/0x310 [ 416.319849] ? trace_hardirqs_on_caller+0xc0/0x310 [ 416.324800] ? syscall_return_slowpath+0x5e0/0x5e0 [ 416.329733] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.334592] ? trace_hardirqs_on_caller+0x310/0x310 [ 416.339612] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 416.345075] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 416.350090] ? prepare_exit_to_usermode+0x291/0x3b0 [ 416.355103] ? page_fault+0x8/0x30 [ 416.358663] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 416.363523] ? page_fault+0x8/0x30 [ 416.367090] page_fault+0x1e/0x30 [ 416.370565] RIP: 0033:0x7ff3690bcdb4 [ 416.374291] Code: Bad RIP value. [ 416.377655] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 416.383051] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 416.390335] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 416.397607] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 416.404892] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 416.412161] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 416.419454] warn_alloc_show_mem: 1 callbacks suppressed [ 416.419466] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 416.419468] Mem-Info: [ 416.419500] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 416.419500] active_file:11 inactive_file:13 isolated_file:1 [ 416.419500] unevictable:0 dirty:0 writeback:0 unstable:0 [ 416.419500] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 416.419500] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 416.419500] free:13670 free_pcp:401 free_cma:0 [ 416.424839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.432120] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 416.434514] Call Trace: [ 416.467658] Node 0 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 [ 416.477002] [ 416.504659] lowmem_reserve[]: 0 2818 6321 6321 [ 416.507256] dump_stack+0x244/0x39d [ 416.533338] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 416.535494] ? dump_stack_print_info.cold.1+0x20/0x20 [ 416.540043] lowmem_reserve[]: 0 0 3503 3503 [ 416.543691] warn_alloc.cold.116+0xb7/0x1bd [ 416.571245] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 416.576474] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 416.580766] lowmem_reserve[]: 0 0 0 0 [ 416.585098] ? lock_downgrade+0x900/0x900 [ 416.614226] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 416.619088] ? trace_hardirqs_off+0xb8/0x310 [ 416.622858] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 416.627004] ? trace_hardirqs_off+0xb8/0x310 [ 416.640502] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 416.644912] __alloc_pages_slowpath+0x26e8/0x2e10 [ 416.660684] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 416.665121] ? warn_alloc+0x120/0x120 [ 416.678692] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 416.683518] ? print_usage_bug+0xc0/0xc0 [ 416.692354] 1519 total pagecache pages [ 416.696176] ? warn_alloc+0x120/0x120 [ 416.704732] 0 pages in swap cache [ 416.708813] ? warn_alloc+0x120/0x120 [ 416.712678] Swap cache stats: add 0, delete 0, find 0/0 [ 416.716472] ? print_usage_bug+0xc0/0xc0 [ 416.719901] Free swap = 0kB [ 416.723699] ? print_usage_bug+0xc0/0xc0 [ 416.729050] Total swap = 0kB [ 416.733120] ? __lock_acquire+0x62f/0x4c20 [ 416.736115] 1965979 pages RAM [ 416.740196] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 416.743187] 0 pages HighMem/MovableOnly [ 416.747418] ? should_fail+0x22d/0xd01 [ 416.750502] 342853 pages reserved [ 416.756032] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.759981] 0 pages cma reserved [ 416.763891] ? __lock_acquire+0x62f/0x4c20 [ 416.767451] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 416.772471] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 416.772485] ? __lock_acquire+0x62f/0x4c20 [ 416.772501] ? should_fail+0x22d/0xd01 [ 416.775945] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 416.780085] ? find_held_lock+0x36/0x1c0 [ 416.786558] rsyslogd cpuset=/ mems_allowed=0 [ 416.791660] ? mark_held_locks+0x130/0x130 [ 416.822473] ? mark_held_locks+0x130/0x130 [ 416.826723] ? zap_class+0x640/0x640 [ 416.830450] ? zap_class+0x640/0x640 [ 416.834169] ? print_usage_bug+0xc0/0xc0 [ 416.838239] ? do_raw_spin_unlock+0xa7/0x330 [ 416.842663] ? zap_class+0x640/0x640 [ 416.846386] ? print_usage_bug+0xc0/0xc0 [ 416.850451] ? wq_watchdog_touch+0x9c/0xfe [ 416.854692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.860246] ? check_preemption_disabled+0x48/0x280 [ 416.865277] ? __lock_is_held+0xb5/0x140 [ 416.869347] __alloc_pages_nodemask+0xa80/0xde0 [ 416.874023] ? zap_class+0x640/0x640 [ 416.877745] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 416.882779] ? find_held_lock+0x36/0x1c0 [ 416.886855] ? ____cache_alloc_node+0x1c7/0x1e0 [ 416.891530] ? lock_downgrade+0x900/0x900 [ 416.895692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.901235] cache_grow_begin+0xa5/0x8c0 [ 416.905299] ? do_raw_spin_unlock+0xa7/0x330 [ 416.909716] fallback_alloc+0x204/0x2e0 [ 416.913730] ____cache_alloc_node+0x1c7/0x1e0 [ 416.918246] kmem_cache_alloc_node+0xe3/0x730 [ 416.922747] ? ipv6_get_ifaddr+0x42e/0x620 [ 416.927010] __alloc_skb+0x119/0x770 [ 416.930756] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 416.936042] ? netdev_alloc_frag+0x1f0/0x1f0 [ 416.940459] ? lock_downgrade+0x900/0x900 [ 416.944621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.950163] ? refcount_sub_and_test_checked+0x203/0x310 [ 416.955622] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 416.961076] ? addrconf_rs_timer+0x690/0x690 [ 416.965514] ndisc_alloc_skb+0x144/0x340 [ 416.969588] ndisc_send_rs+0x331/0x6e0 [ 416.973485] addrconf_rs_timer+0x314/0x690 [ 416.977746] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.981994] call_timer_fn+0x272/0x920 [ 416.985883] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 416.990119] ? process_timeout+0x40/0x40 [ 416.994210] ? __run_timers+0x7da/0xc70 [ 416.998203] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.002699] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.007191] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.011443] ? lockdep_hardirqs_on+0x296/0x5b0 [ 417.016029] ? trace_hardirqs_on+0xbd/0x310 [ 417.020354] ? kasan_check_read+0x11/0x20 [ 417.024509] ? __run_timers+0x7da/0xc70 [ 417.028491] ? trace_hardirqs_off_caller+0x310/0x310 [ 417.033644] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.037901] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.042142] __run_timers+0x7e5/0xc70 [ 417.045967] ? timer_fixup_init+0x70/0x70 [ 417.050120] ? lock_downgrade+0x900/0x900 [ 417.054285] ? zap_class+0x640/0x640 [ 417.058011] ? pvclock_read_flags+0x160/0x160 [ 417.062521] ? hrtimer_start_range_ns+0xe00/0xe00 [ 417.067379] ? trace_hardirqs_on+0x310/0x310 [ 417.071804] ? kvm_clock_read+0x18/0x30 [ 417.075779] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 417.080798] ? ktime_get+0x2c1/0x400 [ 417.084521] ? zap_class+0x640/0x640 [ 417.088243] ? pvclock_read_flags+0x160/0x160 [ 417.092771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.098309] ? check_preemption_disabled+0x48/0x280 [ 417.103816] ? __lock_is_held+0xb5/0x140 [ 417.107892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.113433] ? check_preemption_disabled+0x48/0x280 [ 417.118456] run_timer_softirq+0x52/0xb0 [ 417.122523] ? rcu_read_lock_sched_held+0x14f/0x180 [ 417.127545] __do_softirq+0x308/0xb7e [ 417.131361] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 417.136475] ? irq_exit+0xbd/0x1c0 [ 417.140022] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 417.145044] ? smp_reschedule_interrupt+0x109/0x650 [ 417.150067] ? smp_call_function_single_interrupt+0x650/0x650 [ 417.155953] ? ret_from_intr+0xb/0x1e [ 417.159760] ? trace_hardirqs_off_caller+0xbb/0x310 [ 417.164784] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.169634] ? trace_hardirqs_on_caller+0x310/0x310 [ 417.174650] ? task_prio+0x50/0x50 [ 417.178194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.183752] ? check_preemption_disabled+0x48/0x280 [ 417.188793] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.193641] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 417.198162] do_softirq_own_stack+0x2a/0x40 [ 417.202479] [ 417.204721] do_softirq.part.14+0x126/0x160 [ 417.209044] __local_bh_enable_ip+0x21d/0x260 [ 417.213542] __dev_queue_xmit+0x1aa3/0x3ad0 [ 417.217868] ? save_stack+0x43/0xd0 [ 417.221498] ? kasan_kmalloc+0xc7/0xe0 [ 417.225395] ? __kmalloc_node_track_caller+0x50/0x70 [ 417.230509] ? netdev_pick_tx+0x310/0x310 [ 417.234664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.240205] ? check_preemption_disabled+0x48/0x280 [ 417.245271] ? __lock_is_held+0xb5/0x140 [ 417.249359] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 417.254389] ? skb_release_data+0x1c4/0x880 [ 417.258722] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 417.264005] ? kasan_unpoison_shadow+0x35/0x50 [ 417.268587] ? skb_tx_error+0x2f0/0x2f0 [ 417.272568] ? __kmalloc_node_track_caller+0x50/0x70 [ 417.277677] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.283218] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 417.288776] ? kasan_check_write+0x14/0x20 [ 417.293044] ? pskb_expand_head+0x6b3/0x10f0 [ 417.297458] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 417.302918] ? skb_release_data+0x880/0x880 [ 417.307254] ? __alloc_skb+0x770/0x770 [ 417.311205] ? __lock_is_held+0xb5/0x140 [ 417.315384] ? kasan_check_write+0x14/0x20 [ 417.319633] ? __skb_clone+0x6c7/0xa00 [ 417.323615] ? __copy_skb_header+0x6b0/0x6b0 [ 417.328024] ? kmem_cache_alloc+0x33a/0x730 [ 417.332362] ? skb_ensure_writable+0x15e/0x640 [ 417.336965] dev_queue_xmit+0x17/0x20 [ 417.340771] ? dev_queue_xmit+0x17/0x20 [ 417.344748] __bpf_redirect+0x5cf/0xb20 [ 417.348725] ? __switch_to_asm+0x34/0x70 [ 417.352794] bpf_clone_redirect+0x2f6/0x490 [ 417.357128] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 417.362163] ? __sched_text_start+0x8/0x8 [ 417.366320] ? retint_kernel+0x2d/0x2d [ 417.370245] ? find_held_lock+0x36/0x1c0 [ 417.374322] ? lock_acquire+0x1ed/0x520 [ 417.378298] ? bpf_test_run+0x3cb/0x780 [ 417.382278] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.387821] ? check_preemption_disabled+0x48/0x280 [ 417.392853] ? kasan_check_read+0x11/0x20 [ 417.397004] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 417.402286] ? rcu_softirq_qs+0x20/0x20 [ 417.406281] ? preempt_schedule+0x4d/0x60 [ 417.410447] ? ___preempt_schedule+0x16/0x18 [ 417.414869] ? bpf_test_run+0x25d/0x780 [ 417.418861] ? netlink_diag_dump+0x2a0/0x2a0 [ 417.423277] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.428816] ? bpf_test_init.isra.10+0x70/0x100 [ 417.433495] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 417.438266] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 417.443129] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 417.448672] ? fput+0x130/0x1a0 [ 417.451961] ? __bpf_prog_get+0x9b/0x290 [ 417.456028] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 417.460872] ? bpf_prog_test_run+0x130/0x1a0 [ 417.465290] ? __x64_sys_bpf+0x3d8/0x520 [ 417.469389] ? bpf_prog_get+0x20/0x20 [ 417.473213] ? do_syscall_64+0x1b9/0x820 [ 417.477321] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 417.482701] ? syscall_return_slowpath+0x5e0/0x5e0 [ 417.487630] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.492481] ? trace_hardirqs_on_caller+0x310/0x310 [ 417.497531] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 417.502555] ? prepare_exit_to_usermode+0x291/0x3b0 [ 417.507585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 417.512439] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 417.517824] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 417.517893] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 417.524577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.524582] Call Trace: [ 417.524590] [ 417.524608] dump_stack+0x244/0x39d [ 417.524627] ? dump_stack_print_info.cold.1+0x20/0x20 [ 417.531195] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 417.540480] warn_alloc.cold.116+0xb7/0x1bd [ 417.543041] syz-executor3 cpuset=syz3 mems_allowed=0 [ 417.545200] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 417.578785] ? lock_downgrade+0x900/0x900 [ 417.582947] ? trace_hardirqs_off+0xb8/0x310 [ 417.587376] ? trace_hardirqs_off+0xb8/0x310 [ 417.591819] __alloc_pages_slowpath+0x26e8/0x2e10 [ 417.596730] ? warn_alloc+0x120/0x120 [ 417.600575] ? print_usage_bug+0xc0/0xc0 [ 417.604644] ? warn_alloc+0x120/0x120 [ 417.608451] ? warn_alloc+0x120/0x120 [ 417.612262] ? print_usage_bug+0xc0/0xc0 [ 417.616332] ? print_usage_bug+0xc0/0xc0 [ 417.620408] ? __lock_acquire+0x62f/0x4c20 [ 417.624665] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.630219] ? should_fail+0x22d/0xd01 [ 417.634110] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.639217] ? __lock_acquire+0x62f/0x4c20 [ 417.643459] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 417.648621] ? __lock_acquire+0x62f/0x4c20 [ 417.652872] ? should_fail+0x22d/0xd01 [ 417.656774] ? mark_held_locks+0x130/0x130 [ 417.661017] ? mark_held_locks+0x130/0x130 [ 417.665278] ? zap_class+0x640/0x640 [ 417.669016] ? zap_class+0x640/0x640 [ 417.672749] ? print_usage_bug+0xc0/0xc0 [ 417.676809] ? wq_watchdog_touch+0x9c/0xfe [ 417.681066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.686624] ? check_preemption_disabled+0x48/0x280 [ 417.691678] ? __lock_is_held+0xb5/0x140 [ 417.695765] __alloc_pages_nodemask+0xa80/0xde0 [ 417.700434] ? zap_class+0x640/0x640 [ 417.704155] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 417.709185] ? find_held_lock+0x36/0x1c0 [ 417.713275] ? ____cache_alloc_node+0x1c7/0x1e0 [ 417.717956] ? lock_downgrade+0x900/0x900 [ 417.722141] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.727691] cache_grow_begin+0xa5/0x8c0 [ 417.731751] ? do_raw_spin_unlock+0xa7/0x330 [ 417.736194] fallback_alloc+0x204/0x2e0 [ 417.740177] ____cache_alloc_node+0x1c7/0x1e0 [ 417.744685] kmem_cache_alloc_node+0xe3/0x730 [ 417.749196] ? ipv6_get_ifaddr+0x42e/0x620 [ 417.753449] __alloc_skb+0x119/0x770 [ 417.757165] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 417.762453] ? netdev_alloc_frag+0x1f0/0x1f0 [ 417.766863] ? lock_downgrade+0x900/0x900 [ 417.771027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.776564] ? refcount_sub_and_test_checked+0x203/0x310 [ 417.782033] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 417.787577] ? addrconf_rs_timer+0x690/0x690 [ 417.792001] ndisc_alloc_skb+0x144/0x340 [ 417.796100] ndisc_send_rs+0x331/0x6e0 [ 417.799997] addrconf_rs_timer+0x314/0x690 [ 417.804240] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.808497] call_timer_fn+0x272/0x920 [ 417.812416] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.816658] ? process_timeout+0x40/0x40 [ 417.820735] ? mark_held_locks+0xc7/0x130 [ 417.824889] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.829406] ? _raw_spin_unlock_irq+0x27/0x80 [ 417.833913] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.838164] ? lockdep_hardirqs_on+0x296/0x5b0 [ 417.842750] ? trace_hardirqs_on+0xbd/0x310 [ 417.847103] ? kasan_check_read+0x11/0x20 [ 417.851249] ? __run_timers+0x7da/0xc70 [ 417.855225] ? trace_hardirqs_off_caller+0x310/0x310 [ 417.860342] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 417.864604] __run_timers+0x7e5/0xc70 [ 417.868426] ? timer_fixup_init+0x70/0x70 [ 417.872578] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 417.877613] ? zap_class+0x640/0x640 [ 417.881340] ? print_usage_bug+0xc0/0xc0 [ 417.885411] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 417.890608] ? find_held_lock+0x36/0x1c0 [ 417.894684] ? zap_class+0x640/0x640 [ 417.898411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.903960] ? check_preemption_disabled+0x48/0x280 [ 417.908996] ? __lock_is_held+0xb5/0x140 [ 417.913062] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.918600] ? check_preemption_disabled+0x48/0x280 [ 417.923627] run_timer_softirq+0x52/0xb0 [ 417.927710] ? rcu_read_lock_sched_held+0x14f/0x180 [ 417.932748] __do_softirq+0x308/0xb7e [ 417.936555] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 417.941064] ? lock_downgrade+0x900/0x900 [ 417.945236] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 417.950374] ? pvclock_read_flags+0x160/0x160 [ 417.954890] ? lapic_next_event+0x5a/0x90 [ 417.959047] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.964592] ? kvm_clock_read+0x18/0x30 [ 417.968809] ? kvm_sched_clock_read+0x9/0x20 [ 417.973275] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 417.978818] ? check_preemption_disabled+0x48/0x280 [ 417.983854] irq_exit+0x17f/0x1c0 [ 417.987325] smp_apic_timer_interrupt+0x1cb/0x760 [ 417.992201] ? smp_call_function_single_interrupt+0x650/0x650 [ 417.998118] ? interrupt_entry+0xb5/0xc0 [ 418.002198] ? trace_hardirqs_off_caller+0xbb/0x310 [ 418.007228] ? trace_hardirqs_off_caller+0xbb/0x310 [ 418.012250] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.017096] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.022111] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.027141] ? task_prio+0x50/0x50 [ 418.030690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.036228] ? check_preemption_disabled+0x48/0x280 [ 418.041281] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.046154] apic_timer_interrupt+0xf/0x20 [ 418.050387] [ 418.052631] RIP: 0010:dump_stack+0x358/0x39d [ 418.057047] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 418.075946] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 418.083657] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 418.090940] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 418.098210] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 418.105483] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 418.112771] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 418.120076] ? dump_stack+0x34f/0x39d [ 418.123894] ? dump_stack_print_info.cold.1+0x20/0x20 [ 418.129121] ? mark_held_locks+0x130/0x130 [ 418.133360] ? mark_held_locks+0x130/0x130 [ 418.137614] dump_header+0x27b/0xf72 [ 418.141345] ? pagefault_out_of_memory+0x197/0x197 [ 418.146300] ? __lock_acquire+0x62f/0x4c20 [ 418.150587] ? percpu_ref_get_many+0x240/0x240 [ 418.155174] ? print_usage_bug+0xc0/0xc0 [ 418.159259] ? zap_class+0x640/0x640 [ 418.162984] ? print_usage_bug+0xc0/0xc0 [ 418.167046] ? print_usage_bug+0xc0/0xc0 [ 418.171113] ? zap_class+0x640/0x640 [ 418.174841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.180391] ? find_held_lock+0x36/0x1c0 [ 418.184479] ? mark_held_locks+0xc7/0x130 [ 418.188632] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 418.193740] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 418.198848] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 418.203465] ? trace_hardirqs_on+0xbd/0x310 [ 418.207786] ? kasan_check_read+0x11/0x20 [ 418.211933] ? ___ratelimit+0x3b4/0x672 [ 418.215927] ? trace_hardirqs_off_caller+0x310/0x310 [ 418.221035] ? trace_hardirqs_on+0x310/0x310 [ 418.225448] ? lock_downgrade+0x900/0x900 [ 418.229630] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 418.234739] ? ___ratelimit+0x3b9/0x672 [ 418.238747] ? idr_get_free+0xf70/0xf70 [ 418.242720] ? find_held_lock+0x36/0x1c0 [ 418.246822] oom_kill_process.cold.27+0x10/0x903 [ 418.251581] ? zap_class+0x640/0x640 [ 418.255299] ? check_preemption_disabled+0x48/0x280 [ 418.260334] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 418.265274] ? kasan_check_read+0x11/0x20 [ 418.269424] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 418.274705] ? oom_evaluate_task+0x540/0x540 [ 418.279122] ? find_held_lock+0x36/0x1c0 [ 418.283216] ? out_of_memory+0x974/0x1430 [ 418.287377] ? lock_downgrade+0x900/0x900 [ 418.291527] ? check_preemption_disabled+0x48/0x280 [ 418.296549] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 418.301494] ? kasan_check_read+0x11/0x20 [ 418.305660] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 418.310970] ? rcu_softirq_qs+0x20/0x20 [ 418.314957] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.320498] ? oom_evaluate_task+0x302/0x540 [ 418.324910] out_of_memory+0xa84/0x1430 [ 418.328894] ? oom_killer_disable+0x3a0/0x3a0 [ 418.333404] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 418.338342] ? __ww_mutex_check_waiters+0x160/0x160 [ 418.343386] __alloc_pages_slowpath+0x2354/0x2e10 [ 418.348263] ? warn_alloc+0x120/0x120 [ 418.352065] ? mark_held_locks+0x130/0x130 [ 418.356320] ? find_get_entry+0xaae/0x1120 [ 418.360565] ? filemap_map_pages+0x1a20/0x1a20 [ 418.365154] ? zap_class+0x640/0x640 [ 418.368876] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.374421] ? check_preemption_disabled+0x48/0x280 [ 418.379447] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.384989] ? should_fail+0x22d/0xd01 [ 418.388882] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 418.393992] ? zap_class+0x640/0x640 [ 418.397753] ? __lock_is_held+0xb5/0x140 [ 418.401830] ? mark_held_locks+0x130/0x130 [ 418.406068] ? lock_release+0xa00/0xa00 [ 418.410045] ? perf_trace_sched_process_exec+0x860/0x860 [ 418.415534] ? xa_load+0x2ba/0x460 [ 418.419091] ? lock_downgrade+0x900/0x900 [ 418.423245] ? __might_sleep+0x95/0x190 [ 418.427230] __alloc_pages_nodemask+0xa80/0xde0 [ 418.431936] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 418.436961] ? __page_cache_alloc+0x191/0x5c0 [ 418.441473] ? xa_load+0x2e1/0x460 [ 418.445021] ? xa_clear_mark+0x40/0x40 [ 418.448914] ? zap_class+0x640/0x640 [ 418.452661] ? zap_class+0x640/0x640 [ 418.456401] ? zap_class+0x640/0x640 [ 418.460117] ? __do_page_cache_readahead+0x663/0x810 [ 418.465231] ? find_held_lock+0x36/0x1c0 [ 418.469300] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 418.474847] alloc_pages_current+0x173/0x350 [ 418.479265] __page_cache_alloc+0x38c/0x5c0 [ 418.483586] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 418.488516] ? kasan_check_read+0x11/0x20 [ 418.492672] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 418.497996] ? generic_perform_write+0x6a0/0x6a0 [ 418.502755] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.508297] ? check_preemption_disabled+0x48/0x280 [ 418.513325] filemap_fault+0x1595/0x25f0 [ 418.517410] ? __lock_page_or_retry+0xa00/0xa00 [ 418.522088] ? mark_held_locks+0x130/0x130 [ 418.526345] ? filemap_map_pages+0xd6b/0x1a20 [ 418.530851] ? lock_downgrade+0x900/0x900 [ 418.535004] ? check_preemption_disabled+0x48/0x280 [ 418.540030] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 418.544959] ? kasan_check_read+0x11/0x20 [ 418.549107] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 418.554406] ? rcu_softirq_qs+0x20/0x20 [ 418.558477] ? filemap_map_pages+0xd92/0x1a20 [ 418.562992] ? find_get_entries_tag+0x1400/0x1400 [ 418.567898] ? __kernel_text_address+0xd/0x40 [ 418.572409] ? unwind_get_return_address+0x61/0xa0 [ 418.577360] ? lock_acquire+0x1ed/0x520 [ 418.581348] ? ext4_filemap_fault+0x7a/0xad [ 418.585686] ? lock_release+0xa00/0xa00 [ 418.589664] ? perf_trace_sched_process_exec+0x860/0x860 [ 418.595117] ? print_usage_bug+0xc0/0xc0 [ 418.599181] ? print_usage_bug+0xc0/0xc0 [ 418.603241] ? __x64_sys_read+0x73/0xb0 [ 418.607235] ? down_read+0x8d/0x120 [ 418.610861] ? ext4_filemap_fault+0x7a/0xad [ 418.615185] ? __down_interruptible+0x700/0x700 [ 418.619882] ? find_held_lock+0x36/0x1c0 [ 418.623951] ext4_filemap_fault+0x82/0xad [ 418.628103] __do_fault+0x100/0x6b0 [ 418.631743] ? lock_downgrade+0x900/0x900 [ 418.635893] ? pmd_devmap_trans_unstable+0x220/0x220 [ 418.641009] ? kasan_check_read+0x11/0x20 [ 418.645159] ? do_raw_spin_unlock+0xa7/0x330 [ 418.649586] ? do_raw_spin_trylock+0x270/0x270 [ 418.654183] __handle_mm_fault+0x3ea0/0x5be0 [ 418.658605] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 418.663486] ? find_held_lock+0x36/0x1c0 [ 418.667580] ? zap_class+0x640/0x640 [ 418.671310] ? zap_class+0x640/0x640 [ 418.675032] ? find_held_lock+0x36/0x1c0 [ 418.679101] ? handle_mm_fault+0x42a/0xc70 [ 418.683352] ? lock_downgrade+0x900/0x900 [ 418.687511] ? check_preemption_disabled+0x48/0x280 [ 418.692550] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 418.697496] ? kasan_check_read+0x11/0x20 [ 418.701665] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 418.706942] ? rcu_softirq_qs+0x20/0x20 [ 418.710922] ? trace_hardirqs_off_caller+0x310/0x310 [ 418.716044] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 418.721587] ? check_preemption_disabled+0x48/0x280 [ 418.726621] handle_mm_fault+0x54f/0xc70 [ 418.730708] ? __handle_mm_fault+0x5be0/0x5be0 [ 418.735312] ? find_vma+0x34/0x190 [ 418.738862] __do_page_fault+0x5e8/0xe60 [ 418.742939] ? trace_hardirqs_off+0xb8/0x310 [ 418.747351] ? kernel_write+0x120/0x120 [ 418.751348] do_page_fault+0xf2/0x7e0 [ 418.755189] ? vmalloc_sync_all+0x30/0x30 [ 418.759357] ? error_entry+0x70/0xd0 [ 418.763088] ? trace_hardirqs_off_caller+0xbb/0x310 [ 418.768107] ? trace_hardirqs_on_caller+0xc0/0x310 [ 418.773048] ? syscall_return_slowpath+0x5e0/0x5e0 [ 418.777978] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.782826] ? trace_hardirqs_on_caller+0x310/0x310 [ 418.787869] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 418.793330] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 418.798375] ? prepare_exit_to_usermode+0x291/0x3b0 [ 418.803403] ? page_fault+0x8/0x30 [ 418.806949] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 418.811799] ? page_fault+0x8/0x30 [ 418.815343] page_fault+0x1e/0x30 [ 418.818805] RIP: 0033:0x7ff3690bcdb4 [ 418.822537] Code: Bad RIP value. [ 418.825902] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 418.831264] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 418.838545] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 418.845822] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 418.853108] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 418.860394] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 418.867730] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 418.867735] warn_alloc_show_mem: 1 callbacks suppressed [ 418.867757] Mem-Info: [ 418.875058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 418.875066] Call Trace: [ 418.880444] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 418.880444] active_file:11 inactive_file:13 isolated_file:1 [ 418.880444] unevictable:0 dirty:0 writeback:0 unstable:0 [ 418.880444] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 418.880444] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 418.880444] free:13670 free_pcp:401 free_cma:0 [ 418.882822] [ 418.892200] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 418.894793] dump_stack+0x244/0x39d [ 418.927913] Node 0 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 [ 418.930077] ? dump_stack_print_info.cold.1+0x20/0x20 [ 418.957711] lowmem_reserve[]: 0 2818 6321 6321 [ 418.961392] warn_alloc.cold.116+0xb7/0x1bd [ 418.987468] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 418.992667] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 418.997215] lowmem_reserve[]: 0 0 3503 3503 [ 419.001543] ? lock_downgrade+0x900/0x900 [ 419.029109] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 419.033960] ? trace_hardirqs_off+0xb8/0x310 [ 419.038246] lowmem_reserve[]: 0 0 0 0 [ 419.042405] ? trace_hardirqs_off+0xb8/0x310 [ 419.071532] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 419.075950] __alloc_pages_slowpath+0x26e8/0x2e10 [ 419.079718] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 419.084198] ? warn_alloc+0x120/0x120 [ 419.097666] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 419.103062] ? print_usage_bug+0xc0/0xc0 [ 419.118823] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 419.122611] ? warn_alloc+0x120/0x120 [ 419.136203] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 419.140254] ? warn_alloc+0x120/0x120 [ 419.149079] 1519 total pagecache pages [ 419.152887] ? print_usage_bug+0xc0/0xc0 [ 419.161441] 0 pages in swap cache [ 419.165231] ? kvm_clock_read+0x18/0x30 [ 419.169112] Swap cache stats: add 0, delete 0, find 0/0 [ 419.173191] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 419.176617] Free swap = 0kB [ 419.180617] ? print_usage_bug+0xc0/0xc0 [ 419.185980] Total swap = 0kB [ 419.191000] ? __lock_acquire+0x62f/0x4c20 [ 419.193998] 1965979 pages RAM [ 419.198054] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.201079] 0 pages HighMem/MovableOnly [ 419.205333] ? should_fail+0x22d/0xd01 [ 419.208410] 342853 pages reserved [ 419.208419] 0 pages cma reserved [ 419.213950] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 419.217960] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 419.221785] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.221801] ? __lock_acquire+0x62f/0x4c20 [ 419.221820] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 419.225317] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 419.228617] ? __lock_acquire+0x62f/0x4c20 [ 419.233888] rsyslogd cpuset=/ mems_allowed=0 [ 419.240382] ? should_fail+0x22d/0xd01 [ 419.277298] ? rcu_irq_exit+0x1a2/0x390 [ 419.281289] ? mark_held_locks+0x130/0x130 [ 419.285532] ? mark_held_locks+0x130/0x130 [ 419.289775] ? mark_held_locks+0xc7/0x130 [ 419.293925] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 419.298943] ? zap_class+0x640/0x640 [ 419.302659] ? print_usage_bug+0xc0/0xc0 [ 419.306728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.312461] ? check_preemption_disabled+0x48/0x280 [ 419.317494] ? __lock_is_held+0xb5/0x140 [ 419.321571] __alloc_pages_nodemask+0xa80/0xde0 [ 419.326256] ? zap_class+0x640/0x640 [ 419.329985] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 419.335021] ? find_held_lock+0x36/0x1c0 [ 419.339112] ? ____cache_alloc_node+0x1c7/0x1e0 [ 419.343787] ? lock_downgrade+0x900/0x900 [ 419.347947] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.353491] cache_grow_begin+0xa5/0x8c0 [ 419.357561] ? do_raw_spin_unlock+0xa7/0x330 [ 419.361981] fallback_alloc+0x204/0x2e0 [ 419.365969] ____cache_alloc_node+0x1c7/0x1e0 [ 419.370475] kmem_cache_alloc_node+0xe3/0x730 [ 419.374975] ? ipv6_get_ifaddr+0x42e/0x620 [ 419.379224] __alloc_skb+0x119/0x770 [ 419.382938] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 419.388222] ? netdev_alloc_frag+0x1f0/0x1f0 [ 419.392641] ? lock_downgrade+0x900/0x900 [ 419.396799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.402338] ? refcount_sub_and_test_checked+0x203/0x310 [ 419.407801] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 419.413268] ? addrconf_rs_timer+0x690/0x690 [ 419.417713] ndisc_alloc_skb+0x144/0x340 [ 419.421783] ndisc_send_rs+0x331/0x6e0 [ 419.425680] addrconf_rs_timer+0x314/0x690 [ 419.429923] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 419.434177] call_timer_fn+0x272/0x920 [ 419.438096] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 419.442392] ? process_timeout+0x40/0x40 [ 419.446472] ? __run_timers+0x7da/0xc70 [ 419.450451] ? _raw_spin_unlock_irq+0x27/0x80 [ 419.454975] ? _raw_spin_unlock_irq+0x27/0x80 [ 419.459472] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 419.463726] ? lockdep_hardirqs_on+0x296/0x5b0 [ 419.468325] ? trace_hardirqs_on+0xbd/0x310 [ 419.472642] ? kasan_check_read+0x11/0x20 [ 419.476788] ? __run_timers+0x7da/0xc70 [ 419.480780] ? trace_hardirqs_off_caller+0x310/0x310 [ 419.485891] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 419.490143] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 419.494381] __run_timers+0x7e5/0xc70 [ 419.498225] ? timer_fixup_init+0x70/0x70 [ 419.502399] ? lock_downgrade+0x900/0x900 [ 419.506565] ? zap_class+0x640/0x640 [ 419.510290] ? pvclock_read_flags+0x160/0x160 [ 419.514786] ? hrtimer_start_range_ns+0xe00/0xe00 [ 419.519631] ? trace_hardirqs_on+0x310/0x310 [ 419.524049] ? kvm_clock_read+0x18/0x30 [ 419.528040] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 419.533055] ? ktime_get+0x2c1/0x400 [ 419.536770] ? zap_class+0x640/0x640 [ 419.540491] ? pvclock_read_flags+0x160/0x160 [ 419.545003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.550546] ? check_preemption_disabled+0x48/0x280 [ 419.555576] ? __lock_is_held+0xb5/0x140 [ 419.559656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.565194] ? check_preemption_disabled+0x48/0x280 [ 419.570215] run_timer_softirq+0x52/0xb0 [ 419.574280] ? rcu_read_lock_sched_held+0x14f/0x180 [ 419.579302] __do_softirq+0x308/0xb7e [ 419.583154] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 419.588258] ? irq_exit+0xbd/0x1c0 [ 419.591800] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 419.596816] ? smp_reschedule_interrupt+0x109/0x650 [ 419.601829] ? smp_call_function_single_interrupt+0x650/0x650 [ 419.607739] ? ret_from_intr+0xb/0x1e [ 419.611554] ? trace_hardirqs_off_caller+0xbb/0x310 [ 419.616585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.621433] ? trace_hardirqs_on_caller+0x310/0x310 [ 419.626477] ? task_prio+0x50/0x50 [ 419.630025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.635587] ? check_preemption_disabled+0x48/0x280 [ 419.640609] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.645485] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 419.649998] do_softirq_own_stack+0x2a/0x40 [ 419.654313] [ 419.656568] do_softirq.part.14+0x126/0x160 [ 419.660890] __local_bh_enable_ip+0x21d/0x260 [ 419.665392] __dev_queue_xmit+0x1aa3/0x3ad0 [ 419.669719] ? save_stack+0x43/0xd0 [ 419.673347] ? kasan_kmalloc+0xc7/0xe0 [ 419.677253] ? __kmalloc_node_track_caller+0x50/0x70 [ 419.682358] ? netdev_pick_tx+0x310/0x310 [ 419.686533] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.692077] ? check_preemption_disabled+0x48/0x280 [ 419.697104] ? __lock_is_held+0xb5/0x140 [ 419.701175] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 419.706209] ? skb_release_data+0x1c4/0x880 [ 419.710536] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 419.715812] ? kasan_unpoison_shadow+0x35/0x50 [ 419.720399] ? skb_tx_error+0x2f0/0x2f0 [ 419.724382] ? __kmalloc_node_track_caller+0x50/0x70 [ 419.729485] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.735022] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 419.740560] ? kasan_check_write+0x14/0x20 [ 419.744806] ? pskb_expand_head+0x6b3/0x10f0 [ 419.749236] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 419.754695] ? skb_release_data+0x880/0x880 [ 419.759014] ? __alloc_skb+0x770/0x770 [ 419.762910] ? __lock_is_held+0xb5/0x140 [ 419.766980] ? kasan_check_write+0x14/0x20 [ 419.771215] ? __skb_clone+0x6c7/0xa00 [ 419.775106] ? __copy_skb_header+0x6b0/0x6b0 [ 419.779517] ? kmem_cache_alloc+0x33a/0x730 [ 419.783853] ? skb_ensure_writable+0x15e/0x640 [ 419.788445] dev_queue_xmit+0x17/0x20 [ 419.792249] ? dev_queue_xmit+0x17/0x20 [ 419.796223] __bpf_redirect+0x5cf/0xb20 [ 419.800198] ? __switch_to_asm+0x34/0x70 [ 419.804268] bpf_clone_redirect+0x2f6/0x490 [ 419.808625] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 419.813649] ? __sched_text_start+0x8/0x8 [ 419.817808] ? retint_kernel+0x2d/0x2d [ 419.821707] ? find_held_lock+0x36/0x1c0 [ 419.825784] ? lock_acquire+0x1ed/0x520 [ 419.829760] ? bpf_test_run+0x3cb/0x780 [ 419.833768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 419.839320] ? check_preemption_disabled+0x48/0x280 [ 419.844344] ? kasan_check_read+0x11/0x20 [ 419.848515] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 419.853796] ? rcu_softirq_qs+0x20/0x20 [ 419.857772] ? preempt_schedule+0x4d/0x60 [ 419.861944] ? ___preempt_schedule+0x16/0x18 [ 419.866360] ? bpf_test_run+0x25d/0x780 [ 419.870363] ? netlink_diag_dump+0x2a0/0x2a0 [ 419.874799] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 419.880342] ? bpf_test_init.isra.10+0x70/0x100 [ 419.885037] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 419.889803] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 419.894647] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 419.900193] ? fput+0x130/0x1a0 [ 419.903504] ? __bpf_prog_get+0x9b/0x290 [ 419.907587] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 419.912427] ? bpf_prog_test_run+0x130/0x1a0 [ 419.916842] ? __x64_sys_bpf+0x3d8/0x520 [ 419.920920] ? bpf_prog_get+0x20/0x20 [ 419.924743] ? do_syscall_64+0x1b9/0x820 [ 419.928802] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 419.934167] ? syscall_return_slowpath+0x5e0/0x5e0 [ 419.939097] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.943974] ? trace_hardirqs_on_caller+0x310/0x310 [ 419.948989] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 419.954007] ? prepare_exit_to_usermode+0x291/0x3b0 [ 419.959034] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 419.963887] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 419.969481] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 419.969551] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 419.976247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.976253] Call Trace: [ 419.976270] [ 419.976289] dump_stack+0x244/0x39d [ 419.976316] ? dump_stack_print_info.cold.1+0x20/0x20 [ 419.982867] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 419.992145] warn_alloc.cold.116+0xb7/0x1bd [ 419.994707] syz-executor3 cpuset=syz3 mems_allowed=0 [ 419.996870] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 420.030387] ? lock_downgrade+0x900/0x900 [ 420.034548] ? trace_hardirqs_off+0xb8/0x310 [ 420.038967] ? trace_hardirqs_off+0xb8/0x310 [ 420.043398] __alloc_pages_slowpath+0x26e8/0x2e10 [ 420.048279] ? warn_alloc+0x120/0x120 [ 420.052090] ? print_usage_bug+0xc0/0xc0 [ 420.056169] ? warn_alloc+0x120/0x120 [ 420.059976] ? warn_alloc+0x120/0x120 [ 420.063785] ? print_usage_bug+0xc0/0xc0 [ 420.067856] ? print_usage_bug+0xc0/0xc0 [ 420.071924] ? __lock_acquire+0x62f/0x4c20 [ 420.076180] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.081729] ? should_fail+0x22d/0xd01 [ 420.085637] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.090746] ? __lock_acquire+0x62f/0x4c20 [ 420.094987] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.100089] ? __lock_acquire+0x62f/0x4c20 [ 420.104323] ? should_fail+0x22d/0xd01 [ 420.108209] ? find_held_lock+0x36/0x1c0 [ 420.112288] ? mark_held_locks+0x130/0x130 [ 420.116541] ? mark_held_locks+0x130/0x130 [ 420.120775] ? zap_class+0x640/0x640 [ 420.124495] ? zap_class+0x640/0x640 [ 420.128213] ? print_usage_bug+0xc0/0xc0 [ 420.132274] ? do_raw_spin_unlock+0xa7/0x330 [ 420.136686] ? zap_class+0x640/0x640 [ 420.140405] ? print_usage_bug+0xc0/0xc0 [ 420.144469] ? wq_watchdog_touch+0x9c/0xfe [ 420.148714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.154255] ? check_preemption_disabled+0x48/0x280 [ 420.159312] ? __lock_is_held+0xb5/0x140 [ 420.163393] __alloc_pages_nodemask+0xa80/0xde0 [ 420.168064] ? zap_class+0x640/0x640 [ 420.171784] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 420.176830] ? find_held_lock+0x36/0x1c0 [ 420.180903] ? ____cache_alloc_node+0x1c7/0x1e0 [ 420.185577] ? lock_downgrade+0x900/0x900 [ 420.189736] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.195279] cache_grow_begin+0xa5/0x8c0 [ 420.199342] ? do_raw_spin_unlock+0xa7/0x330 [ 420.203772] fallback_alloc+0x204/0x2e0 [ 420.207754] ____cache_alloc_node+0x1c7/0x1e0 [ 420.212256] kmem_cache_alloc_node+0xe3/0x730 [ 420.216752] ? ipv6_get_ifaddr+0x42e/0x620 [ 420.220998] __alloc_skb+0x119/0x770 [ 420.224713] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 420.229998] ? netdev_alloc_frag+0x1f0/0x1f0 [ 420.234408] ? lock_downgrade+0x900/0x900 [ 420.238569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.244108] ? refcount_sub_and_test_checked+0x203/0x310 [ 420.249568] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 420.255026] ? addrconf_rs_timer+0x690/0x690 [ 420.259453] ndisc_alloc_skb+0x144/0x340 [ 420.263521] ndisc_send_rs+0x331/0x6e0 [ 420.267418] addrconf_rs_timer+0x314/0x690 [ 420.271665] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.275914] call_timer_fn+0x272/0x920 [ 420.279808] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.284056] ? process_timeout+0x40/0x40 [ 420.288133] ? mark_held_locks+0xc7/0x130 [ 420.292290] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.296790] ? _raw_spin_unlock_irq+0x27/0x80 [ 420.301289] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.305530] ? lockdep_hardirqs_on+0x296/0x5b0 [ 420.310113] ? trace_hardirqs_on+0xbd/0x310 [ 420.314458] ? kasan_check_read+0x11/0x20 [ 420.318619] ? __run_timers+0x7da/0xc70 [ 420.322608] ? trace_hardirqs_off_caller+0x310/0x310 [ 420.327727] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.331987] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 420.336221] __run_timers+0x7e5/0xc70 [ 420.340033] ? timer_fixup_init+0x70/0x70 [ 420.344186] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 420.349204] ? zap_class+0x640/0x640 [ 420.352931] ? print_usage_bug+0xc0/0xc0 [ 420.356999] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 420.362215] ? find_held_lock+0x36/0x1c0 [ 420.366285] ? zap_class+0x640/0x640 [ 420.370003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.375540] ? check_preemption_disabled+0x48/0x280 [ 420.380597] ? __lock_is_held+0xb5/0x140 [ 420.384667] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.390209] ? check_preemption_disabled+0x48/0x280 [ 420.395232] run_timer_softirq+0x52/0xb0 [ 420.399304] ? rcu_read_lock_sched_held+0x14f/0x180 [ 420.404324] __do_softirq+0x308/0xb7e [ 420.408133] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 420.412630] ? lock_downgrade+0x900/0x900 [ 420.416789] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 420.421900] ? pvclock_read_flags+0x160/0x160 [ 420.426417] ? lapic_next_event+0x5a/0x90 [ 420.430573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.436120] ? kvm_clock_read+0x18/0x30 [ 420.440099] ? kvm_sched_clock_read+0x9/0x20 [ 420.444511] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.450054] ? check_preemption_disabled+0x48/0x280 [ 420.455080] irq_exit+0x17f/0x1c0 [ 420.458537] smp_apic_timer_interrupt+0x1cb/0x760 [ 420.463410] ? smp_call_function_single_interrupt+0x650/0x650 [ 420.469308] ? interrupt_entry+0xb5/0xc0 [ 420.473379] ? trace_hardirqs_off_caller+0xbb/0x310 [ 420.478402] ? trace_hardirqs_off_caller+0xbb/0x310 [ 420.483426] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.488298] ? trace_hardirqs_on_caller+0x310/0x310 [ 420.493314] ? trace_hardirqs_on_caller+0x310/0x310 [ 420.498337] ? task_prio+0x50/0x50 [ 420.501923] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.507464] ? check_preemption_disabled+0x48/0x280 [ 420.512503] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.517374] apic_timer_interrupt+0xf/0x20 [ 420.521623] [ 420.523889] RIP: 0010:dump_stack+0x358/0x39d [ 420.528298] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 420.547199] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 420.554907] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 420.562187] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 420.569455] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 420.576721] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 420.584004] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 420.591299] ? dump_stack+0x34f/0x39d [ 420.595146] ? dump_stack_print_info.cold.1+0x20/0x20 [ 420.600340] ? mark_held_locks+0x130/0x130 [ 420.604611] ? mark_held_locks+0x130/0x130 [ 420.608860] dump_header+0x27b/0xf72 [ 420.612593] ? pagefault_out_of_memory+0x197/0x197 [ 420.617534] ? __lock_acquire+0x62f/0x4c20 [ 420.621773] ? percpu_ref_get_many+0x240/0x240 [ 420.626361] ? print_usage_bug+0xc0/0xc0 [ 420.630445] ? zap_class+0x640/0x640 [ 420.634198] ? print_usage_bug+0xc0/0xc0 [ 420.638256] ? print_usage_bug+0xc0/0xc0 [ 420.642345] ? zap_class+0x640/0x640 [ 420.646083] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.651651] ? find_held_lock+0x36/0x1c0 [ 420.655757] ? mark_held_locks+0xc7/0x130 [ 420.659908] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 420.665009] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 420.670115] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 420.674700] ? trace_hardirqs_on+0xbd/0x310 [ 420.679038] ? kasan_check_read+0x11/0x20 [ 420.683205] ? ___ratelimit+0x3b4/0x672 [ 420.687186] ? trace_hardirqs_off_caller+0x310/0x310 [ 420.692296] ? trace_hardirqs_on+0x310/0x310 [ 420.696727] ? lock_downgrade+0x900/0x900 [ 420.700893] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 420.705995] ? ___ratelimit+0x3b9/0x672 [ 420.709973] ? idr_get_free+0xf70/0xf70 [ 420.713947] ? find_held_lock+0x36/0x1c0 [ 420.718021] oom_kill_process.cold.27+0x10/0x903 [ 420.722778] ? zap_class+0x640/0x640 [ 420.726494] ? check_preemption_disabled+0x48/0x280 [ 420.731514] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 420.736444] ? kasan_check_read+0x11/0x20 [ 420.740594] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 420.745907] ? oom_evaluate_task+0x540/0x540 [ 420.750324] ? find_held_lock+0x36/0x1c0 [ 420.754403] ? out_of_memory+0x974/0x1430 [ 420.758553] ? lock_downgrade+0x900/0x900 [ 420.762722] ? check_preemption_disabled+0x48/0x280 [ 420.767746] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 420.772704] ? kasan_check_read+0x11/0x20 [ 420.776881] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 420.782178] ? rcu_softirq_qs+0x20/0x20 [ 420.786159] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.791712] ? oom_evaluate_task+0x302/0x540 [ 420.796126] out_of_memory+0xa84/0x1430 [ 420.800112] ? oom_killer_disable+0x3a0/0x3a0 [ 420.804631] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 420.809588] ? __ww_mutex_check_waiters+0x160/0x160 [ 420.814621] __alloc_pages_slowpath+0x2354/0x2e10 [ 420.819500] ? warn_alloc+0x120/0x120 [ 420.823304] ? mark_held_locks+0x130/0x130 [ 420.827548] ? find_get_entry+0xaae/0x1120 [ 420.831794] ? filemap_map_pages+0x1a20/0x1a20 [ 420.836396] ? zap_class+0x640/0x640 [ 420.840123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 420.845666] ? check_preemption_disabled+0x48/0x280 [ 420.850686] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.856226] ? should_fail+0x22d/0xd01 [ 420.860122] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 420.865229] ? zap_class+0x640/0x640 [ 420.868972] ? __lock_is_held+0xb5/0x140 [ 420.873066] ? mark_held_locks+0x130/0x130 [ 420.877319] ? lock_release+0xa00/0xa00 [ 420.881298] ? perf_trace_sched_process_exec+0x860/0x860 [ 420.886750] ? xa_load+0x2ba/0x460 [ 420.890293] ? lock_downgrade+0x900/0x900 [ 420.894464] ? __might_sleep+0x95/0x190 [ 420.898447] __alloc_pages_nodemask+0xa80/0xde0 [ 420.903127] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 420.908158] ? __page_cache_alloc+0x191/0x5c0 [ 420.912660] ? xa_load+0x2e1/0x460 [ 420.916205] ? xa_clear_mark+0x40/0x40 [ 420.920099] ? zap_class+0x640/0x640 [ 420.923845] ? zap_class+0x640/0x640 [ 420.927558] ? zap_class+0x640/0x640 [ 420.931278] ? __do_page_cache_readahead+0x663/0x810 [ 420.936394] ? find_held_lock+0x36/0x1c0 [ 420.940474] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 420.946020] alloc_pages_current+0x173/0x350 [ 420.950444] __page_cache_alloc+0x38c/0x5c0 [ 420.954766] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 420.959709] ? kasan_check_read+0x11/0x20 [ 420.963859] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 420.969143] ? generic_perform_write+0x6a0/0x6a0 [ 420.973901] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 420.979444] ? check_preemption_disabled+0x48/0x280 [ 420.984474] filemap_fault+0x1595/0x25f0 [ 420.988550] ? __lock_page_or_retry+0xa00/0xa00 [ 420.993225] ? mark_held_locks+0x130/0x130 [ 420.997489] ? filemap_map_pages+0xd6b/0x1a20 [ 421.001992] ? lock_downgrade+0x900/0x900 [ 421.006141] ? check_preemption_disabled+0x48/0x280 [ 421.011166] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 421.016104] ? kasan_check_read+0x11/0x20 [ 421.020258] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 421.025542] ? rcu_softirq_qs+0x20/0x20 [ 421.029536] ? filemap_map_pages+0xd92/0x1a20 [ 421.034072] ? find_get_entries_tag+0x1400/0x1400 [ 421.038918] ? __kernel_text_address+0xd/0x40 [ 421.043421] ? unwind_get_return_address+0x61/0xa0 [ 421.048379] ? lock_acquire+0x1ed/0x520 [ 421.052356] ? ext4_filemap_fault+0x7a/0xad [ 421.056718] ? lock_release+0xa00/0xa00 [ 421.060699] ? perf_trace_sched_process_exec+0x860/0x860 [ 421.066148] ? print_usage_bug+0xc0/0xc0 [ 421.070214] ? print_usage_bug+0xc0/0xc0 [ 421.074275] ? __x64_sys_read+0x73/0xb0 [ 421.078272] ? down_read+0x8d/0x120 [ 421.081916] ? ext4_filemap_fault+0x7a/0xad [ 421.086243] ? __down_interruptible+0x700/0x700 [ 421.090922] ? find_held_lock+0x36/0x1c0 [ 421.094988] ext4_filemap_fault+0x82/0xad [ 421.099275] __do_fault+0x100/0x6b0 [ 421.102907] ? lock_downgrade+0x900/0x900 [ 421.107059] ? pmd_devmap_trans_unstable+0x220/0x220 [ 421.112171] ? kasan_check_read+0x11/0x20 [ 421.116346] ? do_raw_spin_unlock+0xa7/0x330 [ 421.120778] ? do_raw_spin_trylock+0x270/0x270 [ 421.125397] __handle_mm_fault+0x3ea0/0x5be0 [ 421.129831] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 421.134694] ? find_held_lock+0x36/0x1c0 [ 421.138799] ? zap_class+0x640/0x640 [ 421.142543] ? zap_class+0x640/0x640 [ 421.146270] ? find_held_lock+0x36/0x1c0 [ 421.150342] ? handle_mm_fault+0x42a/0xc70 [ 421.154587] ? lock_downgrade+0x900/0x900 [ 421.158736] ? check_preemption_disabled+0x48/0x280 [ 421.163761] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 421.168721] ? kasan_check_read+0x11/0x20 [ 421.172866] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 421.178143] ? rcu_softirq_qs+0x20/0x20 [ 421.182153] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.187276] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.192830] ? check_preemption_disabled+0x48/0x280 [ 421.197858] handle_mm_fault+0x54f/0xc70 [ 421.201927] ? __handle_mm_fault+0x5be0/0x5be0 [ 421.206533] ? find_vma+0x34/0x190 [ 421.210099] __do_page_fault+0x5e8/0xe60 [ 421.214162] ? trace_hardirqs_off+0xb8/0x310 [ 421.218580] ? kernel_write+0x120/0x120 [ 421.222597] do_page_fault+0xf2/0x7e0 [ 421.226409] ? vmalloc_sync_all+0x30/0x30 [ 421.230561] ? error_entry+0x70/0xd0 [ 421.234277] ? trace_hardirqs_off_caller+0xbb/0x310 [ 421.239303] ? trace_hardirqs_on_caller+0xc0/0x310 [ 421.244260] ? syscall_return_slowpath+0x5e0/0x5e0 [ 421.249201] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.254042] ? trace_hardirqs_on_caller+0x310/0x310 [ 421.259062] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 421.264513] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 421.269535] ? prepare_exit_to_usermode+0x291/0x3b0 [ 421.274557] ? page_fault+0x8/0x30 [ 421.278139] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 421.282983] ? page_fault+0x8/0x30 [ 421.286524] page_fault+0x1e/0x30 [ 421.290021] RIP: 0033:0x7ff3690bcdb4 [ 421.293750] Code: Bad RIP value. [ 421.297114] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 421.302473] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 421.309761] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 421.317033] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 421.324303] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 421.331583] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 421.338878] warn_alloc_show_mem: 1 callbacks suppressed [ 421.338890] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 421.338892] Mem-Info: [ 421.338924] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 421.338924] active_file:11 inactive_file:13 isolated_file:1 [ 421.338924] unevictable:0 dirty:0 writeback:0 unstable:0 [ 421.338924] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 421.338924] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 421.338924] free:13670 free_pcp:401 free_cma:0 [ 421.344261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 421.351541] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 421.353943] Call Trace: [ 421.387067] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 421.396413] [ 421.424069] lowmem_reserve[]: 0 2818 6321 6321 [ 421.426671] dump_stack+0x244/0x39d [ 421.452754] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 421.454917] ? dump_stack_print_info.cold.1+0x20/0x20 [ 421.459470] lowmem_reserve[]: 0 0 3503 3503 [ 421.463101] warn_alloc.cold.116+0xb7/0x1bd [ 421.490658] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 421.495853] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 421.500166] lowmem_reserve[]: 0 0 0 0 [ 421.504499] ? lock_downgrade+0x900/0x900 [ 421.533644] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 421.538485] ? trace_hardirqs_off+0xb8/0x310 [ 421.542250] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 421.546397] ? trace_hardirqs_off+0xb8/0x310 [ 421.559901] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 421.564323] __alloc_pages_slowpath+0x26e8/0x2e10 [ 421.580087] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 421.584515] ? warn_alloc+0x120/0x120 [ 421.598081] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 421.602922] ? print_usage_bug+0xc0/0xc0 [ 421.611730] 1519 total pagecache pages [ 421.615526] ? warn_alloc+0x120/0x120 [ 421.624085] 0 pages in swap cache [ 421.628133] ? warn_alloc+0x120/0x120 [ 421.632024] Swap cache stats: add 0, delete 0, find 0/0 [ 421.635829] ? print_usage_bug+0xc0/0xc0 [ 421.639261] Free swap = 0kB [ 421.643057] ? kvm_clock_read+0x18/0x30 [ 421.648405] Total swap = 0kB [ 421.652491] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 421.655481] 1965979 pages RAM [ 421.659447] ? print_usage_bug+0xc0/0xc0 [ 421.662439] 0 pages HighMem/MovableOnly [ 421.662447] 342853 pages reserved [ 421.667459] ? __lock_acquire+0x62f/0x4c20 [ 421.670538] 0 pages cma reserved [ 421.674593] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 421.678619] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 421.681986] ? should_fail+0x22d/0xd01 [ 421.681999] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 421.682017] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.686295] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 421.689596] ? __lock_acquire+0x62f/0x4c20 [ 421.695134] rsyslogd cpuset=/ mems_allowed=0 [ 421.701656] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 421.739621] ? __lock_acquire+0x62f/0x4c20 [ 421.743855] ? should_fail+0x22d/0xd01 [ 421.747743] ? rcu_irq_exit+0x1a2/0x390 [ 421.751745] ? mark_held_locks+0x130/0x130 [ 421.755996] ? mark_held_locks+0x130/0x130 [ 421.760247] ? mark_held_locks+0xc7/0x130 [ 421.764405] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 421.769423] ? zap_class+0x640/0x640 [ 421.773175] ? print_usage_bug+0xc0/0xc0 [ 421.777242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.782802] ? check_preemption_disabled+0x48/0x280 [ 421.787829] ? __lock_is_held+0xb5/0x140 [ 421.791898] __alloc_pages_nodemask+0xa80/0xde0 [ 421.796576] ? zap_class+0x640/0x640 [ 421.800304] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 421.805351] ? find_held_lock+0x36/0x1c0 [ 421.809429] ? ____cache_alloc_node+0x1c7/0x1e0 [ 421.814101] ? lock_downgrade+0x900/0x900 [ 421.818256] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.823796] cache_grow_begin+0xa5/0x8c0 [ 421.827883] ? do_raw_spin_unlock+0xa7/0x330 [ 421.832300] fallback_alloc+0x204/0x2e0 [ 421.836301] ____cache_alloc_node+0x1c7/0x1e0 [ 421.840803] kmem_cache_alloc_node+0xe3/0x730 [ 421.845315] ? ipv6_get_ifaddr+0x42e/0x620 [ 421.849561] __alloc_skb+0x119/0x770 [ 421.853292] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 421.858584] ? netdev_alloc_frag+0x1f0/0x1f0 [ 421.862990] ? lock_downgrade+0x900/0x900 [ 421.867166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 421.872737] ? refcount_sub_and_test_checked+0x203/0x310 [ 421.878193] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 421.883648] ? addrconf_rs_timer+0x690/0x690 [ 421.888085] ndisc_alloc_skb+0x144/0x340 [ 421.892158] ndisc_send_rs+0x331/0x6e0 [ 421.896052] addrconf_rs_timer+0x314/0x690 [ 421.900293] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 421.904557] call_timer_fn+0x272/0x920 [ 421.908471] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 421.912704] ? process_timeout+0x40/0x40 [ 421.916788] ? __run_timers+0x7da/0xc70 [ 421.920760] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.925253] ? _raw_spin_unlock_irq+0x27/0x80 [ 421.929757] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 421.933996] ? lockdep_hardirqs_on+0x296/0x5b0 [ 421.938582] ? trace_hardirqs_on+0xbd/0x310 [ 421.942935] ? kasan_check_read+0x11/0x20 [ 421.947077] ? __run_timers+0x7da/0xc70 [ 421.951053] ? trace_hardirqs_off_caller+0x310/0x310 [ 421.956165] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 421.960440] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 421.964692] __run_timers+0x7e5/0xc70 [ 421.968646] ? timer_fixup_init+0x70/0x70 [ 421.972815] ? lock_downgrade+0x900/0x900 [ 421.976973] ? zap_class+0x640/0x640 [ 421.980696] ? pvclock_read_flags+0x160/0x160 [ 421.985188] ? hrtimer_start_range_ns+0xe00/0xe00 [ 421.990032] ? trace_hardirqs_on+0x310/0x310 [ 421.994450] ? kvm_clock_read+0x18/0x30 [ 421.998434] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 422.003449] ? ktime_get+0x2c1/0x400 [ 422.007174] ? zap_class+0x640/0x640 [ 422.010892] ? pvclock_read_flags+0x160/0x160 [ 422.015395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.020935] ? check_preemption_disabled+0x48/0x280 [ 422.025962] ? __lock_is_held+0xb5/0x140 [ 422.030024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.035563] ? check_preemption_disabled+0x48/0x280 [ 422.040589] run_timer_softirq+0x52/0xb0 [ 422.044665] ? rcu_read_lock_sched_held+0x14f/0x180 [ 422.049686] __do_softirq+0x308/0xb7e [ 422.053502] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 422.058605] ? irq_exit+0xbd/0x1c0 [ 422.062152] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 422.067172] ? smp_reschedule_interrupt+0x109/0x650 [ 422.072193] ? smp_call_function_single_interrupt+0x650/0x650 [ 422.078082] ? ret_from_intr+0xb/0x1e [ 422.081920] ? trace_hardirqs_off_caller+0xbb/0x310 [ 422.086939] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.091786] ? trace_hardirqs_on_caller+0x310/0x310 [ 422.096826] ? task_prio+0x50/0x50 [ 422.100387] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.105929] ? check_preemption_disabled+0x48/0x280 [ 422.110977] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.115825] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 422.120328] do_softirq_own_stack+0x2a/0x40 [ 422.124651] [ 422.126892] do_softirq.part.14+0x126/0x160 [ 422.131213] __local_bh_enable_ip+0x21d/0x260 [ 422.135710] __dev_queue_xmit+0x1aa3/0x3ad0 [ 422.140213] ? save_stack+0x43/0xd0 [ 422.143841] ? kasan_kmalloc+0xc7/0xe0 [ 422.147730] ? __kmalloc_node_track_caller+0x50/0x70 [ 422.152845] ? netdev_pick_tx+0x310/0x310 [ 422.157007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.162563] ? check_preemption_disabled+0x48/0x280 [ 422.167620] ? __lock_is_held+0xb5/0x140 [ 422.171690] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 422.176711] ? skb_release_data+0x1c4/0x880 [ 422.181039] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 422.186336] ? kasan_unpoison_shadow+0x35/0x50 [ 422.190926] ? skb_tx_error+0x2f0/0x2f0 [ 422.194904] ? __kmalloc_node_track_caller+0x50/0x70 [ 422.200009] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.205548] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 422.211091] ? kasan_check_write+0x14/0x20 [ 422.215329] ? pskb_expand_head+0x6b3/0x10f0 [ 422.219738] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 422.225255] ? skb_release_data+0x880/0x880 [ 422.229588] ? __alloc_skb+0x770/0x770 [ 422.233516] ? __lock_is_held+0xb5/0x140 [ 422.237600] ? kasan_check_write+0x14/0x20 [ 422.241838] ? __skb_clone+0x6c7/0xa00 [ 422.245728] ? __copy_skb_header+0x6b0/0x6b0 [ 422.250153] ? kmem_cache_alloc+0x33a/0x730 [ 422.254499] ? skb_ensure_writable+0x15e/0x640 [ 422.259135] dev_queue_xmit+0x17/0x20 [ 422.262978] ? dev_queue_xmit+0x17/0x20 [ 422.266965] __bpf_redirect+0x5cf/0xb20 [ 422.270938] ? __switch_to_asm+0x34/0x70 [ 422.275021] bpf_clone_redirect+0x2f6/0x490 [ 422.279375] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 422.284414] ? __sched_text_start+0x8/0x8 [ 422.288582] ? retint_kernel+0x2d/0x2d [ 422.292481] ? find_held_lock+0x36/0x1c0 [ 422.296566] ? lock_acquire+0x1ed/0x520 [ 422.300539] ? bpf_test_run+0x3cb/0x780 [ 422.304513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.310051] ? check_preemption_disabled+0x48/0x280 [ 422.315090] ? kasan_check_read+0x11/0x20 [ 422.319257] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 422.324535] ? rcu_softirq_qs+0x20/0x20 [ 422.328516] ? preempt_schedule+0x4d/0x60 [ 422.332679] ? ___preempt_schedule+0x16/0x18 [ 422.337097] ? bpf_test_run+0x25d/0x780 [ 422.341085] ? netlink_diag_dump+0x2a0/0x2a0 [ 422.345496] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.351133] ? bpf_test_init.isra.10+0x70/0x100 [ 422.355829] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 422.360606] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 422.365448] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 422.371000] ? fput+0x130/0x1a0 [ 422.374278] ? __bpf_prog_get+0x9b/0x290 [ 422.378346] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 422.383194] ? bpf_prog_test_run+0x130/0x1a0 [ 422.387604] ? __x64_sys_bpf+0x3d8/0x520 [ 422.391671] ? bpf_prog_get+0x20/0x20 [ 422.395500] ? do_syscall_64+0x1b9/0x820 [ 422.399569] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 422.404940] ? syscall_return_slowpath+0x5e0/0x5e0 [ 422.409868] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.414715] ? trace_hardirqs_on_caller+0x310/0x310 [ 422.419734] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 422.424751] ? prepare_exit_to_usermode+0x291/0x3b0 [ 422.429778] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.434632] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 422.440032] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 422.440127] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 422.446816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 422.446820] Call Trace: [ 422.446828] [ 422.446848] dump_stack+0x244/0x39d [ 422.446867] ? dump_stack_print_info.cold.1+0x20/0x20 [ 422.453485] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 422.462754] warn_alloc.cold.116+0xb7/0x1bd [ 422.465306] syz-executor3 cpuset=syz3 mems_allowed=0 [ 422.467456] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 422.500948] ? lock_downgrade+0x900/0x900 [ 422.505145] ? trace_hardirqs_off+0xb8/0x310 [ 422.509579] ? trace_hardirqs_off+0xb8/0x310 [ 422.514007] __alloc_pages_slowpath+0x26e8/0x2e10 [ 422.518894] ? warn_alloc+0x120/0x120 [ 422.522714] ? print_usage_bug+0xc0/0xc0 [ 422.526789] ? warn_alloc+0x120/0x120 [ 422.530596] ? warn_alloc+0x120/0x120 [ 422.534403] ? print_usage_bug+0xc0/0xc0 [ 422.538475] ? print_usage_bug+0xc0/0xc0 [ 422.542539] ? __lock_acquire+0x62f/0x4c20 [ 422.546780] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.552337] ? should_fail+0x22d/0xd01 [ 422.556245] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.561347] ? __lock_acquire+0x62f/0x4c20 [ 422.565613] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 422.570723] ? __lock_acquire+0x62f/0x4c20 [ 422.574968] ? should_fail+0x22d/0xd01 [ 422.578874] ? find_held_lock+0x36/0x1c0 [ 422.582991] ? mark_held_locks+0x130/0x130 [ 422.587236] ? mark_held_locks+0x130/0x130 [ 422.591487] ? zap_class+0x640/0x640 [ 422.595205] ? zap_class+0x640/0x640 [ 422.598949] ? print_usage_bug+0xc0/0xc0 [ 422.603039] ? do_raw_spin_unlock+0xa7/0x330 [ 422.607499] ? zap_class+0x640/0x640 [ 422.611214] ? print_usage_bug+0xc0/0xc0 [ 422.615273] ? wq_watchdog_touch+0x9c/0xfe [ 422.619512] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.625047] ? check_preemption_disabled+0x48/0x280 [ 422.630085] ? __lock_is_held+0xb5/0x140 [ 422.634155] __alloc_pages_nodemask+0xa80/0xde0 [ 422.638843] ? zap_class+0x640/0x640 [ 422.642567] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 422.647602] ? find_held_lock+0x36/0x1c0 [ 422.651711] ? ____cache_alloc_node+0x1c7/0x1e0 [ 422.656394] ? lock_downgrade+0x900/0x900 [ 422.660556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.666101] cache_grow_begin+0xa5/0x8c0 [ 422.670210] ? do_raw_spin_unlock+0xa7/0x330 [ 422.674630] fallback_alloc+0x204/0x2e0 [ 422.678651] ____cache_alloc_node+0x1c7/0x1e0 [ 422.683153] kmem_cache_alloc_node+0xe3/0x730 [ 422.687664] ? ipv6_get_ifaddr+0x42e/0x620 [ 422.691911] __alloc_skb+0x119/0x770 [ 422.695637] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 422.700965] ? netdev_alloc_frag+0x1f0/0x1f0 [ 422.705382] ? lock_downgrade+0x900/0x900 [ 422.709545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.715082] ? refcount_sub_and_test_checked+0x203/0x310 [ 422.720541] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 422.726004] ? addrconf_rs_timer+0x690/0x690 [ 422.730440] ndisc_alloc_skb+0x144/0x340 [ 422.734510] ndisc_send_rs+0x331/0x6e0 [ 422.738436] addrconf_rs_timer+0x314/0x690 [ 422.742686] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.746946] call_timer_fn+0x272/0x920 [ 422.750852] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.755102] ? process_timeout+0x40/0x40 [ 422.759170] ? mark_held_locks+0xc7/0x130 [ 422.763317] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.767853] ? _raw_spin_unlock_irq+0x27/0x80 [ 422.772351] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.776590] ? lockdep_hardirqs_on+0x296/0x5b0 [ 422.781187] ? trace_hardirqs_on+0xbd/0x310 [ 422.785522] ? kasan_check_read+0x11/0x20 [ 422.789674] ? __run_timers+0x7da/0xc70 [ 422.793677] ? trace_hardirqs_off_caller+0x310/0x310 [ 422.798800] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.803042] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 422.807271] __run_timers+0x7e5/0xc70 [ 422.811083] ? timer_fixup_init+0x70/0x70 [ 422.815234] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 422.820284] ? zap_class+0x640/0x640 [ 422.824037] ? print_usage_bug+0xc0/0xc0 [ 422.828102] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 422.833295] ? find_held_lock+0x36/0x1c0 [ 422.837362] ? zap_class+0x640/0x640 [ 422.841113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.846654] ? check_preemption_disabled+0x48/0x280 [ 422.851694] ? __lock_is_held+0xb5/0x140 [ 422.855757] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.861291] ? check_preemption_disabled+0x48/0x280 [ 422.866312] run_timer_softirq+0x52/0xb0 [ 422.870381] ? rcu_read_lock_sched_held+0x14f/0x180 [ 422.875406] __do_softirq+0x308/0xb7e [ 422.879210] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 422.883709] ? lock_downgrade+0x900/0x900 [ 422.887861] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 422.892972] ? pvclock_read_flags+0x160/0x160 [ 422.897501] ? lapic_next_event+0x5a/0x90 [ 422.901654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.907193] ? kvm_clock_read+0x18/0x30 [ 422.911165] ? kvm_sched_clock_read+0x9/0x20 [ 422.915577] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 422.921115] ? check_preemption_disabled+0x48/0x280 [ 422.926145] irq_exit+0x17f/0x1c0 [ 422.929604] smp_apic_timer_interrupt+0x1cb/0x760 [ 422.934446] ? smp_call_function_single_interrupt+0x650/0x650 [ 422.940336] ? interrupt_entry+0xb5/0xc0 [ 422.944474] ? trace_hardirqs_off_caller+0xbb/0x310 [ 422.949535] ? trace_hardirqs_off_caller+0xbb/0x310 [ 422.954569] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.959415] ? trace_hardirqs_on_caller+0x310/0x310 [ 422.964429] ? trace_hardirqs_on_caller+0x310/0x310 [ 422.969448] ? task_prio+0x50/0x50 [ 422.973004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 422.978571] ? check_preemption_disabled+0x48/0x280 [ 422.983597] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 422.988455] apic_timer_interrupt+0xf/0x20 [ 422.992699] [ 422.994941] RIP: 0010:dump_stack+0x358/0x39d [ 422.999352] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 423.018439] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 423.026150] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 423.033422] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 423.040705] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 423.047969] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 423.055237] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 423.062524] ? dump_stack+0x34f/0x39d [ 423.066340] ? dump_stack_print_info.cold.1+0x20/0x20 [ 423.071575] ? mark_held_locks+0x130/0x130 [ 423.075812] ? mark_held_locks+0x130/0x130 [ 423.080053] dump_header+0x27b/0xf72 [ 423.083783] ? pagefault_out_of_memory+0x197/0x197 [ 423.088724] ? __lock_acquire+0x62f/0x4c20 [ 423.092981] ? percpu_ref_get_many+0x240/0x240 [ 423.097683] ? print_usage_bug+0xc0/0xc0 [ 423.101889] ? zap_class+0x640/0x640 [ 423.105610] ? print_usage_bug+0xc0/0xc0 [ 423.109675] ? print_usage_bug+0xc0/0xc0 [ 423.113738] ? zap_class+0x640/0x640 [ 423.117459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.123001] ? find_held_lock+0x36/0x1c0 [ 423.127088] ? mark_held_locks+0xc7/0x130 [ 423.131242] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 423.136342] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 423.141469] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 423.146058] ? trace_hardirqs_on+0xbd/0x310 [ 423.150388] ? kasan_check_read+0x11/0x20 [ 423.154540] ? ___ratelimit+0x3b4/0x672 [ 423.158526] ? trace_hardirqs_off_caller+0x310/0x310 [ 423.163631] ? trace_hardirqs_on+0x310/0x310 [ 423.168058] ? lock_downgrade+0x900/0x900 [ 423.172213] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 423.177318] ? ___ratelimit+0x3b9/0x672 [ 423.181311] ? idr_get_free+0xf70/0xf70 [ 423.185300] ? find_held_lock+0x36/0x1c0 [ 423.189410] oom_kill_process.cold.27+0x10/0x903 [ 423.194168] ? zap_class+0x640/0x640 [ 423.197889] ? check_preemption_disabled+0x48/0x280 [ 423.202912] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 423.207844] ? kasan_check_read+0x11/0x20 [ 423.211991] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 423.217273] ? oom_evaluate_task+0x540/0x540 [ 423.221700] ? find_held_lock+0x36/0x1c0 [ 423.225780] ? out_of_memory+0x974/0x1430 [ 423.229933] ? lock_downgrade+0x900/0x900 [ 423.234089] ? check_preemption_disabled+0x48/0x280 [ 423.239126] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 423.244060] ? kasan_check_read+0x11/0x20 [ 423.248211] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 423.253503] ? rcu_softirq_qs+0x20/0x20 [ 423.257514] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.263076] ? oom_evaluate_task+0x302/0x540 [ 423.267492] out_of_memory+0xa84/0x1430 [ 423.271494] ? oom_killer_disable+0x3a0/0x3a0 [ 423.276007] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 423.280942] ? __ww_mutex_check_waiters+0x160/0x160 [ 423.285986] __alloc_pages_slowpath+0x2354/0x2e10 [ 423.290920] ? warn_alloc+0x120/0x120 [ 423.294735] ? mark_held_locks+0x130/0x130 [ 423.298977] ? find_get_entry+0xaae/0x1120 [ 423.303222] ? filemap_map_pages+0x1a20/0x1a20 [ 423.307810] ? zap_class+0x640/0x640 [ 423.311535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 423.317073] ? check_preemption_disabled+0x48/0x280 [ 423.322105] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.327665] ? should_fail+0x22d/0xd01 [ 423.331560] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 423.336687] ? zap_class+0x640/0x640 [ 423.340463] ? __lock_is_held+0xb5/0x140 [ 423.344565] ? mark_held_locks+0x130/0x130 [ 423.348836] ? lock_release+0xa00/0xa00 [ 423.352817] ? perf_trace_sched_process_exec+0x860/0x860 [ 423.358275] ? xa_load+0x2ba/0x460 [ 423.361846] ? lock_downgrade+0x900/0x900 [ 423.365999] ? __might_sleep+0x95/0x190 [ 423.369982] __alloc_pages_nodemask+0xa80/0xde0 [ 423.374665] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 423.379683] ? __page_cache_alloc+0x191/0x5c0 [ 423.384193] ? xa_load+0x2e1/0x460 [ 423.387735] ? xa_clear_mark+0x40/0x40 [ 423.391630] ? zap_class+0x640/0x640 [ 423.395393] ? zap_class+0x640/0x640 [ 423.399108] ? zap_class+0x640/0x640 [ 423.402833] ? __do_page_cache_readahead+0x663/0x810 [ 423.407943] ? find_held_lock+0x36/0x1c0 [ 423.412047] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 423.417610] alloc_pages_current+0x173/0x350 [ 423.422042] __page_cache_alloc+0x38c/0x5c0 [ 423.426385] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 423.431318] ? kasan_check_read+0x11/0x20 [ 423.435473] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 423.440758] ? generic_perform_write+0x6a0/0x6a0 [ 423.446660] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.452205] ? check_preemption_disabled+0x48/0x280 [ 423.457230] filemap_fault+0x1595/0x25f0 [ 423.461310] ? __lock_page_or_retry+0xa00/0xa00 [ 423.465992] ? mark_held_locks+0x130/0x130 [ 423.470241] ? filemap_map_pages+0xd6b/0x1a20 [ 423.474738] ? lock_downgrade+0x900/0x900 [ 423.478889] ? check_preemption_disabled+0x48/0x280 [ 423.483916] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 423.488859] ? kasan_check_read+0x11/0x20 [ 423.493074] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 423.498380] ? rcu_softirq_qs+0x20/0x20 [ 423.502395] ? filemap_map_pages+0xd92/0x1a20 [ 423.506906] ? find_get_entries_tag+0x1400/0x1400 [ 423.511754] ? __kernel_text_address+0xd/0x40 [ 423.516247] ? unwind_get_return_address+0x61/0xa0 [ 423.521192] ? lock_acquire+0x1ed/0x520 [ 423.525166] ? ext4_filemap_fault+0x7a/0xad [ 423.529496] ? lock_release+0xa00/0xa00 [ 423.533481] ? perf_trace_sched_process_exec+0x860/0x860 [ 423.538941] ? print_usage_bug+0xc0/0xc0 [ 423.542999] ? print_usage_bug+0xc0/0xc0 [ 423.547059] ? __x64_sys_read+0x73/0xb0 [ 423.551048] ? down_read+0x8d/0x120 [ 423.554677] ? ext4_filemap_fault+0x7a/0xad [ 423.559001] ? __down_interruptible+0x700/0x700 [ 423.563688] ? find_held_lock+0x36/0x1c0 [ 423.567758] ext4_filemap_fault+0x82/0xad [ 423.571914] __do_fault+0x100/0x6b0 [ 423.575544] ? lock_downgrade+0x900/0x900 [ 423.579698] ? pmd_devmap_trans_unstable+0x220/0x220 [ 423.584814] ? kasan_check_read+0x11/0x20 [ 423.588963] ? do_raw_spin_unlock+0xa7/0x330 [ 423.593381] ? do_raw_spin_trylock+0x270/0x270 [ 423.597991] __handle_mm_fault+0x3ea0/0x5be0 [ 423.602446] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 423.607295] ? find_held_lock+0x36/0x1c0 [ 423.611385] ? zap_class+0x640/0x640 [ 423.615152] ? zap_class+0x640/0x640 [ 423.618900] ? find_held_lock+0x36/0x1c0 [ 423.622972] ? handle_mm_fault+0x42a/0xc70 [ 423.627230] ? lock_downgrade+0x900/0x900 [ 423.631383] ? check_preemption_disabled+0x48/0x280 [ 423.636407] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 423.641338] ? kasan_check_read+0x11/0x20 [ 423.645501] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 423.650791] ? rcu_softirq_qs+0x20/0x20 [ 423.654764] ? trace_hardirqs_off_caller+0x310/0x310 [ 423.659885] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 423.665459] ? check_preemption_disabled+0x48/0x280 [ 423.670483] handle_mm_fault+0x54f/0xc70 [ 423.674554] ? __handle_mm_fault+0x5be0/0x5be0 [ 423.679145] ? find_vma+0x34/0x190 [ 423.682707] __do_page_fault+0x5e8/0xe60 [ 423.686766] ? trace_hardirqs_off+0xb8/0x310 [ 423.691172] ? kernel_write+0x120/0x120 [ 423.695175] do_page_fault+0xf2/0x7e0 [ 423.698977] ? vmalloc_sync_all+0x30/0x30 [ 423.703123] ? error_entry+0x70/0xd0 [ 423.706848] ? trace_hardirqs_off_caller+0xbb/0x310 [ 423.711862] ? trace_hardirqs_on_caller+0xc0/0x310 [ 423.716809] ? syscall_return_slowpath+0x5e0/0x5e0 [ 423.721736] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.726592] ? trace_hardirqs_on_caller+0x310/0x310 [ 423.731609] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 423.737068] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 423.742115] ? prepare_exit_to_usermode+0x291/0x3b0 [ 423.747160] ? page_fault+0x8/0x30 [ 423.750731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 423.755594] ? page_fault+0x8/0x30 [ 423.759169] page_fault+0x1e/0x30 [ 423.762620] RIP: 0033:0x7ff3690bcdb4 [ 423.766359] Code: Bad RIP value. [ 423.769733] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 423.775090] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 423.782358] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 423.789632] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 423.796900] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 423.804166] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 423.811480] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 423.811486] warn_alloc_show_mem: 1 callbacks suppressed [ 423.811492] Mem-Info: [ 423.818767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.824135] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 423.824135] active_file:11 inactive_file:13 isolated_file:1 [ 423.824135] unevictable:0 dirty:0 writeback:0 unstable:0 [ 423.824135] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 423.824135] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 423.824135] free:13670 free_pcp:401 free_cma:0 [ 423.826504] Call Trace: [ 423.835928] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 423.869040] [ 423.871627] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 423.899309] dump_stack+0x244/0x39d [ 423.901447] lowmem_reserve[]: 0 2818 6321 6321 [ 423.927567] ? dump_stack_print_info.cold.1+0x20/0x20 [ 423.931169] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 423.935753] warn_alloc.cold.116+0xb7/0x1bd [ 423.940905] lowmem_reserve[]: 0 0 3503 3503 [ 423.968650] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 423.972949] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 423.977267] ? lock_downgrade+0x900/0x900 [ 423.982081] lowmem_reserve[]: 0 0 0 0 [ 424.011228] ? trace_hardirqs_off+0xb8/0x310 [ 424.015361] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 424.019170] ? trace_hardirqs_off+0xb8/0x310 [ 424.023554] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 424.037083] __alloc_pages_slowpath+0x26e8/0x2e10 [ 424.041471] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 424.057320] ? warn_alloc+0x120/0x120 [ 424.062122] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 424.075733] ? print_usage_bug+0xc0/0xc0 [ 424.079605] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 424.089108] ? warn_alloc+0x120/0x120 [ 424.093164] 1519 total pagecache pages [ 424.101730] ? warn_alloc+0x120/0x120 [ 424.105513] 0 pages in swap cache [ 424.109417] ? print_usage_bug+0xc0/0xc0 [ 424.113193] Swap cache stats: add 0, delete 0, find 0/0 [ 424.116642] ? kvm_clock_read+0x18/0x30 [ 424.120687] Free swap = 0kB [ 424.126051] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 424.129999] Total swap = 0kB [ 424.133011] ? print_usage_bug+0xc0/0xc0 [ 424.138003] 1965979 pages RAM [ 424.141020] ? __lock_acquire+0x62f/0x4c20 [ 424.145054] 0 pages HighMem/MovableOnly [ 424.145063] 342853 pages reserved [ 424.148192] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.152406] 0 pages cma reserved [ 424.156401] ? should_fail+0x22d/0xd01 [ 424.159911] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 424.165410] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 424.165433] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.165449] ? __lock_acquire+0x62f/0x4c20 [ 424.165468] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 424.168891] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 424.172720] ? __lock_acquire+0x62f/0x4c20 [ 424.179202] rsyslogd cpuset=/ mems_allowed=0 [ 424.184486] ? should_fail+0x22d/0xd01 [ 424.184504] ? rcu_irq_exit+0x1a2/0x390 [ 424.225475] ? mark_held_locks+0x130/0x130 [ 424.229758] ? mark_held_locks+0x130/0x130 [ 424.234018] ? mark_held_locks+0xc7/0x130 [ 424.238192] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 424.243234] ? zap_class+0x640/0x640 [ 424.246967] ? print_usage_bug+0xc0/0xc0 [ 424.251052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.256621] ? check_preemption_disabled+0x48/0x280 [ 424.261674] ? __lock_is_held+0xb5/0x140 [ 424.265795] __alloc_pages_nodemask+0xa80/0xde0 [ 424.270487] ? zap_class+0x640/0x640 [ 424.274236] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 424.279302] ? find_held_lock+0x36/0x1c0 [ 424.283403] ? ____cache_alloc_node+0x1c7/0x1e0 [ 424.288108] ? lock_downgrade+0x900/0x900 [ 424.292299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.297884] cache_grow_begin+0xa5/0x8c0 [ 424.301975] ? do_raw_spin_unlock+0xa7/0x330 [ 424.306471] fallback_alloc+0x204/0x2e0 [ 424.310489] ____cache_alloc_node+0x1c7/0x1e0 [ 424.315021] kmem_cache_alloc_node+0xe3/0x730 [ 424.319552] ? ipv6_get_ifaddr+0x42e/0x620 [ 424.323827] __alloc_skb+0x119/0x770 [ 424.327558] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 424.332846] ? netdev_alloc_frag+0x1f0/0x1f0 [ 424.337280] ? lock_downgrade+0x900/0x900 [ 424.341441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.346987] ? refcount_sub_and_test_checked+0x203/0x310 [ 424.352447] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 424.357910] ? addrconf_rs_timer+0x690/0x690 [ 424.362336] ndisc_alloc_skb+0x144/0x340 [ 424.366419] ndisc_send_rs+0x331/0x6e0 [ 424.370318] addrconf_rs_timer+0x314/0x690 [ 424.374579] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.378878] call_timer_fn+0x272/0x920 [ 424.382789] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.387047] ? process_timeout+0x40/0x40 [ 424.391148] ? __run_timers+0x7da/0xc70 [ 424.395157] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.399681] ? _raw_spin_unlock_irq+0x27/0x80 [ 424.404201] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.408464] ? lockdep_hardirqs_on+0x296/0x5b0 [ 424.413098] ? trace_hardirqs_on+0xbd/0x310 [ 424.417486] ? kasan_check_read+0x11/0x20 [ 424.421662] ? __run_timers+0x7da/0xc70 [ 424.425675] ? trace_hardirqs_off_caller+0x310/0x310 [ 424.430818] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.435089] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 424.439349] __run_timers+0x7e5/0xc70 [ 424.443200] ? timer_fixup_init+0x70/0x70 [ 424.447396] ? lock_downgrade+0x900/0x900 [ 424.451576] ? zap_class+0x640/0x640 [ 424.455333] ? pvclock_read_flags+0x160/0x160 [ 424.459858] ? hrtimer_start_range_ns+0xe00/0xe00 [ 424.464727] ? trace_hardirqs_on+0x310/0x310 [ 424.469160] ? kvm_clock_read+0x18/0x30 [ 424.473140] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 424.478187] ? ktime_get+0x2c1/0x400 [ 424.481925] ? zap_class+0x640/0x640 [ 424.485663] ? pvclock_read_flags+0x160/0x160 [ 424.490191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.495756] ? check_preemption_disabled+0x48/0x280 [ 424.500814] ? __lock_is_held+0xb5/0x140 [ 424.504911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.510485] ? check_preemption_disabled+0x48/0x280 [ 424.515533] run_timer_softirq+0x52/0xb0 [ 424.519618] ? rcu_read_lock_sched_held+0x14f/0x180 [ 424.524681] __do_softirq+0x308/0xb7e [ 424.528561] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 424.533692] ? irq_exit+0xbd/0x1c0 [ 424.537262] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 424.542304] ? smp_reschedule_interrupt+0x109/0x650 [ 424.547351] ? smp_call_function_single_interrupt+0x650/0x650 [ 424.553275] ? ret_from_intr+0xb/0x1e [ 424.557295] ? trace_hardirqs_off_caller+0xbb/0x310 [ 424.562363] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.567255] ? trace_hardirqs_on_caller+0x310/0x310 [ 424.572284] ? task_prio+0x50/0x50 [ 424.575831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.581382] ? check_preemption_disabled+0x48/0x280 [ 424.586420] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.591279] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 424.595794] do_softirq_own_stack+0x2a/0x40 [ 424.600754] [ 424.603006] do_softirq.part.14+0x126/0x160 [ 424.607349] __local_bh_enable_ip+0x21d/0x260 [ 424.611886] __dev_queue_xmit+0x1aa3/0x3ad0 [ 424.616250] ? save_stack+0x43/0xd0 [ 424.619896] ? kasan_kmalloc+0xc7/0xe0 [ 424.623804] ? __kmalloc_node_track_caller+0x50/0x70 [ 424.628943] ? netdev_pick_tx+0x310/0x310 [ 424.633140] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.638727] ? check_preemption_disabled+0x48/0x280 [ 424.643784] ? __lock_is_held+0xb5/0x140 [ 424.647884] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 424.652941] ? skb_release_data+0x1c4/0x880 [ 424.657304] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 424.662629] ? kasan_unpoison_shadow+0x35/0x50 [ 424.667242] ? skb_tx_error+0x2f0/0x2f0 [ 424.671253] ? __kmalloc_node_track_caller+0x50/0x70 [ 424.676386] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.681949] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 424.687501] ? kasan_check_write+0x14/0x20 [ 424.691745] ? pskb_expand_head+0x6b3/0x10f0 [ 424.696161] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 424.701636] ? skb_release_data+0x880/0x880 [ 424.705965] ? __alloc_skb+0x770/0x770 [ 424.709876] ? __lock_is_held+0xb5/0x140 [ 424.713969] ? kasan_check_write+0x14/0x20 [ 424.718231] ? __skb_clone+0x6c7/0xa00 [ 424.722148] ? __copy_skb_header+0x6b0/0x6b0 [ 424.726576] ? kmem_cache_alloc+0x33a/0x730 [ 424.730943] ? skb_ensure_writable+0x15e/0x640 [ 424.735574] dev_queue_xmit+0x17/0x20 [ 424.739404] ? dev_queue_xmit+0x17/0x20 [ 424.743407] __bpf_redirect+0x5cf/0xb20 [ 424.747412] ? __switch_to_asm+0x34/0x70 [ 424.751522] bpf_clone_redirect+0x2f6/0x490 [ 424.755917] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 424.760959] ? __sched_text_start+0x8/0x8 [ 424.765131] ? retint_kernel+0x2d/0x2d [ 424.769061] ? find_held_lock+0x36/0x1c0 [ 424.773158] ? lock_acquire+0x1ed/0x520 [ 424.777175] ? bpf_test_run+0x3cb/0x780 [ 424.781175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 424.786769] ? check_preemption_disabled+0x48/0x280 [ 424.791815] ? kasan_check_read+0x11/0x20 [ 424.795991] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 424.801275] ? rcu_softirq_qs+0x20/0x20 [ 424.805256] ? preempt_schedule+0x4d/0x60 [ 424.809410] ? ___preempt_schedule+0x16/0x18 [ 424.813833] ? bpf_test_run+0x25d/0x780 [ 424.817832] ? netlink_diag_dump+0x2a0/0x2a0 [ 424.822259] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.827837] ? bpf_test_init.isra.10+0x70/0x100 [ 424.832549] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 424.837344] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 424.842230] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 424.847798] ? fput+0x130/0x1a0 [ 424.851102] ? __bpf_prog_get+0x9b/0x290 [ 424.855212] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 424.860074] ? bpf_prog_test_run+0x130/0x1a0 [ 424.864504] ? __x64_sys_bpf+0x3d8/0x520 [ 424.868582] ? bpf_prog_get+0x20/0x20 [ 424.872421] ? do_syscall_64+0x1b9/0x820 [ 424.876493] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 424.881879] ? syscall_return_slowpath+0x5e0/0x5e0 [ 424.886821] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.891698] ? trace_hardirqs_on_caller+0x310/0x310 [ 424.896735] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 424.901782] ? prepare_exit_to_usermode+0x291/0x3b0 [ 424.906830] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 424.911702] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 424.917107] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 424.917215] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 424.923878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 424.923884] Call Trace: [ 424.923891] [ 424.923918] dump_stack+0x244/0x39d [ 424.923935] ? dump_stack_print_info.cold.1+0x20/0x20 [ 424.923964] warn_alloc.cold.116+0xb7/0x1bd [ 424.930573] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 424.939834] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 424.942432] syz-executor3 cpuset=syz3 mems_allowed=0 [ 424.944582] ? lock_downgrade+0x900/0x900 [ 424.982273] ? trace_hardirqs_off+0xb8/0x310 [ 424.986696] ? trace_hardirqs_off+0xb8/0x310 [ 424.991135] __alloc_pages_slowpath+0x26e8/0x2e10 [ 424.996015] ? warn_alloc+0x120/0x120 [ 424.999826] ? print_usage_bug+0xc0/0xc0 [ 425.003900] ? warn_alloc+0x120/0x120 [ 425.007711] ? warn_alloc+0x120/0x120 [ 425.011521] ? print_usage_bug+0xc0/0xc0 [ 425.015593] ? print_usage_bug+0xc0/0xc0 [ 425.019672] ? __lock_acquire+0x62f/0x4c20 [ 425.023925] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.029482] ? should_fail+0x22d/0xd01 [ 425.033410] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.038526] ? __lock_acquire+0x62f/0x4c20 [ 425.042781] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.047903] ? __lock_acquire+0x62f/0x4c20 [ 425.052161] ? should_fail+0x22d/0xd01 [ 425.056061] ? find_held_lock+0x36/0x1c0 [ 425.060138] ? mark_held_locks+0x130/0x130 [ 425.064393] ? mark_held_locks+0x130/0x130 [ 425.068640] ? zap_class+0x640/0x640 [ 425.072382] ? zap_class+0x640/0x640 [ 425.076108] ? print_usage_bug+0xc0/0xc0 [ 425.080173] ? do_raw_spin_unlock+0xa7/0x330 [ 425.084592] ? zap_class+0x640/0x640 [ 425.088316] ? print_usage_bug+0xc0/0xc0 [ 425.092401] ? wq_watchdog_touch+0x9c/0xfe [ 425.096661] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.102338] ? check_preemption_disabled+0x48/0x280 [ 425.107407] ? __lock_is_held+0xb5/0x140 [ 425.111490] __alloc_pages_nodemask+0xa80/0xde0 [ 425.116170] ? zap_class+0x640/0x640 [ 425.119898] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 425.124941] ? find_held_lock+0x36/0x1c0 [ 425.129023] ? ____cache_alloc_node+0x1c7/0x1e0 [ 425.133700] ? lock_downgrade+0x900/0x900 [ 425.137863] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.143418] cache_grow_begin+0xa5/0x8c0 [ 425.147488] ? do_raw_spin_unlock+0xa7/0x330 [ 425.151915] fallback_alloc+0x204/0x2e0 [ 425.155901] ____cache_alloc_node+0x1c7/0x1e0 [ 425.160420] kmem_cache_alloc_node+0xe3/0x730 [ 425.164923] ? ipv6_get_ifaddr+0x42e/0x620 [ 425.169177] __alloc_skb+0x119/0x770 [ 425.172899] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.178193] ? netdev_alloc_frag+0x1f0/0x1f0 [ 425.182615] ? lock_downgrade+0x900/0x900 [ 425.186794] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.192347] ? refcount_sub_and_test_checked+0x203/0x310 [ 425.197812] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 425.203263] ? addrconf_rs_timer+0x690/0x690 [ 425.207694] ndisc_alloc_skb+0x144/0x340 [ 425.211766] ndisc_send_rs+0x331/0x6e0 [ 425.215675] addrconf_rs_timer+0x314/0x690 [ 425.219935] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.224193] call_timer_fn+0x272/0x920 [ 425.228084] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.232319] ? process_timeout+0x40/0x40 [ 425.236430] ? mark_held_locks+0xc7/0x130 [ 425.240620] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.245146] ? _raw_spin_unlock_irq+0x27/0x80 [ 425.249678] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.253942] ? lockdep_hardirqs_on+0x296/0x5b0 [ 425.258567] ? trace_hardirqs_on+0xbd/0x310 [ 425.262928] ? kasan_check_read+0x11/0x20 [ 425.267102] ? __run_timers+0x7da/0xc70 [ 425.271102] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.276235] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.280498] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 425.284750] __run_timers+0x7e5/0xc70 [ 425.288587] ? timer_fixup_init+0x70/0x70 [ 425.292760] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 425.297805] ? zap_class+0x640/0x640 [ 425.301542] ? print_usage_bug+0xc0/0xc0 [ 425.305619] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 425.310835] ? find_held_lock+0x36/0x1c0 [ 425.314910] ? zap_class+0x640/0x640 [ 425.318647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.324232] ? check_preemption_disabled+0x48/0x280 [ 425.329291] ? __lock_is_held+0xb5/0x140 [ 425.333391] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.338957] ? check_preemption_disabled+0x48/0x280 [ 425.344000] run_timer_softirq+0x52/0xb0 [ 425.348072] ? rcu_read_lock_sched_held+0x14f/0x180 [ 425.353106] __do_softirq+0x308/0xb7e [ 425.356918] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 425.361421] ? lock_downgrade+0x900/0x900 [ 425.365601] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 425.370742] ? pvclock_read_flags+0x160/0x160 [ 425.375250] ? lapic_next_event+0x5a/0x90 [ 425.379422] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.384974] ? kvm_clock_read+0x18/0x30 [ 425.388954] ? kvm_sched_clock_read+0x9/0x20 [ 425.393377] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.398933] ? check_preemption_disabled+0x48/0x280 [ 425.403984] irq_exit+0x17f/0x1c0 [ 425.407455] smp_apic_timer_interrupt+0x1cb/0x760 [ 425.412313] ? smp_call_function_single_interrupt+0x650/0x650 [ 425.418204] ? interrupt_entry+0xb5/0xc0 [ 425.422273] ? trace_hardirqs_off_caller+0xbb/0x310 [ 425.427321] ? trace_hardirqs_off_caller+0xbb/0x310 [ 425.432356] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.437212] ? trace_hardirqs_on_caller+0x310/0x310 [ 425.442231] ? trace_hardirqs_on_caller+0x310/0x310 [ 425.447251] ? task_prio+0x50/0x50 [ 425.450799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.456354] ? check_preemption_disabled+0x48/0x280 [ 425.461407] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 425.466273] apic_timer_interrupt+0xf/0x20 [ 425.470513] [ 425.472757] RIP: 0010:dump_stack+0x358/0x39d [ 425.477172] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 425.496088] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 425.503820] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 425.511102] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 425.518393] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 425.525691] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 425.532980] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 425.540299] ? dump_stack+0x34f/0x39d [ 425.544138] ? dump_stack_print_info.cold.1+0x20/0x20 [ 425.549361] ? mark_held_locks+0x130/0x130 [ 425.553635] ? mark_held_locks+0x130/0x130 [ 425.557916] dump_header+0x27b/0xf72 [ 425.561670] ? pagefault_out_of_memory+0x197/0x197 [ 425.566640] ? __lock_acquire+0x62f/0x4c20 [ 425.570903] ? percpu_ref_get_many+0x240/0x240 [ 425.575503] ? print_usage_bug+0xc0/0xc0 [ 425.579585] ? zap_class+0x640/0x640 [ 425.583315] ? print_usage_bug+0xc0/0xc0 [ 425.587401] ? print_usage_bug+0xc0/0xc0 [ 425.591487] ? zap_class+0x640/0x640 [ 425.595212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.600758] ? find_held_lock+0x36/0x1c0 [ 425.604831] ? mark_held_locks+0xc7/0x130 [ 425.608982] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 425.614094] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 425.619203] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 425.623792] ? trace_hardirqs_on+0xbd/0x310 [ 425.628118] ? kasan_check_read+0x11/0x20 [ 425.632273] ? ___ratelimit+0x3b4/0x672 [ 425.636259] ? trace_hardirqs_off_caller+0x310/0x310 [ 425.641379] ? trace_hardirqs_on+0x310/0x310 [ 425.645798] ? lock_downgrade+0x900/0x900 [ 425.649958] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 425.655082] ? ___ratelimit+0x3b9/0x672 [ 425.659076] ? idr_get_free+0xf70/0xf70 [ 425.663061] ? find_held_lock+0x36/0x1c0 [ 425.667142] oom_kill_process.cold.27+0x10/0x903 [ 425.671917] ? zap_class+0x640/0x640 [ 425.675671] ? check_preemption_disabled+0x48/0x280 [ 425.680729] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 425.685692] ? kasan_check_read+0x11/0x20 [ 425.689872] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.695183] ? oom_evaluate_task+0x540/0x540 [ 425.699619] ? find_held_lock+0x36/0x1c0 [ 425.703711] ? out_of_memory+0x974/0x1430 [ 425.707890] ? lock_downgrade+0x900/0x900 [ 425.712064] ? check_preemption_disabled+0x48/0x280 [ 425.717105] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 425.722049] ? kasan_check_read+0x11/0x20 [ 425.726206] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.731509] ? rcu_softirq_qs+0x20/0x20 [ 425.735508] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.741060] ? oom_evaluate_task+0x302/0x540 [ 425.745503] out_of_memory+0xa84/0x1430 [ 425.749505] ? oom_killer_disable+0x3a0/0x3a0 [ 425.754013] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 425.758976] ? __ww_mutex_check_waiters+0x160/0x160 [ 425.764019] __alloc_pages_slowpath+0x2354/0x2e10 [ 425.768932] ? warn_alloc+0x120/0x120 [ 425.772743] ? mark_held_locks+0x130/0x130 [ 425.776997] ? find_get_entry+0xaae/0x1120 [ 425.781247] ? filemap_map_pages+0x1a20/0x1a20 [ 425.785855] ? zap_class+0x640/0x640 [ 425.789587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 425.795150] ? check_preemption_disabled+0x48/0x280 [ 425.800182] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.805738] ? should_fail+0x22d/0xd01 [ 425.809648] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 425.814769] ? zap_class+0x640/0x640 [ 425.818516] ? __lock_is_held+0xb5/0x140 [ 425.822598] ? mark_held_locks+0x130/0x130 [ 425.826844] ? lock_release+0xa00/0xa00 [ 425.830821] ? perf_trace_sched_process_exec+0x860/0x860 [ 425.836279] ? xa_load+0x2ba/0x460 [ 425.839830] ? lock_downgrade+0x900/0x900 [ 425.843994] ? __might_sleep+0x95/0x190 [ 425.847985] __alloc_pages_nodemask+0xa80/0xde0 [ 425.852673] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 425.857698] ? __page_cache_alloc+0x191/0x5c0 [ 425.862203] ? xa_load+0x2e1/0x460 [ 425.865803] ? xa_clear_mark+0x40/0x40 [ 425.869709] ? zap_class+0x640/0x640 [ 425.873445] ? zap_class+0x640/0x640 [ 425.877172] ? zap_class+0x640/0x640 [ 425.880899] ? __do_page_cache_readahead+0x663/0x810 [ 425.886033] ? find_held_lock+0x36/0x1c0 [ 425.890123] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 425.895687] alloc_pages_current+0x173/0x350 [ 425.900122] __page_cache_alloc+0x38c/0x5c0 [ 425.904459] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 425.909428] ? kasan_check_read+0x11/0x20 [ 425.913603] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.918930] ? generic_perform_write+0x6a0/0x6a0 [ 425.923732] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 425.929310] ? check_preemption_disabled+0x48/0x280 [ 425.934367] filemap_fault+0x1595/0x25f0 [ 425.938470] ? __lock_page_or_retry+0xa00/0xa00 [ 425.943173] ? mark_held_locks+0x130/0x130 [ 425.947433] ? filemap_map_pages+0xd6b/0x1a20 [ 425.951945] ? lock_downgrade+0x900/0x900 [ 425.956109] ? check_preemption_disabled+0x48/0x280 [ 425.961155] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 425.966108] ? kasan_check_read+0x11/0x20 [ 425.970489] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 425.975769] ? rcu_softirq_qs+0x20/0x20 [ 425.979765] ? filemap_map_pages+0xd92/0x1a20 [ 425.984277] ? find_get_entries_tag+0x1400/0x1400 [ 425.989131] ? __kernel_text_address+0xd/0x40 [ 425.993631] ? unwind_get_return_address+0x61/0xa0 [ 425.998591] ? lock_acquire+0x1ed/0x520 [ 426.002578] ? ext4_filemap_fault+0x7a/0xad [ 426.006917] ? lock_release+0xa00/0xa00 [ 426.010900] ? perf_trace_sched_process_exec+0x860/0x860 [ 426.016356] ? print_usage_bug+0xc0/0xc0 [ 426.020441] ? print_usage_bug+0xc0/0xc0 [ 426.024510] ? __x64_sys_read+0x73/0xb0 [ 426.028505] ? down_read+0x8d/0x120 [ 426.032131] ? ext4_filemap_fault+0x7a/0xad [ 426.036459] ? __down_interruptible+0x700/0x700 [ 426.041135] ? find_held_lock+0x36/0x1c0 [ 426.045202] ext4_filemap_fault+0x82/0xad [ 426.049358] __do_fault+0x100/0x6b0 [ 426.052998] ? lock_downgrade+0x900/0x900 [ 426.057164] ? pmd_devmap_trans_unstable+0x220/0x220 [ 426.062309] ? kasan_check_read+0x11/0x20 [ 426.066462] ? do_raw_spin_unlock+0xa7/0x330 [ 426.070871] ? do_raw_spin_trylock+0x270/0x270 [ 426.075472] __handle_mm_fault+0x3ea0/0x5be0 [ 426.079893] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 426.084746] ? find_held_lock+0x36/0x1c0 [ 426.088850] ? zap_class+0x640/0x640 [ 426.092577] ? zap_class+0x640/0x640 [ 426.096297] ? find_held_lock+0x36/0x1c0 [ 426.100378] ? handle_mm_fault+0x42a/0xc70 [ 426.104621] ? lock_downgrade+0x900/0x900 [ 426.108782] ? check_preemption_disabled+0x48/0x280 [ 426.113820] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 426.118752] ? kasan_check_read+0x11/0x20 [ 426.122904] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 426.128186] ? rcu_softirq_qs+0x20/0x20 [ 426.132186] ? trace_hardirqs_off_caller+0x310/0x310 [ 426.137301] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.142844] ? check_preemption_disabled+0x48/0x280 [ 426.147871] handle_mm_fault+0x54f/0xc70 [ 426.151941] ? __handle_mm_fault+0x5be0/0x5be0 [ 426.156530] ? find_vma+0x34/0x190 [ 426.160080] __do_page_fault+0x5e8/0xe60 [ 426.164144] ? trace_hardirqs_off+0xb8/0x310 [ 426.168556] ? kernel_write+0x120/0x120 [ 426.172545] do_page_fault+0xf2/0x7e0 [ 426.176348] ? vmalloc_sync_all+0x30/0x30 [ 426.180506] ? error_entry+0x70/0xd0 [ 426.184226] ? trace_hardirqs_off_caller+0xbb/0x310 [ 426.189242] ? trace_hardirqs_on_caller+0xc0/0x310 [ 426.194191] ? syscall_return_slowpath+0x5e0/0x5e0 [ 426.199122] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.203974] ? trace_hardirqs_on_caller+0x310/0x310 [ 426.208992] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 426.214447] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 426.219469] ? prepare_exit_to_usermode+0x291/0x3b0 [ 426.224484] ? page_fault+0x8/0x30 [ 426.228027] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 426.232873] ? page_fault+0x8/0x30 [ 426.236414] page_fault+0x1e/0x30 [ 426.239866] RIP: 0033:0x7ff3690bcdb4 [ 426.243595] Code: Bad RIP value. [ 426.246953] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 426.252324] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 426.259591] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 426.266858] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 426.274129] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 426.281401] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 426.288712] warn_alloc_show_mem: 1 callbacks suppressed [ 426.288724] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 426.288726] Mem-Info: [ 426.288758] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 426.288758] active_file:11 inactive_file:13 isolated_file:1 [ 426.288758] unevictable:0 dirty:0 writeback:0 unstable:0 [ 426.288758] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 426.288758] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 426.288758] free:13670 free_pcp:401 free_cma:0 [ 426.294099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.301387] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 426.303788] Call Trace: [ 426.336942] Node 0 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 [ 426.346279] [ 426.373968] lowmem_reserve[]: 0 2818 6321 6321 [ 426.376562] dump_stack+0x244/0x39d [ 426.402650] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 426.404832] ? dump_stack_print_info.cold.1+0x20/0x20 [ 426.409385] lowmem_reserve[]: 0 0 3503 3503 [ 426.413036] warn_alloc.cold.116+0xb7/0x1bd [ 426.440595] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 426.445792] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 426.450082] lowmem_reserve[]: 0 0 0 0 [ 426.454407] ? lock_downgrade+0x900/0x900 [ 426.483539] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 426.488400] ? trace_hardirqs_off+0xb8/0x310 [ 426.492163] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 426.496306] ? trace_hardirqs_off+0xb8/0x310 [ 426.509796] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 426.514219] __alloc_pages_slowpath+0x26e8/0x2e10 [ 426.529982] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 426.534424] ? warn_alloc+0x120/0x120 [ 426.547986] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 426.547995] 1519 total pagecache pages [ 426.552854] ? print_usage_bug+0xc0/0xc0 [ 426.561668] 0 pages in swap cache [ 426.565459] ? warn_alloc+0x120/0x120 [ 426.574011] Swap cache stats: add 0, delete 0, find 0/0 [ 426.577896] ? warn_alloc+0x120/0x120 [ 426.581931] Free swap = 0kB [ 426.585389] ? print_usage_bug+0xc0/0xc0 [ 426.589159] Total swap = 0kB [ 426.594522] ? print_usage_bug+0xc0/0xc0 [ 426.598293] 1965979 pages RAM [ 426.601322] ? __lock_acquire+0x62f/0x4c20 [ 426.605389] 0 pages HighMem/MovableOnly [ 426.608416] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 426.612454] 342853 pages reserved [ 426.615557] ? should_fail+0x22d/0xd01 [ 426.619768] 0 pages cma reserved [ 426.623736] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.629325] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 426.632696] ? __lock_acquire+0x62f/0x4c20 [ 426.632721] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 426.632738] ? __lock_acquire+0x62f/0x4c20 [ 426.636680] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 426.639970] ? should_fail+0x22d/0xd01 [ 426.645047] rsyslogd cpuset=/ mems_allowed=0 [ 426.651544] ? mark_held_locks+0x130/0x130 [ 426.687611] ? mark_held_locks+0x130/0x130 [ 426.691853] ? lock_downgrade+0x900/0x900 [ 426.696005] ? zap_class+0x640/0x640 [ 426.699719] ? print_usage_bug+0xc0/0xc0 [ 426.703787] ? trace_hardirqs_off+0xb8/0x310 [ 426.708199] ? kasan_check_read+0x11/0x20 [ 426.712354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.717908] ? check_preemption_disabled+0x48/0x280 [ 426.722941] ? __lock_is_held+0xb5/0x140 [ 426.727009] __alloc_pages_nodemask+0xa80/0xde0 [ 426.731685] ? zap_class+0x640/0x640 [ 426.735428] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 426.740472] ? find_held_lock+0x36/0x1c0 [ 426.744547] ? ____cache_alloc_node+0x1c7/0x1e0 [ 426.749219] ? lock_downgrade+0x900/0x900 [ 426.753388] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.758937] cache_grow_begin+0xa5/0x8c0 [ 426.763001] ? do_raw_spin_unlock+0xa7/0x330 [ 426.767425] fallback_alloc+0x204/0x2e0 [ 426.771413] ____cache_alloc_node+0x1c7/0x1e0 [ 426.775918] kmem_cache_alloc_node+0xe3/0x730 [ 426.780414] ? ipv6_get_ifaddr+0x42e/0x620 [ 426.784659] __alloc_skb+0x119/0x770 [ 426.788382] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 426.793667] ? netdev_alloc_frag+0x1f0/0x1f0 [ 426.798079] ? lock_downgrade+0x900/0x900 [ 426.802254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.807795] ? refcount_sub_and_test_checked+0x203/0x310 [ 426.813251] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 426.818703] ? addrconf_rs_timer+0x690/0x690 [ 426.823174] ndisc_alloc_skb+0x144/0x340 [ 426.827282] ndisc_send_rs+0x331/0x6e0 [ 426.831179] addrconf_rs_timer+0x314/0x690 [ 426.835426] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.839675] call_timer_fn+0x272/0x920 [ 426.843562] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.847801] ? process_timeout+0x40/0x40 [ 426.851868] ? __run_timers+0x7da/0xc70 [ 426.855845] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.860340] ? _raw_spin_unlock_irq+0x27/0x80 [ 426.864845] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.869081] ? lockdep_hardirqs_on+0x296/0x5b0 [ 426.873686] ? trace_hardirqs_on+0xbd/0x310 [ 426.878013] ? kasan_check_read+0x11/0x20 [ 426.882164] ? __run_timers+0x7da/0xc70 [ 426.886148] ? trace_hardirqs_off_caller+0x310/0x310 [ 426.891273] ? __queue_work+0x1440/0x1440 [ 426.895429] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 426.899678] __run_timers+0x7e5/0xc70 [ 426.903495] ? timer_fixup_init+0x70/0x70 [ 426.907661] ? lock_downgrade+0x900/0x900 [ 426.911808] ? zap_class+0x640/0x640 [ 426.915536] ? pvclock_read_flags+0x160/0x160 [ 426.920036] ? hrtimer_start_range_ns+0xe00/0xe00 [ 426.924885] ? trace_hardirqs_on+0x310/0x310 [ 426.929304] ? kvm_clock_read+0x18/0x30 [ 426.933284] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 426.938304] ? ktime_get+0x2c1/0x400 [ 426.942022] ? zap_class+0x640/0x640 [ 426.945748] ? pvclock_read_flags+0x160/0x160 [ 426.950247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.955787] ? check_preemption_disabled+0x48/0x280 [ 426.960817] ? __lock_is_held+0xb5/0x140 [ 426.964886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.970427] ? check_preemption_disabled+0x48/0x280 [ 426.975455] run_timer_softirq+0x52/0xb0 [ 426.979519] ? rcu_read_lock_sched_held+0x14f/0x180 [ 426.984555] __do_softirq+0x308/0xb7e [ 426.988379] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 426.993482] ? irq_exit+0xbd/0x1c0 [ 426.997027] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 427.002043] ? smp_reschedule_interrupt+0x109/0x650 [ 427.007061] ? smp_call_function_single_interrupt+0x650/0x650 [ 427.012945] ? ret_from_intr+0xb/0x1e [ 427.016752] ? trace_hardirqs_off_caller+0xbb/0x310 [ 427.021776] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.026625] ? trace_hardirqs_on_caller+0x310/0x310 [ 427.031643] ? task_prio+0x50/0x50 [ 427.035187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.040729] ? check_preemption_disabled+0x48/0x280 [ 427.045760] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.050610] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 427.055112] do_softirq_own_stack+0x2a/0x40 [ 427.059435] [ 427.061674] do_softirq.part.14+0x126/0x160 [ 427.065998] __local_bh_enable_ip+0x21d/0x260 [ 427.070496] __dev_queue_xmit+0x1aa3/0x3ad0 [ 427.074820] ? save_stack+0x43/0xd0 [ 427.078452] ? kasan_kmalloc+0xc7/0xe0 [ 427.082348] ? __kmalloc_node_track_caller+0x50/0x70 [ 427.087473] ? netdev_pick_tx+0x310/0x310 [ 427.091634] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.097184] ? check_preemption_disabled+0x48/0x280 [ 427.102726] ? __lock_is_held+0xb5/0x140 [ 427.106799] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 427.111818] ? skb_release_data+0x1c4/0x880 [ 427.116153] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 427.121442] ? kasan_unpoison_shadow+0x35/0x50 [ 427.126058] ? skb_tx_error+0x2f0/0x2f0 [ 427.130040] ? __kmalloc_node_track_caller+0x50/0x70 [ 427.135168] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.140724] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 427.146269] ? kasan_check_write+0x14/0x20 [ 427.150509] ? pskb_expand_head+0x6b3/0x10f0 [ 427.154922] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 427.160395] ? skb_release_data+0x880/0x880 [ 427.164720] ? __alloc_skb+0x770/0x770 [ 427.168623] ? __lock_is_held+0xb5/0x140 [ 427.172698] ? kasan_check_write+0x14/0x20 [ 427.176940] ? __skb_clone+0x6c7/0xa00 [ 427.180837] ? __copy_skb_header+0x6b0/0x6b0 [ 427.185253] ? kmem_cache_alloc+0x33a/0x730 [ 427.189607] ? skb_ensure_writable+0x15e/0x640 [ 427.194201] dev_queue_xmit+0x17/0x20 [ 427.198002] ? dev_queue_xmit+0x17/0x20 [ 427.201978] __bpf_redirect+0x5cf/0xb20 [ 427.205958] ? __switch_to_asm+0x34/0x70 [ 427.210026] bpf_clone_redirect+0x2f6/0x490 [ 427.214365] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 427.219406] ? __sched_text_start+0x8/0x8 [ 427.223560] ? retint_kernel+0x2d/0x2d [ 427.227491] ? find_held_lock+0x36/0x1c0 [ 427.231569] ? lock_acquire+0x1ed/0x520 [ 427.235557] ? bpf_test_run+0x3cb/0x780 [ 427.239534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.245078] ? check_preemption_disabled+0x48/0x280 [ 427.250110] ? kasan_check_read+0x11/0x20 [ 427.254266] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 427.259551] ? rcu_softirq_qs+0x20/0x20 [ 427.263533] ? preempt_schedule+0x4d/0x60 [ 427.267699] ? ___preempt_schedule+0x16/0x18 [ 427.272120] ? bpf_test_run+0x25d/0x780 [ 427.276117] ? netlink_diag_dump+0x2a0/0x2a0 [ 427.280539] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.286081] ? bpf_test_init.isra.10+0x70/0x100 [ 427.290764] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 427.295537] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 427.300390] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 427.305933] ? fput+0x130/0x1a0 [ 427.309219] ? __bpf_prog_get+0x9b/0x290 [ 427.313294] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 427.318148] ? bpf_prog_test_run+0x130/0x1a0 [ 427.322573] ? __x64_sys_bpf+0x3d8/0x520 [ 427.326637] ? bpf_prog_get+0x20/0x20 [ 427.330468] ? do_syscall_64+0x1b9/0x820 [ 427.334532] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 427.339903] ? syscall_return_slowpath+0x5e0/0x5e0 [ 427.344837] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.349685] ? trace_hardirqs_on_caller+0x310/0x310 [ 427.354708] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 427.359728] ? prepare_exit_to_usermode+0x291/0x3b0 [ 427.364755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.369611] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 427.375003] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 427.375072] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 427.381763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.381768] Call Trace: [ 427.381776] [ 427.381796] dump_stack+0x244/0x39d [ 427.381815] ? dump_stack_print_info.cold.1+0x20/0x20 [ 427.381842] warn_alloc.cold.116+0xb7/0x1bd [ 427.388380] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 427.397670] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 427.400230] syz-executor3 cpuset=syz3 mems_allowed=0 [ 427.402386] ? lock_downgrade+0x900/0x900 [ 427.440016] ? trace_hardirqs_off+0xb8/0x310 [ 427.444435] ? trace_hardirqs_off+0xb8/0x310 [ 427.448857] __alloc_pages_slowpath+0x26e8/0x2e10 [ 427.453745] ? warn_alloc+0x120/0x120 [ 427.457562] ? print_usage_bug+0xc0/0xc0 [ 427.461636] ? warn_alloc+0x120/0x120 [ 427.465464] ? warn_alloc+0x120/0x120 [ 427.469277] ? print_usage_bug+0xc0/0xc0 [ 427.473348] ? print_usage_bug+0xc0/0xc0 [ 427.477422] ? __lock_acquire+0x62f/0x4c20 [ 427.481675] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.487223] ? should_fail+0x22d/0xd01 [ 427.491120] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.496235] ? __lock_acquire+0x62f/0x4c20 [ 427.500482] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 427.505595] ? __lock_acquire+0x62f/0x4c20 [ 427.509837] ? should_fail+0x22d/0xd01 [ 427.513739] ? find_held_lock+0x36/0x1c0 [ 427.517815] ? mark_held_locks+0x130/0x130 [ 427.522065] ? mark_held_locks+0x130/0x130 [ 427.526306] ? zap_class+0x640/0x640 [ 427.530027] ? zap_class+0x640/0x640 [ 427.533752] ? print_usage_bug+0xc0/0xc0 [ 427.537835] ? do_raw_spin_unlock+0xa7/0x330 [ 427.542278] ? zap_class+0x640/0x640 [ 427.546018] ? print_usage_bug+0xc0/0xc0 [ 427.550094] ? wq_watchdog_touch+0x9c/0xfe [ 427.554348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.559899] ? check_preemption_disabled+0x48/0x280 [ 427.564943] ? __lock_is_held+0xb5/0x140 [ 427.569062] __alloc_pages_nodemask+0xa80/0xde0 [ 427.573731] ? zap_class+0x640/0x640 [ 427.577456] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 427.582498] ? find_held_lock+0x36/0x1c0 [ 427.586583] ? ____cache_alloc_node+0x1c7/0x1e0 [ 427.591271] ? lock_downgrade+0x900/0x900 [ 427.595441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.601005] cache_grow_begin+0xa5/0x8c0 [ 427.605080] ? do_raw_spin_unlock+0xa7/0x330 [ 427.609504] fallback_alloc+0x204/0x2e0 [ 427.613494] ____cache_alloc_node+0x1c7/0x1e0 [ 427.618000] kmem_cache_alloc_node+0xe3/0x730 [ 427.622505] ? ipv6_get_ifaddr+0x42e/0x620 [ 427.626755] __alloc_skb+0x119/0x770 [ 427.630473] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 427.635767] ? netdev_alloc_frag+0x1f0/0x1f0 [ 427.640187] ? lock_downgrade+0x900/0x900 [ 427.644361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.649922] ? refcount_sub_and_test_checked+0x203/0x310 [ 427.655397] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 427.660857] ? addrconf_rs_timer+0x690/0x690 [ 427.665294] ndisc_alloc_skb+0x144/0x340 [ 427.669379] ndisc_send_rs+0x331/0x6e0 [ 427.673281] addrconf_rs_timer+0x314/0x690 [ 427.677533] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.681784] call_timer_fn+0x272/0x920 [ 427.685685] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.689926] ? process_timeout+0x40/0x40 [ 427.694014] ? mark_held_locks+0xc7/0x130 [ 427.698172] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.702685] ? _raw_spin_unlock_irq+0x27/0x80 [ 427.707192] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.711447] ? lockdep_hardirqs_on+0x296/0x5b0 [ 427.716041] ? trace_hardirqs_on+0xbd/0x310 [ 427.720369] ? kasan_check_read+0x11/0x20 [ 427.724533] ? __run_timers+0x7da/0xc70 [ 427.728517] ? trace_hardirqs_off_caller+0x310/0x310 [ 427.733655] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.737947] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 427.742199] __run_timers+0x7e5/0xc70 [ 427.746053] ? timer_fixup_init+0x70/0x70 [ 427.750214] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 427.755267] ? zap_class+0x640/0x640 [ 427.759010] ? print_usage_bug+0xc0/0xc0 [ 427.763089] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 427.768305] ? find_held_lock+0x36/0x1c0 [ 427.772416] ? zap_class+0x640/0x640 [ 427.776153] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.781717] ? check_preemption_disabled+0x48/0x280 [ 427.786768] ? __lock_is_held+0xb5/0x140 [ 427.790845] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.796417] ? check_preemption_disabled+0x48/0x280 [ 427.801462] run_timer_softirq+0x52/0xb0 [ 427.805539] ? rcu_read_lock_sched_held+0x14f/0x180 [ 427.810575] __do_softirq+0x308/0xb7e [ 427.814397] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 427.818903] ? lock_downgrade+0x900/0x900 [ 427.823071] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 427.828210] ? pvclock_read_flags+0x160/0x160 [ 427.832756] ? lapic_next_event+0x5a/0x90 [ 427.836975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.842526] ? kvm_clock_read+0x18/0x30 [ 427.846508] ? kvm_sched_clock_read+0x9/0x20 [ 427.851110] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 427.856675] ? check_preemption_disabled+0x48/0x280 [ 427.861726] irq_exit+0x17f/0x1c0 [ 427.865192] smp_apic_timer_interrupt+0x1cb/0x760 [ 427.870052] ? smp_call_function_single_interrupt+0x650/0x650 [ 427.875956] ? interrupt_entry+0xb5/0xc0 [ 427.880034] ? trace_hardirqs_off_caller+0xbb/0x310 [ 427.885061] ? trace_hardirqs_off_caller+0xbb/0x310 [ 427.890109] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.894974] ? trace_hardirqs_on_caller+0x310/0x310 [ 427.900014] ? trace_hardirqs_on_caller+0x310/0x310 [ 427.905058] ? task_prio+0x50/0x50 [ 427.908621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.914188] ? check_preemption_disabled+0x48/0x280 [ 427.919238] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 427.924129] apic_timer_interrupt+0xf/0x20 [ 427.928381] [ 427.930635] RIP: 0010:dump_stack+0x358/0x39d [ 427.935067] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 427.954002] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 427.961739] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 427.969553] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 427.976843] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 427.984146] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 427.991432] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 427.998741] ? dump_stack+0x34f/0x39d [ 428.002575] ? dump_stack_print_info.cold.1+0x20/0x20 [ 428.007811] ? mark_held_locks+0x130/0x130 [ 428.012065] ? mark_held_locks+0x130/0x130 [ 428.016323] dump_header+0x27b/0xf72 [ 428.020068] ? pagefault_out_of_memory+0x197/0x197 [ 428.025034] ? __lock_acquire+0x62f/0x4c20 [ 428.029302] ? percpu_ref_get_many+0x240/0x240 [ 428.033914] ? print_usage_bug+0xc0/0xc0 [ 428.038001] ? zap_class+0x640/0x640 [ 428.041749] ? print_usage_bug+0xc0/0xc0 [ 428.045827] ? print_usage_bug+0xc0/0xc0 [ 428.049953] ? zap_class+0x640/0x640 [ 428.053689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.059256] ? find_held_lock+0x36/0x1c0 [ 428.063351] ? mark_held_locks+0xc7/0x130 [ 428.067529] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 428.072656] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 428.077808] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 428.082419] ? trace_hardirqs_on+0xbd/0x310 [ 428.087539] ? kasan_check_read+0x11/0x20 [ 428.091705] ? ___ratelimit+0x3b4/0x672 [ 428.095697] ? trace_hardirqs_off_caller+0x310/0x310 [ 428.100824] ? trace_hardirqs_on+0x310/0x310 [ 428.105251] ? lock_downgrade+0x900/0x900 [ 428.109432] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 428.114561] ? ___ratelimit+0x3b9/0x672 [ 428.118555] ? idr_get_free+0xf70/0xf70 [ 428.122542] ? find_held_lock+0x36/0x1c0 [ 428.126631] oom_kill_process.cold.27+0x10/0x903 [ 428.131416] ? zap_class+0x640/0x640 [ 428.135144] ? check_preemption_disabled+0x48/0x280 [ 428.140176] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 428.145120] ? kasan_check_read+0x11/0x20 [ 428.149282] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.154580] ? oom_evaluate_task+0x540/0x540 [ 428.159013] ? find_held_lock+0x36/0x1c0 [ 428.163104] ? out_of_memory+0x974/0x1430 [ 428.167270] ? lock_downgrade+0x900/0x900 [ 428.171435] ? check_preemption_disabled+0x48/0x280 [ 428.176471] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 428.181432] ? kasan_check_read+0x11/0x20 [ 428.185598] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.190921] ? rcu_softirq_qs+0x20/0x20 [ 428.194914] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.200472] ? oom_evaluate_task+0x302/0x540 [ 428.204912] out_of_memory+0xa84/0x1430 [ 428.208925] ? oom_killer_disable+0x3a0/0x3a0 [ 428.213436] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 428.218415] ? __ww_mutex_check_waiters+0x160/0x160 [ 428.223469] __alloc_pages_slowpath+0x2354/0x2e10 [ 428.228366] ? warn_alloc+0x120/0x120 [ 428.232189] ? mark_held_locks+0x130/0x130 [ 428.236447] ? find_get_entry+0xaae/0x1120 [ 428.240714] ? filemap_map_pages+0x1a20/0x1a20 [ 428.245326] ? zap_class+0x640/0x640 [ 428.249072] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 428.254635] ? check_preemption_disabled+0x48/0x280 [ 428.259703] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.265268] ? should_fail+0x22d/0xd01 [ 428.269183] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 428.274309] ? zap_class+0x640/0x640 [ 428.278060] ? __lock_is_held+0xb5/0x140 [ 428.282150] ? mark_held_locks+0x130/0x130 [ 428.286404] ? lock_release+0xa00/0xa00 [ 428.290412] ? perf_trace_sched_process_exec+0x860/0x860 [ 428.295878] ? xa_load+0x2ba/0x460 [ 428.299422] ? lock_downgrade+0x900/0x900 [ 428.303582] ? __might_sleep+0x95/0x190 [ 428.307566] __alloc_pages_nodemask+0xa80/0xde0 [ 428.312249] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 428.317286] ? __page_cache_alloc+0x191/0x5c0 [ 428.321798] ? xa_load+0x2e1/0x460 [ 428.325363] ? xa_clear_mark+0x40/0x40 [ 428.329275] ? zap_class+0x640/0x640 [ 428.333008] ? zap_class+0x640/0x640 [ 428.336766] ? zap_class+0x640/0x640 [ 428.340488] ? __do_page_cache_readahead+0x663/0x810 [ 428.345630] ? find_held_lock+0x36/0x1c0 [ 428.349719] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 428.355285] alloc_pages_current+0x173/0x350 [ 428.359712] __page_cache_alloc+0x38c/0x5c0 [ 428.364041] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 428.368979] ? kasan_check_read+0x11/0x20 [ 428.373142] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.378448] ? generic_perform_write+0x6a0/0x6a0 [ 428.383228] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.388792] ? check_preemption_disabled+0x48/0x280 [ 428.393850] filemap_fault+0x1595/0x25f0 [ 428.397948] ? __lock_page_or_retry+0xa00/0xa00 [ 428.402654] ? mark_held_locks+0x130/0x130 [ 428.406926] ? filemap_map_pages+0xd6b/0x1a20 [ 428.411449] ? lock_downgrade+0x900/0x900 [ 428.415617] ? check_preemption_disabled+0x48/0x280 [ 428.420679] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 428.425633] ? kasan_check_read+0x11/0x20 [ 428.429806] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.435106] ? rcu_softirq_qs+0x20/0x20 [ 428.439122] ? filemap_map_pages+0xd92/0x1a20 [ 428.443666] ? find_get_entries_tag+0x1400/0x1400 [ 428.448546] ? __kernel_text_address+0xd/0x40 [ 428.453056] ? unwind_get_return_address+0x61/0xa0 [ 428.458019] ? lock_acquire+0x1ed/0x520 [ 428.462009] ? ext4_filemap_fault+0x7a/0xad [ 428.466390] ? lock_release+0xa00/0xa00 [ 428.470379] ? perf_trace_sched_process_exec+0x860/0x860 [ 428.475837] ? print_usage_bug+0xc0/0xc0 [ 428.479915] ? print_usage_bug+0xc0/0xc0 [ 428.483979] ? __x64_sys_read+0x73/0xb0 [ 428.487975] ? down_read+0x8d/0x120 [ 428.491610] ? ext4_filemap_fault+0x7a/0xad [ 428.495953] ? __down_interruptible+0x700/0x700 [ 428.500639] ? find_held_lock+0x36/0x1c0 [ 428.504720] ext4_filemap_fault+0x82/0xad [ 428.508892] __do_fault+0x100/0x6b0 [ 428.512535] ? lock_downgrade+0x900/0x900 [ 428.516691] ? pmd_devmap_trans_unstable+0x220/0x220 [ 428.521815] ? kasan_check_read+0x11/0x20 [ 428.525986] ? do_raw_spin_unlock+0xa7/0x330 [ 428.530426] ? do_raw_spin_trylock+0x270/0x270 [ 428.535032] __handle_mm_fault+0x3ea0/0x5be0 [ 428.539460] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 428.544321] ? find_held_lock+0x36/0x1c0 [ 428.548417] ? zap_class+0x640/0x640 [ 428.552145] ? zap_class+0x640/0x640 [ 428.555878] ? find_held_lock+0x36/0x1c0 [ 428.559962] ? handle_mm_fault+0x42a/0xc70 [ 428.564212] ? lock_downgrade+0x900/0x900 [ 428.568369] ? check_preemption_disabled+0x48/0x280 [ 428.573432] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 428.578411] ? kasan_check_read+0x11/0x20 [ 428.582569] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 428.587853] ? rcu_softirq_qs+0x20/0x20 [ 428.591836] ? trace_hardirqs_off_caller+0x310/0x310 [ 428.596953] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 428.602504] ? check_preemption_disabled+0x48/0x280 [ 428.607536] handle_mm_fault+0x54f/0xc70 [ 428.611607] ? __handle_mm_fault+0x5be0/0x5be0 [ 428.616202] ? find_vma+0x34/0x190 [ 428.619755] __do_page_fault+0x5e8/0xe60 [ 428.623824] ? trace_hardirqs_off+0xb8/0x310 [ 428.628238] ? kernel_write+0x120/0x120 [ 428.632231] do_page_fault+0xf2/0x7e0 [ 428.636039] ? vmalloc_sync_all+0x30/0x30 [ 428.640195] ? error_entry+0x70/0xd0 [ 428.643918] ? trace_hardirqs_off_caller+0xbb/0x310 [ 428.648941] ? trace_hardirqs_on_caller+0xc0/0x310 [ 428.653877] ? syscall_return_slowpath+0x5e0/0x5e0 [ 428.658823] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.663692] ? trace_hardirqs_on_caller+0x310/0x310 [ 428.668731] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 428.674210] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 428.679260] ? prepare_exit_to_usermode+0x291/0x3b0 [ 428.684318] ? page_fault+0x8/0x30 [ 428.687876] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.692733] ? page_fault+0x8/0x30 [ 428.696280] page_fault+0x1e/0x30 [ 428.699738] RIP: 0033:0x7ff3690bcdb4 [ 428.703472] Code: Bad RIP value. [ 428.706838] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 428.712216] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 428.719506] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 428.726797] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 428.734086] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 428.741369] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 428.748692] warn_alloc_show_mem: 1 callbacks suppressed [ 428.748704] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 428.748706] Mem-Info: [ 428.748738] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 428.748738] active_file:11 inactive_file:13 isolated_file:1 [ 428.748738] unevictable:0 dirty:0 writeback:0 unstable:0 [ 428.748738] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 428.748738] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 428.748738] free:13670 free_pcp:401 free_cma:0 [ 428.754078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.754088] Call Trace: [ 428.761390] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 428.763794] [ 428.796931] Node 0 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 [ 428.806573] dump_stack+0x244/0x39d [ 428.809152] lowmem_reserve[]: 0 2818 6321 6321 [ 428.836845] ? dump_stack_print_info.cold.1+0x20/0x20 [ 428.838981] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 428.865111] warn_alloc.cold.116+0xb7/0x1bd [ 428.868721] lowmem_reserve[]: 0 0 3503 3503 [ 428.873318] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 428.878496] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 428.906106] ? lock_downgrade+0x900/0x900 [ 428.910414] lowmem_reserve[]: 0 0 0 0 [ 428.914752] ? trace_hardirqs_off+0xb8/0x310 [ 428.919572] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 428.948740] ? trace_hardirqs_off+0xb8/0x310 [ 428.952967] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 428.956778] __alloc_pages_slowpath+0x26e8/0x2e10 [ 428.961165] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 428.974737] ? warn_alloc+0x120/0x120 [ 428.979117] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 428.994908] ? print_usage_bug+0xc0/0xc0 [ 428.999747] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 429.013367] ? warn_alloc+0x120/0x120 [ 429.017164] 1519 total pagecache pages [ 429.026027] ? warn_alloc+0x120/0x120 [ 429.030082] 0 pages in swap cache [ 429.038677] ? print_usage_bug+0xc0/0xc0 [ 429.042473] Swap cache stats: add 0, delete 0, find 0/0 [ 429.046367] ? print_usage_bug+0xc0/0xc0 [ 429.050161] Free swap = 0kB [ 429.053624] ? __lock_acquire+0x62f/0x4c20 [ 429.057673] Total swap = 0kB [ 429.063049] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.067102] 1965979 pages RAM [ 429.070130] ? should_fail+0x22d/0xd01 [ 429.074346] 0 pages HighMem/MovableOnly [ 429.077385] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.082897] 342853 pages reserved [ 429.082907] 0 pages cma reserved [ 429.086020] ? __lock_acquire+0x62f/0x4c20 [ 429.089949] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 429.093875] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.093891] ? __lock_acquire+0x62f/0x4c20 [ 429.093909] ? should_fail+0x22d/0xd01 [ 429.099048] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 429.099054] rsyslogd cpuset=/ mems_allowed=0 [ 429.144412] ? find_held_lock+0x36/0x1c0 [ 429.148526] ? mark_held_locks+0x130/0x130 [ 429.152805] ? mark_held_locks+0x130/0x130 [ 429.157073] ? zap_class+0x640/0x640 [ 429.160815] ? zap_class+0x640/0x640 [ 429.164559] ? print_usage_bug+0xc0/0xc0 [ 429.168647] ? do_raw_spin_unlock+0xa7/0x330 [ 429.173094] ? zap_class+0x640/0x640 [ 429.176836] ? print_usage_bug+0xc0/0xc0 [ 429.180923] ? wq_watchdog_touch+0x9c/0xfe [ 429.185197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.190764] ? check_preemption_disabled+0x48/0x280 [ 429.195821] ? __lock_is_held+0xb5/0x140 [ 429.199937] __alloc_pages_nodemask+0xa80/0xde0 [ 429.204639] ? zap_class+0x640/0x640 [ 429.208402] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 429.213462] ? find_held_lock+0x36/0x1c0 [ 429.217561] ? ____cache_alloc_node+0x1c7/0x1e0 [ 429.222258] ? lock_downgrade+0x900/0x900 [ 429.226441] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.232012] cache_grow_begin+0xa5/0x8c0 [ 429.236100] ? do_raw_spin_unlock+0xa7/0x330 [ 429.240554] fallback_alloc+0x204/0x2e0 [ 429.244565] ____cache_alloc_node+0x1c7/0x1e0 [ 429.249097] kmem_cache_alloc_node+0xe3/0x730 [ 429.253632] ? ipv6_get_ifaddr+0x42e/0x620 [ 429.257913] __alloc_skb+0x119/0x770 [ 429.261648] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 429.266964] ? netdev_alloc_frag+0x1f0/0x1f0 [ 429.271410] ? lock_downgrade+0x900/0x900 [ 429.275589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.281154] ? refcount_sub_and_test_checked+0x203/0x310 [ 429.286630] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 429.292100] ? addrconf_rs_timer+0x690/0x690 [ 429.296545] ndisc_alloc_skb+0x144/0x340 [ 429.300638] ndisc_send_rs+0x331/0x6e0 [ 429.304549] addrconf_rs_timer+0x314/0x690 [ 429.308814] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.313076] call_timer_fn+0x272/0x920 [ 429.316982] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.321232] ? process_timeout+0x40/0x40 [ 429.325331] ? __run_timers+0x7da/0xc70 [ 429.329324] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.333835] ? _raw_spin_unlock_irq+0x27/0x80 [ 429.338362] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.342636] ? lockdep_hardirqs_on+0x296/0x5b0 [ 429.347243] ? trace_hardirqs_on+0xbd/0x310 [ 429.351582] ? kasan_check_read+0x11/0x20 [ 429.355750] ? __run_timers+0x7da/0xc70 [ 429.359746] ? trace_hardirqs_off_caller+0x310/0x310 [ 429.364877] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.369141] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 429.373416] __run_timers+0x7e5/0xc70 [ 429.377255] ? timer_fixup_init+0x70/0x70 [ 429.381435] ? lock_downgrade+0x900/0x900 [ 429.385604] ? zap_class+0x640/0x640 [ 429.389361] ? pvclock_read_flags+0x160/0x160 [ 429.393904] ? hrtimer_start_range_ns+0xe00/0xe00 [ 429.398784] ? trace_hardirqs_on+0x310/0x310 [ 429.403243] ? kvm_clock_read+0x18/0x30 [ 429.407250] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 429.412288] ? ktime_get+0x2c1/0x400 [ 429.416035] ? zap_class+0x640/0x640 [ 429.419776] ? pvclock_read_flags+0x160/0x160 [ 429.424300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.429860] ? check_preemption_disabled+0x48/0x280 [ 429.434906] ? __lock_is_held+0xb5/0x140 [ 429.438986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.444544] ? check_preemption_disabled+0x48/0x280 [ 429.449589] run_timer_softirq+0x52/0xb0 [ 429.453675] ? rcu_read_lock_sched_held+0x14f/0x180 [ 429.458714] __do_softirq+0x308/0xb7e [ 429.462544] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 429.467663] ? irq_exit+0xbd/0x1c0 [ 429.471225] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 429.476257] ? smp_reschedule_interrupt+0x109/0x650 [ 429.481294] ? smp_call_function_single_interrupt+0x650/0x650 [ 429.487196] ? ret_from_intr+0xb/0x1e [ 429.491018] ? trace_hardirqs_off_caller+0xbb/0x310 [ 429.496052] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.500915] ? trace_hardirqs_on_caller+0x310/0x310 [ 429.505944] ? task_prio+0x50/0x50 [ 429.509514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.515099] ? check_preemption_disabled+0x48/0x280 [ 429.520168] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.525041] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 429.529574] do_softirq_own_stack+0x2a/0x40 [ 429.533904] [ 429.536196] do_softirq.part.14+0x126/0x160 [ 429.540532] __local_bh_enable_ip+0x21d/0x260 [ 429.545041] __dev_queue_xmit+0x1aa3/0x3ad0 [ 429.549383] ? save_stack+0x43/0xd0 [ 429.553020] ? kasan_kmalloc+0xc7/0xe0 [ 429.556912] ? __kmalloc_node_track_caller+0x50/0x70 [ 429.562034] ? netdev_pick_tx+0x310/0x310 [ 429.566216] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.571780] ? check_preemption_disabled+0x48/0x280 [ 429.576832] ? __lock_is_held+0xb5/0x140 [ 429.580918] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 429.585951] ? skb_release_data+0x1c4/0x880 [ 429.590292] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 429.595585] ? kasan_unpoison_shadow+0x35/0x50 [ 429.600184] ? skb_tx_error+0x2f0/0x2f0 [ 429.604179] ? __kmalloc_node_track_caller+0x50/0x70 [ 429.609303] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.614948] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 429.620505] ? kasan_check_write+0x14/0x20 [ 429.624754] ? pskb_expand_head+0x6b3/0x10f0 [ 429.629186] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 429.634674] ? skb_release_data+0x880/0x880 [ 429.639002] ? __alloc_skb+0x770/0x770 [ 429.642904] ? __lock_is_held+0xb5/0x140 [ 429.646978] ? kasan_check_write+0x14/0x20 [ 429.651230] ? __skb_clone+0x6c7/0xa00 [ 429.655126] ? __copy_skb_header+0x6b0/0x6b0 [ 429.659543] ? kmem_cache_alloc+0x33a/0x730 [ 429.663879] ? skb_ensure_writable+0x15e/0x640 [ 429.668474] dev_queue_xmit+0x17/0x20 [ 429.672280] ? dev_queue_xmit+0x17/0x20 [ 429.676260] __bpf_redirect+0x5cf/0xb20 [ 429.680239] ? __switch_to_asm+0x34/0x70 [ 429.684311] bpf_clone_redirect+0x2f6/0x490 [ 429.688646] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 429.693676] ? __sched_text_start+0x8/0x8 [ 429.697834] ? retint_kernel+0x2d/0x2d [ 429.701746] ? find_held_lock+0x36/0x1c0 [ 429.705829] ? lock_acquire+0x1ed/0x520 [ 429.709817] ? bpf_test_run+0x3cb/0x780 [ 429.713802] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 429.719358] ? check_preemption_disabled+0x48/0x280 [ 429.724416] ? kasan_check_read+0x11/0x20 [ 429.728583] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 429.733872] ? rcu_softirq_qs+0x20/0x20 [ 429.737855] ? preempt_schedule+0x4d/0x60 [ 429.742009] ? ___preempt_schedule+0x16/0x18 [ 429.746457] ? bpf_test_run+0x25d/0x780 [ 429.750453] ? netlink_diag_dump+0x2a0/0x2a0 [ 429.754874] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.760437] ? bpf_test_init.isra.10+0x70/0x100 [ 429.765117] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 429.769897] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 429.774750] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 429.780292] ? fput+0x130/0x1a0 [ 429.783579] ? __bpf_prog_get+0x9b/0x290 [ 429.787649] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 429.792494] ? bpf_prog_test_run+0x130/0x1a0 [ 429.796917] ? __x64_sys_bpf+0x3d8/0x520 [ 429.800984] ? bpf_prog_get+0x20/0x20 [ 429.804808] ? do_syscall_64+0x1b9/0x820 [ 429.808873] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 429.814246] ? syscall_return_slowpath+0x5e0/0x5e0 [ 429.819179] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.824028] ? trace_hardirqs_on_caller+0x310/0x310 [ 429.829047] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 429.834069] ? prepare_exit_to_usermode+0x291/0x3b0 [ 429.839104] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 429.843965] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 429.849357] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 429.849437] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 429.856119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 429.856125] Call Trace: [ 429.856132] [ 429.856154] dump_stack+0x244/0x39d [ 429.856173] ? dump_stack_print_info.cold.1+0x20/0x20 [ 429.856200] warn_alloc.cold.116+0xb7/0x1bd [ 429.862793] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 429.872047] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 429.874608] syz-executor3 cpuset=syz3 mems_allowed=0 [ 429.876759] ? lock_downgrade+0x900/0x900 [ 429.914421] ? trace_hardirqs_off+0xb8/0x310 [ 429.918844] ? trace_hardirqs_off+0xb8/0x310 [ 429.923265] __alloc_pages_slowpath+0x26e8/0x2e10 [ 429.928144] ? warn_alloc+0x120/0x120 [ 429.931955] ? print_usage_bug+0xc0/0xc0 [ 429.936024] ? warn_alloc+0x120/0x120 [ 429.939849] ? warn_alloc+0x120/0x120 [ 429.943659] ? print_usage_bug+0xc0/0xc0 [ 429.947729] ? print_usage_bug+0xc0/0xc0 [ 429.951795] ? __lock_acquire+0x62f/0x4c20 [ 429.956038] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 429.961581] ? should_fail+0x22d/0xd01 [ 429.965475] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.970823] ? __lock_acquire+0x62f/0x4c20 [ 429.975066] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 429.980438] ? __lock_acquire+0x62f/0x4c20 [ 429.984679] ? should_fail+0x22d/0xd01 [ 429.988573] ? find_held_lock+0x36/0x1c0 [ 429.992655] ? mark_held_locks+0x130/0x130 [ 429.996900] ? mark_held_locks+0x130/0x130 [ 430.001144] ? zap_class+0x640/0x640 [ 430.004874] ? zap_class+0x640/0x640 [ 430.008598] ? print_usage_bug+0xc0/0xc0 [ 430.012670] ? do_raw_spin_unlock+0xa7/0x330 [ 430.017094] ? zap_class+0x640/0x640 [ 430.020818] ? print_usage_bug+0xc0/0xc0 [ 430.024881] ? wq_watchdog_touch+0x9c/0xfe [ 430.029128] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.034677] ? check_preemption_disabled+0x48/0x280 [ 430.039724] ? __lock_is_held+0xb5/0x140 [ 430.043831] __alloc_pages_nodemask+0xa80/0xde0 [ 430.048511] ? zap_class+0x640/0x640 [ 430.052235] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 430.057275] ? find_held_lock+0x36/0x1c0 [ 430.061353] ? ____cache_alloc_node+0x1c7/0x1e0 [ 430.066035] ? lock_downgrade+0x900/0x900 [ 430.070200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.075751] cache_grow_begin+0xa5/0x8c0 [ 430.079821] ? do_raw_spin_unlock+0xa7/0x330 [ 430.084240] fallback_alloc+0x204/0x2e0 [ 430.088228] ____cache_alloc_node+0x1c7/0x1e0 [ 430.092732] kmem_cache_alloc_node+0xe3/0x730 [ 430.097231] ? ipv6_get_ifaddr+0x42e/0x620 [ 430.101480] __alloc_skb+0x119/0x770 [ 430.105196] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 430.110484] ? netdev_alloc_frag+0x1f0/0x1f0 [ 430.114898] ? lock_downgrade+0x900/0x900 [ 430.119063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.124604] ? refcount_sub_and_test_checked+0x203/0x310 [ 430.130063] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 430.135521] ? addrconf_rs_timer+0x690/0x690 [ 430.139946] ndisc_alloc_skb+0x144/0x340 [ 430.144015] ndisc_send_rs+0x331/0x6e0 [ 430.147915] addrconf_rs_timer+0x314/0x690 [ 430.152155] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.156415] call_timer_fn+0x272/0x920 [ 430.160305] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.164543] ? process_timeout+0x40/0x40 [ 430.168640] ? mark_held_locks+0xc7/0x130 [ 430.172801] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.177297] ? _raw_spin_unlock_irq+0x27/0x80 [ 430.181792] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.186033] ? lockdep_hardirqs_on+0x296/0x5b0 [ 430.190623] ? trace_hardirqs_on+0xbd/0x310 [ 430.194948] ? kasan_check_read+0x11/0x20 [ 430.199094] ? __run_timers+0x7da/0xc70 [ 430.203067] ? trace_hardirqs_off_caller+0x310/0x310 [ 430.208210] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.212455] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 430.216692] __run_timers+0x7e5/0xc70 [ 430.220504] ? timer_fixup_init+0x70/0x70 [ 430.224661] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 430.229702] ? zap_class+0x640/0x640 [ 430.233426] ? print_usage_bug+0xc0/0xc0 [ 430.237490] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 430.242685] ? find_held_lock+0x36/0x1c0 [ 430.246752] ? zap_class+0x640/0x640 [ 430.250477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.256019] ? check_preemption_disabled+0x48/0x280 [ 430.261046] ? __lock_is_held+0xb5/0x140 [ 430.265112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.270657] ? check_preemption_disabled+0x48/0x280 [ 430.275716] run_timer_softirq+0x52/0xb0 [ 430.279784] ? rcu_read_lock_sched_held+0x14f/0x180 [ 430.284834] __do_softirq+0x308/0xb7e [ 430.288674] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 430.293196] ? lock_downgrade+0x900/0x900 [ 430.297363] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 430.302492] ? pvclock_read_flags+0x160/0x160 [ 430.306993] ? lapic_next_event+0x5a/0x90 [ 430.311149] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.316700] ? kvm_clock_read+0x18/0x30 [ 430.320684] ? kvm_sched_clock_read+0x9/0x20 [ 430.325118] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.330695] ? check_preemption_disabled+0x48/0x280 [ 430.335768] irq_exit+0x17f/0x1c0 [ 430.339229] smp_apic_timer_interrupt+0x1cb/0x760 [ 430.344103] ? smp_call_function_single_interrupt+0x650/0x650 [ 430.350000] ? interrupt_entry+0xb5/0xc0 [ 430.354102] ? trace_hardirqs_off_caller+0xbb/0x310 [ 430.359137] ? trace_hardirqs_off_caller+0xbb/0x310 [ 430.364204] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.369058] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.374074] ? trace_hardirqs_on_caller+0x310/0x310 [ 430.379091] ? task_prio+0x50/0x50 [ 430.382652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.388209] ? check_preemption_disabled+0x48/0x280 [ 430.393233] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 430.398093] apic_timer_interrupt+0xf/0x20 [ 430.402319] [ 430.404596] RIP: 0010:dump_stack+0x358/0x39d [ 430.409037] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 430.427953] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 430.435680] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 430.442945] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 430.450232] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 430.457504] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 430.464791] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 430.472086] ? dump_stack+0x34f/0x39d [ 430.475927] ? dump_stack_print_info.cold.1+0x20/0x20 [ 430.481126] ? mark_held_locks+0x130/0x130 [ 430.485365] ? mark_held_locks+0x130/0x130 [ 430.489613] dump_header+0x27b/0xf72 [ 430.493353] ? pagefault_out_of_memory+0x197/0x197 [ 430.498298] ? __lock_acquire+0x62f/0x4c20 [ 430.502539] ? percpu_ref_get_many+0x240/0x240 [ 430.507131] ? print_usage_bug+0xc0/0xc0 [ 430.511207] ? zap_class+0x640/0x640 [ 430.514926] ? print_usage_bug+0xc0/0xc0 [ 430.518989] ? print_usage_bug+0xc0/0xc0 [ 430.523051] ? zap_class+0x640/0x640 [ 430.526776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.532318] ? find_held_lock+0x36/0x1c0 [ 430.536415] ? mark_held_locks+0xc7/0x130 [ 430.540595] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 430.545706] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 430.550817] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 430.555412] ? trace_hardirqs_on+0xbd/0x310 [ 430.559739] ? kasan_check_read+0x11/0x20 [ 430.563886] ? ___ratelimit+0x3b4/0x672 [ 430.567865] ? trace_hardirqs_off_caller+0x310/0x310 [ 430.572975] ? trace_hardirqs_on+0x310/0x310 [ 430.577393] ? lock_downgrade+0x900/0x900 [ 430.581550] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 430.586661] ? ___ratelimit+0x3b9/0x672 [ 430.590643] ? idr_get_free+0xf70/0xf70 [ 430.594626] ? find_held_lock+0x36/0x1c0 [ 430.598703] oom_kill_process.cold.27+0x10/0x903 [ 430.603473] ? zap_class+0x640/0x640 [ 430.607188] ? check_preemption_disabled+0x48/0x280 [ 430.612224] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 430.617155] ? kasan_check_read+0x11/0x20 [ 430.621305] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 430.626600] ? oom_evaluate_task+0x540/0x540 [ 430.631015] ? find_held_lock+0x36/0x1c0 [ 430.635088] ? out_of_memory+0x974/0x1430 [ 430.639258] ? lock_downgrade+0x900/0x900 [ 430.643417] ? check_preemption_disabled+0x48/0x280 [ 430.648453] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 430.653390] ? kasan_check_read+0x11/0x20 [ 430.657546] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 430.662835] ? rcu_softirq_qs+0x20/0x20 [ 430.666819] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.672360] ? oom_evaluate_task+0x302/0x540 [ 430.676787] out_of_memory+0xa84/0x1430 [ 430.680777] ? oom_killer_disable+0x3a0/0x3a0 [ 430.685276] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 430.690222] ? __ww_mutex_check_waiters+0x160/0x160 [ 430.695258] __alloc_pages_slowpath+0x2354/0x2e10 [ 430.700143] ? warn_alloc+0x120/0x120 [ 430.703966] ? mark_held_locks+0x130/0x130 [ 430.708210] ? find_get_entry+0xaae/0x1120 [ 430.712458] ? filemap_map_pages+0x1a20/0x1a20 [ 430.717047] ? zap_class+0x640/0x640 [ 430.720771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 430.726339] ? check_preemption_disabled+0x48/0x280 [ 430.731370] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.736917] ? should_fail+0x22d/0xd01 [ 430.740812] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 430.745923] ? zap_class+0x640/0x640 [ 430.749669] ? __lock_is_held+0xb5/0x140 [ 430.753742] ? mark_held_locks+0x130/0x130 [ 430.757986] ? lock_release+0xa00/0xa00 [ 430.761962] ? perf_trace_sched_process_exec+0x860/0x860 [ 430.767419] ? xa_load+0x2ba/0x460 [ 430.770963] ? lock_downgrade+0x900/0x900 [ 430.775147] ? __might_sleep+0x95/0x190 [ 430.779128] __alloc_pages_nodemask+0xa80/0xde0 [ 430.783811] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 430.788853] ? __page_cache_alloc+0x191/0x5c0 [ 430.793365] ? xa_load+0x2e1/0x460 [ 430.796918] ? xa_clear_mark+0x40/0x40 [ 430.800817] ? zap_class+0x640/0x640 [ 430.804539] ? zap_class+0x640/0x640 [ 430.808258] ? zap_class+0x640/0x640 [ 430.811976] ? __do_page_cache_readahead+0x663/0x810 [ 430.817090] ? find_held_lock+0x36/0x1c0 [ 430.821161] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 430.826711] alloc_pages_current+0x173/0x350 [ 430.831134] __page_cache_alloc+0x38c/0x5c0 [ 430.835462] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 430.840399] ? kasan_check_read+0x11/0x20 [ 430.844548] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 430.849828] ? generic_perform_write+0x6a0/0x6a0 [ 430.854591] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 430.860129] ? check_preemption_disabled+0x48/0x280 [ 430.865182] filemap_fault+0x1595/0x25f0 [ 430.869262] ? __lock_page_or_retry+0xa00/0xa00 [ 430.873936] ? mark_held_locks+0x130/0x130 [ 430.878185] ? filemap_map_pages+0xd6b/0x1a20 [ 430.882682] ? lock_downgrade+0x900/0x900 [ 430.886829] ? check_preemption_disabled+0x48/0x280 [ 430.891850] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 430.896792] ? kasan_check_read+0x11/0x20 [ 430.900959] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 430.906234] ? rcu_softirq_qs+0x20/0x20 [ 430.910253] ? filemap_map_pages+0xd92/0x1a20 [ 430.914780] ? find_get_entries_tag+0x1400/0x1400 [ 430.919644] ? __kernel_text_address+0xd/0x40 [ 430.924176] ? unwind_get_return_address+0x61/0xa0 [ 430.929126] ? lock_acquire+0x1ed/0x520 [ 430.933102] ? ext4_filemap_fault+0x7a/0xad [ 430.937443] ? lock_release+0xa00/0xa00 [ 430.941420] ? perf_trace_sched_process_exec+0x860/0x860 [ 430.946885] ? print_usage_bug+0xc0/0xc0 [ 430.950951] ? print_usage_bug+0xc0/0xc0 [ 430.955018] ? __x64_sys_read+0x73/0xb0 [ 430.959009] ? down_read+0x8d/0x120 [ 430.962635] ? ext4_filemap_fault+0x7a/0xad [ 430.966968] ? __down_interruptible+0x700/0x700 [ 430.971644] ? find_held_lock+0x36/0x1c0 [ 430.975721] ext4_filemap_fault+0x82/0xad [ 430.979877] __do_fault+0x100/0x6b0 [ 430.983507] ? lock_downgrade+0x900/0x900 [ 430.987661] ? pmd_devmap_trans_unstable+0x220/0x220 [ 430.992775] ? kasan_check_read+0x11/0x20 [ 430.996927] ? do_raw_spin_unlock+0xa7/0x330 [ 431.001339] ? do_raw_spin_trylock+0x270/0x270 [ 431.005970] __handle_mm_fault+0x3ea0/0x5be0 [ 431.010398] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 431.015251] ? find_held_lock+0x36/0x1c0 [ 431.019334] ? zap_class+0x640/0x640 [ 431.023052] ? zap_class+0x640/0x640 [ 431.026771] ? find_held_lock+0x36/0x1c0 [ 431.030846] ? handle_mm_fault+0x42a/0xc70 [ 431.035082] ? lock_downgrade+0x900/0x900 [ 431.039231] ? check_preemption_disabled+0x48/0x280 [ 431.044254] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 431.049183] ? kasan_check_read+0x11/0x20 [ 431.053335] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 431.058614] ? rcu_softirq_qs+0x20/0x20 [ 431.062610] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.067775] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.073317] ? check_preemption_disabled+0x48/0x280 [ 431.078343] handle_mm_fault+0x54f/0xc70 [ 431.082419] ? __handle_mm_fault+0x5be0/0x5be0 [ 431.087021] ? find_vma+0x34/0x190 [ 431.090583] __do_page_fault+0x5e8/0xe60 [ 431.094668] ? trace_hardirqs_off+0xb8/0x310 [ 431.099173] ? kernel_write+0x120/0x120 [ 431.103167] do_page_fault+0xf2/0x7e0 [ 431.106971] ? vmalloc_sync_all+0x30/0x30 [ 431.111121] ? error_entry+0x70/0xd0 [ 431.114850] ? trace_hardirqs_off_caller+0xbb/0x310 [ 431.119865] ? trace_hardirqs_on_caller+0xc0/0x310 [ 431.124814] ? syscall_return_slowpath+0x5e0/0x5e0 [ 431.129774] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.134642] ? trace_hardirqs_on_caller+0x310/0x310 [ 431.139667] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 431.145119] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 431.150138] ? prepare_exit_to_usermode+0x291/0x3b0 [ 431.155166] ? page_fault+0x8/0x30 [ 431.158722] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.163571] ? page_fault+0x8/0x30 [ 431.167115] page_fault+0x1e/0x30 [ 431.170565] RIP: 0033:0x7ff3690bcdb4 [ 431.174292] Code: Bad RIP value. [ 431.177661] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 431.183027] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 431.190306] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 431.197580] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 431.204846] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 431.212112] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 431.219421] warn_alloc_show_mem: 1 callbacks suppressed [ 431.219433] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 431.219435] Mem-Info: [ 431.219470] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 431.219470] active_file:11 inactive_file:13 isolated_file:1 [ 431.219470] unevictable:0 dirty:0 writeback:0 unstable:0 [ 431.219470] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 431.219470] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 431.219470] free:13670 free_pcp:401 free_cma:0 [ 431.224806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.232082] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 431.234483] Call Trace: [ 431.267632] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 431.276981] [ 431.304637] lowmem_reserve[]: 0 2818 6321 6321 [ 431.307257] dump_stack+0x244/0x39d [ 431.333469] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 431.335621] ? dump_stack_print_info.cold.1+0x20/0x20 [ 431.340172] lowmem_reserve[]: 0 0 3503 3503 [ 431.343802] warn_alloc.cold.116+0xb7/0x1bd [ 431.371382] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 431.376569] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 431.380854] lowmem_reserve[]: 0 0 0 0 [ 431.385184] ? lock_downgrade+0x900/0x900 [ 431.414314] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 431.419169] ? trace_hardirqs_off+0xb8/0x310 [ 431.422932] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 431.427081] ? trace_hardirqs_off+0xb8/0x310 [ 431.440579] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 431.445036] __alloc_pages_slowpath+0x26e8/0x2e10 [ 431.460794] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 431.465220] ? warn_alloc+0x120/0x120 [ 431.478780] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 431.478789] 1519 total pagecache pages [ 431.483629] ? print_usage_bug+0xc0/0xc0 [ 431.492467] 0 pages in swap cache [ 431.496239] ? warn_alloc+0x120/0x120 [ 431.504794] Swap cache stats: add 0, delete 0, find 0/0 [ 431.508671] ? warn_alloc+0x120/0x120 [ 431.512708] Free swap = 0kB [ 431.516168] ? print_usage_bug+0xc0/0xc0 [ 431.519935] Total swap = 0kB [ 431.525292] ? kvm_clock_read+0x18/0x30 [ 431.529065] 1965979 pages RAM [ 431.532082] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 431.536115] 0 pages HighMem/MovableOnly [ 431.536123] 342853 pages reserved [ 431.539144] ? print_usage_bug+0xc0/0xc0 [ 431.543097] 0 pages cma reserved [ 431.546208] ? __lock_acquire+0x62f/0x4c20 [ 431.551276] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 431.555181] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 431.558681] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 431.562682] ? should_fail+0x22d/0xd01 [ 431.566024] rsyslogd cpuset=/ mems_allowed=0 [ 431.570255] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 431.605836] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.610954] ? __lock_acquire+0x62f/0x4c20 [ 431.615196] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 431.620300] ? __lock_acquire+0x62f/0x4c20 [ 431.624535] ? should_fail+0x22d/0xd01 [ 431.628420] ? rcu_irq_exit+0x1a2/0x390 [ 431.632413] ? mark_held_locks+0x130/0x130 [ 431.636652] ? mark_held_locks+0x130/0x130 [ 431.640894] ? mark_held_locks+0xc7/0x130 [ 431.645046] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 431.650068] ? zap_class+0x640/0x640 [ 431.653786] ? print_usage_bug+0xc0/0xc0 [ 431.657853] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.663402] ? check_preemption_disabled+0x48/0x280 [ 431.668444] ? __lock_is_held+0xb5/0x140 [ 431.672514] __alloc_pages_nodemask+0xa80/0xde0 [ 431.677189] ? zap_class+0x640/0x640 [ 431.680938] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 431.685971] ? find_held_lock+0x36/0x1c0 [ 431.690046] ? ____cache_alloc_node+0x1c7/0x1e0 [ 431.694728] ? lock_downgrade+0x900/0x900 [ 431.698890] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.704439] cache_grow_begin+0xa5/0x8c0 [ 431.708504] ? do_raw_spin_unlock+0xa7/0x330 [ 431.712923] fallback_alloc+0x204/0x2e0 [ 431.716909] ____cache_alloc_node+0x1c7/0x1e0 [ 431.721419] kmem_cache_alloc_node+0xe3/0x730 [ 431.725916] ? ipv6_get_ifaddr+0x42e/0x620 [ 431.730177] __alloc_skb+0x119/0x770 [ 431.733890] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 431.739177] ? netdev_alloc_frag+0x1f0/0x1f0 [ 431.743589] ? lock_downgrade+0x900/0x900 [ 431.747753] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.754685] ? refcount_sub_and_test_checked+0x203/0x310 [ 431.760140] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 431.765603] ? addrconf_rs_timer+0x690/0x690 [ 431.770025] ndisc_alloc_skb+0x144/0x340 [ 431.774095] ndisc_send_rs+0x331/0x6e0 [ 431.778022] addrconf_rs_timer+0x314/0x690 [ 431.782262] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.786509] call_timer_fn+0x272/0x920 [ 431.790405] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.794643] ? process_timeout+0x40/0x40 [ 431.798712] ? __run_timers+0x7da/0xc70 [ 431.802692] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.807212] ? _raw_spin_unlock_irq+0x27/0x80 [ 431.811707] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.815946] ? lockdep_hardirqs_on+0x296/0x5b0 [ 431.820529] ? trace_hardirqs_on+0xbd/0x310 [ 431.824860] ? kasan_check_read+0x11/0x20 [ 431.829004] ? __run_timers+0x7da/0xc70 [ 431.832981] ? trace_hardirqs_off_caller+0x310/0x310 [ 431.838105] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.842347] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 431.846586] __run_timers+0x7e5/0xc70 [ 431.850405] ? timer_fixup_init+0x70/0x70 [ 431.854556] ? lock_downgrade+0x900/0x900 [ 431.858703] ? zap_class+0x640/0x640 [ 431.862428] ? pvclock_read_flags+0x160/0x160 [ 431.866926] ? hrtimer_start_range_ns+0xe00/0xe00 [ 431.871770] ? trace_hardirqs_on+0x310/0x310 [ 431.876193] ? kvm_clock_read+0x18/0x30 [ 431.880171] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 431.885186] ? ktime_get+0x2c1/0x400 [ 431.888902] ? zap_class+0x640/0x640 [ 431.892626] ? pvclock_read_flags+0x160/0x160 [ 431.897127] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.902676] ? check_preemption_disabled+0x48/0x280 [ 431.907704] ? __lock_is_held+0xb5/0x140 [ 431.911766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.917303] ? check_preemption_disabled+0x48/0x280 [ 431.922323] run_timer_softirq+0x52/0xb0 [ 431.926392] ? rcu_read_lock_sched_held+0x14f/0x180 [ 431.931416] __do_softirq+0x308/0xb7e [ 431.935240] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 431.940339] ? irq_exit+0xbd/0x1c0 [ 431.943885] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 431.948899] ? smp_reschedule_interrupt+0x109/0x650 [ 431.953916] ? smp_call_function_single_interrupt+0x650/0x650 [ 431.959804] ? ret_from_intr+0xb/0x1e [ 431.963622] ? trace_hardirqs_off_caller+0xbb/0x310 [ 431.968902] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.973751] ? trace_hardirqs_on_caller+0x310/0x310 [ 431.978784] ? task_prio+0x50/0x50 [ 431.982357] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 431.987990] ? check_preemption_disabled+0x48/0x280 [ 431.993037] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 431.997899] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 432.002403] do_softirq_own_stack+0x2a/0x40 [ 432.006731] [ 432.008972] do_softirq.part.14+0x126/0x160 [ 432.013298] __local_bh_enable_ip+0x21d/0x260 [ 432.017794] __dev_queue_xmit+0x1aa3/0x3ad0 [ 432.022121] ? save_stack+0x43/0xd0 [ 432.025756] ? kasan_kmalloc+0xc7/0xe0 [ 432.029645] ? __kmalloc_node_track_caller+0x50/0x70 [ 432.034758] ? netdev_pick_tx+0x310/0x310 [ 432.038929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.044474] ? check_preemption_disabled+0x48/0x280 [ 432.049502] ? __lock_is_held+0xb5/0x140 [ 432.053576] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 432.058599] ? skb_release_data+0x1c4/0x880 [ 432.062927] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 432.068211] ? kasan_unpoison_shadow+0x35/0x50 [ 432.072798] ? skb_tx_error+0x2f0/0x2f0 [ 432.076779] ? __kmalloc_node_track_caller+0x50/0x70 [ 432.081884] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.087426] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 432.092970] ? kasan_check_write+0x14/0x20 [ 432.097210] ? pskb_expand_head+0x6b3/0x10f0 [ 432.101623] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 432.107084] ? skb_release_data+0x880/0x880 [ 432.111415] ? __alloc_skb+0x770/0x770 [ 432.115316] ? __lock_is_held+0xb5/0x140 [ 432.119400] ? kasan_check_write+0x14/0x20 [ 432.123632] ? __skb_clone+0x6c7/0xa00 [ 432.127520] ? __copy_skb_header+0x6b0/0x6b0 [ 432.131931] ? kmem_cache_alloc+0x33a/0x730 [ 432.136268] ? skb_ensure_writable+0x15e/0x640 [ 432.140860] dev_queue_xmit+0x17/0x20 [ 432.144666] ? dev_queue_xmit+0x17/0x20 [ 432.148641] __bpf_redirect+0x5cf/0xb20 [ 432.152618] ? __switch_to_asm+0x34/0x70 [ 432.156703] bpf_clone_redirect+0x2f6/0x490 [ 432.161037] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 432.166062] ? __sched_text_start+0x8/0x8 [ 432.170210] ? retint_kernel+0x2d/0x2d [ 432.174114] ? find_held_lock+0x36/0x1c0 [ 432.178205] ? lock_acquire+0x1ed/0x520 [ 432.182193] ? bpf_test_run+0x3cb/0x780 [ 432.186176] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.191742] ? check_preemption_disabled+0x48/0x280 [ 432.196795] ? kasan_check_read+0x11/0x20 [ 432.200969] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 432.206257] ? rcu_softirq_qs+0x20/0x20 [ 432.210231] ? preempt_schedule+0x4d/0x60 [ 432.214413] ? ___preempt_schedule+0x16/0x18 [ 432.218830] ? bpf_test_run+0x25d/0x780 [ 432.222820] ? netlink_diag_dump+0x2a0/0x2a0 [ 432.227233] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.232770] ? bpf_test_init.isra.10+0x70/0x100 [ 432.237445] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 432.242226] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 432.247160] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 432.252703] ? fput+0x130/0x1a0 [ 432.255990] ? __bpf_prog_get+0x9b/0x290 [ 432.260065] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 432.264909] ? bpf_prog_test_run+0x130/0x1a0 [ 432.269325] ? __x64_sys_bpf+0x3d8/0x520 [ 432.273474] ? bpf_prog_get+0x20/0x20 [ 432.277293] ? do_syscall_64+0x1b9/0x820 [ 432.281352] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 432.286741] ? syscall_return_slowpath+0x5e0/0x5e0 [ 432.291672] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.296525] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.301543] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 432.306561] ? prepare_exit_to_usermode+0x291/0x3b0 [ 432.311582] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.316451] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 432.321838] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 432.321907] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 432.328595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 432.328604] Call Trace: [ 432.335194] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 432.344461] [ 432.347045] syz-executor3 cpuset=syz3 mems_allowed=0 [ 432.357544] dump_stack+0x244/0x39d [ 432.368414] ? dump_stack_print_info.cold.1+0x20/0x20 [ 432.373619] warn_alloc.cold.116+0xb7/0x1bd [ 432.377952] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 432.382804] ? lock_downgrade+0x900/0x900 [ 432.386965] ? trace_hardirqs_off+0xb8/0x310 [ 432.391389] ? trace_hardirqs_off+0xb8/0x310 [ 432.395809] __alloc_pages_slowpath+0x26e8/0x2e10 [ 432.400686] ? warn_alloc+0x120/0x120 [ 432.404504] ? print_usage_bug+0xc0/0xc0 [ 432.408568] ? warn_alloc+0x120/0x120 [ 432.412384] ? warn_alloc+0x120/0x120 [ 432.416189] ? print_usage_bug+0xc0/0xc0 [ 432.420254] ? print_usage_bug+0xc0/0xc0 [ 432.424317] ? __lock_acquire+0x62f/0x4c20 [ 432.428559] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.434102] ? should_fail+0x22d/0xd01 [ 432.438010] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.443127] ? __lock_acquire+0x62f/0x4c20 [ 432.447366] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 432.452495] ? __lock_acquire+0x62f/0x4c20 [ 432.456727] ? should_fail+0x22d/0xd01 [ 432.460613] ? find_held_lock+0x36/0x1c0 [ 432.464703] ? mark_held_locks+0x130/0x130 [ 432.468942] ? mark_held_locks+0x130/0x130 [ 432.473175] ? zap_class+0x640/0x640 [ 432.476892] ? zap_class+0x640/0x640 [ 432.480637] ? print_usage_bug+0xc0/0xc0 [ 432.484702] ? do_raw_spin_unlock+0xa7/0x330 [ 432.489122] ? zap_class+0x640/0x640 [ 432.492859] ? print_usage_bug+0xc0/0xc0 [ 432.496919] ? wq_watchdog_touch+0x9c/0xfe [ 432.501159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.506716] ? check_preemption_disabled+0x48/0x280 [ 432.511748] ? __lock_is_held+0xb5/0x140 [ 432.515818] __alloc_pages_nodemask+0xa80/0xde0 [ 432.520502] ? zap_class+0x640/0x640 [ 432.524239] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 432.529267] ? find_held_lock+0x36/0x1c0 [ 432.533338] ? ____cache_alloc_node+0x1c7/0x1e0 [ 432.538013] ? lock_downgrade+0x900/0x900 [ 432.542177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.547724] cache_grow_begin+0xa5/0x8c0 [ 432.551961] ? do_raw_spin_unlock+0xa7/0x330 [ 432.556387] fallback_alloc+0x204/0x2e0 [ 432.560405] ____cache_alloc_node+0x1c7/0x1e0 [ 432.564923] kmem_cache_alloc_node+0xe3/0x730 [ 432.569422] ? ipv6_get_ifaddr+0x42e/0x620 [ 432.573679] __alloc_skb+0x119/0x770 [ 432.577414] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 432.582698] ? netdev_alloc_frag+0x1f0/0x1f0 [ 432.587109] ? lock_downgrade+0x900/0x900 [ 432.591307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.596848] ? refcount_sub_and_test_checked+0x203/0x310 [ 432.602308] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 432.607760] ? addrconf_rs_timer+0x690/0x690 [ 432.612181] ndisc_alloc_skb+0x144/0x340 [ 432.616267] ndisc_send_rs+0x331/0x6e0 [ 432.620164] addrconf_rs_timer+0x314/0x690 [ 432.624413] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 432.628695] call_timer_fn+0x272/0x920 [ 432.632617] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 432.636868] ? process_timeout+0x40/0x40 [ 432.640982] ? mark_held_locks+0xc7/0x130 [ 432.645138] ? _raw_spin_unlock_irq+0x27/0x80 [ 432.649634] ? _raw_spin_unlock_irq+0x27/0x80 [ 432.654151] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 432.658410] ? lockdep_hardirqs_on+0x296/0x5b0 [ 432.662997] ? trace_hardirqs_on+0xbd/0x310 [ 432.667316] ? kasan_check_read+0x11/0x20 [ 432.671460] ? __run_timers+0x7da/0xc70 [ 432.675439] ? trace_hardirqs_off_caller+0x310/0x310 [ 432.680569] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 432.684807] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 432.689036] __run_timers+0x7e5/0xc70 [ 432.692862] ? timer_fixup_init+0x70/0x70 [ 432.697014] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 432.702031] ? zap_class+0x640/0x640 [ 432.705754] ? print_usage_bug+0xc0/0xc0 [ 432.709821] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 432.715020] ? find_held_lock+0x36/0x1c0 [ 432.719086] ? zap_class+0x640/0x640 [ 432.722811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.728353] ? check_preemption_disabled+0x48/0x280 [ 432.733398] ? __lock_is_held+0xb5/0x140 [ 432.737464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.743005] ? check_preemption_disabled+0x48/0x280 [ 432.748027] run_timer_softirq+0x52/0xb0 [ 432.752089] ? rcu_read_lock_sched_held+0x14f/0x180 [ 432.757108] __do_softirq+0x308/0xb7e [ 432.760913] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 432.765409] ? lock_downgrade+0x900/0x900 [ 432.769565] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 432.774682] ? pvclock_read_flags+0x160/0x160 [ 432.779187] ? lapic_next_event+0x5a/0x90 [ 432.783338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.788883] ? kvm_clock_read+0x18/0x30 [ 432.792858] ? kvm_sched_clock_read+0x9/0x20 [ 432.797272] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 432.802813] ? check_preemption_disabled+0x48/0x280 [ 432.807846] irq_exit+0x17f/0x1c0 [ 432.811304] smp_apic_timer_interrupt+0x1cb/0x760 [ 432.816153] ? smp_call_function_single_interrupt+0x650/0x650 [ 432.822041] ? interrupt_entry+0xb5/0xc0 [ 432.826106] ? trace_hardirqs_off_caller+0xbb/0x310 [ 432.831126] ? trace_hardirqs_off_caller+0xbb/0x310 [ 432.836145] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.840990] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.846011] ? trace_hardirqs_on_caller+0x310/0x310 [ 432.851029] ? task_prio+0x50/0x50 [ 432.854575] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 432.860115] ? check_preemption_disabled+0x48/0x280 [ 432.865137] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 432.869987] apic_timer_interrupt+0xf/0x20 [ 432.874228] [ 432.876472] RIP: 0010:dump_stack+0x358/0x39d [ 432.880883] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 432.899811] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 432.907533] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 432.914797] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 432.922265] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 432.929550] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 432.936817] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 432.944114] ? dump_stack+0x34f/0x39d [ 432.947932] ? dump_stack_print_info.cold.1+0x20/0x20 [ 432.953130] ? mark_held_locks+0x130/0x130 [ 432.957364] ? mark_held_locks+0x130/0x130 [ 432.961620] dump_header+0x27b/0xf72 [ 432.965356] ? pagefault_out_of_memory+0x197/0x197 [ 432.970306] ? __lock_acquire+0x62f/0x4c20 [ 432.974543] ? percpu_ref_get_many+0x240/0x240 [ 432.979130] ? print_usage_bug+0xc0/0xc0 [ 432.983207] ? zap_class+0x640/0x640 [ 432.986924] ? print_usage_bug+0xc0/0xc0 [ 432.990987] ? print_usage_bug+0xc0/0xc0 [ 432.995055] ? zap_class+0x640/0x640 [ 432.998780] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.004324] ? find_held_lock+0x36/0x1c0 [ 433.008408] ? mark_held_locks+0xc7/0x130 [ 433.012574] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 433.017690] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 433.022793] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 433.027387] ? trace_hardirqs_on+0xbd/0x310 [ 433.031715] ? kasan_check_read+0x11/0x20 [ 433.035872] ? ___ratelimit+0x3b4/0x672 [ 433.039860] ? trace_hardirqs_off_caller+0x310/0x310 [ 433.044990] ? trace_hardirqs_on+0x310/0x310 [ 433.049411] ? lock_downgrade+0x900/0x900 [ 433.053569] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 433.059108] ? ___ratelimit+0x3b9/0x672 [ 433.063117] ? idr_get_free+0xf70/0xf70 [ 433.067105] ? find_held_lock+0x36/0x1c0 [ 433.071177] oom_kill_process.cold.27+0x10/0x903 [ 433.075935] ? zap_class+0x640/0x640 [ 433.079653] ? check_preemption_disabled+0x48/0x280 [ 433.084682] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 433.089616] ? kasan_check_read+0x11/0x20 [ 433.093774] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 433.099278] ? oom_evaluate_task+0x540/0x540 [ 433.103689] ? find_held_lock+0x36/0x1c0 [ 433.107761] ? out_of_memory+0x974/0x1430 [ 433.111939] ? lock_downgrade+0x900/0x900 [ 433.116101] ? check_preemption_disabled+0x48/0x280 [ 433.121124] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 433.126056] ? kasan_check_read+0x11/0x20 [ 433.130251] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 433.135524] ? rcu_softirq_qs+0x20/0x20 [ 433.139519] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.145053] ? oom_evaluate_task+0x302/0x540 [ 433.149469] out_of_memory+0xa84/0x1430 [ 433.153458] ? oom_killer_disable+0x3a0/0x3a0 [ 433.157958] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 433.162896] ? __ww_mutex_check_waiters+0x160/0x160 [ 433.167929] __alloc_pages_slowpath+0x2354/0x2e10 [ 433.172805] ? warn_alloc+0x120/0x120 [ 433.176609] ? mark_held_locks+0x130/0x130 [ 433.180869] ? find_get_entry+0xaae/0x1120 [ 433.185162] ? filemap_map_pages+0x1a20/0x1a20 [ 433.189760] ? zap_class+0x640/0x640 [ 433.193484] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 433.199026] ? check_preemption_disabled+0x48/0x280 [ 433.204043] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.209585] ? should_fail+0x22d/0xd01 [ 433.213477] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 433.218585] ? zap_class+0x640/0x640 [ 433.222331] ? __lock_is_held+0xb5/0x140 [ 433.226415] ? mark_held_locks+0x130/0x130 [ 433.230663] ? lock_release+0xa00/0xa00 [ 433.234640] ? perf_trace_sched_process_exec+0x860/0x860 [ 433.240100] ? xa_load+0x2ba/0x460 [ 433.243652] ? lock_downgrade+0x900/0x900 [ 433.247805] ? __might_sleep+0x95/0x190 [ 433.251804] __alloc_pages_nodemask+0xa80/0xde0 [ 433.256487] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 433.261509] ? __page_cache_alloc+0x191/0x5c0 [ 433.266003] ? xa_load+0x2e1/0x460 [ 433.269544] ? xa_clear_mark+0x40/0x40 [ 433.273435] ? zap_class+0x640/0x640 [ 433.277160] ? zap_class+0x640/0x640 [ 433.280875] ? zap_class+0x640/0x640 [ 433.284588] ? __do_page_cache_readahead+0x663/0x810 [ 433.289698] ? find_held_lock+0x36/0x1c0 [ 433.293787] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 433.299350] alloc_pages_current+0x173/0x350 [ 433.303778] __page_cache_alloc+0x38c/0x5c0 [ 433.308097] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 433.313031] ? kasan_check_read+0x11/0x20 [ 433.317184] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 433.322463] ? generic_perform_write+0x6a0/0x6a0 [ 433.327223] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.332760] ? check_preemption_disabled+0x48/0x280 [ 433.337787] filemap_fault+0x1595/0x25f0 [ 433.341862] ? __lock_page_or_retry+0xa00/0xa00 [ 433.346535] ? mark_held_locks+0x130/0x130 [ 433.350786] ? filemap_map_pages+0xd6b/0x1a20 [ 433.355288] ? lock_downgrade+0x900/0x900 [ 433.359438] ? check_preemption_disabled+0x48/0x280 [ 433.364461] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 433.369400] ? kasan_check_read+0x11/0x20 [ 433.373555] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 433.378841] ? rcu_softirq_qs+0x20/0x20 [ 433.382831] ? filemap_map_pages+0xd92/0x1a20 [ 433.387344] ? find_get_entries_tag+0x1400/0x1400 [ 433.392193] ? __kernel_text_address+0xd/0x40 [ 433.396688] ? unwind_get_return_address+0x61/0xa0 [ 433.401639] ? lock_acquire+0x1ed/0x520 [ 433.405619] ? ext4_filemap_fault+0x7a/0xad [ 433.409952] ? lock_release+0xa00/0xa00 [ 433.413930] ? perf_trace_sched_process_exec+0x860/0x860 [ 433.419387] ? print_usage_bug+0xc0/0xc0 [ 433.423459] ? print_usage_bug+0xc0/0xc0 [ 433.427519] ? __x64_sys_read+0x73/0xb0 [ 433.431519] ? down_read+0x8d/0x120 [ 433.435149] ? ext4_filemap_fault+0x7a/0xad [ 433.439476] ? __down_interruptible+0x700/0x700 [ 433.444148] ? find_held_lock+0x36/0x1c0 [ 433.448234] ext4_filemap_fault+0x82/0xad [ 433.452398] __do_fault+0x100/0x6b0 [ 433.456033] ? lock_downgrade+0x900/0x900 [ 433.460198] ? pmd_devmap_trans_unstable+0x220/0x220 [ 433.465324] ? kasan_check_read+0x11/0x20 [ 433.469476] ? do_raw_spin_unlock+0xa7/0x330 [ 433.473887] ? do_raw_spin_trylock+0x270/0x270 [ 433.478490] __handle_mm_fault+0x3ea0/0x5be0 [ 433.482910] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 433.487756] ? find_held_lock+0x36/0x1c0 [ 433.491840] ? zap_class+0x640/0x640 [ 433.495555] ? zap_class+0x640/0x640 [ 433.499278] ? find_held_lock+0x36/0x1c0 [ 433.503351] ? handle_mm_fault+0x42a/0xc70 [ 433.507594] ? lock_downgrade+0x900/0x900 [ 433.511744] ? check_preemption_disabled+0x48/0x280 [ 433.516765] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 433.521696] ? kasan_check_read+0x11/0x20 [ 433.525844] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 433.531154] ? rcu_softirq_qs+0x20/0x20 [ 433.535134] ? trace_hardirqs_off_caller+0x310/0x310 [ 433.540238] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 433.545781] ? check_preemption_disabled+0x48/0x280 [ 433.550814] handle_mm_fault+0x54f/0xc70 [ 433.554881] ? __handle_mm_fault+0x5be0/0x5be0 [ 433.559469] ? find_vma+0x34/0x190 [ 433.563029] __do_page_fault+0x5e8/0xe60 [ 433.567096] ? trace_hardirqs_off+0xb8/0x310 [ 433.571525] ? kernel_write+0x120/0x120 [ 433.575522] do_page_fault+0xf2/0x7e0 [ 433.579321] ? vmalloc_sync_all+0x30/0x30 [ 433.583471] ? error_entry+0x70/0xd0 [ 433.587192] ? trace_hardirqs_off_caller+0xbb/0x310 [ 433.592211] ? trace_hardirqs_on_caller+0xc0/0x310 [ 433.597172] ? syscall_return_slowpath+0x5e0/0x5e0 [ 433.602108] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.606955] ? trace_hardirqs_on_caller+0x310/0x310 [ 433.611975] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 433.617446] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 433.622462] ? prepare_exit_to_usermode+0x291/0x3b0 [ 433.627482] ? page_fault+0x8/0x30 [ 433.631025] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 433.635870] ? page_fault+0x8/0x30 [ 433.639413] page_fault+0x1e/0x30 [ 433.642864] RIP: 0033:0x7ff3690bcdb4 [ 433.646596] Code: Bad RIP value. [ 433.649955] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 433.655319] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 433.662583] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 433.669866] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 433.677131] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 433.684418] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 433.691717] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 433.691723] warn_alloc_show_mem: 1 callbacks suppressed [ 433.691730] Mem-Info: [ 433.699004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.704384] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 433.704384] active_file:11 inactive_file:13 isolated_file:1 [ 433.704384] unevictable:0 dirty:0 writeback:0 unstable:0 [ 433.704384] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 433.704384] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 433.704384] free:13670 free_pcp:401 free_cma:0 [ 433.706758] Call Trace: [ 433.716145] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 433.749253] [ 433.751832] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 433.779517] dump_stack+0x244/0x39d [ 433.781638] lowmem_reserve[]: 0 2818 6321 6321 [ 433.807746] ? dump_stack_print_info.cold.1+0x20/0x20 [ 433.811361] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 433.815952] warn_alloc.cold.116+0xb7/0x1bd [ 433.821109] lowmem_reserve[]: 0 0 3503 3503 [ 433.848738] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 433.853030] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 433.857345] ? lock_downgrade+0x900/0x900 [ 433.862153] lowmem_reserve[]: 0 0 0 0 [ 433.891327] ? trace_hardirqs_off+0xb8/0x310 [ 433.895448] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 433.899244] ? trace_hardirqs_off+0xb8/0x310 [ 433.903622] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 433.917180] __alloc_pages_slowpath+0x26e8/0x2e10 [ 433.921548] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 433.937346] ? warn_alloc+0x120/0x120 [ 433.942144] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 433.955755] ? print_usage_bug+0xc0/0xc0 [ 433.959532] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 433.968492] ? warn_alloc+0x120/0x120 [ 433.972560] 1519 total pagecache pages [ 433.981123] ? warn_alloc+0x120/0x120 [ 433.984915] 0 pages in swap cache [ 433.988788] ? print_usage_bug+0xc0/0xc0 [ 433.992570] Swap cache stats: add 0, delete 0, find 0/0 [ 433.996044] ? kvm_clock_read+0x18/0x30 [ 434.000077] Free swap = 0kB [ 434.005433] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 434.009390] Total swap = 0kB [ 434.012418] ? print_usage_bug+0xc0/0xc0 [ 434.017407] 1965979 pages RAM [ 434.020421] ? __lock_acquire+0x62f/0x4c20 [ 434.024461] 0 pages HighMem/MovableOnly [ 434.027604] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.031810] 342853 pages reserved [ 434.035804] ? should_fail+0x22d/0xd01 [ 434.041314] 0 pages cma reserved [ 434.044764] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 434.048704] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 434.051996] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.052012] ? __lock_acquire+0x62f/0x4c20 [ 434.052032] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.057348] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 434.063776] ? __lock_acquire+0x62f/0x4c20 [ 434.068854] rsyslogd cpuset=/ mems_allowed=0 [ 434.073081] ? should_fail+0x22d/0xd01 [ 434.100702] ? rcu_irq_exit+0x1a2/0x390 [ 434.104703] ? mark_held_locks+0x130/0x130 [ 434.108946] ? mark_held_locks+0x130/0x130 [ 434.113191] ? mark_held_locks+0xc7/0x130 [ 434.117337] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 434.122353] ? zap_class+0x640/0x640 [ 434.126074] ? print_usage_bug+0xc0/0xc0 [ 434.130137] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.135683] ? check_preemption_disabled+0x48/0x280 [ 434.140710] ? __lock_is_held+0xb5/0x140 [ 434.144783] __alloc_pages_nodemask+0xa80/0xde0 [ 434.149458] ? zap_class+0x640/0x640 [ 434.153191] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 434.158219] ? find_held_lock+0x36/0x1c0 [ 434.162294] ? ____cache_alloc_node+0x1c7/0x1e0 [ 434.166967] ? lock_downgrade+0x900/0x900 [ 434.171141] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.176686] cache_grow_begin+0xa5/0x8c0 [ 434.180746] ? do_raw_spin_unlock+0xa7/0x330 [ 434.185171] fallback_alloc+0x204/0x2e0 [ 434.189170] ____cache_alloc_node+0x1c7/0x1e0 [ 434.193685] kmem_cache_alloc_node+0xe3/0x730 [ 434.198181] ? ipv6_get_ifaddr+0x42e/0x620 [ 434.202434] __alloc_skb+0x119/0x770 [ 434.206157] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 434.211457] ? netdev_alloc_frag+0x1f0/0x1f0 [ 434.215867] ? lock_downgrade+0x900/0x900 [ 434.220023] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.225581] ? refcount_sub_and_test_checked+0x203/0x310 [ 434.231032] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 434.236488] ? addrconf_rs_timer+0x690/0x690 [ 434.240907] ndisc_alloc_skb+0x144/0x340 [ 434.244978] ndisc_send_rs+0x331/0x6e0 [ 434.248872] addrconf_rs_timer+0x314/0x690 [ 434.253133] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.257408] call_timer_fn+0x272/0x920 [ 434.261294] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.265533] ? process_timeout+0x40/0x40 [ 434.269617] ? __run_timers+0x7da/0xc70 [ 434.273607] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.278114] ? _raw_spin_unlock_irq+0x27/0x80 [ 434.282610] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.286846] ? lockdep_hardirqs_on+0x296/0x5b0 [ 434.291437] ? trace_hardirqs_on+0xbd/0x310 [ 434.295765] ? kasan_check_read+0x11/0x20 [ 434.299913] ? __run_timers+0x7da/0xc70 [ 434.303891] ? trace_hardirqs_off_caller+0x310/0x310 [ 434.309007] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.313279] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 434.317515] __run_timers+0x7e5/0xc70 [ 434.321329] ? timer_fixup_init+0x70/0x70 [ 434.325479] ? lock_downgrade+0x900/0x900 [ 434.329628] ? zap_class+0x640/0x640 [ 434.333368] ? pvclock_read_flags+0x160/0x160 [ 434.337872] ? hrtimer_start_range_ns+0xe00/0xe00 [ 434.342730] ? trace_hardirqs_on+0x310/0x310 [ 434.347146] ? kvm_clock_read+0x18/0x30 [ 434.351146] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 434.356188] ? ktime_get+0x2c1/0x400 [ 434.359903] ? zap_class+0x640/0x640 [ 434.363631] ? pvclock_read_flags+0x160/0x160 [ 434.368129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.373677] ? check_preemption_disabled+0x48/0x280 [ 434.378703] ? __lock_is_held+0xb5/0x140 [ 434.382797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.388334] ? check_preemption_disabled+0x48/0x280 [ 434.393361] run_timer_softirq+0x52/0xb0 [ 434.397449] ? rcu_read_lock_sched_held+0x14f/0x180 [ 434.402473] __do_softirq+0x308/0xb7e [ 434.406291] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 434.411398] ? irq_exit+0xbd/0x1c0 [ 434.414945] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 434.419970] ? smp_reschedule_interrupt+0x109/0x650 [ 434.424991] ? smp_call_function_single_interrupt+0x650/0x650 [ 434.430886] ? ret_from_intr+0xb/0x1e [ 434.434719] ? trace_hardirqs_off_caller+0xbb/0x310 [ 434.439738] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.444580] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.449600] ? task_prio+0x50/0x50 [ 434.453142] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.458687] ? check_preemption_disabled+0x48/0x280 [ 434.463730] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.468571] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 434.473071] do_softirq_own_stack+0x2a/0x40 [ 434.477393] [ 434.479631] do_softirq.part.14+0x126/0x160 [ 434.483958] __local_bh_enable_ip+0x21d/0x260 [ 434.488484] __dev_queue_xmit+0x1aa3/0x3ad0 [ 434.492810] ? save_stack+0x43/0xd0 [ 434.496442] ? kasan_kmalloc+0xc7/0xe0 [ 434.500343] ? __kmalloc_node_track_caller+0x50/0x70 [ 434.505486] ? netdev_pick_tx+0x310/0x310 [ 434.509644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.515196] ? check_preemption_disabled+0x48/0x280 [ 434.520227] ? __lock_is_held+0xb5/0x140 [ 434.524341] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 434.529402] ? skb_release_data+0x1c4/0x880 [ 434.533736] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 434.539015] ? kasan_unpoison_shadow+0x35/0x50 [ 434.543616] ? skb_tx_error+0x2f0/0x2f0 [ 434.547597] ? __kmalloc_node_track_caller+0x50/0x70 [ 434.552706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.558244] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 434.563807] ? kasan_check_write+0x14/0x20 [ 434.568060] ? pskb_expand_head+0x6b3/0x10f0 [ 434.572473] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 434.577939] ? skb_release_data+0x880/0x880 [ 434.582259] ? __alloc_skb+0x770/0x770 [ 434.586167] ? __lock_is_held+0xb5/0x140 [ 434.590236] ? kasan_check_write+0x14/0x20 [ 434.594477] ? __skb_clone+0x6c7/0xa00 [ 434.598385] ? __copy_skb_header+0x6b0/0x6b0 [ 434.602801] ? kmem_cache_alloc+0x33a/0x730 [ 434.607136] ? skb_ensure_writable+0x15e/0x640 [ 434.611734] dev_queue_xmit+0x17/0x20 [ 434.615533] ? dev_queue_xmit+0x17/0x20 [ 434.619512] __bpf_redirect+0x5cf/0xb20 [ 434.623491] ? __switch_to_asm+0x34/0x70 [ 434.627559] bpf_clone_redirect+0x2f6/0x490 [ 434.631891] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 434.636911] ? __sched_text_start+0x8/0x8 [ 434.641064] ? retint_kernel+0x2d/0x2d [ 434.644967] ? find_held_lock+0x36/0x1c0 [ 434.649052] ? lock_acquire+0x1ed/0x520 [ 434.653055] ? bpf_test_run+0x3cb/0x780 [ 434.657030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.662568] ? check_preemption_disabled+0x48/0x280 [ 434.667641] ? kasan_check_read+0x11/0x20 [ 434.671789] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 434.677066] ? rcu_softirq_qs+0x20/0x20 [ 434.681070] ? preempt_schedule+0x4d/0x60 [ 434.685221] ? ___preempt_schedule+0x16/0x18 [ 434.689666] ? bpf_test_run+0x25d/0x780 [ 434.693698] ? netlink_diag_dump+0x2a0/0x2a0 [ 434.698115] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.703657] ? bpf_test_init.isra.10+0x70/0x100 [ 434.708332] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 434.713097] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 434.717936] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 434.723505] ? fput+0x130/0x1a0 [ 434.726790] ? __bpf_prog_get+0x9b/0x290 [ 434.730869] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 434.735706] ? bpf_prog_test_run+0x130/0x1a0 [ 434.740146] ? __x64_sys_bpf+0x3d8/0x520 [ 434.744217] ? bpf_prog_get+0x20/0x20 [ 434.748044] ? do_syscall_64+0x1b9/0x820 [ 434.752105] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 434.757471] ? syscall_return_slowpath+0x5e0/0x5e0 [ 434.762406] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.767255] ? trace_hardirqs_on_caller+0x310/0x310 [ 434.772272] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 434.777294] ? prepare_exit_to_usermode+0x291/0x3b0 [ 434.782321] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 434.787179] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 434.792569] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 434.792660] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 434.799323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.799332] Call Trace: [ 434.805897] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 434.815150] [ 434.817728] syz-executor3 cpuset=syz3 mems_allowed=0 [ 434.828205] dump_stack+0x244/0x39d [ 434.839055] ? dump_stack_print_info.cold.1+0x20/0x20 [ 434.844260] warn_alloc.cold.116+0xb7/0x1bd [ 434.848585] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 434.853437] ? lock_downgrade+0x900/0x900 [ 434.857595] ? trace_hardirqs_off+0xb8/0x310 [ 434.862009] ? trace_hardirqs_off+0xb8/0x310 [ 434.866440] __alloc_pages_slowpath+0x26e8/0x2e10 [ 434.871314] ? warn_alloc+0x120/0x120 [ 434.875116] ? print_usage_bug+0xc0/0xc0 [ 434.879181] ? warn_alloc+0x120/0x120 [ 434.882992] ? warn_alloc+0x120/0x120 [ 434.886823] ? print_usage_bug+0xc0/0xc0 [ 434.890891] ? print_usage_bug+0xc0/0xc0 [ 434.894953] ? __lock_acquire+0x62f/0x4c20 [ 434.899195] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.904737] ? should_fail+0x22d/0xd01 [ 434.908635] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.913751] ? __lock_acquire+0x62f/0x4c20 [ 434.917995] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 434.923097] ? __lock_acquire+0x62f/0x4c20 [ 434.927334] ? should_fail+0x22d/0xd01 [ 434.931223] ? find_held_lock+0x36/0x1c0 [ 434.935293] ? mark_held_locks+0x130/0x130 [ 434.939531] ? mark_held_locks+0x130/0x130 [ 434.943766] ? zap_class+0x640/0x640 [ 434.947481] ? zap_class+0x640/0x640 [ 434.951206] ? print_usage_bug+0xc0/0xc0 [ 434.955277] ? do_raw_spin_unlock+0xa7/0x330 [ 434.959686] ? zap_class+0x640/0x640 [ 434.963409] ? print_usage_bug+0xc0/0xc0 [ 434.967471] ? wq_watchdog_touch+0x9c/0xfe [ 434.971715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.977261] ? check_preemption_disabled+0x48/0x280 [ 434.982321] ? __lock_is_held+0xb5/0x140 [ 434.986435] __alloc_pages_nodemask+0xa80/0xde0 [ 434.991110] ? zap_class+0x640/0x640 [ 434.994829] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 434.999858] ? find_held_lock+0x36/0x1c0 [ 435.003936] ? ____cache_alloc_node+0x1c7/0x1e0 [ 435.008606] ? lock_downgrade+0x900/0x900 [ 435.012764] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.018347] cache_grow_begin+0xa5/0x8c0 [ 435.022416] ? do_raw_spin_unlock+0xa7/0x330 [ 435.026833] fallback_alloc+0x204/0x2e0 [ 435.030816] ____cache_alloc_node+0x1c7/0x1e0 [ 435.035337] kmem_cache_alloc_node+0xe3/0x730 [ 435.039860] ? ipv6_get_ifaddr+0x42e/0x620 [ 435.044108] __alloc_skb+0x119/0x770 [ 435.047822] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.053106] ? netdev_alloc_frag+0x1f0/0x1f0 [ 435.057518] ? lock_downgrade+0x900/0x900 [ 435.061695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.067236] ? refcount_sub_and_test_checked+0x203/0x310 [ 435.072690] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 435.078172] ? addrconf_rs_timer+0x690/0x690 [ 435.082589] ndisc_alloc_skb+0x144/0x340 [ 435.086659] ndisc_send_rs+0x331/0x6e0 [ 435.090556] addrconf_rs_timer+0x314/0x690 [ 435.094800] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.099235] call_timer_fn+0x272/0x920 [ 435.103125] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.107366] ? process_timeout+0x40/0x40 [ 435.111452] ? mark_held_locks+0xc7/0x130 [ 435.115601] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.120094] ? _raw_spin_unlock_irq+0x27/0x80 [ 435.124591] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.128829] ? lockdep_hardirqs_on+0x296/0x5b0 [ 435.133421] ? trace_hardirqs_on+0xbd/0x310 [ 435.137745] ? kasan_check_read+0x11/0x20 [ 435.141901] ? __run_timers+0x7da/0xc70 [ 435.145875] ? trace_hardirqs_off_caller+0x310/0x310 [ 435.150984] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.155227] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 435.159462] __run_timers+0x7e5/0xc70 [ 435.163279] ? timer_fixup_init+0x70/0x70 [ 435.167431] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 435.172450] ? zap_class+0x640/0x640 [ 435.176168] ? print_usage_bug+0xc0/0xc0 [ 435.180233] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 435.185437] ? find_held_lock+0x36/0x1c0 [ 435.189507] ? zap_class+0x640/0x640 [ 435.193235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.198776] ? check_preemption_disabled+0x48/0x280 [ 435.203805] ? __lock_is_held+0xb5/0x140 [ 435.207869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.213445] ? check_preemption_disabled+0x48/0x280 [ 435.218481] run_timer_softirq+0x52/0xb0 [ 435.222550] ? rcu_read_lock_sched_held+0x14f/0x180 [ 435.227568] __do_softirq+0x308/0xb7e [ 435.231393] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 435.235888] ? lock_downgrade+0x900/0x900 [ 435.240054] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 435.245166] ? pvclock_read_flags+0x160/0x160 [ 435.249671] ? lapic_next_event+0x5a/0x90 [ 435.253821] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.259402] ? kvm_clock_read+0x18/0x30 [ 435.263392] ? kvm_sched_clock_read+0x9/0x20 [ 435.267810] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.273349] ? check_preemption_disabled+0x48/0x280 [ 435.278388] irq_exit+0x17f/0x1c0 [ 435.281843] smp_apic_timer_interrupt+0x1cb/0x760 [ 435.286689] ? smp_call_function_single_interrupt+0x650/0x650 [ 435.292574] ? interrupt_entry+0xb5/0xc0 [ 435.296638] ? trace_hardirqs_off_caller+0xbb/0x310 [ 435.301689] ? trace_hardirqs_off_caller+0xbb/0x310 [ 435.306711] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 435.311555] ? trace_hardirqs_on_caller+0x310/0x310 [ 435.316573] ? trace_hardirqs_on_caller+0x310/0x310 [ 435.321590] ? task_prio+0x50/0x50 [ 435.325139] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.330682] ? check_preemption_disabled+0x48/0x280 [ 435.335708] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 435.340577] apic_timer_interrupt+0xf/0x20 [ 435.344807] [ 435.347050] RIP: 0010:dump_stack+0x358/0x39d [ 435.351463] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 435.370386] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 435.378099] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 435.385393] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 435.392681] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 435.399949] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 435.407215] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 435.414511] ? dump_stack+0x34f/0x39d [ 435.418328] ? dump_stack_print_info.cold.1+0x20/0x20 [ 435.423533] ? mark_held_locks+0x130/0x130 [ 435.427768] ? mark_held_locks+0x130/0x130 [ 435.432009] dump_header+0x27b/0xf72 [ 435.435740] ? pagefault_out_of_memory+0x197/0x197 [ 435.440696] ? __lock_acquire+0x62f/0x4c20 [ 435.444948] ? percpu_ref_get_many+0x240/0x240 [ 435.449538] ? print_usage_bug+0xc0/0xc0 [ 435.453605] ? zap_class+0x640/0x640 [ 435.457326] ? print_usage_bug+0xc0/0xc0 [ 435.461406] ? print_usage_bug+0xc0/0xc0 [ 435.465467] ? zap_class+0x640/0x640 [ 435.469194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.474739] ? find_held_lock+0x36/0x1c0 [ 435.478813] ? mark_held_locks+0xc7/0x130 [ 435.482968] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 435.488085] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 435.493189] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 435.497778] ? trace_hardirqs_on+0xbd/0x310 [ 435.502118] ? kasan_check_read+0x11/0x20 [ 435.506270] ? ___ratelimit+0x3b4/0x672 [ 435.510266] ? trace_hardirqs_off_caller+0x310/0x310 [ 435.515373] ? trace_hardirqs_on+0x310/0x310 [ 435.519796] ? lock_downgrade+0x900/0x900 [ 435.523952] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 435.529059] ? ___ratelimit+0x3b9/0x672 [ 435.533038] ? idr_get_free+0xf70/0xf70 [ 435.537013] ? find_held_lock+0x36/0x1c0 [ 435.541085] oom_kill_process.cold.27+0x10/0x903 [ 435.545843] ? zap_class+0x640/0x640 [ 435.549564] ? check_preemption_disabled+0x48/0x280 [ 435.554588] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 435.559523] ? kasan_check_read+0x11/0x20 [ 435.563688] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.568966] ? oom_evaluate_task+0x540/0x540 [ 435.573389] ? find_held_lock+0x36/0x1c0 [ 435.577461] ? out_of_memory+0x974/0x1430 [ 435.581616] ? lock_downgrade+0x900/0x900 [ 435.585771] ? check_preemption_disabled+0x48/0x280 [ 435.590804] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 435.595753] ? kasan_check_read+0x11/0x20 [ 435.599904] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.605182] ? rcu_softirq_qs+0x20/0x20 [ 435.609162] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.614700] ? oom_evaluate_task+0x302/0x540 [ 435.619117] out_of_memory+0xa84/0x1430 [ 435.623102] ? oom_killer_disable+0x3a0/0x3a0 [ 435.627599] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 435.632577] ? __ww_mutex_check_waiters+0x160/0x160 [ 435.637610] __alloc_pages_slowpath+0x2354/0x2e10 [ 435.642484] ? warn_alloc+0x120/0x120 [ 435.646287] ? mark_held_locks+0x130/0x130 [ 435.650535] ? find_get_entry+0xaae/0x1120 [ 435.654780] ? filemap_map_pages+0x1a20/0x1a20 [ 435.659407] ? zap_class+0x640/0x640 [ 435.663159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.668727] ? check_preemption_disabled+0x48/0x280 [ 435.673742] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.679279] ? should_fail+0x22d/0xd01 [ 435.683176] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 435.688286] ? zap_class+0x640/0x640 [ 435.692025] ? __lock_is_held+0xb5/0x140 [ 435.696100] ? mark_held_locks+0x130/0x130 [ 435.700338] ? lock_release+0xa00/0xa00 [ 435.704335] ? perf_trace_sched_process_exec+0x860/0x860 [ 435.709801] ? xa_load+0x2ba/0x460 [ 435.713369] ? lock_downgrade+0x900/0x900 [ 435.717544] ? __might_sleep+0x95/0x190 [ 435.721530] __alloc_pages_nodemask+0xa80/0xde0 [ 435.726213] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 435.731230] ? __page_cache_alloc+0x191/0x5c0 [ 435.735723] ? xa_load+0x2e1/0x460 [ 435.739264] ? xa_clear_mark+0x40/0x40 [ 435.743157] ? zap_class+0x640/0x640 [ 435.746882] ? zap_class+0x640/0x640 [ 435.750600] ? zap_class+0x640/0x640 [ 435.754329] ? __do_page_cache_readahead+0x663/0x810 [ 435.759441] ? find_held_lock+0x36/0x1c0 [ 435.763511] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 435.769054] alloc_pages_current+0x173/0x350 [ 435.773474] __page_cache_alloc+0x38c/0x5c0 [ 435.777794] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 435.782724] ? kasan_check_read+0x11/0x20 [ 435.786876] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.792153] ? generic_perform_write+0x6a0/0x6a0 [ 435.796911] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.802456] ? check_preemption_disabled+0x48/0x280 [ 435.807485] filemap_fault+0x1595/0x25f0 [ 435.811563] ? __lock_page_or_retry+0xa00/0xa00 [ 435.816242] ? mark_held_locks+0x130/0x130 [ 435.820489] ? filemap_map_pages+0xd6b/0x1a20 [ 435.824988] ? lock_downgrade+0x900/0x900 [ 435.829154] ? check_preemption_disabled+0x48/0x280 [ 435.834178] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 435.839109] ? kasan_check_read+0x11/0x20 [ 435.843259] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 435.848534] ? rcu_softirq_qs+0x20/0x20 [ 435.852527] ? filemap_map_pages+0xd92/0x1a20 [ 435.857056] ? find_get_entries_tag+0x1400/0x1400 [ 435.861904] ? __kernel_text_address+0xd/0x40 [ 435.866436] ? unwind_get_return_address+0x61/0xa0 [ 435.871406] ? lock_acquire+0x1ed/0x520 [ 435.875394] ? ext4_filemap_fault+0x7a/0xad [ 435.879728] ? lock_release+0xa00/0xa00 [ 435.883721] ? perf_trace_sched_process_exec+0x860/0x860 [ 435.889169] ? print_usage_bug+0xc0/0xc0 [ 435.893234] ? print_usage_bug+0xc0/0xc0 [ 435.897292] ? __x64_sys_read+0x73/0xb0 [ 435.901289] ? down_read+0x8d/0x120 [ 435.904946] ? ext4_filemap_fault+0x7a/0xad [ 435.909281] ? __down_interruptible+0x700/0x700 [ 435.913949] ? find_held_lock+0x36/0x1c0 [ 435.918015] ext4_filemap_fault+0x82/0xad [ 435.922165] __do_fault+0x100/0x6b0 [ 435.925797] ? lock_downgrade+0x900/0x900 [ 435.929977] ? pmd_devmap_trans_unstable+0x220/0x220 [ 435.935086] ? kasan_check_read+0x11/0x20 [ 435.939234] ? do_raw_spin_unlock+0xa7/0x330 [ 435.943644] ? do_raw_spin_trylock+0x270/0x270 [ 435.948250] __handle_mm_fault+0x3ea0/0x5be0 [ 435.952679] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 435.957547] ? find_held_lock+0x36/0x1c0 [ 435.961628] ? zap_class+0x640/0x640 [ 435.965347] ? zap_class+0x640/0x640 [ 435.969312] ? find_held_lock+0x36/0x1c0 [ 435.973394] ? handle_mm_fault+0x42a/0xc70 [ 435.977632] ? lock_downgrade+0x900/0x900 [ 435.981787] ? check_preemption_disabled+0x48/0x280 [ 435.986807] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 435.991735] ? kasan_check_read+0x11/0x20 [ 435.995884] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 436.001161] ? rcu_softirq_qs+0x20/0x20 [ 436.005134] ? trace_hardirqs_off_caller+0x310/0x310 [ 436.010253] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.015791] ? check_preemption_disabled+0x48/0x280 [ 436.020820] handle_mm_fault+0x54f/0xc70 [ 436.024889] ? __handle_mm_fault+0x5be0/0x5be0 [ 436.029493] ? find_vma+0x34/0x190 [ 436.033039] __do_page_fault+0x5e8/0xe60 [ 436.037100] ? trace_hardirqs_off+0xb8/0x310 [ 436.041531] ? kernel_write+0x120/0x120 [ 436.045530] do_page_fault+0xf2/0x7e0 [ 436.049332] ? vmalloc_sync_all+0x30/0x30 [ 436.053483] ? error_entry+0x70/0xd0 [ 436.057197] ? trace_hardirqs_off_caller+0xbb/0x310 [ 436.062216] ? trace_hardirqs_on_caller+0xc0/0x310 [ 436.067146] ? syscall_return_slowpath+0x5e0/0x5e0 [ 436.072077] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.076927] ? trace_hardirqs_on_caller+0x310/0x310 [ 436.081943] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 436.087401] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 436.092518] ? prepare_exit_to_usermode+0x291/0x3b0 [ 436.097542] ? page_fault+0x8/0x30 [ 436.101100] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.105950] ? page_fault+0x8/0x30 [ 436.109497] page_fault+0x1e/0x30 [ 436.112948] RIP: 0033:0x7ff3690bcdb4 [ 436.116688] Code: Bad RIP value. [ 436.120048] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 436.125408] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 436.132691] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 436.139961] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 436.147225] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 436.154493] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 436.161785] warn_alloc_show_mem: 1 callbacks suppressed [ 436.161798] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 436.161800] Mem-Info: [ 436.161832] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 436.161832] active_file:11 inactive_file:13 isolated_file:1 [ 436.161832] unevictable:0 dirty:0 writeback:0 unstable:0 [ 436.161832] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 436.161832] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 436.161832] free:13670 free_pcp:401 free_cma:0 [ 436.167177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.174455] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 436.176858] Call Trace: [ 436.209998] Node 0 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 [ 436.219362] [ 436.247017] lowmem_reserve[]: 0 2818 6321 6321 [ 436.249616] dump_stack+0x244/0x39d [ 436.275695] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 436.277846] ? dump_stack_print_info.cold.1+0x20/0x20 [ 436.282405] lowmem_reserve[]: 0 0 3503 3503 [ 436.286034] warn_alloc.cold.116+0xb7/0x1bd [ 436.313589] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 436.318785] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 436.323098] lowmem_reserve[]: 0 0 0 0 [ 436.327445] ? lock_downgrade+0x900/0x900 [ 436.356568] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 436.361431] ? trace_hardirqs_off+0xb8/0x310 [ 436.365202] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 436.369358] ? trace_hardirqs_off+0xb8/0x310 [ 436.382854] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 436.387266] __alloc_pages_slowpath+0x26e8/0x2e10 [ 436.403017] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 436.407463] ? warn_alloc+0x120/0x120 [ 436.421030] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 436.425859] ? print_usage_bug+0xc0/0xc0 [ 436.434669] 1519 total pagecache pages [ 436.438477] ? warn_alloc+0x120/0x120 [ 436.447034] 0 pages in swap cache [ 436.451082] ? warn_alloc+0x120/0x120 [ 436.454949] Swap cache stats: add 0, delete 0, find 0/0 [ 436.458741] ? print_usage_bug+0xc0/0xc0 [ 436.462173] Free swap = 0kB [ 436.465967] ? kvm_clock_read+0x18/0x30 [ 436.471308] Total swap = 0kB [ 436.475362] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 436.478353] 1965979 pages RAM [ 436.482320] ? print_usage_bug+0xc0/0xc0 [ 436.485312] 0 pages HighMem/MovableOnly [ 436.490323] ? __lock_acquire+0x62f/0x4c20 [ 436.493406] 342853 pages reserved [ 436.497459] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.501421] 0 pages cma reserved [ 436.505650] ? should_fail+0x22d/0xd01 [ 436.509141] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 436.514613] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 436.514632] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 436.514648] ? __lock_acquire+0x62f/0x4c20 [ 436.518056] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 436.521879] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 436.528350] rsyslogd cpuset=/ mems_allowed=0 [ 436.533618] ? __lock_acquire+0x62f/0x4c20 [ 436.566660] ? should_fail+0x22d/0xd01 [ 436.570551] ? rcu_irq_exit+0x1a2/0x390 [ 436.574544] ? mark_held_locks+0x130/0x130 [ 436.578794] ? mark_held_locks+0x130/0x130 [ 436.583040] ? mark_held_locks+0xc7/0x130 [ 436.587187] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 436.592205] ? zap_class+0x640/0x640 [ 436.595924] ? print_usage_bug+0xc0/0xc0 [ 436.600005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.605544] ? check_preemption_disabled+0x48/0x280 [ 436.610588] ? __lock_is_held+0xb5/0x140 [ 436.614661] __alloc_pages_nodemask+0xa80/0xde0 [ 436.619335] ? zap_class+0x640/0x640 [ 436.623057] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 436.628085] ? find_held_lock+0x36/0x1c0 [ 436.632166] ? ____cache_alloc_node+0x1c7/0x1e0 [ 436.636843] ? lock_downgrade+0x900/0x900 [ 436.641001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.646545] cache_grow_begin+0xa5/0x8c0 [ 436.650606] ? do_raw_spin_unlock+0xa7/0x330 [ 436.655026] fallback_alloc+0x204/0x2e0 [ 436.659012] ____cache_alloc_node+0x1c7/0x1e0 [ 436.663513] kmem_cache_alloc_node+0xe3/0x730 [ 436.668010] ? ipv6_get_ifaddr+0x42e/0x620 [ 436.672260] __alloc_skb+0x119/0x770 [ 436.675974] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 436.681271] ? netdev_alloc_frag+0x1f0/0x1f0 [ 436.685679] ? lock_downgrade+0x900/0x900 [ 436.689836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.695375] ? refcount_sub_and_test_checked+0x203/0x310 [ 436.700858] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 436.706330] ? addrconf_rs_timer+0x690/0x690 [ 436.710754] ndisc_alloc_skb+0x144/0x340 [ 436.714828] ndisc_send_rs+0x331/0x6e0 [ 436.718727] addrconf_rs_timer+0x314/0x690 [ 436.722969] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.727221] call_timer_fn+0x272/0x920 [ 436.731108] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.735344] ? process_timeout+0x40/0x40 [ 436.739425] ? __run_timers+0x7da/0xc70 [ 436.743411] ? _raw_spin_unlock_irq+0x27/0x80 [ 436.747909] ? _raw_spin_unlock_irq+0x27/0x80 [ 436.752407] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.756645] ? lockdep_hardirqs_on+0x296/0x5b0 [ 436.761228] ? trace_hardirqs_on+0xbd/0x310 [ 436.765567] ? kasan_check_read+0x11/0x20 [ 436.769716] ? __run_timers+0x7da/0xc70 [ 436.773700] ? trace_hardirqs_off_caller+0x310/0x310 [ 436.778808] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.783078] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 436.787315] __run_timers+0x7e5/0xc70 [ 436.791128] ? timer_fixup_init+0x70/0x70 [ 436.795282] ? lock_downgrade+0x900/0x900 [ 436.799427] ? zap_class+0x640/0x640 [ 436.803157] ? pvclock_read_flags+0x160/0x160 [ 436.807651] ? hrtimer_start_range_ns+0xe00/0xe00 [ 436.812500] ? trace_hardirqs_on+0x310/0x310 [ 436.816918] ? kvm_clock_read+0x18/0x30 [ 436.820894] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 436.825923] ? ktime_get+0x2c1/0x400 [ 436.829646] ? zap_class+0x640/0x640 [ 436.833372] ? pvclock_read_flags+0x160/0x160 [ 436.837881] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.843426] ? check_preemption_disabled+0x48/0x280 [ 436.848603] ? __lock_is_held+0xb5/0x140 [ 436.852666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.858232] ? check_preemption_disabled+0x48/0x280 [ 436.863282] run_timer_softirq+0x52/0xb0 [ 436.867347] ? rcu_read_lock_sched_held+0x14f/0x180 [ 436.872372] __do_softirq+0x308/0xb7e [ 436.876194] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 436.881295] ? irq_exit+0xbd/0x1c0 [ 436.884840] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 436.889878] ? smp_reschedule_interrupt+0x109/0x650 [ 436.894909] ? smp_call_function_single_interrupt+0x650/0x650 [ 436.900828] ? ret_from_intr+0xb/0x1e [ 436.904659] ? trace_hardirqs_off_caller+0xbb/0x310 [ 436.909694] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.914538] ? trace_hardirqs_on_caller+0x310/0x310 [ 436.919558] ? task_prio+0x50/0x50 [ 436.923101] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.928668] ? check_preemption_disabled+0x48/0x280 [ 436.933693] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 436.938538] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 436.943054] do_softirq_own_stack+0x2a/0x40 [ 436.947384] [ 436.949625] do_softirq.part.14+0x126/0x160 [ 436.953946] __local_bh_enable_ip+0x21d/0x260 [ 436.958447] __dev_queue_xmit+0x1aa3/0x3ad0 [ 436.962789] ? save_stack+0x43/0xd0 [ 436.966444] ? kasan_kmalloc+0xc7/0xe0 [ 436.970344] ? __kmalloc_node_track_caller+0x50/0x70 [ 436.975467] ? netdev_pick_tx+0x310/0x310 [ 436.979622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.985181] ? check_preemption_disabled+0x48/0x280 [ 436.990213] ? __lock_is_held+0xb5/0x140 [ 436.994280] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 436.999298] ? skb_release_data+0x1c4/0x880 [ 437.003625] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 437.008906] ? kasan_unpoison_shadow+0x35/0x50 [ 437.013509] ? skb_tx_error+0x2f0/0x2f0 [ 437.017493] ? __kmalloc_node_track_caller+0x50/0x70 [ 437.022601] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.028170] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 437.033760] ? kasan_check_write+0x14/0x20 [ 437.038001] ? pskb_expand_head+0x6b3/0x10f0 [ 437.042429] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 437.047893] ? skb_release_data+0x880/0x880 [ 437.052214] ? __alloc_skb+0x770/0x770 [ 437.056110] ? __lock_is_held+0xb5/0x140 [ 437.060220] ? kasan_check_write+0x14/0x20 [ 437.064459] ? __skb_clone+0x6c7/0xa00 [ 437.068348] ? __copy_skb_header+0x6b0/0x6b0 [ 437.072766] ? kmem_cache_alloc+0x33a/0x730 [ 437.077139] ? skb_ensure_writable+0x15e/0x640 [ 437.081753] dev_queue_xmit+0x17/0x20 [ 437.085566] ? dev_queue_xmit+0x17/0x20 [ 437.089539] __bpf_redirect+0x5cf/0xb20 [ 437.093528] ? __switch_to_asm+0x34/0x70 [ 437.097605] bpf_clone_redirect+0x2f6/0x490 [ 437.102448] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 437.107469] ? __sched_text_start+0x8/0x8 [ 437.111618] ? retint_kernel+0x2d/0x2d [ 437.115542] ? find_held_lock+0x36/0x1c0 [ 437.119658] ? lock_acquire+0x1ed/0x520 [ 437.123632] ? bpf_test_run+0x3cb/0x780 [ 437.127628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.133175] ? check_preemption_disabled+0x48/0x280 [ 437.138196] ? kasan_check_read+0x11/0x20 [ 437.142346] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 437.147663] ? rcu_softirq_qs+0x20/0x20 [ 437.151643] ? preempt_schedule+0x4d/0x60 [ 437.155797] ? ___preempt_schedule+0x16/0x18 [ 437.160214] ? bpf_test_run+0x25d/0x780 [ 437.164199] ? netlink_diag_dump+0x2a0/0x2a0 [ 437.168627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.174170] ? bpf_test_init.isra.10+0x70/0x100 [ 437.178851] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 437.183649] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 437.188503] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 437.194038] ? fput+0x130/0x1a0 [ 437.197352] ? __bpf_prog_get+0x9b/0x290 [ 437.201425] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 437.206268] ? bpf_prog_test_run+0x130/0x1a0 [ 437.210714] ? __x64_sys_bpf+0x3d8/0x520 [ 437.214776] ? bpf_prog_get+0x20/0x20 [ 437.218613] ? do_syscall_64+0x1b9/0x820 [ 437.222717] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 437.228097] ? syscall_return_slowpath+0x5e0/0x5e0 [ 437.233027] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.237877] ? trace_hardirqs_on_caller+0x310/0x310 [ 437.242894] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 437.247914] ? prepare_exit_to_usermode+0x291/0x3b0 [ 437.252937] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.257807] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 437.263203] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 437.263287] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 437.269968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 437.269977] Call Trace: [ 437.276569] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 437.285838] [ 437.288411] syz-executor3 cpuset=syz3 mems_allowed=0 [ 437.298893] dump_stack+0x244/0x39d [ 437.309750] ? dump_stack_print_info.cold.1+0x20/0x20 [ 437.314963] warn_alloc.cold.116+0xb7/0x1bd [ 437.319303] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 437.324148] ? lock_downgrade+0x900/0x900 [ 437.328306] ? trace_hardirqs_off+0xb8/0x310 [ 437.332749] ? trace_hardirqs_off+0xb8/0x310 [ 437.337183] __alloc_pages_slowpath+0x26e8/0x2e10 [ 437.342070] ? warn_alloc+0x120/0x120 [ 437.345876] ? print_usage_bug+0xc0/0xc0 [ 437.349944] ? warn_alloc+0x120/0x120 [ 437.353754] ? warn_alloc+0x120/0x120 [ 437.357563] ? print_usage_bug+0xc0/0xc0 [ 437.361647] ? print_usage_bug+0xc0/0xc0 [ 437.365729] ? __lock_acquire+0x62f/0x4c20 [ 437.369985] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.375525] ? should_fail+0x22d/0xd01 [ 437.379464] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.384585] ? __lock_acquire+0x62f/0x4c20 [ 437.388829] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 437.393936] ? __lock_acquire+0x62f/0x4c20 [ 437.398172] ? should_fail+0x22d/0xd01 [ 437.402104] ? find_held_lock+0x36/0x1c0 [ 437.406179] ? mark_held_locks+0x130/0x130 [ 437.410441] ? mark_held_locks+0x130/0x130 [ 437.414704] ? zap_class+0x640/0x640 [ 437.418418] ? zap_class+0x640/0x640 [ 437.422135] ? print_usage_bug+0xc0/0xc0 [ 437.426199] ? do_raw_spin_unlock+0xa7/0x330 [ 437.430612] ? zap_class+0x640/0x640 [ 437.434326] ? print_usage_bug+0xc0/0xc0 [ 437.438406] ? wq_watchdog_touch+0x9c/0xfe [ 437.442654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.448197] ? check_preemption_disabled+0x48/0x280 [ 437.453230] ? __lock_is_held+0xb5/0x140 [ 437.457300] __alloc_pages_nodemask+0xa80/0xde0 [ 437.461971] ? zap_class+0x640/0x640 [ 437.465692] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 437.470720] ? find_held_lock+0x36/0x1c0 [ 437.474798] ? ____cache_alloc_node+0x1c7/0x1e0 [ 437.479469] ? lock_downgrade+0x900/0x900 [ 437.483631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.489216] cache_grow_begin+0xa5/0x8c0 [ 437.493289] ? do_raw_spin_unlock+0xa7/0x330 [ 437.497706] fallback_alloc+0x204/0x2e0 [ 437.501690] ____cache_alloc_node+0x1c7/0x1e0 [ 437.506195] kmem_cache_alloc_node+0xe3/0x730 [ 437.510692] ? ipv6_get_ifaddr+0x42e/0x620 [ 437.514942] __alloc_skb+0x119/0x770 [ 437.518660] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 437.523948] ? netdev_alloc_frag+0x1f0/0x1f0 [ 437.528358] ? lock_downgrade+0x900/0x900 [ 437.532528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.538067] ? refcount_sub_and_test_checked+0x203/0x310 [ 437.543525] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 437.548977] ? addrconf_rs_timer+0x690/0x690 [ 437.553411] ndisc_alloc_skb+0x144/0x340 [ 437.557482] ndisc_send_rs+0x331/0x6e0 [ 437.561388] addrconf_rs_timer+0x314/0x690 [ 437.565665] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.569947] call_timer_fn+0x272/0x920 [ 437.573839] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.578081] ? process_timeout+0x40/0x40 [ 437.582161] ? mark_held_locks+0xc7/0x130 [ 437.586313] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.590806] ? _raw_spin_unlock_irq+0x27/0x80 [ 437.595317] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.599583] ? lockdep_hardirqs_on+0x296/0x5b0 [ 437.604183] ? trace_hardirqs_on+0xbd/0x310 [ 437.608554] ? kasan_check_read+0x11/0x20 [ 437.612728] ? __run_timers+0x7da/0xc70 [ 437.616707] ? trace_hardirqs_off_caller+0x310/0x310 [ 437.621817] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.626061] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 437.630340] __run_timers+0x7e5/0xc70 [ 437.634154] ? timer_fixup_init+0x70/0x70 [ 437.638304] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 437.643326] ? zap_class+0x640/0x640 [ 437.647048] ? print_usage_bug+0xc0/0xc0 [ 437.651116] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 437.656316] ? find_held_lock+0x36/0x1c0 [ 437.660392] ? zap_class+0x640/0x640 [ 437.664130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.669668] ? check_preemption_disabled+0x48/0x280 [ 437.674707] ? __lock_is_held+0xb5/0x140 [ 437.678774] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.684311] ? check_preemption_disabled+0x48/0x280 [ 437.689337] run_timer_softirq+0x52/0xb0 [ 437.693407] ? rcu_read_lock_sched_held+0x14f/0x180 [ 437.698429] __do_softirq+0x308/0xb7e [ 437.702232] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 437.706726] ? lock_downgrade+0x900/0x900 [ 437.710882] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 437.715997] ? pvclock_read_flags+0x160/0x160 [ 437.720495] ? lapic_next_event+0x5a/0x90 [ 437.724656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.730208] ? kvm_clock_read+0x18/0x30 [ 437.734207] ? kvm_sched_clock_read+0x9/0x20 [ 437.738617] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.744164] ? check_preemption_disabled+0x48/0x280 [ 437.749192] irq_exit+0x17f/0x1c0 [ 437.752646] smp_apic_timer_interrupt+0x1cb/0x760 [ 437.757494] ? smp_call_function_single_interrupt+0x650/0x650 [ 437.763375] ? interrupt_entry+0xb5/0xc0 [ 437.767449] ? trace_hardirqs_off_caller+0xbb/0x310 [ 437.772466] ? trace_hardirqs_off_caller+0xbb/0x310 [ 437.777498] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.782348] ? trace_hardirqs_on_caller+0x310/0x310 [ 437.787370] ? trace_hardirqs_on_caller+0x310/0x310 [ 437.792404] ? task_prio+0x50/0x50 [ 437.795962] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.801503] ? check_preemption_disabled+0x48/0x280 [ 437.806529] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 437.811392] apic_timer_interrupt+0xf/0x20 [ 437.815642] [ 437.817884] RIP: 0010:dump_stack+0x358/0x39d [ 437.822286] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 437.841187] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 437.848893] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 437.856163] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 437.863458] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 437.870728] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 437.877995] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 437.885274] ? dump_stack+0x34f/0x39d [ 437.889087] ? dump_stack_print_info.cold.1+0x20/0x20 [ 437.894314] ? mark_held_locks+0x130/0x130 [ 437.898551] ? mark_held_locks+0x130/0x130 [ 437.902790] dump_header+0x27b/0xf72 [ 437.906515] ? pagefault_out_of_memory+0x197/0x197 [ 437.911454] ? __lock_acquire+0x62f/0x4c20 [ 437.915695] ? percpu_ref_get_many+0x240/0x240 [ 437.920280] ? print_usage_bug+0xc0/0xc0 [ 437.924364] ? zap_class+0x640/0x640 [ 437.928085] ? print_usage_bug+0xc0/0xc0 [ 437.932161] ? print_usage_bug+0xc0/0xc0 [ 437.936238] ? zap_class+0x640/0x640 [ 437.939958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.945532] ? find_held_lock+0x36/0x1c0 [ 437.949605] ? mark_held_locks+0xc7/0x130 [ 437.953783] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 437.958891] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 437.963996] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 437.968836] ? trace_hardirqs_on+0xbd/0x310 [ 437.973161] ? kasan_check_read+0x11/0x20 [ 437.977308] ? ___ratelimit+0x3b4/0x672 [ 437.981283] ? trace_hardirqs_off_caller+0x310/0x310 [ 437.986407] ? trace_hardirqs_on+0x310/0x310 [ 437.990822] ? lock_downgrade+0x900/0x900 [ 437.994977] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 438.000077] ? ___ratelimit+0x3b9/0x672 [ 438.004071] ? idr_get_free+0xf70/0xf70 [ 438.008058] ? find_held_lock+0x36/0x1c0 [ 438.012146] oom_kill_process.cold.27+0x10/0x903 [ 438.016905] ? zap_class+0x640/0x640 [ 438.020624] ? check_preemption_disabled+0x48/0x280 [ 438.025658] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 438.030589] ? kasan_check_read+0x11/0x20 [ 438.034736] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 438.040035] ? oom_evaluate_task+0x540/0x540 [ 438.044461] ? find_held_lock+0x36/0x1c0 [ 438.048532] ? out_of_memory+0x974/0x1430 [ 438.052691] ? lock_downgrade+0x900/0x900 [ 438.056841] ? check_preemption_disabled+0x48/0x280 [ 438.061862] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 438.066794] ? kasan_check_read+0x11/0x20 [ 438.070940] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 438.076220] ? rcu_softirq_qs+0x20/0x20 [ 438.080204] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.085741] ? oom_evaluate_task+0x302/0x540 [ 438.090157] out_of_memory+0xa84/0x1430 [ 438.094149] ? oom_killer_disable+0x3a0/0x3a0 [ 438.098669] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 438.103622] ? __ww_mutex_check_waiters+0x160/0x160 [ 438.108662] __alloc_pages_slowpath+0x2354/0x2e10 [ 438.113552] ? warn_alloc+0x120/0x120 [ 438.117367] ? mark_held_locks+0x130/0x130 [ 438.121614] ? find_get_entry+0xaae/0x1120 [ 438.125858] ? filemap_map_pages+0x1a20/0x1a20 [ 438.130447] ? zap_class+0x640/0x640 [ 438.134177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.139719] ? check_preemption_disabled+0x48/0x280 [ 438.144738] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.150281] ? should_fail+0x22d/0xd01 [ 438.154175] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 438.159285] ? zap_class+0x640/0x640 [ 438.163030] ? __lock_is_held+0xb5/0x140 [ 438.167132] ? mark_held_locks+0x130/0x130 [ 438.171420] ? lock_release+0xa00/0xa00 [ 438.175420] ? perf_trace_sched_process_exec+0x860/0x860 [ 438.180873] ? xa_load+0x2ba/0x460 [ 438.184428] ? lock_downgrade+0x900/0x900 [ 438.188583] ? __might_sleep+0x95/0x190 [ 438.192566] __alloc_pages_nodemask+0xa80/0xde0 [ 438.197241] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 438.202258] ? __page_cache_alloc+0x191/0x5c0 [ 438.206752] ? xa_load+0x2e1/0x460 [ 438.210295] ? xa_clear_mark+0x40/0x40 [ 438.214182] ? zap_class+0x640/0x640 [ 438.217916] ? zap_class+0x640/0x640 [ 438.221641] ? zap_class+0x640/0x640 [ 438.225385] ? __do_page_cache_readahead+0x663/0x810 [ 438.230494] ? find_held_lock+0x36/0x1c0 [ 438.234559] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 438.240108] alloc_pages_current+0x173/0x350 [ 438.244531] __page_cache_alloc+0x38c/0x5c0 [ 438.248851] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 438.253778] ? kasan_check_read+0x11/0x20 [ 438.257924] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 438.263205] ? generic_perform_write+0x6a0/0x6a0 [ 438.267964] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.273507] ? check_preemption_disabled+0x48/0x280 [ 438.278535] filemap_fault+0x1595/0x25f0 [ 438.282619] ? __lock_page_or_retry+0xa00/0xa00 [ 438.287298] ? mark_held_locks+0x130/0x130 [ 438.291543] ? filemap_map_pages+0xd6b/0x1a20 [ 438.296046] ? lock_downgrade+0x900/0x900 [ 438.300209] ? check_preemption_disabled+0x48/0x280 [ 438.305238] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 438.310182] ? kasan_check_read+0x11/0x20 [ 438.314332] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 438.319626] ? rcu_softirq_qs+0x20/0x20 [ 438.323624] ? filemap_map_pages+0xd92/0x1a20 [ 438.328145] ? find_get_entries_tag+0x1400/0x1400 [ 438.332992] ? __kernel_text_address+0xd/0x40 [ 438.337489] ? unwind_get_return_address+0x61/0xa0 [ 438.342439] ? lock_acquire+0x1ed/0x520 [ 438.346416] ? ext4_filemap_fault+0x7a/0xad [ 438.350743] ? lock_release+0xa00/0xa00 [ 438.354718] ? perf_trace_sched_process_exec+0x860/0x860 [ 438.360165] ? print_usage_bug+0xc0/0xc0 [ 438.364260] ? print_usage_bug+0xc0/0xc0 [ 438.368323] ? __x64_sys_read+0x73/0xb0 [ 438.372309] ? down_read+0x8d/0x120 [ 438.375944] ? ext4_filemap_fault+0x7a/0xad [ 438.380298] ? __down_interruptible+0x700/0x700 [ 438.384967] ? find_held_lock+0x36/0x1c0 [ 438.389035] ext4_filemap_fault+0x82/0xad [ 438.393188] __do_fault+0x100/0x6b0 [ 438.396816] ? lock_downgrade+0x900/0x900 [ 438.400996] ? pmd_devmap_trans_unstable+0x220/0x220 [ 438.406106] ? kasan_check_read+0x11/0x20 [ 438.410266] ? do_raw_spin_unlock+0xa7/0x330 [ 438.414693] ? do_raw_spin_trylock+0x270/0x270 [ 438.419304] __handle_mm_fault+0x3ea0/0x5be0 [ 438.423752] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 438.428597] ? find_held_lock+0x36/0x1c0 [ 438.432684] ? zap_class+0x640/0x640 [ 438.436415] ? zap_class+0x640/0x640 [ 438.440134] ? find_held_lock+0x36/0x1c0 [ 438.444206] ? handle_mm_fault+0x42a/0xc70 [ 438.448457] ? lock_downgrade+0x900/0x900 [ 438.452611] ? check_preemption_disabled+0x48/0x280 [ 438.457633] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 438.462571] ? kasan_check_read+0x11/0x20 [ 438.466728] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 438.472010] ? rcu_softirq_qs+0x20/0x20 [ 438.475989] ? trace_hardirqs_off_caller+0x310/0x310 [ 438.481096] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.486638] ? check_preemption_disabled+0x48/0x280 [ 438.491680] handle_mm_fault+0x54f/0xc70 [ 438.495750] ? __handle_mm_fault+0x5be0/0x5be0 [ 438.500343] ? find_vma+0x34/0x190 [ 438.503898] __do_page_fault+0x5e8/0xe60 [ 438.507964] ? trace_hardirqs_off+0xb8/0x310 [ 438.512370] ? kernel_write+0x120/0x120 [ 438.516370] do_page_fault+0xf2/0x7e0 [ 438.520181] ? vmalloc_sync_all+0x30/0x30 [ 438.524332] ? error_entry+0x70/0xd0 [ 438.528052] ? trace_hardirqs_off_caller+0xbb/0x310 [ 438.533071] ? trace_hardirqs_on_caller+0xc0/0x310 [ 438.538001] ? syscall_return_slowpath+0x5e0/0x5e0 [ 438.542931] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 438.547779] ? trace_hardirqs_on_caller+0x310/0x310 [ 438.552796] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 438.558246] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 438.563270] ? prepare_exit_to_usermode+0x291/0x3b0 [ 438.568297] ? page_fault+0x8/0x30 [ 438.571840] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 438.576686] ? page_fault+0x8/0x30 [ 438.580229] page_fault+0x1e/0x30 [ 438.583694] RIP: 0033:0x7ff3690bcdb4 [ 438.587441] Code: Bad RIP value. [ 438.590822] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 438.596180] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 438.603446] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 438.610719] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 438.617987] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 438.625267] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 438.632580] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 438.632586] warn_alloc_show_mem: 1 callbacks suppressed [ 438.632593] Mem-Info: [ 438.639896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.645268] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 438.645268] active_file:11 inactive_file:13 isolated_file:1 [ 438.645268] unevictable:0 dirty:0 writeback:0 unstable:0 [ 438.645268] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 438.645268] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 438.645268] free:13670 free_pcp:401 free_cma:0 [ 438.647641] Call Trace: [ 438.657034] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 438.690138] [ 438.692719] Node 0 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 [ 438.720399] dump_stack+0x244/0x39d [ 438.722522] lowmem_reserve[]: 0 2818 6321 6321 [ 438.748639] ? dump_stack_print_info.cold.1+0x20/0x20 [ 438.752235] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 438.756821] warn_alloc.cold.116+0xb7/0x1bd [ 438.761977] lowmem_reserve[]: 0 0 3503 3503 [ 438.789568] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 438.793865] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 438.798189] ? lock_downgrade+0x900/0x900 [ 438.803000] lowmem_reserve[]: 0 0 0 0 [ 438.832168] ? trace_hardirqs_off+0xb8/0x310 [ 438.836282] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 438.840077] ? trace_hardirqs_off+0xb8/0x310 [ 438.844461] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 438.857985] __alloc_pages_slowpath+0x26e8/0x2e10 [ 438.862360] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 438.878173] ? warn_alloc+0x120/0x120 [ 438.882967] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 438.896800] ? print_usage_bug+0xc0/0xc0 [ 438.900579] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 438.900588] 1519 total pagecache pages [ 438.909438] ? warn_alloc+0x120/0x120 [ 438.913490] 0 pages in swap cache [ 438.922051] ? warn_alloc+0x120/0x120 [ 438.925915] Swap cache stats: add 0, delete 0, find 0/0 [ 438.929711] ? print_usage_bug+0xc0/0xc0 [ 438.933131] Free swap = 0kB [ 438.933140] Total swap = 0kB [ 438.936939] ? kvm_clock_read+0x18/0x30 [ 438.942279] 1965979 pages RAM [ 438.946332] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 438.949326] 0 pages HighMem/MovableOnly [ 438.952342] ? print_usage_bug+0xc0/0xc0 [ 438.956290] 342853 pages reserved [ 438.956298] 0 pages cma reserved [ 438.959405] ? __lock_acquire+0x62f/0x4c20 [ 438.964461] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 438.968375] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.972511] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 438.975962] ? should_fail+0x22d/0xd01 [ 438.979307] rsyslogd cpuset=/ mems_allowed=0 [ 438.983552] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 439.019170] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.024283] ? __lock_acquire+0x62f/0x4c20 [ 439.028537] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.033643] ? __lock_acquire+0x62f/0x4c20 [ 439.037881] ? should_fail+0x22d/0xd01 [ 439.041766] ? rcu_irq_exit+0x1a2/0x390 [ 439.045751] ? mark_held_locks+0x130/0x130 [ 439.049997] ? mark_held_locks+0x130/0x130 [ 439.054239] ? mark_held_locks+0xc7/0x130 [ 439.058394] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 439.063449] ? zap_class+0x640/0x640 [ 439.067188] ? print_usage_bug+0xc0/0xc0 [ 439.071254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.076795] ? check_preemption_disabled+0x48/0x280 [ 439.081829] ? __lock_is_held+0xb5/0x140 [ 439.085898] __alloc_pages_nodemask+0xa80/0xde0 [ 439.090569] ? zap_class+0x640/0x640 [ 439.094327] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 439.099838] ? find_held_lock+0x36/0x1c0 [ 439.103913] ? ____cache_alloc_node+0x1c7/0x1e0 [ 439.108589] ? lock_downgrade+0x900/0x900 [ 439.112749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.118290] cache_grow_begin+0xa5/0x8c0 [ 439.122363] ? do_raw_spin_unlock+0xa7/0x330 [ 439.126844] fallback_alloc+0x204/0x2e0 [ 439.130824] ____cache_alloc_node+0x1c7/0x1e0 [ 439.136037] kmem_cache_alloc_node+0xe3/0x730 [ 439.140535] ? ipv6_get_ifaddr+0x42e/0x620 [ 439.144789] __alloc_skb+0x119/0x770 [ 439.148506] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 439.153998] ? netdev_alloc_frag+0x1f0/0x1f0 [ 439.158437] ? lock_downgrade+0x900/0x900 [ 439.162593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.168134] ? refcount_sub_and_test_checked+0x203/0x310 [ 439.173593] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 439.179047] ? addrconf_rs_timer+0x690/0x690 [ 439.183500] ndisc_alloc_skb+0x144/0x340 [ 439.187569] ndisc_send_rs+0x331/0x6e0 [ 439.191463] addrconf_rs_timer+0x314/0x690 [ 439.195706] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.199952] call_timer_fn+0x272/0x920 [ 439.203840] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.208075] ? process_timeout+0x40/0x40 [ 439.212166] ? __run_timers+0x7da/0xc70 [ 439.216144] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.220647] ? _raw_spin_unlock_irq+0x27/0x80 [ 439.225142] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.229390] ? lockdep_hardirqs_on+0x296/0x5b0 [ 439.233978] ? trace_hardirqs_on+0xbd/0x310 [ 439.238303] ? kasan_check_read+0x11/0x20 [ 439.242454] ? __run_timers+0x7da/0xc70 [ 439.246435] ? trace_hardirqs_off_caller+0x310/0x310 [ 439.251543] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.255786] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 439.260024] __run_timers+0x7e5/0xc70 [ 439.263838] ? timer_fixup_init+0x70/0x70 [ 439.267986] ? lock_downgrade+0x900/0x900 [ 439.272134] ? zap_class+0x640/0x640 [ 439.275868] ? pvclock_read_flags+0x160/0x160 [ 439.280363] ? hrtimer_start_range_ns+0xe00/0xe00 [ 439.285216] ? trace_hardirqs_on+0x310/0x310 [ 439.289632] ? kvm_clock_read+0x18/0x30 [ 439.293609] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 439.298627] ? ktime_get+0x2c1/0x400 [ 439.302346] ? zap_class+0x640/0x640 [ 439.306067] ? pvclock_read_flags+0x160/0x160 [ 439.310565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.316109] ? check_preemption_disabled+0x48/0x280 [ 439.321137] ? __lock_is_held+0xb5/0x140 [ 439.325208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.330751] ? check_preemption_disabled+0x48/0x280 [ 439.335773] run_timer_softirq+0x52/0xb0 [ 439.339839] ? rcu_read_lock_sched_held+0x14f/0x180 [ 439.344859] __do_softirq+0x308/0xb7e [ 439.348679] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 439.353785] ? irq_exit+0xbd/0x1c0 [ 439.357339] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 439.362367] ? smp_reschedule_interrupt+0x109/0x650 [ 439.367400] ? smp_call_function_single_interrupt+0x650/0x650 [ 439.373289] ? ret_from_intr+0xb/0x1e [ 439.377099] ? trace_hardirqs_off_caller+0xbb/0x310 [ 439.382117] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.386980] ? trace_hardirqs_on_caller+0x310/0x310 [ 439.391997] ? task_prio+0x50/0x50 [ 439.395573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.401111] ? check_preemption_disabled+0x48/0x280 [ 439.406174] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.411021] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 439.415520] do_softirq_own_stack+0x2a/0x40 [ 439.419837] [ 439.422076] do_softirq.part.14+0x126/0x160 [ 439.426404] __local_bh_enable_ip+0x21d/0x260 [ 439.430901] __dev_queue_xmit+0x1aa3/0x3ad0 [ 439.435228] ? save_stack+0x43/0xd0 [ 439.438856] ? kasan_kmalloc+0xc7/0xe0 [ 439.442760] ? __kmalloc_node_track_caller+0x50/0x70 [ 439.447872] ? netdev_pick_tx+0x310/0x310 [ 439.452032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.457576] ? check_preemption_disabled+0x48/0x280 [ 439.462607] ? __lock_is_held+0xb5/0x140 [ 439.466684] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 439.471701] ? skb_release_data+0x1c4/0x880 [ 439.476032] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 439.481313] ? kasan_unpoison_shadow+0x35/0x50 [ 439.485898] ? skb_tx_error+0x2f0/0x2f0 [ 439.489878] ? __kmalloc_node_track_caller+0x50/0x70 [ 439.494987] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.500527] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 439.506069] ? kasan_check_write+0x14/0x20 [ 439.510317] ? pskb_expand_head+0x6b3/0x10f0 [ 439.514724] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 439.520189] ? skb_release_data+0x880/0x880 [ 439.524510] ? __alloc_skb+0x770/0x770 [ 439.528414] ? __lock_is_held+0xb5/0x140 [ 439.532486] ? kasan_check_write+0x14/0x20 [ 439.536718] ? __skb_clone+0x6c7/0xa00 [ 439.540612] ? __copy_skb_header+0x6b0/0x6b0 [ 439.545018] ? kmem_cache_alloc+0x33a/0x730 [ 439.549350] ? skb_ensure_writable+0x15e/0x640 [ 439.553953] dev_queue_xmit+0x17/0x20 [ 439.557758] ? dev_queue_xmit+0x17/0x20 [ 439.561737] __bpf_redirect+0x5cf/0xb20 [ 439.565712] ? __switch_to_asm+0x34/0x70 [ 439.569780] bpf_clone_redirect+0x2f6/0x490 [ 439.574114] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 439.579137] ? __sched_text_start+0x8/0x8 [ 439.583294] ? retint_kernel+0x2d/0x2d [ 439.587200] ? find_held_lock+0x36/0x1c0 [ 439.591274] ? lock_acquire+0x1ed/0x520 [ 439.595253] ? bpf_test_run+0x3cb/0x780 [ 439.599232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.604770] ? check_preemption_disabled+0x48/0x280 [ 439.609796] ? kasan_check_read+0x11/0x20 [ 439.613947] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 439.619224] ? rcu_softirq_qs+0x20/0x20 [ 439.623204] ? preempt_schedule+0x4d/0x60 [ 439.627355] ? ___preempt_schedule+0x16/0x18 [ 439.631786] ? bpf_test_run+0x25d/0x780 [ 439.635773] ? netlink_diag_dump+0x2a0/0x2a0 [ 439.640214] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.645752] ? bpf_test_init.isra.10+0x70/0x100 [ 439.650427] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 439.655215] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 439.660057] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 439.665593] ? fput+0x130/0x1a0 [ 439.668875] ? __bpf_prog_get+0x9b/0x290 [ 439.672943] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 439.677783] ? bpf_prog_test_run+0x130/0x1a0 [ 439.682201] ? __x64_sys_bpf+0x3d8/0x520 [ 439.686266] ? bpf_prog_get+0x20/0x20 [ 439.690088] ? do_syscall_64+0x1b9/0x820 [ 439.694167] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 439.699531] ? syscall_return_slowpath+0x5e0/0x5e0 [ 439.704466] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.709320] ? trace_hardirqs_on_caller+0x310/0x310 [ 439.714343] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 439.719368] ? prepare_exit_to_usermode+0x291/0x3b0 [ 439.724409] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 439.729265] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 439.734669] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 439.734737] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 439.741458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 439.741464] Call Trace: [ 439.741470] [ 439.741489] dump_stack+0x244/0x39d [ 439.741538] ? dump_stack_print_info.cold.1+0x20/0x20 [ 439.748078] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 439.757392] warn_alloc.cold.116+0xb7/0x1bd [ 439.759947] syz-executor3 cpuset=syz3 mems_allowed=0 [ 439.762113] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 439.795589] ? lock_downgrade+0x900/0x900 [ 439.799751] ? trace_hardirqs_off+0xb8/0x310 [ 439.804168] ? trace_hardirqs_off+0xb8/0x310 [ 439.808589] __alloc_pages_slowpath+0x26e8/0x2e10 [ 439.813474] ? warn_alloc+0x120/0x120 [ 439.817303] ? print_usage_bug+0xc0/0xc0 [ 439.821366] ? warn_alloc+0x120/0x120 [ 439.825183] ? warn_alloc+0x120/0x120 [ 439.828990] ? print_usage_bug+0xc0/0xc0 [ 439.833057] ? kvm_clock_read+0x18/0x30 [ 439.837037] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 439.842055] ? print_usage_bug+0xc0/0xc0 [ 439.846118] ? __lock_acquire+0x62f/0x4c20 [ 439.850357] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 439.855901] ? should_fail+0x22d/0xd01 [ 439.859796] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 439.865077] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.870180] ? __lock_acquire+0x62f/0x4c20 [ 439.874427] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 439.879535] ? __lock_acquire+0x62f/0x4c20 [ 439.883770] ? should_fail+0x22d/0xd01 [ 439.887662] ? rcu_irq_exit+0x1a2/0x390 [ 439.891664] ? mark_held_locks+0x130/0x130 [ 439.895935] ? mark_held_locks+0x130/0x130 [ 439.900176] ? mark_held_locks+0xc7/0x130 [ 439.904327] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 439.909349] ? zap_class+0x640/0x640 [ 439.913074] ? print_usage_bug+0xc0/0xc0 [ 439.917140] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.922700] ? check_preemption_disabled+0x48/0x280 [ 439.927732] ? __lock_is_held+0xb5/0x140 [ 439.931800] __alloc_pages_nodemask+0xa80/0xde0 [ 439.936485] ? zap_class+0x640/0x640 [ 439.940205] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 439.945236] ? find_held_lock+0x36/0x1c0 [ 439.949312] ? ____cache_alloc_node+0x1c7/0x1e0 [ 439.954001] ? lock_downgrade+0x900/0x900 [ 439.958163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 439.963713] cache_grow_begin+0xa5/0x8c0 [ 439.967967] ? do_raw_spin_unlock+0xa7/0x330 [ 439.972392] fallback_alloc+0x204/0x2e0 [ 439.976377] ____cache_alloc_node+0x1c7/0x1e0 [ 439.980892] kmem_cache_alloc_node+0xe3/0x730 [ 439.985398] ? ipv6_get_ifaddr+0x42e/0x620 [ 439.989691] __alloc_skb+0x119/0x770 [ 439.993438] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 439.998736] ? netdev_alloc_frag+0x1f0/0x1f0 [ 440.003146] ? lock_downgrade+0x900/0x900 [ 440.007306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.012846] ? refcount_sub_and_test_checked+0x203/0x310 [ 440.018303] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 440.023763] ? addrconf_rs_timer+0x690/0x690 [ 440.028186] ndisc_alloc_skb+0x144/0x340 [ 440.032289] ndisc_send_rs+0x331/0x6e0 [ 440.036184] addrconf_rs_timer+0x314/0x690 [ 440.040425] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.044677] call_timer_fn+0x272/0x920 [ 440.048566] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.052801] ? process_timeout+0x40/0x40 [ 440.056872] ? mark_held_locks+0xc7/0x130 [ 440.061023] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.065517] ? _raw_spin_unlock_irq+0x27/0x80 [ 440.070014] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.074248] ? lockdep_hardirqs_on+0x296/0x5b0 [ 440.078840] ? trace_hardirqs_on+0xbd/0x310 [ 440.083162] ? kasan_check_read+0x11/0x20 [ 440.087313] ? __run_timers+0x7da/0xc70 [ 440.091292] ? trace_hardirqs_off_caller+0x310/0x310 [ 440.096415] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.100683] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 440.104918] __run_timers+0x7e5/0xc70 [ 440.108732] ? timer_fixup_init+0x70/0x70 [ 440.112893] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 440.117912] ? zap_class+0x640/0x640 [ 440.121637] ? print_usage_bug+0xc0/0xc0 [ 440.125704] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 440.130903] ? find_held_lock+0x36/0x1c0 [ 440.134971] ? zap_class+0x640/0x640 [ 440.138689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.144244] ? check_preemption_disabled+0x48/0x280 [ 440.149317] ? __lock_is_held+0xb5/0x140 [ 440.153401] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.158945] ? check_preemption_disabled+0x48/0x280 [ 440.163971] run_timer_softirq+0x52/0xb0 [ 440.168036] ? rcu_read_lock_sched_held+0x14f/0x180 [ 440.173057] __do_softirq+0x308/0xb7e [ 440.176861] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 440.181357] ? lock_downgrade+0x900/0x900 [ 440.185515] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 440.190628] ? pvclock_read_flags+0x160/0x160 [ 440.195133] ? lapic_next_event+0x5a/0x90 [ 440.199290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.204848] ? kvm_clock_read+0x18/0x30 [ 440.208830] ? kvm_sched_clock_read+0x9/0x20 [ 440.213245] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.218785] ? check_preemption_disabled+0x48/0x280 [ 440.223817] irq_exit+0x17f/0x1c0 [ 440.227279] smp_apic_timer_interrupt+0x1cb/0x760 [ 440.232129] ? smp_call_function_single_interrupt+0x650/0x650 [ 440.238016] ? interrupt_entry+0xb5/0xc0 [ 440.242083] ? trace_hardirqs_off_caller+0xbb/0x310 [ 440.247097] ? trace_hardirqs_off_caller+0xbb/0x310 [ 440.252117] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 440.256961] ? trace_hardirqs_on_caller+0x310/0x310 [ 440.261980] ? trace_hardirqs_on_caller+0x310/0x310 [ 440.266996] ? task_prio+0x50/0x50 [ 440.270538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.276082] ? check_preemption_disabled+0x48/0x280 [ 440.281109] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 440.285963] apic_timer_interrupt+0xf/0x20 [ 440.290192] [ 440.292436] RIP: 0010:dump_stack+0x358/0x39d [ 440.296850] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 440.315746] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 440.323475] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 440.330745] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 440.338012] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 440.345278] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 440.352543] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 440.359840] ? dump_stack+0x34f/0x39d [ 440.363698] ? dump_stack_print_info.cold.1+0x20/0x20 [ 440.368902] ? mark_held_locks+0x130/0x130 [ 440.373153] ? mark_held_locks+0x130/0x130 [ 440.377418] dump_header+0x27b/0xf72 [ 440.381154] ? pagefault_out_of_memory+0x197/0x197 [ 440.386100] ? __lock_acquire+0x62f/0x4c20 [ 440.390337] ? percpu_ref_get_many+0x240/0x240 [ 440.394928] ? print_usage_bug+0xc0/0xc0 [ 440.399020] ? zap_class+0x640/0x640 [ 440.402753] ? print_usage_bug+0xc0/0xc0 [ 440.406827] ? print_usage_bug+0xc0/0xc0 [ 440.410890] ? zap_class+0x640/0x640 [ 440.414630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.420179] ? find_held_lock+0x36/0x1c0 [ 440.424261] ? mark_held_locks+0xc7/0x130 [ 440.428430] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 440.433531] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 440.438642] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 440.443234] ? trace_hardirqs_on+0xbd/0x310 [ 440.447553] ? kasan_check_read+0x11/0x20 [ 440.451714] ? ___ratelimit+0x3b4/0x672 [ 440.455689] ? trace_hardirqs_off_caller+0x310/0x310 [ 440.460793] ? trace_hardirqs_on+0x310/0x310 [ 440.465202] ? lock_downgrade+0x900/0x900 [ 440.469355] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 440.474468] ? ___ratelimit+0x3b9/0x672 [ 440.478449] ? idr_get_free+0xf70/0xf70 [ 440.482428] ? find_held_lock+0x36/0x1c0 [ 440.486500] oom_kill_process.cold.27+0x10/0x903 [ 440.491271] ? zap_class+0x640/0x640 [ 440.494992] ? check_preemption_disabled+0x48/0x280 [ 440.500022] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 440.504958] ? kasan_check_read+0x11/0x20 [ 440.509105] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.514394] ? oom_evaluate_task+0x540/0x540 [ 440.518820] ? find_held_lock+0x36/0x1c0 [ 440.522890] ? out_of_memory+0x974/0x1430 [ 440.527040] ? lock_downgrade+0x900/0x900 [ 440.531190] ? check_preemption_disabled+0x48/0x280 [ 440.536215] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 440.541146] ? kasan_check_read+0x11/0x20 [ 440.545294] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.550576] ? rcu_softirq_qs+0x20/0x20 [ 440.554559] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.560094] ? oom_evaluate_task+0x302/0x540 [ 440.564522] out_of_memory+0xa84/0x1430 [ 440.568512] ? oom_killer_disable+0x3a0/0x3a0 [ 440.573009] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 440.577947] ? __ww_mutex_check_waiters+0x160/0x160 [ 440.582977] __alloc_pages_slowpath+0x2354/0x2e10 [ 440.587855] ? warn_alloc+0x120/0x120 [ 440.591673] ? mark_held_locks+0x130/0x130 [ 440.595917] ? find_get_entry+0xaae/0x1120 [ 440.600164] ? filemap_map_pages+0x1a20/0x1a20 [ 440.604760] ? zap_class+0x640/0x640 [ 440.608480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.614033] ? check_preemption_disabled+0x48/0x280 [ 440.619052] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.624593] ? should_fail+0x22d/0xd01 [ 440.628492] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 440.633602] ? zap_class+0x640/0x640 [ 440.637347] ? __lock_is_held+0xb5/0x140 [ 440.641424] ? mark_held_locks+0x130/0x130 [ 440.645683] ? lock_release+0xa00/0xa00 [ 440.649692] ? perf_trace_sched_process_exec+0x860/0x860 [ 440.655144] ? xa_load+0x2ba/0x460 [ 440.658703] ? lock_downgrade+0x900/0x900 [ 440.662858] ? __might_sleep+0x95/0x190 [ 440.666853] __alloc_pages_nodemask+0xa80/0xde0 [ 440.671545] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 440.676562] ? __page_cache_alloc+0x191/0x5c0 [ 440.681058] ? xa_load+0x2e1/0x460 [ 440.684605] ? xa_clear_mark+0x40/0x40 [ 440.688495] ? zap_class+0x640/0x640 [ 440.692221] ? zap_class+0x640/0x640 [ 440.695934] ? zap_class+0x640/0x640 [ 440.699685] ? __do_page_cache_readahead+0x663/0x810 [ 440.704796] ? find_held_lock+0x36/0x1c0 [ 440.708866] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 440.714443] alloc_pages_current+0x173/0x350 [ 440.718872] __page_cache_alloc+0x38c/0x5c0 [ 440.723194] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 440.728157] ? kasan_check_read+0x11/0x20 [ 440.732318] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.737599] ? generic_perform_write+0x6a0/0x6a0 [ 440.742399] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.747939] ? check_preemption_disabled+0x48/0x280 [ 440.752966] filemap_fault+0x1595/0x25f0 [ 440.757079] ? __lock_page_or_retry+0xa00/0xa00 [ 440.761750] ? mark_held_locks+0x130/0x130 [ 440.765995] ? filemap_map_pages+0xd6b/0x1a20 [ 440.770498] ? lock_downgrade+0x900/0x900 [ 440.774648] ? check_preemption_disabled+0x48/0x280 [ 440.779734] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 440.784690] ? kasan_check_read+0x11/0x20 [ 440.788873] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.794164] ? rcu_softirq_qs+0x20/0x20 [ 440.798160] ? filemap_map_pages+0xd92/0x1a20 [ 440.802686] ? find_get_entries_tag+0x1400/0x1400 [ 440.807532] ? __kernel_text_address+0xd/0x40 [ 440.812042] ? unwind_get_return_address+0x61/0xa0 [ 440.817018] ? lock_acquire+0x1ed/0x520 [ 440.820995] ? ext4_filemap_fault+0x7a/0xad [ 440.825326] ? lock_release+0xa00/0xa00 [ 440.829297] ? perf_trace_sched_process_exec+0x860/0x860 [ 440.834747] ? print_usage_bug+0xc0/0xc0 [ 440.838820] ? print_usage_bug+0xc0/0xc0 [ 440.842883] ? __x64_sys_read+0x73/0xb0 [ 440.846880] ? down_read+0x8d/0x120 [ 440.850519] ? ext4_filemap_fault+0x7a/0xad [ 440.854856] ? __down_interruptible+0x700/0x700 [ 440.859557] ? find_held_lock+0x36/0x1c0 [ 440.863623] ext4_filemap_fault+0x82/0xad [ 440.867781] __do_fault+0x100/0x6b0 [ 440.871429] ? lock_downgrade+0x900/0x900 [ 440.875576] ? pmd_devmap_trans_unstable+0x220/0x220 [ 440.880691] ? kasan_check_read+0x11/0x20 [ 440.884835] ? do_raw_spin_unlock+0xa7/0x330 [ 440.889273] ? do_raw_spin_trylock+0x270/0x270 [ 440.893903] __handle_mm_fault+0x3ea0/0x5be0 [ 440.898321] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 440.903170] ? find_held_lock+0x36/0x1c0 [ 440.907269] ? zap_class+0x640/0x640 [ 440.910985] ? zap_class+0x640/0x640 [ 440.914706] ? find_held_lock+0x36/0x1c0 [ 440.918777] ? handle_mm_fault+0x42a/0xc70 [ 440.923013] ? lock_downgrade+0x900/0x900 [ 440.927163] ? check_preemption_disabled+0x48/0x280 [ 440.932185] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 440.937115] ? kasan_check_read+0x11/0x20 [ 440.941263] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 440.946540] ? rcu_softirq_qs+0x20/0x20 [ 440.950512] ? trace_hardirqs_off_caller+0x310/0x310 [ 440.955619] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.961204] ? check_preemption_disabled+0x48/0x280 [ 440.966232] handle_mm_fault+0x54f/0xc70 [ 440.970346] ? __handle_mm_fault+0x5be0/0x5be0 [ 440.974940] ? find_vma+0x34/0x190 [ 440.978491] __do_page_fault+0x5e8/0xe60 [ 440.982558] ? trace_hardirqs_off+0xb8/0x310 [ 440.986972] ? kernel_write+0x120/0x120 [ 440.990958] do_page_fault+0xf2/0x7e0 [ 440.994761] ? vmalloc_sync_all+0x30/0x30 [ 440.998926] ? error_entry+0x70/0xd0 [ 441.002661] ? trace_hardirqs_off_caller+0xbb/0x310 [ 441.007691] ? trace_hardirqs_on_caller+0xc0/0x310 [ 441.012632] ? syscall_return_slowpath+0x5e0/0x5e0 [ 441.017581] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 441.022429] ? trace_hardirqs_on_caller+0x310/0x310 [ 441.027448] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 441.032916] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 441.037938] ? prepare_exit_to_usermode+0x291/0x3b0 [ 441.042968] ? page_fault+0x8/0x30 [ 441.046514] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 441.051362] ? page_fault+0x8/0x30 [ 441.054916] page_fault+0x1e/0x30 [ 441.058370] RIP: 0033:0x7ff3690bcdb4 [ 441.062118] Code: Bad RIP value. [ 441.065477] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 441.070843] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 441.078111] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 441.085376] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 441.092660] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 441.100043] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 441.107348] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 441.107353] warn_alloc_show_mem: 1 callbacks suppressed [ 441.107361] Mem-Info: [ 441.114639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 441.120009] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 441.120009] active_file:11 inactive_file:13 isolated_file:1 [ 441.120009] unevictable:0 dirty:0 writeback:0 unstable:0 [ 441.120009] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 441.120009] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 441.120009] free:13670 free_pcp:401 free_cma:0 [ 441.122387] Call Trace: [ 441.131777] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 441.164885] [ 441.167456] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 441.195141] dump_stack+0x244/0x39d [ 441.197273] lowmem_reserve[]: 0 2818 6321 6321 [ 441.223406] ? dump_stack_print_info.cold.1+0x20/0x20 [ 441.227010] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 441.231595] warn_alloc.cold.116+0xb7/0x1bd [ 441.236742] lowmem_reserve[]: 0 0 3503 3503 [ 441.264338] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 441.268630] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 441.272958] ? lock_downgrade+0x900/0x900 [ 441.277769] lowmem_reserve[]: 0 0 0 0 [ 441.306915] ? trace_hardirqs_off+0xb8/0x310 [ 441.311038] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 441.314836] ? trace_hardirqs_off+0xb8/0x310 [ 441.319219] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 441.332746] __alloc_pages_slowpath+0x26e8/0x2e10 [ 441.337122] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 441.352918] ? warn_alloc+0x120/0x120 [ 441.357722] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 441.371320] ? print_usage_bug+0xc0/0xc0 [ 441.375101] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 441.383921] ? warn_alloc+0x120/0x120 [ 441.387980] 1519 total pagecache pages [ 441.396549] ? warn_alloc+0x120/0x120 [ 441.400334] 0 pages in swap cache [ 441.404211] ? print_usage_bug+0xc0/0xc0 [ 441.407993] Swap cache stats: add 0, delete 0, find 0/0 [ 441.411438] ? print_usage_bug+0xc0/0xc0 [ 441.415476] Free swap = 0kB [ 441.420834] ? __lock_acquire+0x62f/0x4c20 [ 441.424874] Total swap = 0kB [ 441.427902] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.432108] 1965979 pages RAM [ 441.435121] ? should_fail+0x22d/0xd01 [ 441.440629] 0 pages HighMem/MovableOnly [ 441.443727] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 441.447591] 342853 pages reserved [ 441.451557] ? __lock_acquire+0x62f/0x4c20 [ 441.456635] 0 pages cma reserved [ 441.460082] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 441.464399] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 441.467688] ? __lock_acquire+0x62f/0x4c20 [ 441.467704] ? should_fail+0x22d/0xd01 [ 441.472897] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 441.479279] ? find_held_lock+0x36/0x1c0 [ 441.483490] rsyslogd cpuset=/ mems_allowed=0 [ 441.487372] ? mark_held_locks+0x130/0x130 [ 441.510076] ? mark_held_locks+0x130/0x130 [ 441.514311] ? zap_class+0x640/0x640 [ 441.518028] ? zap_class+0x640/0x640 [ 441.521746] ? print_usage_bug+0xc0/0xc0 [ 441.525803] ? do_raw_spin_unlock+0xa7/0x330 [ 441.530213] ? zap_class+0x640/0x640 [ 441.533925] ? print_usage_bug+0xc0/0xc0 [ 441.537991] ? wq_watchdog_touch+0x9c/0xfe [ 441.542231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.547773] ? check_preemption_disabled+0x48/0x280 [ 441.552800] ? __lock_is_held+0xb5/0x140 [ 441.556871] __alloc_pages_nodemask+0xa80/0xde0 [ 441.561543] ? zap_class+0x640/0x640 [ 441.565438] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 441.570468] ? find_held_lock+0x36/0x1c0 [ 441.574542] ? ____cache_alloc_node+0x1c7/0x1e0 [ 441.579215] ? lock_downgrade+0x900/0x900 [ 441.583373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.588926] cache_grow_begin+0xa5/0x8c0 [ 441.592989] ? do_raw_spin_unlock+0xa7/0x330 [ 441.597579] fallback_alloc+0x204/0x2e0 [ 441.601564] ____cache_alloc_node+0x1c7/0x1e0 [ 441.606065] kmem_cache_alloc_node+0xe3/0x730 [ 441.610576] ? ipv6_get_ifaddr+0x42e/0x620 [ 441.614825] __alloc_skb+0x119/0x770 [ 441.618538] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 441.623823] ? netdev_alloc_frag+0x1f0/0x1f0 [ 441.628231] ? lock_downgrade+0x900/0x900 [ 441.632399] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.637942] ? refcount_sub_and_test_checked+0x203/0x310 [ 441.643403] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 441.648859] ? addrconf_rs_timer+0x690/0x690 [ 441.653300] ndisc_alloc_skb+0x144/0x340 [ 441.657366] ndisc_send_rs+0x331/0x6e0 [ 441.661266] addrconf_rs_timer+0x314/0x690 [ 441.665521] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.669767] call_timer_fn+0x272/0x920 [ 441.673655] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.677896] ? process_timeout+0x40/0x40 [ 441.681974] ? __run_timers+0x7da/0xc70 [ 441.685953] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.690454] ? _raw_spin_unlock_irq+0x27/0x80 [ 441.694951] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.699186] ? lockdep_hardirqs_on+0x296/0x5b0 [ 441.703776] ? trace_hardirqs_on+0xbd/0x310 [ 441.708097] ? kasan_check_read+0x11/0x20 [ 441.712246] ? __run_timers+0x7da/0xc70 [ 441.716239] ? trace_hardirqs_off_caller+0x310/0x310 [ 441.721347] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.725613] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 441.729862] __run_timers+0x7e5/0xc70 [ 441.733703] ? timer_fixup_init+0x70/0x70 [ 441.737866] ? lock_downgrade+0x900/0x900 [ 441.742013] ? zap_class+0x640/0x640 [ 441.745743] ? pvclock_read_flags+0x160/0x160 [ 441.750235] ? hrtimer_start_range_ns+0xe00/0xe00 [ 441.755081] ? trace_hardirqs_on+0x310/0x310 [ 441.759498] ? kvm_clock_read+0x18/0x30 [ 441.763477] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 441.768492] ? ktime_get+0x2c1/0x400 [ 441.772210] ? zap_class+0x640/0x640 [ 441.775931] ? pvclock_read_flags+0x160/0x160 [ 441.780432] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.785986] ? check_preemption_disabled+0x48/0x280 [ 441.791042] ? __lock_is_held+0xb5/0x140 [ 441.795103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.800654] ? check_preemption_disabled+0x48/0x280 [ 441.805678] run_timer_softirq+0x52/0xb0 [ 441.809749] ? rcu_read_lock_sched_held+0x14f/0x180 [ 441.814784] __do_softirq+0x308/0xb7e [ 441.818611] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 441.823712] ? irq_exit+0xbd/0x1c0 [ 441.827253] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 441.832285] ? smp_reschedule_interrupt+0x109/0x650 [ 441.837299] ? smp_call_function_single_interrupt+0x650/0x650 [ 441.843183] ? ret_from_intr+0xb/0x1e [ 441.846984] ? trace_hardirqs_off_caller+0xbb/0x310 [ 441.851998] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 441.856844] ? trace_hardirqs_on_caller+0x310/0x310 [ 441.861878] ? task_prio+0x50/0x50 [ 441.865433] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.870983] ? check_preemption_disabled+0x48/0x280 [ 441.876026] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 441.880871] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 441.885387] do_softirq_own_stack+0x2a/0x40 [ 441.889705] [ 441.891940] do_softirq.part.14+0x126/0x160 [ 441.896262] __local_bh_enable_ip+0x21d/0x260 [ 441.900757] __dev_queue_xmit+0x1aa3/0x3ad0 [ 441.905112] ? save_stack+0x43/0xd0 [ 441.908739] ? kasan_kmalloc+0xc7/0xe0 [ 441.912641] ? __kmalloc_node_track_caller+0x50/0x70 [ 441.917753] ? netdev_pick_tx+0x310/0x310 [ 441.921919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.927458] ? check_preemption_disabled+0x48/0x280 [ 441.932489] ? __lock_is_held+0xb5/0x140 [ 441.936576] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 441.941609] ? skb_release_data+0x1c4/0x880 [ 441.945963] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 441.951291] ? kasan_unpoison_shadow+0x35/0x50 [ 441.955874] ? skb_tx_error+0x2f0/0x2f0 [ 441.959860] ? __kmalloc_node_track_caller+0x50/0x70 [ 441.964965] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 441.970644] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 441.976191] ? kasan_check_write+0x14/0x20 [ 441.980433] ? pskb_expand_head+0x6b3/0x10f0 [ 441.984852] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 441.990317] ? skb_release_data+0x880/0x880 [ 441.994648] ? __alloc_skb+0x770/0x770 [ 441.998559] ? __lock_is_held+0xb5/0x140 [ 442.002636] ? kasan_check_write+0x14/0x20 [ 442.006876] ? __skb_clone+0x6c7/0xa00 [ 442.010776] ? __copy_skb_header+0x6b0/0x6b0 [ 442.015190] ? kmem_cache_alloc+0x33a/0x730 [ 442.019528] ? skb_ensure_writable+0x15e/0x640 [ 442.024124] dev_queue_xmit+0x17/0x20 [ 442.027934] ? dev_queue_xmit+0x17/0x20 [ 442.031918] __bpf_redirect+0x5cf/0xb20 [ 442.035903] ? __switch_to_asm+0x34/0x70 [ 442.039980] bpf_clone_redirect+0x2f6/0x490 [ 442.044321] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 442.049347] ? __sched_text_start+0x8/0x8 [ 442.053521] ? retint_kernel+0x2d/0x2d [ 442.057440] ? find_held_lock+0x36/0x1c0 [ 442.061522] ? lock_acquire+0x1ed/0x520 [ 442.065511] ? bpf_test_run+0x3cb/0x780 [ 442.069497] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.075046] ? check_preemption_disabled+0x48/0x280 [ 442.080075] ? kasan_check_read+0x11/0x20 [ 442.084234] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 442.089521] ? rcu_softirq_qs+0x20/0x20 [ 442.093512] ? preempt_schedule+0x4d/0x60 [ 442.097674] ? ___preempt_schedule+0x16/0x18 [ 442.102100] ? bpf_test_run+0x25d/0x780 [ 442.106095] ? netlink_diag_dump+0x2a0/0x2a0 [ 442.110606] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.116160] ? bpf_test_init.isra.10+0x70/0x100 [ 442.120847] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 442.125626] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 442.130476] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 442.136025] ? fput+0x130/0x1a0 [ 442.139320] ? __bpf_prog_get+0x9b/0x290 [ 442.143413] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 442.148263] ? bpf_prog_test_run+0x130/0x1a0 [ 442.152687] ? __x64_sys_bpf+0x3d8/0x520 [ 442.156763] ? bpf_prog_get+0x20/0x20 [ 442.160597] ? do_syscall_64+0x1b9/0x820 [ 442.164668] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 442.170043] ? syscall_return_slowpath+0x5e0/0x5e0 [ 442.174981] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 442.179835] ? trace_hardirqs_on_caller+0x310/0x310 [ 442.184866] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 442.189892] ? prepare_exit_to_usermode+0x291/0x3b0 [ 442.194925] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 442.199784] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 442.205185] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 442.205255] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 442.211944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.211949] Call Trace: [ 442.211956] [ 442.211974] dump_stack+0x244/0x39d [ 442.211994] ? dump_stack_print_info.cold.1+0x20/0x20 [ 442.219011] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 442.227844] warn_alloc.cold.116+0xb7/0x1bd [ 442.230566] syz-executor3 cpuset=syz3 mems_allowed=0 [ 442.232724] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 442.232744] ? lock_downgrade+0x900/0x900 [ 442.270576] ? trace_hardirqs_off+0xb8/0x310 [ 442.275003] ? trace_hardirqs_off+0xb8/0x310 [ 442.279467] __alloc_pages_slowpath+0x26e8/0x2e10 [ 442.284368] ? warn_alloc+0x120/0x120 [ 442.288203] ? print_usage_bug+0xc0/0xc0 [ 442.292277] ? warn_alloc+0x120/0x120 [ 442.296093] ? warn_alloc+0x120/0x120 [ 442.299904] ? print_usage_bug+0xc0/0xc0 [ 442.303976] ? kvm_clock_read+0x18/0x30 [ 442.307959] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 442.312985] ? print_usage_bug+0xc0/0xc0 [ 442.317055] ? __lock_acquire+0x62f/0x4c20 [ 442.321306] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.326862] ? should_fail+0x22d/0xd01 [ 442.330762] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 442.336050] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 442.341165] ? __lock_acquire+0x62f/0x4c20 [ 442.345430] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 442.350541] ? __lock_acquire+0x62f/0x4c20 [ 442.354784] ? should_fail+0x22d/0xd01 [ 442.358679] ? rcu_irq_exit+0x1a2/0x390 [ 442.362676] ? mark_held_locks+0x130/0x130 [ 442.366926] ? mark_held_locks+0x130/0x130 [ 442.371177] ? mark_held_locks+0xc7/0x130 [ 442.375333] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 442.380361] ? zap_class+0x640/0x640 [ 442.384105] ? print_usage_bug+0xc0/0xc0 [ 442.388182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.393730] ? check_preemption_disabled+0x48/0x280 [ 442.398767] ? __lock_is_held+0xb5/0x140 [ 442.402853] __alloc_pages_nodemask+0xa80/0xde0 [ 442.407530] ? zap_class+0x640/0x640 [ 442.411260] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 442.416302] ? find_held_lock+0x36/0x1c0 [ 442.420402] ? ____cache_alloc_node+0x1c7/0x1e0 [ 442.425082] ? lock_downgrade+0x900/0x900 [ 442.429245] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.434800] cache_grow_begin+0xa5/0x8c0 [ 442.438870] ? do_raw_spin_unlock+0xa7/0x330 [ 442.443294] fallback_alloc+0x204/0x2e0 [ 442.447287] ____cache_alloc_node+0x1c7/0x1e0 [ 442.451806] kmem_cache_alloc_node+0xe3/0x730 [ 442.456312] ? ipv6_get_ifaddr+0x42e/0x620 [ 442.460568] __alloc_skb+0x119/0x770 [ 442.464295] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 442.469612] ? netdev_alloc_frag+0x1f0/0x1f0 [ 442.474029] ? lock_downgrade+0x900/0x900 [ 442.478201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.483764] ? refcount_sub_and_test_checked+0x203/0x310 [ 442.489229] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 442.494691] ? addrconf_rs_timer+0x690/0x690 [ 442.499135] ndisc_alloc_skb+0x144/0x340 [ 442.503216] ndisc_send_rs+0x331/0x6e0 [ 442.507124] addrconf_rs_timer+0x314/0x690 [ 442.511377] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 442.515659] call_timer_fn+0x272/0x920 [ 442.519554] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 442.523798] ? process_timeout+0x40/0x40 [ 442.527882] ? mark_held_locks+0xc7/0x130 [ 442.532047] ? _raw_spin_unlock_irq+0x27/0x80 [ 442.536549] ? _raw_spin_unlock_irq+0x27/0x80 [ 442.541050] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 442.545297] ? lockdep_hardirqs_on+0x296/0x5b0 [ 442.549891] ? trace_hardirqs_on+0xbd/0x310 [ 442.554220] ? kasan_check_read+0x11/0x20 [ 442.558378] ? __run_timers+0x7da/0xc70 [ 442.562402] ? trace_hardirqs_off_caller+0x310/0x310 [ 442.567526] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 442.571777] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 442.576016] __run_timers+0x7e5/0xc70 [ 442.579840] ? timer_fixup_init+0x70/0x70 [ 442.583998] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 442.589025] ? zap_class+0x640/0x640 [ 442.592760] ? print_usage_bug+0xc0/0xc0 [ 442.596838] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 442.602048] ? find_held_lock+0x36/0x1c0 [ 442.606128] ? zap_class+0x640/0x640 [ 442.609867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.615435] ? check_preemption_disabled+0x48/0x280 [ 442.620472] ? __lock_is_held+0xb5/0x140 [ 442.624547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.630100] ? check_preemption_disabled+0x48/0x280 [ 442.635144] run_timer_softirq+0x52/0xb0 [ 442.639223] ? rcu_read_lock_sched_held+0x14f/0x180 [ 442.644252] __do_softirq+0x308/0xb7e [ 442.648065] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 442.652572] ? lock_downgrade+0x900/0x900 [ 442.656735] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 442.661855] ? pvclock_read_flags+0x160/0x160 [ 442.666361] ? lapic_next_event+0x5a/0x90 [ 442.670546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.676101] ? kvm_clock_read+0x18/0x30 [ 442.680087] ? kvm_sched_clock_read+0x9/0x20 [ 442.684505] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.690054] ? check_preemption_disabled+0x48/0x280 [ 442.695090] irq_exit+0x17f/0x1c0 [ 442.698556] smp_apic_timer_interrupt+0x1cb/0x760 [ 442.703426] ? smp_call_function_single_interrupt+0x650/0x650 [ 442.709325] ? interrupt_entry+0xb5/0xc0 [ 442.713418] ? trace_hardirqs_off_caller+0xbb/0x310 [ 442.718450] ? trace_hardirqs_off_caller+0xbb/0x310 [ 442.723478] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 442.728330] ? trace_hardirqs_on_caller+0x310/0x310 [ 442.733425] ? trace_hardirqs_on_caller+0x310/0x310 [ 442.738464] ? task_prio+0x50/0x50 [ 442.742017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.747566] ? check_preemption_disabled+0x48/0x280 [ 442.752601] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 442.757635] apic_timer_interrupt+0xf/0x20 [ 442.761875] [ 442.764125] RIP: 0010:dump_stack+0x358/0x39d [ 442.768546] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 442.787452] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 442.795169] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 442.802446] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 442.809724] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 442.817003] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 442.824282] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 442.831580] ? dump_stack+0x34f/0x39d [ 442.835421] ? dump_stack_print_info.cold.1+0x20/0x20 [ 442.840628] ? mark_held_locks+0x130/0x130 [ 442.844879] ? mark_held_locks+0x130/0x130 [ 442.849132] dump_header+0x27b/0xf72 [ 442.852867] ? pagefault_out_of_memory+0x197/0x197 [ 442.857819] ? __lock_acquire+0x62f/0x4c20 [ 442.862068] ? percpu_ref_get_many+0x240/0x240 [ 442.866670] ? print_usage_bug+0xc0/0xc0 [ 442.870750] ? zap_class+0x640/0x640 [ 442.874480] ? print_usage_bug+0xc0/0xc0 [ 442.878552] ? print_usage_bug+0xc0/0xc0 [ 442.882628] ? zap_class+0x640/0x640 [ 442.886361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.891929] ? find_held_lock+0x36/0x1c0 [ 442.896008] ? mark_held_locks+0xc7/0x130 [ 442.900166] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 442.905284] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 442.910415] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 442.915015] ? trace_hardirqs_on+0xbd/0x310 [ 442.919346] ? kasan_check_read+0x11/0x20 [ 442.923522] ? ___ratelimit+0x3b4/0x672 [ 442.927512] ? trace_hardirqs_off_caller+0x310/0x310 [ 442.932624] ? trace_hardirqs_on+0x310/0x310 [ 442.937049] ? lock_downgrade+0x900/0x900 [ 442.941214] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 442.946337] ? ___ratelimit+0x3b9/0x672 [ 442.950324] ? idr_get_free+0xf70/0xf70 [ 442.954310] ? find_held_lock+0x36/0x1c0 [ 442.958407] oom_kill_process.cold.27+0x10/0x903 [ 442.963175] ? zap_class+0x640/0x640 [ 442.966904] ? check_preemption_disabled+0x48/0x280 [ 442.971935] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 442.976878] ? kasan_check_read+0x11/0x20 [ 442.981035] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 442.986325] ? oom_evaluate_task+0x540/0x540 [ 442.990747] ? find_held_lock+0x36/0x1c0 [ 442.994829] ? out_of_memory+0x974/0x1430 [ 442.998989] ? lock_downgrade+0x900/0x900 [ 443.003144] ? check_preemption_disabled+0x48/0x280 [ 443.008174] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 443.013116] ? kasan_check_read+0x11/0x20 [ 443.017272] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 443.022566] ? rcu_softirq_qs+0x20/0x20 [ 443.026576] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.032123] ? oom_evaluate_task+0x302/0x540 [ 443.036543] out_of_memory+0xa84/0x1430 [ 443.040538] ? oom_killer_disable+0x3a0/0x3a0 [ 443.045042] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 443.049984] ? __ww_mutex_check_waiters+0x160/0x160 [ 443.055023] __alloc_pages_slowpath+0x2354/0x2e10 [ 443.059909] ? warn_alloc+0x120/0x120 [ 443.063723] ? mark_held_locks+0x130/0x130 [ 443.067978] ? find_get_entry+0xaae/0x1120 [ 443.072237] ? filemap_map_pages+0x1a20/0x1a20 [ 443.076837] ? zap_class+0x640/0x640 [ 443.080572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.086120] ? check_preemption_disabled+0x48/0x280 [ 443.091147] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.096693] ? should_fail+0x22d/0xd01 [ 443.100795] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 443.105925] ? zap_class+0x640/0x640 [ 443.109685] ? __lock_is_held+0xb5/0x140 [ 443.113765] ? mark_held_locks+0x130/0x130 [ 443.118017] ? lock_release+0xa00/0xa00 [ 443.122004] ? perf_trace_sched_process_exec+0x860/0x860 [ 443.127468] ? xa_load+0x2ba/0x460 [ 443.131022] ? lock_downgrade+0x900/0x900 [ 443.135184] ? __might_sleep+0x95/0x190 [ 443.139174] __alloc_pages_nodemask+0xa80/0xde0 [ 443.143862] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 443.148889] ? __page_cache_alloc+0x191/0x5c0 [ 443.153414] ? xa_load+0x2e1/0x460 [ 443.156970] ? xa_clear_mark+0x40/0x40 [ 443.160874] ? zap_class+0x640/0x640 [ 443.164610] ? zap_class+0x640/0x640 [ 443.168334] ? zap_class+0x640/0x640 [ 443.172059] ? __do_page_cache_readahead+0x663/0x810 [ 443.177177] ? find_held_lock+0x36/0x1c0 [ 443.181253] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 443.186808] alloc_pages_current+0x173/0x350 [ 443.191235] __page_cache_alloc+0x38c/0x5c0 [ 443.195565] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 443.200503] ? kasan_check_read+0x11/0x20 [ 443.204666] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 443.209958] ? generic_perform_write+0x6a0/0x6a0 [ 443.214725] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.220272] ? check_preemption_disabled+0x48/0x280 [ 443.225309] filemap_fault+0x1595/0x25f0 [ 443.229415] ? __lock_page_or_retry+0xa00/0xa00 [ 443.234098] ? mark_held_locks+0x130/0x130 [ 443.238353] ? filemap_map_pages+0xd6b/0x1a20 [ 443.242876] ? lock_downgrade+0x900/0x900 [ 443.247031] ? check_preemption_disabled+0x48/0x280 [ 443.252060] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 443.256998] ? kasan_check_read+0x11/0x20 [ 443.261160] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 443.266450] ? rcu_softirq_qs+0x20/0x20 [ 443.270453] ? filemap_map_pages+0xd92/0x1a20 [ 443.274974] ? find_get_entries_tag+0x1400/0x1400 [ 443.279829] ? __kernel_text_address+0xd/0x40 [ 443.284338] ? unwind_get_return_address+0x61/0xa0 [ 443.289293] ? lock_acquire+0x1ed/0x520 [ 443.293275] ? ext4_filemap_fault+0x7a/0xad [ 443.297614] ? lock_release+0xa00/0xa00 [ 443.301598] ? perf_trace_sched_process_exec+0x860/0x860 [ 443.307055] ? print_usage_bug+0xc0/0xc0 [ 443.311126] ? print_usage_bug+0xc0/0xc0 [ 443.315195] ? __x64_sys_read+0x73/0xb0 [ 443.319198] ? down_read+0x8d/0x120 [ 443.322835] ? ext4_filemap_fault+0x7a/0xad [ 443.327165] ? __down_interruptible+0x700/0x700 [ 443.331846] ? find_held_lock+0x36/0x1c0 [ 443.335920] ext4_filemap_fault+0x82/0xad [ 443.340082] __do_fault+0x100/0x6b0 [ 443.343719] ? lock_downgrade+0x900/0x900 [ 443.347876] ? pmd_devmap_trans_unstable+0x220/0x220 [ 443.352994] ? kasan_check_read+0x11/0x20 [ 443.357148] ? do_raw_spin_unlock+0xa7/0x330 [ 443.361565] ? do_raw_spin_trylock+0x270/0x270 [ 443.366172] __handle_mm_fault+0x3ea0/0x5be0 [ 443.370602] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 443.375458] ? find_held_lock+0x36/0x1c0 [ 443.379550] ? zap_class+0x640/0x640 [ 443.383274] ? zap_class+0x640/0x640 [ 443.387009] ? find_held_lock+0x36/0x1c0 [ 443.391091] ? handle_mm_fault+0x42a/0xc70 [ 443.395337] ? lock_downgrade+0x900/0x900 [ 443.399497] ? check_preemption_disabled+0x48/0x280 [ 443.404527] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 443.409465] ? kasan_check_read+0x11/0x20 [ 443.413620] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 443.418909] ? rcu_softirq_qs+0x20/0x20 [ 443.422893] ? trace_hardirqs_off_caller+0x310/0x310 [ 443.428011] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.433556] ? check_preemption_disabled+0x48/0x280 [ 443.438594] handle_mm_fault+0x54f/0xc70 [ 443.442675] ? __handle_mm_fault+0x5be0/0x5be0 [ 443.447273] ? find_vma+0x34/0x190 [ 443.450833] __do_page_fault+0x5e8/0xe60 [ 443.454911] ? trace_hardirqs_off+0xb8/0x310 [ 443.459332] ? kernel_write+0x120/0x120 [ 443.463329] do_page_fault+0xf2/0x7e0 [ 443.467145] ? vmalloc_sync_all+0x30/0x30 [ 443.471308] ? error_entry+0x70/0xd0 [ 443.475033] ? trace_hardirqs_off_caller+0xbb/0x310 [ 443.480056] ? trace_hardirqs_on_caller+0xc0/0x310 [ 443.484995] ? syscall_return_slowpath+0x5e0/0x5e0 [ 443.489932] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 443.494792] ? trace_hardirqs_on_caller+0x310/0x310 [ 443.499818] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 443.505279] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 443.510311] ? prepare_exit_to_usermode+0x291/0x3b0 [ 443.515339] ? page_fault+0x8/0x30 [ 443.518897] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 443.523751] ? page_fault+0x8/0x30 [ 443.527307] page_fault+0x1e/0x30 [ 443.530769] RIP: 0033:0x7ff3690bcdb4 [ 443.534507] Code: Bad RIP value. [ 443.537876] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 443.543249] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 443.550524] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 443.557797] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 443.565073] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 443.572350] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 443.579680] warn_alloc_show_mem: 1 callbacks suppressed [ 443.579693] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 443.579694] Mem-Info: [ 443.579726] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 443.579726] active_file:11 inactive_file:13 isolated_file:1 [ 443.579726] unevictable:0 dirty:0 writeback:0 unstable:0 [ 443.579726] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 443.579726] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 443.579726] free:13670 free_pcp:401 free_cma:0 [ 443.585068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 443.585077] Call Trace: [ 443.592365] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 443.594770] [ 443.627906] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 443.637270] dump_stack+0x244/0x39d [ 443.639829] lowmem_reserve[]: 0 2818 6321 6321 [ 443.667517] ? dump_stack_print_info.cold.1+0x20/0x20 [ 443.669648] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 443.695769] warn_alloc.cold.116+0xb7/0x1bd [ 443.699363] lowmem_reserve[]: 0 0 3503 3503 [ 443.703975] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 443.709150] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 443.736748] ? lock_downgrade+0x900/0x900 [ 443.741042] lowmem_reserve[]: 0 0 0 0 [ 443.745404] ? trace_hardirqs_off+0xb8/0x310 [ 443.750227] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 443.779377] ? trace_hardirqs_off+0xb8/0x310 [ 443.783528] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 443.787339] __alloc_pages_slowpath+0x26e8/0x2e10 [ 443.791728] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 443.805278] ? warn_alloc+0x120/0x120 [ 443.809652] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 443.825440] ? warn_alloc+0x120/0x120 [ 443.830269] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 443.843873] ? __bfs+0xb0/0x780 [ 443.847661] 1519 total pagecache pages [ 443.856500] ? warn_alloc+0x120/0x120 [ 443.860293] 0 pages in swap cache [ 443.868866] ? print_usage_bug+0xc0/0xc0 [ 443.872137] Swap cache stats: add 0, delete 0, find 0/0 [ 443.876025] ? lockdep_on+0x50/0x50 [ 443.879811] Free swap = 0kB [ 443.883265] ? print_bfs_bug+0x80/0x80 [ 443.887309] Total swap = 0kB [ 443.892679] ? trace_hardirqs_off+0xb8/0x310 [ 443.896294] 1965979 pages RAM [ 443.899315] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.903180] 0 pages HighMem/MovableOnly [ 443.903189] 342853 pages reserved [ 443.906213] ? should_fail+0x22d/0xd01 [ 443.910603] 0 pages cma reserved [ 443.913715] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 443.919297] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 443.923212] ? __lock_acquire+0x62f/0x4c20 [ 443.923232] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 443.923248] ? __lock_acquire+0x2aff/0x4c20 [ 443.926780] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 443.930581] ? should_fail+0x22d/0xd01 [ 443.933955] rsyslogd cpuset=/ mems_allowed=0 [ 443.939048] ? print_usage_bug+0xc0/0xc0 [ 443.939073] ? mark_held_locks+0x130/0x130 [ 443.985980] ? mark_held_locks+0x130/0x130 [ 443.990233] ? find_held_lock+0x36/0x1c0 [ 443.994304] ? zap_class+0x640/0x640 [ 443.998040] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.003593] ? check_preemption_disabled+0x48/0x280 [ 444.008637] ? __lock_is_held+0xb5/0x140 [ 444.012720] __alloc_pages_nodemask+0xa80/0xde0 [ 444.017418] ? zap_class+0x640/0x640 [ 444.021150] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 444.026197] ? find_held_lock+0x36/0x1c0 [ 444.030279] ? ____cache_alloc_node+0x1c7/0x1e0 [ 444.034959] ? lock_downgrade+0x900/0x900 [ 444.039124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.044683] cache_grow_begin+0xa5/0x8c0 [ 444.048752] ? do_raw_spin_unlock+0xa7/0x330 [ 444.053186] fallback_alloc+0x204/0x2e0 [ 444.057183] ____cache_alloc_node+0x1c7/0x1e0 [ 444.061745] kmem_cache_alloc_node+0xe3/0x730 [ 444.066250] ? mark_held_locks+0xc7/0x130 [ 444.070439] __alloc_skb+0x119/0x770 [ 444.074177] ? netdev_alloc_frag+0x1f0/0x1f0 [ 444.078636] ? do_raw_spin_trylock+0x270/0x270 [ 444.083234] ? kmem_cache_alloc_trace+0x353/0x750 [ 444.088092] ? queue_work_on+0x12c/0x1e0 [ 444.092222] ? switchdev_port_obj_del+0xdc/0x440 [ 444.096997] ? switchdev_trans_item_enqueue+0x260/0x260 [ 444.102370] ? mod_timer+0x631/0x1560 [ 444.106225] ? wake_up_klogd+0x180/0x180 [ 444.110426] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 444.115463] __br_mdb_notify+0x4ff/0x15d0 [ 444.119635] ? __br_mdb_add+0x7f0/0x7f0 [ 444.123625] ? trace_hardirqs_off_caller+0x310/0x310 [ 444.128751] ? zap_class+0x640/0x640 [ 444.132488] ? br_multicast_group_expired+0x96/0x610 [ 444.137609] br_mdb_notify+0x310/0x410 [ 444.141512] ? br_mdb_dump+0x27b0/0x27b0 [ 444.145589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.151148] br_multicast_group_expired+0x1bc/0x610 [ 444.156186] ? br_mdb_free+0x80/0x80 [ 444.159925] call_timer_fn+0x272/0x920 [ 444.163821] ? br_mdb_free+0x80/0x80 [ 444.167551] ? process_timeout+0x40/0x40 [ 444.171633] ? __run_timers+0x7da/0xc70 [ 444.175623] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.180117] ? _raw_spin_unlock_irq+0x27/0x80 [ 444.184618] ? br_mdb_free+0x80/0x80 [ 444.188346] ? lockdep_hardirqs_on+0x296/0x5b0 [ 444.192943] ? trace_hardirqs_on+0xbd/0x310 [ 444.197279] ? kasan_check_read+0x11/0x20 [ 444.201441] ? __run_timers+0x7da/0xc70 [ 444.205434] ? trace_hardirqs_off_caller+0x310/0x310 [ 444.210558] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 444.214806] ? br_mdb_free+0x80/0x80 [ 444.218530] __run_timers+0x7e5/0xc70 [ 444.222349] ? timer_fixup_init+0x70/0x70 [ 444.226522] ? lock_downgrade+0x900/0x900 [ 444.230682] ? zap_class+0x640/0x640 [ 444.234433] ? pvclock_read_flags+0x160/0x160 [ 444.238957] ? hrtimer_start_range_ns+0xe00/0xe00 [ 444.243817] ? trace_hardirqs_on+0x310/0x310 [ 444.248246] ? kvm_clock_read+0x18/0x30 [ 444.252229] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 444.257251] ? ktime_get+0x2c1/0x400 [ 444.260980] ? zap_class+0x640/0x640 [ 444.264710] ? pvclock_read_flags+0x160/0x160 [ 444.269308] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.274858] ? check_preemption_disabled+0x48/0x280 [ 444.279899] ? __lock_is_held+0xb5/0x140 [ 444.283970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.289518] ? check_preemption_disabled+0x48/0x280 [ 444.294551] run_timer_softirq+0x52/0xb0 [ 444.298623] ? rcu_read_lock_sched_held+0x14f/0x180 [ 444.303653] __do_softirq+0x308/0xb7e [ 444.307474] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 444.312588] ? irq_exit+0xbd/0x1c0 [ 444.316144] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 444.321180] ? smp_reschedule_interrupt+0x109/0x650 [ 444.326206] ? smp_call_function_single_interrupt+0x650/0x650 [ 444.332104] ? ret_from_intr+0xb/0x1e [ 444.335919] ? trace_hardirqs_off_caller+0xbb/0x310 [ 444.340944] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 444.345803] ? trace_hardirqs_on_caller+0x310/0x310 [ 444.350832] ? task_prio+0x50/0x50 [ 444.354403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.359955] ? check_preemption_disabled+0x48/0x280 [ 444.364987] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 444.369844] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 444.374353] do_softirq_own_stack+0x2a/0x40 [ 444.378696] [ 444.380946] do_softirq.part.14+0x126/0x160 [ 444.385275] __local_bh_enable_ip+0x21d/0x260 [ 444.389780] __dev_queue_xmit+0x1aa3/0x3ad0 [ 444.394116] ? save_stack+0x43/0xd0 [ 444.397752] ? kasan_kmalloc+0xc7/0xe0 [ 444.401733] ? __kmalloc_node_track_caller+0x50/0x70 [ 444.406860] ? netdev_pick_tx+0x310/0x310 [ 444.411024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.416574] ? check_preemption_disabled+0x48/0x280 [ 444.421615] ? __lock_is_held+0xb5/0x140 [ 444.425693] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 444.430721] ? skb_release_data+0x1c4/0x880 [ 444.435057] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 444.440344] ? kasan_unpoison_shadow+0x35/0x50 [ 444.444937] ? skb_tx_error+0x2f0/0x2f0 [ 444.448926] ? __kmalloc_node_track_caller+0x50/0x70 [ 444.454045] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.459592] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 444.465147] ? kasan_check_write+0x14/0x20 [ 444.469415] ? pskb_expand_head+0x6b3/0x10f0 [ 444.473836] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 444.479310] ? skb_release_data+0x880/0x880 [ 444.483643] ? __alloc_skb+0x770/0x770 [ 444.487549] ? __lock_is_held+0xb5/0x140 [ 444.491629] ? kasan_check_write+0x14/0x20 [ 444.495870] ? __skb_clone+0x6c7/0xa00 [ 444.499773] ? __copy_skb_header+0x6b0/0x6b0 [ 444.504197] ? kmem_cache_alloc+0x33a/0x730 [ 444.508543] ? skb_ensure_writable+0x15e/0x640 [ 444.513148] dev_queue_xmit+0x17/0x20 [ 444.516966] ? dev_queue_xmit+0x17/0x20 [ 444.520953] __bpf_redirect+0x5cf/0xb20 [ 444.524939] ? __switch_to_asm+0x34/0x70 [ 444.529017] bpf_clone_redirect+0x2f6/0x490 [ 444.533358] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 444.538424] ? __sched_text_start+0x8/0x8 [ 444.542583] ? retint_kernel+0x2d/0x2d [ 444.546493] ? find_held_lock+0x36/0x1c0 [ 444.550580] ? lock_acquire+0x1ed/0x520 [ 444.554568] ? bpf_test_run+0x3cb/0x780 [ 444.558555] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.564102] ? check_preemption_disabled+0x48/0x280 [ 444.569136] ? kasan_check_read+0x11/0x20 [ 444.573301] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 444.578590] ? rcu_softirq_qs+0x20/0x20 [ 444.582577] ? preempt_schedule+0x4d/0x60 [ 444.586740] ? ___preempt_schedule+0x16/0x18 [ 444.591176] ? bpf_test_run+0x25d/0x780 [ 444.595177] ? netlink_diag_dump+0x2a0/0x2a0 [ 444.599599] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.605144] ? bpf_test_init.isra.10+0x70/0x100 [ 444.609835] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 444.614617] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 444.619470] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 444.625020] ? fput+0x130/0x1a0 [ 444.628308] ? __bpf_prog_get+0x9b/0x290 [ 444.632403] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 444.637258] ? bpf_prog_test_run+0x130/0x1a0 [ 444.641680] ? __x64_sys_bpf+0x3d8/0x520 [ 444.645755] ? bpf_prog_get+0x20/0x20 [ 444.649588] ? do_syscall_64+0x1b9/0x820 [ 444.653657] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 444.659032] ? syscall_return_slowpath+0x5e0/0x5e0 [ 444.663972] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 444.668828] ? trace_hardirqs_on_caller+0x310/0x310 [ 444.673859] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 444.679019] ? prepare_exit_to_usermode+0x291/0x3b0 [ 444.684055] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 444.688918] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 444.694312] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 444.694979] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 444.701082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 444.711564] syz-executor3 cpuset=syz3 mems_allowed=0 [ 444.720915] Call Trace: [ 444.728588] [ 444.730757] dump_stack+0x244/0x39d [ 444.734420] ? dump_stack_print_info.cold.1+0x20/0x20 [ 444.739640] warn_alloc.cold.116+0xb7/0x1bd [ 444.743979] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 444.748836] ? lock_downgrade+0x900/0x900 [ 444.753007] ? trace_hardirqs_off+0xb8/0x310 [ 444.757443] ? trace_hardirqs_off+0xb8/0x310 [ 444.761878] __alloc_pages_slowpath+0x26e8/0x2e10 [ 444.766775] ? warn_alloc+0x120/0x120 [ 444.770599] ? warn_alloc+0x120/0x120 [ 444.774433] ? warn_alloc+0x120/0x120 [ 444.778256] ? print_usage_bug+0xc0/0xc0 [ 444.782331] ? print_usage_bug+0xc0/0xc0 [ 444.786433] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.791986] ? should_fail+0x22d/0xd01 [ 444.795885] ? mark_held_locks+0x130/0x130 [ 444.800137] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 444.805271] ? __lock_acquire+0x62f/0x4c20 [ 444.809541] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 444.814675] ? should_fail+0x22d/0xd01 [ 444.818605] ? mark_held_locks+0x130/0x130 [ 444.822873] ? mark_held_locks+0x130/0x130 [ 444.827134] ? print_usage_bug+0xc0/0xc0 [ 444.831230] ? find_held_lock+0x36/0x1c0 [ 444.835305] ? zap_class+0x640/0x640 [ 444.839037] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.844588] ? check_preemption_disabled+0x48/0x280 [ 444.849632] ? __lock_is_held+0xb5/0x140 [ 444.853716] __alloc_pages_nodemask+0xa80/0xde0 [ 444.858415] ? zap_class+0x640/0x640 [ 444.862151] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 444.867194] ? find_held_lock+0x36/0x1c0 [ 444.871277] ? ____cache_alloc_node+0x1c7/0x1e0 [ 444.875963] ? lock_downgrade+0x900/0x900 [ 444.880132] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.885701] cache_grow_begin+0xa5/0x8c0 [ 444.889778] ? do_raw_spin_unlock+0xa7/0x330 [ 444.894212] fallback_alloc+0x204/0x2e0 [ 444.898210] ____cache_alloc_node+0x1c7/0x1e0 [ 444.902729] kmem_cache_alloc_node+0xe3/0x730 [ 444.907240] ? mark_held_locks+0xc7/0x130 [ 444.911434] __alloc_skb+0x119/0x770 [ 444.915166] ? netdev_alloc_frag+0x1f0/0x1f0 [ 444.919593] ? do_raw_spin_trylock+0x270/0x270 [ 444.924191] ? kmem_cache_alloc_trace+0x353/0x750 [ 444.929057] ? queue_work_on+0x12c/0x1e0 [ 444.933138] ? switchdev_port_obj_del+0xdc/0x440 [ 444.937912] ? switchdev_trans_item_enqueue+0x260/0x260 [ 444.943288] ? mod_timer+0x631/0x1560 [ 444.947096] ? wake_up_klogd+0x180/0x180 [ 444.951172] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 444.956212] __br_mdb_notify+0x4ff/0x15d0 [ 444.960402] ? __br_mdb_add+0x7f0/0x7f0 [ 444.964424] ? zap_class+0x640/0x640 [ 444.968165] ? br_multicast_group_expired+0x96/0x610 [ 444.973292] br_mdb_notify+0x310/0x410 [ 444.977196] ? br_mdb_dump+0x27b0/0x27b0 [ 444.981279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.986838] br_multicast_group_expired+0x1bc/0x610 [ 444.991869] ? br_mdb_free+0x80/0x80 [ 444.995605] call_timer_fn+0x272/0x920 [ 444.999502] ? br_mdb_free+0x80/0x80 [ 445.003225] ? process_timeout+0x40/0x40 [ 445.007318] ? mark_held_locks+0xc7/0x130 [ 445.011480] ? _raw_spin_unlock_irq+0x27/0x80 [ 445.015982] ? _raw_spin_unlock_irq+0x27/0x80 [ 445.020490] ? br_mdb_free+0x80/0x80 [ 445.024221] ? lockdep_hardirqs_on+0x296/0x5b0 [ 445.028819] ? trace_hardirqs_on+0xbd/0x310 [ 445.033152] ? kasan_check_read+0x11/0x20 [ 445.037314] ? __run_timers+0x7da/0xc70 [ 445.041306] ? trace_hardirqs_off_caller+0x310/0x310 [ 445.046444] ? ipv6_get_lladdr+0x5e0/0x5e0 [ 445.050696] ? br_mdb_free+0x80/0x80 [ 445.054433] __run_timers+0x7e5/0xc70 [ 445.058257] ? timer_fixup_init+0x70/0x70 [ 445.062437] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 445.067472] ? zap_class+0x640/0x640 [ 445.071206] ? print_usage_bug+0xc0/0xc0 [ 445.075281] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 445.080494] ? find_held_lock+0x36/0x1c0 [ 445.084572] ? zap_class+0x640/0x640 [ 445.088304] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.093887] ? check_preemption_disabled+0x48/0x280 [ 445.099066] ? __lock_is_held+0xb5/0x140 [ 445.103138] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.108704] ? check_preemption_disabled+0x48/0x280 [ 445.113751] run_timer_softirq+0x52/0xb0 [ 445.117831] ? rcu_read_lock_sched_held+0x14f/0x180 [ 445.122867] __do_softirq+0x308/0xb7e [ 445.126690] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 445.131196] ? lock_downgrade+0x900/0x900 [ 445.135373] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 445.140533] ? pvclock_read_flags+0x160/0x160 [ 445.145052] ? lapic_next_event+0x5a/0x90 [ 445.149224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.154792] ? kvm_clock_read+0x18/0x30 [ 445.158784] ? kvm_sched_clock_read+0x9/0x20 [ 445.163215] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.168781] ? check_preemption_disabled+0x48/0x280 [ 445.173827] irq_exit+0x17f/0x1c0 [ 445.177295] smp_apic_timer_interrupt+0x1cb/0x760 [ 445.182149] ? smp_call_function_single_interrupt+0x650/0x650 [ 445.188055] ? interrupt_entry+0xb5/0xc0 [ 445.192130] ? trace_hardirqs_off_caller+0xbb/0x310 [ 445.197161] ? trace_hardirqs_off_caller+0xbb/0x310 [ 445.202192] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 445.207051] ? trace_hardirqs_on_caller+0x310/0x310 [ 445.212078] ? trace_hardirqs_on_caller+0x310/0x310 [ 445.217104] ? task_prio+0x50/0x50 [ 445.220665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.226218] ? check_preemption_disabled+0x48/0x280 [ 445.231253] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 445.236122] apic_timer_interrupt+0xf/0x20 [ 445.240365] [ 445.242638] RIP: 0010:dump_stack+0x358/0x39d [ 445.247068] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 445.265990] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 445.273726] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 445.281035] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 445.288328] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 445.295622] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 445.302916] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 445.310234] ? dump_stack+0x34f/0x39d [ 445.314079] ? dump_stack_print_info.cold.1+0x20/0x20 [ 445.319304] ? mark_held_locks+0x130/0x130 [ 445.323570] ? mark_held_locks+0x130/0x130 [ 445.327841] dump_header+0x27b/0xf72 [ 445.331592] ? pagefault_out_of_memory+0x197/0x197 [ 445.336560] ? __lock_acquire+0x62f/0x4c20 [ 445.340822] ? percpu_ref_get_many+0x240/0x240 [ 445.345456] ? print_usage_bug+0xc0/0xc0 [ 445.349549] ? zap_class+0x640/0x640 [ 445.353375] ? print_usage_bug+0xc0/0xc0 [ 445.357480] ? print_usage_bug+0xc0/0xc0 [ 445.361568] ? zap_class+0x640/0x640 [ 445.365315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.370937] ? find_held_lock+0x36/0x1c0 [ 445.375031] ? mark_held_locks+0xc7/0x130 [ 445.379207] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 445.384330] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 445.389457] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 445.394053] ? trace_hardirqs_on+0xbd/0x310 [ 445.398404] ? kasan_check_read+0x11/0x20 [ 445.402566] ? ___ratelimit+0x3b4/0x672 [ 445.406551] ? trace_hardirqs_off_caller+0x310/0x310 [ 445.411673] ? trace_hardirqs_on+0x310/0x310 [ 445.416107] ? lock_downgrade+0x900/0x900 [ 445.420287] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 445.425469] ? ___ratelimit+0x3b9/0x672 [ 445.429492] ? idr_get_free+0xf70/0xf70 [ 445.433495] ? find_held_lock+0x36/0x1c0 [ 445.437589] oom_kill_process.cold.27+0x10/0x903 [ 445.442370] ? zap_class+0x640/0x640 [ 445.446145] ? check_preemption_disabled+0x48/0x280 [ 445.451208] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 445.456168] ? kasan_check_read+0x11/0x20 [ 445.460342] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 445.465649] ? oom_evaluate_task+0x540/0x540 [ 445.470095] ? find_held_lock+0x36/0x1c0 [ 445.474182] ? out_of_memory+0x974/0x1430 [ 445.478357] ? lock_downgrade+0x900/0x900 [ 445.482544] ? check_preemption_disabled+0x48/0x280 [ 445.487587] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 445.492543] ? kasan_check_read+0x11/0x20 [ 445.496710] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 445.502009] ? rcu_softirq_qs+0x20/0x20 [ 445.506010] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.511574] ? oom_evaluate_task+0x302/0x540 [ 445.516014] out_of_memory+0xa84/0x1430 [ 445.520016] ? oom_killer_disable+0x3a0/0x3a0 [ 445.524544] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 445.529509] ? __ww_mutex_check_waiters+0x160/0x160 [ 445.534564] __alloc_pages_slowpath+0x2354/0x2e10 [ 445.539475] ? warn_alloc+0x120/0x120 [ 445.543293] ? mark_held_locks+0x130/0x130 [ 445.547602] ? find_get_entry+0xaae/0x1120 [ 445.551870] ? filemap_map_pages+0x1a20/0x1a20 [ 445.556480] ? zap_class+0x640/0x640 [ 445.560226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.565794] ? check_preemption_disabled+0x48/0x280 [ 445.570841] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.576415] ? should_fail+0x22d/0xd01 [ 445.580327] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 445.585448] ? zap_class+0x640/0x640 [ 445.589244] ? __lock_is_held+0xb5/0x140 [ 445.593326] ? mark_held_locks+0x130/0x130 [ 445.597577] ? lock_release+0xa00/0xa00 [ 445.601567] ? perf_trace_sched_process_exec+0x860/0x860 [ 445.607044] ? xa_load+0x2ba/0x460 [ 445.610607] ? lock_downgrade+0x900/0x900 [ 445.614784] ? __might_sleep+0x95/0x190 [ 445.618783] __alloc_pages_nodemask+0xa80/0xde0 [ 445.623492] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 445.628542] ? __page_cache_alloc+0x191/0x5c0 [ 445.633060] ? xa_load+0x2e1/0x460 [ 445.636628] ? xa_clear_mark+0x40/0x40 [ 445.640545] ? zap_class+0x640/0x640 [ 445.644288] ? zap_class+0x640/0x640 [ 445.648017] ? zap_class+0x640/0x640 [ 445.651749] ? __do_page_cache_readahead+0x663/0x810 [ 445.656882] ? find_held_lock+0x36/0x1c0 [ 445.660970] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 445.666542] alloc_pages_current+0x173/0x350 [ 445.670984] __page_cache_alloc+0x38c/0x5c0 [ 445.675322] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 445.680277] ? kasan_check_read+0x11/0x20 [ 445.684451] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 445.689762] ? generic_perform_write+0x6a0/0x6a0 [ 445.694552] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.700139] ? check_preemption_disabled+0x48/0x280 [ 445.705195] filemap_fault+0x1595/0x25f0 [ 445.709294] ? __lock_page_or_retry+0xa00/0xa00 [ 445.713999] ? mark_held_locks+0x130/0x130 [ 445.718279] ? filemap_map_pages+0xd6b/0x1a20 [ 445.722805] ? lock_downgrade+0x900/0x900 [ 445.726973] ? check_preemption_disabled+0x48/0x280 [ 445.732020] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 445.736976] ? kasan_check_read+0x11/0x20 [ 445.741148] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 445.746461] ? rcu_softirq_qs+0x20/0x20 [ 445.750481] ? filemap_map_pages+0xd92/0x1a20 [ 445.755018] ? find_get_entries_tag+0x1400/0x1400 [ 445.759890] ? __kernel_text_address+0xd/0x40 [ 445.764422] ? unwind_get_return_address+0x61/0xa0 [ 445.769412] ? lock_acquire+0x1ed/0x520 [ 445.773414] ? ext4_filemap_fault+0x7a/0xad [ 445.777761] ? lock_release+0xa00/0xa00 [ 445.781748] ? perf_trace_sched_process_exec+0x860/0x860 [ 445.787218] ? print_usage_bug+0xc0/0xc0 [ 445.791305] ? print_usage_bug+0xc0/0xc0 [ 445.795378] ? __x64_sys_read+0x73/0xb0 [ 445.799434] ? down_read+0x8d/0x120 [ 445.803080] ? ext4_filemap_fault+0x7a/0xad [ 445.807508] ? __down_interruptible+0x700/0x700 [ 445.812209] ? find_held_lock+0x36/0x1c0 [ 445.816301] ext4_filemap_fault+0x82/0xad [ 445.820486] __do_fault+0x100/0x6b0 [ 445.824142] ? lock_downgrade+0x900/0x900 [ 445.828319] ? pmd_devmap_trans_unstable+0x220/0x220 [ 445.833471] ? kasan_check_read+0x11/0x20 [ 445.837628] ? do_raw_spin_unlock+0xa7/0x330 [ 445.842060] ? do_raw_spin_trylock+0x270/0x270 [ 445.846687] __handle_mm_fault+0x3ea0/0x5be0 [ 445.851129] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 445.855998] ? find_held_lock+0x36/0x1c0 [ 445.860143] ? zap_class+0x640/0x640 [ 445.863886] ? zap_class+0x640/0x640 [ 445.867622] ? find_held_lock+0x36/0x1c0 [ 445.871712] ? handle_mm_fault+0x42a/0xc70 [ 445.876016] ? lock_downgrade+0x900/0x900 [ 445.880181] ? check_preemption_disabled+0x48/0x280 [ 445.885219] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 445.890164] ? kasan_check_read+0x11/0x20 [ 445.894332] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 445.899628] ? rcu_softirq_qs+0x20/0x20 [ 445.903624] ? trace_hardirqs_off_caller+0x310/0x310 [ 445.908756] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.914324] ? check_preemption_disabled+0x48/0x280 [ 445.919405] handle_mm_fault+0x54f/0xc70 [ 445.923496] ? __handle_mm_fault+0x5be0/0x5be0 [ 445.928106] ? find_vma+0x34/0x190 [ 445.931675] __do_page_fault+0x5e8/0xe60 [ 445.935750] ? trace_hardirqs_off+0xb8/0x310 [ 445.940173] ? kernel_write+0x120/0x120 [ 445.944189] do_page_fault+0xf2/0x7e0 [ 445.948007] ? vmalloc_sync_all+0x30/0x30 [ 445.952174] ? error_entry+0x70/0xd0 [ 445.955907] ? trace_hardirqs_off_caller+0xbb/0x310 [ 445.960938] ? trace_hardirqs_on_caller+0xc0/0x310 [ 445.965888] ? syscall_return_slowpath+0x5e0/0x5e0 [ 445.971321] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 445.976183] ? trace_hardirqs_on_caller+0x310/0x310 [ 445.981209] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 445.986680] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 445.991713] ? prepare_exit_to_usermode+0x291/0x3b0 [ 445.996741] ? page_fault+0x8/0x30 [ 446.000303] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 446.005173] ? page_fault+0x8/0x30 [ 446.008740] page_fault+0x1e/0x30 [ 446.012213] RIP: 0033:0x7ff3690bcdb4 [ 446.015955] Code: Bad RIP value. [ 446.019333] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 446.024716] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 446.032004] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 446.039296] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 446.046589] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 446.053878] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 446.061191] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 446.061206] warn_alloc_show_mem: 1 callbacks suppressed [ 446.061210] Mem-Info: [ 446.068484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 446.068494] Call Trace: [ 446.073886] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 446.073886] active_file:11 inactive_file:13 isolated_file:1 [ 446.073886] unevictable:0 dirty:0 writeback:0 unstable:0 [ 446.073886] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 446.073886] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 446.073886] free:13670 free_pcp:401 free_cma:0 [ 446.076272] [ 446.085660] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 446.088254] dump_stack+0x244/0x39d [ 446.121405] Node 0 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 [ 446.123579] ? dump_stack_print_info.cold.1+0x20/0x20 [ 446.151226] lowmem_reserve[]: 0 2818 6321 6321 [ 446.154906] warn_alloc.cold.116+0xb7/0x1bd [ 446.181000] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 446.186210] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 446.190772] lowmem_reserve[]: 0 0 3503 3503 [ 446.195116] ? lock_downgrade+0x900/0x900 [ 446.222701] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 446.227564] ? trace_hardirqs_off+0xb8/0x310 [ 446.231864] lowmem_reserve[]: 0 0 0 0 [ 446.236043] ? trace_hardirqs_off+0xb8/0x310 [ 446.265178] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 446.269606] __alloc_pages_slowpath+0x26e8/0x2e10 [ 446.273375] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 446.277854] ? warn_alloc+0x120/0x120 [ 446.291342] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 446.296206] ? warn_alloc+0x120/0x120 [ 446.311974] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 446.315779] ? mark_held_locks+0x130/0x130 [ 446.329369] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 446.329379] 1519 total pagecache pages [ 446.333205] ? warn_alloc+0x120/0x120 [ 446.342030] 0 pages in swap cache [ 446.346268] ? print_usage_bug+0xc0/0xc0 [ 446.354837] Swap cache stats: add 0, delete 0, find 0/0 [ 446.358736] ? lockdep_on+0x50/0x50 [ 446.362526] Free swap = 0kB [ 446.365990] ? print_usage_bug+0xc0/0xc0 [ 446.370027] Total swap = 0kB [ 446.375417] ? check_usage+0x1aa/0x790 [ 446.379023] 1965979 pages RAM [ 446.382050] ? __lock_is_held+0xb5/0x140 [ 446.386086] 0 pages HighMem/MovableOnly [ 446.386095] 342853 pages reserved [ 446.389130] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.392991] 0 pages cma reserved [ 446.393168] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 446.396108] ? should_fail+0x22d/0xd01 [ 446.400151] rsyslogd cpuset=/ mems_allowed=0 [ 446.404141] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 446.439932] ? __lock_acquire+0x62f/0x4c20 [ 446.444198] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 446.449320] ? __lock_acquire+0x62f/0x4c20 [ 446.453568] ? should_fail+0x22d/0xd01 [ 446.457479] ? mark_held_locks+0x130/0x130 [ 446.461734] ? mark_held_locks+0x130/0x130 [ 446.465984] ? find_held_lock+0x36/0x1c0 [ 446.470057] ? zap_class+0x640/0x640 [ 446.473793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.479347] ? check_preemption_disabled+0x48/0x280 [ 446.484408] ? __lock_is_held+0xb5/0x140 [ 446.488494] __alloc_pages_nodemask+0xa80/0xde0 [ 446.493181] ? zap_class+0x640/0x640 [ 446.496917] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 446.501961] ? find_held_lock+0x36/0x1c0 [ 446.506046] ? ____cache_alloc_node+0x1c7/0x1e0 [ 446.510739] ? lock_downgrade+0x900/0x900 [ 446.514917] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.520490] cache_grow_begin+0xa5/0x8c0 [ 446.524579] ? do_raw_spin_unlock+0xa7/0x330 [ 446.529020] fallback_alloc+0x204/0x2e0 [ 446.533025] ____cache_alloc_node+0x1c7/0x1e0 [ 446.537550] kmem_cache_alloc_node+0xe3/0x730 [ 446.542068] ? mark_held_locks+0xc7/0x130 [ 446.546250] __alloc_skb+0x119/0x770 [ 446.549997] ? netdev_alloc_frag+0x1f0/0x1f0 [ 446.554444] ? do_raw_spin_trylock+0x270/0x270 [ 446.559051] ? kmem_cache_alloc_trace+0x353/0x750 [ 446.563926] ? queue_work_on+0x12c/0x1e0 [ 446.568020] ? switchdev_port_obj_del+0xdc/0x440 [ 446.572805] ? switchdev_trans_item_enqueue+0x260/0x260 [ 446.578205] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 446.583251] __br_mdb_notify+0x4ff/0x15d0 [ 446.587453] ? __br_mdb_add+0x7f0/0x7f0 [ 446.591481] ? zap_class+0x640/0x640 [ 446.595231] ? br_multicast_group_expired+0x96/0x610 [ 446.600362] ? lock_downgrade+0x900/0x900 [ 446.604559] br_mdb_notify+0x310/0x410 [ 446.608474] ? br_mdb_dump+0x27b0/0x27b0 [ 446.612566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.618146] br_multicast_group_expired+0x1bc/0x610 [ 446.623248] ? br_mdb_free+0x80/0x80 [ 446.626999] call_timer_fn+0x272/0x920 [ 446.630911] ? br_mdb_free+0x80/0x80 [ 446.634651] ? process_timeout+0x40/0x40 [ 446.638745] ? __run_timers+0x7da/0xc70 [ 446.642743] ? _raw_spin_unlock_irq+0x27/0x80 [ 446.647256] ? _raw_spin_unlock_irq+0x27/0x80 [ 446.651773] ? br_mdb_free+0x80/0x80 [ 446.655511] ? lockdep_hardirqs_on+0x296/0x5b0 [ 446.660118] ? trace_hardirqs_on+0xbd/0x310 [ 446.664515] ? kasan_check_read+0x11/0x20 [ 446.668694] ? __run_timers+0x7da/0xc70 [ 446.672695] ? trace_hardirqs_off_caller+0x310/0x310 [ 446.677839] ? br_mdb_free+0x80/0x80 [ 446.681593] ? br_mdb_free+0x80/0x80 [ 446.685331] __run_timers+0x7e5/0xc70 [ 446.689166] ? timer_fixup_init+0x70/0x70 [ 446.693331] ? lock_downgrade+0x900/0x900 [ 446.697498] ? zap_class+0x640/0x640 [ 446.701254] ? pvclock_read_flags+0x160/0x160 [ 446.705769] ? hrtimer_start_range_ns+0xe00/0xe00 [ 446.710639] ? trace_hardirqs_on+0x310/0x310 [ 446.715080] ? kvm_clock_read+0x18/0x30 [ 446.719081] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 446.724117] ? ktime_get+0x2c1/0x400 [ 446.727853] ? zap_class+0x640/0x640 [ 446.731592] ? pvclock_read_flags+0x160/0x160 [ 446.736114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.741674] ? check_preemption_disabled+0x48/0x280 [ 446.746724] ? __lock_is_held+0xb5/0x140 [ 446.750814] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.756376] ? check_preemption_disabled+0x48/0x280 [ 446.761449] run_timer_softirq+0x52/0xb0 [ 446.765538] ? rcu_read_lock_sched_held+0x14f/0x180 [ 446.770581] __do_softirq+0x308/0xb7e [ 446.774438] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 446.779562] ? irq_exit+0xbd/0x1c0 [ 446.783128] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 446.788183] ? smp_reschedule_interrupt+0x109/0x650 [ 446.793238] ? smp_call_function_single_interrupt+0x650/0x650 [ 446.799151] ? ret_from_intr+0xb/0x1e [ 446.802979] ? trace_hardirqs_off_caller+0xbb/0x310 [ 446.808021] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 446.812886] ? trace_hardirqs_on_caller+0x310/0x310 [ 446.817921] ? task_prio+0x50/0x50 [ 446.821479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.827034] ? check_preemption_disabled+0x48/0x280 [ 446.832074] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 446.836939] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 446.841453] do_softirq_own_stack+0x2a/0x40 [ 446.845782] [ 446.848032] do_softirq.part.14+0x126/0x160 [ 446.852368] __local_bh_enable_ip+0x21d/0x260 [ 446.856899] __dev_queue_xmit+0x1aa3/0x3ad0 [ 446.861240] ? save_stack+0x43/0xd0 [ 446.864879] ? kasan_kmalloc+0xc7/0xe0 [ 446.868781] ? __kmalloc_node_track_caller+0x50/0x70 [ 446.873916] ? netdev_pick_tx+0x310/0x310 [ 446.878089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.883651] ? check_preemption_disabled+0x48/0x280 [ 446.888709] ? __lock_is_held+0xb5/0x140 [ 446.892803] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 446.897848] ? skb_release_data+0x1c4/0x880 [ 446.902202] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 446.907510] ? kasan_unpoison_shadow+0x35/0x50 [ 446.912175] ? skb_tx_error+0x2f0/0x2f0 [ 446.916185] ? __kmalloc_node_track_caller+0x50/0x70 [ 446.921320] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.926896] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 446.932478] ? kasan_check_write+0x14/0x20 [ 446.936747] ? pskb_expand_head+0x6b3/0x10f0 [ 446.941196] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 446.946696] ? skb_release_data+0x880/0x880 [ 446.951048] ? __alloc_skb+0x770/0x770 [ 446.954975] ? __lock_is_held+0xb5/0x140 [ 446.959075] ? kasan_check_write+0x14/0x20 [ 446.963339] ? __skb_clone+0x6c7/0xa00 [ 446.967258] ? __copy_skb_header+0x6b0/0x6b0 [ 446.971685] ? kmem_cache_alloc+0x33a/0x730 [ 446.976040] ? skb_ensure_writable+0x15e/0x640 [ 446.980652] dev_queue_xmit+0x17/0x20 [ 446.984474] ? dev_queue_xmit+0x17/0x20 [ 446.988489] __bpf_redirect+0x5cf/0xb20 [ 446.992502] ? __switch_to_asm+0x34/0x70 [ 446.996597] bpf_clone_redirect+0x2f6/0x490 [ 447.000943] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 447.005975] ? __sched_text_start+0x8/0x8 [ 447.010132] ? retint_kernel+0x2d/0x2d [ 447.014048] ? find_held_lock+0x36/0x1c0 [ 447.018130] ? lock_acquire+0x1ed/0x520 [ 447.022123] ? bpf_test_run+0x3cb/0x780 [ 447.026112] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.031663] ? check_preemption_disabled+0x48/0x280 [ 447.036697] ? kasan_check_read+0x11/0x20 [ 447.040856] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 447.046149] ? rcu_softirq_qs+0x20/0x20 [ 447.050145] ? preempt_schedule+0x4d/0x60 [ 447.054309] ? ___preempt_schedule+0x16/0x18 [ 447.058741] ? bpf_test_run+0x25d/0x780 [ 447.062740] ? netlink_diag_dump+0x2a0/0x2a0 [ 447.067170] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.072720] ? bpf_test_init.isra.10+0x70/0x100 [ 447.077422] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 447.082206] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 447.087057] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 447.092605] ? fput+0x130/0x1a0 [ 447.095898] ? __bpf_prog_get+0x9b/0x290 [ 447.100585] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 447.105437] ? bpf_prog_test_run+0x130/0x1a0 [ 447.109865] ? __x64_sys_bpf+0x3d8/0x520 [ 447.113940] ? bpf_prog_get+0x20/0x20 [ 447.117773] ? do_syscall_64+0x1b9/0x820 [ 447.121844] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 447.127225] ? syscall_return_slowpath+0x5e0/0x5e0 [ 447.132172] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.137029] ? trace_hardirqs_on_caller+0x310/0x310 [ 447.142059] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 447.147086] ? prepare_exit_to_usermode+0x291/0x3b0 [ 447.152120] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.156983] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 447.162378] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 447.162563] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 447.169169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 447.179644] syz-executor3 cpuset=syz3 mems_allowed=0 [ 447.188995] Call Trace: [ 447.196667] [ 447.198829] dump_stack+0x244/0x39d [ 447.202468] ? dump_stack_print_info.cold.1+0x20/0x20 [ 447.207679] warn_alloc.cold.116+0xb7/0x1bd [ 447.212007] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 447.216865] ? lock_downgrade+0x900/0x900 [ 447.221028] ? trace_hardirqs_off+0xb8/0x310 [ 447.225446] ? trace_hardirqs_off+0xb8/0x310 [ 447.229864] __alloc_pages_slowpath+0x26e8/0x2e10 [ 447.234737] ? warn_alloc+0x120/0x120 [ 447.238550] ? warn_alloc+0x120/0x120 [ 447.242354] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 447.247378] ? warn_alloc+0x120/0x120 [ 447.251195] ? print_usage_bug+0xc0/0xc0 [ 447.255261] ? print_usage_bug+0xc0/0xc0 [ 447.259325] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 447.264525] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.270069] ? should_fail+0x22d/0xd01 [ 447.273962] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 447.279068] ? __lock_acquire+0x62f/0x4c20 [ 447.283310] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 447.288419] ? should_fail+0x22d/0xd01 [ 447.292321] ? mark_held_locks+0x130/0x130 [ 447.296560] ? mark_held_locks+0x130/0x130 [ 447.300792] ? print_usage_bug+0xc0/0xc0 [ 447.304863] ? find_held_lock+0x36/0x1c0 [ 447.308940] ? zap_class+0x640/0x640 [ 447.312681] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.318227] ? check_preemption_disabled+0x48/0x280 [ 447.323259] ? __lock_is_held+0xb5/0x140 [ 447.327330] __alloc_pages_nodemask+0xa80/0xde0 [ 447.332007] ? zap_class+0x640/0x640 [ 447.335729] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 447.340760] ? find_held_lock+0x36/0x1c0 [ 447.344834] ? ____cache_alloc_node+0x1c7/0x1e0 [ 447.349511] ? lock_downgrade+0x900/0x900 [ 447.353676] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.359237] cache_grow_begin+0xa5/0x8c0 [ 447.363305] ? do_raw_spin_unlock+0xa7/0x330 [ 447.367731] fallback_alloc+0x204/0x2e0 [ 447.371721] ____cache_alloc_node+0x1c7/0x1e0 [ 447.376224] kmem_cache_alloc_node+0xe3/0x730 [ 447.380723] ? mark_held_locks+0xc7/0x130 [ 447.384893] __alloc_skb+0x119/0x770 [ 447.388647] ? netdev_alloc_frag+0x1f0/0x1f0 [ 447.393075] ? do_raw_spin_trylock+0x270/0x270 [ 447.397694] ? kmem_cache_alloc_trace+0x353/0x750 [ 447.402566] ? queue_work_on+0x12c/0x1e0 [ 447.406644] ? switchdev_port_obj_del+0xdc/0x440 [ 447.411418] ? switchdev_trans_item_enqueue+0x260/0x260 [ 447.416793] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 447.421819] __br_mdb_notify+0x4ff/0x15d0 [ 447.425984] ? __br_mdb_add+0x7f0/0x7f0 [ 447.429977] ? zap_class+0x640/0x640 [ 447.433720] ? br_multicast_group_expired+0x96/0x610 [ 447.438831] ? lock_downgrade+0x900/0x900 [ 447.443000] br_mdb_notify+0x310/0x410 [ 447.446904] ? br_mdb_dump+0x27b0/0x27b0 [ 447.450985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.456534] br_multicast_group_expired+0x1bc/0x610 [ 447.461556] ? br_mdb_free+0x80/0x80 [ 447.465284] call_timer_fn+0x272/0x920 [ 447.469173] ? br_mdb_free+0x80/0x80 [ 447.472894] ? process_timeout+0x40/0x40 [ 447.476971] ? mark_held_locks+0xc7/0x130 [ 447.481123] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.485616] ? _raw_spin_unlock_irq+0x27/0x80 [ 447.490112] ? br_mdb_free+0x80/0x80 [ 447.493837] ? lockdep_hardirqs_on+0x296/0x5b0 [ 447.498438] ? trace_hardirqs_on+0xbd/0x310 [ 447.502769] ? kasan_check_read+0x11/0x20 [ 447.506932] ? __run_timers+0x7da/0xc70 [ 447.510921] ? trace_hardirqs_off_caller+0x310/0x310 [ 447.516086] ? br_mdb_free+0x80/0x80 [ 447.519836] ? br_mdb_free+0x80/0x80 [ 447.523569] __run_timers+0x7e5/0xc70 [ 447.527419] ? timer_fixup_init+0x70/0x70 [ 447.531594] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 447.536650] ? zap_class+0x640/0x640 [ 447.540396] ? print_usage_bug+0xc0/0xc0 [ 447.544471] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 447.549689] ? find_held_lock+0x36/0x1c0 [ 447.553771] ? zap_class+0x640/0x640 [ 447.557537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.563102] ? check_preemption_disabled+0x48/0x280 [ 447.568141] ? __lock_is_held+0xb5/0x140 [ 447.572209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.577770] ? check_preemption_disabled+0x48/0x280 [ 447.582806] run_timer_softirq+0x52/0xb0 [ 447.586880] ? rcu_read_lock_sched_held+0x14f/0x180 [ 447.591912] __do_softirq+0x308/0xb7e [ 447.595727] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 447.600271] ? lock_downgrade+0x900/0x900 [ 447.604436] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 447.609550] ? pvclock_read_flags+0x160/0x160 [ 447.614053] ? lapic_next_event+0x5a/0x90 [ 447.618222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.623782] ? kvm_clock_read+0x18/0x30 [ 447.627764] ? kvm_sched_clock_read+0x9/0x20 [ 447.632190] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.637752] ? check_preemption_disabled+0x48/0x280 [ 447.642804] irq_exit+0x17f/0x1c0 [ 447.646286] smp_apic_timer_interrupt+0x1cb/0x760 [ 447.651175] ? smp_call_function_single_interrupt+0x650/0x650 [ 447.657094] ? interrupt_entry+0xb5/0xc0 [ 447.661209] ? trace_hardirqs_off_caller+0xbb/0x310 [ 447.666278] ? trace_hardirqs_off_caller+0xbb/0x310 [ 447.671330] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.676208] ? trace_hardirqs_on_caller+0x310/0x310 [ 447.681253] ? trace_hardirqs_on_caller+0x310/0x310 [ 447.686300] ? task_prio+0x50/0x50 [ 447.689871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.695457] ? check_preemption_disabled+0x48/0x280 [ 447.700512] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 447.705403] apic_timer_interrupt+0xf/0x20 [ 447.709654] [ 447.711904] RIP: 0010:dump_stack+0x358/0x39d [ 447.716315] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 447.735229] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 447.742948] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 447.750245] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 447.757535] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 447.764826] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 447.772119] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 447.779444] ? dump_stack+0x34f/0x39d [ 447.783298] ? dump_stack_print_info.cold.1+0x20/0x20 [ 447.788534] ? mark_held_locks+0x130/0x130 [ 447.792796] ? mark_held_locks+0x130/0x130 [ 447.797058] dump_header+0x27b/0xf72 [ 447.800804] ? pagefault_out_of_memory+0x197/0x197 [ 447.805803] ? __lock_acquire+0x62f/0x4c20 [ 447.810073] ? percpu_ref_get_many+0x240/0x240 [ 447.814687] ? print_usage_bug+0xc0/0xc0 [ 447.818779] ? zap_class+0x640/0x640 [ 447.822516] ? print_usage_bug+0xc0/0xc0 [ 447.826613] ? print_usage_bug+0xc0/0xc0 [ 447.830715] ? zap_class+0x640/0x640 [ 447.834462] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.840038] ? find_held_lock+0x36/0x1c0 [ 447.844141] ? mark_held_locks+0xc7/0x130 [ 447.848322] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 447.853458] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 447.858593] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 447.863210] ? trace_hardirqs_on+0xbd/0x310 [ 447.867557] ? kasan_check_read+0x11/0x20 [ 447.871727] ? ___ratelimit+0x3b4/0x672 [ 447.875752] ? trace_hardirqs_off_caller+0x310/0x310 [ 447.880884] ? trace_hardirqs_on+0x310/0x310 [ 447.885322] ? lock_downgrade+0x900/0x900 [ 447.889497] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 447.894628] ? ___ratelimit+0x3b9/0x672 [ 447.898654] ? idr_get_free+0xf70/0xf70 [ 447.902690] ? find_held_lock+0x36/0x1c0 [ 447.906858] oom_kill_process.cold.27+0x10/0x903 [ 447.911668] ? zap_class+0x640/0x640 [ 447.915398] ? check_preemption_disabled+0x48/0x280 [ 447.920429] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 447.925374] ? kasan_check_read+0x11/0x20 [ 447.929534] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 447.934836] ? oom_evaluate_task+0x540/0x540 [ 447.939268] ? find_held_lock+0x36/0x1c0 [ 447.943355] ? out_of_memory+0x974/0x1430 [ 447.947523] ? lock_downgrade+0x900/0x900 [ 447.951694] ? check_preemption_disabled+0x48/0x280 [ 447.956748] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 447.961704] ? kasan_check_read+0x11/0x20 [ 447.965871] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 447.971328] ? rcu_softirq_qs+0x20/0x20 [ 447.975320] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.980874] ? oom_evaluate_task+0x302/0x540 [ 447.985297] out_of_memory+0xa84/0x1430 [ 447.989291] ? oom_killer_disable+0x3a0/0x3a0 [ 447.993823] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 447.998774] ? __ww_mutex_check_waiters+0x160/0x160 [ 448.003826] __alloc_pages_slowpath+0x2354/0x2e10 [ 448.008721] ? warn_alloc+0x120/0x120 [ 448.012530] ? mark_held_locks+0x130/0x130 [ 448.016787] ? find_get_entry+0xaae/0x1120 [ 448.021046] ? filemap_map_pages+0x1a20/0x1a20 [ 448.025655] ? zap_class+0x640/0x640 [ 448.029403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.034965] ? check_preemption_disabled+0x48/0x280 [ 448.039998] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.045553] ? should_fail+0x22d/0xd01 [ 448.049462] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.054603] ? zap_class+0x640/0x640 [ 448.058362] ? __lock_is_held+0xb5/0x140 [ 448.062467] ? mark_held_locks+0x130/0x130 [ 448.066766] ? lock_release+0xa00/0xa00 [ 448.070762] ? perf_trace_sched_process_exec+0x860/0x860 [ 448.076242] ? xa_load+0x2ba/0x460 [ 448.079803] ? lock_downgrade+0x900/0x900 [ 448.083974] ? __might_sleep+0x95/0x190 [ 448.087969] __alloc_pages_nodemask+0xa80/0xde0 [ 448.092679] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 448.097723] ? __page_cache_alloc+0x191/0x5c0 [ 448.102232] ? xa_load+0x2e1/0x460 [ 448.105786] ? xa_clear_mark+0x40/0x40 [ 448.109714] ? zap_class+0x640/0x640 [ 448.113450] ? zap_class+0x640/0x640 [ 448.117175] ? zap_class+0x640/0x640 [ 448.120943] ? __do_page_cache_readahead+0x663/0x810 [ 448.126102] ? find_held_lock+0x36/0x1c0 [ 448.130196] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 448.135752] alloc_pages_current+0x173/0x350 [ 448.140172] __page_cache_alloc+0x38c/0x5c0 [ 448.144498] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 448.149442] ? kasan_check_read+0x11/0x20 [ 448.153607] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 448.158918] ? generic_perform_write+0x6a0/0x6a0 [ 448.163706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.169269] ? check_preemption_disabled+0x48/0x280 [ 448.174310] filemap_fault+0x1595/0x25f0 [ 448.178408] ? __lock_page_or_retry+0xa00/0xa00 [ 448.183108] ? mark_held_locks+0x130/0x130 [ 448.187401] ? filemap_map_pages+0xd6b/0x1a20 [ 448.191924] ? lock_downgrade+0x900/0x900 [ 448.196092] ? check_preemption_disabled+0x48/0x280 [ 448.201134] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 448.206082] ? kasan_check_read+0x11/0x20 [ 448.210245] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 448.215552] ? rcu_softirq_qs+0x20/0x20 [ 448.219836] ? filemap_map_pages+0xd92/0x1a20 [ 448.224360] ? find_get_entries_tag+0x1400/0x1400 [ 448.229224] ? __kernel_text_address+0xd/0x40 [ 448.233748] ? unwind_get_return_address+0x61/0xa0 [ 448.238717] ? lock_acquire+0x1ed/0x520 [ 448.242713] ? ext4_filemap_fault+0x7a/0xad [ 448.247063] ? lock_release+0xa00/0xa00 [ 448.251042] ? perf_trace_sched_process_exec+0x860/0x860 [ 448.256542] ? print_usage_bug+0xc0/0xc0 [ 448.260615] ? print_usage_bug+0xc0/0xc0 [ 448.264688] ? __x64_sys_read+0x73/0xb0 [ 448.268693] ? down_read+0x8d/0x120 [ 448.272332] ? ext4_filemap_fault+0x7a/0xad [ 448.276687] ? __down_interruptible+0x700/0x700 [ 448.281368] ? find_held_lock+0x36/0x1c0 [ 448.285452] ext4_filemap_fault+0x82/0xad [ 448.289620] __do_fault+0x100/0x6b0 [ 448.293263] ? lock_downgrade+0x900/0x900 [ 448.297425] ? pmd_devmap_trans_unstable+0x220/0x220 [ 448.302552] ? kasan_check_read+0x11/0x20 [ 448.306709] ? do_raw_spin_unlock+0xa7/0x330 [ 448.311123] ? do_raw_spin_trylock+0x270/0x270 [ 448.315745] __handle_mm_fault+0x3ea0/0x5be0 [ 448.320176] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 448.325049] ? find_held_lock+0x36/0x1c0 [ 448.329137] ? zap_class+0x640/0x640 [ 448.332860] ? zap_class+0x640/0x640 [ 448.336590] ? find_held_lock+0x36/0x1c0 [ 448.340694] ? handle_mm_fault+0x42a/0xc70 [ 448.344965] ? lock_downgrade+0x900/0x900 [ 448.349146] ? check_preemption_disabled+0x48/0x280 [ 448.354186] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 448.359131] ? kasan_check_read+0x11/0x20 [ 448.363293] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 448.368606] ? rcu_softirq_qs+0x20/0x20 [ 448.372593] ? trace_hardirqs_off_caller+0x310/0x310 [ 448.377706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.383252] ? check_preemption_disabled+0x48/0x280 [ 448.388280] handle_mm_fault+0x54f/0xc70 [ 448.392354] ? __handle_mm_fault+0x5be0/0x5be0 [ 448.396951] ? find_vma+0x34/0x190 [ 448.400503] __do_page_fault+0x5e8/0xe60 [ 448.404568] ? trace_hardirqs_off+0xb8/0x310 [ 448.408989] ? kernel_write+0x120/0x120 [ 448.412978] do_page_fault+0xf2/0x7e0 [ 448.416794] ? vmalloc_sync_all+0x30/0x30 [ 448.420954] ? error_entry+0x70/0xd0 [ 448.424677] ? trace_hardirqs_off_caller+0xbb/0x310 [ 448.429700] ? trace_hardirqs_on_caller+0xc0/0x310 [ 448.434637] ? syscall_return_slowpath+0x5e0/0x5e0 [ 448.439571] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 448.444431] ? trace_hardirqs_on_caller+0x310/0x310 [ 448.449453] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 448.454922] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 448.459957] ? prepare_exit_to_usermode+0x291/0x3b0 [ 448.464983] ? page_fault+0x8/0x30 [ 448.468537] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 448.473401] ? page_fault+0x8/0x30 [ 448.476947] page_fault+0x1e/0x30 [ 448.480416] RIP: 0033:0x7ff3690bcdb4 [ 448.484143] Code: Bad RIP value. [ 448.487508] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 448.492874] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 448.500153] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 448.507429] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 448.514708] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 448.521982] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 448.529287] warn_alloc_show_mem: 1 callbacks suppressed [ 448.529300] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 448.529301] Mem-Info: [ 448.529332] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 448.529332] active_file:11 inactive_file:13 isolated_file:1 [ 448.529332] unevictable:0 dirty:0 writeback:0 unstable:0 [ 448.529332] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 448.529332] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 448.529332] free:13670 free_pcp:401 free_cma:0 [ 448.534693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.541977] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 448.541986] Node 0 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 [ 448.544427] Call Trace: [ 448.577558] lowmem_reserve[]: 0 2818 6321 6321 [ 448.586938] [ 448.614625] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 448.640760] dump_stack+0x244/0x39d [ 448.643331] lowmem_reserve[]: 0 0 3503 3503 [ 448.647922] ? dump_stack_print_info.cold.1+0x20/0x20 [ 448.650037] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 448.677654] warn_alloc.cold.116+0xb7/0x1bd [ 448.681263] lowmem_reserve[]: 0 0 0 0 [ 448.685598] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 448.690765] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 448.719972] ? lock_downgrade+0x900/0x900 [ 448.724266] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 448.728076] ? trace_hardirqs_off+0xb8/0x310 [ 448.732887] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 448.746434] ? trace_hardirqs_off+0xb8/0x310 [ 448.750570] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 448.766358] __alloc_pages_slowpath+0x26e8/0x2e10 [ 448.770750] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 448.784392] ? warn_alloc+0x120/0x120 [ 448.788749] 1519 total pagecache pages [ 448.797592] ? warn_alloc+0x120/0x120 [ 448.802426] 0 pages in swap cache [ 448.811000] ? mark_held_locks+0x130/0x130 [ 448.814781] Swap cache stats: add 0, delete 0, find 0/0 [ 448.818666] ? warn_alloc+0x120/0x120 [ 448.822439] Free swap = 0kB [ 448.822448] Total swap = 0kB [ 448.825898] ? print_usage_bug+0xc0/0xc0 [ 448.830105] 1965979 pages RAM [ 448.835470] ? print_usage_bug+0xc0/0xc0 [ 448.839240] 0 pages HighMem/MovableOnly [ 448.842261] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 448.845248] 342853 pages reserved [ 448.845256] 0 pages cma reserved [ 448.849326] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.852579] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 448.856468] ? should_fail+0x22d/0xd01 [ 448.860423] rsyslogd cpuset=/ mems_allowed=0 [ 448.865615] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.901336] ? __lock_acquire+0x62f/0x4c20 [ 448.905590] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 448.910697] ? __lock_acquire+0x62f/0x4c20 [ 448.914938] ? should_fail+0x22d/0xd01 [ 448.918846] ? mark_held_locks+0x130/0x130 [ 448.923087] ? mark_held_locks+0x130/0x130 [ 448.927331] ? find_held_lock+0x36/0x1c0 [ 448.931407] ? zap_class+0x640/0x640 [ 448.935135] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.940682] ? check_preemption_disabled+0x48/0x280 [ 448.945722] ? __lock_is_held+0xb5/0x140 [ 448.949793] __alloc_pages_nodemask+0xa80/0xde0 [ 448.954472] ? zap_class+0x640/0x640 [ 448.958197] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 448.963230] ? find_held_lock+0x36/0x1c0 [ 448.967306] ? ____cache_alloc_node+0x1c7/0x1e0 [ 448.971985] ? lock_downgrade+0x900/0x900 [ 448.976143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.981702] cache_grow_begin+0xa5/0x8c0 [ 448.985770] ? do_raw_spin_unlock+0xa7/0x330 [ 448.990193] fallback_alloc+0x204/0x2e0 [ 448.994185] ____cache_alloc_node+0x1c7/0x1e0 [ 448.998690] kmem_cache_alloc_node+0xe3/0x730 [ 449.003195] ? mark_held_locks+0xc7/0x130 [ 449.007357] __alloc_skb+0x119/0x770 [ 449.011097] ? netdev_alloc_frag+0x1f0/0x1f0 [ 449.015512] ? do_raw_spin_trylock+0x270/0x270 [ 449.020103] ? kmem_cache_alloc_trace+0x353/0x750 [ 449.024958] ? queue_work_on+0x12c/0x1e0 [ 449.029031] ? switchdev_port_obj_del+0xdc/0x440 [ 449.033799] ? switchdev_trans_item_enqueue+0x260/0x260 [ 449.039178] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 449.044210] __br_mdb_notify+0x4ff/0x15d0 [ 449.048379] ? __br_mdb_add+0x7f0/0x7f0 [ 449.052422] ? zap_class+0x640/0x640 [ 449.056168] ? br_multicast_group_expired+0x96/0x610 [ 449.061293] ? lock_downgrade+0x900/0x900 [ 449.065462] br_mdb_notify+0x310/0x410 [ 449.069368] ? br_mdb_dump+0x27b0/0x27b0 [ 449.073459] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.079027] br_multicast_group_expired+0x1bc/0x610 [ 449.084068] ? br_mdb_free+0x80/0x80 [ 449.087806] call_timer_fn+0x272/0x920 [ 449.091704] ? br_mdb_free+0x80/0x80 [ 449.095430] ? process_timeout+0x40/0x40 [ 449.100024] ? __run_timers+0x7da/0xc70 [ 449.104005] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.108512] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.113018] ? br_mdb_free+0x80/0x80 [ 449.116751] ? lockdep_hardirqs_on+0x296/0x5b0 [ 449.121345] ? trace_hardirqs_on+0xbd/0x310 [ 449.125674] ? kasan_check_read+0x11/0x20 [ 449.129834] ? __run_timers+0x7da/0xc70 [ 449.133817] ? trace_hardirqs_off_caller+0x310/0x310 [ 449.138940] ? br_mdb_free+0x80/0x80 [ 449.142672] ? br_mdb_free+0x80/0x80 [ 449.146402] __run_timers+0x7e5/0xc70 [ 449.150223] ? timer_fixup_init+0x70/0x70 [ 449.154383] ? lock_downgrade+0x900/0x900 [ 449.158552] ? zap_class+0x640/0x640 [ 449.162286] ? pvclock_read_flags+0x160/0x160 [ 449.166784] ? hrtimer_start_range_ns+0xe00/0xe00 [ 449.171637] ? trace_hardirqs_on+0x310/0x310 [ 449.176062] ? kvm_clock_read+0x18/0x30 [ 449.180044] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 449.185062] ? ktime_get+0x2c1/0x400 [ 449.188785] ? zap_class+0x640/0x640 [ 449.192505] ? pvclock_read_flags+0x160/0x160 [ 449.197008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.202554] ? check_preemption_disabled+0x48/0x280 [ 449.207589] ? __lock_is_held+0xb5/0x140 [ 449.211657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.217208] ? check_preemption_disabled+0x48/0x280 [ 449.222239] run_timer_softirq+0x52/0xb0 [ 449.226307] ? rcu_read_lock_sched_held+0x14f/0x180 [ 449.231329] __do_softirq+0x308/0xb7e [ 449.235144] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 449.240258] ? irq_exit+0xbd/0x1c0 [ 449.243803] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 449.248820] ? smp_reschedule_interrupt+0x109/0x650 [ 449.253848] ? smp_call_function_single_interrupt+0x650/0x650 [ 449.259742] ? ret_from_intr+0xb/0x1e [ 449.263547] ? trace_hardirqs_off_caller+0xbb/0x310 [ 449.268572] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 449.273431] ? trace_hardirqs_on_caller+0x310/0x310 [ 449.278456] ? task_prio+0x50/0x50 [ 449.282008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.287554] ? check_preemption_disabled+0x48/0x280 [ 449.292585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 449.297461] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 449.302008] do_softirq_own_stack+0x2a/0x40 [ 449.306350] [ 449.308612] do_softirq.part.14+0x126/0x160 [ 449.312940] __local_bh_enable_ip+0x21d/0x260 [ 449.317444] __dev_queue_xmit+0x1aa3/0x3ad0 [ 449.321778] ? save_stack+0x43/0xd0 [ 449.325414] ? kasan_kmalloc+0xc7/0xe0 [ 449.329304] ? __kmalloc_node_track_caller+0x50/0x70 [ 449.334422] ? netdev_pick_tx+0x310/0x310 [ 449.338580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.344124] ? check_preemption_disabled+0x48/0x280 [ 449.349165] ? __lock_is_held+0xb5/0x140 [ 449.353238] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 449.358263] ? skb_release_data+0x1c4/0x880 [ 449.362596] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 449.367886] ? kasan_unpoison_shadow+0x35/0x50 [ 449.372481] ? skb_tx_error+0x2f0/0x2f0 [ 449.376469] ? __kmalloc_node_track_caller+0x50/0x70 [ 449.381586] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.387133] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 449.392692] ? kasan_check_write+0x14/0x20 [ 449.396937] ? pskb_expand_head+0x6b3/0x10f0 [ 449.401355] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 449.406831] ? skb_release_data+0x880/0x880 [ 449.411164] ? __alloc_skb+0x770/0x770 [ 449.415066] ? __lock_is_held+0xb5/0x140 [ 449.419144] ? kasan_check_write+0x14/0x20 [ 449.423398] ? __skb_clone+0x6c7/0xa00 [ 449.427298] ? __copy_skb_header+0x6b0/0x6b0 [ 449.431716] ? kmem_cache_alloc+0x33a/0x730 [ 449.436052] ? skb_ensure_writable+0x15e/0x640 [ 449.440659] dev_queue_xmit+0x17/0x20 [ 449.444465] ? dev_queue_xmit+0x17/0x20 [ 449.448444] __bpf_redirect+0x5cf/0xb20 [ 449.452425] ? __switch_to_asm+0x34/0x70 [ 449.456496] bpf_clone_redirect+0x2f6/0x490 [ 449.460833] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 449.465862] ? __sched_text_start+0x8/0x8 [ 449.470021] ? retint_kernel+0x2d/0x2d [ 449.473927] ? find_held_lock+0x36/0x1c0 [ 449.478001] ? lock_acquire+0x1ed/0x520 [ 449.481979] ? bpf_test_run+0x3cb/0x780 [ 449.485959] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.491506] ? check_preemption_disabled+0x48/0x280 [ 449.496535] ? kasan_check_read+0x11/0x20 [ 449.500686] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 449.505976] ? rcu_softirq_qs+0x20/0x20 [ 449.509964] ? preempt_schedule+0x4d/0x60 [ 449.514116] ? ___preempt_schedule+0x16/0x18 [ 449.518544] ? bpf_test_run+0x25d/0x780 [ 449.522543] ? netlink_diag_dump+0x2a0/0x2a0 [ 449.526961] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.532505] ? bpf_test_init.isra.10+0x70/0x100 [ 449.537193] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 449.541978] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 449.546840] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 449.552407] ? fput+0x130/0x1a0 [ 449.555707] ? __bpf_prog_get+0x9b/0x290 [ 449.559797] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 449.564658] ? bpf_prog_test_run+0x130/0x1a0 [ 449.569086] ? __x64_sys_bpf+0x3d8/0x520 [ 449.573169] ? bpf_prog_get+0x20/0x20 [ 449.577004] ? do_syscall_64+0x1b9/0x820 [ 449.581076] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 449.586451] ? syscall_return_slowpath+0x5e0/0x5e0 [ 449.591395] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 449.596252] ? trace_hardirqs_on_caller+0x310/0x310 [ 449.601280] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 449.606305] ? prepare_exit_to_usermode+0x291/0x3b0 [ 449.611349] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 449.616211] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 449.621609] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 449.621768] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 449.628370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 449.628379] Call Trace: [ 449.638873] syz-executor3 cpuset=syz3 mems_allowed=0 [ 449.648233] [ 449.658056] dump_stack+0x244/0x39d [ 449.661698] ? dump_stack_print_info.cold.1+0x20/0x20 [ 449.666905] warn_alloc.cold.116+0xb7/0x1bd [ 449.671232] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 449.676084] ? lock_downgrade+0x900/0x900 [ 449.680247] ? trace_hardirqs_off+0xb8/0x310 [ 449.684671] ? trace_hardirqs_off+0xb8/0x310 [ 449.689093] __alloc_pages_slowpath+0x26e8/0x2e10 [ 449.693969] ? warn_alloc+0x120/0x120 [ 449.697775] ? warn_alloc+0x120/0x120 [ 449.701586] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 449.706610] ? warn_alloc+0x120/0x120 [ 449.710421] ? print_usage_bug+0xc0/0xc0 [ 449.714491] ? print_usage_bug+0xc0/0xc0 [ 449.718553] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 449.723766] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.729313] ? should_fail+0x22d/0xd01 [ 449.733213] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 449.738325] ? __lock_acquire+0x62f/0x4c20 [ 449.742565] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 449.747673] ? should_fail+0x22d/0xd01 [ 449.751587] ? mark_held_locks+0x130/0x130 [ 449.755830] ? mark_held_locks+0x130/0x130 [ 449.760069] ? print_usage_bug+0xc0/0xc0 [ 449.764135] ? find_held_lock+0x36/0x1c0 [ 449.768202] ? zap_class+0x640/0x640 [ 449.771924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.777465] ? check_preemption_disabled+0x48/0x280 [ 449.782496] ? __lock_is_held+0xb5/0x140 [ 449.786566] __alloc_pages_nodemask+0xa80/0xde0 [ 449.791238] ? zap_class+0x640/0x640 [ 449.794959] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 449.799989] ? find_held_lock+0x36/0x1c0 [ 449.804067] ? ____cache_alloc_node+0x1c7/0x1e0 [ 449.808749] ? lock_downgrade+0x900/0x900 [ 449.812913] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.818459] cache_grow_begin+0xa5/0x8c0 [ 449.822525] ? do_raw_spin_unlock+0xa7/0x330 [ 449.826948] fallback_alloc+0x204/0x2e0 [ 449.830929] ____cache_alloc_node+0x1c7/0x1e0 [ 449.835434] kmem_cache_alloc_node+0xe3/0x730 [ 449.839931] ? mark_held_locks+0xc7/0x130 [ 449.844099] __alloc_skb+0x119/0x770 [ 449.847825] ? netdev_alloc_frag+0x1f0/0x1f0 [ 449.852238] ? do_raw_spin_trylock+0x270/0x270 [ 449.856827] ? kmem_cache_alloc_trace+0x353/0x750 [ 449.861679] ? queue_work_on+0x12c/0x1e0 [ 449.865752] ? switchdev_port_obj_del+0xdc/0x440 [ 449.870517] ? switchdev_trans_item_enqueue+0x260/0x260 [ 449.875920] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 449.880946] __br_mdb_notify+0x4ff/0x15d0 [ 449.885106] ? __br_mdb_add+0x7f0/0x7f0 [ 449.889094] ? zap_class+0x640/0x640 [ 449.892823] ? br_multicast_group_expired+0x96/0x610 [ 449.897929] ? lock_downgrade+0x900/0x900 [ 449.902085] br_mdb_notify+0x310/0x410 [ 449.905977] ? br_mdb_dump+0x27b0/0x27b0 [ 449.910055] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.915608] br_multicast_group_expired+0x1bc/0x610 [ 449.920631] ? br_mdb_free+0x80/0x80 [ 449.924364] call_timer_fn+0x272/0x920 [ 449.928259] ? br_mdb_free+0x80/0x80 [ 449.931976] ? process_timeout+0x40/0x40 [ 449.936051] ? mark_held_locks+0xc7/0x130 [ 449.940201] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.944714] ? _raw_spin_unlock_irq+0x27/0x80 [ 449.949210] ? br_mdb_free+0x80/0x80 [ 449.952926] ? lockdep_hardirqs_on+0x296/0x5b0 [ 449.957519] ? trace_hardirqs_on+0xbd/0x310 [ 449.961859] ? kasan_check_read+0x11/0x20 [ 449.966016] ? __run_timers+0x7da/0xc70 [ 449.970236] ? trace_hardirqs_off_caller+0x310/0x310 [ 449.975349] ? br_mdb_free+0x80/0x80 [ 449.979069] ? br_mdb_free+0x80/0x80 [ 449.982789] __run_timers+0x7e5/0xc70 [ 449.986604] ? timer_fixup_init+0x70/0x70 [ 449.990761] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 449.995782] ? zap_class+0x640/0x640 [ 449.999504] ? print_usage_bug+0xc0/0xc0 [ 450.003569] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 450.008768] ? find_held_lock+0x36/0x1c0 [ 450.012834] ? zap_class+0x640/0x640 [ 450.016564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.022106] ? check_preemption_disabled+0x48/0x280 [ 450.027135] ? __lock_is_held+0xb5/0x140 [ 450.031214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.036759] ? check_preemption_disabled+0x48/0x280 [ 450.041788] run_timer_softirq+0x52/0xb0 [ 450.045854] ? rcu_read_lock_sched_held+0x14f/0x180 [ 450.050876] __do_softirq+0x308/0xb7e [ 450.054693] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 450.059189] ? lock_downgrade+0x900/0x900 [ 450.063345] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 450.068466] ? pvclock_read_flags+0x160/0x160 [ 450.072969] ? lapic_next_event+0x5a/0x90 [ 450.077120] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.082672] ? kvm_clock_read+0x18/0x30 [ 450.086647] ? kvm_sched_clock_read+0x9/0x20 [ 450.091062] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.096605] ? check_preemption_disabled+0x48/0x280 [ 450.101636] irq_exit+0x17f/0x1c0 [ 450.105100] smp_apic_timer_interrupt+0x1cb/0x760 [ 450.109951] ? smp_call_function_single_interrupt+0x650/0x650 [ 450.115841] ? interrupt_entry+0xb5/0xc0 [ 450.119904] ? trace_hardirqs_off_caller+0xbb/0x310 [ 450.124918] ? trace_hardirqs_off_caller+0xbb/0x310 [ 450.129950] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 450.134798] ? trace_hardirqs_on_caller+0x310/0x310 [ 450.139819] ? trace_hardirqs_on_caller+0x310/0x310 [ 450.144837] ? task_prio+0x50/0x50 [ 450.148380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.153948] ? check_preemption_disabled+0x48/0x280 [ 450.158976] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 450.163835] apic_timer_interrupt+0xf/0x20 [ 450.168068] [ 450.170311] RIP: 0010:dump_stack+0x358/0x39d [ 450.174722] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 450.194240] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 450.201950] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 450.209215] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 450.216484] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 450.223758] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 450.231030] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 450.238333] ? dump_stack+0x34f/0x39d [ 450.242150] ? dump_stack_print_info.cold.1+0x20/0x20 [ 450.247347] ? mark_held_locks+0x130/0x130 [ 450.251586] ? mark_held_locks+0x130/0x130 [ 450.255833] dump_header+0x27b/0xf72 [ 450.259573] ? pagefault_out_of_memory+0x197/0x197 [ 450.264515] ? __lock_acquire+0x62f/0x4c20 [ 450.268756] ? percpu_ref_get_many+0x240/0x240 [ 450.273347] ? print_usage_bug+0xc0/0xc0 [ 450.277423] ? zap_class+0x640/0x640 [ 450.281142] ? print_usage_bug+0xc0/0xc0 [ 450.285201] ? print_usage_bug+0xc0/0xc0 [ 450.289270] ? zap_class+0x640/0x640 [ 450.292991] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.298537] ? find_held_lock+0x36/0x1c0 [ 450.302614] ? mark_held_locks+0xc7/0x130 [ 450.306771] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 450.311872] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 450.316976] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 450.321561] ? trace_hardirqs_on+0xbd/0x310 [ 450.325884] ? kasan_check_read+0x11/0x20 [ 450.330033] ? ___ratelimit+0x3b4/0x672 [ 450.334051] ? trace_hardirqs_off_caller+0x310/0x310 [ 450.339173] ? trace_hardirqs_on+0x310/0x310 [ 450.343590] ? lock_downgrade+0x900/0x900 [ 450.347751] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 450.352859] ? ___ratelimit+0x3b9/0x672 [ 450.356839] ? idr_get_free+0xf70/0xf70 [ 450.360815] ? find_held_lock+0x36/0x1c0 [ 450.364891] oom_kill_process.cold.27+0x10/0x903 [ 450.369654] ? zap_class+0x640/0x640 [ 450.373376] ? check_preemption_disabled+0x48/0x280 [ 450.378413] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 450.383355] ? kasan_check_read+0x11/0x20 [ 450.387510] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 450.392793] ? oom_evaluate_task+0x540/0x540 [ 450.397208] ? find_held_lock+0x36/0x1c0 [ 450.401279] ? out_of_memory+0x974/0x1430 [ 450.405430] ? lock_downgrade+0x900/0x900 [ 450.409580] ? check_preemption_disabled+0x48/0x280 [ 450.414606] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 450.419546] ? kasan_check_read+0x11/0x20 [ 450.423695] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 450.428973] ? rcu_softirq_qs+0x20/0x20 [ 450.432957] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.438502] ? oom_evaluate_task+0x302/0x540 [ 450.442923] out_of_memory+0xa84/0x1430 [ 450.446907] ? oom_killer_disable+0x3a0/0x3a0 [ 450.451411] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 450.456353] ? __ww_mutex_check_waiters+0x160/0x160 [ 450.461405] __alloc_pages_slowpath+0x2354/0x2e10 [ 450.466281] ? warn_alloc+0x120/0x120 [ 450.470084] ? mark_held_locks+0x130/0x130 [ 450.474325] ? find_get_entry+0xaae/0x1120 [ 450.478571] ? filemap_map_pages+0x1a20/0x1a20 [ 450.483165] ? zap_class+0x640/0x640 [ 450.486918] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.492458] ? check_preemption_disabled+0x48/0x280 [ 450.497479] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.503025] ? should_fail+0x22d/0xd01 [ 450.506926] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 450.512034] ? zap_class+0x640/0x640 [ 450.515782] ? __lock_is_held+0xb5/0x140 [ 450.519856] ? mark_held_locks+0x130/0x130 [ 450.524107] ? lock_release+0xa00/0xa00 [ 450.528087] ? perf_trace_sched_process_exec+0x860/0x860 [ 450.533560] ? xa_load+0x2ba/0x460 [ 450.537106] ? lock_downgrade+0x900/0x900 [ 450.541260] ? __might_sleep+0x95/0x190 [ 450.545242] __alloc_pages_nodemask+0xa80/0xde0 [ 450.549922] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 450.554943] ? __page_cache_alloc+0x191/0x5c0 [ 450.559442] ? xa_load+0x2e1/0x460 [ 450.562984] ? xa_clear_mark+0x40/0x40 [ 450.566880] ? zap_class+0x640/0x640 [ 450.570607] ? zap_class+0x640/0x640 [ 450.574320] ? zap_class+0x640/0x640 [ 450.578041] ? __do_page_cache_readahead+0x663/0x810 [ 450.583154] ? find_held_lock+0x36/0x1c0 [ 450.587236] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 450.592788] alloc_pages_current+0x173/0x350 [ 450.597206] __page_cache_alloc+0x38c/0x5c0 [ 450.601532] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 450.606464] ? kasan_check_read+0x11/0x20 [ 450.610616] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 450.615899] ? generic_perform_write+0x6a0/0x6a0 [ 450.620665] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.626207] ? check_preemption_disabled+0x48/0x280 [ 450.631234] filemap_fault+0x1595/0x25f0 [ 450.635311] ? __lock_page_or_retry+0xa00/0xa00 [ 450.639990] ? mark_held_locks+0x130/0x130 [ 450.644236] ? filemap_map_pages+0xd6b/0x1a20 [ 450.648742] ? lock_downgrade+0x900/0x900 [ 450.652894] ? check_preemption_disabled+0x48/0x280 [ 450.657920] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 450.662855] ? kasan_check_read+0x11/0x20 [ 450.667005] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 450.672284] ? rcu_softirq_qs+0x20/0x20 [ 450.676281] ? filemap_map_pages+0xd92/0x1a20 [ 450.680796] ? find_get_entries_tag+0x1400/0x1400 [ 450.685677] ? __kernel_text_address+0xd/0x40 [ 450.690176] ? unwind_get_return_address+0x61/0xa0 [ 450.695126] ? lock_acquire+0x1ed/0x520 [ 450.699100] ? ext4_filemap_fault+0x7a/0xad [ 450.703435] ? lock_release+0xa00/0xa00 [ 450.707415] ? perf_trace_sched_process_exec+0x860/0x860 [ 450.712867] ? print_usage_bug+0xc0/0xc0 [ 450.716931] ? print_usage_bug+0xc0/0xc0 [ 450.720997] ? __x64_sys_read+0x73/0xb0 [ 450.724990] ? down_read+0x8d/0x120 [ 450.728615] ? ext4_filemap_fault+0x7a/0xad [ 450.732938] ? __down_interruptible+0x700/0x700 [ 450.737613] ? find_held_lock+0x36/0x1c0 [ 450.741691] ext4_filemap_fault+0x82/0xad [ 450.745844] __do_fault+0x100/0x6b0 [ 450.749477] ? lock_downgrade+0x900/0x900 [ 450.753628] ? pmd_devmap_trans_unstable+0x220/0x220 [ 450.758747] ? kasan_check_read+0x11/0x20 [ 450.762895] ? do_raw_spin_unlock+0xa7/0x330 [ 450.767305] ? do_raw_spin_trylock+0x270/0x270 [ 450.771912] __handle_mm_fault+0x3ea0/0x5be0 [ 450.776337] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 450.781190] ? find_held_lock+0x36/0x1c0 [ 450.785274] ? zap_class+0x640/0x640 [ 450.788991] ? zap_class+0x640/0x640 [ 450.792716] ? find_held_lock+0x36/0x1c0 [ 450.796790] ? handle_mm_fault+0x42a/0xc70 [ 450.801028] ? lock_downgrade+0x900/0x900 [ 450.805177] ? check_preemption_disabled+0x48/0x280 [ 450.810222] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 450.815165] ? kasan_check_read+0x11/0x20 [ 450.819313] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 450.824592] ? rcu_softirq_qs+0x20/0x20 [ 450.828566] ? trace_hardirqs_off_caller+0x310/0x310 [ 450.833683] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.839230] ? check_preemption_disabled+0x48/0x280 [ 450.844262] handle_mm_fault+0x54f/0xc70 [ 450.848329] ? __handle_mm_fault+0x5be0/0x5be0 [ 450.852922] ? find_vma+0x34/0x190 [ 450.856474] __do_page_fault+0x5e8/0xe60 [ 450.860534] ? trace_hardirqs_off+0xb8/0x310 [ 450.864947] ? kernel_write+0x120/0x120 [ 450.868934] do_page_fault+0xf2/0x7e0 [ 450.872740] ? vmalloc_sync_all+0x30/0x30 [ 450.877064] ? error_entry+0x70/0xd0 [ 450.880783] ? trace_hardirqs_off_caller+0xbb/0x310 [ 450.885802] ? trace_hardirqs_on_caller+0xc0/0x310 [ 450.890731] ? syscall_return_slowpath+0x5e0/0x5e0 [ 450.895672] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 450.900519] ? trace_hardirqs_on_caller+0x310/0x310 [ 450.905540] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 450.910998] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 450.916196] ? prepare_exit_to_usermode+0x291/0x3b0 [ 450.921226] ? page_fault+0x8/0x30 [ 450.924774] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 450.929621] ? page_fault+0x8/0x30 [ 450.933173] page_fault+0x1e/0x30 [ 450.936635] RIP: 0033:0x7ff3690bcdb4 [ 450.940364] Code: Bad RIP value. [ 450.943738] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 450.949098] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 450.956371] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 450.963646] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 450.970920] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 450.978193] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 450.985501] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 450.985507] warn_alloc_show_mem: 1 callbacks suppressed [ 450.985514] Mem-Info: [ 450.992785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.992794] Call Trace: [ 450.998167] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 450.998167] active_file:11 inactive_file:13 isolated_file:1 [ 450.998167] unevictable:0 dirty:0 writeback:0 unstable:0 [ 450.998167] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 450.998167] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 450.998167] free:13670 free_pcp:401 free_cma:0 [ 451.000544] [ 451.009908] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 451.012494] dump_stack+0x244/0x39d [ 451.045641] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 451.047804] ? dump_stack_print_info.cold.1+0x20/0x20 [ 451.075453] lowmem_reserve[]: 0 2818 6321 6321 [ 451.079223] warn_alloc.cold.116+0xb7/0x1bd [ 451.105516] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 451.110718] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 451.115262] lowmem_reserve[]: 0 0 3503 3503 [ 451.119586] ? lock_downgrade+0x900/0x900 [ 451.147157] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 451.152015] ? trace_hardirqs_off+0xb8/0x310 [ 451.156291] lowmem_reserve[]: 0 0 0 0 [ 451.160453] ? trace_hardirqs_off+0xb8/0x310 [ 451.189585] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 451.194006] __alloc_pages_slowpath+0x26e8/0x2e10 [ 451.197772] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 451.202212] ? warn_alloc+0x120/0x120 [ 451.215692] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 451.220543] ? warn_alloc+0x120/0x120 [ 451.236303] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 451.240102] ? mark_held_locks+0x130/0x130 [ 451.253691] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 451.253701] 1519 total pagecache pages [ 451.257508] ? warn_alloc+0x120/0x120 [ 451.266327] 0 pages in swap cache [ 451.270556] ? print_usage_bug+0xc0/0xc0 [ 451.279108] Swap cache stats: add 0, delete 0, find 0/0 [ 451.282992] ? print_usage_bug+0xc0/0xc0 [ 451.286768] Free swap = 0kB [ 451.290216] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 451.294256] Total swap = 0kB [ 451.299624] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.303653] 1965979 pages RAM [ 451.306683] ? should_fail+0x22d/0xd01 [ 451.311843] 0 pages HighMem/MovableOnly [ 451.311852] 342853 pages reserved [ 451.314869] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 451.320383] 0 pages cma reserved [ 451.323491] ? __lock_acquire+0x62f/0x4c20 [ 451.327612] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 451.331318] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 451.334747] rsyslogd cpuset=/ mems_allowed=0 [ 451.339842] ? __lock_acquire+0x62f/0x4c20 [ 451.339858] ? should_fail+0x22d/0xd01 [ 451.375054] ? mark_held_locks+0x130/0x130 [ 451.379300] ? mark_held_locks+0x130/0x130 [ 451.383542] ? find_held_lock+0x36/0x1c0 [ 451.387605] ? zap_class+0x640/0x640 [ 451.391334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.396877] ? check_preemption_disabled+0x48/0x280 [ 451.401908] ? __lock_is_held+0xb5/0x140 [ 451.405982] __alloc_pages_nodemask+0xa80/0xde0 [ 451.410658] ? zap_class+0x640/0x640 [ 451.414378] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 451.419424] ? find_held_lock+0x36/0x1c0 [ 451.423505] ? ____cache_alloc_node+0x1c7/0x1e0 [ 451.428183] ? lock_downgrade+0x900/0x900 [ 451.432344] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.437892] cache_grow_begin+0xa5/0x8c0 [ 451.441960] ? do_raw_spin_unlock+0xa7/0x330 [ 451.446380] fallback_alloc+0x204/0x2e0 [ 451.450371] ____cache_alloc_node+0x1c7/0x1e0 [ 451.454886] kmem_cache_alloc_node+0xe3/0x730 [ 451.459383] ? mark_held_locks+0xc7/0x130 [ 451.463551] __alloc_skb+0x119/0x770 [ 451.467276] ? netdev_alloc_frag+0x1f0/0x1f0 [ 451.471700] ? do_raw_spin_trylock+0x270/0x270 [ 451.476293] ? kmem_cache_alloc_trace+0x353/0x750 [ 451.481147] ? queue_work_on+0x12c/0x1e0 [ 451.485231] ? switchdev_port_obj_del+0xdc/0x440 [ 451.489990] ? switchdev_trans_item_enqueue+0x260/0x260 [ 451.495363] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 451.500404] __br_mdb_notify+0x4ff/0x15d0 [ 451.504570] ? __br_mdb_add+0x7f0/0x7f0 [ 451.508581] ? zap_class+0x640/0x640 [ 451.512311] ? br_multicast_group_expired+0x96/0x610 [ 451.517431] ? lock_downgrade+0x900/0x900 [ 451.521590] br_mdb_notify+0x310/0x410 [ 451.525482] ? br_mdb_dump+0x27b0/0x27b0 [ 451.529557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.535110] br_multicast_group_expired+0x1bc/0x610 [ 451.540140] ? br_mdb_free+0x80/0x80 [ 451.543875] call_timer_fn+0x272/0x920 [ 451.547768] ? br_mdb_free+0x80/0x80 [ 451.551493] ? process_timeout+0x40/0x40 [ 451.555567] ? __run_timers+0x7da/0xc70 [ 451.559545] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.564040] ? _raw_spin_unlock_irq+0x27/0x80 [ 451.568539] ? br_mdb_free+0x80/0x80 [ 451.572263] ? lockdep_hardirqs_on+0x296/0x5b0 [ 451.576851] ? trace_hardirqs_on+0xbd/0x310 [ 451.581183] ? kasan_check_read+0x11/0x20 [ 451.585336] ? __run_timers+0x7da/0xc70 [ 451.589315] ? trace_hardirqs_off_caller+0x310/0x310 [ 451.594437] ? br_mdb_free+0x80/0x80 [ 451.598168] ? br_mdb_free+0x80/0x80 [ 451.601888] __run_timers+0x7e5/0xc70 [ 451.605705] ? timer_fixup_init+0x70/0x70 [ 451.609858] ? lock_downgrade+0x900/0x900 [ 451.614004] ? zap_class+0x640/0x640 [ 451.617734] ? pvclock_read_flags+0x160/0x160 [ 451.622231] ? hrtimer_start_range_ns+0xe00/0xe00 [ 451.627079] ? trace_hardirqs_on+0x310/0x310 [ 451.631498] ? kvm_clock_read+0x18/0x30 [ 451.635475] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 451.640496] ? ktime_get+0x2c1/0x400 [ 451.644226] ? zap_class+0x640/0x640 [ 451.647945] ? pvclock_read_flags+0x160/0x160 [ 451.652447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.657989] ? check_preemption_disabled+0x48/0x280 [ 451.663024] ? __lock_is_held+0xb5/0x140 [ 451.667090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.672632] ? check_preemption_disabled+0x48/0x280 [ 451.677657] run_timer_softirq+0x52/0xb0 [ 451.681726] ? rcu_read_lock_sched_held+0x14f/0x180 [ 451.686747] __do_softirq+0x308/0xb7e [ 451.690565] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 451.695669] ? irq_exit+0xbd/0x1c0 [ 451.699218] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 451.704238] ? smp_reschedule_interrupt+0x109/0x650 [ 451.709258] ? smp_call_function_single_interrupt+0x650/0x650 [ 451.715143] ? ret_from_intr+0xb/0x1e [ 451.718962] ? trace_hardirqs_off_caller+0xbb/0x310 [ 451.723985] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 451.728830] ? trace_hardirqs_on_caller+0x310/0x310 [ 451.733849] ? task_prio+0x50/0x50 [ 451.737439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.742988] ? check_preemption_disabled+0x48/0x280 [ 451.748018] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 451.752871] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 451.757370] do_softirq_own_stack+0x2a/0x40 [ 451.761696] [ 451.763936] do_softirq.part.14+0x126/0x160 [ 451.768262] __local_bh_enable_ip+0x21d/0x260 [ 451.772761] __dev_queue_xmit+0x1aa3/0x3ad0 [ 451.777091] ? save_stack+0x43/0xd0 [ 451.780727] ? kasan_kmalloc+0xc7/0xe0 [ 451.784616] ? __kmalloc_node_track_caller+0x50/0x70 [ 451.789731] ? netdev_pick_tx+0x310/0x310 [ 451.793887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.799442] ? check_preemption_disabled+0x48/0x280 [ 451.804476] ? __lock_is_held+0xb5/0x140 [ 451.808597] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 451.813620] ? skb_release_data+0x1c4/0x880 [ 451.817952] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 451.823237] ? kasan_unpoison_shadow+0x35/0x50 [ 451.827826] ? skb_tx_error+0x2f0/0x2f0 [ 451.831813] ? __kmalloc_node_track_caller+0x50/0x70 [ 451.836934] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.842475] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 451.848020] ? kasan_check_write+0x14/0x20 [ 451.852257] ? pskb_expand_head+0x6b3/0x10f0 [ 451.856672] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 451.862136] ? skb_release_data+0x880/0x880 [ 451.866466] ? __alloc_skb+0x770/0x770 [ 451.870366] ? __lock_is_held+0xb5/0x140 [ 451.874445] ? kasan_check_write+0x14/0x20 [ 451.878682] ? __skb_clone+0x6c7/0xa00 [ 451.882576] ? __copy_skb_header+0x6b0/0x6b0 [ 451.886985] ? kmem_cache_alloc+0x33a/0x730 [ 451.891321] ? skb_ensure_writable+0x15e/0x640 [ 451.895912] dev_queue_xmit+0x17/0x20 [ 451.899712] ? dev_queue_xmit+0x17/0x20 [ 451.903713] __bpf_redirect+0x5cf/0xb20 [ 451.907713] ? __switch_to_asm+0x34/0x70 [ 451.911782] bpf_clone_redirect+0x2f6/0x490 [ 451.916126] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 451.921153] ? __sched_text_start+0x8/0x8 [ 451.925312] ? retint_kernel+0x2d/0x2d [ 451.929212] ? find_held_lock+0x36/0x1c0 [ 451.933289] ? lock_acquire+0x1ed/0x520 [ 451.937273] ? bpf_test_run+0x3cb/0x780 [ 451.941250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.946794] ? check_preemption_disabled+0x48/0x280 [ 451.951823] ? kasan_check_read+0x11/0x20 [ 451.955974] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 451.961250] ? rcu_softirq_qs+0x20/0x20 [ 451.965235] ? preempt_schedule+0x4d/0x60 [ 451.969534] ? ___preempt_schedule+0x16/0x18 [ 451.973959] ? bpf_test_run+0x25d/0x780 [ 451.977946] ? netlink_diag_dump+0x2a0/0x2a0 [ 451.982363] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.987908] ? bpf_test_init.isra.10+0x70/0x100 [ 451.992588] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 451.997354] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 452.002210] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 452.007758] ? fput+0x130/0x1a0 [ 452.011044] ? __bpf_prog_get+0x9b/0x290 [ 452.015119] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 452.019961] ? bpf_prog_test_run+0x130/0x1a0 [ 452.024383] ? __x64_sys_bpf+0x3d8/0x520 [ 452.028479] ? bpf_prog_get+0x20/0x20 [ 452.032305] ? do_syscall_64+0x1b9/0x820 [ 452.036371] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 452.041751] ? syscall_return_slowpath+0x5e0/0x5e0 [ 452.046685] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.051539] ? trace_hardirqs_on_caller+0x310/0x310 [ 452.056566] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 452.061596] ? prepare_exit_to_usermode+0x291/0x3b0 [ 452.066621] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.071480] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 452.076868] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83 [ 452.077030] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 452.083634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 452.094110] syz-executor3 cpuset=syz3 mems_allowed=0 [ 452.103462] Call Trace: [ 452.111146] [ 452.113315] dump_stack+0x244/0x39d [ 452.116953] ? dump_stack_print_info.cold.1+0x20/0x20 [ 452.122158] warn_alloc.cold.116+0xb7/0x1bd [ 452.126482] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 452.131333] ? lock_downgrade+0x900/0x900 [ 452.135496] ? trace_hardirqs_off+0xb8/0x310 [ 452.139918] ? trace_hardirqs_off+0xb8/0x310 [ 452.144342] __alloc_pages_slowpath+0x26e8/0x2e10 [ 452.149225] ? warn_alloc+0x120/0x120 [ 452.153033] ? warn_alloc+0x120/0x120 [ 452.156839] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 452.161859] ? warn_alloc+0x120/0x120 [ 452.165672] ? print_usage_bug+0xc0/0xc0 [ 452.169741] ? print_usage_bug+0xc0/0xc0 [ 452.173803] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 452.179010] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.184565] ? should_fail+0x22d/0xd01 [ 452.188460] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 452.193568] ? __lock_acquire+0x62f/0x4c20 [ 452.197814] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 452.202921] ? should_fail+0x22d/0xd01 [ 452.206827] ? mark_held_locks+0x130/0x130 [ 452.211070] ? mark_held_locks+0x130/0x130 [ 452.215303] ? print_usage_bug+0xc0/0xc0 [ 452.219369] ? find_held_lock+0x36/0x1c0 [ 452.223447] ? zap_class+0x640/0x640 [ 452.227167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.232715] ? check_preemption_disabled+0x48/0x280 [ 452.237758] ? __lock_is_held+0xb5/0x140 [ 452.241844] __alloc_pages_nodemask+0xa80/0xde0 [ 452.246521] ? zap_class+0x640/0x640 [ 452.250273] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 452.255302] ? find_held_lock+0x36/0x1c0 [ 452.259383] ? ____cache_alloc_node+0x1c7/0x1e0 [ 452.264067] ? lock_downgrade+0x900/0x900 [ 452.268232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.273783] cache_grow_begin+0xa5/0x8c0 [ 452.277846] ? do_raw_spin_unlock+0xa7/0x330 [ 452.282265] fallback_alloc+0x204/0x2e0 [ 452.286250] ____cache_alloc_node+0x1c7/0x1e0 [ 452.290757] kmem_cache_alloc_node+0xe3/0x730 [ 452.295258] ? mark_held_locks+0xc7/0x130 [ 452.299427] __alloc_skb+0x119/0x770 [ 452.303150] ? netdev_alloc_frag+0x1f0/0x1f0 [ 452.307566] ? do_raw_spin_trylock+0x270/0x270 [ 452.312152] ? kmem_cache_alloc_trace+0x353/0x750 [ 452.317001] ? queue_work_on+0x12c/0x1e0 [ 452.321084] ? switchdev_port_obj_del+0xdc/0x440 [ 452.325889] ? switchdev_trans_item_enqueue+0x260/0x260 [ 452.331264] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 452.336299] __br_mdb_notify+0x4ff/0x15d0 [ 452.341245] ? __br_mdb_add+0x7f0/0x7f0 [ 452.345237] ? zap_class+0x640/0x640 [ 452.348965] ? br_multicast_group_expired+0x96/0x610 [ 452.354075] ? lock_downgrade+0x900/0x900 [ 452.358228] br_mdb_notify+0x310/0x410 [ 452.362120] ? br_mdb_dump+0x27b0/0x27b0 [ 452.366189] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.371741] br_multicast_group_expired+0x1bc/0x610 [ 452.376767] ? br_mdb_free+0x80/0x80 [ 452.380511] call_timer_fn+0x272/0x920 [ 452.384421] ? br_mdb_free+0x80/0x80 [ 452.388143] ? process_timeout+0x40/0x40 [ 452.392219] ? mark_held_locks+0xc7/0x130 [ 452.396376] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.400895] ? _raw_spin_unlock_irq+0x27/0x80 [ 452.405404] ? br_mdb_free+0x80/0x80 [ 452.409125] ? lockdep_hardirqs_on+0x296/0x5b0 [ 452.413715] ? trace_hardirqs_on+0xbd/0x310 [ 452.418039] ? kasan_check_read+0x11/0x20 [ 452.422189] ? __run_timers+0x7da/0xc70 [ 452.426167] ? trace_hardirqs_off_caller+0x310/0x310 [ 452.431278] ? br_mdb_free+0x80/0x80 [ 452.434999] ? br_mdb_free+0x80/0x80 [ 452.438711] __run_timers+0x7e5/0xc70 [ 452.442523] ? timer_fixup_init+0x70/0x70 [ 452.446680] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 452.451705] ? zap_class+0x640/0x640 [ 452.455428] ? print_usage_bug+0xc0/0xc0 [ 452.459497] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 452.464702] ? find_held_lock+0x36/0x1c0 [ 452.468773] ? zap_class+0x640/0x640 [ 452.472506] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.478046] ? check_preemption_disabled+0x48/0x280 [ 452.483079] ? __lock_is_held+0xb5/0x140 [ 452.487147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.492696] ? check_preemption_disabled+0x48/0x280 [ 452.497721] run_timer_softirq+0x52/0xb0 [ 452.501791] ? rcu_read_lock_sched_held+0x14f/0x180 [ 452.506819] __do_softirq+0x308/0xb7e [ 452.510650] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 452.515157] ? lock_downgrade+0x900/0x900 [ 452.519315] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 452.524442] ? pvclock_read_flags+0x160/0x160 [ 452.528944] ? lapic_next_event+0x5a/0x90 [ 452.533104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.538655] ? kvm_clock_read+0x18/0x30 [ 452.542638] ? kvm_sched_clock_read+0x9/0x20 [ 452.547053] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.552605] ? check_preemption_disabled+0x48/0x280 [ 452.557639] irq_exit+0x17f/0x1c0 [ 452.561103] smp_apic_timer_interrupt+0x1cb/0x760 [ 452.565952] ? smp_call_function_single_interrupt+0x650/0x650 [ 452.571859] ? interrupt_entry+0xb5/0xc0 [ 452.575928] ? trace_hardirqs_off_caller+0xbb/0x310 [ 452.580949] ? trace_hardirqs_off_caller+0xbb/0x310 [ 452.585992] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.590874] ? trace_hardirqs_on_caller+0x310/0x310 [ 452.595898] ? trace_hardirqs_on_caller+0x310/0x310 [ 452.600924] ? task_prio+0x50/0x50 [ 452.604469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.610015] ? check_preemption_disabled+0x48/0x280 [ 452.615045] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 452.619901] apic_timer_interrupt+0xf/0x20 [ 452.624136] [ 452.626377] RIP: 0010:dump_stack+0x358/0x39d [ 452.630800] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00 [ 452.649716] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 452.657447] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6 [ 452.664736] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293 [ 452.672022] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006 [ 452.679311] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45 [ 452.686594] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000 [ 452.693952] ? dump_stack+0x34f/0x39d [ 452.697795] ? dump_stack_print_info.cold.1+0x20/0x20 [ 452.703010] ? mark_held_locks+0x130/0x130 [ 452.707254] ? mark_held_locks+0x130/0x130 [ 452.711503] dump_header+0x27b/0xf72 [ 452.715266] ? pagefault_out_of_memory+0x197/0x197 [ 452.720208] ? __lock_acquire+0x62f/0x4c20 [ 452.724454] ? percpu_ref_get_many+0x240/0x240 [ 452.729045] ? print_usage_bug+0xc0/0xc0 [ 452.733119] ? zap_class+0x640/0x640 [ 452.736843] ? print_usage_bug+0xc0/0xc0 [ 452.740909] ? print_usage_bug+0xc0/0xc0 [ 452.744973] ? zap_class+0x640/0x640 [ 452.748698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.754247] ? find_held_lock+0x36/0x1c0 [ 452.758345] ? mark_held_locks+0xc7/0x130 [ 452.762498] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 452.767603] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 452.772718] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 452.777309] ? trace_hardirqs_on+0xbd/0x310 [ 452.781638] ? kasan_check_read+0x11/0x20 [ 452.785796] ? ___ratelimit+0x3b4/0x672 [ 452.789775] ? trace_hardirqs_off_caller+0x310/0x310 [ 452.794882] ? trace_hardirqs_on+0x310/0x310 [ 452.799314] ? lock_downgrade+0x900/0x900 [ 452.803470] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 452.808579] ? ___ratelimit+0x3b9/0x672 [ 452.812560] ? idr_get_free+0xf70/0xf70 [ 452.816542] ? find_held_lock+0x36/0x1c0 [ 452.820617] oom_kill_process.cold.27+0x10/0x903 [ 452.825378] ? zap_class+0x640/0x640 [ 452.829107] ? check_preemption_disabled+0x48/0x280 [ 452.834135] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 452.839073] ? kasan_check_read+0x11/0x20 [ 452.843238] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 452.848523] ? oom_evaluate_task+0x540/0x540 [ 452.852938] ? find_held_lock+0x36/0x1c0 [ 452.857013] ? out_of_memory+0x974/0x1430 [ 452.861172] ? lock_downgrade+0x900/0x900 [ 452.865327] ? check_preemption_disabled+0x48/0x280 [ 452.870349] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 452.875281] ? kasan_check_read+0x11/0x20 [ 452.879434] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 452.884719] ? rcu_softirq_qs+0x20/0x20 [ 452.888704] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.894246] ? oom_evaluate_task+0x302/0x540 [ 452.898668] out_of_memory+0xa84/0x1430 [ 452.902655] ? oom_killer_disable+0x3a0/0x3a0 [ 452.907162] ? __alloc_pages_slowpath+0xf28/0x2e10 [ 452.912099] ? __ww_mutex_check_waiters+0x160/0x160 [ 452.917139] __alloc_pages_slowpath+0x2354/0x2e10 [ 452.922032] ? warn_alloc+0x120/0x120 [ 452.925836] ? mark_held_locks+0x130/0x130 [ 452.930081] ? find_get_entry+0xaae/0x1120 [ 452.934328] ? filemap_map_pages+0x1a20/0x1a20 [ 452.938921] ? zap_class+0x640/0x640 [ 452.942654] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.948205] ? check_preemption_disabled+0x48/0x280 [ 452.953228] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.958772] ? should_fail+0x22d/0xd01 [ 452.962676] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 452.967787] ? zap_class+0x640/0x640 [ 452.971530] ? __lock_is_held+0xb5/0x140 [ 452.975604] ? mark_held_locks+0x130/0x130 [ 452.979846] ? lock_release+0xa00/0xa00 [ 452.983832] ? perf_trace_sched_process_exec+0x860/0x860 [ 452.989290] ? xa_load+0x2ba/0x460 [ 452.992833] ? lock_downgrade+0x900/0x900 [ 452.997006] ? __might_sleep+0x95/0x190 [ 453.000990] __alloc_pages_nodemask+0xa80/0xde0 [ 453.005680] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 453.010701] ? __page_cache_alloc+0x191/0x5c0 [ 453.015201] ? xa_load+0x2e1/0x460 [ 453.018754] ? xa_clear_mark+0x40/0x40 [ 453.022671] ? zap_class+0x640/0x640 [ 453.026402] ? zap_class+0x640/0x640 [ 453.030117] ? zap_class+0x640/0x640 [ 453.033837] ? __do_page_cache_readahead+0x663/0x810 [ 453.038948] ? find_held_lock+0x36/0x1c0 [ 453.043017] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 453.048569] alloc_pages_current+0x173/0x350 [ 453.052991] __page_cache_alloc+0x38c/0x5c0 [ 453.057311] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 453.062242] ? kasan_check_read+0x11/0x20 [ 453.066422] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 453.071719] ? generic_perform_write+0x6a0/0x6a0 [ 453.076482] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.082024] ? check_preemption_disabled+0x48/0x280 [ 453.087065] filemap_fault+0x1595/0x25f0 [ 453.091152] ? __lock_page_or_retry+0xa00/0xa00 [ 453.095840] ? mark_held_locks+0x130/0x130 [ 453.100261] ? filemap_map_pages+0xd6b/0x1a20 [ 453.104759] ? lock_downgrade+0x900/0x900 [ 453.108919] ? check_preemption_disabled+0x48/0x280 [ 453.113943] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 453.118877] ? kasan_check_read+0x11/0x20 [ 453.123031] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 453.128328] ? rcu_softirq_qs+0x20/0x20 [ 453.132346] ? filemap_map_pages+0xd92/0x1a20 [ 453.136859] ? find_get_entries_tag+0x1400/0x1400 [ 453.141713] ? __kernel_text_address+0xd/0x40 [ 453.146211] ? unwind_get_return_address+0x61/0xa0 [ 453.151163] ? lock_acquire+0x1ed/0x520 [ 453.155144] ? ext4_filemap_fault+0x7a/0xad [ 453.159477] ? lock_release+0xa00/0xa00 [ 453.163455] ? perf_trace_sched_process_exec+0x860/0x860 [ 453.168910] ? print_usage_bug+0xc0/0xc0 [ 453.172994] ? print_usage_bug+0xc0/0xc0 [ 453.177056] ? __x64_sys_read+0x73/0xb0 [ 453.181052] ? down_read+0x8d/0x120 [ 453.184683] ? ext4_filemap_fault+0x7a/0xad [ 453.189013] ? __down_interruptible+0x700/0x700 [ 453.193704] ? find_held_lock+0x36/0x1c0 [ 453.197793] ext4_filemap_fault+0x82/0xad [ 453.201949] __do_fault+0x100/0x6b0 [ 453.205586] ? lock_downgrade+0x900/0x900 [ 453.209749] ? pmd_devmap_trans_unstable+0x220/0x220 [ 453.214864] ? kasan_check_read+0x11/0x20 [ 453.219020] ? do_raw_spin_unlock+0xa7/0x330 [ 453.223433] ? do_raw_spin_trylock+0x270/0x270 [ 453.228036] __handle_mm_fault+0x3ea0/0x5be0 [ 453.232465] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 453.237317] ? find_held_lock+0x36/0x1c0 [ 453.241409] ? zap_class+0x640/0x640 [ 453.245129] ? zap_class+0x640/0x640 [ 453.248852] ? find_held_lock+0x36/0x1c0 [ 453.252944] ? handle_mm_fault+0x42a/0xc70 [ 453.257209] ? lock_downgrade+0x900/0x900 [ 453.261372] ? check_preemption_disabled+0x48/0x280 [ 453.266414] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 453.271354] ? kasan_check_read+0x11/0x20 [ 453.275514] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 453.280800] ? rcu_softirq_qs+0x20/0x20 [ 453.284777] ? trace_hardirqs_off_caller+0x310/0x310 [ 453.289889] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.295438] ? check_preemption_disabled+0x48/0x280 [ 453.300471] handle_mm_fault+0x54f/0xc70 [ 453.304540] ? __handle_mm_fault+0x5be0/0x5be0 [ 453.309133] ? find_vma+0x34/0x190 [ 453.312690] __do_page_fault+0x5e8/0xe60 [ 453.316771] ? trace_hardirqs_off+0xb8/0x310 [ 453.321181] ? kernel_write+0x120/0x120 [ 453.325172] do_page_fault+0xf2/0x7e0 [ 453.328985] ? vmalloc_sync_all+0x30/0x30 [ 453.333136] ? error_entry+0x70/0xd0 [ 453.336859] ? trace_hardirqs_off_caller+0xbb/0x310 [ 453.341879] ? trace_hardirqs_on_caller+0xc0/0x310 [ 453.346813] ? syscall_return_slowpath+0x5e0/0x5e0 [ 453.351749] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 453.356602] ? trace_hardirqs_on_caller+0x310/0x310 [ 453.361625] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 453.367087] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 453.372110] ? prepare_exit_to_usermode+0x291/0x3b0 [ 453.377150] ? page_fault+0x8/0x30 [ 453.380703] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 453.385552] ? page_fault+0x8/0x30 [ 453.389107] page_fault+0x1e/0x30 [ 453.392571] RIP: 0033:0x7ff3690bcdb4 [ 453.396300] Code: Bad RIP value. [ 453.399668] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203 [ 453.405034] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd [ 453.412306] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000 [ 453.419576] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000 [ 453.426845] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420 [ 453.434114] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003 [ 453.441420] warn_alloc_show_mem: 1 callbacks suppressed [ 453.441432] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83 [ 453.441434] Mem-Info: [ 453.441467] active_anon:48893 inactive_anon:1448 isolated_anon:0 [ 453.441467] active_file:11 inactive_file:13 isolated_file:1 [ 453.441467] unevictable:0 dirty:0 writeback:0 unstable:0 [ 453.441467] slab_reclaimable:10564 slab_unreclaimable:1456280 [ 453.441467] mapped:49154 shmem:1494 pagetables:632 bounce:0 [ 453.441467] free:13670 free_pcp:401 free_cma:0 [ 453.446804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 453.454084] Node 0 active_anon:195572kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:196616kB dirty:0kB writeback:0kB shmem:5976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 453.456484] Call Trace: [ 453.489625] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 453.498980] [ 453.526640] lowmem_reserve[]: 0 2818 6321 6321 [ 453.529248] dump_stack+0x244/0x39d [ 453.555340] Node 0 DMA32 free:24804kB min:30052kB low:37564kB high:45076kB active_anon:2048kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:232kB local_pcp:0kB free_cma:0kB [ 453.557501] ? dump_stack_print_info.cold.1+0x20/0x20 [ 453.562038] lowmem_reserve[]: 0 0 3503 3503 [ 453.565686] warn_alloc.cold.116+0xb7/0x1bd [ 453.593255] Node 0 Normal free:13968kB min:37364kB low:46704kB high:56044kB active_anon:193524kB inactive_anon:5792kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:7072kB pagetables:2528kB bounce:0kB free_pcp:1372kB local_pcp:1328kB free_cma:0kB [ 453.598456] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 453.602754] lowmem_reserve[]: 0 0 0 0 [ 453.607097] ? lock_downgrade+0x900/0x900 [ 453.636230] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 453.641081] ? trace_hardirqs_off+0xb8/0x310 [ 453.644846] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 2*16kB (MH) 5*32kB (UMH) 4*64kB (MH) 2*128kB (M) 4*256kB (UMH) 3*512kB (UM) 5*1024kB (UMH) 2*2048kB (UM) 3*4096kB (M) = 24804kB [ 453.649000] ? trace_hardirqs_off+0xb8/0x310 [ 453.662502] Node 0 Normal: 2344*4kB (UMEH) 326*8kB (ME) 86*16kB (UME) 19*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13968kB [ 453.666923] __alloc_pages_slowpath+0x26e8/0x2e10 [ 453.682696] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 453.687140] ? warn_alloc+0x120/0x120 [ 453.700737] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 453.700748] 1519 total pagecache pages [ 453.705603] ? warn_alloc+0x120/0x120 [ 453.714417] 0 pages in swap cache [ 453.718215] ? mark_held_locks+0x130/0x130 [ 453.726764] Swap cache stats: add 0, delete 0, find 0/0 [ 453.730653] ? warn_alloc+0x120/0x120 [ 453.734431] Free swap = 0kB [ 453.737879] ? print_usage_bug+0xc0/0xc0 [ 453.742082] Total swap = 0kB [ 453.742090] 1965979 pages RAM [ 453.747457] ? print_usage_bug+0xc0/0xc0 [ 453.751227] 0 pages HighMem/MovableOnly [ 453.754244] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 453.758273] 342853 pages reserved [ 453.758281] 0 pages cma reserved [ 453.761312] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.764638] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 453.768445] ? should_fail+0x22d/0xd01 [ 453.768465] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 453.772696] rsyslogd cpuset=/ mems_allowed=0 [ 453.777888] ? __lock_acquire+0x62f/0x4c20 [ 453.777909] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 453.823079] ? __lock_acquire+0x62f/0x4c20 [ 453.827318] ? should_fail+0x22d/0xd01 [ 453.831227] ? mark_held_locks+0x130/0x130 [ 453.835480] ? mark_held_locks+0x130/0x130 [ 453.839744] ? find_held_lock+0x36/0x1c0 [ 453.843813] ? zap_class+0x640/0x640 [ 453.847544] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.853087] ? check_preemption_disabled+0x48/0x280 [ 453.858121] ? __lock_is_held+0xb5/0x140 [ 453.862201] __alloc_pages_nodemask+0xa80/0xde0 [ 453.866871] ? zap_class+0x640/0x640 [ 453.870592] ? __alloc_pages_slowpath+0x2e10/0x2e10 [ 453.875714] ? find_held_lock+0x36/0x1c0 [ 453.879792] ? ____cache_alloc_node+0x1c7/0x1e0 [ 453.884473] ? lock_downgrade+0x900/0x900 [ 453.888637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.894190] cache_grow_begin+0xa5/0x8c0 [ 453.898255] ? do_raw_spin_unlock+0xa7/0x330 [ 453.902680] fallback_alloc+0x204/0x2e0 [ 453.906672] ____cache_alloc_node+0x1c7/0x1e0 [ 453.911188] kmem_cache_alloc_node+0xe3/0x730 [ 453.915690] ? mark_held_locks+0xc7/0x130 [ 453.919856] __alloc_skb+0x119/0x770 [ 453.923581] ? netdev_alloc_frag+0x1f0/0x1f0 [ 453.927992] ? do_raw_spin_trylock+0x270/0x270 [ 453.932583] ? kmem_cache_alloc_trace+0x353/0x750 [ 453.937453] ? queue_work_on+0x12c/0x1e0 [ 453.941527] ? switchdev_port_obj_del+0xdc/0x440 [ 453.946292] ? switchdev_trans_item_enqueue+0x260/0x260 [ 453.951667] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 453.956694] __br_mdb_notify+0x4ff/0x15d0 [ 453.960855] ? __br_mdb_add+0x7f0/0x7f0 [ 453.964848] ? zap_class+0x640/0x640 [ 453.968585] ? br_multicast_group_expired+0x96/0x610 [ 453.973695] ? lock_downgrade+0x900/0x900 [ 453.977850] br_mdb_notify+0x310/0x410 [ 453.981747] ? br_mdb_dump+0x27b0/0x27b0 [ 453.985820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.991376] br_multicast_group_expired+0x1bc/0x610 [ 453.996414] ? br_mdb_free+0x80/0x80 [ 454.000143] call_timer_fn+0x272/0x920 [ 454.004039] ? br_mdb_free+0x80/0x80 [ 454.007757] ? process_timeout+0x40/0x40 [ 454.011832] ? __run_timers+0x7da/0xc70 [ 454.015811] ? _raw_spin_unlock_irq+0x27/0x80 [ 454.020314] ? _raw_spin_unlock_irq+0x27/0x80 [ 454.024812] ? br_mdb_free+0x80/0x80 [ 454.028531] ? lockdep_hardirqs_on+0x296/0x5b0 [ 454.033118] ? trace_hardirqs_on+0xbd/0x310 [ 454.037454] ? kasan_check_read+0x11/0x20 [ 454.041608] ? __run_timers+0x7da/0xc70 [ 454.045616] ? trace_hardirqs_off_caller+0x310/0x310 [ 454.050743] ? br_mdb_free+0x80/0x80 [ 454.054463] ? br_mdb_free+0x80/0x80 [ 454.058183] __run_timers+0x7e5/0xc70 [ 454.061997] ? timer_fixup_init+0x70/0x70 [ 454.066149] ? lock_downgrade+0x900/0x900 [ 454.070312] ? zap_class+0x640/0x640 [ 454.074040] ? pvclock_read_flags+0x160/0x160 [ 454.078539] ? hrtimer_start_range_ns+0xe00/0xe00 [ 454.083386] ? trace_hardirqs_on+0x310/0x310 [ 454.087815] ? kvm_clock_read+0x18/0x30 [ 454.091801] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 454.096822] ? ktime_get+0x2c1/0x400 [ 454.101046] ? zap_class+0x640/0x640 [ 454.104772] ? pvclock_read_flags+0x160/0x160 [ 454.109276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.114821] ? check_preemption_disabled+0x48/0x280 [ 454.119856] ? __lock_is_held+0xb5/0x140 [ 454.123928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.129469] ? check_preemption_disabled+0x48/0x280 [ 454.134503] run_timer_softirq+0x52/0xb0 [ 454.138570] ? rcu_read_lock_sched_held+0x14f/0x180 [ 454.143605] __do_softirq+0x308/0xb7e [ 454.147436] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 454.152549] ? irq_exit+0xbd/0x1c0 [ 454.156095] ? smp_apic_timer_interrupt+0x1cb/0x760 [ 454.161117] ? smp_reschedule_interrupt+0x109/0x650 [ 454.166138] ? smp_call_function_single_interrupt+0x650/0x650 [ 454.172030] ? ret_from_intr+0xb/0x1e [ 454.175840] ? trace_hardirqs_off_caller+0xbb/0x310 [ 454.180876] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 454.185725] ? trace_hardirqs_on_caller+0x310/0x310 [ 454.190746] ? task_prio+0x50/0x50 [ 454.194289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.199831] ? check_preemption_disabled+0x48/0x280 [ 454.204862] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 454.209715] ? __dev_queue_xmit+0x1a70/0x3ad0 [ 454.214216] do_softirq_own_stack+0x2a/0x40 [ 454.218532] [ 454.220773] do_softirq.part.14+0x126/0x160 [ 454.225097] __local_bh_enable_ip+0x21d/0x260 [ 454.229600] __dev_queue_xmit+0x1aa3/0x3ad0 [ 454.233931] ? save_stack+0x43/0xd0 [ 454.237558] ? kasan_kmalloc+0xc7/0xe0 [ 454.241447] ? __kmalloc_node_track_caller+0x50/0x70 [ 454.246569] ? netdev_pick_tx+0x310/0x310 [ 454.250739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.256286] ? check_preemption_disabled+0x48/0x280 [ 454.261319] ? __lock_is_held+0xb5/0x140 [ 454.265400] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 454.270427] ? skb_release_data+0x1c4/0x880 [ 454.274760] ? kmem_cache_alloc_node_trace+0x34b/0x740 [ 454.280041] ? kasan_unpoison_shadow+0x35/0x50 [ 454.284628] ? skb_tx_error+0x2f0/0x2f0 [ 454.288612] ? __kmalloc_node_track_caller+0x50/0x70 [ 454.293720] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.299259] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 454.304819] ? kasan_check_write+0x14/0x20 [ 454.309056] ? pskb_expand_head+0x6b3/0x10f0 [ 454.313471] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 454.318938] ? skb_release_data+0x880/0x880 [ 454.323266] ? __alloc_skb+0x770/0x770 [ 454.327174] ? __lock_is_held+0xb5/0x140 [ 454.331250] ? kasan_check_write+0x14/0x20 [ 454.335490] ? __skb_clone+0x6c7/0xa00 [ 454.339387] ? __copy_skb_header+0x6b0/0x6b0 [ 454.343805] ? kmem_cache_alloc+0x33a/0x730 [ 454.348142] ? skb_ensure_writable+0x15e/0x640 [ 454.352766] dev_queue_xmit+0x17/0x20 [ 454.356572] ? dev_queue_xmit+0x17/0x20 [ 454.360553] __bpf_redirect+0x5cf/0xb20 [ 454.364528] ? __switch_to_asm+0x34/0x70 [ 454.368602] bpf_clone_redirect+0x2f6/0x490 [ 454.372945] bpf_prog_a481c1313990ee2c+0x392/0x1000 [ 454.377971] ? __sched_text_start+0x8/0x8 [ 454.382122] ? retint_kernel+0x2d/0x2d [ 454.386022] ? find_held_lock+0x36/0x1c0 [ 454.390094] ? lock_acquire+0x1ed/0x520 [ 454.394070] ? bpf_test_run+0x3cb/0x780 [ 454.398049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.403592] ? check_preemption_disabled+0x48/0x280 [ 454.408622] ? kasan_check_read+0x11/0x20 [ 454.413011] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 454.418287] ? rcu_softirq_qs+0x20/0x20 [ 454.422271] ? preempt_schedule+0x4d/0x60 [ 454.426431] ? ___preempt_schedule+0x16/0x18 [ 454.430851] ? bpf_test_run+0x25d/0x780 [ 454.434844] ? netlink_diag_dump+0x2a0/0x2a0 [ 454.439262] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.444807] ? bpf_test_init.isra.10+0x70/0x100 [ 454.449487] ? bpf_prog_test_run_skb+0x73b/0xcb0 [ 454.454256] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 454.459105] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 454.464646] ? fput+0x130/0x1a0 [ 454.467933] ? __bpf_prog_get+0x9b/0x290 [ 454.472002] ? bpf_test_finish.isra.9+0x1f0/0x1f0 [ 454.476845] ? bpf_prog_test_run+0x130/0x1a0 [ 454.481261] ? __x64_sys_bpf+0x3d8/0x520 [ 454.485327] ? bpf_prog_get+0x20/0x20 [ 454.489151] ? do_syscall_64+0x1b9/0x820 [ 454.493217] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 454.498605] ? syscall_return_slowpath+0x5e0/0x5e0 [ 454.503538] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 454.508398] ? trace_hardirqs_on_caller+0x310/0x310 [ 454.513425] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 454.518463] ? prepare_exit_to_usermode+0x291/0x3b0 [ 454.523494] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 454.528349] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 454.533750] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83