_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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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]  <IRQ>
[  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]  </IRQ>
[  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
[  454.533782] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  454.540510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  454.540519] Call Trace:
[  454.546742] rcu: 	(detected by 1, t=10733 jiffies, g=50417, q=27)
[  454.556088]  <IRQ>
[  454.558672] rcu: All QSes seen, last rcu_preempt kthread activity 10727 (4294982601-4294971874), jiffies_till_next_fqs=1, root ->qsmask 0x0
[  454.564905]  dump_stack+0x244/0x39d
[  454.567026] syz-executor3   R  running task    19368 21171   6209 0x0010000c
[  454.579688]  ? dump_stack_print_info.cold.1+0x20/0x20
[  454.583285] Call Trace:
[  454.590474]  warn_alloc.cold.116+0xb7/0x1bd
[  454.595628]  <IRQ>
[  454.598208]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  454.602514]  sched_show_task.cold.84+0x2b6/0x30a
[  454.604649]  ? lock_downgrade+0x900/0x900
[  454.609478]  ? can_nice.part.74+0x20/0x20
[  454.614225]  ? trace_hardirqs_off+0xb8/0x310
[  454.618354]  ? vprintk_default+0x28/0x30
[  454.622502]  ? trace_hardirqs_off+0xb8/0x310
[  454.626888]  ? vprintk_func+0x85/0x181
[  454.630944]  __alloc_pages_slowpath+0x26e8/0x2e10
[  454.635324]  ? vprintk_func+0x85/0x181
[  454.635344]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  454.639272]  ? warn_alloc+0x120/0x120
[  454.644054]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  454.647933]  ? warn_alloc+0x120/0x120
[  454.652695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.656484]  ? warn_alloc+0x120/0x120
[  454.661234]  print_other_cpu_stall.cold.66+0x7dd/0x8bb
[  454.665027]  ? print_usage_bug+0xc0/0xc0
[  454.670553]  ? print_usage_bug+0xc0/0xc0
[  454.674340]  ? print_usage_bug+0xc0/0xc0
[  454.679604]  ? rcu_qs+0x110/0x110
[  454.683648]  ? print_usage_bug+0xc0/0xc0
[  454.687704]  ? zap_class+0x640/0x640
[  454.691740]  ? print_usage_bug+0xc0/0xc0
[  454.695180]  ? print_usage_bug+0xc0/0xc0
[  454.699233]  ? mark_held_locks+0x130/0x130
[  454.702933]  ? kasan_check_read+0x11/0x20
[  454.706978]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.711023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.715245]  ? should_fail+0x22d/0xd01
[  454.719379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.724920]  ? print_usage_bug+0xc0/0xc0
[  454.730443]  ? do_trace_rcu_torture_read+0x10/0x10
[  454.734315]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.739858]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  454.743905]  ? __lock_acquire+0x62f/0x4c20
[  454.748823]  ? __lock_is_held+0xb5/0x140
[  454.753917]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.759181]  ? __rcu_read_lock+0x50/0x50
[  454.763427]  ? should_fail+0x22d/0xd01
[  454.767470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.772564]  ? mark_held_locks+0x130/0x130
[  454.776604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.780479]  ? mark_held_locks+0x130/0x130
[  454.786239]  ? check_preemption_disabled+0x48/0x280
[  454.790479]  ? zap_class+0x640/0x640
[  454.795996]  rcu_check_callbacks+0xfd7/0x13f0
[  454.800212]  ? mark_held_locks+0x130/0x130
[  454.805224]  ? rcutree_dead_cpu+0x10/0x10
[  454.808925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.813414]  ? lock_downgrade+0x900/0x900
[  454.817636]  ? check_preemption_disabled+0x48/0x280
[  454.821771]  ? lock_release+0x930/0xa00
[  454.827303]  ? __lock_is_held+0xb5/0x140
[  454.831442]  ? zap_class+0x640/0x640
[  454.836445]  __alloc_pages_nodemask+0xa80/0xde0
[  454.840408]  ? mark_held_locks+0x130/0x130
[  454.844456]  ? zap_class+0x640/0x640
[  454.848170]  ? zap_class+0x640/0x640
[  454.852823]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  454.857047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.860751]  ? find_held_lock+0x36/0x1c0
[  454.864512]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  454.869464]  ? ____cache_alloc_node+0x1c7/0x1e0
[  454.874978]  ? kvm_set_tsc_khz+0x540/0x540
[  454.879027]  ? lock_downgrade+0x900/0x900
[  454.883597]  ? warn_alloc.cold.116+0xd1/0x1bd
[  454.888269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.892491]  ? find_held_lock+0x36/0x1c0
[  454.896627]  cache_grow_begin+0xa5/0x8c0
[  454.901108]  ? zap_class+0x640/0x640
[  454.906645]  ? do_raw_spin_unlock+0xa7/0x330
[  454.910695]  ? timekeeping_advance+0x3cc/0xc00
[  454.914746]  fallback_alloc+0x204/0x2e0
[  454.918444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.922839]  ____cache_alloc_node+0x1c7/0x1e0
[  454.927417]  ? check_preemption_disabled+0x48/0x280
[  454.931378]  kmem_cache_alloc_node+0xe3/0x730
[  454.936916]  ? trace_hardirqs_off+0xb8/0x310
[  454.943216]  ? lockdep_hardirqs_on+0x296/0x5b0
[  454.948218]  ? __lock_is_held+0xb5/0x140
[  454.952704]  __alloc_skb+0x119/0x770
[  454.957091]  ? trace_hardirqs_on+0x310/0x310
[  454.961658]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  454.965706]  ? check_preemption_disabled+0x48/0x280
[  454.969416]  ? netdev_alloc_frag+0x1f0/0x1f0
[  454.973815]  ? raise_softirq+0x199/0x420
[  454.979160]  ? lock_acquire+0x1ed/0x520
[  454.984173]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  454.988627]  ? aoecmd_cfg+0x108/0x7f0
[  454.992607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.996572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.001229]  ? check_preemption_disabled+0x48/0x280
[  455.005012]  ? check_preemption_disabled+0x48/0x280
[  455.010536]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  455.016070]  ? kasan_check_read+0x11/0x20
[  455.021065]  ? hrtimer_run_queues+0x9a/0x400
[  455.026069]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  455.031592]  ? run_local_timers+0x19b/0x230
[  455.035726]  ? rcu_softirq_qs+0x20/0x20
[  455.040120]  ? timer_clear_idle+0x90/0x90
[  455.045398]  new_skb+0x26/0x1c0
[  455.049705]  ? debug_smp_processor_id+0x1c/0x20
[  455.053659]  aoecmd_cfg+0x279/0x7f0
[  455.057796]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  455.061055]  ? find_held_lock+0x36/0x1c0
[  455.065711]  ? account_process_tick+0x282/0x350
[  455.069320]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  455.075278]  update_process_times+0x2d/0x70
[  455.079327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.083983]  tick_sched_handle+0x9f/0x180
[  455.088295]  ? check_preemption_disabled+0x48/0x280
[  455.092597]  tick_sched_timer+0x45/0x130
[  455.098129]  ? __lock_is_held+0xb5/0x140
[  455.102726]  __hrtimer_run_queues+0x41c/0x10d0
[  455.107795]  discover_timer+0x50/0x60
[  455.111784]  ? tick_sched_do_timer+0x1a0/0x1a0
[  455.115828]  call_timer_fn+0x272/0x920
[  455.120408]  ? hrtimer_start_range_ns+0xe00/0xe00
[  455.124205]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  455.128780]  ? pvclock_read_flags+0x160/0x160
[  455.132647]  ? process_timeout+0x40/0x40
[  455.137483]  ? trace_hardirqs_on+0x310/0x310
[  455.142341]  ? mark_held_locks+0xc7/0x130
[  455.146827]  ? kvm_clock_read+0x18/0x30
[  455.151093]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.155493]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  455.159627]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.163592]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  455.168077]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  455.173078]  ? do_timer+0x50/0x50
[  455.177561]  ? lockdep_hardirqs_on+0x296/0x5b0
[  455.182910]  ? rwlock_bug.part.2+0x90/0x90
[  455.187739]  ? trace_hardirqs_on+0xbd/0x310
[  455.191178]  ? trace_hardirqs_on+0x310/0x310
[  455.195743]  ? kasan_check_read+0x11/0x20
[  455.195758]  ? __run_timers+0x7da/0xc70
[  455.199980]  ? rcu_softirq_qs+0x20/0x20
[  455.204290]  ? trace_hardirqs_off_caller+0x310/0x310
[  455.208695]  hrtimer_interrupt+0x313/0x780
[  455.212837]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  455.216801]  smp_apic_timer_interrupt+0x1a1/0x760
[  455.220746]  __run_timers+0x7e5/0xc70
[  455.225839]  ? smp_call_function_single_interrupt+0x650/0x650
[  455.230066]  ? timer_fixup_init+0x70/0x70
[  455.234886]  ? interrupt_entry+0xb5/0xc0
[  455.239717]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  455.243507]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.249377]  ? zap_class+0x640/0x640
[  455.253520]  ? ____cache_alloc_node+0x1c7/0x1e0
[  455.257570]  ? print_usage_bug+0xc0/0xc0
[  455.262571]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.267567]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  455.271267]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.275925]  ? find_held_lock+0x36/0x1c0
[  455.279974]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.284795]  ? zap_class+0x640/0x640
[  455.289979]  apic_timer_interrupt+0xf/0x20
[  455.294978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.299023] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  455.303848]  ? check_preemption_disabled+0x48/0x280
[  455.307548] Code: 3f 7e 0f 85 32 ff ff ff e8 75 1d 3e ff e9 28 ff ff ff e8 ec 52 c3 ff 48 83 3d f4 9b 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  455.311775]  ? __lock_is_held+0xb5/0x140
[  455.317282] RSP: 0018:ffff8801daf073e0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  455.322654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.327642] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10038446df6
[  455.327654] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  455.346576]  ? check_preemption_disabled+0x48/0x280
[  455.350614] RBP: ffff8801daf07450 R08: ffff8801c2236fb0 R09: 0000000000000002
[  455.358312]  run_timer_softirq+0x52/0xb0
[  455.363826] R10: 0000000000000000 R11: ffff8801c22366c0 R12: ffff8801d9beec00
[  455.371094]  ? rcu_read_lock_sched_held+0x14f/0x180
[  455.378348] R13: ffff8801d9beec00 R14: 0000000000000000 R15: 0000000000000286
[  455.383371]  __do_softirq+0x308/0xb7e
[  455.390631]  ? apic_timer_interrupt+0xa/0x20
[  455.394685]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  455.401955]  ? mark_held_locks+0xc7/0x130
[  455.406937]  ? lock_downgrade+0x900/0x900
[  455.414208]  __alloc_skb+0x119/0x770
[  455.417986]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  455.422383]  ? netdev_alloc_frag+0x1f0/0x1f0
[  455.426876]  ? pvclock_read_flags+0x160/0x160
[  455.431008]  ? do_raw_spin_trylock+0x270/0x270
[  455.435147]  ? lapic_next_event+0x5a/0x90
[  455.438849]  ? kmem_cache_alloc_trace+0x353/0x750
[  455.443967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.448361]  ? queue_work_on+0x12c/0x1e0
[  455.452846]  ? kvm_clock_read+0x18/0x30
[  455.457425]  ? switchdev_port_obj_del+0xdc/0x440
[  455.461556]  ? kvm_sched_clock_read+0x9/0x20
[  455.466388]  ? switchdev_trans_item_enqueue+0x260/0x260
[  455.471918]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.475964]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  455.479928]  ? check_preemption_disabled+0x48/0x280
[  455.484672]  __br_mdb_notify+0x4ff/0x15d0
[  455.489073]  irq_exit+0x17f/0x1c0
[  455.494431]  ? __br_mdb_add+0x7f0/0x7f0
[  455.499954]  smp_apic_timer_interrupt+0x1cb/0x760
[  455.504973]  ? zap_class+0x640/0x640
[  455.509968]  ? smp_call_function_single_interrupt+0x650/0x650
[  455.514112]  ? br_multicast_group_expired+0x96/0x610
[  455.517542]  ? interrupt_entry+0xb5/0xc0
[  455.521508]  ? lock_downgrade+0x900/0x900
[  455.526334]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.530031]  br_mdb_notify+0x310/0x410
[  455.535903]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.540994]  ? br_mdb_dump+0x27b0/0x27b0
[  455.545048]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.549191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.554199]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.558081]  br_multicast_group_expired+0x1bc/0x610
[  455.563076]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.567126]  ? br_mdb_free+0x80/0x80
[  455.571953]  ? task_prio+0x50/0x50
[  455.577484]  call_timer_fn+0x272/0x920
[  455.582484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.587483]  ? br_mdb_free+0x80/0x80
[  455.592487]  ? check_preemption_disabled+0x48/0x280
[  455.596189]  ? process_timeout+0x40/0x40
[  455.599721]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.603599]  ? __run_timers+0x7da/0xc70
[  455.609125]  apic_timer_interrupt+0xf/0x20
[  455.612822]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.617819]  </IRQ>
[  455.621873]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.626708] RIP: 0010:dump_stack+0x358/0x39d
[  455.630671]  ? br_mdb_free+0x80/0x80
[  455.634891] 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
[  455.639378]  ? lockdep_hardirqs_on+0x296/0x5b0
[  455.641598] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  455.646108]  ? trace_hardirqs_on+0xbd/0x310
[  455.650491] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6
[  455.654219]  ? kasan_check_read+0x11/0x20
[  455.673105] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  455.673118] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006
[  455.677704]  ? __run_timers+0x7da/0xc70
[  455.685404] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45
[  455.685418] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  455.689750]  ? trace_hardirqs_off_caller+0x310/0x310
[  455.697014]  ? dump_stack+0x34f/0x39d
[  455.701144]  ? br_mdb_free+0x80/0x80
[  455.708422]  ? dump_stack_print_info.cold.1+0x20/0x20
[  455.715676]  ? br_mdb_free+0x80/0x80
[  455.719688]  ? mark_held_locks+0x130/0x130
[  455.726938]  __run_timers+0x7e5/0xc70
[  455.734205]  ? mark_held_locks+0x130/0x130
[  455.739299]  ? timer_fixup_init+0x70/0x70
[  455.743083]  dump_header+0x27b/0xf72
[  455.746783]  ? lock_downgrade+0x900/0x900
[  455.751966]  ? pagefault_out_of_memory+0x197/0x197
[  455.755659]  ? zap_class+0x640/0x640
[  455.759887]  ? __lock_acquire+0x62f/0x4c20
[  455.763681]  ? pvclock_read_flags+0x160/0x160
[  455.767905]  ? percpu_ref_get_many+0x240/0x240
[  455.772038]  ? hrtimer_start_range_ns+0xe00/0xe00
[  455.775742]  ? print_usage_bug+0xc0/0xc0
[  455.779876]  ? trace_hardirqs_on+0x310/0x310
[  455.784793]  ? zap_class+0x640/0x640
[  455.788499]  ? kvm_clock_read+0x18/0x30
[  455.792714]  ? print_usage_bug+0xc0/0xc0
[  455.797202]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  455.801772]  ? print_usage_bug+0xc0/0xc0
[  455.806604]  ? ktime_get+0x2c1/0x400
[  455.810649]  ? zap_class+0x640/0x640
[  455.815307]  ? zap_class+0x640/0x640
[  455.819012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.822976]  ? pvclock_read_flags+0x160/0x160
[  455.827018]  ? find_held_lock+0x36/0x1c0
[  455.832022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.836072]  ? mark_held_locks+0xc7/0x130
[  455.839781]  ? check_preemption_disabled+0x48/0x280
[  455.843482]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  455.847199]  ? __lock_is_held+0xb5/0x140
[  455.852718]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  455.857213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.861256]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  455.866781]  ? check_preemption_disabled+0x48/0x280
[  455.870916]  ? trace_hardirqs_on+0xbd/0x310
[  455.875922]  run_timer_softirq+0x52/0xb0
[  455.881022]  ? kasan_check_read+0x11/0x20
[  455.885059]  ? rcu_read_lock_sched_held+0x14f/0x180
[  455.890149]  ? ___ratelimit+0x3b4/0x672
[  455.895691]  __do_softirq+0x308/0xb7e
[  455.900262]  ? trace_hardirqs_off_caller+0x310/0x310
[  455.905271]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  455.909571]  ? trace_hardirqs_on+0x310/0x310
[  455.913615]  ? irq_exit+0xbd/0x1c0
[  455.917753]  ? lock_downgrade+0x900/0x900
[  455.922758]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  455.926721]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  455.930504]  ? smp_reschedule_interrupt+0x109/0x650
[  455.935594]  ? ___ratelimit+0x3b9/0x672
[  455.940683]  ? smp_call_function_single_interrupt+0x650/0x650
[  455.940698]  ? ret_from_intr+0xb/0x1e
[  455.945095]  ? idr_get_free+0xf70/0xf70
[  455.948622]  ? trace_hardirqs_off_caller+0xbb/0x310
[  455.952754]  ? find_held_lock+0x36/0x1c0
[  455.957759]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.962849]  oom_kill_process.cold.27+0x10/0x903
[  455.967967]  ? trace_hardirqs_on_caller+0x310/0x310
[  455.971929]  ? zap_class+0x640/0x640
[  455.977801]  ? task_prio+0x50/0x50
[  455.981589]  ? check_preemption_disabled+0x48/0x280
[  455.985551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.990552]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  455.994610]  ? check_preemption_disabled+0x48/0x280
[  455.999434]  ? kasan_check_read+0x11/0x20
[  456.004181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.009179]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.012877]  ? __dev_queue_xmit+0x1a70/0x3ad0
[  456.016412]  ? oom_evaluate_task+0x540/0x540
[  456.021425]  do_softirq_own_stack+0x2a/0x40
[  456.026947]  ? find_held_lock+0x36/0x1c0
[  456.031853]  </IRQ>
[  456.036866]  ? out_of_memory+0x974/0x1430
[  456.040992]  do_softirq.part.14+0x126/0x160
[  456.045825]  ? lock_downgrade+0x900/0x900
[  456.051091]  __local_bh_enable_ip+0x21d/0x260
[  456.055578]  ? check_preemption_disabled+0x48/0x280
[  456.059967]  __dev_queue_xmit+0x1aa3/0x3ad0
[  456.064272]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  456.068320]  ? save_stack+0x43/0xd0
[  456.070547]  ? kasan_check_read+0x11/0x20
[  456.074696]  ? kasan_kmalloc+0xc7/0xe0
[  456.078999]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.083136]  ? __kmalloc_node_track_caller+0x50/0x70
[  456.087637]  ? rcu_softirq_qs+0x20/0x20
[  456.092624]  ? netdev_pick_tx+0x310/0x310
[  456.096928]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.101846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.105454]  ? oom_evaluate_task+0x302/0x540
[  456.109596]  ? check_preemption_disabled+0x48/0x280
[  456.113471]  out_of_memory+0xa84/0x1430
[  456.118745]  ? __lock_is_held+0xb5/0x140
[  456.123829]  ? oom_killer_disable+0x3a0/0x3a0
[  456.127789]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  456.131917]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  456.137440]  ? skb_release_data+0x1c4/0x880
[  456.142963]  ? __ww_mutex_check_waiters+0x160/0x160
[  456.147359]  ? kmem_cache_alloc_node_trace+0x34b/0x740
[  456.152366]  __alloc_pages_slowpath+0x2354/0x2e10
[  456.156318]  ? kasan_unpoison_shadow+0x35/0x50
[  456.160389]  ? warn_alloc+0x120/0x120
[  456.164845]  ? skb_tx_error+0x2f0/0x2f0
[  456.169845]  ? mark_held_locks+0x130/0x130
[  456.169867]  ? find_get_entry+0xaae/0x1120
[  456.174783]  ? __kmalloc_node_track_caller+0x50/0x70
[  456.179093]  ? filemap_map_pages+0x1a20/0x1a20
[  456.184093]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.189353]  ? zap_class+0x640/0x640
[  456.194179]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  456.198751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.202537]  ? kasan_check_write+0x14/0x20
[  456.206494]  ? check_preemption_disabled+0x48/0x280
[  456.210711]  ? pskb_expand_head+0x6b3/0x10f0
[  456.214933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.220025]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  456.224589]  ? should_fail+0x22d/0xd01
[  456.230116]  ? skb_release_data+0x880/0x880
[  456.233806]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.239326]  ? __alloc_skb+0x770/0x770
[  456.244852]  ? zap_class+0x640/0x640
[  456.249075]  ? __lock_is_held+0xb5/0x140
[  456.254098]  ? __lock_is_held+0xb5/0x140
[  456.258481]  ? kasan_check_write+0x14/0x20
[  456.264007]  ? mark_held_locks+0x130/0x130
[  456.269440]  ? __skb_clone+0x6c7/0xa00
[  456.273312]  ? lock_release+0xa00/0xa00
[  456.277619]  ? __copy_skb_header+0x6b0/0x6b0
[  456.282712]  ? perf_trace_sched_process_exec+0x860/0x860
[  456.286593]  ? kmem_cache_alloc+0x33a/0x730
[  456.290289]  ? xa_load+0x2ba/0x460
[  456.294340]  ? skb_ensure_writable+0x15e/0x640
[  456.298379]  ? lock_downgrade+0x900/0x900
[  456.302607]  dev_queue_xmit+0x17/0x20
[  456.306822]  ? __might_sleep+0x95/0x190
[  456.310696]  ? dev_queue_xmit+0x17/0x20
[  456.314662]  __alloc_pages_nodemask+0xa80/0xde0
[  456.319051]  __bpf_redirect+0x5cf/0xb20
[  456.324494]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  456.328798]  ? __switch_to_asm+0x34/0x70
[  456.332326]  ? __page_cache_alloc+0x191/0x5c0
[  456.336892]  bpf_clone_redirect+0x2f6/0x490
[  456.341027]  ? xa_load+0x2e1/0x460
[  456.344824]  bpf_prog_a481c1313990ee2c+0x392/0x1000
[  456.348775]  ? xa_clear_mark+0x40/0x40
[  456.352738]  ? __sched_text_start+0x8/0x8
[  456.357402]  ? zap_class+0x640/0x640
[  456.361359]  ? retint_kernel+0x2d/0x2d
[  456.366365]  ? zap_class+0x640/0x640
[  456.370420]  ? find_held_lock+0x36/0x1c0
[  456.374898]  ? zap_class+0x640/0x640
[  456.379207]  ? lock_acquire+0x1ed/0x520
[  456.382730]  ? __do_page_cache_readahead+0x663/0x810
[  456.387731]  ? bpf_test_run+0x3cb/0x780
[  456.391608]  ? find_held_lock+0x36/0x1c0
[  456.395756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.399452]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  456.403328]  ? check_preemption_disabled+0x48/0x280
[  456.407036]  alloc_pages_current+0x173/0x350
[  456.411084]  ? kasan_check_read+0x11/0x20
[  456.414784]  __page_cache_alloc+0x38c/0x5c0
[  456.418736]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.418755]  ? rcu_softirq_qs+0x20/0x20
[  456.423851]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  456.427816]  ? preempt_schedule+0x4d/0x60
[  456.431866]  ? kasan_check_read+0x11/0x20
[  456.437387]  ? ___preempt_schedule+0x16/0x18
[  456.442919]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.447929]  ? bpf_test_run+0x25d/0x780
[  456.452316]  ? generic_perform_write+0x6a0/0x6a0
[  456.456454]  ? netlink_diag_dump+0x2a0/0x2a0
[  456.460758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.466018]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.469979]  ? check_preemption_disabled+0x48/0x280
[  456.474897]  ? bpf_test_init.isra.10+0x70/0x100
[  456.479034]  filemap_fault+0x1595/0x25f0
[  456.483175]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  456.487572]  ? __lock_page_or_retry+0xa00/0xa00
[  456.492833]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  456.496791]  ? mark_held_locks+0x130/0x130
[  456.501530]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  456.501546]  ? fput+0x130/0x1a0
[  456.505947]  ? filemap_map_pages+0xd6b/0x1a20
[  456.511464]  ? __bpf_prog_get+0x9b/0x290
[  456.516990]  ? lock_downgrade+0x900/0x900
[  456.521994]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  456.526650]  ? check_preemption_disabled+0x48/0x280
[  456.530694]  ? bpf_prog_test_run+0x130/0x1a0
[  456.535438]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  456.540094]  ? __x64_sys_bpf+0x3d8/0x520
[  456.544920]  ? kasan_check_read+0x11/0x20
[  456.544937]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.549160]  ? bpf_prog_get+0x20/0x20
[  456.554689]  ? rcu_softirq_qs+0x20/0x20
[  456.557982]  ? do_syscall_64+0x1b9/0x820
[  456.562460]  ? filemap_map_pages+0xd92/0x1a20
[  456.566501]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  456.570657]  ? find_get_entries_tag+0x1400/0x1400
[  456.575476]  ? syscall_return_slowpath+0x5e0/0x5e0
[  456.580476]  ? __kernel_text_address+0xd/0x40
[  456.584872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.589787]  ? unwind_get_return_address+0x61/0xa0
[  456.593832]  ? trace_hardirqs_on_caller+0x310/0x310
[  456.597973]  ? lock_acquire+0x1ed/0x520
[  456.603228]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  456.607011]  ? ext4_filemap_fault+0x7a/0xad
[  456.610974]  ? prepare_exit_to_usermode+0x291/0x3b0
[  456.615021]  ? lock_release+0xa00/0xa00
[  456.619499]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.624851]  ? perf_trace_sched_process_exec+0x860/0x860
[  456.629684]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  456.634592]  ? print_usage_bug+0xc0/0xc0
[  456.634609]  ? print_usage_bug+0xc0/0xc0
[  456.639113] rcu: rcu_preempt kthread starved for 10727 jiffies! g50417 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  456.643926]  ? __x64_sys_read+0x73/0xb0
[  456.648833] rcu: RCU grace-period kthread stack dump:
[  456.653861]  ? down_read+0x8d/0x120
[  456.657803] rcu_preempt     R  running task    23000    10      2 0x80000000
[  456.662814]  ? ext4_filemap_fault+0x7a/0xad
[  456.667124] Call Trace:
[  456.672139]  ? __down_interruptible+0x700/0x700
[  456.676097]  __schedule+0x8cf/0x21d0
[  456.680926]  ? find_held_lock+0x36/0x1c0
[  456.686368]  ? __sched_text_start+0x8/0x8
[  456.691714]  ext4_filemap_fault+0x82/0xad
[  456.695768]  ? add_timer_on+0xa20/0xa20
[  456.699809]  __do_fault+0x100/0x6b0
[  456.710290]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  456.714251]  ? lock_downgrade+0x900/0x900
[  456.719432]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  456.723046]  ? pmd_devmap_trans_unstable+0x220/0x220
[  456.730222]  ? trace_hardirqs_on+0xbd/0x310
[  456.734532]  ? kasan_check_read+0x11/0x20
[  456.737099]  ? kasan_check_read+0x11/0x20
[  456.741760]  ? do_raw_spin_unlock+0xa7/0x330
[  456.745467]  ? prepare_to_swait_event+0x25a/0x800
[  456.749511]  ? do_raw_spin_trylock+0x270/0x270
[  456.753646]  ? trace_hardirqs_off_caller+0x310/0x310
[  456.757793]  __handle_mm_fault+0x3ea0/0x5be0
[  456.761741]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  456.765364]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  456.770454]  schedule+0xfe/0x460
[  456.774598]  ? find_held_lock+0x36/0x1c0
[  456.779694]  ? __schedule+0x21d0/0x21d0
[  456.784794]  ? zap_class+0x640/0x640
[  456.789094]  ? prepare_to_swait_event+0x25a/0x800
[  456.793233]  ? zap_class+0x640/0x640
[  456.797370]  ? __init_swait_queue_head+0x150/0x150
[  456.801762]  ? find_held_lock+0x36/0x1c0
[  456.806590]  ? __lockdep_init_map+0x105/0x590
[  456.811162]  ? handle_mm_fault+0x42a/0xc70
[  456.816253]  ? lockdep_init_map+0x9/0x10
[  456.820652]  ? lock_downgrade+0x900/0x900
[  456.825742]  schedule_timeout+0x140/0x260
[  456.830570]  ? check_preemption_disabled+0x48/0x280
[  456.833920]  ? usleep_range+0x1a0/0x1a0
[  456.837972]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  456.841930]  ? __next_timer_interrupt+0x1a0/0x1a0
[  456.845631]  ? kasan_check_read+0x11/0x20
[  456.850473]  rcu_gp_fqs_loop+0x762/0xa80
[  456.854162]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  456.859085]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  456.863126]  ? rcu_softirq_qs+0x20/0x20
[  456.867607]  ? trace_hardirqs_off_caller+0x310/0x310
[  456.871824]  ? trace_hardirqs_off_caller+0x310/0x310
[  456.875872]  ? perf_trace_sched_process_exec+0x860/0x860
[  456.880004]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.884137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.889136]  ? check_preemption_disabled+0x48/0x280
[  456.893098]  ? rcu_gp_init+0x90b/0x1260
[  456.898013]  handle_mm_fault+0x54f/0xc70
[  456.902839]  ? __switch_to_asm+0x34/0x70
[  456.906976]  ? __handle_mm_fault+0x5be0/0x5be0
[  456.911027]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  456.916287]  ? find_vma+0x34/0x190
[  456.921031]  ? __switch_to_asm+0x40/0x70
[  456.924990]  __do_page_fault+0x5e8/0xe60
[  456.930076]  ? find_held_lock+0x36/0x1c0
[  456.935164]  ? trace_hardirqs_off+0xb8/0x310
[  456.940601]  ? zap_class+0x640/0x640
[  456.946131]  ? kernel_write+0x120/0x120
[  456.951694]  ? prepare_to_swait_event+0x25a/0x800
[  456.956712]  do_page_fault+0xf2/0x7e0
[  456.960680]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  456.964732]  ? vmalloc_sync_all+0x30/0x30
[  456.968784]  ? find_held_lock+0x36/0x1c0
[  456.973351]  ? error_entry+0x70/0xd0
[  456.978100]  ? finish_swait+0x25d/0x430
[  456.981620]  ? trace_hardirqs_off_caller+0xbb/0x310
[  456.985667]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  456.989717]  ? trace_hardirqs_on_caller+0xc0/0x310
[  456.993761]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  456.998161]  ? syscall_return_slowpath+0x5e0/0x5e0
[  457.001866]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  457.005827]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.010697]  ? trace_hardirqs_on+0xbd/0x310
[  457.014482]  ? trace_hardirqs_on_caller+0x310/0x310
[  457.019576]  ? kasan_check_read+0x11/0x20
[  457.023702]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  457.023721]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  457.027766]  ? trace_hardirqs_off_caller+0x310/0x310
[  457.031470]  ? prepare_exit_to_usermode+0x291/0x3b0
[  457.035435]  ? __init_swait_queue_head+0x150/0x150
[  457.040434]  ? page_fault+0x8/0x30
[  457.045530]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  457.050453]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.055538]  ? finish_swait+0x25d/0x430
[  457.060463]  ? page_fault+0x8/0x30
[  457.065032]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  457.069858]  page_fault+0x1e/0x30
[  457.074171]  ? swake_up_locked+0x360/0x360
[  457.079179] RIP: 0033:0x7ff3690bcdb4
[  457.083317]  ? trace_hardirqs_off_caller+0x310/0x310
[  457.088770] Code: Bad RIP value.
[  457.093772]  ? perf_trace_sched_process_exec+0x860/0x860
[  457.098853] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203
[  457.098861] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd
[  457.098869] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000
[  457.098874] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000
[  457.098879] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420
[  457.098885] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003
[  457.098909] warn_alloc_show_mem: 1 callbacks suppressed
[  457.098912] Mem-Info:
[  457.098935] active_anon:48893 inactive_anon:1448 isolated_anon:0
[  457.098935]  active_file:11 inactive_file:13 isolated_file:1
[  457.098935]  unevictable:0 dirty:0 writeback:0 unstable:0
[  457.098935]  slab_reclaimable:10564 slab_unreclaimable:1456280
[  457.098935]  mapped:49154 shmem:1494 pagetables:632 bounce:0
[  457.098935]  free:13670 free_pcp:401 free_cma:0
[  457.098952] 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
[  457.098955] 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
[  457.098977] lowmem_reserve[]: 0 2818 6321 6321
[  457.098987] 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
[  457.099006] lowmem_reserve[]: 0 0 3503 3503
[  457.099015] 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
[  457.099034] lowmem_reserve[]: 0 0 0 0
[  457.099043] 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
[  457.099107] 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
[  457.099152] 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
[  457.104217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.109131] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  457.112665]  rcu_gp_kthread+0x341/0xc70
[  457.117755] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  457.122598]  ? rcu_gp_init+0x1260/0x1260
[  457.126552] 1519 total pagecache pages
[  457.130091]  ? mark_held_locks+0x130/0x130
[  457.134662] 0 pages in swap cache
[  457.138107]  ? __schedule+0x168a/0x21d0
[  457.142320] Swap cache stats: add 0, delete 0, find 0/0
[  457.142329] Free swap  = 0kB
[  457.146039]  ? _raw_spin_unlock_irq+0x27/0x80
[  457.151116] Total swap = 0kB
[  457.151125] 1965979 pages RAM
[  457.154490]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  457.159916] 0 pages HighMem/MovableOnly
[  457.165288]  ? trace_hardirqs_on+0xbd/0x310
[  457.172530] 342853 pages reserved
[  457.179804]  ? kasan_check_read+0x11/0x20
[  457.187052] 0 pages cma reserved
[  457.194324]  ? __schedule+0x168a/0x21d0
[  457.201628] aoe: skb alloc failure
[  457.206930]  ? trace_hardirqs_off_caller+0x310/0x310
[  457.209344] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  457.242488]  ? lock_pin_lock+0x350/0x350
[  457.270149] rsyslogd cpuset=/ mems_allowed=0
[  457.296283]  ? _raw_spin_unlock_irq+0x60/0x80
[  457.300849] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83
[  457.328444]  ? __schedule+0x168a/0x21d0
[  457.332750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  457.361917]  ? __switch_to_asm+0x40/0x70
[  457.365693] Call Trace:
[  457.379215]  ? __switch_to_asm+0x40/0x70
[  457.394998]  <IRQ>
[  457.408614]  ? show_schedstat+0x721/0xf30
[  457.414134]  dump_stack+0x244/0x39d
[  457.422965]  ? __sched_text_start+0x8/0x8
[  457.426921]  ? dump_stack_print_info.cold.1+0x20/0x20
[  457.435494]  ? find_held_lock+0x36/0x1c0
[  457.439551]  warn_alloc.cold.116+0xb7/0x1bd
[  457.443427]  ? __kthread_parkme+0xce/0x1a0
[  457.447640]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  457.451080]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  457.455041]  ? lock_downgrade+0x900/0x900
[  457.460389]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  457.463416]  ? trace_hardirqs_off+0xb8/0x310
[  457.467891]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  457.470898]  ? trace_hardirqs_off+0xb8/0x310
[  457.473988]  ? trace_hardirqs_on+0xbd/0x310
[  457.478559]  __alloc_pages_slowpath+0x26e8/0x2e10
[  457.482519]  ? kasan_check_read+0x11/0x20
[  457.486849]  ? warn_alloc+0x120/0x120
[  457.490265]  ? __kthread_parkme+0xce/0x1a0
[  457.494402]  ? warn_alloc+0x120/0x120
[  457.497757]  ? trace_hardirqs_off_caller+0x310/0x310
[  457.501714]  ? __lock_acquire+0x62f/0x4c20
[  457.505247]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  457.510324]  ? warn_alloc+0x120/0x120
[  457.520363]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.524418]  ? print_usage_bug+0xc0/0xc0
[  457.528811]  ? __kthread_parkme+0xfb/0x1a0
[  457.533288]  ? print_usage_bug+0xc0/0xc0
[  457.540035]  ? rcu_gp_init+0x1260/0x1260
[  457.543996]  ? mark_held_locks+0x130/0x130
[  457.553340]  kthread+0x35a/0x440
[  457.557403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.559968]  ? kthread_stop+0x900/0x900
[  457.564017]  ? should_fail+0x22d/0xd01
[  457.566148]  ret_from_fork+0x3a/0x50
[  457.570280]  ? zap_class+0x640/0x640
[  457.574101] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  457.578049]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.583403] syz-executor3 cpuset=syz3 mems_allowed=0
[  457.587461]  ? __lock_acquire+0x62f/0x4c20
[  457.746764]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.751871]  ? should_fail+0x22d/0xd01
[  457.755777]  ? mark_held_locks+0x130/0x130
[  457.760021]  ? mark_held_locks+0x130/0x130
[  457.764266]  ? lock_downgrade+0x900/0x900
[  457.768424]  ? zap_class+0x640/0x640
[  457.772143]  ? zap_class+0x640/0x640
[  457.775861]  ? zap_class+0x640/0x640
[  457.779579]  ? do_raw_spin_unlock+0xa7/0x330
[  457.783994]  ? trace_hardirqs_on+0x310/0x310
[  457.788412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.793953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.799500]  ? check_preemption_disabled+0x48/0x280
[  457.804533]  ? __lock_is_held+0xb5/0x140
[  457.808609]  __alloc_pages_nodemask+0xa80/0xde0
[  457.813279]  ? zap_class+0x640/0x640
[  457.817002]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  457.822036]  ? find_held_lock+0x36/0x1c0
[  457.826108]  ? ____cache_alloc_node+0x1c7/0x1e0
[  457.830789]  ? lock_downgrade+0x900/0x900
[  457.834950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.840497]  cache_grow_begin+0xa5/0x8c0
[  457.844559]  ? do_raw_spin_unlock+0xa7/0x330
[  457.848979]  fallback_alloc+0x204/0x2e0
[  457.852963]  ____cache_alloc_node+0x1c7/0x1e0
[  457.857468]  kmem_cache_alloc_node+0xe3/0x730
[  457.861970]  ? lockdep_hardirqs_on+0x296/0x5b0
[  457.866571]  __alloc_skb+0x119/0x770
[  457.870291]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  457.875669]  ? netdev_alloc_frag+0x1f0/0x1f0
[  457.880088]  ? vprintk_default+0x28/0x30
[  457.884155]  ? vprintk_func+0x85/0x181
[  457.888050]  ? printk+0xa7/0xcf
[  457.891332]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  457.896102]  new_skb+0x26/0x1c0
[  457.899389]  aoecmd_cfg+0x279/0x7f0
[  457.903030]  ? find_held_lock+0x36/0x1c0
[  457.907098]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  457.911435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.916991]  ? __lock_is_held+0xb5/0x140
[  457.921068]  discover_timer+0x50/0x60
[  457.924871]  call_timer_fn+0x272/0x920
[  457.928767]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  457.933612]  ? process_timeout+0x40/0x40
[  457.937690]  ? mark_held_locks+0xc7/0x130
[  457.941852]  ? _raw_spin_unlock_irq+0x27/0x80
[  457.946352]  ? _raw_spin_unlock_irq+0x27/0x80
[  457.950850]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  457.955698]  ? lockdep_hardirqs_on+0x296/0x5b0
[  457.960283]  ? trace_hardirqs_on+0xbd/0x310
[  457.964607]  ? kasan_check_read+0x11/0x20
[  457.968934]  ? __run_timers+0x7da/0xc70
[  457.972912]  ? trace_hardirqs_off_caller+0x310/0x310
[  457.978034]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  457.982877]  __run_timers+0x7e5/0xc70
[  457.986698]  ? timer_fixup_init+0x70/0x70
[  457.990851]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  457.995871]  ? zap_class+0x640/0x640
[  457.999596]  ? print_usage_bug+0xc0/0xc0
[  458.003662]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  458.008879]  ? find_held_lock+0x36/0x1c0
[  458.012950]  ? zap_class+0x640/0x640
[  458.016679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.022226]  ? check_preemption_disabled+0x48/0x280
[  458.027261]  ? __lock_is_held+0xb5/0x140
[  458.031331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.036878]  ? check_preemption_disabled+0x48/0x280
[  458.041904]  run_timer_softirq+0x52/0xb0
[  458.045969]  ? rcu_read_lock_sched_held+0x14f/0x180
[  458.050990]  __do_softirq+0x308/0xb7e
[  458.054802]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  458.059303]  ? lock_downgrade+0x900/0x900
[  458.063465]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  458.068581]  ? pvclock_read_flags+0x160/0x160
[  458.073085]  ? lapic_next_event+0x5a/0x90
[  458.077243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.082787]  ? kvm_clock_read+0x18/0x30
[  458.086765]  ? kvm_sched_clock_read+0x9/0x20
[  458.091203]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.096758]  ? check_preemption_disabled+0x48/0x280
[  458.101791]  irq_exit+0x17f/0x1c0
[  458.105262]  smp_apic_timer_interrupt+0x1cb/0x760
[  458.110112]  ? smp_call_function_single_interrupt+0x650/0x650
[  458.116035]  ? interrupt_entry+0xb5/0xc0
[  458.120108]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.125130]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.130165]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.135016]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.140032]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.145053]  ? task_prio+0x50/0x50
[  458.148601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.154142]  ? check_preemption_disabled+0x48/0x280
[  458.159171]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.164031]  apic_timer_interrupt+0xf/0x20
[  458.168263]  </IRQ>
[  458.170507] RIP: 0010:dump_stack+0x358/0x39d
[  458.174919] 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
[  458.193827] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  458.201541] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6
[  458.208811] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  458.216083] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006
[  458.223357] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45
[  458.230626] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  458.237921]  ? dump_stack+0x34f/0x39d
[  458.241759]  ? dump_stack_print_info.cold.1+0x20/0x20
[  458.246954]  ? mark_held_locks+0x130/0x130
[  458.251202]  ? mark_held_locks+0x130/0x130
[  458.255458]  dump_header+0x27b/0xf72
[  458.259197]  ? pagefault_out_of_memory+0x197/0x197
[  458.264139]  ? __lock_acquire+0x62f/0x4c20
[  458.268406]  ? percpu_ref_get_many+0x240/0x240
[  458.272993]  ? print_usage_bug+0xc0/0xc0
[  458.277062]  ? zap_class+0x640/0x640
[  458.280794]  ? print_usage_bug+0xc0/0xc0
[  458.284857]  ? print_usage_bug+0xc0/0xc0
[  458.288924]  ? zap_class+0x640/0x640
[  458.292740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.298286]  ? find_held_lock+0x36/0x1c0
[  458.302411]  ? mark_held_locks+0xc7/0x130
[  458.306577]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  458.311687]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  458.316799]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  458.321383]  ? trace_hardirqs_on+0xbd/0x310
[  458.325735]  ? kasan_check_read+0x11/0x20
[  458.329884]  ? ___ratelimit+0x3b4/0x672
[  458.333865]  ? trace_hardirqs_off_caller+0x310/0x310
[  458.338972]  ? trace_hardirqs_on+0x310/0x310
[  458.343390]  ? lock_downgrade+0x900/0x900
[  458.347557]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  458.352663]  ? ___ratelimit+0x3b9/0x672
[  458.356651]  ? idr_get_free+0xf70/0xf70
[  458.360630]  ? find_held_lock+0x36/0x1c0
[  458.364724]  oom_kill_process.cold.27+0x10/0x903
[  458.369483]  ? zap_class+0x640/0x640
[  458.373204]  ? check_preemption_disabled+0x48/0x280
[  458.378227]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.383160]  ? kasan_check_read+0x11/0x20
[  458.387310]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.392589]  ? oom_evaluate_task+0x540/0x540
[  458.397008]  ? find_held_lock+0x36/0x1c0
[  458.401082]  ? out_of_memory+0x974/0x1430
[  458.405254]  ? lock_downgrade+0x900/0x900
[  458.409411]  ? check_preemption_disabled+0x48/0x280
[  458.414437]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.419367]  ? kasan_check_read+0x11/0x20
[  458.423529]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.428811]  ? rcu_softirq_qs+0x20/0x20
[  458.432795]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.438337]  ? oom_evaluate_task+0x302/0x540
[  458.442753]  out_of_memory+0xa84/0x1430
[  458.446747]  ? oom_killer_disable+0x3a0/0x3a0
[  458.451246]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  458.456183]  ? __ww_mutex_check_waiters+0x160/0x160
[  458.461214]  __alloc_pages_slowpath+0x2354/0x2e10
[  458.466098]  ? warn_alloc+0x120/0x120
[  458.469900]  ? mark_held_locks+0x130/0x130
[  458.474154]  ? find_get_entry+0xaae/0x1120
[  458.478410]  ? filemap_map_pages+0x1a20/0x1a20
[  458.483001]  ? zap_class+0x640/0x640
[  458.486728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.492272]  ? check_preemption_disabled+0x48/0x280
[  458.497291]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.502835]  ? should_fail+0x22d/0xd01
[  458.506733]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  458.511866]  ? zap_class+0x640/0x640
[  458.515613]  ? __lock_is_held+0xb5/0x140
[  458.519692]  ? mark_held_locks+0x130/0x130
[  458.523938]  ? lock_release+0xa00/0xa00
[  458.527917]  ? perf_trace_sched_process_exec+0x860/0x860
[  458.533374]  ? xa_load+0x2ba/0x460
[  458.536929]  ? lock_downgrade+0x900/0x900
[  458.541086]  ? __might_sleep+0x95/0x190
[  458.545071]  __alloc_pages_nodemask+0xa80/0xde0
[  458.549756]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  458.554779]  ? __page_cache_alloc+0x191/0x5c0
[  458.559278]  ? xa_load+0x2e1/0x460
[  458.562827]  ? xa_clear_mark+0x40/0x40
[  458.566721]  ? zap_class+0x640/0x640
[  458.570448]  ? zap_class+0x640/0x640
[  458.574164]  ? zap_class+0x640/0x640
[  458.577925]  ? __do_page_cache_readahead+0x663/0x810
[  458.583042]  ? find_held_lock+0x36/0x1c0
[  458.587119]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  458.592686]  alloc_pages_current+0x173/0x350
[  458.597112]  __page_cache_alloc+0x38c/0x5c0
[  458.601433]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.606365]  ? kasan_check_read+0x11/0x20
[  458.610524]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.615813]  ? generic_perform_write+0x6a0/0x6a0
[  458.620575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.626119]  ? check_preemption_disabled+0x48/0x280
[  458.631152]  filemap_fault+0x1595/0x25f0
[  458.635232]  ? __lock_page_or_retry+0xa00/0xa00
[  458.639908]  ? mark_held_locks+0x130/0x130
[  458.644163]  ? filemap_map_pages+0xd6b/0x1a20
[  458.648675]  ? lock_downgrade+0x900/0x900
[  458.652827]  ? check_preemption_disabled+0x48/0x280
[  458.657857]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.662792]  ? kasan_check_read+0x11/0x20
[  458.666948]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.672229]  ? rcu_softirq_qs+0x20/0x20
[  458.676226]  ? filemap_map_pages+0xd92/0x1a20
[  458.680751]  ? find_get_entries_tag+0x1400/0x1400
[  458.685605]  ? __kernel_text_address+0xd/0x40
[  458.690114]  ? unwind_get_return_address+0x61/0xa0
[  458.695070]  ? lock_acquire+0x1ed/0x520
[  458.699051]  ? ext4_filemap_fault+0x7a/0xad
[  458.703385]  ? lock_release+0xa00/0xa00
[  458.707374]  ? perf_trace_sched_process_exec+0x860/0x860
[  458.712839]  ? print_usage_bug+0xc0/0xc0
[  458.716911]  ? print_usage_bug+0xc0/0xc0
[  458.720977]  ? __x64_sys_read+0x73/0xb0
[  458.724984]  ? down_read+0x8d/0x120
[  458.728613]  ? ext4_filemap_fault+0x7a/0xad
[  458.732944]  ? __down_interruptible+0x700/0x700
[  458.737627]  ? find_held_lock+0x36/0x1c0
[  458.741709]  ext4_filemap_fault+0x82/0xad
[  458.745877]  __do_fault+0x100/0x6b0
[  458.749515]  ? lock_downgrade+0x900/0x900
[  458.753683]  ? pmd_devmap_trans_unstable+0x220/0x220
[  458.758826]  ? kasan_check_read+0x11/0x20
[  458.762980]  ? do_raw_spin_unlock+0xa7/0x330
[  458.767406]  ? do_raw_spin_trylock+0x270/0x270
[  458.772011]  __handle_mm_fault+0x3ea0/0x5be0
[  458.776443]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  458.781300]  ? find_held_lock+0x36/0x1c0
[  458.785388]  ? zap_class+0x640/0x640
[  458.789121]  ? zap_class+0x640/0x640
[  458.792849]  ? find_held_lock+0x36/0x1c0
[  458.796944]  ? handle_mm_fault+0x42a/0xc70
[  458.801191]  ? lock_downgrade+0x900/0x900
[  458.805345]  ? check_preemption_disabled+0x48/0x280
[  458.810386]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  458.815336]  ? kasan_check_read+0x11/0x20
[  458.819494]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  458.824777]  ? rcu_softirq_qs+0x20/0x20
[  458.828759]  ? trace_hardirqs_off_caller+0x310/0x310
[  458.833876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.839426]  ? check_preemption_disabled+0x48/0x280
[  458.844461]  handle_mm_fault+0x54f/0xc70
[  458.848533]  ? __handle_mm_fault+0x5be0/0x5be0
[  458.853130]  ? find_vma+0x34/0x190
[  458.856697]  __do_page_fault+0x5e8/0xe60
[  458.860771]  ? trace_hardirqs_off+0xb8/0x310
[  458.865189]  ? kernel_write+0x120/0x120
[  458.869181]  do_page_fault+0xf2/0x7e0
[  458.872991]  ? vmalloc_sync_all+0x30/0x30
[  458.877145]  ? error_entry+0x70/0xd0
[  458.880869]  ? trace_hardirqs_off_caller+0xbb/0x310
[  458.885892]  ? trace_hardirqs_on_caller+0xc0/0x310
[  458.890829]  ? syscall_return_slowpath+0x5e0/0x5e0
[  458.895777]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.900637]  ? trace_hardirqs_on_caller+0x310/0x310
[  458.905664]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  458.911132]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  458.916167]  ? prepare_exit_to_usermode+0x291/0x3b0
[  458.921191]  ? page_fault+0x8/0x30
[  458.924742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.929597]  ? page_fault+0x8/0x30
[  458.933146]  page_fault+0x1e/0x30
[  458.936610] RIP: 0033:0x7ff3690bcdb4
[  458.940338] Code: Bad RIP value.
[  458.943704] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203
[  458.949081] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd
[  458.956359] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000
[  458.963642] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000
[  458.970927] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420
[  458.978203] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003
[  458.985518] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  458.985523] Mem-Info:
[  458.985555] active_anon:48893 inactive_anon:1448 isolated_anon:0
[  458.985555]  active_file:11 inactive_file:13 isolated_file:1
[  458.985555]  unevictable:0 dirty:0 writeback:0 unstable:0
[  458.985555]  slab_reclaimable:10564 slab_unreclaimable:1456280
[  458.985555]  mapped:49154 shmem:1494 pagetables:632 bounce:0
[  458.985555]  free:13670 free_pcp:401 free_cma:0
[  458.992820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  458.995269] 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
[  459.028388] Call Trace:
[  459.037755] 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
[  459.065437]  <IRQ>
[  459.068012] lowmem_reserve[]: 0 2818 6321 6321
[  459.094135]  dump_stack+0x244/0x39d
[  459.096261] 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
[  459.101333]  ? dump_stack_print_info.cold.1+0x20/0x20
[  459.104985] lowmem_reserve[]: 0 0 3503 3503
[  459.133297]  warn_alloc.cold.116+0xb7/0x1bd
[  459.138464] 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
[  459.142788]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  459.147073] lowmem_reserve[]: 0 0 0 0
[  459.176274]  ? lock_downgrade+0x900/0x900
[  459.181096] 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
[  459.184902]  ? trace_hardirqs_off+0xb8/0x310
[  459.189015] 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
[  459.202545]  ? trace_hardirqs_off+0xb8/0x310
[  459.206931] 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
[  459.222725]  __alloc_pages_slowpath+0x26e8/0x2e10
[  459.227129] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  459.240764]  ? warn_alloc+0x120/0x120
[  459.245571] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  459.254416]  ? warn_alloc+0x120/0x120
[  459.258196] 1519 total pagecache pages
[  459.266775]  ? mark_held_locks+0x130/0x130
[  459.270553] 0 pages in swap cache
[  459.274445]  ? warn_alloc+0x120/0x120
[  459.278658] Swap cache stats: add 0, delete 0, find 0/0
[  459.282114]  ? print_usage_bug+0xc0/0xc0
[  459.285895] Free swap  = 0kB
[  459.291272]  ? print_usage_bug+0xc0/0xc0
[  459.295299] Total swap = 0kB
[  459.295307] 1965979 pages RAM
[  459.298328]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  459.302355] 0 pages HighMem/MovableOnly
[  459.302364] 342853 pages reserved
[  459.305391]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.308471] 0 pages cma reserved
[  459.313661]  ? should_fail+0x22d/0xd01
[  459.317675] aoe: skb alloc failure
[  459.321067]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.321085]  ? __lock_acquire+0x62f/0x4c20
[  459.321103]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.326655] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  459.329986]  ? __lock_acquire+0x62f/0x4c20
[  459.333846] rsyslogd cpuset=/ mems_allowed=0
[  459.337381]  ? should_fail+0x22d/0xd01
[  459.337431]  ? mark_held_locks+0x130/0x130
[  459.378601]  ? mark_held_locks+0x130/0x130
[  459.382875]  ? find_held_lock+0x36/0x1c0
[  459.386961]  ? zap_class+0x640/0x640
[  459.390702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.396248]  ? check_preemption_disabled+0x48/0x280
[  459.401277]  ? __lock_is_held+0xb5/0x140
[  459.405348]  __alloc_pages_nodemask+0xa80/0xde0
[  459.410022]  ? zap_class+0x640/0x640
[  459.413755]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  459.418801]  ? find_held_lock+0x36/0x1c0
[  459.422891]  ? ____cache_alloc_node+0x1c7/0x1e0
[  459.427580]  ? lock_downgrade+0x900/0x900
[  459.431750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.437315]  cache_grow_begin+0xa5/0x8c0
[  459.441388]  ? do_raw_spin_unlock+0xa7/0x330
[  459.445839]  fallback_alloc+0x204/0x2e0
[  459.449831]  ____cache_alloc_node+0x1c7/0x1e0
[  459.454341]  kmem_cache_alloc_node+0xe3/0x730
[  459.458846]  ? mark_held_locks+0xc7/0x130
[  459.463011]  __alloc_skb+0x119/0x770
[  459.466739]  ? netdev_alloc_frag+0x1f0/0x1f0
[  459.471159]  ? do_raw_spin_trylock+0x270/0x270
[  459.475760]  ? kmem_cache_alloc_trace+0x353/0x750
[  459.480620]  ? queue_work_on+0x12c/0x1e0
[  459.484699]  ? switchdev_port_obj_del+0xdc/0x440
[  459.489464]  ? switchdev_trans_item_enqueue+0x260/0x260
[  459.494845]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  459.499868]  __br_mdb_notify+0x4ff/0x15d0
[  459.504031]  ? __br_mdb_add+0x7f0/0x7f0
[  459.508019]  ? zap_class+0x640/0x640
[  459.511748]  ? br_multicast_group_expired+0x96/0x610
[  459.516866]  ? lock_downgrade+0x900/0x900
[  459.521026]  br_mdb_notify+0x310/0x410
[  459.524918]  ? br_mdb_dump+0x27b0/0x27b0
[  459.528992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.534547]  br_multicast_group_expired+0x1bc/0x610
[  459.539579]  ? br_mdb_free+0x80/0x80
[  459.543313]  call_timer_fn+0x272/0x920
[  459.547203]  ? br_mdb_free+0x80/0x80
[  459.550919]  ? process_timeout+0x40/0x40
[  459.554992]  ? __run_timers+0x7da/0xc70
[  459.558975]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.563482]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.567980]  ? br_mdb_free+0x80/0x80
[  459.571701]  ? lockdep_hardirqs_on+0x296/0x5b0
[  459.576289]  ? trace_hardirqs_on+0xbd/0x310
[  459.580613]  ? kasan_check_read+0x11/0x20
[  459.584761]  ? __run_timers+0x7da/0xc70
[  459.588746]  ? trace_hardirqs_off_caller+0x310/0x310
[  459.593861]  ? br_mdb_free+0x80/0x80
[  459.597583]  ? br_mdb_free+0x80/0x80
[  459.601300]  __run_timers+0x7e5/0xc70
[  459.605142]  ? timer_fixup_init+0x70/0x70
[  459.609296]  ? lock_downgrade+0x900/0x900
[  459.613443]  ? zap_class+0x640/0x640
[  459.617187]  ? pvclock_read_flags+0x160/0x160
[  459.621684]  ? hrtimer_start_range_ns+0xe00/0xe00
[  459.626531]  ? trace_hardirqs_on+0x310/0x310
[  459.630957]  ? kvm_clock_read+0x18/0x30
[  459.634933]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  459.639953]  ? ktime_get+0x2c1/0x400
[  459.643690]  ? zap_class+0x640/0x640
[  459.647422]  ? pvclock_read_flags+0x160/0x160
[  459.651923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.657465]  ? check_preemption_disabled+0x48/0x280
[  459.662497]  ? __lock_is_held+0xb5/0x140
[  459.666566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.672108]  ? check_preemption_disabled+0x48/0x280
[  459.677139]  run_timer_softirq+0x52/0xb0
[  459.681207]  ? rcu_read_lock_sched_held+0x14f/0x180
[  459.686235]  __do_softirq+0x308/0xb7e
[  459.690074]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  459.695191]  ? irq_exit+0xbd/0x1c0
[  459.698752]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  459.703781]  ? smp_reschedule_interrupt+0x109/0x650
[  459.708839]  ? smp_call_function_single_interrupt+0x650/0x650
[  459.714742]  ? ret_from_intr+0xb/0x1e
[  459.718558]  ? trace_hardirqs_off_caller+0xbb/0x310
[  459.723588]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.728448]  ? trace_hardirqs_on_caller+0x310/0x310
[  459.733482]  ? task_prio+0x50/0x50
[  459.737031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.742590]  ? check_preemption_disabled+0x48/0x280
[  459.747629]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.752487]  ? __dev_queue_xmit+0x1a70/0x3ad0
[  459.756995]  do_softirq_own_stack+0x2a/0x40
[  459.761320]  </IRQ>
[  459.763568]  do_softirq.part.14+0x126/0x160
[  459.767902]  __local_bh_enable_ip+0x21d/0x260
[  459.772414]  __dev_queue_xmit+0x1aa3/0x3ad0
[  459.776749]  ? save_stack+0x43/0xd0
[  459.780381]  ? kasan_kmalloc+0xc7/0xe0
[  459.784281]  ? __kmalloc_node_track_caller+0x50/0x70
[  459.789411]  ? netdev_pick_tx+0x310/0x310
[  459.793578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.799133]  ? check_preemption_disabled+0x48/0x280
[  459.804180]  ? __lock_is_held+0xb5/0x140
[  459.808262]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  459.813289]  ? skb_release_data+0x1c4/0x880
[  459.817623]  ? kmem_cache_alloc_node_trace+0x34b/0x740
[  459.822916]  ? kasan_unpoison_shadow+0x35/0x50
[  459.827507]  ? skb_tx_error+0x2f0/0x2f0
[  459.831497]  ? __kmalloc_node_track_caller+0x50/0x70
[  459.836611]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.842161]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  459.847721]  ? kasan_check_write+0x14/0x20
[  459.851964]  ? pskb_expand_head+0x6b3/0x10f0
[  459.856385]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  459.861871]  ? skb_release_data+0x880/0x880
[  459.866213]  ? __alloc_skb+0x770/0x770
[  459.870381]  ? __lock_is_held+0xb5/0x140
[  459.874468]  ? kasan_check_write+0x14/0x20
[  459.878709]  ? __skb_clone+0x6c7/0xa00
[  459.882610]  ? __copy_skb_header+0x6b0/0x6b0
[  459.887021]  ? kmem_cache_alloc+0x33a/0x730
[  459.891360]  ? skb_ensure_writable+0x15e/0x640
[  459.895962]  dev_queue_xmit+0x17/0x20
[  459.899767]  ? dev_queue_xmit+0x17/0x20
[  459.903743]  __bpf_redirect+0x5cf/0xb20
[  459.907724]  ? __switch_to_asm+0x34/0x70
[  459.911798]  bpf_clone_redirect+0x2f6/0x490
[  459.916136]  bpf_prog_a481c1313990ee2c+0x392/0x1000
[  459.921171]  ? __sched_text_start+0x8/0x8
[  459.925326]  ? retint_kernel+0x2d/0x2d
[  459.929234]  ? find_held_lock+0x36/0x1c0
[  459.933304]  ? lock_acquire+0x1ed/0x520
[  459.937279]  ? bpf_test_run+0x3cb/0x780
[  459.941257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.946803]  ? check_preemption_disabled+0x48/0x280
[  459.951833]  ? kasan_check_read+0x11/0x20
[  459.955994]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  459.961290]  ? rcu_softirq_qs+0x20/0x20
[  459.965283]  ? preempt_schedule+0x4d/0x60
[  459.969677]  ? ___preempt_schedule+0x16/0x18
[  459.974118]  ? bpf_test_run+0x25d/0x780
[  459.978148]  ? netlink_diag_dump+0x2a0/0x2a0
[  459.982603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.988163]  ? bpf_test_init.isra.10+0x70/0x100
[  459.992870]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  459.997656]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  460.002503]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  460.008046]  ? fput+0x130/0x1a0
[  460.011333]  ? __bpf_prog_get+0x9b/0x290
[  460.015416]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  460.020261]  ? bpf_prog_test_run+0x130/0x1a0
[  460.024682]  ? __x64_sys_bpf+0x3d8/0x520
[  460.028758]  ? bpf_prog_get+0x20/0x20
[  460.032587]  ? do_syscall_64+0x1b9/0x820
[  460.036654]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  460.042032]  ? syscall_return_slowpath+0x5e0/0x5e0
[  460.046968]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.051818]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.056839]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  460.061861]  ? prepare_exit_to_usermode+0x291/0x3b0
[  460.066889]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.071742]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  460.077128] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83
[  460.077318] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  460.083907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  460.094379] syz-executor3 cpuset=syz3 mems_allowed=0
[  460.103739] Call Trace:
[  460.111413]  <IRQ>
[  460.113584]  dump_stack+0x244/0x39d
[  460.117227]  ? dump_stack_print_info.cold.1+0x20/0x20
[  460.122444]  warn_alloc.cold.116+0xb7/0x1bd
[  460.126772]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  460.131622]  ? lock_downgrade+0x900/0x900
[  460.135784]  ? trace_hardirqs_off+0xb8/0x310
[  460.140204]  ? trace_hardirqs_off+0xb8/0x310
[  460.144634]  __alloc_pages_slowpath+0x26e8/0x2e10
[  460.149541]  ? warn_alloc+0x120/0x120
[  460.153352]  ? warn_alloc+0x120/0x120
[  460.157155]  ? __lock_acquire+0x62f/0x4c20
[  460.161392]  ? warn_alloc+0x120/0x120
[  460.165226]  ? print_usage_bug+0xc0/0xc0
[  460.169639]  ? print_usage_bug+0xc0/0xc0
[  460.173712]  ? mark_held_locks+0x130/0x130
[  460.177960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.183501]  ? should_fail+0x22d/0xd01
[  460.187391]  ? zap_class+0x640/0x640
[  460.191121]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.196233]  ? __lock_acquire+0x62f/0x4c20
[  460.200471]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.205576]  ? should_fail+0x22d/0xd01
[  460.209481]  ? mark_held_locks+0x130/0x130
[  460.213724]  ? mark_held_locks+0x130/0x130
[  460.217959]  ? lock_downgrade+0x900/0x900
[  460.222108]  ? zap_class+0x640/0x640
[  460.225825]  ? zap_class+0x640/0x640
[  460.229547]  ? zap_class+0x640/0x640
[  460.233258]  ? do_raw_spin_unlock+0xa7/0x330
[  460.237674]  ? trace_hardirqs_on+0x310/0x310
[  460.242084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.247628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.253173]  ? check_preemption_disabled+0x48/0x280
[  460.258209]  ? __lock_is_held+0xb5/0x140
[  460.262293]  __alloc_pages_nodemask+0xa80/0xde0
[  460.266965]  ? zap_class+0x640/0x640
[  460.270690]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  460.275721]  ? find_held_lock+0x36/0x1c0
[  460.279796]  ? ____cache_alloc_node+0x1c7/0x1e0
[  460.284471]  ? lock_downgrade+0x900/0x900
[  460.288629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.294260]  cache_grow_begin+0xa5/0x8c0
[  460.298328]  ? do_raw_spin_unlock+0xa7/0x330
[  460.302748]  fallback_alloc+0x204/0x2e0
[  460.306735]  ____cache_alloc_node+0x1c7/0x1e0
[  460.311236]  kmem_cache_alloc_node+0xe3/0x730
[  460.315738]  ? lockdep_hardirqs_on+0x296/0x5b0
[  460.320335]  __alloc_skb+0x119/0x770
[  460.324051]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  460.329429]  ? netdev_alloc_frag+0x1f0/0x1f0
[  460.333847]  ? vprintk_default+0x28/0x30
[  460.337918]  ? vprintk_func+0x85/0x181
[  460.341807]  ? printk+0xa7/0xcf
[  460.345087]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  460.349860]  new_skb+0x26/0x1c0
[  460.353143]  aoecmd_cfg+0x279/0x7f0
[  460.356779]  ? find_held_lock+0x36/0x1c0
[  460.360847]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  460.365177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.370732]  ? __lock_is_held+0xb5/0x140
[  460.374811]  discover_timer+0x50/0x60
[  460.378615]  call_timer_fn+0x272/0x920
[  460.382515]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  460.387364]  ? process_timeout+0x40/0x40
[  460.391444]  ? mark_held_locks+0xc7/0x130
[  460.395594]  ? _raw_spin_unlock_irq+0x27/0x80
[  460.400092]  ? _raw_spin_unlock_irq+0x27/0x80
[  460.404588]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  460.409452]  ? lockdep_hardirqs_on+0x296/0x5b0
[  460.414038]  ? trace_hardirqs_on+0xbd/0x310
[  460.418363]  ? kasan_check_read+0x11/0x20
[  460.422538]  ? __run_timers+0x7da/0xc70
[  460.426513]  ? trace_hardirqs_off_caller+0x310/0x310
[  460.431633]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  460.436506]  __run_timers+0x7e5/0xc70
[  460.440319]  ? timer_fixup_init+0x70/0x70
[  460.444489]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  460.449516]  ? zap_class+0x640/0x640
[  460.453237]  ? print_usage_bug+0xc0/0xc0
[  460.457315]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  460.462525]  ? find_held_lock+0x36/0x1c0
[  460.466594]  ? zap_class+0x640/0x640
[  460.470314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.475859]  ? check_preemption_disabled+0x48/0x280
[  460.480889]  ? __lock_is_held+0xb5/0x140
[  460.484956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.490522]  ? check_preemption_disabled+0x48/0x280
[  460.495545]  run_timer_softirq+0x52/0xb0
[  460.499608]  ? rcu_read_lock_sched_held+0x14f/0x180
[  460.504642]  __do_softirq+0x308/0xb7e
[  460.508454]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  460.512954]  ? lock_downgrade+0x900/0x900
[  460.517112]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  460.522238]  ? pvclock_read_flags+0x160/0x160
[  460.526753]  ? lapic_next_event+0x5a/0x90
[  460.530926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.536476]  ? kvm_clock_read+0x18/0x30
[  460.540455]  ? kvm_sched_clock_read+0x9/0x20
[  460.544866]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.550428]  ? check_preemption_disabled+0x48/0x280
[  460.555458]  irq_exit+0x17f/0x1c0
[  460.558925]  smp_apic_timer_interrupt+0x1cb/0x760
[  460.563769]  ? smp_call_function_single_interrupt+0x650/0x650
[  460.569656]  ? interrupt_entry+0xb5/0xc0
[  460.573725]  ? trace_hardirqs_off_caller+0xbb/0x310
[  460.578756]  ? trace_hardirqs_off_caller+0xbb/0x310
[  460.583784]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.588631]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.593682]  ? trace_hardirqs_on_caller+0x310/0x310
[  460.598717]  ? task_prio+0x50/0x50
[  460.602259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.607798]  ? check_preemption_disabled+0x48/0x280
[  460.612827]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.617692]  apic_timer_interrupt+0xf/0x20
[  460.621925]  </IRQ>
[  460.624164] RIP: 0010:dump_stack+0x358/0x39d
[  460.628592] 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
[  460.647494] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  460.655214] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6
[  460.662483] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  460.669753] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006
[  460.677025] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45
[  460.684293] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  460.691584]  ? dump_stack+0x34f/0x39d
[  460.695423]  ? dump_stack_print_info.cold.1+0x20/0x20
[  460.700618]  ? mark_held_locks+0x130/0x130
[  460.704872]  ? mark_held_locks+0x130/0x130
[  460.709156]  dump_header+0x27b/0xf72
[  460.712913]  ? pagefault_out_of_memory+0x197/0x197
[  460.717853]  ? __lock_acquire+0x62f/0x4c20
[  460.722100]  ? percpu_ref_get_many+0x240/0x240
[  460.726709]  ? print_usage_bug+0xc0/0xc0
[  460.730779]  ? zap_class+0x640/0x640
[  460.734526]  ? print_usage_bug+0xc0/0xc0
[  460.738585]  ? print_usage_bug+0xc0/0xc0
[  460.742663]  ? zap_class+0x640/0x640
[  460.746400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.751946]  ? find_held_lock+0x36/0x1c0
[  460.756020]  ? mark_held_locks+0xc7/0x130
[  460.760172]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  460.765281]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  460.770401]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  460.774989]  ? trace_hardirqs_on+0xbd/0x310
[  460.779312]  ? kasan_check_read+0x11/0x20
[  460.783491]  ? ___ratelimit+0x3b4/0x672
[  460.787471]  ? trace_hardirqs_off_caller+0x310/0x310
[  460.792580]  ? trace_hardirqs_on+0x310/0x310
[  460.796991]  ? lock_downgrade+0x900/0x900
[  460.801147]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  460.806268]  ? ___ratelimit+0x3b9/0x672
[  460.810257]  ? idr_get_free+0xf70/0xf70
[  460.814234]  ? find_held_lock+0x36/0x1c0
[  460.818307]  oom_kill_process.cold.27+0x10/0x903
[  460.823067]  ? zap_class+0x640/0x640
[  460.826785]  ? check_preemption_disabled+0x48/0x280
[  460.831806]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  460.836741]  ? kasan_check_read+0x11/0x20
[  460.840888]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.846168]  ? oom_evaluate_task+0x540/0x540
[  460.850587]  ? find_held_lock+0x36/0x1c0
[  460.854662]  ? out_of_memory+0x974/0x1430
[  460.858824]  ? lock_downgrade+0x900/0x900
[  460.862974]  ? check_preemption_disabled+0x48/0x280
[  460.867998]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  460.872930]  ? kasan_check_read+0x11/0x20
[  460.877082]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  460.882360]  ? rcu_softirq_qs+0x20/0x20
[  460.886347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.891889]  ? oom_evaluate_task+0x302/0x540
[  460.896305]  out_of_memory+0xa84/0x1430
[  460.900291]  ? oom_killer_disable+0x3a0/0x3a0
[  460.904792]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  460.909731]  ? __ww_mutex_check_waiters+0x160/0x160
[  460.914765]  __alloc_pages_slowpath+0x2354/0x2e10
[  460.919649]  ? warn_alloc+0x120/0x120
[  460.923471]  ? mark_held_locks+0x130/0x130
[  460.927710]  ? find_get_entry+0xaae/0x1120
[  460.931958]  ? filemap_map_pages+0x1a20/0x1a20
[  460.936547]  ? zap_class+0x640/0x640
[  460.940272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.945812]  ? check_preemption_disabled+0x48/0x280
[  460.950860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.956413]  ? should_fail+0x22d/0xd01
[  460.960309]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.965438]  ? zap_class+0x640/0x640
[  460.969181]  ? __lock_is_held+0xb5/0x140
[  460.973257]  ? mark_held_locks+0x130/0x130
[  460.977511]  ? lock_release+0xa00/0xa00
[  460.981500]  ? perf_trace_sched_process_exec+0x860/0x860
[  460.986956]  ? xa_load+0x2ba/0x460
[  460.990496]  ? lock_downgrade+0x900/0x900
[  460.994654]  ? __might_sleep+0x95/0x190
[  460.998641]  __alloc_pages_nodemask+0xa80/0xde0
[  461.003326]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  461.008351]  ? __page_cache_alloc+0x191/0x5c0
[  461.012860]  ? xa_load+0x2e1/0x460
[  461.016415]  ? xa_clear_mark+0x40/0x40
[  461.020308]  ? zap_class+0x640/0x640
[  461.024031]  ? zap_class+0x640/0x640
[  461.027746]  ? zap_class+0x640/0x640
[  461.031463]  ? __do_page_cache_readahead+0x663/0x810
[  461.036583]  ? find_held_lock+0x36/0x1c0
[  461.040652]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  461.046203]  alloc_pages_current+0x173/0x350
[  461.050626]  __page_cache_alloc+0x38c/0x5c0
[  461.054947]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  461.059879]  ? kasan_check_read+0x11/0x20
[  461.064028]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  461.069314]  ? generic_perform_write+0x6a0/0x6a0
[  461.074080]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.079620]  ? check_preemption_disabled+0x48/0x280
[  461.084653]  filemap_fault+0x1595/0x25f0
[  461.088733]  ? __lock_page_or_retry+0xa00/0xa00
[  461.093416]  ? mark_held_locks+0x130/0x130
[  461.097672]  ? filemap_map_pages+0xd6b/0x1a20
[  461.102329]  ? lock_downgrade+0x900/0x900
[  461.106483]  ? check_preemption_disabled+0x48/0x280
[  461.111505]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  461.116451]  ? kasan_check_read+0x11/0x20
[  461.120620]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  461.125893]  ? rcu_softirq_qs+0x20/0x20
[  461.129888]  ? filemap_map_pages+0xd92/0x1a20
[  461.134408]  ? find_get_entries_tag+0x1400/0x1400
[  461.139286]  ? __kernel_text_address+0xd/0x40
[  461.143789]  ? unwind_get_return_address+0x61/0xa0
[  461.148741]  ? lock_acquire+0x1ed/0x520
[  461.152720]  ? ext4_filemap_fault+0x7a/0xad
[  461.157050]  ? lock_release+0xa00/0xa00
[  461.161026]  ? perf_trace_sched_process_exec+0x860/0x860
[  461.166474]  ? print_usage_bug+0xc0/0xc0
[  461.170542]  ? print_usage_bug+0xc0/0xc0
[  461.174601]  ? __x64_sys_read+0x73/0xb0
[  461.178595]  ? down_read+0x8d/0x120
[  461.182226]  ? ext4_filemap_fault+0x7a/0xad
[  461.186549]  ? __down_interruptible+0x700/0x700
[  461.191221]  ? find_held_lock+0x36/0x1c0
[  461.195294]  ext4_filemap_fault+0x82/0xad
[  461.199448]  __do_fault+0x100/0x6b0
[  461.203080]  ? lock_downgrade+0x900/0x900
[  461.207233]  ? pmd_devmap_trans_unstable+0x220/0x220
[  461.212358]  ? kasan_check_read+0x11/0x20
[  461.216540]  ? do_raw_spin_unlock+0xa7/0x330
[  461.220960]  ? do_raw_spin_trylock+0x270/0x270
[  461.225601]  __handle_mm_fault+0x3ea0/0x5be0
[  461.230025]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  461.234876]  ? find_held_lock+0x36/0x1c0
[  461.238959]  ? zap_class+0x640/0x640
[  461.242678]  ? zap_class+0x640/0x640
[  461.246411]  ? find_held_lock+0x36/0x1c0
[  461.250487]  ? handle_mm_fault+0x42a/0xc70
[  461.254726]  ? lock_downgrade+0x900/0x900
[  461.258880]  ? check_preemption_disabled+0x48/0x280
[  461.263901]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  461.268833]  ? kasan_check_read+0x11/0x20
[  461.272987]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  461.278265]  ? rcu_softirq_qs+0x20/0x20
[  461.282250]  ? trace_hardirqs_off_caller+0x310/0x310
[  461.287375]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.292928]  ? check_preemption_disabled+0x48/0x280
[  461.297959]  handle_mm_fault+0x54f/0xc70
[  461.302030]  ? __handle_mm_fault+0x5be0/0x5be0
[  461.306625]  ? find_vma+0x34/0x190
[  461.310173]  __do_page_fault+0x5e8/0xe60
[  461.314240]  ? trace_hardirqs_off+0xb8/0x310
[  461.318651]  ? kernel_write+0x120/0x120
[  461.322643]  do_page_fault+0xf2/0x7e0
[  461.326452]  ? vmalloc_sync_all+0x30/0x30
[  461.330604]  ? error_entry+0x70/0xd0
[  461.334324]  ? trace_hardirqs_off_caller+0xbb/0x310
[  461.339346]  ? trace_hardirqs_on_caller+0xc0/0x310
[  461.344302]  ? syscall_return_slowpath+0x5e0/0x5e0
[  461.349239]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  461.354086]  ? trace_hardirqs_on_caller+0x310/0x310
[  461.359101]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  461.364559]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  461.369950]  ? prepare_exit_to_usermode+0x291/0x3b0
[  461.374970]  ? page_fault+0x8/0x30
[  461.378518]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  461.383367]  ? page_fault+0x8/0x30
[  461.386918]  page_fault+0x1e/0x30
[  461.390370] RIP: 0033:0x7ff3690bcdb4
[  461.394103] Code: Bad RIP value.
[  461.397464] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203
[  461.402823] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd
[  461.410092] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000
[  461.417374] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000
[  461.424647] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420
[  461.431922] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003
[  461.439215] warn_alloc_show_mem: 1 callbacks suppressed
[  461.439227] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  461.439228] Mem-Info:
[  461.439260] active_anon:48893 inactive_anon:1448 isolated_anon:0
[  461.439260]  active_file:11 inactive_file:13 isolated_file:1
[  461.439260]  unevictable:0 dirty:0 writeback:0 unstable:0
[  461.439260]  slab_reclaimable:10564 slab_unreclaimable:1456280
[  461.439260]  mapped:49154 shmem:1494 pagetables:632 bounce:0
[  461.439260]  free:13670 free_pcp:401 free_cma:0
[  461.444604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  461.451989] 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
[  461.454388] Call Trace:
[  461.487531] 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
[  461.496881]  <IRQ>
[  461.524536] lowmem_reserve[]: 0 2818 6321 6321
[  461.527154]  dump_stack+0x244/0x39d
[  461.553241] 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
[  461.555417]  ? dump_stack_print_info.cold.1+0x20/0x20
[  461.559957] lowmem_reserve[]: 0 0 3503 3503
[  461.563596]  warn_alloc.cold.116+0xb7/0x1bd
[  461.591155] 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
[  461.596353]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  461.600645] lowmem_reserve[]: 0 0 0 0
[  461.604966]  ? lock_downgrade+0x900/0x900
[  461.634096] 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
[  461.638944]  ? trace_hardirqs_off+0xb8/0x310
[  461.642713] 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
[  461.646862]  ? trace_hardirqs_off+0xb8/0x310
[  461.660356] 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
[  461.664772]  __alloc_pages_slowpath+0x26e8/0x2e10
[  461.680534] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  461.684956]  ? warn_alloc+0x120/0x120
[  461.698521] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  461.703350]  ? warn_alloc+0x120/0x120
[  461.712158] 1519 total pagecache pages
[  461.715956]  ? mark_held_locks+0x130/0x130
[  461.724512] 0 pages in swap cache
[  461.728301]  ? warn_alloc+0x120/0x120
[  461.732169] Swap cache stats: add 0, delete 0, find 0/0
[  461.736403]  ? print_usage_bug+0xc0/0xc0
[  461.739832] Free swap  = 0kB
[  461.743633]  ? print_usage_bug+0xc0/0xc0
[  461.748967] Total swap = 0kB
[  461.753025]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  461.756018] 1965979 pages RAM
[  461.760083]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.763071] 0 pages HighMem/MovableOnly
[  461.768256]  ? should_fail+0x22d/0xd01
[  461.771334] 342853 pages reserved
[  461.776863]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  461.780814] 0 pages cma reserved
[  461.784700]  ? __lock_acquire+0x62f/0x4c20
[  461.788183] aoe: skb alloc failure
[  461.793221]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  461.793235]  ? __lock_acquire+0x62f/0x4c20
[  461.793251]  ? should_fail+0x22d/0xd01
[  461.796626] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  461.800834]  ? mark_held_locks+0x130/0x130
[  461.804348] rsyslogd cpuset=/ mems_allowed=0
[  461.809444]  ? mark_held_locks+0x130/0x130
[  461.840434]  ? find_held_lock+0x36/0x1c0
[  461.844499]  ? zap_class+0x640/0x640
[  461.848224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.853766]  ? check_preemption_disabled+0x48/0x280
[  461.858794]  ? __lock_is_held+0xb5/0x140
[  461.862865]  __alloc_pages_nodemask+0xa80/0xde0
[  461.867536]  ? zap_class+0x640/0x640
[  461.871254]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  461.876282]  ? find_held_lock+0x36/0x1c0
[  461.880356]  ? ____cache_alloc_node+0x1c7/0x1e0
[  461.885031]  ? lock_downgrade+0x900/0x900
[  461.889198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.894751]  cache_grow_begin+0xa5/0x8c0
[  461.898812]  ? do_raw_spin_unlock+0xa7/0x330
[  461.903233]  fallback_alloc+0x204/0x2e0
[  461.907216]  ____cache_alloc_node+0x1c7/0x1e0
[  461.911721]  kmem_cache_alloc_node+0xe3/0x730
[  461.916219]  ? mark_held_locks+0xc7/0x130
[  461.920380]  __alloc_skb+0x119/0x770
[  461.924110]  ? netdev_alloc_frag+0x1f0/0x1f0
[  461.928520]  ? do_raw_spin_trylock+0x270/0x270
[  461.933105]  ? kmem_cache_alloc_trace+0x353/0x750
[  461.937952]  ? queue_work_on+0x12c/0x1e0
[  461.942025]  ? switchdev_port_obj_del+0xdc/0x440
[  461.947484]  ? switchdev_trans_item_enqueue+0x260/0x260
[  461.952860]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  461.957884]  __br_mdb_notify+0x4ff/0x15d0
[  461.962048]  ? __br_mdb_add+0x7f0/0x7f0
[  461.966035]  ? zap_class+0x640/0x640
[  461.970137]  ? br_multicast_group_expired+0x96/0x610
[  461.975277]  ? lock_downgrade+0x900/0x900
[  461.979449]  br_mdb_notify+0x310/0x410
[  461.983343]  ? br_mdb_dump+0x27b0/0x27b0
[  461.987420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.992970]  br_multicast_group_expired+0x1bc/0x610
[  461.997995]  ? br_mdb_free+0x80/0x80
[  462.001732]  call_timer_fn+0x272/0x920
[  462.005616]  ? br_mdb_free+0x80/0x80
[  462.009329]  ? process_timeout+0x40/0x40
[  462.013406]  ? __run_timers+0x7da/0xc70
[  462.017424]  ? _raw_spin_unlock_irq+0x27/0x80
[  462.021918]  ? _raw_spin_unlock_irq+0x27/0x80
[  462.026425]  ? br_mdb_free+0x80/0x80
[  462.030142]  ? lockdep_hardirqs_on+0x296/0x5b0
[  462.034732]  ? trace_hardirqs_on+0xbd/0x310
[  462.039058]  ? kasan_check_read+0x11/0x20
[  462.043204]  ? __run_timers+0x7da/0xc70
[  462.047186]  ? trace_hardirqs_off_caller+0x310/0x310
[  462.052312]  ? br_mdb_free+0x80/0x80
[  462.056031]  ? br_mdb_free+0x80/0x80
[  462.059745]  __run_timers+0x7e5/0xc70
[  462.063561]  ? timer_fixup_init+0x70/0x70
[  462.067712]  ? lock_downgrade+0x900/0x900
[  462.071856]  ? zap_class+0x640/0x640
[  462.075583]  ? pvclock_read_flags+0x160/0x160
[  462.080080]  ? hrtimer_start_range_ns+0xe00/0xe00
[  462.084922]  ? trace_hardirqs_on+0x310/0x310
[  462.089352]  ? kvm_clock_read+0x18/0x30
[  462.093331]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  462.098345]  ? ktime_get+0x2c1/0x400
[  462.102065]  ? zap_class+0x640/0x640
[  462.105783]  ? pvclock_read_flags+0x160/0x160
[  462.110283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.115825]  ? check_preemption_disabled+0x48/0x280
[  462.120855]  ? __lock_is_held+0xb5/0x140
[  462.124924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.130463]  ? check_preemption_disabled+0x48/0x280
[  462.135487]  run_timer_softirq+0x52/0xb0
[  462.139552]  ? rcu_read_lock_sched_held+0x14f/0x180
[  462.144570]  __do_softirq+0x308/0xb7e
[  462.148383]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  462.153491]  ? irq_exit+0xbd/0x1c0
[  462.157036]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  462.162054]  ? smp_reschedule_interrupt+0x109/0x650
[  462.167076]  ? smp_call_function_single_interrupt+0x650/0x650
[  462.172964]  ? ret_from_intr+0xb/0x1e
[  462.176768]  ? trace_hardirqs_off_caller+0xbb/0x310
[  462.181788]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.186637]  ? trace_hardirqs_on_caller+0x310/0x310
[  462.191666]  ? task_prio+0x50/0x50
[  462.195208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.200750]  ? check_preemption_disabled+0x48/0x280
[  462.205774]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.210621]  ? __dev_queue_xmit+0x1a70/0x3ad0
[  462.215118]  do_softirq_own_stack+0x2a/0x40
[  462.219442]  </IRQ>
[  462.221682]  do_softirq.part.14+0x126/0x160
[  462.226003]  __local_bh_enable_ip+0x21d/0x260
[  462.230520]  __dev_queue_xmit+0x1aa3/0x3ad0
[  462.234849]  ? save_stack+0x43/0xd0
[  462.238497]  ? kasan_kmalloc+0xc7/0xe0
[  462.242387]  ? __kmalloc_node_track_caller+0x50/0x70
[  462.247513]  ? netdev_pick_tx+0x310/0x310
[  462.251670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.257232]  ? check_preemption_disabled+0x48/0x280
[  462.262261]  ? __lock_is_held+0xb5/0x140
[  462.266336]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  462.271358]  ? skb_release_data+0x1c4/0x880
[  462.275683]  ? kmem_cache_alloc_node_trace+0x34b/0x740
[  462.280966]  ? kasan_unpoison_shadow+0x35/0x50
[  462.285554]  ? skb_tx_error+0x2f0/0x2f0
[  462.289536]  ? __kmalloc_node_track_caller+0x50/0x70
[  462.294642]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.300188]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  462.305729]  ? kasan_check_write+0x14/0x20
[  462.309967]  ? pskb_expand_head+0x6b3/0x10f0
[  462.314392]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  462.319885]  ? skb_release_data+0x880/0x880
[  462.324413]  ? __alloc_skb+0x770/0x770
[  462.328312]  ? __lock_is_held+0xb5/0x140
[  462.332377]  ? kasan_check_write+0x14/0x20
[  462.336651]  ? __skb_clone+0x6c7/0xa00
[  462.340563]  ? __copy_skb_header+0x6b0/0x6b0
[  462.344971]  ? kmem_cache_alloc+0x33a/0x730
[  462.349321]  ? skb_ensure_writable+0x15e/0x640
[  462.353914]  dev_queue_xmit+0x17/0x20
[  462.357715]  ? dev_queue_xmit+0x17/0x20
[  462.361691]  __bpf_redirect+0x5cf/0xb20
[  462.365664]  ? __switch_to_asm+0x34/0x70
[  462.369741]  bpf_clone_redirect+0x2f6/0x490
[  462.374076]  bpf_prog_a481c1313990ee2c+0x392/0x1000
[  462.379098]  ? __sched_text_start+0x8/0x8
[  462.383246]  ? retint_kernel+0x2d/0x2d
[  462.387144]  ? find_held_lock+0x36/0x1c0
[  462.391223]  ? lock_acquire+0x1ed/0x520
[  462.395203]  ? bpf_test_run+0x3cb/0x780
[  462.399205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.404751]  ? check_preemption_disabled+0x48/0x280
[  462.409770]  ? kasan_check_read+0x11/0x20
[  462.413932]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  462.419235]  ? rcu_softirq_qs+0x20/0x20
[  462.423223]  ? preempt_schedule+0x4d/0x60
[  462.427409]  ? ___preempt_schedule+0x16/0x18
[  462.431829]  ? bpf_test_run+0x25d/0x780
[  462.435822]  ? netlink_diag_dump+0x2a0/0x2a0
[  462.440237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.445774]  ? bpf_test_init.isra.10+0x70/0x100
[  462.450451]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  462.455216]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  462.460054]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  462.465590]  ? fput+0x130/0x1a0
[  462.468875]  ? __bpf_prog_get+0x9b/0x290
[  462.472942]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  462.477783]  ? bpf_prog_test_run+0x130/0x1a0
[  462.482197]  ? __x64_sys_bpf+0x3d8/0x520
[  462.486262]  ? bpf_prog_get+0x20/0x20
[  462.490088]  ? do_syscall_64+0x1b9/0x820
[  462.494156]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  462.499534]  ? syscall_return_slowpath+0x5e0/0x5e0
[  462.504467]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.509318]  ? trace_hardirqs_on_caller+0x310/0x310
[  462.514335]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  462.519349]  ? prepare_exit_to_usermode+0x291/0x3b0
[  462.524371]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.529233]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  462.534629] CPU: 0 PID: 6017 Comm: rsyslogd Not tainted 4.20.0-rc1+ #83
[  462.534784] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  462.541418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  462.551894] syz-executor3 cpuset=syz3 mems_allowed=0
[  462.561244] Call Trace:
[  462.568903]  <IRQ>
[  462.571092]  dump_stack+0x244/0x39d
[  462.574744]  ? dump_stack_print_info.cold.1+0x20/0x20
[  462.579950]  warn_alloc.cold.116+0xb7/0x1bd
[  462.584284]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  462.589131]  ? lock_downgrade+0x900/0x900
[  462.593291]  ? trace_hardirqs_off+0xb8/0x310
[  462.597724]  ? trace_hardirqs_off+0xb8/0x310
[  462.602154]  __alloc_pages_slowpath+0x26e8/0x2e10
[  462.607051]  ? warn_alloc+0x120/0x120
[  462.610894]  ? warn_alloc+0x120/0x120
[  462.614705]  ? __lock_acquire+0x62f/0x4c20
[  462.618945]  ? warn_alloc+0x120/0x120
[  462.622770]  ? print_usage_bug+0xc0/0xc0
[  462.626850]  ? print_usage_bug+0xc0/0xc0
[  462.630918]  ? mark_held_locks+0x130/0x130
[  462.635160]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.640699]  ? should_fail+0x22d/0xd01
[  462.644587]  ? zap_class+0x640/0x640
[  462.648306]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  462.653425]  ? __lock_acquire+0x62f/0x4c20
[  462.657687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  462.662809]  ? should_fail+0x22d/0xd01
[  462.666711]  ? mark_held_locks+0x130/0x130
[  462.670951]  ? mark_held_locks+0x130/0x130
[  462.675200]  ? lock_downgrade+0x900/0x900
[  462.679353]  ? zap_class+0x640/0x640
[  462.683067]  ? zap_class+0x640/0x640
[  462.686804]  ? zap_class+0x640/0x640
[  462.690527]  ? do_raw_spin_unlock+0xa7/0x330
[  462.694969]  ? trace_hardirqs_on+0x310/0x310
[  462.699376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.704923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.710487]  ? check_preemption_disabled+0x48/0x280
[  462.715543]  ? __lock_is_held+0xb5/0x140
[  462.719628]  __alloc_pages_nodemask+0xa80/0xde0
[  462.724331]  ? zap_class+0x640/0x640
[  462.728079]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  462.733113]  ? find_held_lock+0x36/0x1c0
[  462.737191]  ? ____cache_alloc_node+0x1c7/0x1e0
[  462.741862]  ? lock_downgrade+0x900/0x900
[  462.746025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.751568]  cache_grow_begin+0xa5/0x8c0
[  462.755633]  ? do_raw_spin_unlock+0xa7/0x330
[  462.760055]  fallback_alloc+0x204/0x2e0
[  462.764036]  ____cache_alloc_node+0x1c7/0x1e0
[  462.768546]  kmem_cache_alloc_node+0xe3/0x730
[  462.773046]  ? lockdep_hardirqs_on+0x296/0x5b0
[  462.777640]  __alloc_skb+0x119/0x770
[  462.781361]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  462.786742]  ? netdev_alloc_frag+0x1f0/0x1f0
[  462.791157]  ? vprintk_default+0x28/0x30
[  462.795222]  ? vprintk_func+0x85/0x181
[  462.799111]  ? printk+0xa7/0xcf
[  462.802393]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  462.807170]  new_skb+0x26/0x1c0
[  462.810461]  aoecmd_cfg+0x279/0x7f0
[  462.814105]  ? find_held_lock+0x36/0x1c0
[  462.818189]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  462.822518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.828069]  ? __lock_is_held+0xb5/0x140
[  462.832142]  discover_timer+0x50/0x60
[  462.835948]  call_timer_fn+0x272/0x920
[  462.839835]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  462.844685]  ? process_timeout+0x40/0x40
[  462.848757]  ? mark_held_locks+0xc7/0x130
[  462.852915]  ? _raw_spin_unlock_irq+0x27/0x80
[  462.857417]  ? _raw_spin_unlock_irq+0x27/0x80
[  462.861917]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  462.866767]  ? lockdep_hardirqs_on+0x296/0x5b0
[  462.871705]  ? trace_hardirqs_on+0xbd/0x310
[  462.876032]  ? kasan_check_read+0x11/0x20
[  462.880181]  ? __run_timers+0x7da/0xc70
[  462.884162]  ? trace_hardirqs_off_caller+0x310/0x310
[  462.889283]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  462.894124]  __run_timers+0x7e5/0xc70
[  462.897943]  ? timer_fixup_init+0x70/0x70
[  462.902094]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  462.907119]  ? zap_class+0x640/0x640
[  462.910842]  ? print_usage_bug+0xc0/0xc0
[  462.914914]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  462.920113]  ? find_held_lock+0x36/0x1c0
[  462.924182]  ? zap_class+0x640/0x640
[  462.927904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.933448]  ? check_preemption_disabled+0x48/0x280
[  462.938482]  ? __lock_is_held+0xb5/0x140
[  462.942551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.948088]  ? check_preemption_disabled+0x48/0x280
[  462.953113]  run_timer_softirq+0x52/0xb0
[  462.957179]  ? rcu_read_lock_sched_held+0x14f/0x180
[  462.962197]  __do_softirq+0x308/0xb7e
[  462.966005]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  462.970503]  ? lock_downgrade+0x900/0x900
[  462.974656]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  462.979783]  ? pvclock_read_flags+0x160/0x160
[  462.984283]  ? lapic_next_event+0x5a/0x90
[  462.988435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.993994]  ? kvm_clock_read+0x18/0x30
[  462.997968]  ? kvm_sched_clock_read+0x9/0x20
[  463.002385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.007940]  ? check_preemption_disabled+0x48/0x280
[  463.012965]  irq_exit+0x17f/0x1c0
[  463.016430]  smp_apic_timer_interrupt+0x1cb/0x760
[  463.021279]  ? smp_call_function_single_interrupt+0x650/0x650
[  463.027166]  ? interrupt_entry+0xb5/0xc0
[  463.031233]  ? trace_hardirqs_off_caller+0xbb/0x310
[  463.036248]  ? trace_hardirqs_off_caller+0xbb/0x310
[  463.041267]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  463.046117]  ? trace_hardirqs_on_caller+0x310/0x310
[  463.051135]  ? trace_hardirqs_on_caller+0x310/0x310
[  463.056151]  ? task_prio+0x50/0x50
[  463.059699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.065242]  ? check_preemption_disabled+0x48/0x280
[  463.070270]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  463.075123]  apic_timer_interrupt+0xf/0x20
[  463.079356]  </IRQ>
[  463.081602] RIP: 0010:dump_stack+0x358/0x39d
[  463.086014] 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
[  463.105060] RSP: 0000:ffff8801bfe4e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  463.112773] RAX: ffff8801bfe64440 RBX: 1ffffffff12a3f76 RCX: 1ffff10037fcc9a6
[  463.120042] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  463.127314] RBP: ffff8801bfe4e290 R08: ffff8801bfe64d30 R09: 0000000000000006
[  463.134589] R10: 0000000000000000 R11: ffff8801bfe64440 R12: 1ffff10037fc9c45
[  463.141861] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000000
[  463.149163]  ? dump_stack+0x34f/0x39d
[  463.152983]  ? dump_stack_print_info.cold.1+0x20/0x20
[  463.158180]  ? mark_held_locks+0x130/0x130
[  463.162425]  ? mark_held_locks+0x130/0x130
[  463.166672]  dump_header+0x27b/0xf72
[  463.170748]  ? pagefault_out_of_memory+0x197/0x197
[  463.175695]  ? __lock_acquire+0x62f/0x4c20
[  463.179933]  ? percpu_ref_get_many+0x240/0x240
[  463.184520]  ? print_usage_bug+0xc0/0xc0
[  463.188591]  ? zap_class+0x640/0x640
[  463.192317]  ? print_usage_bug+0xc0/0xc0
[  463.196376]  ? print_usage_bug+0xc0/0xc0
[  463.200452]  ? zap_class+0x640/0x640
[  463.204172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.209715]  ? find_held_lock+0x36/0x1c0
[  463.213791]  ? mark_held_locks+0xc7/0x130
[  463.217941]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  463.223043]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  463.228163]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  463.232765]  ? trace_hardirqs_on+0xbd/0x310
[  463.237091]  ? kasan_check_read+0x11/0x20
[  463.241243]  ? ___ratelimit+0x3b4/0x672
[  463.245219]  ? trace_hardirqs_off_caller+0x310/0x310
[  463.250328]  ? trace_hardirqs_on+0x310/0x310
[  463.254742]  ? lock_downgrade+0x900/0x900
[  463.258901]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  463.264011]  ? ___ratelimit+0x3b9/0x672
[  463.267990]  ? idr_get_free+0xf70/0xf70
[  463.271966]  ? find_held_lock+0x36/0x1c0
[  463.276038]  oom_kill_process.cold.27+0x10/0x903
[  463.280797]  ? zap_class+0x640/0x640
[  463.284517]  ? check_preemption_disabled+0x48/0x280
[  463.289536]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  463.294468]  ? kasan_check_read+0x11/0x20
[  463.298615]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  463.303895]  ? oom_evaluate_task+0x540/0x540
[  463.308309]  ? find_held_lock+0x36/0x1c0
[  463.312379]  ? out_of_memory+0x974/0x1430
[  463.316537]  ? lock_downgrade+0x900/0x900
[  463.320692]  ? check_preemption_disabled+0x48/0x280
[  463.325718]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  463.330654]  ? kasan_check_read+0x11/0x20
[  463.334808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  463.340084]  ? rcu_softirq_qs+0x20/0x20
[  463.344068]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.349609]  ? oom_evaluate_task+0x302/0x540
[  463.354024]  out_of_memory+0xa84/0x1430
[  463.358013]  ? oom_killer_disable+0x3a0/0x3a0
[  463.362510]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  463.367446]  ? __ww_mutex_check_waiters+0x160/0x160
[  463.372476]  __alloc_pages_slowpath+0x2354/0x2e10
[  463.377353]  ? warn_alloc+0x120/0x120
[  463.381157]  ? mark_held_locks+0x130/0x130
[  463.385412]  ? find_get_entry+0xaae/0x1120
[  463.389659]  ? filemap_map_pages+0x1a20/0x1a20
[  463.394265]  ? zap_class+0x640/0x640
[  463.397989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.403531]  ? check_preemption_disabled+0x48/0x280
[  463.408549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.414101]  ? should_fail+0x22d/0xd01
[  463.417996]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  463.423101]  ? zap_class+0x640/0x640
[  463.426847]  ? __lock_is_held+0xb5/0x140
[  463.430917]  ? mark_held_locks+0x130/0x130
[  463.435172]  ? lock_release+0xa00/0xa00
[  463.439160]  ? perf_trace_sched_process_exec+0x860/0x860
[  463.444611]  ? xa_load+0x2ba/0x460
[  463.448156]  ? lock_downgrade+0x900/0x900
[  463.452311]  ? __might_sleep+0x95/0x190
[  463.456304]  __alloc_pages_nodemask+0xa80/0xde0
[  463.460987]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  463.466009]  ? __page_cache_alloc+0x191/0x5c0
[  463.470506]  ? xa_load+0x2e1/0x460
[  463.474048]  ? xa_clear_mark+0x40/0x40
[  463.477953]  ? zap_class+0x640/0x640
[  463.481679]  ? zap_class+0x640/0x640
[  463.485434]  ? zap_class+0x640/0x640
[  463.489180]  ? __do_page_cache_readahead+0x663/0x810
[  463.494289]  ? find_held_lock+0x36/0x1c0
[  463.498355]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  463.503904]  alloc_pages_current+0x173/0x350
[  463.508326]  __page_cache_alloc+0x38c/0x5c0
[  463.512652]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  463.517593]  ? kasan_check_read+0x11/0x20
[  463.521747]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  463.527030]  ? generic_perform_write+0x6a0/0x6a0
[  463.531792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.537330]  ? check_preemption_disabled+0x48/0x280
[  463.542880]  filemap_fault+0x1595/0x25f0
[  463.546957]  ? __lock_page_or_retry+0xa00/0xa00
[  463.551631]  ? mark_held_locks+0x130/0x130
[  463.555877]  ? filemap_map_pages+0xd6b/0x1a20
[  463.560381]  ? lock_downgrade+0x900/0x900
[  463.564544]  ? check_preemption_disabled+0x48/0x280
[  463.569568]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  463.574502]  ? kasan_check_read+0x11/0x20
[  463.578653]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  463.583954]  ? rcu_softirq_qs+0x20/0x20
[  463.587948]  ? filemap_map_pages+0xd92/0x1a20
[  463.592459]  ? find_get_entries_tag+0x1400/0x1400
[  463.597302]  ? __kernel_text_address+0xd/0x40
[  463.601801]  ? unwind_get_return_address+0x61/0xa0
[  463.606749]  ? lock_acquire+0x1ed/0x520
[  463.610722]  ? ext4_filemap_fault+0x7a/0xad
[  463.615050]  ? lock_release+0xa00/0xa00
[  463.619023]  ? perf_trace_sched_process_exec+0x860/0x860
[  463.624477]  ? print_usage_bug+0xc0/0xc0
[  463.628542]  ? print_usage_bug+0xc0/0xc0
[  463.632602]  ? __x64_sys_read+0x73/0xb0
[  463.636590]  ? down_read+0x8d/0x120
[  463.640235]  ? ext4_filemap_fault+0x7a/0xad
[  463.644560]  ? __down_interruptible+0x700/0x700
[  463.649233]  ? find_held_lock+0x36/0x1c0
[  463.653300]  ext4_filemap_fault+0x82/0xad
[  463.657453]  __do_fault+0x100/0x6b0
[  463.661084]  ? lock_downgrade+0x900/0x900
[  463.665233]  ? pmd_devmap_trans_unstable+0x220/0x220
[  463.670342]  ? kasan_check_read+0x11/0x20
[  463.674492]  ? do_raw_spin_unlock+0xa7/0x330
[  463.678923]  ? do_raw_spin_trylock+0x270/0x270
[  463.683633]  __handle_mm_fault+0x3ea0/0x5be0
[  463.688064]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  463.692914]  ? find_held_lock+0x36/0x1c0
[  463.696995]  ? zap_class+0x640/0x640
[  463.700708]  ? zap_class+0x640/0x640
[  463.704438]  ? find_held_lock+0x36/0x1c0
[  463.708516]  ? handle_mm_fault+0x42a/0xc70
[  463.712753]  ? lock_downgrade+0x900/0x900
[  463.716921]  ? check_preemption_disabled+0x48/0x280
[  463.721944]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  463.726879]  ? kasan_check_read+0x11/0x20
[  463.731029]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  463.736306]  ? rcu_softirq_qs+0x20/0x20
[  463.740295]  ? trace_hardirqs_off_caller+0x310/0x310
[  463.745407]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.750955]  ? check_preemption_disabled+0x48/0x280
[  463.755986]  handle_mm_fault+0x54f/0xc70
[  463.760051]  ? __handle_mm_fault+0x5be0/0x5be0
[  463.764640]  ? find_vma+0x34/0x190
[  463.768195]  __do_page_fault+0x5e8/0xe60
[  463.772257]  ? trace_hardirqs_off+0xb8/0x310
[  463.776666]  ? kernel_write+0x120/0x120
[  463.780675]  do_page_fault+0xf2/0x7e0
[  463.784480]  ? vmalloc_sync_all+0x30/0x30
[  463.788631]  ? error_entry+0x70/0xd0
[  463.792346]  ? trace_hardirqs_off_caller+0xbb/0x310
[  463.797367]  ? trace_hardirqs_on_caller+0xc0/0x310
[  463.802333]  ? syscall_return_slowpath+0x5e0/0x5e0
[  463.807278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  463.812122]  ? trace_hardirqs_on_caller+0x310/0x310
[  463.817139]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  463.822589]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  463.827612]  ? prepare_exit_to_usermode+0x291/0x3b0
[  463.832633]  ? page_fault+0x8/0x30
[  463.836182]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  463.841033]  ? page_fault+0x8/0x30
[  463.844601]  page_fault+0x1e/0x30
[  463.848054] RIP: 0033:0x7ff3690bcdb4
[  463.851792] Code: Bad RIP value.
[  463.855171] RSP: 002b:00007ff367a8be40 EFLAGS: 00010203
[  463.860531] RAX: 0000000000000fe7 RBX: 00000000011ca670 RCX: 00007ff36a4ec1fd
[  463.867798] RDX: 0000000000000fe7 RSI: 00007ff3692c05a0 RDI: 0000000000000000
[  463.875070] RBP: 0000000000000000 R08: 00000000011b5260 R09: 0000000000000000
[  463.882354] R10: 7269762f73656369 R11: 0000000000000000 R12: 000000000065e420
[  463.889632] R13: 00007ff367a8c9c0 R14: 00007ff36ab31040 R15: 0000000000000003
[  463.896954] warn_alloc_show_mem: 1 callbacks suppressed
[  463.896966] CPU: 1 PID: 21171 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  463.896968] Mem-Info:
[  463.897000] active_anon:48893 inactive_anon:1448 isolated_anon:0
[  463.897000]  active_file:11 inactive_file:13 isolated_file:1
[  463.897000]  unevictable:0 dirty:0 writeback:0 unstable:0
[  463.897000]  slab_reclaimable:10564 slab_unreclaimable:1456280
[  463.897000]  mapped:49154 shmem:1494 pagetables:632 bounce:0
[  463.897000]  free:13670 free_pcp:401 free_cma:0
[  463.902340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  463.909629] 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
[  463.912027] Call Trace:
[  463.945176] 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
[  463.954559]  <IRQ>
[  463.982481] lowmem_reserve[]: 0 2818 6321 6321
[  463.985094]  dump_stack+0x244/0x39d
[  464.011199] 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
[  464.013393]  ? dump_stack_print_info.cold.1+0x20/0x20
[  464.017941] lowmem_reserve[]: 0 0 3503 3503
[  464.021583]  warn_alloc.cold.116+0xb7/0x1bd
[  464.049148] 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
[  464.054348]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  464.058640] lowmem_reserve[]: 0 0 0 0
[  464.062974]  ? lock_downgrade+0x900/0x900
[  464.092123] 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
[  464.097015]  ? trace_hardirqs_off+0xb8/0x310
[  464.100791] 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
[  464.104952]  ? trace_hardirqs_off+0xb8/0x310
[  464.118458] 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
[  464.122873]  __alloc_pages_slowpath+0x26e8/0x2e10
[  464.138647] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  464.143082]  ? warn_alloc+0x120/0x120
[  464.156654] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  464.161502]  ? warn_alloc+0x120/0x120
[  464.170313] 1519 total pagecache pages
[  464.174111]  ? mark_held_locks+0x130/0x130
[  464.182675] 0 pages in swap cache
[  464.186480]  ? warn_alloc+0x120/0x120
[  464.190347] Swap cache stats: add 0, delete 0, find 0/0
[  464.194587]  ? print_usage_bug+0xc0/0xc0
[  464.198014] Free swap  = 0kB
[  464.201844]  ? print_usage_bug+0xc0/0xc0
[  464.207177] Total swap = 0kB
[  464.207185] 1965979 pages RAM
[  464.211242]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  464.214236] 0 pages HighMem/MovableOnly
[  464.218296]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  464.221303] 342853 pages reserved
[  464.224429]  ? should_fail+0x22d/0xd01
[  464.229595] 0 pages cma reserved
[  464.233564]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  464.239148] aoe: skb alloc failure
[  464.242522]  ? __lock_acquire+0x62f/0x4c20
[  464.242542]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  464.242558]  ? __lock_acquire+0x62f/0x4c20
[  464.246462] rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  464.249791]  ? should_fail+0x22d/0xd01
[  464.254868] rsyslogd cpuset=/ mems_allowed=0
[  464.258422]  ? mark_held_locks+0x130/0x130
[  464.294835]  ? mark_held_locks+0x130/0x130
[  464.299075]  ? find_held_lock+0x36/0x1c0
[  464.303139]  ? zap_class+0x640/0x640
[  464.306879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.312427]  ? check_preemption_disabled+0x48/0x280
[  464.317458]  ? __lock_is_held+0xb5/0x140
[  464.321533]  __alloc_pages_nodemask+0xa80/0xde0
[  464.326208]  ? zap_class+0x640/0x640
[  464.329934]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  464.334965]  ? find_held_lock+0x36/0x1c0
[  464.339039]  ? ____cache_alloc_node+0x1c7/0x1e0
[  464.343719]  ? lock_downgrade+0x900/0x900
[  464.347889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.353444]  cache_grow_begin+0xa5/0x8c0
[  464.357508]  ? do_raw_spin_unlock+0xa7/0x330
[  464.361926]  fallback_alloc+0x204/0x2e0
[  464.365911]  ____cache_alloc_node+0x1c7/0x1e0
[  464.370427]  kmem_cache_alloc_node+0xe3/0x730
[  464.374927]  ? mark_held_locks+0xc7/0x130
[  464.379088]  __alloc_skb+0x119/0x770
[  464.382826]  ? netdev_alloc_frag+0x1f0/0x1f0
[  464.387251]  ? do_raw_spin_trylock+0x270/0x270
[  464.391836]  ? kmem_cache_alloc_trace+0x353/0x750
[  464.396693]  ? queue_work_on+0x12c/0x1e0
[  464.400764]  ? switchdev_port_obj_del+0xdc/0x440
[  464.405520]  ? switchdev_trans_item_enqueue+0x260/0x260
[  464.410891]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  464.415928]  __br_mdb_notify+0x4ff/0x15d0
[  464.420094]  ? __br_mdb_add+0x7f0/0x7f0
[  464.424092]  ? zap_class+0x640/0x640
[  464.427817]  ? br_multicast_group_expired+0x96/0x610
[  464.432921]  ? lock_downgrade+0x900/0x900
[  464.437076]  br_mdb_notify+0x310/0x410
[  464.440967]  ? br_mdb_dump+0x27b0/0x27b0
[  464.445039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.450588]  br_multicast_group_expired+0x1bc/0x610
[  464.455609]  ? br_mdb_free+0x80/0x80
[  464.459338]  call_timer_fn+0x272/0x920
[  464.463226]  ? br_mdb_free+0x80/0x80
[  464.466946]  ? process_timeout+0x40/0x40
[  464.471016]  ? __run_timers+0x7da/0xc70
[  464.474992]  ? _raw_spin_unlock_irq+0x27/0x80
[  464.479486]  ? _raw_spin_unlock_irq+0x27/0x80
[  464.483983]  ? br_mdb_free+0x80/0x80
[  464.487699]  ? lockdep_hardirqs_on+0x296/0x5b0
[  464.492291]  ? trace_hardirqs_on+0xbd/0x310
[  464.496612]  ? kasan_check_read+0x11/0x20
[  464.500760]  ? __run_timers+0x7da/0xc70
[  464.504740]  ? trace_hardirqs_off_caller+0x310/0x310
[  464.509856]  ? br_mdb_free+0x80/0x80
[  464.513581]  ? br_mdb_free+0x80/0x80
[  464.517298]  __run_timers+0x7e5/0xc70
[  464.521128]  ? timer_fixup_init+0x70/0x70
[  464.525296]  ? lock_downgrade+0x900/0x900
[  464.529446]  ? zap_class+0x640/0x640
[  464.533180]  ? pvclock_read_flags+0x160/0x160
[  464.537676]  ? hrtimer_start_range_ns+0xe00/0xe00
[  464.542527]  ? trace_hardirqs_on+0x310/0x310
[  464.546950]  ? kvm_clock_read+0x18/0x30